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| author | Paolo Bonzini <bonzini@gcc.gnu.org> | 2005-07-05 12:14:51 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2005-07-05 12:14:51 +0000 |
| commit | 064be44503f57889da7d102b3e0eac9ebb3d8058 (patch) | |
| tree | 32befbd74a741eb1f08f0df93486e90d415e1280 /gcc | |
| parent | 96f527526a1b87ef1d565d70b295153c23f6aaf2 (diff) | |
| download | gcc-064be44503f57889da7d102b3e0eac9ebb3d8058.zip gcc-064be44503f57889da7d102b3e0eac9ebb3d8058.tar.gz gcc-064be44503f57889da7d102b3e0eac9ebb3d8058.tar.bz2 | |
ChangeLog for January-June 2005 rotated into ChangeLog-2005.
From-SVN: r101623
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 22737 | ||||
| -rw-r--r-- | gcc/ChangeLog-2005 | 22732 |
2 files changed, 22735 insertions, 22734 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a72bdb3..ddf5750 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -254,10 +254,10 @@ * tree-ssa-reassoc.c (should_transpose): Fix which operand we check for SSA_NAME for. -2005-06-29 Daniel Berlin <dberlin@dberlin.org> +2005-07-01 Daniel Berlin <dberlin@dberlin.org> Fix PR tree-optimization/22071 - + * tree-ssa-structalias.c (offset_overlaps_with_access): New function. (get_constraint_for_component_ref): Use it. @@ -294,22735 +294,4 @@ stack_protect_testdi): Add earlyclobber for scratch 3, remove earlyclobber from scratch 4. -2005-06-30 Diego Novillo <dnovillo@redhat.com> - - PR 21584 - PR 22219 - * tree-ssa-alias.c (create_name_tags): Also process - non-dereferenced pointers. - Remove argument 'ai'. Update all callers. - -2005-06-30 Andrew Pinski <pinskia@physics.uc.edu> - - * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): - Set to 0 for FRAME_GROWS_DOWNWARD. - (REGISTER_NAMES): Add sfp. - -2005-07-01 Kelley Cook <kcook@gcc.gnu.org> - - * config/arm/libunwind.S, config/arm/pr-support.c, - config/arm/unwind-arm.c, config/arm/unwind-arm.h, - config/c4x/predicates.md, tree-object-size.c: Update FSF address. - -2005-06-30 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/22260 - * config/sparc/sparc.c (emit_and_preserve): Add 2nd register. - Preserve the 2nd register too, if present. - (sparc_output_mi_thunk) <PIC case>: Preserve the PIC register too. - Adjust call to emit_and_preserve. - -2005-06-30 Zack Weinberg <zack@codesourcery.com> - Jakub Jelinek <jakub@redhat.com> - - * pretty-print.h (PP_NL_ARGMAX): New. - (text_info): Add locus. - (struct chunk_info): New. - (output_buffer): Add formatted_obstack, chunk_obstack, and - cur_chunk_array. Change obstack to a pointer. - (pp_wrapping_mode_t, pp_wrapping_mode, pp_set_verbatim_wrapping): New. - (struct pretty_print_info): Replace ideal_maximum_length and - prefixing_rule with wrapping. - (pp_line_cutoff, pp_prefixing_rule): Update to match. - Update prototypes and wrapper macros throughout. - * pretty-print.c (pp_formatted_text_data, pp_append_r) - (pp_base_clear_output_area, pp_construct, pp_base_formatted_text) - (pp_base_last_position_in_text, pp_base_newline, pp_base_character): - Update for changes to pp structure. - (pp_base_prepare_to_format, pp_base_format_text): Delete. - (pp_base_format, pp_base_output_formatted_text): New functions. - (pp_base_format_verbatim): Use pp_set_verbatim_wrapping. - (pp_verbatim): Clear text.locus. - (pp_printf): Likewise. Use pp_format and pp_output_formatted_text. - * c-objc-common.c (c_tree_printer): Update function signature. - * diagnostic.c (diagnostic_initialize): Update for changes to - pp structure. - (diagnostic_report_diagnostic): Call pp_format and then - pp_output_formatted_text. - (verbatim): Clear text.locus. - * diagnostic.h (diagnostic_prefixing_rule, diagnostic_line_cutoff): - Update for changes to pp structure. - - * c-lang.c: No need to include c-pretty-print.h. - * Makefile.in: Remove bogus line containing only a tab. - (c-lang.o): Update dependencies. - * toplev.c (announce_function): Don't use verbatim. - (default_tree_printer): Update signature. - - * objc/objc-lang.c: No need to include c-pretty-print.h. - * objc/Make-lang.in: Update dependencies. - -2005-06-29 Daniel Berlin <dberlin@dberlin.org> - - * tree-complex.c (complex_variable_components): Now a hashtable. - (cvc_lookup): Ditto. - (cvc_insert): Ditto. - (create_components): Use referenced var iterator. - Initialize hashtable. Use cvc_insert/lookup. - (extract_components): Use cvc_insert/lookup. - (update_complex_components): Ditto. - (update_complex_components_on_edge): Ditto. - * tree-dfa.c (referenced_vars): Now a hashtable. - (dump_referenced_vars): Use iterator. - (referenced_var_lookup): New function. - (referenced_var_insert): Ditto. - (add_referenced_var): Use referenced_var_insert. - (mark_new_vars_to_rename): Use DECL_UID. - * tree-flow-inline.h (first_htab_element): New function. - (end_htab_p): Ditto. - (next_htab_element): Ditto. - (first_referenced_var): Ditto. - (end_referenced_vars_p): Ditto. - (next_referenced_var): Ditto. - (is_call_clobbered): Use DECL_UID. - (mark_call_clobbered): Ditto. - (clear_call_clobbered): Ditto. - (mark_non_addressable): Ditto. - * tree-flow.h (htab_iterator): New struct. - (FOR_EACH_HTAB_ELEMENT): New macro. - (struct int_tree_map): New struct. - (int_tree_map_hash): Prototype. - (int_tree_map_eq): Ditto. - (referenced_var_iterator): Ditto. - (FOR_EACH_REFERENCED_VAR): New macro. - (referenced_vars): Now a hashtable. - * tree-into-ssa.c (symbol_marked_for_renaming): Use DECL_UID. - (add_new_name_mapping): Ditto. - (mark_def_sites): Ditto. - (insert_phi_nodes): Use referenced_var iterator. - (mark_def_site_blocks): Ditto. - (mark_sym_for_renaming): Use DECL_UID. - * tree-sra.c (is_sra_candidate_decl): Use DECL_UID. - (lookup_element): Ditto. - (find_candidates_for_sra): Use referenced_vars iterator. - Use DECL_UID. - * tree-ssa-alias.c (NUM_REFERENCES): New macro. - (NUM_REFERENCES_CLEAR): Ditto. - (NUM_REFERENCES_INC): Ditto. - (NUM_REFERENCES_SET): Ditto. - (alias_obstack): New bitmap obstack. - (struct alias_map_d): Use bitmap, not sbitmap. - (struct alias_info): Remove num_references. - (init_alias_info): Use referenced_var iterator. - Initialize bitmap obstack. - (delete_alias_info): Use referenced_var iterator. - Free bitmap obstack. - (compute_points_to_and_addr_escape): Use DECL_UID. - Use new NUM_REFERENCES macros. - (compute_flow_sensitive_aliasing): may_aliases is now a bitmap. - Use new NUM_REFERENCES macros. - (group_aliases_into): Update prototype to use bitmap. - (setup_pointers_and_addressables): Use referenced_vars iterator. - Use DECL_UID. Use new NUM_REFERENCES macros. - (add_pointed_to_var): Use DECL_UID. - (dump_alias_info): Use referenced_var iterator. - (add_type_alias): Ditto. - (used_portions): Now a hashtable. - (used_part_map_eq): New function. - (used_part_map_hash): Ditto. - (free_used_part_map): Ditto. - (up_lookup): Ditto. - (up_insert): Ditto. - (get_or_create_used_part_for): Use up_lookup. - (create_overlap_variables_for): Ditto. - (find_used_portions): Use up_insert. - Use DECL_UID. - (create_structure_vars): Init used_portions hashtable, use - referenced_vars iterator. - * tree-ssa-live.c (create_ssa_var_map): sbitmaps became bitmaps. - Use DECL_UID. - * tree-ssa-loop-im.c (gather_mem_refs_stmt): Use DECL_UID. - * tree-ssa-operands.c (get_asm_expr_operands): Ditto. - (note_addressable): Ditto. - * tree-ssa-structalias.c (set_uids_in_ptset): Ditto. - * tree-ssa.c (verify_flow_insensitive_alias_info): Use - referenced_var iterator. - Use DECL_UID. - (delete_tree_ssa): Ditto. - (int_tree_map_eq): New function. - (int_tree_map_hash): Ditto. - * tree-stdarg.c (find_va_list_reference): Use DECL_UID. - (va_list_ptr_read): Ditto. - (va_list_counter_struct_op): Ditto. - (va_list_ptr_write): Ditto. - (check_va_list_escapes): Ditto. - (check_all_va_list_escapes): Ditto. - (execute_optimize_stdarg): Ditto. - * tree-tailcall.c (suitable_for_tail_opt_p): Used referenced_var - iterator. - -2005-06-30 Andrew Pinski <pinskia@physics.uc.edu> - - * config/rs6000/darwin.h (FRAME_POINTER_REGNUM): Rename to ... - (HARD_FRAME_POINTER_REGNUM): this. - -2005-06-30 Jan Hubicka <jh@suse.cz> - - * ipa-inline.c (cgraph_clone_inlined_nodes): Revert previous patch. - -2005-06-30 Francois-Xavier Coudert <coudert@clipper.ens.fr> - - PR middle-end/22247 - * tree-ssa-structalias.c (build_constraint_graph, scc_visit, - process_unification_queue, init_topo_info, topo_visit, - init_scc_info, free_scc_info, perform_var_substitution, - solve_graph): Use unsigned instead of uint. - -2005-06-30 Jakub Jelinek <jakub@redhat.com> - - * function.c (gen_stack_protect_test): Add third argument. - -2005-06-30 J. D. Johnston <jjohnst@us.ibm.com> - - * gthr-tpf.h (CE2THRCPTR): Change field offset to 16. - -2005-06-30 Kazu Hirata <kazu@codesourcery.com> - - * config/c4x/c4x-protos.h: Remove the prototypes for those - functions removed from c4x.c. Add prototypes for those - functions exported in c4x.c. - * config/c4x/c4x.c (any_operand, fp_zero_operand, - const_operand, stik_const_operand, not_const_operand, - reg_operand, r0r1_reg_operand, r2r3_reg_operand, - ext_low_reg_operand, ext_reg_operand, std_reg_operand, - std_or_reg_operand, addr_reg_operand, index_reg_operand, - dp_reg_operand, sp_reg_operand, st_reg_operand, - rc_reg_operand, call_address_operand, - symbolic_address_operand, dst_operand, src_operand, - src_hi_operand, lsrc_operand, tsrc_operand, - nonimmediate_src_operand, nonimmediate_lsrc_operand, - reg_or_const_operand, par_ind_operand, parallel_operand): - Remove. - (c4x_immed_float_p, c4x_a_register, c4x_x_register, - c4x_K_constant, c4x_N_constant, c4x_O_constant, - c4x_S_indirect): Export. - * config/c4x/c4x.h (PREDICATE_CODES): Remove. - * config/c4x/c4x.md: Include predicates.md. - * config/c4x/predicates.md: New. - -2005-06-30 Jakub Jelinek <jakub@redhat.com> - - * function.c (stack_protect_epilogue): Pass label to - stack_protect_test, assume it emitted also the conditional - branch. - * doc/md.texi (stack_protect_test): Adjust documentation. - * config/i386/i386.md (stack_protect_test): Add third argument, - emit beq with operands[2]. - * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Define to - flag_stack_protect != 0. - * config/rs6000/rs6000.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New - constants. - (stack_protect_set, stack_protect_test): New expanders. - (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, - stack_protect_testdi): New insns. - * config/rs6000/rs6000.c (rs6000_stack_protect_fail): New function. - (TARGET_STACK_PROTECT_FAIL): Define. - (rs6000_generate_compare): Handle UNSPEC_SP_TEST. - - * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Increment. - (DWARF_FRAME_REGISTERS, DWARF_REG_TO_UNWIND_COLUMN): Adjust, so - that addition of sfp doesn't change these. - (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS, - REG_ALLOC_ORDER): Add sfp. - (INT_REGNO_P): Include FRAME_POINTER_REGNUM. - (FRAME_POINTER_REGNUM): Define to 113. - (HARD_FRAME_POINTER_REGNUM): Define to 31. - (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add sfp. - (STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD. - (ELIMINABLE_REGS): Never eliminate to - FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM - instead. Add eliminations from FRAME_POINTER_REGNUM. - (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): - Include FRAME_POINTER_REGNUM. - (REGISTER_NAMES): Add sfp. - * config/rs6000/rs6000.c (rs6000_reg_names): Add sfp. - (alt_reg_names): Likewise. - (rs6000_stack_info): Handle FRAME_GROWS_DOWNWARD. - (rs6000_emit_prologue): Use HARD_FRAME_POINTER_REGNUM - instead of FRAME_POINTER_REGNUM. - (rs6000_initial_elimination_offset): Never eliminate to - FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM - instead. Add elimination offsets from FRAME_POINTER_REGNUM. - - * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Only return non-zero - if DEFAULT_ABI == ABI_V4. - -2005-06-30 Steven Bosscher <stevenb@suse.de> - - * coretypes.h (tls_model): Add TLS_MODEL_NONE as 0. - * tree.h (struct tree_decl): New field `tls_model'. - (DECL_TLS_MODEL): New. - (DECL_THREAD_LOCAL_P): Rename from DECL_THREAD_LOCAL, make it - a predicate. - * rtl.h (decl_default_tls_model): Add prototype for it. - * varasm.c (decl_tls_model): Rewritten and renamed to ... - (decl_default_tls_model): ... this. - (default_encode_section_info): Use DECL_TLS_MODEL instead of - decl_tls_model. - (assemble_variable): Replace DECL_THREAD_LOCAL with - DECL_THREAD_LOCAL_P. - (default_section_type_flags_1): Likewise. - (categorize_decl_for_section): Likewise. - * tree.c (staticp): Likewise. - (recompute_tree_invarant_for_addr_expr): Likewise. - * drawf2out (loc_descriptor_from_tree_1): Likewise. - * c-decl.c (diagnose_mismatched_decls): Likewise. - with DECL_THREAD_LOCAL_P. - (start_decl): Likewise. - * print-tree.c (print_node): Likewise. Print the TLS model. - (grokdeclarator): Set the default DECL_TLS_MODEL here. - * c-common.c (handle_tls_model_attribute): Rewrite to set the - TLS model up based on the attribute. Never add the attribute - to the decl's attributes list. - * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Replace - DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P. - -2005-06-30 Zdenek Dvorak <dvorakz@suse.cz> - - PR testsuite/21967 - * tree-ssa-live.c (mark_all_vars_used_1): Ignore variables in - TMR_ORIGINAL. - -2005-06-30 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.md (addv2hi3, subv2hi3, sminv2hi3, smaxv2hi3, - mulv2hi3, negv2hi2, absv2hi2): Pattern names fixed by appending the - necessary digit. - -2005-06-29 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (rs6000_file_start): Use PPC405_ERRATUM77. - -2005-06-29 Diego Novillo <dnovillo@redhat.com> - - PR 22234 - * tree-ssa-copy.c (fini_copy_prop): Do not overwrite copy_of - when following copy-of chains. - -2005-06-30 Jan Hubicka <jh@suse.cz> - - * function.h (struct function): Add saved blocks/unexpanded var list. - * gimple-low.c (record_vars): Insert only VAR_DECLs. - * tree-inline.c (add_lexical_block): Declare; do not clear sublocks. - (remap_decl): Do not declare vars. - (remap_block): Do not care inserting blocks. - (remap_blocks): New function. - (copy_body_r): Update debug info. - (expand_call_inline): Duplicate callee block tree into caller; - copy all the unexpanded_var_list. - (save_body): Save unexpanded_var_list and blocks. - * tree-optimize.c (tree_rest_of_optimization): Restore - blocks/unexpanded_var_list. - -2005-06-29 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (ia64_expand_vecint_minmax): Use us_minus and - plus for V4HImode UMAX. - -2005-06-29 Joseph S. Myers <joseph@codesourcery.com> - - * c-tree.h (default_function_array_conversion): Take and return - struct c_expr. - * c-typeck.c (default_function_array_conversion): Split into - array_to_pointer_conversion and function_to_pointer_conversion. - Take and return struct c_expr. - (array_to_pointer_conversion): Do not handle type qualifiers or - COMPOUND_EXPRs specially. - (build_function_call): Call function_to_pointer_conversion for - function designators. - (build_unary_op): Call array_to_pointer_conversion, not - default_function_array_conversion. - (digest_init, output_init_element): Likewise. - * c-parser.c: All callers of default_function_array_conversion - changed. - -2005-06-29 Ziemowit Laski <zlaski@apple.com> - - * config/darwin.c (machopic_select_section): constant ObjC string - objects now always have type "__builtin_ObjCString". - -2005-06-29 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.md (vec_shl_<VEC>, vec_shr_<VEC>): New. - -2005-06-29 Richard Henderson <rth@redhat.com> - - * tree-vect-transform.c (vect_min_worthwhile_factor): Declare. - (vect_create_epilog_for_reduction): Don't use vec_shr if the - operation is emulated. - (vectorizable_reduction): Duplicate vect_min_worthwhile_factor - tests from vectorizable_operation. - -2005-06-29 Caroline Tice <ctice@apple.com> - - Fix PR 21956 - * varasm.c (assemble_start_function): Add "L" to beginning of - local labels, so assembler & linker treat them as local. - -2005-06-29 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp - argument. Simplify canonicalization of condition. Use unsigned - saturating subtraction for QI and HImode unsigned compares. Use - bit arithmetic tricks for SImode unsigned compares. - * config/i386/i386-protos.h (ix86_expand_int_vcond): Update decl. - * config/i386/sse.md (SSEMODE14): New. - (umaxv8hi3): Use us_minus+plus to avoid vcond. - (umaxv4si3): New. - (smax<SSEMODE14>3): Rename from smaxv16qi3 and macroize. - (smin<SSEMODE14>3): Similarly with sminv16qi3. - (umin<SSEMODE24>3): Similarly with uminv8hi3. - -2005-06-29 Ian Lance Taylor <ian@airs.com> - - * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Change - GEN_INT to gen_int_for_mode when storing register size to memory. - -2005-06-29 Stuart Hastings <stuart@apple.com> - - * gcc/config/i386/mmintrin.h: Mark vector intrinsics always_inline. - * gcc/config/i386/emmintrin.h: Likewise. - * gcc/config/i386/pmmintrin.h: Likewise. - * gcc/config/i386/xmmintrin.h: Likewise. - -2005-06-29 Steve Ellcey <sje@cup.hp.com> - - PR middle-end/21969 - * tree.h (TYPE_VECTOR_SUBPARTS): Change to shift expression. - (SET_TYPE_VECTOR_SUBPARTS): New. - * tree.c (make_vector_type): Replace TYPE_VECTOR_SUBPARTS with - SET_TYPE_VECTOR_SUBPARTS. - * tree-vect-transform.c (vect_transform_loop): Add cast. - -2005-06-29 Andreas Krebbel <krebbel1@de.ibm.com> - - * config/s390/s390.c (s390_decompose_address): Accept invalid - displacements for addresses containing frame_pointer_rtx or - virtual_stack_vars_rtx. - (s390_frame_info): Replaced use of STARTING_FRAME_OFFSET. - (s390_initial_elimination_offset): New offset when eliminating the - soft frame pointer. - * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1. - (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed. - -2006-06-28 Ziemowit Laski <zlaski@apple.com> - - * c-common.c (flag_next_runtime): Move... - * toplev.c (flag_next_runtime): ... here. - * c-common.h (flag_next_runtime): Move... - * flags.h (flag_next_runtime): ... here. - * config/darwin-c.c: Include flags.h. - * config/t-darwin (darwin-c.o): Depend on flags.h. - -2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/linux-unwind.h (shmedia_fallback_frame_state): - Disable aliasing warning with void * cast. - (sh_fallback_frame_state): Likewise. - -2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org> - - * target.h (gcc_target): New field allocate_initial_value. - * target-def.h (TARGET_ALLOCATE_INITIAL_VALUE): New macro. - (TARGET_INITIALIZER): Include it. - * integrate.c (allocate_initial_values): Use - targetm.allocate_initial_value. - * system.h: Poison ALLOCATE_INITIAL_VALUE. - * config/sh/sh-protos.h (sh_pr_n_sets): Delete. - * config/sh/sh.c (sh_pr_n_sets): Make it static. - (sh_allocate_initila_value): New function. - (TARGET_ALLOCATE_INITIAL_VALUE): Override default. - * config/sh/sh.h (ALLOCATE_INITIAL_VALUE): Delete. - * doc/tm.texi (TARGET_ALLOCATE_INITIAL_VALUE): Rename and - update from ALLOCATE_INITIAL_VALUE. - -2005-06-28 Richard Henderson <rth@redhat.com> - - * tree-vectorizer.c (vect_is_simple_reduction): Compare types - using TYPE_MAIN_VARIANT. - -2005-06-28 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (ia64_expand_vecint_compare): Decompose to EQ - when using psubN.uuu. - -2005-06-29 Kelley Cook <kcook@gcc.gnu.org> - - * doc/gcc.texi: Update FSF address. - -2005-06-28 Eric Christopher <echristo@redhat.com> - - PR c/22052 - PR c/21975 - * c-decl.c (diagnose_mismatched_decls): Define DECL_EXTERN_INLINE. - Use. Fix detection of invalid extern inline redefinition. - -2005-06-28 Diego Novillo <dnovillo@redhat.com> - - * tree-optimize.c (init_tree_optimization_passes): Fix typo. - -2005-06-28 Andrew Pinski <pinskia@physics.uc.edu> - - * config/rs6000/rs6000.md (setmemsi): s/operand/operands/. - -2005-06-28 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (ia64_expand_vecint_compare): Use unsigned - saturating subtraction for QI and HImode unsigned compares. Use - bit arithmetic tricks for SImode unsigned compares. - (ia64_expand_vcondu_v2si): Remove. - (ia64_expand_vecint_cmov): Don't call it. - -2005-06-28 Richard Henderson <rth@redhat.com> - - * rtlanal.c (nonzero_bits1): Use the mode of the value for - determining integral-ness for comparisons. - -2005-06-28 Andrew Pinski <pinskia@physics.uc.edu> - - * config/rs6000/rs6000.md (setmemsi): Fix operand 2. - -2005-06-28 Joseph S. Myers <joseph@codesourcery.com> - - * target.h (invalid_conversion, invalid_unary_op, - invalid_binary_op): New hooks. - * target-def.h (TARGET_INVALID_CONVERSION, - TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP, - TARGET_INITIALIZER): Likewise. - * hooks.h (hook_constcharptr_tree_tree_null, - hook_constcharptr_int_tree_null, - hook_constcharptr_int_tree_tree_null): New. - * hooks.c (hook_constcharptr_tree_tree_null, - hook_constcharptr_int_tree_null, - hook_constcharptr_int_tree_tree_null): Likewise. - * gcc/doc/tm.texi (TARGET_INVALID_CONVERSION, - TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document. - * c-convert.c (convert): Use invalid_conversion hook. - * c-typeck.c (build_unary_op): Use invalid_unary_op hook. - (build_binary_op): Use invalid_binary_op hook. - * config/ia64/ia64-modes.def: Define RFmode. - * config/ia64/ia64-protos.h (spill_xfmode_operand): Remove. - (ia64_expand_movxf_movrf): New. - * config/ia64/ia64.md (movxf): Move code to - ia64_expand_movxf_movrf. - (movrf, movrf_internal): New. - * ia64.c (ia64_invalid_conversion, ia64_invalid_unary_op, - ia64_invalid_binary_op, TARGET_INVALID_CONVERSION, - TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): New. - (spill_xfmode_operand): Rename to spill_xfmode_rfmode_operand. - Add mode parameter. Make static. - (ia64_expand_movxf_movrf): New, moved from ia64.md. Handle RFmode - as well as XFmode. - (ia64_function_arg, ia64_function_value, ia64_register_move_cost, - ia64_scalar_mode_supported_p): Handle RFmode as well as XFmode. - (ia64_init_builtins): Set up __fpreg as RFmode. - (ia64_mangle_fundamental_type): Mangle __fpreg as u7__fpreg. - -2006-06-28 Adrian Straetling <straetling@de.ibm.com> - - * builtins.c: (expand_builtin_memset): Rewrite to support - 'set_storage_via_setmem'. - * expr.c: (enum insn_code setmem_optab): Define. - (enum insn_code clrmem_optab): Remove. - (set_storage_via_setmem): New function. - (clear_storage_via_setmem): Remove. - (clear_storage): Replace call to "clear_storage_via_clrmem" with - "set_storage_via_setmem". - * expr.h: (set_storage_via_setmem): Declare. - (CLEAR_RATIO): Redefine using HAVE_setmemM. - * optabs.h: (enum insn_code setmem_optab): Declare. - (enum insn_code clrmem_optab): Remove. - * optabs.c: (init_optabs): Initialize setmem_optab. - (enum insn_code clrmem_optab): Remove. - * genopinit.c: (otabs): Likewise. - * doc/md.texi: Document new standard pattern 'setmem'. Remove - 'clrmem'. - * config/alpha/alpha.c: (alpha_expand_block_clear): Adjust - 'operands' ordering. - * config/frv/frv.c: (frv_expand_block_clear): Likewise. - * config/rs6000/rs6000.c: (expand_block_clear): Likewise. - * config/alpha/alpha.md: ("clrmemqi", "clrmemdi"): Rename to "setmemM". - FAIL on operands[2]!=const0_rtx. Adjust 'operands' ordering. - * config/avr/avr.md: ("clrmemhi"): Likewise. - * config/frv/frv.md: ("clrmemsi"): Likewise. - * config/i386/i386.md: ("clrmemsi", "clrmemdi"): Likewise. - * config/pa/pa.md: ("clrmemsi", "clrmemdi"): Likewise. - * config/rs6000/rs6000.md: ("clrmemsi"): Likewise. - * config/s390/s390.md: ("clrmem<mode>"): Likewise. - -2005-06-28 Paul Brook <paul@codesourcery.com> - - * Makefile.in: Set and use UNWIND_H. Install as unwind.h. - * c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc. - * except.c (add_ehspec_entry): Generate arm eabi filter lists. - (assign_filter_values): Ditto. - (output_ttype): New function. - (output_function_exception_table): Use output_ttype. Generate arm - eabi filter lists. - (default_init_unwind_resume_libfunc): New function. - * except.h (default_init_unwind_resume_libfunc): Add prototype. - * optabs.c (init_optabs): Don't set unwind_resume_libfunc. - * opts.c (decode_options): Use targetm.unwind_tables_default. - * target-def.h (TARGET_ASM_TTYPE): Provide and use definition. - (TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto. - * target.h (struct gcc_target): Add asm.ttype, unwind_tables_default - and arm_eabi_unwinder. - * unwind-c.c: Support Arm EABI unwinder. - * unwind.h: Rename ... - * unwind-generic.h: ... To this. - * doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document. - (TARGET_UNWID_TABLES_DEFAULT): Document. - - * config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype. - * config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions. - (TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): - Define. - (thumb_pushpop, thumb_output_function_prologue): Output unwinding - directives. - (arm_unwind_emit_stm, arm_unwind_emit_set): New functions. - * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when - !TARGET_UNWIND_INFO. - (ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define. - * config/arm/bpabi.h (TARGET_UNWIND_INFO): Define. - * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME, - ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND. - * config/arm/lib1funcs.asm: Include libunwind.S. - * config/arm/libgcc-bpabi.ver: Add unwinding routines. - * config/arm/libunwind.S: New file. - * config/arm/pr-support.c: New file. - * config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind. - (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set. - * config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set. - * config/arm/unwind-arm.c: New file. - * config/arm/unwind-arm.h: New file. - * config/i386/t-netware (USER_H): Remove unwind.h. - * config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define. - -2005-06-28 DJ Delorie <dj@redhat.com> - - * c-decl.c (pop_scope): Move warning control into warning call. - (diagnose_mismatched_decls): Likewise. - (pushdecl): Likewise. - (start_decl): Likewise. - (grokparms): Likewise. - (start_function): Likewise. - (store_parm_decls_newstyle): Likewise. - (store_parm_decls_oldstyle): Likewise. - (finish_function): Likewise. - (declspecs_add_scspec): Likewise. - * c-format.c (decode_format_attr): Likewise. - (maybe_read_dollar_number): Likewise. - (avoid_dollar_number): Likewise. - (finish_dollar_format_checking): Likewise. - (check_format_info): Likewise. - (check_format_info_main): Likewise. - (check_format_types): Likewise. - (format_type_warning): Likewise. - * c-typeck.c (function_types_compatible_p): Likewise. - (build_array_ref): Likewise. - (convert_arguments): Likewise. - (build_c_cast): Likewise. - (store_init_value): Likewise. - (process_init_element): Likewise. - (c_start_case): Likewise. - * stor-layout.c (finalize_record_size): Likewise. - * tree-cfg.c (execute_warn_function_noreturn): Likewise. - * tree-inline.c (expand_call_inline): Likewise. - -2005-06-28 Uros Bizjak <uros@kss-loka.si> - - PR target/22134 - * config/i386/i386.md (fist<mode>2_with_temp splitter): - Clobber memory operand, not scratch register. - -2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com> - - * config/s390/s390.c (machine_function): New field has_landing_pad_p. - (s390_set_has_landing_pad_p, s390_reg_clobbered_rtx, - s390_regs_ever_clobbered): New functions. - (s390_return_addr_rtx): Use get_hard_reg_initial_value. - (s390_register_info, s390_init_frame_layout, s390_update_frame_layout): - Use s390_regs_ever_clobbered. - (s390_emit_prologue): Don't use r14 as temp reg if its content is used - for builtin_return_address. - * config/s390/s390.md ("exception_receiver"): New expander. - * config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype - added. - -2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com> - - * except.c (current_function_has_exception_handlers): Function - description added and if statements merged. - -2005-06-28 Richard Henderson <rth@redhat.com> - - * config/i386/sse.md (smaxv16qi3): Fix buffer overflow. - (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise. - -2005-06-27 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper - comparison operations. - (ia64_expand_vecint_minmax): Fix size of xops. - * config/ia64/vect.md (umax<VECINT>3): Fix fallback pattern typo. - (vec_shl_<VECINT>, vec_shr_<VECINT>): New. - -2005-06-27 Richard Henderson <rth@redhat.com> - - * tree-vect-transform.c (get_initial_def_for_reduction): Use correct - type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment. - -2005-06-27 Richard Henderson <rth@redhat.com> - - * config/i386/sse.md (vec_shl_<SSEMODEI>, vec_shr_<SSEMODEI>): New. - (smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New. - -2005-06-27 Richard Henderson <rth@redhat.com> - - * tree-vect-transform.c (vect_create_epilog_for_reduction): Remove - duplicate little-endian adjustment. - -2005-06-28 Kelley Cook <kcook@gcc.gnu.org> - - * doc/include/texinfo.tex: Import from upstream CVS. - -2005-06-28 Jan Hubicka <jh@suse.cz> - - * cgraph.c (cgraph_remove_node): Do not release function bodies until - full cgraph is built. - * cgraph.h (cgraph_decide_inlining_incrementally): Add early argument. - * cgraphunit.c (cgraph_finalize_function): Update call of - cgraph_decide_inlining_incrementally. - (initialize_inline_failed): Break out of ... - (cgraph_analyze_function): ... here. - (rebuild_cgraph_edges): New function. - (pass_rebuild_cgraph_edges): New pass. - * common.opt (fearly-inlining): New flag. - * ipa-inline.c: Include ggc.h - (cgraph_clone_inlined_nodes): Avoid re-using of original copy - when cgraph is not fully built. - (cgraph_decide_inlining_incrementally): Add early mode. - (cgraph_early_inlining): New function. - (cgraph_gate_early_inlining): Likewise. - (pass_early_ipa_inline): New pass. - * ipa.c (cgraph_postorder): NULLify aux pointer. - * tree-inline.c (expand_call_inline): Avoid warning early. - * tree-optimize.c (pass_early_local_passes): New. - (execute_cleanup_cfg_pre_ipa): New. - (pass_cleanup_cfg): New. - (register_dump_files): Fix handling subpasses of IPA pass. - (init_tree_optimization_passes): Add early passes. - (execute_ipa_pass_list): Fix handling of subpasses of IPA pass. - * passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges, - pass_early_ipa_inline): New passes. - * tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New. - - * invoke.texi: Document early-inlining. - -2005-06-28 Kelley Cook <kcook@gcc.gnu.org> - - * doc/include/fdl.texi: Merge in changes from upstream. - * doc/include/gpl.texi: Likewise. - -2005-06-27 Diego Novillo <dnovillo@redhat.com> - - PR 21959 - * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type - casts between unsigned and signed types with different size - or precision. - -2005-06-28 Jan Hubicka <jh@suse.cz> - - * tree-optimize.c (exercute_free_datastructures): - Do not disband implicit edges; do not attempt to build insn list; - do not free cfg annotations. - (execute_free_cfg_annotations); Disband implicit edges here; - free cfg annotations here too. - (pass_free_cfg_annotations); New pass. - (init_tree_optimization_passes); Add pass_free_cfg_annotations. - * tree-ssa-operands.c (free_ssa_operands); Recover; export. - * tree-ssa-operands.h (free_ssa_operands); declare. - * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified; - kill PHI nodes. - * tree-ssanames.c (release_defs): Kill addresses_taken. - - * basic-block.h (basic_block_def): Kill rbi. - (reorder_block_def): Kill; Remove next field (replaced by aux); - move other fields to ... - (rtl_bb_info): ... here. - * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round, - copy_bb, connect_traces, add_labels_and_missing_jumps - fix_up_fall_thru_edges, fix_crossing_conditional_branches, - duplicate_computed_gotos, partition_hot_cold_basic-blocks): - Update to new fields. - * cfg.c (initialize_bb_rbi): Kill. - * cfglayout.c (record_effective_endpoints, fixup_reorder_chain, - fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update. - * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi. - (try_redirect_by_replacing_jump): Update rbi references. - (cfg_layout_split_block): Likewise. - (cfg_layout_delete_block): Likewise. - (cfg_layout_merge_blocks): Likewise. - * function.c (thread_prologue_and_epilogue_insns): Likewise. - * passes.c (rest_of_handle_sms): Likewise. - * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise. - -2005-06-27 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum - in verbose_asm output. - * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with - CONFIG_PPC405CR. - * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for - 405cr. - -2005-06-27 Jakub Jelinek <jakub@redhat.com> - - * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6. - (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6. - (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define. - (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5, - ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define. - * builtins.c: Include tree-flow.h. - (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes. - (expand_builtin_object_size, expand_builtin_memory_chk, - maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning, - compute_object_offset, compute_builtin_object_size, - fold_builtin_object_size): New functions. - (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK. - (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF - and BUILT_IN_{,F}PRINTF_UNLOCKED. - (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, - fold_builtin_strncpy_chk, fold_builtin_strcat_chk, - fold_builtin_strncat_chk, fold_builtin_sprintf_chk, - fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf): - New functions. - * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK, - BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK, - BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK, - BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK, - BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK, - BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK, - BUILT_IN_VPRINTF_CHK): New builtins. - * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4): - Document. - (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG, - BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE, - BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE, - BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG, - BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG, - BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG, - BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR, - BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR, - BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types. - * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6, - DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define. - * Makefile.in (OBJS-common): Add tree-object-size.o. - (tree-object-size.o): Add dependencies. - * tree-pass.h (pass_object_sizes): Add. - * tree-optimize.c (init_tree_optimization_passes): Add - pass_object_sizes. - * tree-object-size.c: New file. - * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, - fold_builtin_strncpy_chk, fold_builtin_snprintf_chk, - compute_builtin_object_size, init_object_sizes, fini_object_sizes): - New prototypes. - * tree-ssa-ccp.c (get_strlen): Rename to ... - (get_maxval_strlen): ...this function. Handle also computing of maximum - string length and maximum integral value. - (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen - instead of get_strlen. Pass CALLEE and ARGLIST variables to the - folding functions instead of computing them again. - (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed - into some other builtin. - * doc/extend.texi (Object Size Checking): Document. - - * regrename.c (copy_value): Fix comment. - - * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD) - instead of preprocessor conditionals. - - * targhooks.c (default_hidden_stack_protect_fail): Fall back to - default_external_stack_protect_fail if visibility is not supported - or not flag_pic. - * config/i386/i386.c (ix86_stack_protect_fail): New function. - (TARGET_STACK_PROTECT_FAIL): Define. - * config/i386/i386.md (stack_protect_si): Change CLOBBER into - SET to zero. - (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid - invalid instruction xorl %rax, %rax. - -2005-06-27 Richard Henderson <rth@redhat.com> - - * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__. - * cfgexpand.c: Include params.h. - (has_protected_decls, has_short_buffer): New. - (expand_stack_vars): Take a predicate to determine what to expand. - (defer_stack_allocation): True when flag_stack_protect on. - (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New. - (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New. - (stack_protect_classify_type, stack_protect_decl_phase): New. - (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New. - (add_stack_protection_conflicts, create_stack_guard): New. - (expand_used_vars): Add stack protection logic. - (tree_expand_cfg): Likewise. - * common.opt (Wstack-protector): New. - (fstack-protector, fstack-protector-all): New. - * function.c: Include predict.h. - (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect - wants to copy the parameter into the stack frame. - (stack_protect_prologue, stack_protect_epilogue): New. - (expand_function_end): Call stack_protect_epilogue. Do - sjlj_emit_function_exit_after after naked_return_label. - * function.h (struct function): Add stack_protect_guard. - * params.def (PARAM_SSP_BUFFER_SIZE): New. - * toplev.c (process_options): Disable flag_stack_protect and/or - warn_stack_protect based on FRAME_GROWS_DOWNWARD. - * tree.h (stack_protect_prologue): Declare. - - * target-def.h (TARGET_STACK_PROTECT_GUARD): New. - (TARGET_STACK_PROTECT_FAIL): New. - (TARGET_INITIALIZER): Add them. - * target.h (struct gcc_target): Add stack_protect_guard and - stack_protect_fail. - * targhooks.c: Include ggc.h, gty header. - (stack_chk_guard_decl, default_stack_protect_guard): New. - (stack_chk_fail_decl, default_external_stack_protect_fail): New. - (default_hidden_stack_protect_fail): New. - * targhooks.h (default_stack_protect_guard): Declare. - (default_external_stack_protect_fail): Declare. - (default_hidden_stack_protect_fail): Declare. - * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New. - * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New. - (trap): Use ud2. - (conditional_trap, conditional_trap_1): Remove. - (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New. - (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New. - * doc/md.texi (stack_protect_set, stack_protect_test): New. - * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New. - (TARGET_STACK_PROTECT_FAIL): New. - - * libgcc-std.ver (GCC_4.1.0): New. - * libgcc.h (__stack_chk_guard): Declare. - (__stack_chk_fail, __stack_chk_fail_local): Declare. - * libgcc2.c (L_stack_chk, L_stack_chk_local): New. - * mklibgcc.in (lib2funcs): Add them. - -2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - PR c/21911 - * c-common.c (check_function_sentinel): Pass in named argument - list, skip over named arguments before looking for a sentinel. - (check_function_arguments): Pass in named argument list. - * c-common.h (check_function_arguments): Likewise. - * c-typeck.c (build_function_call): Likewise. - -2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * genautomata.c (decl_mode_check_failed, - regexp_mode_check_failed): Add noreturn attribute. - -2005-06-26 Kazu Hirata <kazu@codesourcery.com> - - * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos. - * doc/invoke.texi: Fix typos. - - * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c, - convert.c, lambda-code.c, predict.c, tree-cfg.c, - tree-complex.c, tree-data-ref.c, tree-if-conv.c, - tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c, - tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, - tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c, - tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, - tree.c: Use fold_buildN instead of fold (buildN (...)). - -2005-06-26 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/install.texi (Specific): Do not specify the concrete - versions of GCC provided by Cygwin. Simplify the part on - building on Cygwin. - -2005-06-26 Kazu Hirata <kazu@codesourcery.com> - - * config/arc/arc-protos.c: Remove the prototype for - arc_finalize_pic. - * config/arc/arc.c (arc_finalize_pic): Remove. - * config/arc/arc.h (FINALIZE_PIC): Likewise. - * config/bfin/bfin.h (FINALIZE_PIC): Likewise. - * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise. - -2005-06-26 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/17965 - * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free - instead of alloca for really big argument sizes. - - PR middle-end/22028 - * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node - earlier in the function. - - * regrename.c (copy_value): Don't replace fixed or global - regs with older regs. - - * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined. - * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD) - instead of preprocessor conditionals. - (assign_stack_local_1, assign_stack_temp_for_type): Likewise. - * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0 - depending on if it was or was not defined previously. - * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero - definition of FRAME_GROWS_DOWNWARD means frame grows downward. - * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise. - * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update - comment. - * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0. - * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update - comment. - * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment. - * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1. - * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise. - * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise. - -2005-06-26 Kazu Hirata <kazu@codesourcery.com> - - PR tree-optimization/22026 - * tree-vrp.c (extract_range_from_binary_expr): Drop to - VR_VARYING if a binary expression involving VR_ANTI_RANGE is - PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR. - -2005-06-26 Kazu Hirata <kazu@codesourcery.com> - - * Makefile.in (OBJS-common): Remove duplicate object file - names. - -2005-06-25 Jan Hubicka <jh@suse.cz> - - * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile. - * cfg.c (update_bb_profile_for_threading): Fix rescaling. - - * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info - when not neecesary - (rest_of_compilation): Fix conditional on branch prob pass. - * predict.c (tree_estimate_probability): Enable strip_builtin_expect - when not loop optimizing. - -2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3): - New patterns. - (movbi): Add alternative to set CC to zero. - (compare_eq, compare_ne, compare_le, compare_lt, compare_leu, - compare_ltu): Now named patterns. - -2005-06-25 Kelley Cook <kcook@gcc.gnu.org> - - * all files: Update FSF address in copyright headers. - -2005-06-25 Kelley Cook <kcook@gcc.gnu.org> - - * gengtype.c: Update FSF address in copyright header. - (create_file): Update FSF in outputed copyright header. - -2005-06-24 Kazu Hirata <kazu@codesourcery.com> - - * cfglayout.c (block_locators_locs, line_locators_locs, - line_locators_lines, file_locators_locs): Change the type to - VEC(int,heap)*. - (insn_locators_initialize, change_scope, insn_scope, - locator_line, insn_line, locator_file): Use VEC instead of - VARRAY. - -2005-06-24 Jason Merrill <jason@redhat.com> - - * tree-nrv.c (tree_nrv): Fix to check assignments to the - RESULT_DECL rather than just RETURN_EXPRs. - (finalize_nrv_r): Adjust. - -2005-06-24 Jan Hubicka <jh@suse.cz> - - * tree-optimize.c (init_tree_optimization_passes): Fix flags of - all_passes and all_ipa_passes. - - * c-common.c: Include cgraph.h - (handle_externally_visible_attribute): New function. - (c_common_att): Add "externally_visible" attribute. - * cgraph.c (decide_is_variable_needed): Obey externally - visible flag. - (cgraph_varpool_finalize_decl): Avoid redundant checking. - * cgraph.h (struct cgraph_node): New flag externally_visible. - (decide_is_function_needed): Obey externally visible flag. - (cgraph_finalize_function): Avoid redundant checks. - (cgraph_function_and_variable_visibility): Bring symbols local - when asked for. - * common.opt (fwhole-program): New flag. - - * doc/invoke.texi (-fwhole-program): Document. - -2005-06-24 Mark Mitchell <mark@codesourcery.com> - - PR 22171 - * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL - before use. - -2005-06-23 Mark Mitchell <mark@codesourcery.com> - - PR 22000 - * tree-ssa-operands.c (get_expr_operands): Check the volatility of - the FIELD_DECL and set s_ann->has_volatile_ops accordingly. - -2005-06-24 Jan Hubicka <jh@suse.cz> - - * opts.c (decode_options): Enable unit-at-a-time by default at -O1. - -2005-06-23 Jeff Law <law@redhat.com> - - * tree-optimize.c (init_tree_optimization_passes): Move - copy prop pass to run just before VRP. - * tree-vrp.c (remove_range_assertions): Remove copies created - by ASSERT_EXPR removal. - -2005-06-23 Kazu Hirata <kazu@codesourcery.com> - - PR tree-optimization/22117 - * tree-vrp.c (extract_range_from_binary_expr): Compute a - correct range when adding two pointers. - -2005-06-23 Jason Merrill <jason@redhat.com> - - PR c++/19317 - Leave the return slot target in the MODIFY_EXPR rather than making - it an argument, but only use it if the CALL_EXPR has a flag set. - * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to - CALL_EXPR_RETURN_SLOT_OPT. - * calls.c (expand_call): Adjust. - * tree-inline.c (expand_call_inline): Adjust. - * tree-pretty-print.c (dump_generic_node): Adjust. - - And set the flag as appropriate. - * gimplify.c (gimplify_modify_expr_rhs): Set - CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe. - * tree-nrv.c (execute_return_slot_opt): Set - CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis. - * tree-pass.h: Declare pass_return_slot. - * tree-optimize.c (init_tree_optimization_passes): Add it. - -2005-06-23 David Edelsohn <edelsohn@gnu.org> - - PR target/21760 - * config/rs6000/rs6000.h (PPC405_ERRATUM77): New. - * config/rs6000/rs6000.md: Move atomic instructions to ... - * config/rs6000/sync.md: Here. - Change sync_compare_and_swap<mode> to define_expand. All stwcx - patterns test PPC405_ERRATUM77. - -2005-06-23 Jan Hubicka <jh@suse.cz> - - * tree-inline.c (copy_body_r): Remap labels correctly. - -2005-06-22 Alan Modra <amodra@bigpond.net.au> - - * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete. - -2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - PR middle-end/20593 - * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR - the same as the other cast operands. - (output_addressed_constants): Likewise. - -2005-06-21 Jeff Law <law@redhat.com> - - * tree-vrp.c (extract_range_from_unary_expr): Handle type - conversions better. - -2005-06-21 Dorit Nuzman <dorit@il.ibm.com> - - * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs. - (reduc_plus_optab): Removed. Replcaed with... - (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs. - * optabs.c (optab_for_tree_code): Return reduc_splus_optab or - reduc_uplus_optab instead of reduc_plus_optab. - (expand_vec_shift_expr): New function. - (init_optabs): Initialize new optabs. Remove initialization of - reduc_plus_optab. - (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab - for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR. - * optabs.h (OTI_reduc_plus): Removed. Replaced with... - (OTI_reduc_splus, OTI_reduc_uplus): New. - (reduc_plus_optab): Removed. Replcaed with... - (reduc_splus_optab, reduc_uplus_optab): New optabs. - (vec_shl_optab, vec_shr_optab): New optabs. - (expand_vec_shift_expr): New function declaration. - - * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes. - * tree-inline.c (estimate_num_insns_1): Handle new tree-codes. - * expr.c (expand_expr_real_1): Handle new tree-codes. - * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise. - * tree-vect-generic.c (expand_vector_operations_1): Add assert. - - * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two - alternatives for generating reduction epilog code. - (vectorizable_reduction): Don't fail of direct reduction support is - not available. - (vectorizable_target_reduction_pattern): Likewise. - - * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf, - reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si, - reduc_plus_v4si, reduc_plus_v4sf): Removed. - (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode, - reduc_splus_<mode>, reduc_uplus_v16qi): New. - -2005-06-20 Daniel Berlin <dberlin@dberlin.org> - - * c-typeck.c (build_function_call): Set fundecl = function again. - * tree-ssa-alias.c (find_used_portions): Address taking causes the - entire variable to be used. - * tree-ssa-structalias.c (do_structure_copy): Fix handling of - unknown size variables, and structure copies from addressof - operations. Simplify how we do *a = *b type structure copies. - (init_base_vars): Add ANYTHING = &ANYTHING constraint the right - way. READONLY's address is not taken by default. - INTEGER dereference should point to anything. - (create_variable_info_for): It's okay for the first field to not start - at 0. - -2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org> - - config/sh/linux.h (FUNCTION_PROFILER): Constify a char*. - -2005-06-20 Roger Sayle <roger@eyesopen.com> - Fariborz Jahanian <fjahanian@apple.com> - - * combine.c (simplify_set): Simplify setting of CC register - by removing redundant compare with 0 on RHS. - -2005-06-20 Jan Beulich <jbeulich@novell.com> - - * config/i386/netware-libgcc.def: Update copyright. - * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3, - __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add. - * config/i386/netware.c (gen_stdcall_decoration, - gen_fastd_decoration): Merge into ... - (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match - WinNT's changes. - (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info. - (i386_nlm_encode_section_info): Adjust to match WinNT's changes. - * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of - libgcc_s.imp. Use 'expr' rather than $(()) shell expressions. - * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious - use of NX_MUTEX_RECURSIVE. - -2005-06-19 Roger Sayle <roger@eyesopen.com> - - * fold-const.c (swap_tree_comparison): Add support for unordered - floating point comparisons. - * tree-vrp.c (opposite_comparison): Delete. - (extract_range_from_assert): Replace calls to opposite_comparison - with calls to swap_tree_comparison. - (register_edge_assert_for): Likewise. - (vrp_evaluate_conditional): Likewise. - -2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org> - - * integrate.c (allocate_initial_values): Update the references - to global_live_at_start and global_live_at_end. - -2005-06-20 Jan Hubicka <jh@suse.cz> - - * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag. - * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only - when asked for. - * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations, - unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): - Update call of duplicate_loop_to_header_edge. - (apply_opt_in_copies): Clear out aux pointers. - -2005-06-19 Joseph S. Myers <joseph@codesourcery.com> - - * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. - (ix86_mangle_fundamental_type): New. - * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. - (ia64_mangle_fundamental_type): New. - -2005-06-19 Roger Sayle <roger@eyesopen.com> - - * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on - INTEGER_CST nodes. - * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on - CONSTANT_CLASS_P nodes. - -2005-06-19 Richard Henderson <rth@redhat.com> - - * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error; - the shift is always required. - -2005-06-19 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64-modes.def (V4SF): Add. - * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR. - * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to - integer mode changes in fp regs. - * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New. - * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names. - (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New. - (vcondv2sf): Use gen_fpack - (fpack): Remove * from name. - (fswap, fmix_l, fmix_r, fmix_lr): New. - (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New. - (vec_extractv2sf_1, vec_extractv2sf): New. - -2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com> - - * combine.c (make_compound_operation): Use simplify_subreg. Delete - a optimization already done by simplify_subreg. - -2005-06-19 Ulrich Weigand <uweigand@de.ibm.com> - - * loop.c (scan_loop): Do not consider insns setting the frame - pointer to be candidates for hoisting. - -2005-06-19 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf): - Remove instruction patterns. - (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387". - (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>): - Set "unit" attribute to "i387". - (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer) - (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387" - for alternative 0. - (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed) - (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit" - attribute to "i387" when "type" attribute equals "multi". - (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387) - (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387) - (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed) - (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit" - attribute to "i387" when "type" attribute equals "multi". - * config/i386/mmx.md (*mov<mode>_internal_rex64) - (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal): - Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt". - (mmx_pmovmskb): Correct wrong "type" and "mode" attributes. - * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di) - (sse_cvttpd2pi): Set "unit" attribute to "mmx". - (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute - to "mmx" for "y" operand 1. - -2005-06-19 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P - for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX - and SSE registers to determine if regno is valid. - (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on - TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up. - -2005-06-18 Richard Henderson <rth@redhat.com> - - * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN - for control-altering statements; set it again for returns. - (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are - not MODIFY_EXPR. - -2005-06-18 Richard Henderson <rth@redhat.com> - - PR tree-opt/22116 - * tree-ssa-pre.c (create_expression_by_pieces): Set - DECL_COMPLEX_GIMPLE_REG_P. - (insert_into_preds_of_block): Likewise. - -2005-06-18 Steven Bosscher <stevenb@suse.de> - - * Makefile.in: Fix tree-cfgcleanup.c dependencies. - -2005-06-18 Richard Henderson <rth@redhat.com> - - * expr.c (store_constructor): Use store of 0 to indicate value - death instead of a clobber. - - * config/i386/i386.c (ix86_expand_reduc_v4sf): New. - * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare. - * config/i386/sse.md (reduc_plus_v4sf): New. - (reduc_smax_v4sf, reduc_smin_v4sf): New. - -2005-06-18 James A. Morrison <phython@gcc.gnu.org> - - * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for - nonnegative values of X. - -2005-06-18 Uros Bizjak <uros@kss-loka.si> - - * doc/md.texi (Standard Names): Change insn pattern name - from truncM2 to btruncM2 for 'trunc' built-in description. - Add rintM2 insn pattern description. - -2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * c-decl.c (locate_old_decl): Add format attribute. - (implicit_decl_warning): Likewise. - - * diagnostic.h (verbatim): Move ... - * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG. - * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG. - -2005-06-18 Roger Sayle <roger@eyesopen.com> - - PR target/22083 - * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition. - -2005-06-18 Dorit Nuzman <dorit@il.ibm.com> - - * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New - tree-codes. - * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin, - OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction. - (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab, - reduc_plus_optab): New optabs for reduction. - * expr.c (expand_expr_real_1): Handle new tree-codes. - * tree-inline.c (estimate_num_insns_1): Handle new tree-codes. - * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle - new tree-codes. - * optabs.c (optab_for_tree_code): Handle new tree-codes. - (init_optabs): Initialize new optabs. - * genopinit.c (optabs): Define handlers for new optabs. - - * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in - case of a phi that is marked as relevant. Call vectorizable_reduction. - (vect_mark_relevant): Phis may be marked as relevant. - (vect_mark_stmts_to_be_vectorized): The use corresponding to the - reduction variable in a reduction stmt does not mark its defining phi - as relevant. Update documentation accordingly. - (vect_can_advance_ivs_p): Skip reduction phis. - * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes - additional argument. Handle reduction. - (vect_create_destination_var): Update call to vect_get_new_vect_var. - Handle non-vector argument. - (get_initial_def_for_reduction): New function. - (vect_create_epilog_for_reduction): New function. - (vectorizable_reduction): New function. - (vect_get_new_vect_var): Handle new vect_var_kind. - (vectorizable_assignment, vectorizable_operation, vectorizable_store, - vectorizable_condition): Update call to vect_get_new_vect_var. - (vect_transform_stmt): Call vectorizable_reduction. - (vect_update_ivs_after_vectorizer): Skip reduction phis. - (vect_transform_loop): Skip if stmt is both not relevant and not live. - * tree-vectorizer.c (reduction_code_for_scalar_code): New function. - (vect_is_simple_reduction): Was empty - added implementation. - * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value. - (reduc_vec_info_type): New enum vect_def_type value. - * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf, - reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf, - reduc_plus_v4si, reduc_plus_v4sf): New define_expands. - - * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove - ENABLE_CHECKING around gcc_assert. - * tree-vect-transform.c (vect_do_peeling_for_loop_bound, - (vect_do_peeling_for_alignment, vect_transform_loop, - vect_get_vec_def_for_operand): Likewise. - -2005-06-18 Joseph S. Myers <joseph@codesourcery.com> - - * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a - big-endian unnamed __float80 value. - -2005-06-18 Richard Henderson <rth@redhat.com> - - PR tree-opt/22103 - * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex - destinations. - -2005-06-17 Richard Henderson <rth@redhat.com> - - * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use - initialize_original_copy_tables and free_original_copy_tables. - (vect_do_peeling_for_alignment): Likewise. - -2005-06-17 Pat Haugen <pthaugen@us.ibm.com> - - * bb-reorder.c (find_traces_1_round): Use succ block frequency - instead of edge frequency for calls to better_edge_p. - -2005-06-17 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/22105 - * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST. - -2005-06-17 Steve Ellcey <sje@cup.hp.com> - - PR target/19889 - * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy). - (PROFILE_HOOK): New. - (PROFILE_BEFORE_PROLOGUE): Undef. - (NO_PROFILE_COUNTERS): New. - * config/ia64/ia64-protos.h (ia64_profile_hook): New. - * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef. - (gen_mcount_func_rtx): New. - (ia64_profile_hook): New. - * config/ia64/ia64.md (ip_value): New. - -2005-06-17 Devang Patel <dpatel@apple.com> - - * config/rs6000/predicates.md (s5bit_cint_operand, - u5bit_cint_operand): New. - * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth, - altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates. - * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed - 5 bit constant check. - -2005-06-17 Richard Henderson <rth@redhat.com> - - * local-alloc.c (update_equiv_regs): Update reg_equiv_init - properly when moving an initialization insn. - -2005-06-17 Paolo Bonzini <bonzini@gnu.org> - - * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the - passed variable. - * configure.ac: Regenerate. - -2005-06-17 Jan Hubicka <jh@suse.cz> - - * tree-optimize.c (execute_ipa_pass_list): New. - (ipa_passes): Use it. - -2005-06-16 Richard Henderson <rth@redhat.com> - - PR tree-opt/22022 - * tree-complex.c (update_phi_components): Avoid no-op moves. - -2005-06-16 Joseph S. Myers <joseph@codesourcery.com> - - * Makefile.in (cc1-checksum.c): Use - build/genchecksum$(build_exeext), not build/genchecksum$(exeext). - -2005-06-16 Geoffrey Keating <geoffk@apple.com> - - * gengtype.c (adjust_field_rtx_def): Don't add a skip to - basic_block types. - - * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from - SHLIB_MINOR. - (SHLIB_REVISION): Delete. - (SHLIB_VERSTRING): Update to compensate. - (SHLIB_SONAME): Just use one '.' in the name. - -2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR tree-optimization/22018 - * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow. - -2005-06-16 Richard Henderson <rth@redhat.com> - - PR tree-opt/22035 - * builtins.c (fold_builtin_complex_mul): Remove. - (fold_builtin_complex_div): Remove. - (fold_builtin_1): Don't call them. - * fold-const.c (fold_complex_add, fold_complex_mult_parts, - fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove. - (fold_binary): Don't call them. Don't expand complex comparisons to - elementary comparisons. - * tree-complex.c (init_dont_simulate_again): Enhance search for - stmts that require decomposition. - (complex_visit_stmt): Handle RETURN_EXPR properly. - (create_components): Handle no referenced variables properly. - * tree.h (fold_complex_mult_parts): Remove. - (fold_complex_div_parts): Remove. - -2005-06-16 Richard Guenther <rguenth@gcc.gnu.org> - - * doc/extend.texi: Document sseregparm target attribute. - Clarify fastcall and regparm documentation. - * config/i386/i386.h: Adjust float_in_sse documentation. - * config/i386/i386.c: Add new target attribute sseregparm. - (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute): - Merge into ... - (ix86_handle_cconv_attribute): ... here. Also handle - sseregparm attribute. - (ix86_comp_type_attributes): Compare sseregparm attributes. - (ix86_function_sseregparm): New function, split out from ... - (init_cumulative_args): ... here. Use to decide use - of SSE registers and error in case of missing support. - (ix86_value_regno): Likewise. - (function_arg_advance): Do not bail out for DFmode if we need - to pass doubles in registers. - (function_arg): Likewise. - -2005-06-16 Paolo Bonzini <bonzini@gnu.org> - Daniel Jacobowitz <dan@codesourcery.com> - Alan Modra <amodra.bigpond.net.au> - - * configure.ac (gcc_version): Set near the beginning. - (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are - found in the tree. Use gcc_AC_PROG to find the tools in the system. - (objdump): Do not look for it. - * Makefile.in (NM_FOR_TARGET): Point to ./nm - (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET, - ORIGINAL_NM_FOR_TARGET): Substitute from autoconf. - (as, ld, nm): New rules. - (libgcc.mk): Depend on them. - * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL, - gcc_AC_BUILD_EXEEXT): New. - (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT. - * configure: Regenerate. - -2005-06-16 Jan Hubicka <jh@suse.cz> - - * basic-block.h (rtl_bb_info): Break out head_, end_, - global_live_at_start, global_live_at_end from ... - (basic_block_def): ... here; update all references - (BB_RTL): New flag. - (init_rtl_bb_info): Declare. - * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL - flag. - * cfgrtl.c: Include ggc.h - (create_basic_block_structure): Init bb info. - (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer. - (init_rtl_bb_info): New function. - (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here. - * cfghooks.c (merge_block): Do not copy global_live_at_end here. - * cfg.c (clear_bb_flags): Skip BB_RTL flag. - (dump_flow_info): Gueard global_live_* dumping. - - * Makefile.in (cfg.o): Add new dependencies. - * basic-block.h (reorder_block_def): Kill - original/copy/duplicated/copy_number fields. - (BB_DUPLICATED): New flag. - (initialize_original_copy_tables, free_original_copy_tables, - set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New. - * cfg.c: Include hashtab.h and alloc-pool.h - (bb_original, bb_copy, original_copy_bb_pool): New static vars. - (htab_bb_copy_original_entry): New struct. - (bb_copy_original_hash, bb_copy_original_eq): New static functions. - (initialize_original_copy_tables, free_original_copy_tables, - set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New - global functions. - * cfghooks.c (duplicate_block): Update original/copy handling. - * cfglayout.c (fixup_reorder_chain): Likewise. - (cfg_layout_initialize): Initialize orignal_copy tables. - (cfg_layout_finalize): FInalize original_copy tables. - (can_copy_bbs_p): Use BB_DUPLICATED flag. - (copy_bbs): Likewise. - * cfgloopmanip.c (update-single_exits_after_duplication): Likewise. - (duplicate_loop_to_header_edge): Likewise; update handling of - copy_number. - (loop_version): Likewise. - * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG. - * except.c (expand_resx_expr): Check that reg->resume is not set. - * loop-unroll.c (unroll_loop_constant_iterations, - unroll_loop_runtime_iterations, apply_opt_in_copies): Update - copy/original handling. - * loop-unwitch.c (unswitch_loop): Likewise. - * tree-cfg.c (create_bb): Do not initialize RBI. - (disband_implicit_edges): Do not kill RBI. - (add_phi_args_after_copy_bb): Use new original/copy mapping. - (add_phi_args_after_copy): Use BB_DUPLICATED flag. - (tree_duplicate_sese_region): Update original/copy handling. - * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. - * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise. - * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise. - -2005-06-15 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/21923 - * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between - integer types whos ranges are different are not useless. - -2005-06-15 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/22024 - * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint - rank. - -2005-06-15 Diego Novillo <dnovillo@redhat.com> - - * tree-ssa-structalias.c (dump_solution_for_var): Reformat - output. - (dump_sa_points_to_info): Make extern. - (debug_sa_points_to_info): New. - * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from - TREE_ALIAS_COMMON. - (dump_sa_points_to_info): Declare. - (debug_sa_points_to_info): Declare. - -2005-06-15 Joseph S. Myers <joseph@codesourcery.com> - - * c-tree.h (default_function_array_conversion): Declare. - * c-typeck.c (default_function_array_conversion): Export. Correct - comment. - (default_conversion): Do not call - default_function_array_conversion. Do not allow FUNCTION_TYPE. - (build_function_call): Call default_function_array_conversion on - the function. - (convert_arguments): Do not call it on the function arguments. - (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for - TRUTH_NOT_EXPR. Call default_function_array_conversion for taking - address of ARRAY_REF. - (build_compound_expr): Do not call - default_function_array_conversion. - (build_c_cast): Do not call default_function_array_conversion. - (convert_for_assignment): Do not call default_conversion. - (digest_init): Call default_function_array_conversion to convert - string constants and compound literals to pointers, but not - otherwise. - (output_init_element): Likewise. - (build_asm_expr): Do not call default_function_array_conversion. - (c_process_expr_stmt): Likewise. - (c_objc_common_truthvalue_conversion): Likewise. Do not allow - FUNCTION_TYPE. - * c-parser.c (c_parser_expression_conv): New. - (c_parser_asm_operands, c_parser_expr_list): Add convert_p - argument. All callers changed. Call - default_function_array_conversion if convert_p. - (c_parser_initializer, c_parser_initval): Call - default_function_array_conversion except for string constants and - compound literals. - (c_parser_initelt): Call default_function_array_conversion for - ObjC expression received. - (c_parser_statement_after_labels): Call c_parser_expression_conv - for return and expression statements. - (c_parser_paren_condition, c_parser_for_statement, - c_parser_conditional_expression): Call c_parser_expression_conv. - (c_parser_expr_no_commas, c_parser_conditional_expression, - c_parser_binary_expression, c_parser_cast_expression, - c_parser_unary_expression): Call - default_function_array_conversion. - -2005-06-15 Diego Novillo <dnovillo@redhat.com> - - * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR - when the result overflows. - -2005-06-15 David Ung <davidu@mips.com> - - * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp, - 24k and 24kx. - -2005-06-15 Richard Sandiford <richard@codesourcery.com> - - * doc/invoke.texi (-mips16): Fix typo. - -2005-06-15 David Ung <davidu@mips.com> - - * config/mips/mips.h (GENERATE_MIPS16E): New definition. - * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2): - Changed expand condition to exclude generating of "and" if - GENERATE_MIPS16E is true. - (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for - matching mips16e zeb/zeh. - (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching - mips16e seb/seh. - (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for - GENERATE_MIPS16E. - * doc/invoke.texi (MIPS Options): Add comment to -mips16 - indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64. - -2005-06-15 Diego Novillo <dnovillo@redhat.com> - - PR 22018 - * tree-vrp.c (vrp_int_const_binop): New. - (extract_range_from_binary_expr): Call it. - Unify handling division and multiplication. - -2005-06-15 Aldy Hernandez <aldyh@redhat.com> - - * c-common.h (same_scalar_type_ignoring_signedness): Protoize. - - * c-common.c (same_scalar_type_ignoring_signedness): New. - - * c-typeck.c (build_binary_op): Check compatability of vector - types. Move error report after switch. - Do not clobber code[01] on *_DIV_EXPR case. - - * testsuite/gcc.dg/simd-1.c: Update error messages. - * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error - messages. - * testsuite/gcc.dg/simd-2.c: Update error messages. - * testsuite/gcc.dg/simd-4.c: New. - -2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com> - - * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h. - * local-alloc.c: Include "ggc.h" and "reload.h". - (struct equivalence): New member is_arg_equivalence. - (local_alloc): Always call update_equiv_regs. - (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size. - Detect equivalences made by stores to memory in a second pass. - Return early if not optimizing. - Initialize reg_equiv_init for all equivalences; treat equivalences for - REG_EQUIV notes existing before this pass specially. - (no_equiv): Don't clear reg_equiv_init or remove notes if the - is_arg_equivalence field is set. - * reload.h (reg_equiv_init, reg_equiv_init_size): Declare. - * reload1.c (reg_equiv_init): No longer static. - (reg_equiv_init_size): New variable. - (reload): Don't allocate reg_equiv_init; don't free it when done but - clear it. - Restructure equivalence set up code not to set reg_equiv_init, but to - clear it when we can't use an equivalence. - Undo change disabling equivalences for MEM_READONLY_P memrefs. - Dump equivalencing insns to dump_file. - -2005-06-14 Richard Sandiford <richard@codesourcery.com> - - * config/mips/mips.c (machine_function): Add varargs_size field. - (mips_setup_incoming_varargs): Store the amount of extra stack space - there rather than in *pretend_size. When saving registers, always - expect virtual_incoming_args_rtx to point to the start of the - pretend arguments. - (mips_va_start): Remove alignment hack. Handle all - !EABI_FLOAT_VARARGS_P cases in the same way. - (compute_frame_size): Handle varargs_size. Remove the redundant - !TARGET_OLDABI condition in the handling of pretend_args_size. - (mips_initial_elimination_offset): Remove the now-redundant check - of TARGET_NEWABI. - -2005-06-14 Jeff Law <law@redhat.com> - - * tree-vrp.c (local_fold): Remove. - (simplify_using_ranges): Use fold_convert, not local_fold. Tweak - DIV/MOD case slightly for readability. - -2005-06-14 Frank Ch. Eigler <fche@redhat.com> - - PR mudflap/21023 - * tree-mudflap.c (mudflap_finish_file): Exclude non-public - rather than static objects (!) from libmudflap registration. - -2005-06-14 Richard Sandiford <richard@codesourcery.com> - - * opt-functions.awk (global_state_p, needs_state_p, static_var): New. - (var_ref): Take the option's flags as a second parameter. Check - static_var. - * optc-gen.awk: Declare local state variables. Pass flags to var_ref. - -2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/20301 - * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit - unsigned index numbers. - -2005-06-13 Geoffrey Keating <geoffk@apple.com> - - * Makefile.in (install-man): Doesn't really depend on installdirs. - (various rules for installing manpages): Do depend on installdirs. - -2005-06-14 Nathan Sidwell <nathan@codesourcery.com> - - * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in - read_encoded_value_with_base call. - * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise. - * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise. - * unwind-dw2.c (extract_cie_info): Fix aliasing in - read_encoded_value call. - (execute_cfa_program, uw_frame_state_for): Likewise. - -2005-06-13 Roger Sayle <roger@eyesopen.com> - - PR rtl-optimization/22053 - * reg-stack.c (compensate_edge): Correct mistake in the assertion - checking of EDGE_ABNORMAL_CALL edges; complex return values can - result in the top two stack slots, st(0) and st(1), being live. - -2005-06-13 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer - simplify DIV, MOD or ABS expressions using VRP information. - Remove WALK_DATA parameter. Prototype and all callers updated. - (eliminate_redundant_computations): Remove WALK_DATA parameter. - Prototype and all callers updated. - (optimize_stmt): WALK_DATA parameter is now unused. - - * tree-vrp.c (local_fold): New function. Like fold, but - strips useless type conversions in the result. - (simplify_using_ranges): New function, largely cribbed from - tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr. - (vrp_finalize): Call simplify_using_ranges. - -2005-06-13 Mark Mitchell <mark@codesourcery.com> - - * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the - assembler in 64-bit mode. - -2005-06-13 David Edelsohn <edelsohn@gnu.org> - - Revert scc_operand patch. - * config/rs6000/predicates.md (scc_operand): Delete. - * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand. - -2005-06-13 Zdenek Dvorak <dvorakz@suse.cz> - - PR middle-end/21985 - * fold-const.c (split_address_to_core_and_offset): Always return - the address of the base object. - -2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com> - - * doc/invoke.texi (Blackfin Options): Document -mlong-calls. - -2005-06-12 Richard Henderson <rth@redhat.com> - - PR tree-opt/21994 - * tree-complex.c (update_complex_components_on_edge): New. - (update_parameter_components): Use it. - (update_phi_components): Likewise. - (expand_complex_move): Likewise for is_ctrl_altering_stmt. - -2005-06-12 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/14796 - * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C) - for unsigned types. - -2005-06-12 Kazu Hirata <kazu@codesourcery.com> - - * cgraphunit.c, tree-ssa-loop-ivopts.c, - tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h, - config/sparc/sparc.c: Fix comment typos. - -2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple) - (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment. - * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt) - (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise. - -2005-06-12 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/14796 - * fold-const.c (fold_binary): Transform (A >> C) << C into - one BIT_AND_EXPR. - <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2). - -2005-06-11 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete. - (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand. - Handle SImode. - (reg_or_sub_cint_operand): Likewise. - (mask_operand): Handle DImode. - (mask64_operand): Delete. - (and64_operand): Delete. - * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand - instead of mask64_operand. - (print_operand): Likewise. - (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and - reg_or_sub_cint_operand instead of *64_* variants. - * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand - instead of mask64_operand. - * config/rs6000/rs6000.md: Use mask_operand and and_operand instead - of *64_* variants. - (FP): New. - (add_op2): Delete. - (add<mode>3): Use reg_or_add_cint_operand. - (sub_op2): Delete. - (sub<mode>3): Use reg_or_sub_cint_operand. - (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3, - mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>, - cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>, - ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5, - ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>, - return_and_restore_fpregs_<mode>, eh_set_lr_<mode>, - various unnamed patterns): New. - (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi, - cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1, - ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si, - return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si, - udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi, - cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1, - ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di, - return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di, - movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns): - Delete. - -2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net> - - * rtl.h (to_rtx_code): Remove. - * machmode.h (to_machine_mode): Likewise. - * read-rtl.c (apply_mode_macro): Replace to_machine_mode with - explicit cast. - (apply_mode_maps): Likewise. - (read_rtx_1): Likewise. - (apply_code_macro): Replace to to_rtx_code with explicit cast. - (check_code_macro): Likewise. - (read_rtx_1): Likewise. - -2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net> - - * c-typeck.c (convert_for_assignment): Avoid checking - OPT_Wc___compat, as it is always true. - -2005-06-11 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode. - -2005-06-11 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/22005 - Fix PR tree-optimization/22025 - - * tree-ssa-structalias.c (struct variable_info): Add has_union - member. - (create_variable_info_for): Mark variables containing unions. - Don't sort the field stack if notokay is true. - (find_what_p_points_to): Convert variables containing unions back - to their SFT's if necessary. - -2005-06-11 Daniel Berlin <dberlin@dberlin.org> - - * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step - is an INTEGER_CST before calling int_cst_value. - -2005-06-10 Uros Bizjak <uros@kss-loka.si> - - PR target/21981 - * config/i386/i386.c (ix86_function_value_regno_p): Return true - for FIRST_MMX_REG if TARGET_MMX. - (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete - wrong comment. - (ix86_struct_value_rtx): Emit warning for MMX ABI violations. - (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes. - -2005-06-10 Daniel Berlin <dberlin@dberlin.org> - - * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step - and access function against chrec_dont_know. - -2005-06-10 Daniel Berlin <dberlin@dberlin.org> - - * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten - slightly. - (exit_phi_for_loop_p): New function. - (can_put_in_inner_loop): Ditto. - (can_convert_to_perfect_nest): Ditto. - (perfect_nestify): Create iv with right type. - Rewrite statements in correct order. - -2005-06-10 Keith Besaw <kbesaw@us.ibm.com> - - * tree-ssa-alias.c (new_type_alias): Use existing type - tag if VAR has just one in its may_aliases list. - -2005-06-10 Fariborz Jahanian <fjahanian@apple.com> - - * rs6000/predicates.md (scc_operand): New. - * rs6000/rs6000.md : Use scc_operand for eq:SI compares. - -2005-06-10 Dorit Nuzman <dorit@il.ibm.com> - - * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose - dependence-distance modulo VF is 0 are recorded in the - SAME_ALIGN_REFs VEC in each DR. - (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The - alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the - DR we want to peel for, is set to 0. - * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout. - * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs - VEC. - * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API. - (_stmt_vec_info): Added new field same_align_refs. - (STMT_VINFO_SAME_ALIGN_REFS): New macro. - -2005-06-10 Nathan Sidwell <nathan@codesourcery.com> - - * vec.h (VEC_safe_grow): Append MEM_STAT_INFO. - -2005-06-10 Alan Modra <amodra@bigpond.net.au> - - * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define. - * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1. - * config/rs6000/rs6000.c (output_function_profiler): Obey - NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31" - for -fPIC. Delete save_lr and substitute its value into strings. - -2005-06-09 Dale Johannesen <dalej@apple.com> - - * config/i386/i386.c (optimization_options): Make -fno-math-errno - the default on Darwin. - * config/rs6000/rs6000.c (optimization_options): Ditto. - * doc/invoke.texi (-fno-math-errno): Document. - -2005-06-09 Dale Johannesen <dalej@apple.com> - - * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP): - Change to TARGET_INVALID_WITHIN_DOLOOP. - -2005-06-09 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split. - * config/rs6000/predicates.md (scc_eq_operand): New. - -2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh.md (mextr_rl): Set buffer size properly. - (*mextr_lr): Likewise. - -2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net> - - PR c/21759 - * c.opt (Wc++-compat): New. - * doc/invoke.texi (-Wc++-compat): Document. - * c-typeck.c (convert_for_assignment): Check for implicit - conversion void* -> T*. - -2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu> - - * machmode.h (to_machine_mode): New. - * rtl.h (to_rtx_code): Likewise. - * read-rtl.c (apply_mode_macro): Convert mode to machine_mode. - (print_c_condition): Convert return value of htab_find(). - (apply_code_macro): Add explicit cast when convertin to enums. - (apply_mode_maps): Likewise. - (check_code_macro): Likewise. - (read_rtx_1): Likewise. - -2005-06-09 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE. - Use SCALAR_FLOAT_MODE_P. - * config/ia64/vect.md (vcondv2sf): Remove code check on comparison. - (fselect): Rename from fpcmp; use %F. - (fpcmp): New. - -2005-06-09 Jan Hubicka <jh@suse.cz> - - * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize - local statics when doing unit-at-a-time. - (cgraph_varpool_assemble_pending_decls): Output debug info. - * dwarf2out.c (decls_for_scope): Skip local statics. - (dwarf2out_decl): Handle local statics. - * passes.c (rest_of_decl_compilation): Do not differentiate - local and global statics in unit-at-a-time. - * tree-inline.c (remap_decls): Put local static into - unexpanded_vars_list rather than introducing duplicated VAR_DECL - node. - -2005-06-09 Daniel Berlin <dberlin@dberlin.org> - - * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix - prototype. - -2005-06-08 Daniel Berlin <dberlin@dberlin.org> - - * Makefile.in (OBJS-common): Add tree-ssa-structalias.o. - * tree-flow.h (find_what_p_points_to): Add prototype. - (push_fields_onto_fieldstack): Ditto. - (sort_fieldstack): Ditto. - * tree-optimize.c (init_tree_optimization_passes): Add - pass_build_pta and pass_del_pta. - * tree-pass.h (pass_build_pta): New structure. - (pass_del_pta): Ditto. - * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate - using new alias analyzer. - (push_fields_onto_fieldstack): Removed from here. - (bitpos_of_field): Ditto. - (fieldoff_compare): Ditto. - * tree-ssa-structalias.c: New file. - * tree-ssa-structalias.h: Ditto. - -2005-06-09 Nathan Sidwell <nathan@codesourcery.com> - - * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF - too. - -2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.c (enum bfin_builtins): Moved here from... - * config/bfin/bfin.h (enum bfin_builtins): ... here. - -2005-06-09 Adrian Straetling <straetling@de.ibm.com> - - * target.h (insn_valid_within_doloop): Rename into - "invalid_within_doloop". Change return type to "const char *". - Update Comment. - * targhooks.h (default_insn_valid_within_doloop): Rename into - "default_invalid_within_doloop". - * targhooks.c (default_insn_valid_within_doloop): Likewise. - Update Comment. - * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook - into "TARGET_INVALID_WITHIN_DOLOOP". Default it to - "default_invalid_within_doloop". - * hooks.c (hook_constcharptr_rtx_null): New function. - (hook_bool_rtx_true): Remove. - * hooks.h (hook_constcharptr_rtx_null): Declare. - (hook_bool_rtx_true): Remove. - * loop-doloop.c (doloop_valid_p): Temporarily store return value of - "invalid_within_doloop" and print error message if non-null. - Update Comment. - * doc/tm.texi: Update documentation. - * config/s390/s390.c: Adjust to new hook name and new default hook. - * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename - into "rs6000_invalid_within_doloop". - (rs6000_invalid_within_doloop): Change return type to "static const - char *" and replace return values. Update Comment. - -2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.opt (mlong-calls): New. - * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF - if TARGET_LONG_CALLS. - -2005-06-09 Richard Henderson <rth@redhat.com> - - PR tree-opt/20610 - * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New. - (struct tree_decl): Add gimple_reg_flag. - * integrate.c (copy_decl_for_inlining): Copy it. - * gimplify.c (internal_get_tmp_var): Set it. - (gimplify_bind_expr): Likewise. - (gimplify_function_tree): Likewise. - (gimplify_modify_expr_complex_part): New. - (gimplify_modify_expr): Use it. - * tree-gimple.c (is_gimple_reg_type): Allow complex. - (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set. - - * tree-complex.c (complex_lattice_t): New. - (complex_lattice_values, complex_variable_components): New. - (some_nonzerop, find_lattice_value, is_complex_reg, - init_parameter_lattice_values, init_dont_simulate_again, - complex_visit_stmt, complex_visit_phi, create_components, - update_complex_components, update_parameter_components, - update_phi_components, update_all_vops, expand_complex_move): New. - (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF, - SSA_NAME. - (update_complex_assignment): Use update_complex_components; - handle updates of return_expr properly. - (expand_complex_addition): Use complex lattice values. - (expand_complex_multiplication): Likewise. - (expand_complex_division): Likewise. - (expand_complex_libcall): Use update_complex_components. - (expand_complex_comparison): Use update_stmt. - (expand_complex_operations_1): Use expand_complex_move, retrieve - lattice values. - (tree_lower_complex): Compute lattice values. - (tree_lower_complex_O0): Duplicate from tree_lower_complex. - (pass_lower_complex_O0): Rename from pass_lower_complex. - (pass_lower_complex, gate_no_optimization): New. - * tree-optimize.c (init_tree_optimization_passes): Update for - complex pass changes. - * tree-pass.h (pass_lower_complex_O0): Declare. - -2005-06-08 Dale Johannesen <dalej@apple.com> - - * config/darwin.c (darwin_binds_local_p): New. - * config/darwin-protos.h (darwin_binds_local_p): Declare it. - * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO. - * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove. - (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p. - -2005-06-08 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string, - rs6000_isel, rs6000_spe, rs6000_alignment_string, - rs6000_sched_restricted_insns_priority_str, - rs6000_sched_restricted_insns_priority, rs6000_abi_string. - -2005-06-08 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER - instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters. - * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost, - multiplier_allowed_in_address_p, get_address_cost): Ditto. - -2005-06-08 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New. - * config/ia64/ia64.c (ia64_output_function_profiler): Honor it. - Emit out3 load right after alloc. - -2005-06-08 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use - rs6000_explicit_options. - -2005-06-08 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ... - * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add - unwind markup. - * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare. - -2005-06-08 Joseph S. Myers <joseph@codesourcery.com> - - * config/sol2-c.c (cmn_err_char_table): Allow width for %b - formats. - -2005-06-08 James A. Morrison <phython@gcc.gnu.org> - - PR target/20666 - * config/sparc/sparc.c (sparc_fold_builtin): New function - (sparc_vis_mul8x16): New function. - (sparc_handle_vis_mul8x16): New function. - (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin. - -2005-06-08 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer - CTR to LR. - (call_indirect_nonlocal_aix64): Same. - (call_value_indirect_nonlocal_aix32): Same. - (call_value_indirect_nonlocal_aix64): Same. - - PR target/10588 - (eq): Use CLZ splitter for compare with zero. - -2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return - everything larger than 8 bytes in memory. - - * config/bfin/bfin.h (enum bfin_builtins): New. - * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC): - New constants. - (csync, ssync): New insn patterns. - * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin): - New functions. - (def_builtin): New macro. - (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define. - - From Jie Zhang <jie.zhang@analog.com> - * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the - behavior of the native assembler in VDSP. So change accordingly. - -2005-06-08 Sebastian Pop <pop@cri.ensmp.fr> - - * tree-data-ref.c (compute_estimated_nb_iterations, - analyze_array_indexes, compute_overlap_steps_for_affine_1_2, - analyze_subscript_affine_affine, find_data_references_in_loop): - Fixed to use chrec_contains_undetermined to test the values of - loop->estimated_nb_iterations. - * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): - Compute the estimation only when loop->estimated_nb_iterations - has not yet been initialized. - (convert_step_widening, scev_probably_wraps_p): Add a call to - estimate_numbers_of_iterations_loop. - * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations. - -2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR debug/21946 - * dwarf2out.c (add_loc_descr_op_piece): Move to the - DWARF2_DEBUGGING_INFO section. - -2005-06-08 Richard Henderson <rth@redhat.com> - - PR target/21721 - * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0. - -2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/21889 - * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel. - * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro. - (TARGET_ASM_OUT): Add it. - * doc/tm.texi (Debugging Info): Document it. - * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>: - Test it instead of ASM_OUTPUT_DWARF_DTPREL. - (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise. - * system.h: Poison ASM_OUTPUT_DWARF_DTPREL. - * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete. - * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused. - (gen_inlined_tls_plt): Remove unused variable MEM. - (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel. - * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete. - * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete. - * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and - unused. - (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel. - * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete. - * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete. - * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and - unused. - (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel. - * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete. - * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete. - * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and - unused. - (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel - * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete. - * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete. - * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and - unused. - (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel. - * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete. - * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0. - (TARGET_GNU_TLS): Define to 1. - * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete. - * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and - unused. - (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel - if TARGET_GNU_TLS only. - * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete. - - * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last. - (sparc-*-solaris2*): Likewise on Solaris 7 and up. - -2005-06-07 Dale Johannesen <dalej@apple.com> - - * config/i386/i386.md (movqi_1): Fix case where source - is memory and destination EDI. - -2005-06-08 Kazu Hirata <kazu@codesourcery.com> - - * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand. - -2005-06-07 Eric Christopher <echristo@redhat.com> - - * system.h: Poison EXTRA_CC_MODES. - * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment. - * config/ia64/ia64.h (SELECT_CC_MODE): Ditto. - * doc/md.texi (Jump Patterns): Replace reference to - EXTRA_CC_MODES with machine-modes.def. - * doc/rtl.texi (Machine Modes): Ditto. - -2005-06-07 Richard Henderson <rth@redhat.com> - - * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow. - (assemble_start_function): Fix strcmp confusion. - -2005-06-07 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.h (enum ix86_entity): New. - (enum ix86_stack_slot): New. - (OPTIMIZE_MODE_SWITCHING): Redefine to use - ix86_optimize_mode_switching[] array. - (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities. - (MODE_NEEDED): Use ix86_mode_needed() function. - (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization () - function. - (struct machine_function): Use optimize_mode_switching[] array. - - * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove. - (ix86_mode_needed): New function. - (emit_i387_cw_initialization): Cleanup. Use mode to calculate - correct stack positions for stored control words. - (assign_386_stack_local): Use enum ix86_stack_slot. Change assert. - (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to - SLOT_TEMP. - [IX86_BUILTIN_STMXCSR]: Same. - - * config/i386/i386-protos.h (assign_stack_local): Change prototype. - (emit_i387_cw_initialization): Change prototype. - (ix86_mode_needed): New prototype. - - * config/i386/i386.md (i387_cw attribute): Change order of elements. - (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1) - (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1) - (*fist<mode>2_ceil_1): Change constant in call to - assign_386_stack_local to SLOT_TEMP. - (*fix_trunc<mode>_i387_1): Change constant in call to - assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC. - Use new ix86_optimize_mode_switching[] array. - (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to - assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR. - Use new ix86_optimize_mode_switching[] array. - (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to - assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL. - Use new ix86_optimize_mode_switching[] array. - (frndintxf2_trunc): Change constants in call to - assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC. - Use new ix86_optimize_mode_switching[] array. - (frndintxf2_mask_pm): Change constants in call to - assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM. - Use new ix86_optimize_mode_switching[] array. - - (define_peephole2): Change constant from 17 to FLAGS_REG; - -2005-06-07 Richard Henderson <rth@redhat.com> - - PR rtl-opt/21528 - * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats. - -2005-06-07 Dale Johannesen <dalej@apple.com> - - * tree-nested.c (finalize_nesting_tree_1): Disable - warn_padded around layout_type call. - -2005-06-08 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression - before emiting it. - -2005-06-07 Eric Christopher <echristo@redhat.com> - - * config/mips/predicates.md: Revert previous patch. - -2005-06-07 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/21850 - * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert - from vector types. - -2005-06-07 Diego Novillo <dnovillo@redhat.com> - - * tree-ssa-threadupdate.c (struct thread_stats_d): Declare. - (thread_stats): New local variable. - (redirect_edges): Increment count of threaded edges. - (thread_through_all_blocks): Initialize thread_stats. - Display number of threaded jumps if TDF_STATS is enabled. - -2005-06-07 Kazu Hirata <kazu@codesourcery.com> - - * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as - the current bit index with no modulo. - -2005-06-07 Sebastian Pop <pop@cri.ensmp.fr> - - PR 18403 and meta PR 21861. - * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H. - * tree-chrec.c: Include cfgloop.h and tree-flow.h. - (evolution_function_is_invariant_rec_p, - evolution_function_is_invariant_p): New. - (chrec_convert): Use an extra parameter AT_STMT for refining the - information that is passed down to convert_step. Integrate the - code that was in count_ev_in_wider_type. - * tree-chrec.h (count_ev_in_wider_type): Removed. - (chrec_convert): Modify its declaration. - (evolution_function_is_invariant_p): Declared. - (evolution_function_is_affine_p): Use evolution_function_is_invariant_p. - * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step. - (scev_probably_wraps_p): Declared. - * tree-scalar-evolution.c (count_ev_in_wider_type): Removed. - (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr): - Use an extra parameter AT_STMT for refining the information that is - passed down to convert_step. - (follow_ssa_edge_inner_loop_phi, follow_ssa_edge, - analyze_scalar_evolution_1): Initialize AT_STMT with the current - analyzed statement. - (instantiate_parameters_1): Don't know yet how to initialize AT_STMT. - * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of - can_count_iv_in_wider_type to use convert_step. - * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move - code that is independent of the loop over the known iteration - bounds to convert_step_widening, the rest is moved to - proved_non_wrapping_p. - (scev_probably_wraps_p): New. - (can_count_iv_in_wider_type): Renamed convert_step. - * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter. - Use scev_probably_wraps_p for computing init_is_max. - (vrp_visit_assignment): Pass the current analyzed statement to - adjust_range_with_scev. - (execute_vrp): Call estimate_numbers_of_iterations for refining the - information provided by scev analyzer. - -2005-06-07 Eric Christopher <echristo@redhat.com> - - * config/mips/predicates.md (sleu_operand): Use - IN_RANGE to specify range of operand. - -2005-06-07 Steven Bosscher <stevenb@suse.de> - - PR tree-optimization/21847 - * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With - -fnon-call-exceptions, also mark statements inherently - necessary if they may throw. - -2005-06-07 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants. - ("type"): Add "sem" to 'type' attribute. - ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi", - "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi", - "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi", - "*sync_compare_and_swap_ccsi"): New patterns. - * config/s390/2064.md: ("z_sem"): New insn_reservation. - * config/s390/2084.md: ("x_sem"): New insn_reservation. - * config/s390/s390.c: (s390_compare_emitted): New global variable. - (s390_emit_compare): Do not emit comparison again after cas. - * config/s390/s390.h (s390_compare_emitted): Declare. - -2005-06-07 Kazu Hirata <kazu@codesourcery.com> - - * sbitmap.h (sbitmap_iterator, sbitmap_iter_init, - sbitmap_iter_cond, sbitmap_iter_next): New. - * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c, - modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c, - tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update - uses of EXECUTE_IF_SET_IN_SBITMAP to the new style. - -2005-06-07 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-address.c: New file. - * Makefile.in (tree-ssa-address.o): Add. - * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on - INDIRECT_REFs. Handle TARGET_MEM_REFs. - * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs. - * tree-flow.h (struct mem_address): New. - (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c. - (create_mem_ref, addr_for_mem_ref, get_address_description, - maybe_fold_tmr, multiplier_allowed_in_address_p, - multiply_by_cost): Declare. - * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs. - * tree-pretty-print.c (dump_generic_node): Ditto. - * tree-ssa-loop-im.c (for_each_index): Ditto. - * tree-ssa-loop-ivopts.c (may_be_unaligned_p, - find_interesting_uses_address): Ditto. - (rewrite_address_base, build_addr_strip_iref): Removed. - (struct affine_tree_combination): Moved to tree-flow.h. - (get_ref_tag, copy_ref_info): New functions. - (rewrite_use_address): Produce TARGET_MEM_REFs. - (tree_ssa_iv_optimize): Do not call update_ssa - and rewrite_into_loop_closed_ssa. - (tree_to_aff_combination): Use build_fold_addr_expr instead of - build_addr_strip_iref. - (unshare_aff_combination): New function. - (fold_affine_sum): Removed. - (get_computation_at): Use get_computation_aff. Unshare the result. - (get_computation_aff, multiplier_allowed_in_address_p): New function. - (multiply_by_cost): Exported. - (get_address_cost): Use multiplier_allowed_in_address_p. - * tree-ssa-operands.c (get_tmr_operands): New function. - (get_expr_operands): Handle TARGET_MEM_REFs. - * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs. - (build): Handle 7 arguments. - (build7_stat): New function. - * tree.def (TARGET_MEM_DEF): New. - * tree.h (REF_ORIGINAL): Removed. - (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL, - TMR_TAG, build7): New macros. - (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare. - * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr. - * doc/c-tree.texi: Document TARGET_MEM_REF. - * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar. - -2005-06-07 Jakub Jelinek <jakub@redhat.com> - - PR debug/21946 - * dwarf2out.c (add_loc_descr_op_piece): New function. - (multiple_reg_loc_descriptor, concat_loc_descriptor, - loc_descriptor): Use it. - * var-tracking.c: Include regs.h and expr.h. - (emit_note_insn_var_location): Skip over pieces where offset - is smaller than previous offset plus previous piece mode size. - Optimize adjacent hard registers or memory locations. - * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H). - -2005-06-07 Richard Guenther <rguenth@gcc.gnu.org> - - * c-typeck.c (c_finish_if_stmt): Use void_type_node as type - for COND_EXPR. - * gimplify.c (gimplify_cond_expr): No need to fix up the - type of COND_EXPRs. - -2005-06-07 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix - comments. - -2005-06-07 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/host-darwin.c (segv_handler): Widen the possible - 'stwux' instructions that are considered to be stack decrements. - - * rtlanal.c (subreg_offset_representable_p): Handle objects - with holes. - -2005-06-06 Uros Bizjak <uros@kss-loka.si> - - * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter - in call to pre_edge_lcm. - -2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5. - (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL) - (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL): - Likewise. - (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct - dwarf register number for SHmedia. - (shmedia_fallback_frame_state): New. - (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5. - - * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version. - -2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net> - - * c-lex.c (lex_string): Use XOBFINISH. - * collect2.c (extract_string, dump_file): Likewise. - * dbxout.c (dbxout_finish_complex_stabs): Likewise. - * gcc.c (init_spec, build_search_list, convert_filename, - set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise. - * genpreds.c (write_predicate_subfunction): Likewise. - * genflags.c (main): Likewise. - * read-rtl.c (mode_attr_index, apply_macro_to_string, - join_c_conditions, read_quoted_string, read_braced_string, - read_rtx_1): Likewise. - * stringpool.c (ggc_alloc_string): Likewise. - * tlink.c (obstack_fgets, recompile_files): Likewise. - -2005-06-06 Jakub Jelinek <jakub@redhat.com> - - * intl.h (G_): New macro. - * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid - instead of msgid for argument name. - * tree-ssa.c (warn_uninit): Likewise. - * c-parser.c (c_parser_error): Likewise. - * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. - * config/darwin-c.c (BAD): Likewise. - * config/c4x/c4x-c.c (BAD): Likewise. - * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. - * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise. - * c-common.c (c_parse_error): Likewise. - * diagnostic.c (diagnostic_set_info, verbatim, inform, warning, - warning0, pedwarn, error, sorry, fatal_error, internal_error): - Likewise. - (fnotice): Use cmsgid instead of msgid for argument name. - * gcov.c (fnotice): Likewise. - * protoize.c (notice): Likewise. - * final.c (output_operand_lossage): Likewise. - * gcc.c (fatal, notice): Likewise. - (error): Use gmsgid instead of msgid for argument name. - * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead - of msgid for argument name. - (error): Use gmsgid instead of msgid for argument name. - * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_() - instead of N_(). - * c-typeck.c (readonly_error, convert_for_assignment): Likewise. - * tree-inline.c (inline_forbidden_p_1): Likewise. - * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new - conventions for marking translations. - * doc/install.texi: Mention gettext 0.14.5 or later requirement. - - * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of - build2. - - * fold-const.c (operand_equal_p): Don't return 1, if element - chains for 2 VECTOR_CSTs are not the same length. - - PR regression/21897 - * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if - not all VECTOR_CST elements are given. - - * combine.c (try_combine): Use hard_regno_nregs array instead of - HARD_REGNO_NREGS macro. - * config/rs6000/rs6000.c (rs6000_split_multireg_move, - rs6000_register_move_cost, rs6000_memory_move_cost): Likewise. - * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise. - -2005-06-06 Daniel Berlin <dberlin@dberlin.org> - - * tree-ssa-reassoc.o: New. - (OBJS-common): Add tree-ssa-reassoc.o - * timevar.def: Add TV_TREE_REASSOC - * tree-optimize.c (pass_reassoc): Add call. - * tree-pass.h (pass_reassoc): Add. - * tree-ssa-reassoc.c: New file. - -2005-06-06 Eric Christopher <echristo@redhat.com> - - target/21927 - * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST. - -2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> - - * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with - HAVE_GAS_MAX_SKIP_P2ALIGN. - (HAVE_AS_DWARF2_DEBUG_LINE): Remove. - -2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> - - * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to - getopt.h dependency. - (mips-tdump.o): Likewise. - -2005-06-06 Jan Hubicka <jh@suse.cz> - - * predict.c (tree_predict_edge): Don't drop useless predictions; - check that it is not called too late in the game. - (gate_estimate_probability): New gate. - (pass_profile): Gate. - * tree-mudflap.c (mf_build_check_statement_for): Do not drop - predictions; update CFG instead. - * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed. - -2005-06-06 Jie Zhang <jie.zhang@analog.com> - - * config.gcc (bfin*-uclinux*): New. - * config/bfin/uclinux.h: New file. - -2005-06-06 Ben Elliston <bje@au.ibm.com> - - * doc/md.texi (Insn Splitting): Fix some wording. - -2005-06-05 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function. - (rs6000_emit_swdivdf): New function. - * config/rs6000/rs6000.md (fres): New pattern. - (divsf3): Add approximation through rs6000_emit_swdivsf. - (fred): New pattern. - (divdf3): Add approximation through rs6000_emit_swdivdf. - * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare. - (rs6000_emit_swdivdf): Declare. - * config/rs6000/rs6000.opt (mswdiv): New option. - * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv. - -2005-06-05 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/21846 - * tree-cfg.c (replace_uses_by): Update information stored at loops. - * tree-flow.h (substitute_in_loop_info): Declare. - * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer): - Ensure that chrec_dont_know and chrec_known have a type. - * tree-ssa-loop-niter.c (substitute_in_loop_info): New function. - -2005-06-05 Steven Bosscher <stevenb@suse.de> - - * config/i386/i386.c (x86_use_loop): Remove. - * config/i386/i386.h (x86_use_loop): Remove extern decl. - (TARGET_USE_LOOP): Remove. - * config/i386/i386.md (doloop_end, doloop_end_internal): Remove. - Also remove related define_splits. - -2005-06-05 Dorit Nuzman <dorit@il.ibm.com> - - * tree-flow.h (stmt_ann_d): Move aux to ... - (tree_ann_common_d): ... here. - * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt, - move_computations_stmt, schedule_sm): Update references to - aux. - * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise. - * tree-vect-transform.c (vect_create_index_for_vector_ref): Update - call to set_stmt_info. - (vect_transform_loop): Likewise. - * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info): - Likewise. - - * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of - bool. - (vect_mark_relevant): Takes two additional arguments - live_p and - relevant_p. Set RELEVANT_P and LIVE_P according to these arguments. - (vect_stmt_relevant_p): Differentiate between a live stmt and a - relevant stmt. Return two values = live_p and relevant_p. - (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and - vect_stmt_relevant_p with additional arguments. Phis are no longer - put into the worklist (analyzed seperately in analyze_scalar_cycles). - (vect_determine_vectorization_factor): Also check for LIVE_P, because a - stmt that is marked as irrelevant and live, cause it's only used out - side the loop, may need to be vectorized (e.g. reduction). - (vect_analyze_operations): Examine phis. Call - vectorizable_live_operation for for LIVE_P stmts. Check if - need_to_vectorize. - (vect_analyze_scalar_cycles): Update documentation. Don't fail - vectorization - just classify the scalar cycles created by the loop - phis. Call vect_is_simple_reduction. - (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier. - * tree-vect-transform.c (vect_create_index_for_vector_ref): Update - call to set_stmt_info. - (vect_get_vec_def_for_operand): Code reorganized - the code that - classifies the type of use was factored out to vect_is_simple_use. - (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with - additional arguments. - (vectorizable_assignment): Likewise. Also make sure the stmt is relevant - and computes a loop_vec_def. - (vectorizable_operation, vectorizable_load, vectorizable_condition): - Likewise. - (vectorizable_live_operation): New. - (vect_transform_stmt): Handle LIVE_P stmts. - * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields - STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE. - (new_loop_vec_info, destroy_loop_vec_info): Also handle phis. - (vect_is_simple_use): Determine the type of the def and return it - in a new function argument. Consider vect_reduction_def and - vect_induction_def, but for now these are not supported. - (vect_is_simple_reduction): New. Empty for now. - * tree-vectorizer.h (vect_def_type): New enum type. - (_stmt_vec_info): Added new fields - live and _stmt_vec_info. - (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros. - (vect_is_simple_use): New arguments added to function declaration. - (vect_is_simple_reduction): New function declaration. - (vectorizable_live_operation): New function declaration. - - * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout. - (vect_can_advance_ivs_p): Likewise. - * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise. - -2005-06-05 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.c (mips_rtx_costs): Remove unused variable. - -2005-06-05 Hans-Peter Nilsson <hp@bitrange.com> - - PR target/21914 - * config/mmix/mmix.md ("*movdicc_real_foldable") - ("*movdfcc_real_foldable", "*bCC_foldable") - ("*bCC_inverted_foldable"): Specify DImode for register being - compared. - -2005-06-04 Roger Sayle <roger@eyesopen.com> - - * reg-stack.c (struct block_info_def): Correct grammar typo. - (compensate_edge): Clean-up. Perform as little work as possible - when src and dest stacks match. Avoid modifying block_info. - Reorder and simplify assertion checks. Avoid unnecessary copying - of regstack structure. - (convert_regs_1): Set the done flag here... - (convert_regs_2): ... instead of here. - -2005-06-04 Dale Johannesen <dalej@apple.com> - - * config/rs6000/rs6000.c (no_global_regs_above): New. - (rs6000_emit_prologue): Use it; cosmetic formatting fixes. - (rs6000_emit_epilogue): Use it; cosmetic formatting fixes. - (rs6000_conditional_register_usage): Don't put Darwin PIC - register in global_regs. - (rs6000_stack_info): Don't set lr_save_p just because Darwin - PIC reg used. - (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup, - if not done by lr_save_p. - * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch. - Use rotate instead of ashift. - (call_indirect_nonlocal_sysv): Prefer CTR to LR. - (call_value_indirect_nonlocal_sysv): Ditto. - -2005-06-04 Jan Hubicka <jh@suse.cz> - - * cgraphunit.c (cgraph_reset_node): Break out from ... - (cgraph_finalize_function): ... here. - (cgraph_finalize_compilation_unit): Reset nodes where backend - removed the body. - -2005-06-04 Richard Henderson <rth@redhat.com> - - PR target/21888 - * config/alpha/alpha.c (alpha_align_insns): Don't insert nops - until we've passed initial ldgp. - -2005-06-04 Daniel Berlin <dberlin@dberlin.org> - - * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P. - * dwarf2out.c (loc_descriptor_from_tree_1): Ditto. - * expr.c (expand_var): Ditto. - * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too. - * gimplify.c (gimplify_decl_expr): Ditto. - (gimplify_expr): Ditto. - * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P. - * tree.c (value_expr_for_decl): New. - (print_value_expr_statistics): New. - (init_ttree): Init value_expr_for_decl. - (decl_value_expr_lookup): New. - (decl_value_expr_insert): Ditto. - (copy_node_stat): Copy DECL_VALUE_EXPR status. - * tree.h (DECL_VALUE_EXPR): Use hashtable. - (SET_DECL_VALUE_EXPR): New. - (DECL_HAS_VALUE_EXPR_P): New. - -2005-06-04 Steven Bosscher <stevenb@suse.de> - - * lcm.c: Move all mode-switching related functions from here... - * mode-switching.c: ...to this new file. - * doc/passes.texi: Update accordingly. - - * basic-block.h (label_value_list): Remove extern decl. - * cfgrtl.c (label_value_list): Remove. - (can_delete_label_p): Don't look at it. - * cfgcleanup.c (cleanup_cfg): Don't free it. - - * common.opt: Don't refer to non-existing flag_alias_check. - -2005-06-04 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5. - -2005-06-04 Kazu Hirata <kazu@codesourcery.com> - - * function.c (prologue, epilogue, sibcall_epilogue): Change - their types to VEC(int,heap)*. - (free_after_compilation): Free the three vectors above. - (init_function_for_compilation, record_insns, contains, - prologue_epilogue_contains, sibcall_epilogue_contains, - reposition_prologue_and_epilogue_notes): Use VEC instead of - VARRAY. (init_function_once): Remove. - * function.h: Remove the prototype for init_function_once. - * toplev.c (backend_init): Don't call init_function_once. - -2005-06-04 Jan Hubicka <jh@suse.cz> - - * predict.c (tree_predict_edge): Do not predict entry edge and - single succestor edge. - -2005-06-04 Joseph S. Myers <joseph@codesourcery.com> - - PR c/21873 - * c-typeck.c (push_init_level): Don't pop levels without braces if - implicit == 1. - -2005-06-03 Sebastian Pop <pop@cri.ensmp.fr> - - * tree-data-ref.c (compute_self_dependence): New function. - (compute_all_dependences): Use it. - -2005-06-03 Geoffrey Keating <geoffk@apple.com> - - * c-parser.c (c_parser_parms_declarator): Don't use chainon(). - (c_parser_expr_list): Don't use chainon(). - - * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker - when -isysroot passed. - -2005-06-03 Joseph S. Myers <joseph@codesourcery.com> - - PR c/21879 - * c-decl.c (start_function): Restore label_context_stack_se and - label_context_stack_vm if returning with an error. - -2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net> - - * configure.ac: Check declaration for asprintf, needed by - libiberty.h. - * configure: Regenerate. - * config.in: Likewise. - -2005-06-03 Diego Novillo <dnovillo@redhat.com> - - * tree-ssa-dom.c (record_edge_info): Use last_basic_block to - allocate info array. - * tree-vrp.c (extract_range_from_unary_expr): Set resulting - range to varying in cast expressions that change - TYPE_PRECISION. - -2005-06-03 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.opt: Add RejectNegative to divide-breaks and - divide-traps. - -2005-06-03 Jan Hubicka <jh@suse.cz> - - * basic-block.h (remove_predictions_associated_with_edge): Declare. - * cfg.c (remove_edge): Use it. - * predict.c (remove_predictions_associated_with_edge): New function. - -2005-06-03 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/rs6000.c (rs6000_conditional_register_usage): - Clear call_realy_used_regs[r2] when ABI_AIX. - -2005-06-03 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/21858 - * fold-const.c (fold_binary): Fix type mismatches in folding - of comparisons. - -2005-06-03 Kazu Hirata <kazu@codesourcery.com> - - * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment - typos. - -2005-06-03 Joseph S. Myers <joseph@codesourcery.com> - - * collect2.c (maybe_unlink): Use unlink_if_ordinary. - -2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com> - - * reload1.c (reload): Revert my previous patch. - -2005-06-03 Nick Clifton <nickc@redhat.com> - - * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to - assembler. - -2005-06-03 Kazu Hirata <kazu@codesourcery.com> - - PR tree-optimization/21849 - * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero. - -2005-06-02 Richard Henderson <rth@redhat.com> - - * Makefile.in (tree-vect-generic.o): New. - (OBJS-common, GTFILES, s-gtype): Add it. - * tree-complex.c (build_replicated_const, vector_inner_type, - vector_last_type, vector_last_nunits, build_word_mode_vector_type, - elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus, - do_negate, expand_vector_piecewise, expand_vector_parallel, - expand_vector_addition, expand_vector_operation, - type_for_widest_vector_mode, expand_vector_operations_1, - gate_expand_vector_operations, expand_vector_operations, - pass_lower_vector_ssa): Move to tree-vect-generic.c. - (tree_lower_complex): Rename from tree_lower_operations. - (pass_lower_complex): Rename from pass_pre_expand. - * tree-vect-generic.c: New file. - * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand. - (pass_lower_vector): New. - * tree-optimize.c (init_tree_optimization_passes): Update to match. - -2005-06-02 Richard Henderson <rth@redhat.com> - - * modulo-sched.c (doloop_register_get): Protect against - doloop_end not defined. - -2005-06-02 Kazu Hirata <kazu@codesourcery.com> - - * config/sh/sh.c (general_movsrc_operand, - general_movdst_operand, arith_reg_operand, arith_reg_dest, - logical_reg_operand, int_gpr_dest, fp_arith_reg_operand, - fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand, - xor_operand, cmp_operand, logical_operand, and_operand, - fpscr_operand, fpul_operand, symbol_ref_operand, - commutative_float_operator, noncommutative_float_operator, - unary_float_operator, binary_float_operator, - binary_logical_operator, equality_comparison_operator, - greater_comparison_operator, less_comparison_operator, - shift_operator, logical_operator, target_reg_operand, - target_operand, mextr_bit_offset, extend_reg_operand, - trunc_hi_operand, extend_reg_or_0_operand, minuend_operand, - general_extend_operand, ua_address_operand, - cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec, - sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand, - shift_count_reg_operand, shift_count_operand, - unaligned_load_operand): Move to ... - * config/sh/predicates.md: ... here. - * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): - Remove. - -2005-06-02 Andrew Pinski <pinskia@physics.uc.edu> - - * tree.c (build_common_builtin_nodes): Fix the return type on - __builtin_memcmp. - -2005-06-02 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove. - (find_interesting_uses_address): Use build_fold_addr_expr instead. - (strip_offset_1): Likewise. - (tree_to_aff_combination): Likewise. - -2005-06-02 DJ Delorie <dj@redhat.com> - - * convert.c (convert_to_pointer): Avoid recursion if no conversion - is needed. - -2005-06-02 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-chrec.c (chrec_fold_plus_1): Ensure we build - binary operations with the correct types. - * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype - for all computation. - -2005-06-02 Kazu Hirata <kazu@codesourcery.com> - - * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md, - config/rs6000/rs6000.md: Fix comment typos. Follow splling - conventions. - * doc/install.texi: Fix a typo. - -2005-06-02 Jan Hubicka <jh@suse.cz> - - * cgraphunit.c (cgraph_function_and_variable_visibility): Extern - inline functions are not local. - -2005-06-02 Kazu Hirata <kazu@codesourcery.com> - - * gimplify.c (gimplify_ctx): Change the type of case_labels to - VEC from VARRAY. - (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses - of case_labels. - -2005-06-02 Richard Guenther <rguenth@gcc.gnu.org> - - * c-typeck.c (build_indirect_ref): Build INDIRECT_REF - with correct type. - -2005-06-02 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool - execute templates. - (s390_dump_pool): Likewise. - (s390_mainpool_start, s390_mainpool_finish): Likewise. - (s390_chunkify_start): Likewise. - (s390_dump_execute): Remove. - (s390_reorg): Handle out-of-pool execute templates. - -2005-06-02 Adrian Straetling <straetling@de.ibm.com> - - * optabs.c: (expand_bool_compare_and_swap): Emit barrier after - unconditional jump. - -2005-06-02 Jan Hubicka <jh@suse.cz> - - * cgraph.c (cgraph_node): Maintain master clones. - (cgraph_remove_node): Likewise. - (availability_names): New static variable. - (dump_cgraph_node): Dump availability. - (dump_cgraph_varpool_node): Likewise. - (cgraph_is_master_clone, cgraph_master_clone, - cgraph_function_body_availability, - cgraph_variable_initializer_availability): New functions. - * cgraph.h (availability): New enum. - (struct cgraph_node): Add master_clone. - (cgraph_is_master_clone, cgraph_master_clone, - cgraph_function_body_availability, - cgraph_variable_initializer_availability): Declare. - * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready. - (cgraph_remove_unreachable_nodes): Remove unreachable nodes. - * ipa-inline.c (cgraph_decide_inlining): Do not call - cgraph_remove_unreachable_nodes. - - * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in - previous patch. - -2005-06-02 Diego Novillo <dnovillo@redhat.com> - - PR 21582 - * tree-vrp.c (nonnull_arg_p): New. - (get_value_range): Call it. - -2005-06-02 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT, - add PROCESSOR_MAX. - (mips_rtx_cost_data): New datatype. - (MEMORY_MOVE_COST): Use data from structure. - (BRANCH_COST): Ditto. - (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero. - * config/mips/mips.md (cpu): Rework for processor_type changes. - * config/mips/mips.c (mips_cost): New variable. - (DEFAULT_COSTS): Define. - (mips_rtx_cost_data): New. - (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS - for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX, - FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT. - (override_options): Set cost data. - (mips_register_move_cost): Formatting changes. - (bdesc_arrays): Use PROCESSOR_MAX. - (mips_init_builtins): Ditto. - -2005-06-02 Diego Novillo <dnovillo@redhat.com> - - PR 21765 - * doc/invoke.texi: Document -ftree-vrp. - -2005-06-02 Dorit Nuzman <dorit@il.ibm.com> - - PR tree-optimization/21734 - * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the - phi_result when current_def is not available. - (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not - available. - -2005-06-02 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New. - (TARGET_INSN_VALID_WITHIN_DOLOOP): Define. - -2005-06-02 Diego Novillo <dnovillo@redhat.com> - - * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove. - -2005-06-02 Jan Hubicka <jh@suse.cz> - - * cgraph.c (dump_cgraph_node): Print new flags. - (dump_cgraph_varpool_node): Likewise. - (decide_variable_is_needed): Initialize externally_visible flag. - * cgraph.h (cgraph_local_info): Add externally_visible flag. - (cgraph_varpool_node): Likewise. - (cgraph_function_flags_ready): Declare. - * cgraph.c (cgraph_mark_local_functions): Rename to ... - (cgraph_function_and_variable_visibility) ... this one; handle - externally_visible flags. - (decide_is_function_needed): Set externally_visible flag. - (cgraph_finalize_function): Deal properly with early cleanups. - (cgraph_optimize): Update call of - cgraph_function_and_variable_visibility. - -2005-06-02 Steven Bosscher <stevenb@suse.de> - Mostafa Hagog <mustafa@il.ibm.com> - - * cfgloop.h (doloop_condition_get): Make external. - * loop-doloop.c (doloop_condition_get): Generalize to make it - usable in modulo-sched.c. - * modulo-sched.c (doloop_register_get): Use - doloop_condition_get instead of duplicating it. - -2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com> - - * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect - the correct set of init_insns that need deletion. - * local-alloc.c (update_equiv_regs): When substituting sole definition - into sole use of a reg, delete it from liveness information. - -2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4. - -2005-06-01 Diego Novillo <dnovillo@redhat.com> - - PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090 - PR 21289, PR 21348, PR 21367, PR 21368, PR 21458. - * fold-const.c (invert_tree_comparison): Make extern. - * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate. - (struct value_range_def): Limewise. - (get_value_range): Remove. - (dump_value_range): Remove. - (dump_all_value_ranges): Remove. - (debug_all_value_ranges): Remove. - (vrp_evaluate_conditional): Declare. - * tree-ssa-propagate.c (struct prop_stats_d): Add field - num_pred_folded. - (substitute_and_fold): Add argument use_ranges_p. - Update all callers. - If use_ranges_p is true, call fold_predicate_in to fold - predicates using range information. - Ignore ASSERT_EXPRs. - Change debugging output to only show statements that have been - folded. - (replace_phi_args_in): Move debugging output code from - substitute and fold. - (fold_predicate_in): New local function. - * tree-ssa-propagate.h (enum value_range_type): Move from - tree-flow.h. - (struct value_range_d): Likewise. - Add field 'equiv'. - (value_range_t): Rename from value_range. - * tree-vrp.c (found_in_subgraph): Rename from found. - (get_opposite_operand): Remove. - (struct assert_locus_d): Declare. - (assert_locus_t): Declare. - (need_assert_for): Declare. - (asserts_for): Declare. - (blocks_visited): Declare. - (vr_value): Declare. - (set_value_range): Add argument 'equiv'. - Don't drop to VARYING ranges that cover all values in the - type. - Make deep copy of equivalence set 'equiv'. - (copy_value_range): New local function. - (set_value_range_to_undefined): New local function. - (compare_values): Return -2 if either value has overflowed. - (range_includes_zero_p): New local function. - (extract_range_from_assert): Flip the predicate code if the - name being asserted is on the RHS of the predicate. - Avoid creating unnecessary symbolic ranges if the comparison - includes another name with a known numeric range. - Update the equivalnce set of the new range when asserting - EQ_EXPR predicates. - (extract_range_from_ssa_name): Update the equivalence set of - the new range with VAR. - (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR. - If -fwrapv is used, set the resulting range to VARYING if the - operation overflows. Otherwise, use TYPE_MIN_VALUE and - TYPE_MAX_VALUE to represent -INF and +INF. - Fix handling of *_DIV_EXPR. - (extract_range_from_unary_expr): Handle MINUS_EXPR and - ABS_EXPR properly by switching the range around if necessary. - (extract_range_from_comparison): New local function. - (extract_range_from_expr): Call it. - (adjust_range_with_scev): Do not adjust the range if using - wrapping arithmetic (-fwrapv). - (dump_value_range): Also show equivalence set. - Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE. - (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR. - (infer_value_range): Change return value to bool. - Add arguments 'comp_code_p' and 'val_p'. - Do not attempt to infer ranges from statements that may throw. - Store the comparison code in comp_code_p. - Store the other operand to be used in the predicate in val_p. - (dump_asserts_for): New. - (debug_asserts_for): New. - (dump_all_asserts): New. - (debug_all_asserts): New. - (register_new_assert_for): New. - (register_edge_assert_for): New. - (find_conditional_asserts): New. - (find_assert_locations): New. - (process_assert_insertions_for): New. - (process_assert_insertions): New. - (insert_range_assertions): Initialize found_in_subgraph, - blocks_visited, need_assert_for and asserts_for. - Call find_assert_locations and process_assert_insertions. - (remove_range_assertions): Add more documentation. - (vrp_initialize): Change return type to void. - Do not try to guess if running VRP is worth it. - (compare_name_with_value): New. - (compare_names): New. - (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If - use_equiv_p is true, call compare_names and - compare_name_with_value to compare all the ranges for every - name in the equivalence set of the predicate operands. - Update all callers. - (vrp_meet): Try harder not to derive a VARYING range. - If two values meet, the resulting equivalence set is the - intersection of the two equivalence sets. - (vrp_visit_phi_node): Call copy_value_range to get the current - range information of the LHS. - (vrp_finalize): Create a value vector representing all the - names that ended up with exactly one value in their range. - Call substitute_and_fold. - (execute_vrp): Document equivalence sets in ranges. - * tree.h (SSA_NAME_VALUE_RANGE): Remove. - (struct tree_ssa_name): Remove field value_range. - (invert_tree_comparison): Declare. - -2005-06-01 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/21839 - - * gimplify.c (zero_sized_field_decl): New function. - (gimplify_init_ctor_eval): Use it. - -2005-06-01 Josh Conner <jconner@apple.com> - - PR 21478 - * gimplify.c (gimplify_init_constructor): Don't spill initializer - to read-only memory if it's sparse. - -2005-06-01 Ramana Radhakrishnan <ramana@codito.com> - - * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP. - Add documentation for REG_SETJMP - -2005-06-01 Richard Guenther <rguenth@gcc.gnu.org> - - * stmt.c (expand_case): Use build_int_cst. - (node_has_low_bound): Likewise, and correct type mismatch. - (node_has_high_bound): Likewise. - * fold-const.c (fold_binary): Ensure we build trees - with the correct types - undo what STRIP_NOPS possibly did. - -2005-06-01 Richard Guenther <rguenth@gcc.gnu.org> - - * tree.h (fold_indirect_ref_1): Export from fold-const.c. - * fold-const.c (fold_indirect_ref_1): No longer static. - * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for - folding, if possible. - -2005-06-01 Joseph S. Myers <joseph@codesourcery.com> - - * common.opt (fjump-tables): New. - * doc/invoke.texi (-fno-jump-tables): Document. - * stmt.c (expand_end_case_type): Do not emit jump tables unless - flag_jump_tables. - -2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq) - (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge) - (sunlt, sunle): Enable patterns on VFP. - - * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores, - f_stored, f_flag, f_cvt. - (generic_sched): No-longer used for the arm1020e and arm1022e cores. - Include arm1020e.md. - * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and - the ds and fmac pipelines. Re-work all load and store patterns and - all conversion patterns to use new attributes. Adjust reservation - descriptions accordingly. - * arm1020e.md: New file. - * t-arm: Add dependency. - -2005-06-01 Jan Hubicka <jh@suse.cz> - - * except.c (struct eh_region): Kill unused fields. - * basic-block.h (struct basic_block_def): Likewise. - -2005-06-01 J"orn Rennecke <joern.rennecke@st.com> - - PR rtl-optimization/21767 - * rtl.h (function_invariant_p): Re-add declaration. - * reload1.c (function_invariant_p): No longer static. - * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that - might have become invalid. - -2005-06-01 Jakub Jelinek <jakub@redhat.com> - - PR c/21536 - PR c/20760 - * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes - on variable sizes types if a decl is a pointer to a VLA. - (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE. - Call gimplify_type_sizes on aggregate fields. Prevent infinite - recursion. - - * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST. - - * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps, - _mm_set_ps, _mm_setr_ps): Add __extension__. - * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd, - _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x, - _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): - Likewise. - (_mm_clflush): Don't use return in void function. - - * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128, - _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd): - Use __inline instead of inline. - -2005-06-01 Richard Guenther <rguenth@gcc.gnu.org> - - * fold-const.c (fold_binary): Fix types in strlen vs. - zero comparison folding. - -2005-06-01 Richard Henderson <rth@redhat.com> - - * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New. - * config.in, configure: Rebuild. - * config/alpha/alpha.c (print_operand): Add 'j'. - * alpha.md (divmodsi_internal_er_1): Use it. - (divmoddi_internal_er_1): Likewise. - -2005-06-01 Richard Sandiford <rsandifo@redhat.com> - - * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison. - * opts.h (print_filtered_help): Delete. - * opts.c (handle_option, decode_options): Remove calls to - set_target_switch. - (print_target_help): New function. - (common_option, print_help): Call print_target_help instead of - display_target_options. - (print_filtered_help): Make static. - * toplev.h (display_target_options, set_target_switch): Delete. - * toplev.c (target_switches, target_options, display_target_options) - (set_target_switch): Delete. - (print_switch_values): Remove handling of TARGET_SWITCHES and - TARGET_OPTIONS. - (default_get_pch_validity): Likewise. Only treat target_flags - specially if targetm.check_pch_target_flags is nonnull. - (pch_option_mismatch): New function. - (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES - and TARGET_OPTIONS. Only treat target_flags specially if - targetm.check_pch_target_flags is nonnull. - * config/ia64/ia64.c (ia64_override_options): Don't mention - TARGET_OPTIONS in comment. - * config/m68k/m68k-none.h (CC1_SPEC): Likewise. - * doc/invoke.texi: Remove a reference to TARGET_SWITCHES. - * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the - interaction with TARGET_SWITCHES. - (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete. - -2005-06-01 Richard Sandiford <rsandifo@redhat.com> - - * config/sh/sh.c (multcosts): Check sh_multcost rather than - sh_multcost_str. - (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str. - (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc) - (cut2_workaround_str): Delete. - * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS) - (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str) - (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete. - * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=) - (mgettrcost=, multcost=): New options. - -2005-06-01 Richard Sandiford <rsandifo@redhat.com> - - * opts.h (cl_option_state): New structure. - (get_option_state): Declare. - * opts.c (get_option_state): New function. - * toplev.c (option_affects_pch_p): New function. - (default_get_pch_validity): Store the state of all options for which - option_affects_pch_p returns true. - (default_pch_valid_p): Check the state of those options here. - Only check target_flags separately if targetm.check_pch_target_Flags - is nonnull or if TARGET_SWITCHES is defined. - -2005-06-01 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter - names. - -2005-06-01 Mostafa Hagog <mustafa@il.ibm.com> - - * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138. - -2005-06-01 Mostafa Hagog <mustafa@il.ibm.com> - - * gcse.c (compute_transp, load_killed_in_block): Use - MEM_READONLY_P. - -2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com> - - PR target/21854 - * config/mips/mips-protos.h: Declare mips_use_ins_ext_p - -2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * errors.h (warning, error, fatal, internal_error): Add printf - attribute. - * genmodes.c (make_vector_mode): Fix format arguments. - -2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c, - config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c, - lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c, - tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c, - tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c, - tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c, - tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c, - tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, - tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c, - tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c, - tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c, - tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c, - tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include - errors.h and include toplev.h if necessary. - - * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include - errors.h otherwise include toplev.h. - - * Makefile.in: Update dependencies. - -2005-06-01 Danny Smith <dannysmith@users.sourceforge.net> - - * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define. - -2005-05-31 Geoffrey Keating <geoffk@geoffk.org> - - * config/rs6000/rs6000.md (sync_boolcshort_internal): New. - * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must - be complemented for big-endian. Mask for AND must be rotated, - not shifted. Handle short operands with NOT on the memory - operation. - -2005-05-30 Daniel Berlin <dberlin@dberlin.org> - - * c-objc-common.c (c_tree_printer): Check flag before hashtable. - Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR. - * dwarf2out.c (dwarf2out_var_location): Ditto. - * toplev.c (default_tree_printer): Ditto. - * tree-outof-ssa.c (create_temp): Ditto. - * tree-sra.c (instantiate_element): Ditto. - * var-tracking.c (track_expr_p): Ditto. - * tree.c (struct tree_map): New structure. - (debug_expr_for_decl): New. - (tree_map_eq): New function. - (tree_map_hash): Ditto. - (tree_map_marked_p): Ditto. - (print_debug_expr_statistics): Ditto. - (decl_debug_expr_lookup): Ditto. - (decl_debug_expr_insert): Ditto. - (dump_tree_statistics): Dump debug_expr hashtable stats. - * tree.h (DECL_DEBUG_EXPR): Change - (SET_DECL_DEBUG_EXPR): Add. - -2005-06-01 Alan Modra <amodra@bigpond.net.au> - - * configure.ac: Add --enable-secureplt. - (HAVE_AS_REL16): Test for R_PPC_REL16 relocs. - * config.in: Regenerate. - * configure: Regenerate. - * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add - rs6000/secureplt.h to tm_file when enable_secureplt. - * doc/invoke.texi (msecure-plt, mbss-plt): Document. - * doc/install.texi: Document --enable-targets and --enable-secureplt. - Correct xrefs to "Using the GNU Compiler Collection (GCC)". - * config/rs6000/secureplt.h: New file. - * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define. - (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without - assembler support. - (CC1_SECURE_PLT_DEFAULT_SPEC): Define. - (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default. - (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default. - * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options. - * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define. - * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle - TARGET_SECURE_PLT got register load sequence. - (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when - TARGET_SECURE_PLT. - (rs6000_elf_declare_function_name): Don't emit toc address offset - word when TARGET_SECURE_PLT. - * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*. - (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT. - (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns. - (call, call_value): Mark pic_offset_table_rtx used for sysv pic and - TARGET_SECURE_PLT. - (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv, - sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT - and -fPIC. - * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31". - (__trampoline_setup): Likewise. Init r30 before plt call. - -2005-05-31 DJ Delorie <dj@redhat.com> - - * expr.c (convert_move): When a partial_int requires multiple - conversion steps, make sure successive steps convert the - intermediate value, not the original value. - - * expmed.c (expand_mult): Convert partial_int multiplies to - shift/add combinations too. - - * genmodes.c (mode_data): Add wider_2x. - (calc_wider_mode): Calculate twice-wider mode too. - (emit_mode_wider): Emit twice-wider mode too. - * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New. - * expr.c (expand_expr_real_1): Use it for expanding - multiplies. - -2005-05-31 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/21817 - * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST. - -2005-05-31 Pat Haugen <pthaugen@us.ibm.com> - - * loop.c (loop_invariant_p, valid_initial_value_p): Revert last - change. - -2005-05-31 Andrew Pinski <pinskia@physics.uc.edu> - - PR middle-end/20931 - PR middle-end/20946 - * fold-const.c (fold_checksum_tree): Copy types also if - TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set. - Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN - first. - Tail recurse TREE_LIST's TREE_CHAIN. - -2005-05-31 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/21732 - * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a - SSA_NAME twice and cause the loop to become finite. Remove the test - for val. - -2005-05-31 Andrew Pinski <pinskia@physics.uc.edu> - - * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional - expression. - -2005-05-31 Richard Sandiford <rsandifo@redhat.com> - - * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak - the documentation to make it more future-proof. - (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook. - * target.h (gcc_target): Add check_pch_target_flags. - * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro. - (TARGET_INITIALIZER): Include it. - * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags. - * config/sh/sh-protos.h (sh_pch_valid_p): Delete. - * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete. - (sh_check_pch_target_flags): New function. - (TARGET_CHECK_PCH_TARGET_FLAGS): Override default. - -2005-05-31 Richard Guenther <rguenth@gcc.gnu.org> - - * fold-const.c (extract_array_ref): Handle more cases, - do some useful canonicalization of the base. - (fold_binary): Explicitly deal with arrays of zero-sized - structures during folding of &a[i] == &a[j]. - -2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr> - - * doc/install.texi (sparc-sun-solaris2*): Update note - about Sun bug 4910101. - (sparc-sun-solaris2.7): Document bootstrap - failure with Sun WorkShop 6 99/08/18 as. - -2005-05-30 Pat Haugen <pthaugen@us.ibm.com> - - * loop.c (loop_invariant_p, valid_initial_value_p): Use - regs_invalidated_by_call instead of call_used_regs. - -2005-05-30 Paolo Carlini <pcarlini@suse.de> - - PR middle-end/21743 - * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL): - Enable. - * doc/extend.texi: Add clog, clogf, clogl. - -2005-05-30 H.J. Lu <hongjiu.lu@intel.com> - - PR middle-end/20303 - * c-pragma.c: Include "vec.h". - (handle_pragma_visibility): Use VEC. - - * doc/invoke.texi: Remove the nested visibility push limit. - -2005-05-30 Roger Sayle <roger@eyesopen.com> - - PR rtl-optimization/15422 - * reg-stack.c (starting_stack_p): New static global. - (straighten_stack): Delete prototype. Change to update the stack - before the current insn. - (subst_stack_regs): Update call to straighten stack. - (emit_swap_insn): Delete prototype. For the first insn in a - basic block, update stack_in instead of emitting a real swap. - (change_stack): When changing the stack before the first insn - in a basic block, update stack_in instead of emitting real code. - (compensate_edges): Clear starting_stack_p during compensation. - (convert_regs_1): Keep track of starting_stack_p whilst processing - a basic block. - -2005-05-30 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-ccp.c (const_val): Make it static. - -2005-05-29 Geoffrey Keating <geoffk@apple.com> - - PR target/21761 - * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from - pattern involving `:P'. - - * Makefile.in (install-cpp): Depend on installdirs. - -2005-05-30 Kazu Hirata <kazu@cs.umass.edu> - - * tree-outof-ssa.c (_elim_graph): Change the type of edge_list - to VEC(int,heap)*. - (new_elim_graph, clear_elim_graph, delete_elim_graph, - elim_graph_add_edge, elim_graph_remove_succ_edge, - FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC - instead of VARRAY. - -2005-05-29 Kazu Hirata <kazu@cs.umass.edu> - - * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c, - opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c, - tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and - follow spelling conventions in error/dump messages. - -2005-05-29 Roger Sayle <roger@eyesopen.com> - Richard Henderson <rth@redhat.com> - - * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly - if the RHS isn't suitable for calling emit_move_insn. - -2005-05-29 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-ccp.c (ccp_fold): Return immediately after calling - fold_unary and fold_binary. - -2005-05-29 Roger Sayle <roger@eyesopen.com> - - * reg-stack.c (propagate_stack): Always copy the source stack to - the destination. This routine is now only called when this is safe. - (better_edge): New function split out from convert_regs_1 to - determine which of two edges is better to propagate across. - (convert_regs_1): We need only search for a best edge if the - stack layout hasn't been defined yet. Use better_edge to help - find beste. No longer traverse unnecessary edges. - -2005-05-29 Keith Besaw <kbesaw@us.ibm.com> - - * tree-ssa-alias.c (new_type_alias): New procedure to - create a type memory tag for a pointer with a may-alias - set determined from a variable declaration. - * tree-flow.h: export declaration of new_type_alias - * tree-optimize.c (init_tree_optimization_passes): document - that pass_may_alias cannot be called after pass_vectorize. - * tree-vect-transform (vect_create_data_ref_ptr): Call - new_type_alias when an type memory tag isn't available - for a reference. - (vectorizable_store): Use copy_virtual_operands to update - virtual defs in place (so that loop_version can be called). - Call mark_for_renaming for the virtual defs in case peeling - is done and virtual uses outside the loop need to be updated. - -2005-05-29 Dorit Naishlos <dorit@il.ibm.com> - - PR tree-optimization/21639 - * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect. - -2005-05-29 Jan Hubicka <jh@suse.cz> - - PR tree-optimization/21562 - * cfgexpand.c (construct_init_block): Deal properly with the case - of entry edge not pointing to very first basic block. - -2005-05-28 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-ccp.c (ccp_fold): Remove code that produces - non-gimple min invariant. - - * Makefile.in (OBJS-common): Add tree-cfgcleanup.o. - * tree-flow.h: Add prototypes for start_recording_case_labels - and end_recording_case_labels. - * tree-cfg.c (start_recording_case_labels, - end_recording_case_labels): Export. - (cleanup_tree_cfg_loop, modified_noreturn_calls, - cleanup_control_flow, cleanup_control_expr_graph, - remove_fallthru_edge, phi_alternatives_equal, - tree_forwarder_block_p, has_abnormal_incoming_edge_p, - remove_forwarder_block, cleanup_forwarder_blocks, - remove_forwarder_block_with_phi, merge_phi_nodes, - gate_merge_phi, pass_merge_phi): Move to ... - * tree-cfgcleanup.c: ... here. - - * basic-block.h: Remove forward declaration of bb_ann_d. - -2005-05-28 Jan Hubicka <jh@suse.cz> - - * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis): - Update profile. - * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in - debug output. - (tree_mod_subtract): Fix profile updating code. - (tree_divmod_values_to_profile): Do not produce useless value profilers - for divisions. - -2005-05-28 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-dom.c (vrp_element_p): Define. - (vrp_hash_elt): Change the type of records to - VEC(vrp_element_p,heap). - (vrp_free): New. - (tree_ssa_dominator_optimize): Pass vrp_free to htab_create. - Update uses of VRP records. - (simplify_cond_and_lookup_avail_expr, record_range): Update - uses of VRP records. - - * tree-inline.c (cfun_stack): Change the type to - VEC(function_p,heap). - (push_cfun, pop_cfun): Use VEC instead of VARRAY. - -2005-05-27 Ian Lance Taylor <ian@airs.com> - - * c-decl.c (add_stmt): Add C frontend specific version. - (stmts_are_full_exprs_p): Remove. - * c-common.h (STMT_IS_FULL_EXPR_P): Remove. - (stmts_are_full_exprs_p): Don't declare. - * c-semantics.c (add_stmt): Remove. - -2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * config/mips/mips-protos.h (mips_declare_object): Add printf - attribute. - * config/mips/mips.c (mips_declare_object_name): Fix format - argument. - -2005-05-27 Roger Sayle <roger@eyesopen.com> - - * reg-stack.c (compensate_edge): Remove original prototype. - (propagate_stack): New function to copy the stack layout - at the start of a basic block from the layout at the end of - one of its predecessors. - (compensate_edge): Assume that both source and destination - blocks have already had their stack layouts defined. - (compensate_edges): Traverse all non-entry edges in the CFG - and call compensate_edge on each in turn. - (convert_regs_1): Change return type to void. Call - propagate_stack instead of compensate_edge. - (convert_regs_2): Change return type to void. Update call - to convert_regs_1 to ignore the (now void) return value. - (convert_regs): Update calls to convert_regs_2 to ignore - the (now void) return value. After all the basic blocks have - been processed, call compensate_edges to actually emit new - insns. - (reg_to_stack): Initialize the aux info for each basic block - with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE. - -2005-05-28 Jan Hubicka <jh@suse.cz> - - * except.c (can_throw_internal_1, can_throw_external_1): Add - "is_resx" argument. - (can_throw_external, can_throw_internal): Bring into sync wrt - dealing resx. - * except.h (can_throw_internal_1, can_throw_external_1): Update - prototype. - * tree-eh.c (tree_can_throw_internal, tree_can_throw_external): - Deal properly with resx. - -2005-05-27 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h (basic_block_def): Add phi_nodes and - predictions. Remove tree_annotations. - * predict.c (tree_predicted_by_p, tree_predict_edge, - combine_predictions_for_bb): Adjust references to predictions. - * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call - create_block_annotation. - (create_block_annotation, free_blocks_annotatios, - clear_blocks_annotations): Remove. - (dump_cfg_stats): Don't print out the memory spent on - bb_ann_d. - (delete_tree_cfg_annotations): Don't call free_blocks_annotations. - * tree-flow-inline.h (bb_ann): Remove. - (phi_nodes, set_phi_nodes): Update references to phi_nodes. - * tree-flow.h (bb_ann_d): Remove. - * tree-if-conv.c (process_phi_nodes): Update a reference to - phi_nodes. - * tree-phinodes.c (reserve_phi_args_for_new_edge, - create_phi_node, remove_phi_node): Likewise. - * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann. - * tree-ssa-dom.c (threaded_blocks): New. - (tree_ssa_dominator_optimize): Initialize, clear, and free - threaded_blocks. Update a call to thread_through_all_blocks. - (thread_across_edge): Use threaded_blocks instead of setting - incoming_edge_threaded. - * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take - a bitmap of blocks that are threaded through. - * tree.h: Move the prototype of threaded_through_blocks to - tree-flow.h. - - * domwalk.c (walk_dominator_tree, init_walk_dominator_tree, - fini_walk_dominator_tree): Use VEC instead of VARRAY. - * domwalk.h (dom_walk_data): Change the type of - block_data_stack and free_block_data to VEC(void_p,heap)*. - * tree-ssa-dse.c (dse_initialize_block_local_data, - dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use - VEC instead of VARRAY. - -2005-05-27 Jan Hubicka <jh@suse.cz> - - * cgraph.c: Include tree-gimple.h - (cgraph_edge): Rename expr to stmt. - (cgraph_create_edge): Likewise. - (cgraph_clone_node): Likewise. - * cgraph.h (cgraph_node): Use call_stmt instead of call_expr. - * cgraphunit.c (record_call_1): Rename to ... - (record_reference): ... this one; do not build edges. - (cgraph_varpool_analyze_pending_decls): Call record_reference directly. - (current_basic_block): Kill. - (cgraph_create_edges): Rewrite to work on gimple statements nicely. - (verify_cgraph_node): Likewise. - * tree-inline.c (copy_body_r): Do not mess up with cgraph edges. - (copy_bb): Mess up with cgraph edges here; simplify EH handling. - (copy_edges_for_bb): Simplify EH handling. - (expand_call_inline): Pass statement to cgraph_edge and - cgraph_create_edge. - -2005-05-27 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-inline.c (copy_body_r): Manually fold *& to deal - with ADDR_EXPRs with mismatched types for now. - - * gimplify.c (fold_indirect_ref_rhs): New function. - (gimplify_modify_expr_rhs): Use it instead of pessimistic - fold_indirect_ref. - - * fold-const.c (fold_indirect_ref_1): Add type argument; - make sure the resulting expression is of this type. - (build_fold_indirect_ref, fold_indirect_ref): Adjust callers. - -2005-05-27 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21658 - * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of - fold_binary_to_constant. Likewise, call fold_unary instead of - fold_unary_to_constant. - -2005-05-27 Nathan Sidwell <nathan@codesourcery.com> - - * vec.h: Implement integral type vector specialization. - (VEC_T): Define a non-GTY structure. - (VEC_T_GTY): Define a GTY structure. - (VEC_TA): Rename to ... - (VEC_TA_GTY): ... here. - (DEF_VEC_I, DEF_VEC_ALLOC_I): New. - (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust. - (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of - DEF_VEC_P and DEF_VEC_ALLOC_P. - (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust. - (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of - DEF_VEC_O and DEF_VEC_ALLOC_O. - * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I. - * lambda-code.c: Likewise. - * tree-into-ssa.c: Likewise. - * tree-ssa-live.c: Likewise. - -2005-05-27 Kazu Hirata <kazu@cs.umass.edu> - - * tree-into-ssa.c (update_ssa): Ensure that the operand cache - is up-to-date. - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call - update_stmt_if_modified before calling update_ssa. - -2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/rs6000/t-rtems: Remove roe multilib variant. - -2005-05-26 Roger Sayle <roger@eyesopen.com> - - PR tree-optimization/9814 - * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move - instruction, add the necessary clobbers by re-expanding the RTL - for arithmetic operations via optab.c's expand_unop/expand_binop. - (noce_try_bitop): New function to optimize bit manipulation idioms - of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C". - (noce_process_if_block): Call noce_try_bitop. - -2005-05-26 Roger Sayle <roger@eyesopen.com> - - * reg-stack.c (convert_regs_entry, convert_regs_exit, - convert_regs_1, convert_regs_2, convert_regs): Delete prototypes. - (reg_to_stack): Move to end of the file. Initialize the per - basic block information here, instead of... - (convert_regs_entry): Here. - (convert_regs): Change unused return type to void. - -2005-05-27 Kazu Hirata <kazu@cs.umass.edu> - - * c-pch.c, timevar.c, timevar.h, unwind-compat.c, - unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h, - config/rs6000/eabispe.h, config/rs6000/lynx.h, - config/sh/elf.h, config/sh/symbian-pre.h, - config/sparc/sparc-protos.h: Update copyright. - -2005-05-26 Mike Stump <mrs@apple.com> - - * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers - for Objective-C++. - -2005-05-26 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-forwprop.c (forward_propagate_addr_expr): - See through ADDR_EXPR in finding place to propagate into. - -2005-05-26 Kazu Hirata <kazu@cs.umass.edu> - - * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h, - cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c, - ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c, - tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c, - tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, - tree-ssa-operands.c, tree-vect-analyze.c, - tree-vect-transform.c, tree-vectorizer.c, tree.c, - config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c, - config/frv/frv.md, config/i386/i386.c, config/i386/sse.md, - config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h, - config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md, - config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c, - config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md, - config/sh/ushmedia.h, config/sparc/sparc.c, - config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment - typos. Follow spelling conventions. - * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos. - Follow spelling conventions. - -2005-05-26 David Ung <davidu@mips.com> - - * config/mips/mips.c (mips_use_ins_ext_p): New helper function - that determines whether the MIPS32/64 R2 ext/ins should be used. - * config/mips/mips.h (ISA_HAS_EXT_INS): New macro. - * config/mips/mips.md (extzv): Changed predicate for operand to - nonimmediate_operand. Add code to generate insn patterns for - extzvsi and extzvdi. - (extzv<mode>): New pattern to match mips32/64 r2 ext insn. - (insv): Similarly for insertion. - (insv<mode>): Similarly. - -2005-05-26 Paolo Bonzini <bonzini@gnu.org> - - * simplify-rtx.c (avoid_constant_pool_reference): Support - offsetted addresses in the constant pool. - -2005-05-26 Paolo Bonzini <bonzini@gnu.org> - - * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New. - * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New. - -2005-05-26 Jakub Jelinek <jakub@redhat.com> - - PR target/21716 - * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not - found in the basic block and last insn in the basic block is not - INSN_P. Remove explicit unspec numbers that are no longer valid - from comments. - -2005-05-26 Paolo Bonzini <bonzini@gnu.org> - - * tree-vect-transform.c (vectorizable_operation): Try word_mode - vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even - if a vector mode is available. - -2005-05-25 Roger Sayle <roger@eyesopen.com> - - PR middle-end/21709 - * fold-const.c (const_binop): Check for division by zero during - complex division. - -2005-05-26 Ian Lance Taylor <ian@airs.com> - - * reload1.c (verify_initial_elim_offsets): Add braces to avoid - having a declaration after a statement. - -2005-05-26 Richard Sandiford <rsandifo@redhat.com> - - * opt-functions.awk (var_type): New function. - (var_set): Use CLVC_STRING if var_type returns "const char *". - * opth-gen.awk: Use var_type to find out the types of variables. - Don't print comments above each "extern" definition. - * optc-gen.awk: Use var_type in the same way. - * opts.h (cl_var_cond): Rename to... - (cl_var_type): ...this. Add CLVC_STRING. - (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond" - with "var_type". - * opts.c (handle_option, option_enabled): Update after above name - change. Cast flag_var before using it. Handle CLVC_STRING. - - * config/alpha/alpha.h (alpha_tls_size): Delete. - * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string) - (alpha_tune_string, alpha_tp_string, alpha_fprm_string) - (alpha_fptm_string, alpha_mlat_string): Delete. - (alpha_handle_option): Don't set the above variables here. Use the - integer argument to check the validity of -mtls-size=. - * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=) - (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s. - (mtls-size=): Likewise. Convert to a UInteger and initialize the - variable to 32. - - * config/arc/arc.c (arc_cpu_string, arc_text_string) - (arc_data_string, arc_rodata_string): Delete. - (arc_handle_option): Don't set the above variables here. - * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s - and initialize them. - - * config/arm/arm.c (target_fpu_name, target_fpe_name) - (target_float_abi_name, target_abi_name, structure_size_string) - (arm_pic_register_string): Delete. - (arm_handle_option): Don't set the above variables here, except - in the handling of -mhard-float and -msoft-float. - * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=) - (mpic-register=, mstructure-size-boundary=): Add Var()s. - - * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION) - (avr_handle_option): Delete. - * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize - them. - - * config/bfin/bfin.c (bfin_library_id): Delete. - (bfin_handle_option): Don't set it. - * config/bfin/bfin.opt (mshared-library-id=): Add Var(). - - * config/c4x/c4x.h (c4x_rpts_cycles): Delete. - * config/c4x/c4x.c (c4x_rpts_cycles): Delete. - (c4x_handle_option): Don't set c4x_rpts_cycles here. - * config/c4x/c4x.opt (mrpts=): Add Var(). - - * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set - cris_elinux_stacksize_str here. - * config/cris/aout.opt (melinux-stacksize=): Add Var(). - * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str) - (cris_tune_str, cris_elinux_stacksize_str): Delete. - * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str) - (cris_tune_str, cris_elinux_stacksize_str): Delete. - (cris_handle_option): Don't set the above variables here. - * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=) - (max-stackframe=): Add Var()s. - - * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete. - * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string) - (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string) - (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string) - (ix86_align_jumps_string, ix86_preferred_stack_boundary_string) - (ix86_branch_cost_string, ix86_align_funcs_string): Delete. - (ix86_handle_option): Don't set the above variables here. - * config/i386/i386.opt (malign-functions=, malign-jumps=) - (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=) - (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add - Var()s. - - * config/ia64/ia64.h (ia64_tls_size): Delete. - * config/ia64/ia64.c (ia64_tls_size): Delete. - (ia64_handle_option): Treat -mtls-size= as a UInteger option, - reading the integer argument from the "value" parameter. Don't - set ia64_tls_size here. - * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option. - Add Var() and Init(). - - * config/m32r/m32r.h (m32r_cache_flush_func): Delete. - (m32r_cache_flush_trap): Delete. - * config/m32r/m32r.c (m32r_cache_flush_func): Delete. - (m32r_cache_flush_trap): Delete. - (m32r_handle_option): Don't set the above variables when handling - -mflush-func= and -mflush-trap=. - * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s - and Init()s. - - * config/mips/mips.h (mips_cache_flush_func): Delete. - * config/mips/mips.c (mips_arch_string, mips_tune_string) - (mips_cache_flush_func): Delete. - (mips_handle_option): Don't set the above variables when handling - -march=, -mtune= and -mflush-func=. - * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s. - - * config/s390/s390.c (s390_arch_string): Delete. - (s390_handle_option): Don't set it here. - * config/s390/s390.opt (march=): Add Var(). - - * config/sparc/sparc.h (sparc_cmodel_string): Delete. - * config/sparc/sparc.c (sparc_cmodel_string): Delete. - (sparc_handle_option): Don't set it here. - * config/sparc/sparc.opt (mcmodel=): Add Var(). - -2005-05-25 Roger Sayle <roger@eyesopen.com> - - * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive - call to convert_to_integer by building the NOP_EXPR directly. - -2005-05-25 Richard Sandiford <rsandifo@redhat.com> - - * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo. - -2005-05-25 Daniel Berlin <dberlin@dberlin.org> - Jeff Law <law@redhat.com> - - * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant, - constant and side_effects of the ADDR_EXPR are consistent. - - * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL - appropriately around calls to recompute_tree_invarant_for_addr_expr. - -2005-05-25 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines. - (s390_function_arg, s390_gimplify_va_arg): Use them. - (s390_register_info): Save only required subset of argument - registers into save area for va_list. - (s390_va_start): Initialize only required elements of va_list struct. - (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field. - -2005-05-25 Ulrich Weigand <uweigand@de.ibm.com> - - * reload1.c (verify_initial_elim_offsets): Return boolean status - instead of aborting. - (reload): Adapt verify_initial_elim_offsets call site. Restart - main loop if some initial elimination offsets changed. - -2005-05-25 Adam Nemet <anemet@lnxw.com> - - * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead - of -mno-svr4-struct-return. - -2005-05-25 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/21705 - - * tree-ssa-pre.c (in_fre): New static variable. - (create_value_expr_from): Recursively value number reference ops - in argument lists. - (can_value_number_call): Temporary restrict only exists for - PRE, not FRE. - -2005-05-25 Kazu Hirata <kazu@cs.umass.edu> - - * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace - sizeof (bitmap *) with sizeof (bitmap). - -2005-05-25 Daniel Berlin <dberlin@dberlin.org> - - * lambda-code.c (perfect_nestify): Call update_stmt on the exit - condition. - -2005-05-25 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to - hook_bool_rtx_true. - -2005-05-25 Jan Hubicka <jh@suse.cz> - - * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency. - * cgraph.c (cgraph_create_node): Reset estimated_growth. - * cgraph.h (cgraph_global_info): Add estimated_growth. - * ipa-inline.c: Include coverage.h - (max_insns, max_count): New static variables. - (cgraph_estimate_size_after_inlining): Cache the result. - (cgraph_estimate_growth): - * passes.c (rest_of_clean_state): Kill coverage_end_function. - * timevar.def (TV_INLINE_HEURISTICS): New timevar. - * tree-optimize.c (init_tree_optimization_passes): Move profiling before - inlining. - (ipa_passes): Initialize bitmaps. - -2005-05-25 Adrian Straetling <straetling@de.ibm.com> - - * loop-doloop.c: Include "target.h". - (doloop_valid_p): Move tests to function in targhooks.c. - * target.h (struct gcc_target): New target hook - "insn_valid_within_doloop". - * target-def.h: Define default value for "insn_valid_within_doloop". - (TARGET_INITIALIZER): Insert new target hook into initializer. - * targhooks.c (default_insn_valid_within_doloop): New function. - * targhooks.h (default_insn_valid_within_doloop): Declare. - * hooks.c (hook_bool_rtx_true): New function. - * hooks.h (hook_bool_rtx_true): Declare. - * doc/tm.texi: Add documentation for new target hook. - -2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/21412 - * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro - * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete. - (sparc_tls_referenced_p): New prototype. - * config/sparc/sparc.c (tls_symbolic_operand): Delete. - (sparc_expand_move): Look for TLS addresses with constant offsets. - (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of - tls_symbolic_operand. - (legitimate_pic_operand_p): Likewise. - (legitimate_address_p): Likewise. - (legitimize_address): Likewise. - (sparc_tls_symbol_ref_1): New function. - (sparc_tls_referenced_p): New function. - * config/sparc/predicates.md (tgd_symbolic_operand): Use - SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand. - (tld_symbolic_operand): Likewise. - (tie_symbolic_operand): Likewise. - (tle_symbolic_operand): Likewise. - -2005-05-24 DJ Delorie <dj@redhat.com> - - * common.opt (-Wattributes): New. Default true. - * doc/invoke.texi (-Wno-attributes): Document. - - * attribs.c (decl_attributes): Move warning control from if() to - warning(OPT_*). - * c-common.c (handle_packed_attribute): Likewise. - (handle_nocommon_attribute): Likewise. - (handle_common_attribute): Likewise. - (handle_noreturn_attribute): Likewise. - (handle_noinline_attribute): Likewise. - (handle_always_inline_attribute): Likewise. - (handle_used_attribute): Likewise. - (handle_unused_attribute): Likewise. - (handle_const_attribute): Likewise. - (handle_transparent_union_attribute): Likewise. - (handle_constructor_attribute): Likewise. - (handle_destructor_attribute): Likewise. - (handle_mode_attribute): Likewise. - (handle_alias_attribute): Likewise. - (handle_visibility_attribute): Likewise. - (handle_tls_model_attribute): Likewise. - (handle_malloc_attribute): Likewise. - (handle_returns_twice_attribute): Likewise. - (handle_pure_attribute): Likewise. - (handle_deprecated_attribute): Likewise. - (handle_vector_size_attribute): Likewise. - (handle_nothrow_attribute): Likewise. - (handle_cleanup_attribute): Likewise. - (handle_warn_unused_result_attribute): Likewise. - (handle_sentinel_attribute): Likewise. - * c-decl.c (diagnose_mismatched_decls): Likewise. - (start_decl): Likewise. - (grokdeclarator): Likewise. - (start_function): Likewise. - * c-format.c (check_function_format): Likewise. - * stor-layout.c (place_field): Likewise. - (finalize_record_size): Likewise. - * tree.c (handle_dll_attribute)): Likewise. - * varasm.c (default_assemble_visibility): Likewise. - * config/darwin.c (darwin_handle_weak_import_attribute): Likewise. - (darwin_assemble_visibility): Likewise. - * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise. - * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise. - (arm_handle_isr_attribute): Likewise. - * config/avr/avr.c (avr_handle_progmem_attribute): Likewise. - (avr_handle_fndecl_attribute): Likewise. - * config/bfin/bfin.c (handle_int_attribute): Likewise. - * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise. - * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise. - (h8300_handle_eightbit_data_attribute): Likewise. - (h8300_handle_tiny_data_attribute): Likewise. - * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise. - (ix86_handle_regparm_attribute): Likewise. - (ix86_handle_struct_attribute): Likewise. - * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise. - (i386_pe_encode_section_info): Likewise. - * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise. - * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise. - (ip2k_handle_fndecl_attribute): Likewise. - * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise. - * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise. - (m68hc11_handle_fntype_attribute): Likewise. - (m68hc11_encode_section_info): Likewise. - * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise. - * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise. - * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise. - * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise. - * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise. - (sh_handle_sp_switch_attribute): Likewise. - (sh_handle_trap_exit_attribute): Likewise. - * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise. - (sh_symbian_handle_dll_attribute): Likewise. - * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise. - (xstormy16_handle_below100_attribute): Likewise. - * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise. - - * c-common.c (unsigned_conversion_warning): Move warning control - from if() to warning(OPT_*). - (c_common_truthvalue_conversion): Likewise. - (c_do_switch_warnings): Likewise. - * c-decl.c (diagnose_mismatched_decls): Likewise. - (diagnose_mismatched_decls): Likewise. - (define_label): Likewise. - (grokdeclarator): Likewise. - * c-format.c (check_format_info): Likewise. - * c-lex.c (interpret_integer): Likwise. - (lex_string): Likewise. - * c-opts.c (c_common_post_options): Likewise. - * c-parser.c (c_parser_unary_expression): Likewise. - * c-pragma.c (handle_pragma_redefine_extname): Likewise. - (handle_pragma_extern_prefix): Likewise. - * c-typeck.c (build_binary_op): Likewise. - * gcse.c (is_too_expensive): Likewise. - * opts.c (decode_options): Likewise. - * stor-layout.c (place_field): Likewise. - * tree-cfg.c (remove_bb): Likewise. - - * c.opt (-Wreturn-type): Add Var(warn_return_type). - * flags.h (warn_return_type): Remove. - * toplev.c (warn_return_type): Likewise. - -2005-05-24 Kelley Cook <kcook@gcc.gnu.org> - - * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for - existence of long long and __int64 before determining their size. - * aclocal.m4: Delete gcc_AC_C_LONG_LONG. - * configure, config.h.in: Regenerate. - -2005-05-24 Kelley Cook <kcook@gcc.gnu.org> - - * configure: Regenerate. - -2005-05-24 Ziemowit Laski <zlaski@apple.com> - - * c-common.h (objc_comptypes): Remove prototype. - (objc_compare_types): New prototype. - (objc_volatilized_decl): Likewise. - (objc_type_quals_match): Likewise. - * c-decl.c (objc_mark_locals_volatile): Streamline by calling - objc_volatilize_decl(). - * c-typeck.c (comp_target_types): Remove third parameter; do - not call objc_comptypes(). - (comptypes): Remove calls to objc_comptypes(). - (build_function_call): Extend compatible prototype check to ObjC. - (build_conditional_expr): Adjust call to comp_target_types(). - (convert_for_assignment): Call objc_compare_types() instead of - objc_comptypes(); adjust calls to comp_target_types(); call - objc_type_quals_match() before issuing qualifier mismatch - warnings. - (build_binary_op): Call objc_compare_types() before issuing - pointer mismatch warnings; adjust calls to - comp_target_types(). - * stub-objc.c (objc_comptypes): Remove stub. - (objc_compare_types): New stub. - (objc_volatilized_decl): Likewise. - (objc_type_quals_match): Likewise. - -2005-05-24 Paolo Carlini <pcarlini@suse.de> - - * config/ia64/ia64intrin.h: Define nothing for C++: - overloaded builtins have been ported to C++. - -2005-05-24 Jeff Law <law@redhat.com> - - * tree-nested.c (build_addr): New "context" argument. Temporarily - set current_function_decl around the call to build the ADDR_EXPR. - (get_static_chain): Pass proper context to build_addr. - (convert_nl_goto_reference): Likewise. - (convert_tramp_reference): Likewise. - (final_nesting_tree_1): Likewise. - * tree-profile.c (tree_gen_interval_profiler): Likewise. - (tree_gen_pow2_profiler): Likewise. - (tree_gen_one_value_profiler): Likewise. - * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise. - * tree.h (build_addr): Update prototype. - -2005-05-24 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow.h (bb_ann_d): Remove has_escape_site. - * tree-ssa-alias.c (compute_points_to_addr_escape): Don't - write to has_escape_site. - -2005-05-24 Jeff Law <law@redhat.com> - - * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h. - * tree-cfg.c: Include tree-ssa-propagate.h. - (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as - needed. - -2005-05-24 Nick Clifton <nickc@redhat.com> - - * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define - __NO_FPRS__ when 'f' class registers will not be available. - -2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> - - * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if - nothing was done. - * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did - nothing then FAIL. - * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update - prototype. - -2005-05-23 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (cprop_into_stmt): Do not call - recompute_tree_invariant_for_addr_expr here. - (optimize_stmt): Call it here instead and do so if anything - at all has changed in the statement and the RHS is an ADDR_EXPR. - * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If - needed, call recompute_tree_invariant_for_addr_expr. - * tree-ssa-propagate.c (substitute_and_fold): Call - recompute_tree_invariant_for_addr_expr as needed. - -2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com> - - * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn - saving less registers than the replacement. - -2005-05-23 Jan Hubicka <jh@suse.cz> - - * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB. - -2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc-protos.h (sparc_expand_move): New prototype. - * config/sparc/sparc.c (sparc_expand_move): New function. - (sparc_emit_set_const64): Rewrite assert condition on entry. - (legitimate_constant_p) <CONST_VECTOR>: New case. - (legitimize_pic_address): Use TARGET_ARCH64 to select the mode. - * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32, - movV64, movtf): Use nonimmediate_operand for the first operand. - Rewrite. Only invoke sparc_expand_move. - * config/sparc/predicates.md (input_operand): Reorder tests. - -2005-05-23 Jan Beulich <jbeulich@novell.com> - - * gthr-posix.h (__gthread_recursive_mutex_init_function): Add - missing return statement. - -2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use - emit_move_insn for moves to TFmode stack slots. - -2005-05-21 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-stdarg.c (execute_optimize_stdarg): Handle references - to va_list of the form &va[0]. - -2005-05-20 Jan Hubicka <jh@suse.cz> - - * Makefile.in (insn-emit.o): Add basic-block.h dependency. - * genemit.c (main): Make insn-emit to include basic-block.h too. - -2005-05-20 Jan Hubicka <jh@suse.cz> - - * cgraphunit.c (cgraph_expand_function): Force function being lowered. - -2005-05-19 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked, - emit_store_conditional): Split out from ... - (alpha_split_atomic_op): ... here. - (alpha_split_compare_and_swap): New; extract from .md file. - (alpha_split_lock_test_and_set): Likewise. - * config/alpha/alpha-protos.h: Update. - * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move - split code into alpha.c. - (sync_lock_test_and_set<I48MODE>): Likewise. - -2005-05-19 Richard Henderson <rth@redhat.com> - - * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17. - -2005-05-19 Richard Henderson <rth@redhat.com> - - * config/i386/sse.md (mulv4si3): Use all register inputs. - (mulv2di3): Likewise. - -2005-05-19 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-loop-ivopts.c (determine_base_object): Use - build_fold_addr_expr to generate trees of correct type. - Use fold_buildN if possible. - -2005-05-19 Jan Hubicka <jh@suse.cz> - - * basic-block.h (REG_BR_PROB_BASE): Define. - * cgraph.c (cgraph_create_edge): Initialize loop_nest and count. - (dump_cgraph_node): Dump count. - (cgraph_clone_edge): Rescale counts. - (cgraph_clone_node): Likewise. - * cgraph.h: Include basic-block.h - (cgraph_node): Add count. - (cgraph_edge): Add count and loop_nest. - (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node): - Update prototypes. - * cgraphunit.c: Kill now redundant inlining comment. - (cgraph_create_edges): Make static, maintain current basic block; - fix pasto. - (record_call_1): Fill in new fields. - * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of - cgraph_clone_node. - (cgraph_decide_recursive_inlining): Likewise. - * rtl.h (REG_BR_PROB_BASE): Kill. - * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge. - (expand_call_inline): Update call of cgraph_create_edge. - * tree-optimize.c (tree_rest_of_compilation): Likewise. - -2005-05-19 Nick Clifton <nickc@redhat.com> - - * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the - new rs6000_explicit_options structure. - -2005-05-19 Richard Henderson <rth@redhat.com> - - PR target/21390 - * config/alpha/alpha.c (alpha_emit_conditional_branch): Move - TFmode code swapping ... - (alpha_emit_xfloating_compare): ... here. - (alpha_emit_setcc): Update to match. - (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS. - -2005-05-19 Richard Henderson <rth@redhat.com> - - PR target/21657 - * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra - memory indirection in local-dynamic case. - -2005-05-18 Jie Zhang <jie.zhang@analog.com> - Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.c (branch_dest): Add comment why it's - necessary. - * config/bfin/bfin.md (attr "length" default): Change the offset of - forward conditional branch of length 4 from 4096 to 4092. - -2005-05-19 Jan Beulich <jbeulich@novell.com> - - * unwind-compat.c: Include tconfig.h and tsystem.h. - * unwind-dw2-fde-compat.c: Likewise. - -2005-05-18 Richard Henderson <rth@redhat.com> - - PR 21541 - * ifcvt.c (noce_process_if_block): Avoid conversion when the - memory destination is readonly. - -2005-05-18 Richard Henderson <rth@redhat.com> - - PR 21541 - * tree-ssa-operands.c (opf_non_specific): New. - (get_asm_expr_operands): Set it. - (add_call_clobber_ops, add_call_read_ops): Likewise. - (add_stmt_operand): Test it instead of opf_kill_def when - considering unmodifiable variables. - - * tree-ssa-operands.c (get_expr_operands): Fix exact test. - -2005-05-19 Kazu Hirata <kazu@cs.umass.edu> - - * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c, - tree-ssa-forwprop.c: Fix comment typos. - * doc/invoke.texi: Fix a typo. - -2005-05-18 Richard Henderson <rth@redhat.com> - - * config.gcc (powerpc-*-linux*): Include linux64.opt when - including linux64.h. - -2005-05-18 Richard Henderson <rth@redhat.com> - - * tree-cfg.c (pass_remove_useless): Revert last change. - * tree-optimize.c (init_tree_optimization_passes): Initialize - all_lowering_passes with PROP_gimple_any. - -2005-05-18 Devang Patel <dpatel@apple.com> - - * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from - the mask end. - -2005-05-18 Richard Henderson <rth@redhat.com> - - * tree-ssa-forwprop.c (cfg_changed): New. - (tidy_after_forward_propagate_addr): New. - (forward_propagate_addr_expr): Use it, and fold_stmt_inplace. - (forward_propagate_addr_into_variable_array_index): Likewise. - (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if - edges were removed. - -2005-05-18 Geoffrey Keating <geoffk@apple.com> - - * dummy-checksum.c: New. - * genchecksum.c: New. - * c.opt (print_pch_checksum): New flag. - * c-pch.c (struct c_pch_validity): Make much shorter. - (no_checksum): New. - (host_machine): Remove. - (target_machine): Remove. - (get_ident): Change PCH version number. - (pch_init): When -fverbose-asm, print out the compiler fingerprint. - Don't put triplets or version string in PCH validity data. - Do put the compiler checksum in the validity data. - (c_common_valid_pch): Don't check triplets or version string. Do - check checksum. - (c_common_print_pch_checksum): New. - * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum. - Print fingerprint with -v. - * c-common.h (c_common_print_pch_checksum): New. - (executable_checksum): New. - * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c. - (cc1-dummy): New rule. - (cc1-checksum.c): New rule. - (cc1-checksum.o): New rule. - (cc1): Add checksum support. - (build/genchecksum): New. - (build/genchecksum.o): New. - (dummy-checksum.o): New. - (genobjnames): Add genchecksum.o. - (mostlyclean): Remove *-checksum.c. - (gnucompare): Add libgcc to list of directories checked. - Make comparison problems in libgcc/ and with checksum files only - be warnings. - * doc/invoke.texi (Precompiled Headers): Remove caution. - Document that it must be the exact same binary. Add a few - known-safe flags to the list. - - * rs6000/predicates.md (fix_trunc_dest_operand): New. - * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand. - Check that a memory operand is valid before trying to use it. - - * tree-cfg.c (pass_remove_useless): This pass works on trees. - -2005-05-18 Richard Guenther <rguenth@gcc.gnu.org> - - * tree.c (build1_stat): Don't try to handle two-operand - tree codes. - -2005-05-18 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1. - * config/sh/sh.h: Update mask names throughout. - (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT) - (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT) - (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT) - (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT) - (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT) - (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT) - (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE) - (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3) - (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD) - (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX) - (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT) - (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT) - (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS) - (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL) - (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E) - (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY) - (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU) - (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY) - (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4) - (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY) - (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU) - (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA) - (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA) - (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA) - (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES) - (SUBTARGET_SWITCHES): Delete. - (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE) - (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD) - (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32) - (TARGET_SHMEDIA64): Redefine using other TARGET_* macros. - (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well. - (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE) - (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric. - (SUPPORT_SH2): Define to 1 if SUPPORT_SH1. - (SUPPORT_SH3): Likewise SUPPORT_SH2. - (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3. - (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise - SUPPORT_SH4_NOFPU. - (SUPPORT_SH3E): Likewise SUPPORT_SH2E. - (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY) - (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E. - (SUPPORT_SH4A): Likewise SUPPORT_SH4. - (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE. - (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT. - (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU. - (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA) - (SUPPORT_ANY_SH5): New macros. - (TARGET_NONE): Replace with... - (MASK_ARCH): ...this new macro. - * config/sh/elf.h: Update mask names - * config/sh/linux.h: Likewise. - * config/sh/little.h: Likewise. - * config/sh/netbsd-elf.h: Likewise. - * config/sh/symbian-pre.h: Likewise. - * config/sh/sh.c (sh_handle_option): New function. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT. - (sh_target_switches, target_switches): Delete. - (sh_pch_valid_p): Check for specific differences in the target_flags - settings. - (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT. - * config/sh/sh.opt: New file. - -2005-05-18 Richard Henderson <rth@redhat.com> - - PR target/21632 - * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use - small_addr_symbolic_operand. - -2005-05-18 Jeff Law <law@redhat.com> - - * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not - propagate an ADDR_EXPR if the definition and use sites are - in different EH regions. - -2005-05-18 Ian Lance Taylor <ian@airs.com> - - * read-rtl.c (mode_attr_index): Use obstack_grow0, not - obstack_grow. - -2005-05-18 Daniel Berlin <dberlin@dberlin.org> - - * cfgrtl.c (purge_dead_edges): Don't remove fake edges. - -2005-05-18 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/21407 - - * tree-ssa-operands.c (note_addressable): Change - COMPONENT_REF handling in response to aliasing - discussion. - -2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS. - * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise. - * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete. - * doc/invoke.texi (SPARC options): Document that -mapp-regs is - the default on Solaris too. - -2005-05-17 Daniel Berlin <dberlin@dberlin.org> - - * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR - is okay too. - -2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> - - * timevar.def (TV_SCEV_CONST): New timevar. - * tree-optimize.c (init_tree_optimization_passes): Add - pass_scev_cprop. - * tree-pass.h (pass_scev_cprop): Declare. - * tree-scalar-evolution.c (scev_const_prop): New function. - * tree-scalar-evolution.h (scev_const_prop): Declare. - * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop): - New. - * tree-cfg.c (replace_uses_by): Export. - * tree-flow.h (replace_uses_by): Declare. - -2005-05-17 Ziemowit Laski <zlaski@apple.com> - Mike Stump <mrs@apple.com> - - Yet more Objective-C++... - - * c-common.h (objc_finish_try_stmt): Add. - (objc_build_synchronized): Add. - (objc_generate_write_barrier): Add. - * stub-objc.c (objc_build_synchronized): Add return value. - (objc_finish_try_stmt): Likewise. - (objc_generate_write_barrier): Add. - - * c-common.h (objc_rewrite_function_call): Add. - * c-typeck.c (build_function_call): Allow objc to rewrite - FUNCTION_DECLs. - (build_modify_expr): Allow objc to generate write barriers. - * c.opt (Wassign-intercept): Add. - (Wstrict-selector-match): Add. - (fobjc-call-cxx-cdtors): Add. - (fobjc-direct-dispatch): Add. - (fobjc-gc): Add. - * dbxout.c (get_lang_number): Add Objective-C++ support. - * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise. - (-Wstrict-selector-match): Likewise. - (-fobjc-direct-dispatch): Likewise. - (-Wassign-intercept): Likewise. - (Overall Options): Likewise. - * gengtype.c (get_output_file_with_visibility): Likewise. - * stub-objc.c (objc_rewrite_function_call): Add. - * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support. - - * c-common.c (flag_objc_exceptions): Remove. - (flag_objc_sjlj_exceptions): Remove. - * c-decl.c (objc_mark_locals_volatile): Don't change decls - that are already ok. - * c-opts.c (c_common_handle_option, case - OPT_fobjc_exceptions): Remove. - (case OPT_fobjc_sjlj_exceptions): Remove - * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag. - (fobjc-exceptions): Likewise. - (fobjc-sjlj-exceptions): Likewise. - * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add. - (OFFS_ASSIGNIVAR_FAST): Add. - -2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.md (movhi): Do not test constness - of operand #1 twice. - (movsi): Likewise. - (movdi): Unconditionally accept zero as second operand - when the first is memory. - (movdi_insn_sp32): Handle above case. - (DImode splitter): Use predicates. - (DImode splitter): Use const_zero_operand predicate. - (movsf_insn): Swap 2 alternatives. - -2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply - expand_simple_operations to bases of the ivs. - (tree_int_cst_sign_bit): Export. - * tree-flow.h (expand_simple_operations): Declare. - * tree-ssa-loop-niter.c (number_of_iterations_cond): Use - tree_int_cst_sign_bit. - (expand_simple_operations): Export. - * tree.h (tree_int_cst_sign_bit): Declare. - -2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the - merged block. - (replace_uses_by): New function. - (tree_merge_blocks): Eliminate the phi nodes in the merged block. - * tree-flow.h (fold_stmt_inplace): Declare. - * tree-ssa-ccp.c (fold_stmt_inplace): New function. - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance - info after cfg cleanup. - -2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> - - * cfgloop.h (just_once_each_iteration_p): Declaration changed. - * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument - const. - -2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> - - * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated. - * ggc-zone.c (ggc_alloc_zone_1): Ditto. - * timevar.c (timevar_ggc_mem_total): New variable. - (GGC_MEM_BOUND): New constant. - (get_time): Record ggc memory status. - (timevar_accumulate): Accumulate amount of ggc memory. - (timevar_print): Print consumption of ggc memory. - * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI, - TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION, - TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters. - * timevar.h (struct timevar_time_def): Add ggc_mem field. - (timevar_ggc_mem_total): Declare. - -2005-05-17 Kazu Hirata <kazu@cs.umass.edu> - - * tree-into-ssa.c (update_ssa): Clean up by shortening the - live range of DFS. - -2005-05-17 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.md (ncond, ocode, rcond): Remove separate - define_code_attr. - ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>") - ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed") - ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>") - ("s<ocond:code>"): Rename from respectively "b<ncond>", - "b<ocond>", "b<rcond>", ("*b<ncond>_reversed", - "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>", - "s<rcond>" and "s<ocond>". - ("b<ocond:code>", "*b<ocond:code>_reversed") - ("*b<rcond:code>_reversed"): Remove extraneous backslashes in - output statement section. - -2005-05-17 Roger Sayle <roger@eyesopen.com> - - * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs. - -2005-05-17 Steven Bosscher <stevenb@suse.de> - Stuart Hastings <stuart@apple.com> - Jan Hubicka <jh@suse.cz> - Dale Johannesen <dalej@apple.com> - - * cgraph.h (cgraph_node): Add 'lowered' state. - (cgraph_lower_function): Declare. - * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag. - (cgraph_lower_function): New function. - (cgraph_create_edges): Deal with lowered function bodies. - (verify_cgraph_node): Likewise. - (cgraph_analyze_function): Do lowering job. - (cgraph_build_static_cdtor): Likewise. - * function.h (struct function): Add saved_eh and saved_cfg. - * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field. - * tree-cfg.c (fold_cond_expr_cond): Export. - * tree-flow.h (fold_cond_expr_cond): Declare. - * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and - pointer-set. - (struct_inline_data): Kill fnd, first_inlined_fn, ret_label, - in_target_cleanup_p, tree_pruner, tsi; add callee, caller and - callee_cfun, block, eh_region, eh_region_offset. - (inlining_p): New predicate. - (remap_decl): Update for new inline_data; declare newly created inline - vars in low gimple way. - (copy_body_r): Update for new datastructure, simplify some of handling - when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK; - deal with RESX_EXPRs. - (copy_bb): New. - (copy_edges_for_bb): Likewise. - (remap_decl_1): New. - (copy_cfg_body): New. - (copy_generic_body): Rewrite to work on low gimple. - (copy_body): Turn into simple wrapper around copy_cfg_body. - (setup_one_parameter): Insert new statements into given basic block. - (initialize_initialized_parameters): Likewise, reorganize way things are - gimplified. - (declare_return_variable): Update for new inline data datastructure. - (inline_forbidden_p): Work on low gimple. - (estimate_num_insns): Likewise. - (expand_call_inline): Work on CFG. - (push_cfun, pop_cfun): New functions. - (cfun_stack): New stack. - (add_lexical_block): New function. - (gimple_expand_calls_inline): Work on basic block. - (optimize_inline_calls): Likewise. - (clone_body, save_body, unsave_ewpr_now): Update for new - datastructures. - (declare_inline_vars): Work on block instead of bind_expr. - (inlining_p): New predicate. - * tree-inline.h (push_cfun, pop_cfun): Declare. - * tree-optimize.c: Include except.h - (all_lowering_passes): New variable. - (execute_fixup_cfg, pass_fixup_cfg): New pass. - (init_tree_optimization_passes): Move some to all_lowering_passes. - (tree_lowering_passes): New function. - (tree_rest_of_compilation): Register cfg hooks; save/unsave eh. - * tree-pass.h (tree_lowering_passes): Declare - -2005-05-17 Nathan Sidwell <nathan@codesourcery.com> - - * unwind-dw2-fde-darwin.c: Include tsystem.h. - -2005-05-17 Jeff Law <law@redhat.com> - - * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h. - * tree-ssa-forwprop.c: Include langhooks.h. - (forward_propagate_addr_expr_into_variable_array_index): New. - (forward_propagate_addr_expr): New. - (tree_ssa_forward_propagate_single_use_vars): Loop over all - the statements in the block instead of just the last statement. - Call forward_propagate_addr_expr as needed. - (pass_forwprop): Update the SSA graph after forward propagation is - complete. - -2005-05-17 Nathan Sidwell <nathan@codesourcery.com> - - * unwind-dw2-fde-glibc.c (base_from_cb_data, - _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as - appropriate. - * unwind-dw2-fde.c (__deregister_frame_info_bases, - base_from_object, fde_split, end_fde_sort): Likewise. - * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op, - execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1, - uw_init_context_1): Likewise. - * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume, - _Unwind_Resume_or_Rethrow): Likewise. - * unwind-pe.h (__gxx_abort): Do not define. - (size_of_encoded_value, base_of_encoded_value, - read_encoded_value_with_base): Use gcc_unreachable. - * unwind.h (_Unwind_GetTextRelBase): Likewise. - -2005-05-17 Daniel Jacobowitz <dan@codesourcery.com> - - * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start) - (cfi_end): New macros. - (RETLDM): Use cfi_pop. Expect an eight byte stack frame. - (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create - an eight byte stack frame. - (__NR_tkill): Define. - (__div0): Use gettid tkill on GNU/Linux. - (_arm_return): Add CFI. - (Lchange_\register, .Lchange_lr): Create an eight byte stack frame. - -2005-05-17 Daniel Jacobowitz <dan@codesourcery.com> - - * configure.ac: Remove spaces around assignment to - gcc_cv_ld_sysroot. - * configure: Regenerated. - -2005-05-17 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete. - * config/rs6000/rs6000.c (rs6000_explicit_options): Add - aix_struct_ret. - (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE. - Modify aix_struct_return variable, not target_flags. - (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE. - (rs6000_return_in_memory): Test aix_struct_return. - * config/rs6000/rs6000.opt (maix-struct-return): Convert to - independent variable. Report mxl-compat. - -2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.md (eh_return): Add missing DONE. - -2005-05-17 Ian Lance Taylor <ian@airs.com> - - * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr - field. - (mode_attr_index): Remove check for defined attribute. Remove - infile parameter. Change all callers. - (apply_mode_maps): Add unknown parameter. Change caller. Always - return after finding attribute. - (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change - callers. - (apply_macro_traverse): Set mtd->unknown_mode_attr. - (read_rtx): Use mtd.unknown_mode_attr to check for an undefined - attribute used for a mode. - -2005-05-17 Paolo Bonzini <bonzini@gnu.org> - - * tree-ssa-math-opts.c: New file. - -2005-05-17 Paolo Bonzini <bonzini@gnu.org> - - * Makefile.in: Add tree-ssa-math-opts.c. - * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b). - * fold-const.c (distribute_real_division): New. - (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it. - * tree-pass.h (pass_cse_reciprocals): New. - * tree-optimize.c (init_tree_optimization_passes): Run it. - * doc/passes.texi: Document the new pass. - -2005-05-17 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/21595 - * builtins.c (fold_builtin_constant_p): Handle - &"string cst"[0] as constant. - -2005-05-17 Richard Henderson <rth@redhat.com> - - * config/i386/sse.md (mulv16qi3, mulv2di3): New. - -2005-05-17 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/21492 - * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for - src2 if src2 has been split. - - PR tree-optimization/21610 - * c-typeck.c (decl_constant_value_for_broken_optimization): If not - returning DECL, call unshare_expr. - -2005-05-17 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.md: Unquote preparation and output statements. - (BWD, WD, BW): New, mode-macros. - (S, s, m, mm, nbitsm1): New, mode-attrs. - (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros. - (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New, - code-attrs. - ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi". - ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi". - ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and - "*cmp_swapexthi". - ("cmp<mode>"): Replace "cmphi" and "cmpqi". - ("movdi"): Move misplaced head comment regarding necessity of - movdi from movsi to here. - ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and - "*mov_sidehi_biap". - ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi". - ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace - "*mov_sideqi_biap_mem". - ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and - "*mov_sidehi_mem". - ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap", - "*clear_sidehi_biap" and "*clear_sideqi_biap". - ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi" - and "*clear_sideqi". - ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and - "*ext_sidehisi_biap". - ("*ext_side<mode>si"): Replace "*ext_sideqisi" and - "*ext_sidehisi". - ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi". - ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi". - ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2". - ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2". - ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and - "zero_extendqisi2". - ("*op_side<mode>_biap"): Replace "*op_sideqi_biap", - "*op_sidehi_biap" and "*op_sidesi_biap". - ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and - "*op_sidesi". - ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap", - "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap". - ("*op_swap_side<mode>"): Replace "*op_swap_sideqi", - "*op_swap_sidehi" and "*op_swap_sidesi". - ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo - in the N alternative of "subqi3". - ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and - "*extophisi_side_biap". - ("*extop<mode>si_side"): Replace "*extopqisi_side" and - "*extophisi_side". - ("*extop<mode>si_swap_side_biap"): Replace - "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap". - ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and - "*extophisi_swap_side". - ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi". - ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and - "*extophisi_swap". - ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3", - "mulqihi3", "mulhisi3" and "mulhisi3". - ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3". - ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and - "umulsi3_highpart". - ("xor<mode>3"): Replace "xorhi3" and "xorqi3". - ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2". - ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2". - ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3". - ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3". - ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi", - "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi". - ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart", - "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart". - ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3". - ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3". - ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and - "*ashlhi_lowpart". - ("abs<mode>2"): Replace "abshi2" and "absqi2". - ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and - "bleu". - ("b<ocond>"): Replace "bgt" and "ble". - ("b<rcond>"): Replace "blt" and "bge". - ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed", - "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and - "*bleu_reversed". - ("*b<ocond>_reversed"): Replace "*bgt_reversed" and - "*ble_reversed". - ("*b<rcond>_reversed"): Replace "*blt_reversed" and - "*blt_reversed". - ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and - "sne". - ("s<rcond>"): Replace "sge" and "slt". - ("s<ocond>"): Replace "sgt" and "sle". - ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d - [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2]. - ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i], - clear.w [rx=rx+i] and clear.b [rx=rx+i]. - -2005-05-17 Jakub Jelinek <jakub@redhat.com> - - * varasm.c (struct constant_descriptor_tree): Add hash field. - (const_desc_hash): Just return hash field. - (const_desc_eq): If hash values are different, return 0 immediately. - (output_constant_def): Compute hash field of temporary key, use - htab_find_slot_with_hash instead of htab_find_slot. Set hash in - newly built constant descriptor. - (lookup_constant_def): Compute hash field of temporary key, use - htab_find_with_hash instead of htab_find. - -2005-05-16 Richard Henderson <rth@redhat.com> - - * config/i386/sse.md (mulv4si3): New. - -2005-05-17 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and - tests for noncanonical versions of reg+constant and - reg+reg*{1,2,4}. - -2005-05-16 Richard Henderson <rth@redhat.com> - Steven Bosscher <stevenb@suse.de> - - PR tree-opt/21399 - * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from - maybe_clean_eh_stmt; take old stmt parameter. Update EH - region data structure to match replacement. - * tree-flow.h: Update to match. - * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise. - * tree-ssa-dom.c (optimize_stmt): Likewise. - * tree-ssa-pre.c (eliminate): Likewise. - * tree-ssa-propagate.c (substitute_and_fold): Likewise. - -2005-05-16 Caroline Tice <ctice@apple.com> - - * bb-reorder.c (verify_hot_cold_block_grouping): Replace - internal_error with gcc_assert. - * dwarf2out.c (dwarf2out_switch_text_section): Likewise. - * function.h (struct function): Remove space between "*" and - struct field names. - * varasm.c (initialize_cold_section_name): Add gcc_assert; - modify to use alloca. - (unlikely_text_section): Add check for flag_function_sections. - (assemble_start_function): Move call to resolve_section, so it - comes before first call to unlikely_text_section. - (assemble_end_function): Add test and call to function_section - if appropriate. - -2005-05-16 Roger Sayle <roger@eyesopen.com> - - * c-common.c (c_common_truthvalue_conversion): Use fold_build2 - instead of build_binary_op when performing code transformations - to avoid error messages about constructs not it the user's code. - -2005-05-16 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-pre.c: Fix a comment typo. - -2005-05-16 Richard Henderson <rth@redhat.com> - - PR target/21556 - * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel, - load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel, - add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64, - load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14, - add_tprel22): Remove mode from symbolic operand. - -2005-05-16 Richard Sandiford <rsandifo@redhat.com> - - * optc-gen.awk: Include intl.h after the externally-provided files. - -2005-05-16 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by - folding a COND_EXPR_COND in a nondestructive manner. - -2005-05-16 Fariborz Jahanian <fjahanian@apple.com> - - * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh, - altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw): - New values for vec_select definitions and bitmask for element - selection. - -2005-05-16 Kazu Hirata <kazu@cs.umass.edu> - - * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array. - Change the type to VEC(rtx,gc)*. - (mem_loc_descriptor, add_const_value_attributes, - dwarf2out_init): Adjust uses of used_rtx_varray. - - * tree-data-ref.c (compute_all_dependences): Change the type - of dependence_relations to VEC(ddr_p,heap)**. - (compute_data_dependences_for_loop): Change the type of - allrelations to VEC(ddr_p,heap)*. - -2005-05-16 Richard Sandiford <rsandifo@redhat.com> - - * Makefile.in (options.c): Tell optc-gen.awk to include config.h, - system.h, coretypes.h and tm.h. - (options.o): Update dependencies accordingly. - * optc-gen.awk: Allow header_name to be a list of filenames. - Handle the "Condition" flag. - * opts.h (CL_DISABLED): New flag. - * opts.c (handle_option): Print an error for CL_DISABLED options. - * doc/options.texi: Document the "Condition" option flag. - -2005-05-16 Paolo Bonzini <bonzini@gnu.org> - - * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR. - -2005-05-15 Roger Sayle <roger@eyesopen.com> - - * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only - check for TREE_OVERFLOW on INTEGER_CST trees. - * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on - CONSTANT_CLASS_P tree nodes. - -2005-05-15 H.J. Lu <hongjiu.lu@intel.com> - - PR target/21551 - * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice. - -2005-05-15 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/21576 - - * tree-ssa-pre.c (expression_node_pool): New pool. - (comparison_node_pool): Ditto. - (list_node_pool): Ditto. - (pool_copy_list): New function. - (phi_translate): Handle CALL_EXPR. - (valid_in_set): Ditto. - (create_expression_by_pieces): Ditto. - (insert_into_preds_of_block): Ditto. - (insert_aux): Ditto. - (compute_avail): Ditto. - (create_value_expr_from): Handle TREE_LIST and CALL_EXPR. - (can_value_number_call): New function. - (find_leader): Update comment. - (init_pre): Create new pools. - (fini_pre): Free new pools. - (pass_pre): Add TODO_update_ssa for the future when we are going - to need vops. - * tree-vn.c (expressions_equal_p): Handle TREE_LIST. - (set_value_handle): Ditto. - (get_value_handle): Ditto. - -2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'. - -2005-05-15 Andreas Jaeger <aj@suse.de> - - * gcc.c (pfatal_pexecute): Remove unused local function. - -2005-05-15 Richard Sandiford <rsandifo@redhat.com> - - * optc-gen.awk: Remove excess indentation. - * opth-gen.awk: Likewise. - -2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead - of basic_block_info. Call init_flow and find_basic_blocks - before dbr_schedule if needed. - -2005-05-14 Kazu Hirata <kazu@cs.umass.edu> - - * tree-optimize.c (init_tree_optimization_passes): Move - pass_cd_dce in place of the last pass_dce. - - PR tree-optimization/21563 - * tree-vrp.c (compare_value): Return boolean_false_node when - SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or - strictly larger than CST. - -2005-05-14 Nathan Sidwell <nathan@codesourcery.com> - Jan-Benedict Glaw <jbglaw@lug-owl.de> - - * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and - gcc_assert(). - (rev_cond_name) Likewise. - (vax_float_literal) Likewise. - * config/vax/vax.md: Likewise. - -2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de> - - * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC - registers and use them (specifically the stack pointer). - * config/vax/vax.h: Use above defines right here. - - * config/vax/vax.c: (override_options) Remove 'register' keyword. - (split_quadword_operands) Likewise. (rev_cond_name) Likewise. - (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing - whitespace. - * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes, - mostly removal of trailing spaces... - * config/vax/vax-modes.def: Remove trailing whitespace. - - * config/vax/elf.h: Update whitespace. - -2005-05-14 Richard Guenther <rguenth@gcc.gnu.org> - - Revert - 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org> - * fold-const.c (fold_indirect_ref_1): Avoid removing - NOP_EXPRs with type qualifiers like const. - -2005-05-14 Jan Hubicka <jh@suse.cz> - - Patch by Richard Henderson: - * tree-eh.c (tree_can_throw_internal, tree_can_throw_external): - Handle RESX expressions properly. - - * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region. - (add_stmt_to_eh_region_fn): Nest into CALL_EXPR. - (remove_stmt_from_eh_region_fn): Likewise. - - * tree-cfg.c (execute_warn_function_return): Break out noreturn - warning too.. - (execute_warn_function_noreturn): ... here. - (pass_warn_function_noreturn): New pass. - * tree-pass.h (pass_warn_function_noreturn): Declare - * tree-optimize.c (init_tree_optimization_passes): Move return - warnings early and add noreturn warnings at place of previous - return warnings. - -2005-05-14 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact, - root_var_init, type_var_init): Use VEC instead of VARRAY. - * tree-ssa-live.h (tree_partition_associator_d): Change the - type of trees to VEC(tree,heap)*. - (tpa_tree): Use VEC instead of VARRAY. - -2005-05-14 Richard Guenther <rguenth@gcc.gnu.org> - - * fold-const.c (div_if_zero_remainder): New function. - (try_move_mult_to_index): Use it. - -2005-05-14 Kazu Hirata <kazu@cs.umass.edu> - - * tree-eh.c (leh_tf_state): Change the type of dest_array to - VEC(tree,heap)*. - (maybe_record_in_goto_queue, lower_try_finally_onedest, - lower_try_finally_copy, lower_try_finally_switch, - lower_try_finally): Use VEC instead of VARRAY. - -2005-05-14 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.h (Node: Register Classes): Remove obsoleted - comment regarding defined register classes. - (LEGITIMIZE_RELOAD_ADDRESS): Do not define. - -2005-05-14 Kazu Hirata <kazu@cs.umass.edu> - - * tree-optimize.c (init_tree_optimization_passes): Move - pass_merge_phi before the first pass_dominator. - -2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache - unconditional. - -2005-05-13 Josh Conner <jconner@apple.com> - - * config/arm/arm.c (arm_size_return_regs): New. - (thumb_unexpanded_epilogue): replace in-line calculation - of return registers with call to arm_size_return_regs. - (use_return_insn): Include test of which registers are - being used to hold return values, to accommodate - vector return values. - -2005-05-11 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/sysv4.opt (mlittle): Handle. - - * config/rs6000/rs6000.c (rs6000_handle_option): Set - target_flags_explicit when appropriate. - -2005-05-13 J"orn Rennecke <joern.rennecke@st.com> - - PR middle-end/20714: - * optabs.c (no_conflict_data): New struct. - (no_conflict_move_test): New function. - (emit_no_conflict_block): Use it. - -2005-05-13 Adam Nemet <anemet@lnxw.com> - - * doc/invoke.texi (Debugging Options): Option - -fdump-translation-unit only works with C++ now. - -2005-05-13 Hans-Peter Nilsson <hp@axis.com> - - Replace calls to abort in CRIS port. - * config/cris/cris.h (CRIS_ASSERT): New macro. - * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and - internal_error instead of abort. - ("movsi"): Ditto. Unquote preparation statement section. - ("call", "call_value"): Ditto, but use gcc_assert where - appropriate. Tweak comments. - * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of - CRIS_ASSERT. - (cris_op_str): Call internal_error, not abort. - (cris_print_operand): Tweak "abort" reference to "die" in comment. - (cris_initial_elimination_offset): Call gcc_unreachable, not abort. - (cris_notice_update_cc): Call internal_error, not abort. - (cris_expand_return, cris_expand_prologue, cris_gen_movem_load) - (cris_emit_movem_store, cris_asm_output_symbol_ref) - (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort. - (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of - ENABLE_CHECKING-guarded abort call. - (cris_split_movdx): Use CRIS_ASSERT instead of abort with test. - Use internal_error at end of test-chain. - -2005-05-13 J"orn Rennecke <joern.rennecke@st.com> - - PR rtl-optimization/20769: - * bt-load.c (compute_defs_uses_and_gen): Check for the blockage - pattern emitted by expand_nl_goto_receiver. - - PR middle-end/20793: - * integrate.c (allocate_initial_values): Update register liveness - information. - -2005-05-13 Josh Conner <jconner@apple.com> - - * arm.c (arm_return_in_memory): Add handling for vector return types. - -2005-05-13 David Ung <davidu@mips.com> - - * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP - name. - * config/mips/mips.c: Add 4km alias. - * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md. - * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline - description. - -2005-05-13 Jan Hubicka <jh@suse.cz> - - * c-decl.c (finish_function): Suppress "control reaches end of - non-void function" when "no return statement in function - returning non-void" is issued. - - * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs. - * tree-optimize.c (pass_gimple): Kill. - (init_tree_optimization_passes): Kill pass_gimple. - * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple. - * tree-dump.c (dump_files): Rename .generic to .gimple.* - -2005-05-13 J"orn Rennecke <joern.rennecke@st.com> - - PR rtl-optimization/20756: - * basic-block.h (PROP_DEAD_INSN): Define. - * flow.c (propagate_one_insn): Set during mark_set_regs call - for a dead insn. - (mark_set_1): Emit a clobber when we are about to delete a dead insn - that kills a live register. - -2005-05-13 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("DBL"): New mode attribute. - ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long". - ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long". - ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long". - -2005-05-13 Richard Guenther <rguenth@gcc.gnu.org> - - * c-format.c (check_format_arg): Handle string literals of - the form &"string"[offset]. - - * g++.dg/warn/format4.C: New testcase. - -2005-05-13 Kazu Hirata <kazu@cs.umass.edu> - - * config/mips/3000.md, config/mips/4000.md, - config/mips/4100.md, config/mips/4300.md, config/mips/4600.md, - config/mips/5000.md, config/mips/7000.md, config/mips/9000.md, - config/mips/generic.md, config/pdp11/pdp11.md, - config/sh/crt1.asm, config/sh/lib1funcs.asm, - config/sh/sh-modes.def, config/sh/sh-protos.h, - config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright. - -2005-05-13 Richard Henderson <rth@redhat.com> - - * function.c (instantiate_virtual_regs_in_insn): Do not simplify - addition to move unless dest is a register. Do not skip - instantiation in dest on addition simplification. - -2005-05-13 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.c (cris_print_operand) <case 'H'; case - CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for - output; don't have special case for HOST_BITS_PER_WIDE_INT == 32. - -2005-05-13 Jan Hubicka <jh@suse.cz> - - * basic-block.h (FOR_ALL_BB_FN): New macro. - (init_flow): Initialize cfg structure. - * function.c (allocate_struct_function): Do not initialize cfg structure. - * tree-cfg.c (init_empty_tree_cfg): Break out from ... - (build_tree_cfg): ... here. - * tree-flow.h (init_empty_tree_cfg): Declare. - -2005-05-12 Steven Bosscher <stevenb@suse.de> - - Fix PR tree-optimization/21520 - * tree-ssa-pre.c (phi_translate): Use fully_constant_expression - to attempt to fold constants. - -2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max - only when TARGET_ADJUST_UNROLL_MAX is defined. - (general_movsrc_operand): Use the C style comment. - (ua_offset): Use prototype. - -2005-05-12 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-im.c (struct mem_ref): Add field "next". - (struct hmr_data, hoist_memory_reference, memref_del, - struct fmrv_data): Removed. - (hoist_memory_references, free_mem_ref, free_mem_refs): New functions. - (gather_mem_refs, gather_mem_refs_stmt): Add new references to the - list. - (find_more_ref_vops): Traverse the list of memory references. - (determine_lsm_loop): Work with the list of memory references instead - of traversing the hashtable. - -2005-05-12 Steven Bosscher <stevenb@suse.de> - Stuart Hastings <stuart@apple.com> - Jan Hubicka <jh@suse.cz> - - * except.c (duplicate_eh_region_1, duplicate_eh_region_2, - duplicate_eh_regions): New functions, based on old - implementation removed with RTL inliner. - (reachable_next_level): Modify behaviour pre-inline. - * except.h (duplicate_eh_regions_map, duplicate_eh_regions): - Declare. - * function.h (struct function): Add after_inlining flag. - * tree-optimize.c (tree_rest_of_compilation): Set it. - * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable - when needed. - * tree-cfg.c (label_to_block_fn): Deal with cases where - label was never insterted into code. - -2005-05-12 Zack Weinberg <zack@codesourcery.com> - - * doc/cpp.texi: Document that #sccs is a synonym for #ident. - -2005-05-12 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/21532 - * tree-ssa-pre.c (create_expression_by_pieces): stmt - needs to go onto the inserted_exprs list. - -2005-05-12 Ian Lance Taylor <ian@airs.com> - - * c-common.h (statement_code_p): Don't declare. - (STATEMENT_CODE_P): Don't define. - (INIT_STATEMENT_CODES): Don't define. - * c-common.c (statement_code_p): Don't define. - -2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.h: Remove dead code. - * config/sparc/sparc.c (sparc_compute_frame_size): Use - FIRST_PARM_OFFSET for the size of the register window area. - (emit_save_regs): Rename into emit_save_or_restore_regs. - Add 'action' parameter. Use 4095 as upper bound for the offset. - Pass 'action' to save_or_restore_regs. - (emit_restore_regs): Delete. - (sparc_expand_prologue): Call emit_save_or_restore_regs. - (sparc_expand_epilogue): Likewise. - * config/sparc/sparc.md (mode macro P): Move. - (movdi_insn_sp32_v9, movdi_insn_sp32): Swap. - (mov<V32:mode> expander): Move to the top of the V32 section. - (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap. - (movtf_insn_sp64_hq, movtf_insn_sp64): Swap. - (sibcall_epilogue): Move. - -2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com> - - PR target/21501 - * arm.c (arm_gen_constant): Sign-extend intermediate values when - synthesizing a constant of the difference of two immediates. - -2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm/vfp.md (negsf2_vfp): Add alternative using integer registers. - (negdf2_vfp): Likewise. Convert to define_insn_and_split and split - the alternatives using integer registers into the appropriate - primitives. - -2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com> - - * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate, - bitmap_elt_clear_from, bitmap_clear): Changed freelist structure. - * bitmap.h: Fixed comments. - -2005-05-11 Richard Henderson <rth@redhat.com> - - PR target/21412 - * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New. - (ia64_cannot_force_const_mem): New. - (tls_symbolic_operand_type): New. - (ia64_legitimate_constant_p): New. - (ia64_expand_load_address): Return true on success. Improve - checks for when we should not split. - (ia64_expand_tls_address): New addend operand. Distribute it - as appropriate to the tls_kind. Delay referencing gp. - (ia64_expand_move): Split symbolic addend as necessary. Handle - tls symbols with addends. - * config/ia64/ia64-protos.h: Update. - * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0, - p0, f0, f1, and r13. - (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p. - * config/ia64/ia64.md (UNSPEC_DTPMOD): New. - (symbolic_operand splitter): Pass everything through - ia64_expand_load_address and FAIL or DONE as appropriate. - (load_fptr): Only accept after reload. - (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high, - load_symptr_low, load_ltoff_dtpmod, - (load_dtpmod): New. - (load_dtprel): Only accept tls symbols. - (load_dtprel64, load_dtprel22): Likewise. - (load_tprel, load_tprel64, load_tprel22): Likewise. - (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New. - (add_dtprel): Only accept tls symbols. Canonicalize PLUS. - (add_dtprel14, add_dtprel22): Likewise. - (add_tprel, add_tprel14, add_tprel22): Likewise. - * config/ia64/predicates.md (small_addr_symbolic_operand): New. - (any_offset_symbol_operand, aligned_offset_symbol_operand): New. - (got_symbolic_operand): Check CONST offsets. - (tls_symbolic_operand, ld_tls_symbolic_operand): New. - (ie_tls_symbolic_operand, le_tls_symbolic_operand): New. - (move_operand): Don't handle tls here. Check CONST offsets. - -2005-05-11 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd. - Remove hilo_operand check. - (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check. - * config/mips/predicates.md (hilo_operand): Delete. - -2005-05-11 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/sr71k.md, config/mips/7000.md: Reformat. - -2005-05-11 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimizer/18472 - * tree-if-conv.c (tree_if_convert_stmt, - if_convertible_modify_expr_p): Don't handle GOTO_EXPR. - -2005-05-11 Jan Hubicka <jh@suse.cz> - - * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency. - (GTFILES): add except.h. - * except.c (eh_status): Add throw_stmt_table. - (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions. - * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn, - lookup_stmt_eh_region_fn): Declare. - (throw_stmt_node): New structure. - (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New. - * gengtype.c (open_base_files): Add except.h to inlines. - * tree-eh.c (throw_stmt_node): Kill. - (record_stmt_eh_region): Update. - (add_stmt_to_eh_region_fn): Break out from ... - (add_stmt_to_eh_region): ... here. - (remove_stmt_from_eh_region_fn): Break out from ... - (remove_stmt_from_eh_region): ... here. - (lookup_stmt_eh_region_fn): Break out from ... - (lookup_stmt_eh_region): ... here. - (honor_protect_cleanup_actions): Use build_resx. - (lower_try_finally_onedest): Likewise. - (lower_try_finally_copy): Likewise. - (lower_try_finally_switch): Likewise. - (lower_eh_constructs): Update eh table construction. - * tree.c (build_resx): New. - * tree.h (build_resx): Declare. - -2005-05-11 H.J. Lu <hongjiu.lu@intel.com> - - * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation - is needed. - -2005-05-11 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c, libgcov.c: Fix comment typos. - - * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove - redundant code. - -2005-05-11 Daniel Jacobowitz <dan@codesourcery.com> - - * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define. - * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide - default definition. - (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED. - -2005-05-11 Nathan Sidwell <nathan@codesourcery.com> - - PR bootstrap/21481 - * crtstuff.c: Include auto-host.h again, for now. - -2005-05-11 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/24k.md: Remove trailing whitespace. - -2005-05-11 David Ung <davidu@mips.com> - - * config/mips/mips.md (type): Add imul3. - (length, hazard, may_clobber_hilo): Check for imul3. - (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal) - (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3. - * config/mips/24k.md (r24k_int_mul3): Enable this reservation - for a 3 operand mul and its bypasses. - * config/mips/3000.md (r3k_imul): Add imul3 to reservations. - * config/mips/4000.md (r4k_imul): Likewise. - * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise. - * config/mips/4130.md (vr4130_class, vr4130_mulsi) - (vr4130_muldi): Likewise. - * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise. - * config/mips/4600.md (r4600_imul, r4650_imul): Likewise. - * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise. - * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di) - (ir_vr54_imadd_si): Likewise. - * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise. - * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul) - (rm7_impy_di): Likewise. - * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise. - * config/mips/generic.md (generic_imul): Likewise. - * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise. - * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise. - -2005-05-11 J"orn Rennecke <joern.rennecke@st.com> - - PR middle-end/20371: - * tree.h (record_layout_info_s): New member prev_packed. - * stor-layout.c (update_alignment_for_field): Fix comment about - KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure - we start it properly aligned. - (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN - to update_alignment_for_field, and recompute it afterwards using - the alignment of the record. - When a packed bitfield precedes an MS bitfield, don't add padding - at the end of the packed bitfield on behalf of the base type of - the packed bit field. - Don't adjust rli->bitpos at the end - of an MS bitfield run if we already adjusted bitpos/offset for an - alignment as large or larger than the bitfield type size. - Take possible record alignment > BIGGEST_ALIGNMENT into account - when calculating actual_align. - Only put packed buit fields into rli->prev_field if they end up - suitably aligned. - Also set rli->remaining_in_alignment when we re-set rli->prev_field. - Update rli->remaining_in_alignment when we have already started a - run of bit fields and we process a packed bit field. - -2005-05-11 Sebastian Pop <pop@cri.ensmp.fr> - - * tree-data-ref.c (find_data_references_in_loop): Give up when - the body of the loop contains a CALL_EXPR or an ASM_EXPR: they - may embed arbitrary side effects. - Remove the assumption that GIMPLE form contains a single array - access per statement. - When the statement contains virtual operands, fail if it is not - a MODIFY_EXPR or a CALL_EXPR. - Return after the dont know node is inserted. - -2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP. - -2005-05-11 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/19807 - PR tree-optimization/19639 - * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST - and generic summands for char* as s * delta, too, folding &a[i] - CODE x to &a[i CODE x/s]. Use tree_int_cst_equal - for comparison of steps. Convert types for index addition. - (fold_binary): Adjust the callers to always dispatch to - try_move_mult_to_index. - * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to - expr with non-gimple ARRAY_REF offset. - -2005-05-11 Richard Guenther <rguenth@gcc.gnu.org> - - * fold-const.c (fold_indirect_ref_1): Avoid removing - NOP_EXPRs with type qualifiers like const. - -2005-05-11 Richard Henderson <rth@redhat.com> - - PR c/21502 - * c-decl.c (finish_decl): Propagate the completed array type of - a global variable into the binding. - -2005-05-10 Matt Kraai <kraai@ftbfs.org> - - * Makefile.in (gtype-desc.o, build/genautomata.o) - (build/varray.o): Depend on $(VARRAY_H). - -2005-05-10 Diego Novillo <dnovillo@redhat.com> - - * tree-optimize.c (init_tree_optimization_passes): Re-organize - optimization passes to do an initial batch of scalar cleanups. - -2005-05-10 Ian Lance Taylor <ian@airs.com> - - * read-rtl.c (struct macro_traverse_data): Define. - (map_attr_string): New static function, broken out of - apply_macro_to_string. - (mode_attr_index, apply_mode_maps): New static functions. - (apply_macro_to_string): Call map_attr_string. - (apply_macro_to_rtx): Add mode_maps and infile parameters. Change - all callers. - (apply_macro_traverse): Expect data to point to a struct - macro_traverse_data. - (read_rtx): Add mode_maps local variable. Use mode_traverse_data - to pass data through htab_traverse. - (read_rtx_1): Add mode_maps parameter. Change all callers. - Handle mode names which are attribute strings. - * doc/md.texi (Substitutions): Rename from String Substitutions. - Change references. Document using attributes as modes. - -2005-05-10 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-cfg.c (tree_duplicate_sese_region): Update profile. - * tree-optimize.c (init_tree_optimization_passes) Swap - pass_ch and pass_profile. - * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile - here. Remove rewrite_into_loop_closed_ssa call. - -2005-05-10 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New - function. - (legitimate_reload_constant_p): Add check for const double zero. - * config/s390/s390.md: Add comment for constraint letter 'G'. - ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper - attributes for new case. - * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as - s390_const_double_ok_for_constraint_p. - * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p): - Add prototype. - -2005-05-10 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21170 - * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace - rewrite_ssa_into_ssa in comments with update_ssa. - -2005-05-10 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-im.c: Include hashtab.h. - (struct mem_ref_loc): New. - (struct mem_ref): Describe the set of references with the same - shape. - (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs, - maybe_queue_var, fem_single_reachable_address, - for_each_memref, single_reachable_address, - is_call_clobbered_ref, determine_lsm_reg): Removed. - (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref, - hoist_memory_reference, memref_hash, memref_eq, memref_del, - gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops): - New functions. - (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list. - (determine_lsm_loop): Rewritten. - (determine_lsm): Do not set stmt uids. - -2005-05-10 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: Add comment lines for 'f' and 't' constraint - letters. - -2005-05-10 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge. - ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge. - ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge. - -2005-05-10 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (dom_opt_finalize_block): Do not call - thread_across_edge for any abnormal edges. - -2005-05-10 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (ia64_expand_atomic_op): New. - * config/ia64/ia64-protos.h: Declare it. - * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New. - (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove. - (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New. - (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New. - (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New. - (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero - extend result; use release semantics. - (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release. - (sync_val_compare_and_swap_<IMODE>): Update to match. - -2005-05-10 Richard Henderson <rth@redhat.com> - - * optabs.c (expand_compare_and_swap_loop): Don't clobber old value - before comparing it for success. - -2005-05-10 Richard Henderson <rth@redhat.com> - - * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for - no return value pattern. - -2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com> - H.J. Lu <hongjiu.lu@intel.com> - - * libgcov.c (create_file_directory): New function. Create - directory for the given file name. - (gcov_max_filename): New static var. Keeps size of the longest - file name. - (gcov_exit): Always try to create directory for output - file. Relocate each filename basing on environment vars. - (__gcov_init): Remember the longest file name. - * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR - * doc/gcov.texi (Cross-profiling): New node documenting - cross-profiling management. - * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling. - -2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (mem_min_alignment): Do not rely - on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES. - -2005-05-10 Bob Wilson <bob.wilson@acm.org> - - * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special - case code to avoid one move instruction. - (__umodsi3, __modsi3): Merge duplicated code sequences. - -2005-05-10 Kazu Hirata <kazu@cs.umass.edu> - - * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c, - config/sh/sh.md, config/sh/superh.h: Fix comment typos. - * doc/invoke.texi: Fix typos. - - * tree-data-ref.c (analyze_array_indexes, analyze_array, - init_data_ref, access_functions_are_affine_or_constant_p, - free_data_refs): Use VEC instead of VARRAY. - * tree-data-ref.h (data_reference): Change the type of - access_fns to VEC(tree,gc)*. - (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY. - -2005-05-10 Gabor Loki <loki@gcc.gnu.org> - - PR c/17913 - * c-typeck.c (build_conditional_expr): Remove reducing cond_expr. - * fold-const.c (fold): Expand the condition of reducing cond_expr. - (contains_label_1, contains_label_p): New functions for checking - labels in a sub-tree. - -2005-05-10 Joseph S. Myers <joseph@codesourcery.com> - - PR c/21342 - * c-decl.c (pushdecl): When there is a declaration in the current - scope and the declarations are external linkage, check for - compatibility with the type in the external scope and update the - type in the external scope with the composite type information. - Do not form a composite type of the new type and the visible type - if they are incompatible. - -2005-05-10 Nathan Sidwell <nathan@codesourcery.com> - - * crtstuff.c: Revert part of 2005-05-08 Change. - (IN_LIBGCC2): Define. - -2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and - remove redundant test. - (fp_mov_p): Accept 0. - (fp_high_losum_p): Remove redundant test. - * config/sparc/predicates.md (const_high_operand): Explicitly test - (not small_int_operand). - (fp_const_high_losum_operand): New. - * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder. - (movdi_insn_sp32_v9): Use canonical predicates. - (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64. - (movdi_insn_sp64_novis): Delete. - (movdi_insn_sp64_vis): Rename into movdi_insn_sp64. - (movsf_insn_novis): Delete. - (movsf_insn_vis): Rename into movsf_insn. - (movsf_no_f_insn): Rename into movsf_insn_no_fpu. - (movsf_lo_sum): Use fp_const_high_losum_operand. - (movsf_high): Likewise. - (movsf_high_losum splitter): Likewise. - (mov<V32:mode> expander): Use register_or_zero_operand. - (mov<V64:mode> expander): Likewise. - (movdf_insn_sp32): Use register_or_zero_operand. - (movdf_no_e_insn_sp32): Use register_or_zero_operand. - Rename into movdf_insn_sp32_no_fpu. - (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand. - Rename into movdf_insn_sp32_v9_no_fpu. - (movdf_insn_v9only_novis): Delete. - (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9. - (movdf_insn_sp64_novis): Delete. - (movdf_insn_sp64_vis): Rename into movdf_insn_sp64. - (movdf_no_e_insn_sp64): Use register_or_zero_operand. - Rename into movdf_insn_sp64_no_fpu. - (movtf expander): Use register_or_zero_operand. - (movtf_insn_sp32): Delete. - (movtf_insn_vis_sp32): Use register_or_zero_operand. - Rename into movtf_insn_sp32. - (movtf_no_e_insn_sp32): Use register_or_zero_operand. - Rename into movtf_insn_sp32_no_fpu. - (movtf_insn_hq_sp64): Delete. - (movtf_insn_hq_vis_sp64): Use register_or_zero_operand. - Rename into movtf_insn_sp64_hq. - (movtf_insn_sp64): Delete. - (movtf_insn_vis_sp64): Use register_or_zero_operand. - Rename into movtf_insn_sp64. - (movtf_no_e_insn_sp64): Use register_or_zero_operand. - Rename into movtf_insn_sp64_no_fpu. - -2005-05-10 Nathan Sidwell <nathan@codesourcery.com> - - * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use - gcc_assert and gcc_unreachable as appropriate. - (xstormy16_split_cbranch, xstormy16_output_cbranch_hi, - xstormy16_output_cbranch_si, xstormy16_split_move, - xstormy16_initial_elimination_offset, - xstormy16_encode_section_info, xstormy16_print_operand_address, - xstormy16_expand_call, xstormy16_expand_arith, - xstormy16_output_shift, xstormy16_init_builtins): Likewise. - -2005-05-10 Kazu Hirata <kazu@cs.umass.edu> - - * tree-outof-ssa.c (_elim_graph): Change the type of nodes and - const_copies to VEC(tree,heap)*. - (new_elim_graph, delete_elim_graph, elim_graph_size, - elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC - instead of VARRAY. - -2005-05-10 Joseph S. Myers <joseph@codesourcery.com> - - PR other/21052 - * doc/extend.texi (Type Attributes): Correct example syntax. - -2005-05-09 Joseph S. Myers <joseph@codesourcery.com> - - PR c/21160 - * doc/invoke.texi (-Wuninitialized): Update documentation. - -2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (const_ok_for_arm): Use a faster algorithm. - -2005-05-09 David Edelsohn <edelsohn@gnu.org> - - PR target/21477 - * config/rs6000/rs6000.md (add_op2): New. - (add<mode>3): Use it. - -2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (arm_gen_constant): Add new heuristic for generating - constant integers that can be expressed as the difference of two - valid immediates. - -2005-05-09 Roger Sayle <roger@eyesopen.com> - - * c-tree.h (parser_build_unary_op): New prototype. - * c-typeck.c (parser_build_unary_op): New function to construct - a unary operation in the C parser. - * c-parser.c (c_parser_unary_expression): Use the new function - parser_build_unary_op when appropriate. - -2005-05-09 Mark Mitchell <mark@codesourcery.com> - - PR 18655 - * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT - before outputting DWARF_FRAME_RETURN_COLUMN. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.c: (s390_branch_condition_mask, - s390_branch_condition_mnemonic, s390_extra_constraint_str, - s390_const_ok_for_constraint_p, s390_expand_plus_operand, - legitimize_pic_address, s390_emit_tls_call_insn, - legitimize_tls_address, legitimize_tls_address, - s390_expand_addcc, print_shift_count_operand, print_operand, - addr_generation_dependency_p, annotate_constant_pool_refs, - s390_split_branches, find_constant_pool_ref, - replace_constant_pool_ref, s390_add_constant, s390_find_constant, - s390_find_execute, s390_mainpool_start, s390_chunkify_start, - s390_output_pool_entry, s390_function_value, - s390_call_saved_register_used, s390_emit_call): Replace - conditional aborts by gcc_assert and unconditional by gcc_unreachable. - (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part, - s390_cannot_force_const_mem, s390_output_dwarf_dtprel, - get_some_local_dynamic_name, s390_function_arg_size, - s390_function_arg_advance, s390_function_arg, - s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in - default case by gcc_unreachable. - * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace - conditional abort by gcc_assert. - ("doloop_si31"): Replace abort in last else by gcc_unreachable. - ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.c: (s390_decompose_address, - tls_symbolic_operand, legitimate_pic_operand_p, - legitimate_constant_p, legitimate_reload_constant_p, - s390_expand_plus_operand, legitimate_address_p, - legitimate_la_operand_p, ): Remove 'register' from signature. - (symbolic_reference_mentioned_p, - tls_symbolic_reference_mentioned_p): Remove 'register' from local - variable declarations. - (legitimize_address): Remove 'register' from - signature and local variable declarations. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390-protos.h: (s390_match_ccmode, - s390_match_ccmode_set, reg_used_in_mem_p, - symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p, - legitimate_la_operand_p, preferred_la_operand_p, - s390_short_displacement, addr_generation_dependency_p, - legitimate_reload_constant_p, legitimate_address_p): Change return type - into 'bool'. - (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. - * config/s390/s390.c: (s390_match_ccmode, - symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p, - legitimate_reload_constant_p): Change return type into 'bool'. - (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p): - Likewise. Additionally adapted comment. - (s390_extra_constraint_p): Change Comment to reflect 'int' return type. - (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. - (s390_decompose_address): Change the type of the internal flags - "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'. - (struct s390_address): Change type of "pointer" into bool. - * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"): - Adapt calls for 's390_tm_ccmode' to the new signature. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.c: (s390_match_ccmode_set, - s390_branch_condition_mnemonic, s390_short_displacement, - s390_decompose_address, get_thread_pointer, legitimize_tls_address, - print_shift_count_operand, get_some_local_dynamic_name, - get_some_local_dynamic_name_1, reg_used_in_mem_p, - addr_generation_dependency_p, s390_split_branches, - annotate_constant_pool_refs, find_constant_pool_ref, - replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base, - s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area, - s390_register_info, s390_frame_info, s390_init_frame_layout, - s390_update_frame_layout, save_fpr, restore_fpr, save_gprs, - restore_gprs, s390_function_arg_size, s390_function_arg_float, - s390_init_machine_status, s390_assemble_integer, s390_handle_option, - s390_encode_section_info, s390_cannot_force_const_mem, - s390_delegitimize_address, s390_return_in_memory, s390_init_builtins, - s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type, - s390_adjust_priority, s390_issue_rate, - s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p, - s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode, - s390_build_builtin_va_list, s390_gimplify_va_arg, - s390_function_ok_for_sibcall, s390_call_saved_register_used, - s390_pass_by_reference, s390_fixed_condition_code_regs, - s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish, - s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish, - s390_chunkify_cancel, s390_start_pool, s390_end_pool, - s390_add_pool_insn, s390_find_pool, s390_add_constant, - s390_find_constant, s390_add_execute, s390_find_execute, - s390_execute_label, s390_execute_target, s390_dump_pool, - s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes. - Move target macro definitions to the end of the file. Move several - functions within the file to assure correct compiling. - -2005-05-09 Steven Bosscher <stevenb@suse.de> - - * calls.c (purge_reg_equiv_notes): Remove, fold into... - (fixup_tail_calls): ...here. Only look at insns between the - start of the function and the FUNCTION_BEG insn note. - - * gcse.c (one_cprop_pass): Fix typos in dumps. - - * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md. - * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM", - "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants. - Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE> - CC_REGNUM)'. - ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace - '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'. - ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI - REG_SC)'. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("gf") New mode attribute. - ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2", - "fixuns_truncsfsi2"): Merge. - ("fix_truncdfdi2", "fix_truncsfdi2"): Merge. - ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee", - "fix_truncsfsi2_ieee"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("FPR") New mode macro. - ("de", "dee"): New mode attributes. - ("cmpdf", "cmpsf"): Merge. - ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge. - ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge. - ("*cmpdf_ccs", "*cmpsf_ccs"): Merge. - ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge. - ("floatdidf2", "floatdisf2"): Merge. - ("adddf3", "addsf3"): Merge. - ("*adddf3", "*addsf3"): Merge. - ("*adddf3_cc", "*addsf3_cc"): Merge. - ("*adddf3_cconly", "*addsf3_cconly"): Merge. - ("*adddf3_ibm", "*addsf3_ibm"): Merge. - ("subdf3", "subsf3"): Merge. - ("*subdf3", "*subsf3"): Merge. - ("*subdf3_cc", "*subsf3_cc"): Merge. - ("*subdf3_cconly", "*subsf3_cconly"): Merge. - ("*subdf3_ibm", "*subsf3_ibm"): Merge. - ("muldf3", "mulsf3"): Merge. - ("*muldf3", "*mulsf3" "): Merge. - ("*muldf3_ibm", "*mulsf3_ibm"): Merge. - ("*fmadddf", "*fmaddsf"): Merge. - ("*fmsubdf", "*fmsubsf"): Merge. - ("divdf3", "divsf3"): Merge. - ("*divdf3", "*divsf3"): Merge. - ("*divdf3_ibm", "*divsf3_ibm"): Merge. - ("negdf2", "negsf2"): Merge. - ("*negdf2_cc", "*negsf2_cc"): Merge. - ("*negdf2_cconly", "*negsf2_cconly"): Merge. - ("*negdf2", "*negsf2"): Merge. - ("*negdf2_ibm", "*negsf2_ibm"): Merge. - ("absdf2", "abssf2"): Merge. - ("*absdf2_cc", "*abssf2_cc"): Merge. - ("*absdf2_cconly", "*abssf2_cconly"): Merge. - ("*absdf2", "*abssf2"): Merge. - ("*absdf2_ibm", "*abssf2_ibm"): Merge. - ("*negabsdf2_cc", "*negabssf2_cc"): Merge. - ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge. - ("*negabsdf2", "*negabssf2"): Merge. - ("sqrtdf2", "sqrtsf2"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.c: (s390_adjust_priority): Adapt to changed - attribute names. - * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs", - "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to - ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf", - "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type' - attribute names. - * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads, - fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to - "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf, - fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf". - ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs", - "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm", - "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31", - "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf", - "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3", - "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm", - "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm", - "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc", - "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc", - "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc", - "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc", - "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename - 'type' value. - ("*divsf3"): Additionally rename second pattern to - "*divsf3_ibm". - ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm", - "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm", - "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3", - "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3", - "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical - 'type values' and rename 'type' value. - ("*addsf3"): Additionally rename second pattern to - "*addsf3_ibm". - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("SHIFT"): New mode macro. - ("lr", "shift"): New mode attributes. - ("ashldi3", "lshrdi3"): Merge. - ("*ashldi3_31", "*lshrdi3"_31): Merge. - ("*ashldi3_64", "*lshrdi3"_64): Merge. - ("ashlsi3", "lshrsi3"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("DSI", "SCOND"): New mode - macros. - ("E", "g"): New mode attributes. - ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge. - ("*adddi3_alc", "*addsi3_alc"): Merge. - ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge. - ("*subdi3_slb", "*subsi3_slb"): Merge. - ("adddicc", "addsicc"): Merge. - ("*sconddi", "*scondsi"): Merge. - ("*sconddi_neg", "*scondsi_neg"): Merge. - ("sltu", "sgtu", "sleu", "sgeu"): Merge. - ("negdi2", "negsi2"): Extract expander pattern from - "negsi2" and merge with "negdi2". - ("*negdi2"): Merge with instruction pattern of "negsi2". - ("*negdi2_cc", "*negsi2_cc"): Merge. - ("*negdi2_cconly", "*negsi2_cconly"): Merge. - ("rotldi3", "rotlsi3"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("hc"): New mode attribute. - ("extendhidi2", "extendqidi2"): Merge. - ("*extendhidi2", "*extendqidi2"): Merge. - ("extendhisi2", "extendqisi2"): Merge. - ("zero_extendhidi2", "zero_extendqidi2"): Merge. - ("*zero_extendhidi2", "*zero_extendqidi2"): Merge. - Merged 2 define_split. - ("*zero_extendhisi2", "*zero_extendqisi2"): Merge. - ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("COMPARE"): New mode macro. - ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu", - "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt", - "bungt", "bunle", "bunge", "bltgt"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("INT"): New mode macro. - ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"): - Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("GPR", "P"): New mode macros. - ("cmpdi", "cmpsi"): Merge. - ("strlendi", "strlensi"): Merge. - ("*strlendi", "*strlensi"): Merge. - ("movmemdi", "movmemsi"): Merge. - ("clrmemdi", "clrmemsi"): Merge. - -2005-05-09 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390.md: ("HQI"): New mode macro. - ("icm_lo", "icm_hi", "max_uint"): New mode attributes. - ("*tmhi_full", "*tmqi_full"): Merge. - ("*tsthiCCT", "*tstqiCCT"): Merge. - ("*tsthi", "*tstqi"): Merge. - ("*tsthi_cconly", "tstqi_cconly"): Merge. - ("*sethighhisi", "*sethighqisi"): Merge. - -2005-05-09 Kazu Hirata <kazu@cs.umass.edu> - - * crtstuff.c, integrate.h, tree-scalar-evolution.h, - config/alpha/unicosmk.h, config/arc/arc.md, - config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h, - config/arm/ieee754-df.S, config/arm/ieee754-sf.S, - config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h, - config/arm/semi.h, config/arm/uclinux-elf.h, - config/arm/wince-pe.h, config/fr30/fr30.c, - config/rs6000/altivec.h: Update copyright. - -2005-05-09 Nathan Sidwell <nathan@codesourcery.com> - - * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use - gcc_assert and gcc_unreachable as appropriate. - (pdp11_output_function_epilogue, output_move_double, - output_move_quad, print_operand_address, output_jump, - output_addr_const_pdp11): Likewise. - * config/pdp11/pdp11.h (FUNCTION_PROFILER, - ASM_OUTPUT_ALIGN): Likewise. - * config/pdp11/pdp11.md: Likewise. - (extendhisi2, subhi3, subqi3): Likewise. - -2005-05-09 David Edelsohn <edelsohn@gnu.org> - - PR middle-end/21237 - * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through - to NE_EXPR case. - -2005-05-09 Kazu Hirata <kazu@cs.umass.edu> - - * config/ia64/ia64.c: Fix a comment typo. - -2005-05-09 Richard Earnshaw <rearnsha@arm.com> - - PR target/21397 - * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define. - (arm_override_options): Use them instead of manifest constants. Don't - allow -march to override the -mtune setting. - -2005-05-09 Nathan Sidwell <nathan@codesourcery.com> - - * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort. - (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary. - (function_arg_advance, function_arg, save_restore_insns, - iq2000_expand_prologue, iq2000_output_conditional_branch, - expand_one_builtin, print_operand): - * config/iq2000/iq2000.md (tablejump): Likewise. - -2005-05-09 David Ung <davidu@mips.com> - - * config/mips/mips.h (processor_type): Add names for the 24K. - * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K - processor family. - * config/mips/mips.md (cnv_mode): New attribute for recording the - conversion types of float convert insns. - (cpu): Add 24k and 24kx. - (include): Include 24k.md file. - (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro) - (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2) - (floatdisf2): Setup cnv_mode. - (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and - setup cnv_mode. - * config/mips/24k.md: New file, contains 24k DFA pipeline - description. - -2005-05-09 Nathan Sidwell <nathan@codesourcery.com> - - * config/sh/sh.c (print_operand_address): Use gcc_assert and - gcc_unreachable as appropriate. - (print_operand, prepare_move_operands, prepare_scc_operands, - output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op, - gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table, - fixup_mova, gen_far_branch, sh_reorg, split_branches, - final_prescan_insn, output_stack_adjust, sh_expand_epilogue, - sh_set_return_address, sh_setup_incoming_varargs, - initial_elimination_offset, sh_pch_valid_p, get_free_reg, - sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr, - check_use_sfunc_addr): Likewise. - * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise. - * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise. - * config/sh/symbian.c (sh_symbian_mark_dllexport, - sh_symbian_mark_dllimport): Likewise. - * config/sh/sh.md: Likewise. - (movdicc, call_pop, call_value_pop, casesi_worker_1, - casesi_worker_2, casesi_shift_media, casesi_load_media, - return_media): Likewise. - -2005-05-08 Roger Sayle <roger@eyesopen.com> - - PR inline-asm/8788 - * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode - operands. - -2005-05-08 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.c (adjust_address): Fix typo last change. - -2005-05-08 Stephane Carrez <stcarrez@nerim.fr> - - * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0 - and -1 can happen in reg_renumber when no hard register is assigned. - -2005-05-08 Steven Bosscher <stevenb@suse.de> - Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/14841, tree-optimization/15838 - * tree-ssa-ccp.c (fold_const_aggregate_ref): New. - (evaluate_stmt): Call it. - -2005-05-08 Jakub Jelinek <jakub@redhat.com> - - * config/ia64/ia64.c (ia64_override_options): Don't set - ia64_flag_var_tracking and clear flag_var_tracking here... - (ia64_file_start): ... but here. - -2005-05-08 Nathan Sidwell <nathan@codesourcery.com> - - * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert - and gcc_unreachable as appropriate. - (expand_prologue, expand_epilogue, m68hc11_gen_lowpart, - m68hc11_gen_highpart, print_operand, print_operand_address, - m68hc11_expand_compare, m68hc11_expand_compare_and_branch, - m68hc11_gen_movhi): Likewise. - * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment. - * config/m68hc11/m68hc11.md: Reword comment. - -2005-05-08 Stephane Carrez <stcarrez@nerim.fr> - - PR target/21281 - * config/m68hc11/predicates.md (splitable_operand): An immediate is - allowed. - -2005-05-08 Stephane Carrez <stcarrez@nerim.fr> - - * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow - the 68HC12 address indirect addressing mode as it is not supported by - bset and bclr. - * config/m68hc11/m68hc11-protos.h - (m68hc11_valid_addressing_p): Declare. - (m68hc11_add_mode): Declare. - * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from - register_indirect_p and export it. - (m68hc11_z_replacement): Use emit_insn_after when adding the save Z - instruction so that it is part of the good BB. - (m68hc11_gen_movhi): Fix invalid generation of indexed indirect - addressing with movw. - (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for - 68HC12. - * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED, - ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c. - * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only - for 68HC11. - ("*movhi_68hc12"): Handle movhi_const0. - ("*subhi3", "subqi3"): Use general_operand for operand 1. - ("*subhi3_zext"): Likewise. - -2005-05-08 Stephane Carrez <stcarrez@nerim.fr> - - PR target/19051 - * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for - operand 1 and fix constraints. - ("mulqihi3"): Use general_operand for operand 2. - -2005-05-08 Julian Brown <julian@codesourcery.com> - H.J. Lu <hongjiu.lu@intel.com> - Paul Brook <paul@codesourcery.com> - - * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for - GNU linker. Support linker version x.x.x.x.x. Require GNU linker - 20050308/2.16.0 or newer for comdat group. - * configure: Regenerated. - * config.in: Regenerated. - * varasm.c (default_function_rodata_section): Put .rodata section in - COMDAT group when necessary. - (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to - HAVE_COMDAT_GROUP. - (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is - available. - -2005-05-08 Kazu Hirata <kazu@cs.umass.edu> - - * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC - instead of VARRAY. - * tree-flow.h (num_referenced_var, referenced_var): Likewise. - * tree-into-ssa.c (mark_def_site_blocks): Likewise. - * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise. - * tree-tailcall.c (suitable_for_tail_opt_p): Likewise. - -2005-05-08 Stephane Carrez <stcarrez@nerim.fr> - - PR target/16925 - * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of - 64-bit constants on 64-bit hosts. - (m68hc11_split_logical): Simplify. - (m68hc11_split_move): Likewise. - -2005-05-08 Nathan Sidwell <nathan@codesourcery.com> - Paolo Bonzini <bonzini@gnu.org> - - * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh - * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New. - * configure.ac (enable_checking): Fix typos in runtime_checking. - (ENABLE_RUNTIME_CHECKING): Mark as target template. - (xm_file): Prepend auto-host.h - (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template. - * mkconfig.sh: Do not automatically define USED_FOR_TARGET in - tconfig.h. - * crtstuff.c: Do not include auto-host.h. - (IN_LIBGCC2): Do not define. - * gcov-io.h: Include tconfig.h, not auto-host.h. - * libgcc2.c: Do not include auto-host.h. - (abort): Do not undefine. - * libgcov.c: Remove unneeded comment about config.h. - * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h. - * config.in, configure: Regenerated. - -2005-05-08 Nathan Sidwell <nathan@codesourcery.com> - Falk Hueffner <falk@debian.org> - - * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert - and gcc_unreachable as appropriate. - (get_aligned_mem, get_unaligned_address, - alpha_emit_set_long_const, alpha_emit_conditional_branch, - alpha_emit_setcc, alpha_emit_conditional_move, - alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg, - alpha_emit_xfloating_libcall, alpha_split_tfmode_pair, - alpha_expand_unaligned_load, alpha_expand_block_move, - alpha_expand_zap_mask, get_trap_mode_suffix, - get_round_mode_suffix, get_some_local_dynamic_name, - print_operand_address, function_arg, alpha_return_in_memory, - function_value, alpha_expand_builtin, - alpha_initial_elimination_offset, alpha_expand_epilogue, - summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe, - alphaev5_next_group, alpha_align_insns, - unicosmk_initial_elimination_offset, unicosmk_unique_section, - unicosmk_ssib_name): Likewise. - * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. - * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE, - ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise. - * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET, - ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. - * config/alpha/alpha.md (*divmodsi_internal_er, - *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf, - call_nt, call_umk, call_vms, call_value, sibcall_value, - call_value_osf, call_value_nt, call_value_vms, call_value_umk, - *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise. - * config/alpha/predicates.md (input_operand): Likewise. - -2005-05-08 Nathan Sidwell <nathan@codesourcery.com> - - * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and - gcc_unreachable, as appropriate. - (frv_function_prologue, frv_alloc_temp_reg, - frv_initial_elimination_offset, frv_expand_block_move, - frv_expand_block_clear, frv_print_operand_jump_hint, - frv_legitimize_tls_address, unspec_got_name, frv_emit_move, - frv_emit_movsi, frv_split_cond_move, frv_split_minmax, - frv_ifcvt_modify_insn, frv_ifcvt_modify_final, - frv_adjust_field_align, frv_insn_unit, frv_cond_flags, - frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode, - frv_in_small_data_p, frv_asm_out_constructor, - frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise. - * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1, - *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1, - *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value, - sibcall_value, casesi): Likewise. - - * config/mn10300/mn10300.c (print_operand): Use gcc_assert and - gcc_unreachable as appropriate. - (print_operand_address, mn10300_print_reg_list, expand_prologue, - expand_epilogue, notice_update_cc, initial_offset, - mn10300_address_cost_1): Likewise. - * config/mn10300/mn10300.md: Likewise. - (absdf2, abssf2, negdf2, negsf2): Likewise. - -2005-05-08 Richard Sandiford <rsandifo@redhat.com> - - PR target/21416 - * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT - comparisons. - * config/mips/mips.md (swapped_fcond): New code macro and attribute. - (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond, - including sunge_<mode> and sungt_<mode>. - -2005-05-08 Richard Sandiford <rsandifo@redhat.com> - - * integrate.h (get_hard_reg_initial_val): Change type of register - parameter from int to unsigned int. - (has_hard_reg_initial_val): Likewise. - * integrate.c (get_hard_reg_initial_val): Likewise. - (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int. - -2005-05-08 Kazu Hirata <kazu@cs.umass.edu> - - * except.c (eh_status): Change the type of ttype_data to - VEC(tree,gc)*. - (add_ttypes_entry, assign_filter_values, - output_function_exception_table): Use VEC instead of VARRAY. - -2005-05-07 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant. - -2005-05-07 Paul Brook <paul@codesourcery.com> - - * Makefile.in: Fix dependencies. - (GCOV_IO_H, VARRAY_H): Set. - -2005-05-07 Anthony Green <green@redhat.com> - - PR bootstrap/21403 - * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in - x$STMP_FIXPROTO test. - * configure: Rebuilt. - -2005-05-07 Joseph S. Myers <joseph@codesourcery.com> - - * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define - inappropriate feature test macros if flag_iso. - -2005-05-07 Joseph S. Myers <joseph@codesourcery.com> - - * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define. - -2005-05-07 Hans-Peter Nilsson <hp@axis.com> - - PR target/21441 - * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap") - ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"): - Handle moved operand being in special register. - ("smulsi3_highpart", "umulsi3_highpart"): Change .error into - presumed working insn. - (mover2side): Add FIXME. - -2005-05-07 Richard Sandiford <rsandifo@redhat.com> - - * integrate.c (get_func_hard_reg_initial_val): Delete. - (has_func_hard_reg_initial_val): Delete. - (get_hard_reg_initial_val): Inline the old implementation of - get_func_hard_reg_initial_val. Use has_hard_reg_initial_val - instead of has_func_hard_reg_initial_val to test for an existing - pseudo. Only create an rtx if a new initial value entry is needed. - (has_hard_reg_initial_val): Scan the initial value list directly. - Don't create an rtx. - -2005-05-07 David Edelsohn <edelsohn@gnu.org> - - * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt - from extra_options. - * config.in (HAVE_AS_POPCNTB): New. - * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test. - (HAVE_AS_POPCNTB): New. - * configure: Regenerated. - * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete. - * config/rs6000/rs6000.c (rs6000_override_options, power5): Add - MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority - and rs6000_sched_costly_dep. - * config/rs6000/rs6000.h (TARGET_POPCNTB): New. - (TARGET_XL_COMPAT): Delete. - * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New. - (popcount<mode>2): New. - (popcntb<mode>2): New. - * config/rs6000/rs6000.opt (mpopcntb): New. - - * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask - if variable name exists. - -2005-05-07 Matt Kraai <kraai@ftbfs.org> - - * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h. - -2005-05-07 Richard Henderson <rth@redhat.com> - - PR target/21412 - * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses - with constant offsets. - -2005-05-07 Nathan Sidwell <nathan@codesourcery.com> - - * config/v850/v850.c (print_operand): Use gcc_assert and - gcc_unreachable, as appropriate. - (print_operand_address, v850_handle_data_area_attribute, - v850_encode_data_area, construct_restore_jr, construct_save_jarl, - v850_insert_attributes, construct_prepare_instruction): Likewise. - * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise. - * config/v850/v850.md (movsicc, *sasf_1): Likewise. - -2005-05-07 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-loop-ivcanon.c, config/i386/i386.c, - config/rs6000/rs6000.h: Fix comment typos. - -2005-05-07 Richard Sandiford <rsandifo@redhat.com> - - * doc/invoke.texi: Remove documentation for MIPS' -mint64 option. - * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete. - (mips_scalar_mode_supported_p): Delete. - -2005-05-06 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.opt: Remove -mint64 option. - * config/mips/mips.c (override_options): Remove -mint64 - handling. - * config/mips/mips.h (INT_TYPE_SIZE): Define to 32. - * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove - 64-bit integer handling. - * doc/invoke.texi (Option Summary): Remove -mint64 for - mips. - -2005-05-06 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/19401 - * tree-flow.h (tree_unroll_loops_completely): Declaration changed. - * tree-ssa-loop-ivcanon.c (enum unroll_level): New. - (estimated_unrolled_size): New function. - (try_unroll_loop_completely, canonicalize_loop_induction_variables, - tree_unroll_loops_completely): Always unroll loops if the code size - does not increase. - * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all - loops should be unrolled completely. - (gate_tree_complete_unroll): Run complete unrolling unconditionally. - -2005-05-06 Zdenek Dvorak <dvorakz@suse.cz> - - PR rtl-optimization/21254 - * loop-iv.c (iv_number_of_iterations): Simplify infiniteness - assumptions for loops that otherwise do not roll. - (find_simple_exit): Prefer # of iterations that is guaranteed - not to be infinite. - * loop-unroll.c (decide_peel_once_rolling, - decide_peel_completely): Check whether the loop is infinite. - -2005-05-06 Pat Haugen <pthaugen@us.ibm.com> - - * config/rs6000/sysv4.opt: Fix typo. - -2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua> - Jakub Jelinek <jakub@redhat.com> - - PR target/21329 - * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb - for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter. - Don't use rep; movs{l,q} if the repetition count is really small, - instead use a sequence of movs{l,q} instructions. - -2005-05-06 Jeff Law <law@redhat.com> - - PR tree-optimization/21380 - * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not - thread through a block with no preds. - -2005-05-06 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses, - ro_call_vuse, fini_ssa_operands, add_call_clobber_ops, - add_call_read_ops): Use VEC instead of VARRAY. - -2005-05-06 Nathan Sidwell <nathan@codesourcery.com> - - * config/mcore/mcore.c (mcore_print_operand_address): Use - gcc_assert and gcc_unreachable as appropriate. - (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call, - mcore_output_andn, output_inline_const, mcore_output_move, - mcore_output_movedouble, mcore_expand_block_move, - layout_mcore_frame, mcore_initial_elimination_offset, - mcore_expand_prolog, mcore_mark_dllexport, - mcore_mark_dllimport): Likewise. - * config/mcore/mcore.h (switch_to_section): Likewise. - * config/mcore/mcore.md: Likewise. - -2005-05-06 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and - TARGET_PROFILE_KERNEL. - - * config/rs6000/rs6000.c (output_profile_hook): Add comment to - TARGET_PROFILE_KERNEL use. - -2005-05-06 Nathan Sidwell <nathan@codesourcery.com> - - * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert - and gcc_unreachable, as appropriate. - (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs, - m32r_expand_prologue, m32r_output_function_epilogue, - m32r_legitimize_pic_address, m32r_print_operand_address, - emit_cond_move, m32r_function_symbol, - m32r_output_block_move): Likewise. - * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise. - * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn, - *rev_zero_branch_insn): Likewise. - -2005-05-06 Jakub Jelinek <jakub@redhat.com> - - PR c++/20961 - * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain - if both NEWDECL and OLDDECL are already weak. - -2005-05-06 Richard Sandiford <rsandifo@redhat.com> - - * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete. - -2005-05-05 J"orn Rennecke <joern.rennecke@st.com> - Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg - and plus_constant. - -2005-05-05 Aldy Hernandez <aldyh@redhat.com> - David Edelsohn <edelsohn@gnu.org> - - * config.gcc: Add .opt magic for the rs6000 ports. - - * doc/invoke.texi: Document -mabi= option properly. Document - -misel and -mno-sel. Document -mspe and -mno-spe. Document - -mvrsave and -mno-vrsave. Document deprecation of -mspe= and - -misel=. - - * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove - SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define - TARGET_XL_COMPAT. - - * config/rs6000/aix.opt: New. - * config/rs6000/aix41.opt: New. - * config/rs6000/aix64.opt: New. - * config/rs6000/darwin.opt: New. - * config/rs6000/linux64.opt: New. - * config/rs6000/rs6000.opt: New. - * config/rs6000/sysv4.opt: New. - - * config/rs6000/sysv4.h: Delete definitions of MASK_* and - associated TARGET_*. Remove SUBTARGET_OPTIONS, - SUBTARGET_SWITCHES. - Define TARGET_USES_SYSV4_OPT. - * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES. - * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define - TARGET_USES_AIX64_OPT. - * config/rs6000/aix51.h: Same. - * config/rs6000/aix52.h: Same. - * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES, - MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC. - Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave. - Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC. - * config/rs6000/linux64.h: Use - rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES. - - * config/rs6000/rs6000.c: Remove definitions of - rs6000_sched_restricted_insns_priority, - rs6000_long_double_size_string, rs6000_altivec_vrsave, - rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe, - rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string, - rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall, - rs6000_alignment_string. Define rs6000_explicit_options. - (rs6000_parse_abi_options): Remove. - (rs6000_parse_alignment_option): Remove. - (rs6000_parse_float_gprs_option): Remove. - (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define - TARGET_DEFAULT_TARGET_FLAGS. - (rs6000_override_options): Revamp to use new .opt machinery. - - * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor - of new .opt machinery. Remove target_flags. Redefine - TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES, - SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS, - rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string, - rs6000_altivec_vrsave_string, rs6000_altivec_vrsave, - rs6000_longcall_switch, rs6000_default_long_calls, - rs6000_sched_costly_dep_str, rs6000_sched_costly_dep, - rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and - TARGET_ALTIVEC_VRSAVE. - -2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config.gcc (hppa1.1-*-rtems*): Remove. - * config/pa/rtems.h: Remove. - -2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY): - Exclude roe/603e multilib variants. - -2005-05-04 Denis Chertykov <denisc@overta.ru> - - PR target/21284 - * config/avr/avr.c (avr_output_addr_vec_elt): Use special section - for output. - -2005-05-05 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add - arm/pe.opt to $extra_options. - * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name) - (target_float_abi_name, target_float_switch, target_abi_name) - (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK) - (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END) - (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO) - (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE) - (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE) - (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING) - (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS) - (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE) - (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT) - (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS) - (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE) - (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING) - (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES) - (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string) - (arm_pic_register_string): Delete. - (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and - TARGET_TPCS_FRAME. - (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names. - * config/arm/coff.h (TARGET_DEFAULT): Likewise. - * config/arm/elf.h (TARGET_DEFAULT): Likewise. - * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise. - * config/arm/netbsd.h (TARGET_DEFAULT): Likewise. - * config/arm/semi.h (TARGET_DEFAULT): Likewise. - * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise. - * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise. - * config/arm/pe.h (TARGET_DEFAULT): Likewise. - (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete. - (SUBTARGET_SWITCHES): Delete. - * config/arm/arm.c (target_float_switch): Delete. - (arm_cpu_select): Moved from config/arm/arm.h. - (target_fpu_name, target_fpe_name, target_float_abi_name) - (target_abi_name, structure_size_string, arm_pic_register_string) - (arm_select): Make static. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (arm_handle_option): New function. - (arm_override_options): Update target_flags checks for new mask names. - Remove target_float_switch code. - (arm_expand_prologue, thumb_expand_prologue): Check - !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO. - * config/arm/arm.opt, config/arm/pe.opt: New files. - -2005-05-05 Nathan Sidwell <nathan@codesourcery.com> - - * config/arc/arc.c (get_arc_condition_code): Use gcc_assert & - gcc_unreachable as appropriate. - (arc_double_limm_p, arc_setup_incoming_varargs, - arc_compute_function_type, arc_output_function_prologue, - arc_output_function_epilogue, arc_eligible_for_epilogue_delay, - output_shift, arc_print_operand, arc_print_operand_address, - arc_final_prescan_insn): Likewise. - * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise. - -2005-05-04 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than - comparing Pmode. - (SDI): New. - (cmp): Delete. - (wd): New. - (add<mode>3, add<mode>3_internal1, add<mode>3_internal2, - add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2, - clz<mode>2, ctz<mode>2, ffs<mode>2): New. - (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3, - (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove. - (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3, - (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove. - (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>. - -2005-05-05 Paul Brook <paul@codesourcery.com> - - * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h, - cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h, - regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h - and tree-data-ref.h with *_H variables. - -2005-05-05 Kelley Cook <kcook@gcc.gnu.org> - - * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files. - -2005-05-05 Kelley Cook <kcook@gcc.gnu.org> - - * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN. - -2005-05-04 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks. - -2005-05-04 Fariborz Jahanian <fjahanian@apple.com> - - * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit - setting of vrsave register for current function after - call to save_world is emitted. - -2005-05-05 Hans-Peter Nilsson <hp@bitrange.com> - - * config/mmix/predicates.md: New file. - * config/mmix/mmix.c (mmix_symbolic_or_address_operand) - (mmix_reg_or_constant_operand, mmix_reg_cc_operand) - (mmix_foldable_comparison_operator, mmix_comparison_operator) - (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove. - * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): - Don't define. - * config/mmix/mmix.md: Include predicates.md. - ("call", "call_value"): Force address to register if it isn't a - mmix_symbolic_or_address_operand. - -2005-05-04 Andrew MacLeod <amacleod@redhat.com> - - * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that - the flags are of appropriate types. - (num_ssa_operands): Generalize using the generic interface. - * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF - iterator. - -2005-05-04 Richard Sandiford <rsandifo@redhat.com> - - * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag) - (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern. - -2005-05-04 Kazu Hirata <kazu@cs.umass.edu> - - * tree-outof-ssa.c (edge_leader, stmt_list, - analyze_edges_for_bb): Use VEC instead of VARRAY. - (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New. - (perform_edge_inserts): Call init_analayze_edges_for_bb and - fini_analayze_edges_for_bb. - -2005-05-04 James E Wilson <wilson@specifixinc.com> - - PR driver/21112 - * gcc.c (process_command): In the second argv scan loop, ignore - Xassembler and Xpreprocessor, along with their argument. - -2005-05-04 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow-inline.h, tree-ssa-operands.c, - tree-ssa-operands.h, tree-ssa-opfinalize.h: - Likewise. tree-vn.c: Fix comment typos. - * doc/passes.texi, doc/tree-ssa.texi: Fix typos. - -2005-05-04 Paolo Bonzini <bonzini@gnu.org> - - * doc/tm.texi (Target Hooks): Document - TARGET_RESOLVE_OVERLOADED_BUILTIN. - -2005-05-04 Paul Brook <paul@codesourcery.com> - - * Makefile.in: Change dependencies on target.h to $(TARGET_H). - -2005-05-04 Kazu Hirata <kazu@cs.umass.edu> - - * dwarf2out.c (incomplete_types, retry_incomplete_types, - gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead - of VARRAY. - - * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var, - get_expansion, expand_var_during_unrolling, - insert_var_expansion_initialization, - combine_var_copies_in_loop_exit, release_var_copies): Use VEC - instead of VARRAY. - - * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call - update_stmt. - -2004-05-03 Andrew Pinski <pinskia@physics.uc.edu> - - PR middle-end/15618 - * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE - the same as INTEGER_TYPE. - (fold_binary): Fold "bool_var != 0" to bool_var. - Fold "bool_var == 1" to bool_var. - -2004-05-03 Richard Henderson <rth@redhat.com> - - PR middle-end/21318 - * function.c (instantiate_virtual_regs_in_insn): Use the mode - from recog_data instead of insn_data. - -2005-05-03 DJ Delorie <dj@redhat.com> - - * common.opt (fdiagnostics-show-option): No variable is needed. - * diagnostic.h (diagnostic_context): Add show_option_requested flag. - * diagnostic.c (diagnostic_initialize): Initialize show_option_requested. - (diagnostic_report_diagnostic): Test for enabled diagnostics here. - Save and restore original message format. Use flag in context - instead of global. - (warning): Don't test for enabled warnings here. - * opts.c (common_handle_option): Handle -fdiagnostics-show-option - here. - -2005-05-04 Kelley Cook <kcook@gcc.gnu.org> - - * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN. - * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN. - * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN. - * aclocal.m4: Don't include accross.m4. - * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS. - Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF. - * configure, config.in: Regenerate. - -2005-05-04 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/21265 - * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL. - (clear_storage): Add argument. - * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall): - Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to - tailcall. - (emit_block_move): Handle BLOCK_OP_TAILCALL method. - (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL. - (store_expr, store_constructor): Adjust callers. - * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL - to emit_block_move if CALL_EXPR_TAILCALL (exp). - (expand_builtin_memmove): Add ORIG_EXP argument, copy - CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR. - (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments - with EXP. Pass EXP to expand_builtin_memmove. - (expand_builtin_memset): Add ORIG_EXP argument, pass - BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp). - (expand_builtin_bzero): Replace ARGLIST argument with EXP. - Pass EXP to expand_builtin_memset. - (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to - the new CALL_EXPR. - (expand_builtin_strncmp): Likewise. - (expand_builtin_printf): Replace ARGLIST argument with EXP. - Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR. - (expand_builtin_fprintf): Likewise. - (expand_builtin): Adjust calls to - expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}. - - * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th - item in V4SF mode. - - PR rtl-optimization/21239 - * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo. - -2005-05-03 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow.h (tree_ann_common_d): Move aux to ... - (stmt_ann_d): ... here. - * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt, - move_computations_stmt, schedule_sm): Update references to - aux. - * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise. - - * tree-cfg.c (remove_bb): Remove a redundant call to - set_bb_for_stmt. - * tree-if-conv.c (replace_phi_with_cond_modify_expr): - Likewise. - -2005-05-03 Richard Henderson <rth@redhat.com> - - * config/rs6000/rs6000.c: Remove conflict markers. - - * cfg.c (dump_flow_info): Use max_reg_num, not max_regno. - -2005-05-03 James E Wilson <wilson@specifixinc.com> - - * dwarf2out.c (lookup_filename): Call maybe_emit_file. - -2005-05-03 DJ Delorie <dj@redhat.com> - - * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery - decide if the warning will be printed. - * calls.c (expand_call): Likewise. - * function.c (init-function_start): Likewise. - - * common.opt (-fdiagnostics-show-option): New. - * opts.c (option_enabled): Accept the option index instead of a - pointer to the option descriptor. - * opts.h (option_enabled): Likewise. - * toplev.c (print_switch_values): Pass option index, not option - descriptor. - * diagnostic.h (diagnostic_info): Add option_index. - * diagnostic.c: Include opts.h. - (diagnostic_set_info): Initialize option_index. - (diagnostic_report_diagnostic): Amend option name if appropriate. - (warning): Check to see if the specified warning is enabled. - Store option index. - * doc/invoke.texi (-fdiagnostics-show-options): Document. - -2005-05-03 Richard Henderson <rth@redhat.com> - - * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and - SPEC_OR_GEN_REGS definitions. - -2005-05-03 Alexandre Oliva <aoliva@redhat.com> - - PR target/16888 - * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names - for unavailable registers. - -2005-05-03 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (tree_forwarder_block_p): Fix a typo. - - * cfglayout.c (block_locators_blocks, - insn_locators_initialize, insn_scope): Use VEC instead of - VARRAY. - - * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl, - mudflap_finish_file, mudflap_finish_file): Use VEC instead of - VARRAY. - -2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/predicates.md (const_compl_high_operand): New. - * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into - gen_safe_HIGH64. - (sparc_emit_set_const64_quick1): Adjust for above change. - (sparc_emit_set_const64_quick2): Likewise. - (sparc_emit_set_const64_longway): Likewise. - (sparc_emit_set_const64): Likewise. - * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special, - movdi_const64_special): Delete. - (logical constant splitters): Use const_compl_high_operand. - -2005-05-03 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS - rather than STRIP_NOPS. - -2005-05-03 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/21330 - * loop-unswitch.c (may_unswitch_on): Set *cinsn only when - returning non-NULL. - (unswitch_single_loop): Clear cinsn when retrying. - - PR target/21297 - * config/i386/i386.c (legitimize_address): When canonicalizing - ASHIFT into MULT, multiply by 1 << shift_count instead of - 1 << log2 (shift_count). - -2005-05-03 Andrew MacLeod <amacleod@redhat.com> - - * lambda-code.c (gcc_loop_to_lambda_loop, - lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def, - stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use - generic operand interface. - * tree-data-ref.c (find_data_references_in_loop): Use generic interface. - * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use - generic operand interface. - * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, - link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt, - next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use, - num_imm_uses): Use ssa_use_operand_t. - (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops, - get_v_must_def_ops): Delete. - (get_def_from_ptr, get_phi_result_ptr): Get def directly now. - (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr, - get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr, - get_v_must_def_kill_ptr): Delete. - (delink_stmt_imm_use): Move and use new operand interface. - (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init, - op_iter_next_tree): Use new operand implementation. - (clear_and_done_ssa_iter): New. Initialize a blank operand iterator. - (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator - type check. - (op_iter_next_mustdef, op_iter_next_maydef, - op_iter_next_must_and_may_def): Delete. Replace with... - (op_iter_next_maymustdef): New. Combine must and may next operations. - (op_iter_init_maydef, op_iter_init_mustdef, - op_iter_init_must_and_may_def): Use new interface. - (single_ssa_tree_operand ): New. Process single operands only as trees. - (single_ssa_use_operand): New. Process single operands only as uses. - (single_ssa_def_operand): New. Process single operands only as defs. - (zero_ssa_operands): New. Return TRUE if there are zero operands of the - specified types. - (num_ssa_operands): New. Count the number of specified operands. - (compare_ssa_operands_equal): New. Compare two statements' operands. - (single_phi_def): New. Return true if PHI has one def of the specified - operand type. - (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments. - (op_iter_init_phidef): New. Initialize the iterator for the PHI def. - * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t. - (struct stmt_ann_d): Operands field no longer require GTY(). - (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype. - * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL. - * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, - dump_replaceable_exprs, rewrite_trees): Use generic interface. - * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): - Use use_operand_p instead of ssa_imm_use_t *. - * tree-pretty-print.c (dump_vops): check if operands are active before - dumping virtual operands. - * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS. - * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS. - (ccp_fold): Use new interface. - (ccp_visit_stmt): Remove unused variables and code. - (convert_to_gimple_builtin): Insert statements before calling - mark_new_vars_to_rename. - * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS. - (copy_prop_visit_cond_stmt): Use generic interface. - * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the - annotation in table. - (thread_across_edge): Use generic interface. - (initialize_hash_element): Initialzie with stmt, not annotation. - (eliminate_redundant_computations): Use generic interface. - (record_equivalences_from_stmt): Pass stmt, not annotation. - (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic - interface. - * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS. - * tree-ssa-loop-ivopts.c (find_invariants_stmt, - find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use - generic operand interface. - * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic - interface. - * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand - Interface. - * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type. - (build_defs, build_uses, build_v_may_defs, build_vuses, - build_v_must_defs): Change type to struct opbuild_list_d. - (ops_active): New. Operands active boolean. - (operand_memory, operand_memory_index): New. Operand memory managers. - (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype, - allocate_vuse_optype, allocate_v_must_def_optype): Delete. - (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): - Change from functions to static variable list heads. - (opbuild_initialize_virtual): New. Initialize a virtual build list. - (opbuild_initialize_real): New. Initialize a virtual build list. - (opbuild_free): New. Free a build list. - (opbuild_num_elems): New. Number of items in a list. - (opbuild_append_real): New. Add a real (tree *) operand. - (opbuild_append_virtual): New. Add and sort a virtual (tree) operand. - (opbuild_first): New. Return first element index in a list. - (opbuild_next): New. Return next element in a list. - (opbuild_elem_real): New. Return real element. - (opbuild_elem_virtual): New. Return virtual element. - (opbuild_elem_uid): New. Return UID of virtual element. - (opbuild_clear): New. Reset an operand list. - (opbuild_remove_elem): New. Remove an element form a list. - (ssa_operands_active): New. Return true if operand cache is active. - (init_ssa_operands, fini_ssa_operands): Initialize new implementation. - (ssa_operand_alloc): New. Allocate memory from an operand chunk. - (correct_use_link): Use use_operand_p. - (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs, - finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. - (cleanup_v_may_defs): Use new implmentation. - (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New - implementation. - (append_def, append_use, append_v_may_def, append_vuse, - append_v_must_def): Call opbuild_append routine instead of using varray. - (build_ssa_operands): Simplify to simply use stmt, don't maintain a - global parse_old_ops variable. - (free_ssa_operands): New implementation. - (update_stmt_operands): Move. Change argument to build_ssa_operands. - (copy_virtual_operands): Move. New generic implementation. - (create_ssa_artficial_load_stmt): Move. New implementation. - (swap_tree_operands): Update for new implementation. - (get_expr_operands): Add stmt parameter to calls to swap_tree_operands. - (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list - rather than a varray. - (verify_imm_links): Use use_operand_p. - (dump_immediate_uses_for): If the immediate use variable is a virtual - variable, show the virtual ops in the stmt. - * tree-ssa-operands.h (def_operand_p): No longer a structure. - (NULL_DEF_OPERAND_P): Now a #define. - (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d, - vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete. - (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d, - mustdef_optype_d): New. Use Linked list representation. - (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk. - (struct ssa_operand_memory_d): New. Allocated Chunk node. - (struct stmt_operands_d): Change to new pointers that are not GTY. - (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP, - STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT, - SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP, - STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, - SET_V_MUST_DEF_KILL): Delete. - (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, - V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*. - (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, - V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*. - (enum ssa_op_iter_type): Operand iterator typechecking values. - (struct ssa_operand_iterator_d): Use linked lists of operands. - (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL. - (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND, - FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef. - (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments. - (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses. - (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs. - (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, - SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New. - * tree-ssa-opfinalize.h: New. Function templates for expansion. - (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef, - alloc_vuse, and alloc_mustdef. - (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, - finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops, - and finalize_ssa_v_must_def_ops. - * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add. - (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass - stmt around. - (compute_avail): Use generic iterator interface. - * tree-ssa-propagate.c (first_vdef): Use generic operand interface. - (stmt_makes_single_load, stmt_makes_single_store): Use - ZERO_SSA_OPERANDS. - * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS. - (statement_sink_location): Use generic interface. - * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface. - (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and - reset the immediate use link nodes. - (stmt_references_memory_p): Use ZERO_SSA_OPERANDS. - * tree-ssanames.c (make_ssa_name): Use use_operand_p. - * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS. - (eliminate_tail_call): Use generic operand interface. - * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS. - (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic - interface. - * tree-vect-transform.c (update_vuses_to_preheader): Use generic - interface. - * tree-vectorizer.c (rename_variables_in_bb): Use generic interface. - * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of - vuse_optype. - (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): - Use statement pointer instead of vuse_optype. Use generic interface. - * tree-vrp.c (maybe_add_assert_expr): Use generic interface. - (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS. - * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d. - (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d. - * doc/tree-ssa.texi: Update documentation for operand interface. - -2005-05-03 Nathan Sidwell <nathan@codesourcery.com> - - * config/darwin.c (machopic_define_symbol): Use gcc_assert or - gcc_unreachable as appropriate. - (machopic_function_base_name, machopic_indirect_data_reference, - machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise. - * config/host-darwin.c (darwin_gt_pch_use_address): Likewise - * config/rs6000/altivec.md (*mov<mode>_internal, - build_vector_mask_for_load): Likewise. - * config/rs6000/darwin.md (movdf_low_si, movdf_low_di, - *call_nonlocal_darwin64, *call_value_nonlocal_darwin64, - *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise. - * config/rs6000/predicates.md (easy_fp_constant, - logical_operand): Likewise. - * config/rs6000/rs6000.c (spe_expand_predicate_builtin, - compute_save_world_info, rs6000_emit_prologue, - rs6000_output_mi_thunk): Reword comments to avoid 'abort'. - * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort - directly. - -2005-05-03 Uros Bizjak <uros@kss-loka.si> - - PR middle-end/21282 - * convert.c (convert_to_integer): Convert ceil and floor in - c99 mode only. - -2005-04-29 Geoffrey Keating <geoffk@apple.com> - - PR target/20813 - * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create - define_insn_and_split. Split only when memory operand is - offsettable. Use adjust_address rather than plus_constant. - (floatunssidf2_internal): Likewise. - (fix_truncdfsi2_internal): Split only when memory operand is - offsettable. Use adjust_address rather than plus_constant. - (fix_trunctfsi2_internal): Likewise. - (floatsidf2_internal): Likewise. - -2005-05-02 Diego Novillo <dnovillo@redhat.com> - - * tree-vrp.c (set_value_range_to_nonnull): Declare inline. - (set_value_range_to_null): Likewise. - (set_value_range_to_varying): New function. Use it in all - call sites that used to call set_value_range (vr, VR_VARYING, ...). - (extract_range_from_assert): If the integral type has a - super-type, and LIMIT is not within MIN and MAX values of that - type, set the resulting range to VR_VARYING. - -2005-05-02 Hans-Peter Nilsson <hp@bitrange.com> - - * config/mmix/mmix.opt: New file. - * config/mmix/mmix.h: Move options-related comments to mmix.opt. - (mmix_cc1_ignored_option): Don't declare. - (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU) - (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND) - (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS) - (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN) - (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU, - (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION) - (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT) - (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES): - Don't define. - (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_... - * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove. - (TARGET_DEFAULT_TARGET_FLAGS): Override default. - -2005-05-02 Joseph S. Myers <joseph@codesourcery.com> - - PR c/15698 - * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New. - * c-decl.c (current_function_prototype_built_in, - current_function_prototype_arg_types): New. - (merge_decls): Keep source location of prototype followed by - nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE. - (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE. - (start_function): Always set current_function_prototype_locus, - current_function_prototype_built_in and - current_function_prototype_arg_types. Check for external - prototype whether or not visible for external function and set - current_function_prototype_arg_types accordingly. - (store_parm_decls_oldstyle): Use - current_function_prototype_arg_types for checking old-style - definition against prototype. Give warnings only if - current_function_prototype_built_in). - -2005-05-02 Daniel Jacobowitz <dan@codesourcery.com> - - * ggc.h (ggc_alloc_zone_pass_stat): New macro. - (ggc_alloc_zone_stat): Don't define. - * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use - ggc_alloc_zone_pass_stat. - * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise. - * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat) - (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise. - -2005-05-02 Daniel Jacobowitz <dan@codesourcery.com> - - * calls.c (expand_call): Handle current_function_pretend_args_size - when checking for sibcalls. - -2005-05-02 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21294 - * tree-vrp.c (vrp_expr_computes_nonzero): New. - (extract_range_from_expr): Call vrp_expr_computes_nonzero. - -2005-05-02 Janis Johnson <janis187@us.ibm.com> - - PR 19985 - * gcov-io.h: Declare gcov external functions hidden. - -2005-05-02 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence, - record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis): - Use VEC instead of VARRAY. - (equiv_free): New. - - * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor - out common code. - -2005-05-02 Paolo Bonzini <bonzini@gnu.org> - - * c-common.c (resolve_overloaded_builtin): Forward to target - hook for BUILT_IN_MD built-ins. - * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin - for all types of built-in. - * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it - in the definition of the target hooks struct. - * target.h (struct gcc_target): Add resolve_overloaded_builtin. - * config/rs6000/altivec.h: Rewritten. - * config/rs6000/rs6000-c.c (struct altivec_builtin_types, - altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin, - rs6000_builtin_type, rs6000_builtin_type_compatible, - altivec_overloaded_builtins, rs6000_builtin_type, - rs6000_builtin_type_compatible): New. - * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls): - New. - (def_builtin): Turn into a function. Check for duplicates and store - the builtin into rs6000_builtin_decls. - (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg, - bdesc_1arg): Add overloaded builtins. - (altivec_expand_builtin): Check for unresolved overloaded builtins, - do not support ALTIVEC_COMPILETIME_ERROR. - (rs6000_init_builtins): Add opaque 128-bit vector, and internal - nodes to represent front-end types. - (altivec_init_builtins, rs6000_common_init_builtins): Create builtins - with opaque arguments and/or return values. - * config/rs6000/rs6000.h (enum rs6000_builtins): Remove - ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins. - (rs6000_builtin_type_index): New. - (is_ev64_opaque_type): Rename to... - (rs6000_is_opaque_type): ... this. - (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin - target hook. - -2005-05-02 Kazu Hirata <kazu@cs.umass.edu> - - * function.c (reorder_blocks, reorder_blocks_1): Use VEC - instead of VARRAY. - -2005-05-02 Nathan Sidwell <nathan@codesourcery.com> - Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p, - print_address_operand, print_operand, legitimize_pic_address, - asm_conditional_branch, bfin_gen_compare, output_push_multiple, - output_pop_multiple): Use gcc_assert or gcc_unreachable as - appropriate. - * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise. - -2005-05-02 Dorit Naishlos <dorit@il.ibm.com> - - * doc/passes.texi: Document vectorization pass. - -2005-05-02 Kazu Hirata <kazu@cs.umass.edu> - - * tree-scalar-evolution.c (get_exit_conditions_rec, - select_loops_exit_conditions, - number_of_iterations_for_all_loops, - analyze_scalar_evolution_for_all_loop_phi_nodes, - scev_analysis): Use VEC instead of VARRAY. - -2005-05-02 Michael Matz <matz@suse.de> - - PR c++/19542 - * c-common.c (c_common_nodes_and_builtins): Create global null_node. - (warn_strict_null_sentinel): Define. - (check_function_sentinel): Check for null_node as valid sentinel too. - * c-common.h (c_tree_index): Added CTI_NULL. - (null_node) Define global_tree[CTI_NULL]. - (warn_strict_null_sentinel): Declare. - * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel. - * c.opt: (Wstrict-null-sentinel): New C++ option. - * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel. - -2005-05-01 Kazu Hirata <kazu@cs.umass.edu> - - * gimplify.c (gimplify_compound_lval): Use VEC instead of - VARRAY. - - * global.c (calculate_reg_pav): Use VEC instead of VARRAY. - - * dwarf2out.c (decl_scope_table, push_decl_scope, - pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC - instead of VARRAY. - -2005-05-01 Mark Mitchell <mark@codesourcery.com> - - PR C++/14391 - * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1 - if !flag_weak. - * doc/cpp.texi (__DEPRECATED): Document. - (__EXCEPTIONS): Likewise. - (__GXX_WEAK__): Likewise. - - * function.c (INVOKE__main): Do not define. - (expand_main_function): Check HAS_INIT_SECTION when determining - whether or not to call __main. - -2005-05-01 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-loop-ivopts.c: Fix a comment typo. - -2005-01-05 Paul Brook <paul@codesourcery.com> - - * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define. - (INITIALIZE_TRAMPOLINE): Use it. - * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove. - * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove. - * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove. - -2005-05-01 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/install.texi (Specific): Omit dots in the @anchors names - for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7. - Omit underscores for x86_64-*-* and the "all ELF targets" entry. - -2005-05-01 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/18316 - PR tree-optimization/19126 - * tree.c (build_int_cst_type): Avoid shift by size of type. - * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step - argument. - * tree-scalar-evolution.h (simple_iv): Declaration changed. - * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on - field. - (dump_cand): Dump depends_on information. - (determine_biv_step): Add argument to simple_iv call. - (contains_abnormal_ssa_name_p): Handle case expr == NULL. - (find_bivs, find_givs_in_stmt_scev): Do not require step to be a - constant. - (add_candidate_1): Record depends_on for candidates. - (tree_int_cst_sign_bit, constant_multiple_of): New functions. - (get_computation_at, get_computation_cost_at, may_eliminate_iv): - Handle ivs with nonconstant step. - (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions. - (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on. - (create_new_iv): Unshare the step before passing it to create_iv. - (free_loop_data): Free cand->depends_on. - (build_addr_strip_iref): New function. - (find_interesting_uses_address): Use build_addr_strip_iref. - (strip_offset_1): Split the recursive part from strip_offset. - Strip constant offset component_refs and array_refs. - (strip_offset): Split the recursive part to strip_offset_1. - (add_address_candidates): Removed. - (add_derived_ivs_candidates): Do not use add_address_candidates. - (add_iv_value_candidates): Add candidates with stripped constant - offset. Consider all candidates with initial value 0 important. - (struct affine_tree_combination): New. - (aff_combination_const, aff_combination_elt, aff_combination_scale, - aff_combination_add_elt, aff_combination_add, - tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree, - fold_affine_sum): New functions. - (get_computation_at): Use fold_affine_sum. - * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step. - * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument - to simple_iv call. - -2005-04-30 Michael Matz <matz@suse.de> - - * config/i386/i386.md (movmemsi): Also active when - TARGET_INLINE_ALL_STRINGOPS. - -2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR bootstrap/20633 - * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch). - -2005-04-30 Paul Brook <paul@codesourcery.com> - - * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in - thumb mode. - * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__. - * config/arm/ieee754-sf.S: Ditto. - * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__. - (FUNC_ALIAS): Use .thumb_set for thumb routines. - -2005-04-30 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssanames.c: Fix a comment typo. - * doc/options.texi: Fix a typo. - -2005-04-30 Nathan Sidwell <nathan@codesourcery.com> - - * config/h8300/h8300.c (byte_reg): Use gcc_assert and - gcc_unreachable as appropriate. - (split_adds_subs, cond_string, print_operand, - h8300_initial_elimination_offset, h8300_classify_operand, - h8300_unary_length, h8300_short_immediate_length, - h8300_bitfield_length, h8300_binary_length, - h8300_insn_length_from_table, compute_mov_length, output_plussi, - compute_plussi_length, compute_plussi_cc, output_logical_op, - compute_logical_op_length, compute_logical_op_cc, - output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p, - output_a_shift, compute_a_shift_length, compute_a_shift_cc, - output_a_rotate, compute_a_rotate_length, fix_bit_operand, - h8300_regs_ok_for_stm): Likewise. - * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300, - monitor_prologue): Likewise. - -2005-04-30 Kazu Hirata <kazu@cs.umass.edu> - - * loop-invariant.c (invariants, create_new_invariant, - get_inv_cost, best_gain_for_invariant, - find_invariants_to_move, move_invariants, - init_inv_motion_data, free_inv_motion_data): Use VEC instead - of VARRAY. - -2005-04-29 Richard Henderson <rth@redhat.com> - - * function.c (instantiate_decls): Remove valid_only argument. - (instantiate_decls_1, instantiate_decl): Likewise. - (instantiate_virtual_regs_1): Delete. - (instantiate_virtual_regs_lossage): Delete. - (instantiate_virtual_regs_in_rtx): New. - (safe_insn_predicate): New. - (instantiate_virtual_regs_in_insn): New. - (instantiate_virtual_regs): Update to match all that. Only run - instantiate_decls once. - -2005-04-29 Richard Henderson <rth@redhat.com> - Daniel Jacobowitz <dan@codesourcery.com> - - * gengtype.c (write_func_for_structure): Split out ... - (output_type_enum): ... new function. Fix thinko accessing - TYPE_PARAM_STRUCT data. - -2005-04-29 Tom Tromey <tromey@redhat.com> - - * tree.c (build_block): Removed unused 'tags' argument. - * tree.h (build_block): Removed argument. - -2005-04-29 Michael Matz <matz@suse.de> - - PR rtl-optimization/21144 - * postreload.c (reload_cse_move2add): Check for VOIDmode. - -2005-04-29 Bob Wilson <bob.wilson@acm.org> - - * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable - flag_reorder_blocks. - -2005-04-28 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21030 - * tree-vrp.c (adjust_range_with_scev): Do not create invalid - ranges where VR->MAX is smaller than VR->MIN. - -2005-04-29 Devang Patel <dpatel@apple.com> - - PR tree-optimization/21272 - PR tree-optimization/21266 - * tree-if-conv.c (find_phi_replacement_condition): Fix think-o. - -2005-04-29 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow-inline.h: Fix a comment typo. - * doc/tree-ssa.texi: Fix a typo. - - * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos. - -2005-04-29 Nathan Sidwell <nathan@codesourcery.com> - - * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and - gcc_unreachable as appropriate. - (fr30_expand_epilogue, fr30_setup_incoming_varargs, - fr30_print_operand, fr30_move_double): Likewise. - * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise. - -2005-04-29 Mark Mitchell <mark@codesourcery.com> - - * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a - definition has already been provided. - (ARM_EABI_DTORS_SECTION_OP): Likewise. - * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define. - (ARM_EABI_DTORS_SECTION_OP): Likewise. - -2005-04-29 Jim Tison <jtison@us.ibm.com> - - * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter - trace hooks calls to improve performance. - -2005-04-29 Julian Brown <julian@codesourcery.com> - Mark Mitchell <mark@codesourcery.com> - Paul Brook <paul@codesourcery.com> - - * crtstuff.c: Handle targets that use .init_array. - * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure - that INVOKE__main is set correctly. - (expand_main_function): Test INVOKE__main. - * libgcc2.c: Do not define __main when using .init_array. - * config/arm/arm.c (arm_elf_asm_constructor): New function. - * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized - libgcc version. - (DTORS_SECTION_ASM_OP): Likewise. - (CTOR_LIST_BEGIN): Define specially when in libgcc. - (CTOR_LIST_END): Likewise. - (DTOR_LIST_BEGIN): Likewise. - (DTOR_LIST_END): Likewise. - * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it. - (FINI_SECTION_ASM_OP): Likewise. - (INIT_ARRAY_SECTION_ASM_OP): Define. - (FINI_ARRAY_SECTION_ASM_OP): Likewise. - * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define. - (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets. - * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document. - (FINI_ARRAY_SECTION_ASM_OP): Likewise. - -2005-04-29 Nathan Sidwell <nathan@codesourcery.com> - - * config/m68k/m68k.c (m68k_initial_elimination_offset): Use - gcc_assert and gcc_unreachable as appropriate. - (output_dbcc_and_branch, output_scc_di, legitimize_pic_address, - const_int_cost, output_move_const_into_data_reg, - output_move_qimode, output_move_double, find_addr_reg, - print_operand, print_operand_address): Likewise. - * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2, - absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt, - sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, - bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev, - *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2, - conditional_trap): Likewise. - * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code. - -2005-04-29 Nathan Sidwell <nathan@codesourcery.com> - - * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and - gcc_unreachable as appropriate. - (gen_conditional_move, xtensa_split_operand_pair, - xtensa_split_operand_pair, xtensa_copy_incoming_a7, - xtensa_copy_incoming_a7, xtensa_copy_incoming_a7, - xtensa_copy_incoming_a7, xtensa_output_literal, - xtensa_output_literal, xtensa_output_literal): Likewise. - * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise. - * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse, - *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0, - movsicc_internal1, movsfcc_internal0, - movsfcc_internal1): Likewise. - -2005-04-28 James E Wilson <wilson@specifixinc.com> - - * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment. - (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries. - -2005-04-28 DJ Delorie <dj@redhat.com> - - * opt-functions.awk (var_set): Emit proper initializer for - non-target bitfields. - -2005-04-28 Devang Patel <dpatel@apple.com> - - * dbxout.c (have_used_extensions): Remove. - (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of - have_used_extensions. - -2005-04-28 James E Wilson <wilson@specifixinc.com> - - * doc/install.texi: Update -enable-languages info. Correct path to - html docs. - -2005-04-28 DJ Delorie <dj@redhat.com> - - * optc-gen.awk (END): Make sure no variable is defined more - than once. - * opth-gen.awk (END): Allocate bits on a per-variable basis. - Allow for bitfield variables other than target_flags. - * doc/options.text (Mask): Document that you may specify a - variable other than target_flags. - -2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at> - - PR rtl-optimization/18877 - * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg - number in val.start. - -2005-04-28 David Edelsohn <edelsohn@gnu.org> - - PR target/20813 - * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add - MASK_PPC_GFXOPT. - * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same. - * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same. - * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same. - -2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (legitimize_pic_address): Fix sense of assertion test for - creating pseudos when the base offset is too large. - -2005-04-28 Kazu Hirata <kazu@cs.umass.edu> - - * global.c (earlyclobber_regclass): Change the type to - VEC(int,heap). - (check_earlyclobber): Update uses of earlyclobber_regclass. - (mark_reg_use_for_earlyclobber): Likewise. - (calculate_local_reg_bb_info): Allocate and free - earlyclobber_regclass using the VEC API. - -2005-04-28 Nathan Sidwell <nathan@codesourcery.com> - - * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus - assert. - -2005-04-28 Kazu Hirata <kazu@cs.umass.edu> - - * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of - (*targetm.foo). - - * config.gcc: Obsolete c4x-* and tic4x-*. - - * tree.h (edge_def): Remove. - - * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c, - function.c, global.c, lcm.c, loop-invariant.c, optabs.c, - reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use - JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P - where appropriate. - - * attribs.c, c-pragma.c, caller-save.c, cfghooks.h, - coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c, - errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c, - genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def, - integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c, - machmode.def, mips-tfile.c, params.c, pretty-print.c, - print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h, - tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c, - config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md, - config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h, - config/i386/cygming.h, config/i386/djgpp.h, - config/i386/lynx.h, config/i386/netware.c, - config/i386/winnt.c, config/ia64/ia64-c.c, - config/iq2000/iq2000.c, config/m32r/little.h, - config/m68k/m68k-protos.h, config/m68k/m68k.h, - config/m68k/m68k.md, config/mcore/mcore.c, - config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md, - config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c, - config/mn10300/mn10300.h, config/ns32k/netbsd.h, - config/ns32k/ns32k.c, config/ns32k/ns32k.h, - config/pa/pa-hpux11.h, config/pdp11/pdp11.c, - config/pdp11/pdp11.h, config/rs6000/darwin.h, - config/rs6000/default64.h, config/rs6000/rs6000-c.c, - config/s390/2064.md, config/s390/2084.md, - config/s390/s390-modes.def, config/s390/s390-protos.h, - config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c, - config/stormy16/stormy16.c, config/vax/vax-protos.h, - config/vax/vax.c, config/vax/vax.h, - config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update - copyright. - -2005-04-28 Joseph S. Myers <joseph@codesourcery.com> - - * c-typeck.c (build_compound_expr): Correct logic in last change. - -2005-04-27 James E. Wilson <wilson@specifixinc.com> - - * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond - parameters. Replace conditional move code with assert checking for - ar.lc. Delete obsolete comments. - (set_src_needs_barrier): Delete cond parameter, and code using it. - (rtx_needs_barrier): Delete initialization of cond. Fix typo in - assert checking for PR_REGS. Fix calls to update_set_flags and - set_src_needs_barrier. - (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all - callers. Rewrite explanatory comment before the function. - (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p. - Fix all callers. - -2005-04-27 Mike Stump <mrs@apple.com> - - * doc/cpp.texi: gcc now implements universal character names. - -2005-04-27 Joseph S. Myers <joseph@codesourcery.com> - - PR c/21159 - * c-typeck.c (build_compound_expr): Don't warn for left-hand side - being a compound expression whose right-hand side is cast to void. - -2005-04-27 Caroline Tice <ctice@apple.com> - - * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): - Remove targetm.have_named_sections test. - (fix_edges_for_rarely_executed_code): Likewise. - (insert_section_boundary_note): Likewise. - (reorder_basic_blocks): Check partitioning flag before calling - verify_hot_cold_block_grouping. - * dbxout.c (dbxout_function_end): Get hot/cold section labels from - the function struct rather than global variables. - * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro. - (COLD_END_LABEL): Likewise - (cold_text_section_label): New static global variable. - (cold_end_label): Likewise. - (dwarf2out_switch_text_section): Get hot/cold section labels from - the function struct rather than global variables; test to make sure - cfun is defined. - (output_aranges): Use cold_text_section_label and cold_end_label; - check partitioning flag before putting out delta. - (output_ranges): Remove incorrect code attempting to use - hot/cold labels. - (output_line_info): Get cold section label from function struct; test - to make sure cfun is defined. - (add_location_or_const_value_attribute): Likewise. - (dwarf2out_var_location): Likewise. - (dwarf2out_init): Generate cold_text_section_label and cold_end_label; - write out cold_text_section_label if partition flag is set. - (dwarf2out_finish): Write out cold_end_label if partition flag is set; - * function.h (struct function): Add new fields to point to hot/cold - section labels: hot_section_label, cold_section_label, - hot_section_end_label and cold_section_end_label; also add new field - for cold text section name, unlikely_text_section_name. - * opts.c (decode_options): Turn off partitioning flag if - !targetm.have_named_sections. - * output.h (hot_section_label): Remove. - (hot_section_end_label): Remove. - (cold_section_end_label): Remove. - (unlikely_section_label): Remove. - (unlikely_text_section_name): Remove. - * passes.c (rest_of_handle_final): Remove extra blank line. - * varasm.c (unlikely_section_label): Remove. - (hot_section_label): Remove. - (hot_section_end_label): Remove. - (cold_section_end_label): Remove. - (unlikely_text_section_name): Remove. - (initialize_cold_section_name): Modify to call - targetm.strip_name_encoding; to store cold section name in current - function struct, if it exists; and to only use the decl_section_name - if flag_named_sections is true. - (unlikely_text_section): Modify to get section name out of current - function struct, if there is one; otherwise build it from - UNLIKELY_EXECUTED_TEXT_SECTION_NAME. - (in_unlikely_text_section): Likewise. - (named_section): Modify to get/put cold section name in current function - struct, if there is one. - (function_section): Change 'bool unlikely' to 'int reloc'; check - targetm.have_named_sections before calling named_section. - (current_function_section): Likewise. - (assemble_start_function): Modify to get/put unlikely_text_section_name - in current function struct; modify to get hot/cold section labels - from function struct; initialize labels using - ASM_GENERATE_INTERNAL_LABEL; - test partitioning flag before writing out hot section label. - (assemble_end_function): Test partitioning flag before writing out - hot/cold section labels. - (default_section_type_flags_1): Get cold text section name from - function struct if there is one; Set flags correctly for - cold text section if there is not a current function struct. - -2005-04-27 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-propagate.c (set_rhs): Revert last change. - -2005-04-27 Steve Ellcey <sje@cup.hp.com> - - * explow.c (convert_memory_address): Add gcc_assert. - -2005-04-27 Mark Mitchell <mark@codesourcery.com> - - * configure.ac: Check for ld --sysroot support. - * gcc.c: Document %R specifier for specs. - (SYSROOT_SPEC): New macro. - (sysroot_spec): New variable. - (static_specs): Add sysroot_spec. - (main): Pass the sysroot spec to the linker if appropriate. - * configure: Regenerated. - * config.in: Likewise. - -2005-04-27 Richard Guenther <rguenth@gcc.gnu.org> - - * fold-const.c (fold_binary): Use build_fold_addr_expr - for address calculation and INDIRECT_REF handling. - -2005-04-27 Andrew Haley <aph@redhat.com> - - * postreload-gcse.c (hash_scan_set): Remove bogus assertion. - -2005-04-27 Nathan Sidwell <nathan@codesourcery.com> - - * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame - pointer when thumb backtracing is on. - - * config/fp-bit.c (abort): Revert change. - -2005-04-27 Ian Lance Taylor <ian@airs.com> - - * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P. - -2005-04-27 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-dce.c: Fix a comment typo. - -2005-04-27 David S. Miller <davem@davemloft.net> - - * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA): - Kill setjmpless_size. current_function_calls_setjmp is completely - computed when we are called, so just use the optimized size value - instead of using REG_SAVE_AREA notes. - (optimize_save_area_alloca): Delete.... - * rtl.h (optimize_save_area_alloca): Likewise... - * passes.c (rest_of_compilation): and don't call it any more. - * reg-notes.def (SAVE_AREA): Delete. - -2005-04-27 Nathan Sidwell <nathan@codesourcery.com> - - * config/fp-bit.c (abort): Add noreturn attribute. - - * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and - gcc_unreachable as appropriate. - (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise. - * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, - ASM_OUTPUT_REG_POP): Likewise. - -2005-04-27 Paolo Bonzini <bonzini@gnu.org> - - * tree-complex.c (expand_vector_operations_1): Do not build - VIEW_CONVERT_EXPR's for the lhs. - -2005-04-27 Nathan Sidwell <nathan@codesourcery.com> - - * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove - unnecessary noncanonical RTL handling. - * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use - gcc_assert and gcc_unreachable. - - * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and - gcc_unreachable as appropriate. - (THUMB_PRINT_OPERAND_ADDRESS): Likewise. - * config/arm/arm.c (arm_override_options, arm_compute_func_type, - use_return_insn, const_ok_for_op, arm_gen_constant, - arm_canonicalize_comparison, legitimize_pic_address, - thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1, - arm_cirrus_insn_p, cirrus_reorg, minmax_code, - load_multiple_sequence, emit_ldm_seq, store_multiple_sequence, - emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode, - arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi, - move_minipool_fix_forward_ref, move_minipool_fix_backward_ref, - dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg, - fp_immediate_constant, fp_const_from_val, vfp_output_fstmx, - output_call, output_mov_long_double_fpa_from_arm, - output_mov_long_double_arm_from_fpa, - output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa, - output_move_double, arithmetic_instr, shift_op, int_log2, - output_return_instruction, arm_output_function_prologue, - arm_output_epilogue, arm_output_function_epilogue, - emit_multi_reg_push, arm_get_frame_offsets, - arm_compute_initial_elimination_offset, arm_expand_prologue, - arm_print_operand, arm_assemble_integer, get_arm_condition_code, - arm_final_prescan_insn, arm_init_iwmmxt_builtins, - arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p, - thumb_compute_initial_elimination_offset, - thumb_output_function_prologue, thumb_load_double_from_address, - thumb_output_move_mem_multiple, thumb_reload_out_hi, - arm_emit_vector_const, arm_dbx_register_number): Likewise. - * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise. - * config/arm/arm.md (thumb_extendhisi2, - *thumb_extendhisi2_insn_v6, *thumb_extendqisi2, - *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn, - thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt, - *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise. - * config/arm/cirrus.md (*cirrus_arm_movdi, - *cirrus_movdf_hard_insn): Likewise. - * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise. - -2005-04-27 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow.h (ssa_names): Change the type to VEC(tree,gc). - (num_ssa_names): Use VEC_length. - (ssa_names): Use VEC_index. - * tree-ssanames.c (ssa_names): Change the type to - VEC(tree,gc). - (init_ssanames, fini_ssa_names, make_ssanames, - release_ssa_name): Update uses of ssa_names. - - * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c: - Use fold_buildN instead of fold (buildN (...)). - -2005-04-27 Devang Patel <dpatel@apple.com> - - * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions. - -2005-04-27 Matt Thomas <matt@3am-software.com> - Jan-Benedict Glaw <jbglaw@microdata-pos.de> - - * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup. - (vax_output_mi_thunk): Ditto. - (vax_notice_cc_update): Ditto. - (INDEX_REGISTER_P): Add trailing \. - (BASE_REGISTER_P): Add trailing \. - (legitimate_address_p): Whitespace cleanup. Remove trailing \. - -2005-04-27 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-propagate.c (set_rhs): Check operand of - ADDR_EXPR for gimpliness, too. - -2005-04-27 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-pre.c: Fix a comment typo. - -2005-04-27 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/21171 - * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not - record address uses if the reference is volatile. - -2004-04-27 Paolo Bonzini <bonzini@gnu.org> - - * tree-complex.c (expand_vector_operation): New, extracted from - expand_vector_operations_1. - (tree_vec_extract): Build a NOP_EXPR. - (expand_vec_parallel): Do not care about returning the correct type. - (expand_vector_operations_1): Call expand_vector_operation. - Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs. - - * tree-complex.c (gate_expand_vector_operations): New. - (pass_lower_vector_ssa): Use it. - * tree-optimize.c (init_tree_optimization_passes): Include - pass_lower_vector_ssa. - * tree-vect-transform.c (vect_min_worthwhile_factor): New. - (vectorizable_operation): Use it. - * tree-vectorizer.c (get_vectype_for_scalar_type): Accept - integer modes for the vector type. - - * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD. - * tree-vect-analyze.c (vect_enhance_data_refs_alignment): - Do not cope with UNITS_PER_SIMD_WORD == 0. - * tree-vectorizer.c (get_vectype_for_scalar_type): Check - if the scalar type is not bigger than UNITS_PER_SIMD_WORD. - (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0. - * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD. - * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise. - * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise. - * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise. - - * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove. - * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove. - * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove. - - * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately. - (UNITS_PER_SIMD_WORD): New. - -2005-04-27 Nathan Sidwell <nathan@codesourcery.com> - - * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and - gcc_unreachable as appropriate. - (ia64_expand_load_address, ia64_expand_tls_address, - ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare, - ia64_expand_vecint_compare, ia64_expand_vecint_minmax, - next_scratch_gr_reg, ia64_initial_elimination_offset, - ia64_expand_prologue, ia64_expand_epilogue, - ia64_output_dwarf_dtprel, ia64_print_operand, - ia64_register_move_cost, first_instruction, rws_access_regno, - update_set_flags, rtx_needs_barrier, group_barrier_needed_p, - ia64_sched_init, ia64_variable_issue, - ia64_first_cycle_multipass_dfs_lookahead_guard, - ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling, - ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set, - process_for_unwind_directive, ia64_hpux_file_end): Likewise. - * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. - * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise. - * config/ia64/predicates.md (got_symbolic_operand, - sdata_symbolic_operand): Likewise. - * config/ia64/vect.md (vcondv2sf): Likewise. - -2005-04-27 Matt Thomas <matt@3am-software.com> - - * config/vax/vax.c (legitimate_constant_address_p): New. Formerly - CONSTANT_ADDRESS_P in config/vax/vax.h - (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h. - (INDEX_REGISTER_P): New. - (BASE_REGISTER_P): New. - (indirectable_constant_address_p): New. Adapted from - INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P. - (indirectable_address_p): New. Adapted from - INDIRECTABLE_ADDRESS_P in vax.h. - (nonindexed_address_p): New. Adapted from - GO_IF_NONINDEXED_ADDRESS in vax.h. - (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h. - (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h. - (legitimate_address_p): New. Adapted from - GO_IF_LEGITIMATE_ADDRESS in vax.h. - (vax_mode_dependent_address_p): New. Adapted from - GO_IF_MODE_DEPENDENT_ADDRESS in vax.h. - * config/vax/vax.h (CONSTANT_ADDRESS_P): Use - legitimate_constant_address_p. - (CONSTANT_P): Use legitimate_constant_p. - (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed. - (INDIRECTABLE_ADDRESS_P): Removed. - (GO_IF_NONINDEXED_ADDRESS): Removed. - (INDEX_TEMP_P): Removed. - (GO_IF_REG_PLUS_INDEX): Removed. - (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two - definitions, depending on whether REG_OK_STRICT is defined. - (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p. - Two definitions, depending on whether REG_OK_STRICT is defined. - * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype - added. - (legitimate_constant_p): Prototype added. - (legitimate_address_p): Prototype added. - (vax_mode_dependent_address_p): Prototype added. - -2005-04-27 Kazu Hirata <kazu@cs.umass.edu> - - * tree.h (phi_arg_d): Expand a comment in phi_arg_d. - -2005-04-27 Joseph S. Myers <joseph@codesourcery.com> - - PR c/21213 - * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of - transparent union. - -2005-04-27 Joseph S. Myers <joseph@codesourcery.com> - - PR c/20740 - * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not - assertion failures, if __gcc_host_wide_int__ is not properly - defined. - (init_dynamic_diag_info): Give errors, not assertion failures, if - location_t, tree or __gcc_host_wide_int__ are not properly - defined. - -2005-04-26 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset, - n_iv_uses, iv_use, n_iv_cands, iv_cand, - tree_ssa_iv_optimize_init, record_use, add_candidate_1, - prepare_decl_rtl, free_loop_data, - tree_ssa_iv_optimize_finalize): Use the VEC API instead of - VARRAY. - - * tree.h (tree_phi_node): Add a comment about the order of PHI - arguments. - -2005-04-26 Paul Brook <paul@codesourcery.com> - - * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form. - -2005-04-26 Nathan Sidwell <nathan@codesourcery.com> - - * config/mips.mips.c (mips_legitimize_tls_address): Use - gcc_unreachable. - - * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert. - * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'. - * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise. - - * config/sparc/sparc.h (enum reg_class): Reword comment to avoid - 'abort'. - -2005-04-26 Jeff Law <law@redhat.com> - - * tree-flow-inline.h (op_iter_next_must_and_may_def): New. - (op_iter_init_must_and_may_def): Likewise. - (unmodifiable_var_p): Move to a later point in the file. - * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New. - * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed. - (dse_record_phis): Directly check for virtual operands rather than - using need_imm_uses_for. - (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where - store has multiple V_{MAY,MUST}_DEF operands. - -2005-04-26 Andrew MacLeod <amacleod@redhat.com> - - * tree-cfg.c (bsi_replace): Delink immediate uses for the original - stmt. - -2005-04-26 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a - call to find_edge outside a loop to go through a PHI chain. - -2004-04-26 Richard Guenther <rguenth@gcc.gnu.org> - - PR tree-optimization/17598 - * fold-const.c (fold_binary): Fold comparisons of addresses - of COMPONENT_REFs which reference the same field to - comparisons of the addresses of the base objects. - -2005-04-26 Julian Brown <julian@codesourcery.com> - - * config/arm/arm.c (arm_return_in_msb): New function. - (arm_must_pass_in_stack): New function. - (TARGET_RETURN_IN_MSB): Define target hook. - (TARGET_MUST_PASS_IN_STACK): Define target hook. - (arm_function_value): Pad small aggregate return. - (arm_pad_arg_upward): New function. - (arm_pad_reg_upward): New function. - * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values. - (FUNCTION_ARG_PADDING): Define macro. - (BLOCK_REG_PADDING): Define macro. - (PAD_VARARGS_DOWN): Correct padding for AAPCS. - * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function. - (arm_pad_reg_upward): Declare function. - -2005-04-26 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h (ei_cond): New. - (FOR_EACH_EDGE): Call ei_cond. - - PR tree-optimization/21047 - * fold-const.c (fold_binary): Abort on ASSERT_EXPR. - (fold): Don't handle ASSERT_EXPR. - -2005-04-25 Roger Sayle <roger@eyesopen.com> - - * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat - all writes to any stack register as a read/write dependency on - FIRST_STACK_REG. - (sched_analyze_2): Likewise, for reads from any stack register. - -2005-04-25 Richard Henderson <rth@redhat.com> - - * final.c (output_addr_const): Revert 2005-04-09 change. - -2005-04-25 Mike Stump <mrs@apple.com> - - * config/darwin.c (darwin_encode_section_info): Always set - MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols. - -2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c, - gensupport.c, protoize.c, toplev.c: Replace calls to - `unlock_stream' with `unlock_std_streams'. - -2005-04-25 Devang Patel <dpatel@apple.com> - - * dbxout.c (dbxout_type): Emit attribute vector. - -2005-04-05 Paul Brook <paul@codesourcery.com> - - * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define. - * target.h (struct gcc_target): Add cxx.use_aeabi_atexit. - * config/arm/arm.c (arm_cxx_atexit_name): New function. - (TARGET_CXX_USE_AEABI_ATEXIT): New macro. - * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit. - (register_dtor_fn): Likewise. - * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT. - -2005-04-25 Ian Lance Taylor <ian@airs.com> - - * c-common.def (EXPR_STMT): Remove, moved to C++ frontend. - * c-common.h (EXPR_STMT_EXPR): Don't define. - (c_common_stmt_codes): Don't define. - * c-dump.c (c_dump_tree): Remove EXPR_STMT case. - * c-gimplify.c (gimplify_expr_stmt): Remove. - (c_gimplify_expr): Remove EXPR_STMT case. - * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call - to INIT_STATEMENT_CODES. - * c-pretty-print.c (pp_c_statement): Just call dump_generic_node. - -2005-04-25 Jan Hubicka <jh@suse.cz> - - * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too. - - * except.c: Include diagnostic.h - (dump_eh_tree, verify_eh_tree): New functions. - * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare. - * tree-cfg.c (tree_verify_flow_info): verify eh edges. - (dump_function_to_file): dump eh tree. - * tree-eh.c (mark_eh_edge): New function. - (mark_eh_edge_found_error): New static variable. - (verify_eh_edges): New function. - -2005-04-25 Nathan Sidwell <nathan@codesourcery.com> - - * tree-ssa-alias.c (fieldoff_t): Remove. - (fieldoff_s): typedef the structure itself. Create a vector of - objects. - (push_fields_onto_fieldstack): Return count of fields pushed. - Remove peeling of first field. Adjust. - (fieldoff_compare): Adjust. - (create_overlap_variables_for): Adjust. - -2005-04-25 Joseph S. Myers <joseph@codesourcery.com> - - * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line. - -2005-04-25 Joseph S. Myers <joseph@codesourcery.com> - - PR bootstrap/21215 - * doc/install.texi: Document correct assembler and linker to use - on i?86-*-solaris2.10. - -2005-04-25 Steven Bosscher <stevenb@suse.de> - - Fix PR tree-optimization/21173 - - * tree-ssa-pre.c (create_expression_by_pieces): Simplify code. - Unshare expression we pass to force_gimple_operand. - -2005-04-25 J"orn Rennecke <joern.rennecke@st.com> - Stephen Clarke <stevec@superh.com> - Roger Sayle <roger@eyesopen.com> - - PR rtl-optimization/20413 - * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of - VOIDmode for LABEL_REF. - * final.c (shorten_branches): Likewise. - * jump.c (mark_all_labels, redirect_exp_1): Likewise. - * loop.c (reg_dead_after_loop): Likewise. - * varasm.c (decode_addr_const): Likewise. - * doc/rtl.texi: Document mode requirement for LABEL_REF. - -2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config.gcc (avr-*-*): Remove redundant "case". - -2005-04-25 Kazu Hirata <kazu@cs.umass.edu> - - * tree-vect-analyze.c (vect_mark_relevant): Take - VEC(tree,heap) instead of varray_type as an argument. - (vect_mark_stmts_to_be_vectorized): Change the type of - worklist to VEC(tree,heap). Adjust uses of worklist. - -2005-04-24 Devang Patel <dpatel@apple.com> - - * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New. - -2005-04-24 Ian Lance Taylor <ian@airs.com> - - * c-semantics.c (build_stmt): Remove test of specific tree codes - for TREE_SIDE_EFFECTS handling. - -2005-04-24 Per Bothner <per@bothner.com> - - * c-opts.c (finish_options): Make the line-number of the <built-in> - location 0, as assumed elsewhere, rather than 1. - -2005-04-24 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-uncprop.c (equiv_stack): Change the type o - VEC(tree,heap). - (tree_ssa_uncprop, uncprop_finalize_block, - uncprop_initialize_block): Update uses of equiv_stack. - -2005-04-24 Richard Henderson <rth@redhat.com> - - PR rtl-opt/21163 - * simplify-rtx.c (simplify_binary_operation) <IOR>: Check - for SCALAR_INT_MODE_P instead of not MODE_CC before returning - constm1_rtx. - <AND, LSHIFTRT, UMIN>: Use CONST0_RTX. - <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX. - <DIV, MOD>: Likewise. - -2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * collect2.c (main): Unlock the stdio streams. - * gcc.c (main): Likewise. - * gcov-dump.c (main): Likewise. - * gcov.c (main): Likewise. - * gen-protos.c (main): Likewise. - * gensupport.c (init_md_reader_args_cb): Likewise. - * protoize.c (main): Likewise. - * toplev.c (general_init): Likewise. - -2005-04-24 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/20991 - * cgraph.h (cgraph_local_info): Add vtable_method field. - * varasm.c (mark_decl_referenced): If cgraph_global_info_ready - and node is vtable_method, finalized and not reachable, don't do - anything. - -2005-04-24 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use - COMPARISON_CLASS_P. - * tree-ssa-pre.c (create_value_expr_from): Use - CONSTANT_CLASS_P and REFERENCE_CLASS_P. - * tree-ssa-propagate.c (stmt_makes_single_load, - stmt_makes_single_store): Use REFERENCE_CLASS_P. - * tree-vect-transform.c (vect_is_simple_cond): Use - COMPARISON_CLASS_P. - * tree-vrp.c (extract_range_from_assert, - build_assert_expr_for, fp_predicate, has_assert_expr): Use - COMPARISON_CLASS_P. - - * tree-ssa-live.c (build_tree_conflict_graph): Change the type - of tpa_to_clear to VEC(int,heap). Update uses of - tpa_to_clear. Free tpa_to_clear at the end. - -2005-04-24 Andrew Pinski <pinskia@physics.uc.edu> - - * tree.h (TREE_THIS_VOLATILE): Document the effect on a - function decl. - -2005-04-24 Nathan Sidwell <nathan@codesourcery.com> - - * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert - and gcc_unreachable as appropriate. - (num_insns_constant, output_vec_const_move, - build_mask64_2_operands, rs6000_output_dwarf_dtprel, - rs6000_emit_set_const, rs6000_emit_move, - spe_build_register_parallel, function_arg, - rs6000_move_block_from_reg, altivec_expand_predicate_builtin, - spe_expand_predicate_builtin, spe_expand_evsel_builtin, - rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins, - rs6000_common_init_builtins, expand_block_clear, - expand_block_move, validate_condition_mode, ccr_bit, extract_MB, - extract_ME, rs6000_get_some_local_dynamic_name, - rs6000_output_function_entry, print_operand, - print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND, - output_cbranch, output_e500_flip_gt_bit, - rs6000_emit_vector_compare, rs6000_emit_vector_compare, - rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move, - compute_save_world_info, rs6000_stack_info, - rs6000_emit_load_toc_table, rs6000_frame_related, - spe_synthesize_frame_save, rs6000_emit_epilogue, - rs6000_output_function_epilogue, rs6000_hash_constant, output_toc, - output_function_profiler, rs6000_trampoline_size, - rs6000_initialize_trampoline, find_addr_reg, - rs6000_machopic_legitimize_pic_address, - rs6000_initial_elimination_offset, - rs6000_dbx_register_number): Likewise. - * config/rs6000/rs6000.md (*fix_truncdfsi2_internal, - *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal, - *movti_power, *movti_string, call, call_value, sibcall, - sibcall_value): Likewise. - * config/rs6000/spe.md (*movdf_e500_double, - *movv2si_internal): Likewise. - * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort' - from comment. - -2005-04-24 Richard Henderson <rth@redhat.com> - - PR target/21101 - * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ... - * config/i386/i386.c (ix86_cannot_change_mode_class): ... here. - Deny modes smaller than 4 bytes. - * config/i386/i386-protos.h: Update. - -2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*. - Switch h8300-*-rtems* to ELF. - -2005-04-24 Kazu Hirata <kazu@cs.umass.edu> - - * vec.h (VEC_safe_grow): Replace grow with safe_grow. - -2005-04-23 Kazu Hirata <kazu@cs.umass.edu> - - * ipa-inline.c, tree-ssa-operands.h: Fix comment typos. - -2005-04-23 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/21082 - * fold-const.c: Fold &a[i]-&a[j] to i-j. - -2005-04-23 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple - definitions of ssa names in condition. Split recusive part to ... - (tree_simplify_using_condition_1): New function. - (expand_simple_operations): New function. - -2005-04-23 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field. - (find_interesting_uses_cond): Do not use integer_zerop and - integer_nonzerop to check for integer constants. - (set_use_iv_cost): Record the value field. - (determine_use_iv_cost_generic, determine_use_iv_cost_address, - determine_use_iv_cost_outer): Set the value field of the cost pair. - (may_eliminate_iv): Do not return the comparison code. - (iv_elimination_compare): New function. - (determine_use_iv_cost_condition): Set the value field. Record - noneliminable invariants correctly. - (rewrite_use_compare, rewrite_use_outer): Use the value field. - -2005-04-23 DJ Delorie <dj@redhat.com> - - * diagnostic.c (warning): Accept parameter to classify warning option. - (warning0): New, for when a pointer to an error() like function is needed. - * errors.c (warning): Likewise. - * errors.h (warning, warning0): Adjust prototypes. - * toplev.h (warning, warning0): Likewise. - - * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c, - c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c, - c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c, - fold-const.c, fortran/trans-decl.c, function.c, gcse.c, - genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c, - reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c, - tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c, - tree-ssa.c, tree.c, varasm.c: Adjust warning() callers. - - * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c, - config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c, - config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c, - config/darwin.c, config/darwin.h, config/h8300/h8300.c, - config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c, - config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c, - config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c, - config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c, - config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h, - config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h, - config/rs6000/aix52.h, config/rs6000/darwin.h, - config/rs6000/rs6000-c.c, config/rs6000/rs6000.c, - config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, - config/sh/symbian.c, config/sol2-c.c, config/sol2.c, - config/stormy16/stormy16.c, config/v850/v850-c.c, - config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning() - callers. - -2005-04-23 Richard Henderson <rth@redhat.com> - - PR rtl-opt/21102 - * simplify-rtx.c (simplify_binary_operation): Fix mode check before - performing some integral scalar simplifications. - -2005-04-23 Richard Henderson <rth@redhat.com> - - PR target/21099 - * config/i386/i386.c (ix86_split_to_parts): Use proper mode when - simplifying CONST_VECTOR. - -2005-04-23 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-live.c (live_worklist): Take a stack allocated on - heap as an argument. Update uses of stack. - (calculate_live_on_entry): Allocate stack on heap. - - * tree-ssa-live.c (build_tree_conflict_graph): Allocate - partition_link and tpa_nodes on heap. - - * tree-ssa-dce.c (worklist): Change to VEC(tree,heap). - (mark_stmt_necessary, propagate_necessity, - mark_really_necessary_kill_operand_phis): Update uses of - worklist. - (tree_dce_init): Allocate worklist using VEC_alloc. - (tree_dce_done): Free worklist using VEC_free. - -2005-04-23 Mike Stump <mrs@apple.com> - - * config/darwin.c (machopic_indirection_name): Don't use - quotes needlessly. - (darwin_emit_unwind_label): Use user_label_prefix instead of - "_". - -2005-04-23 Kazu Hirata <kazu@cs.umass.edu> - - * final.c, ipa-inline.c, varasm.c: Fix comment typos. - -2005-04-23 Hans-Peter Nilsson <hp@axis.com> - - * config.gcc <cris-*>: Specify .opt files. - * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt, - config/cris/linux.opt: New files. - * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES) - (CRIS_SUBTARGET_LONG_OPTIONS): Don't define. - (TARGET_ELF): Override to 0. - (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and - -melinux-stacksize=N. - * config/cris/cris.c: (cris_handle_option): New function. - (TARGET_DEFAULT_TARGET_FLAGS): Override. - (TARGET_HANDLE_OPTION): Override to cris_handle_option. - (cris_override_options): Use MASK_*, not TARGET_MASK_*. - * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO, - (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG) - (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES) - (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL) - (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN) - (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN) - (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN) - (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE) - (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD) - (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF) - (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX) - (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT) - (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES) - (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS) - (CRIS_SUBTARGET_LONG_OPTIONS): Don't define. - (TARGET_LINUX): Define 0. - (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*. - (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF. - (CRIS_SUBTARGET_DEFAULT): New empty default macro. - * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define. - (TARGET_LINUX): Override to 1. - (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*. - -2005-04-23 Nathan Sidwell <nathan@codesourcery.com> - - * haifa-sched.c (schedule_block): Fix thinko in previous - assertification patch. - -2005-04-23 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to - $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*. - (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add - pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to - $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*. - (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add - pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt - for hpux11.[1-9]*. - * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch) - (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags) - (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS) - (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY) - (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING) - (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS) - (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE) - (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS) - (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH) - (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD) - (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20) - (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS) - (SUBTARGET_OPTIONS): Delete. - (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20. - (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000) - instead of a string. - * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string) - (pa_cpu_string, pa_unix_string): Delete. - (pa_cpu): Initialize to TARGET_SCHED_DEFAULT. - (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and - TARGET_HPUX_10_10. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (pa_handle_option): New function. - (override_options): Remove handling of -march=, -mfixed-range=, - -mschedule= and -munix=. - * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete. - * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete. - * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete. - * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete. - * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete. - * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete. - * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before - redefining. - * config/pa/pa.opt: New file. - * config/pa/pa-hpux.opt: New file. - * config/pa/pa-hpux1010.opt: New file. - * config/pa/pa-hpux1111.opt: New file. - * config/pa/pa64-hpux.opt: New file. - -2005-04-22 David S. Miller <davem@davemloft.net> - - * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an - integer when it's mode is VOIDmode not DImode. - -2005-04-22 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/rs6000.md (sync_add<mode>_internal, - sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal, - sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal, - sync_boolc<mode>_internal, sync_boolc<mode>_internal2, - sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use - "bne- $-xxx" rather than local labels. - (sync_lock_release<mode>): Add second operand. - (lwsync): Use .long rather than a more meaningful opcode. - * doc/md.texi (Standard Names): Add description of second - parameter to sync_lock_test_and_set. - -2005-04-23 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21088 - * fold-const.c (fold_unary, fold_binary, fold_ternary): - Export. - * tree-vrp.c (compare_values): Use fold_binary to compare - pointers. Use boolean_type_node as the type of a comparison - expression being folded. - * tree.h: Add prototypes for fold_unary, fold_binary, - fold_ternary. - - * tree-ssa-dom.c: Fix formatting. - -2005-04-22 Diego Novillo <dnovillo@redhat.com> - - * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H. - * lambda-code.c (perfect_nestify): Mark virtual operands in - the moved statement for renaming. - * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define. - (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define. - * params.h (MIN_VIRTUAL_MAPPINGS): Define. - (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define. - * tree-flow.h (struct var_ann_d): Update comments. - (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names, - allocate_ssa_names, find_phi_node_for, dump_tree_ssa, - debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats, - debug_tree_ssa_stats, rewrite_ssa_into_ssa, - dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by, - debug_names_replaced_by): Remove declarations. - (delete_update_ssa, get_current_def, set_current_def): Declare. - (rewrite_into_loop_closed_ssa): Add new argument. Update - all callers. - * tree-into-ssa.c: Include params.h. - (old_virtual_ssa_names): Remove. Update all users. - (need_to_replace_names_p): Remove. Update all users. - (struct update_ssa_stats_d): Declare. - (update_ssa_stats): New local. - (dump_tree_ssa, debug_tree_ssa, debug_def_blocks, - dump_tree_ssa_stats, debug_tree_ssa_stats, - dump_update_ssa, debug_update_ssa, - dump_names_replaced_by, debug_names_replaced_by): Declare. - (get_current_def, set current_def): Make extern. - (is_old_name, is_new_name): Protect against references - past the end of the sets. - (add_new_name_mapping): Assert that OLD and NEW are - different SSA names for the same symbol. - When adding a virtual mapping, update stats for virtual - mapping heuristic. - (insert_phi_nodes_for): If UPDATE_P is true, create the - LHS of the new PHI by duplicating SSA name VAR. - (insert_phi_nodes_1): Remove. Update all users. - (insert_phi_nodes): Remove second argument. Update all - users. - (maybe_replace_use, maybe_replace_def): New. - (rewrite_update_stmt): Call them. - (mark_def_interesting): Remove calls to is_gimple_reg. - (prepare_phi_args_for_update): Remove. Update all users. - (prepare_block_for_update): Only process virtual operands - and GIMPLE registers in normal form. - (prepare_use_sites_for): New. - (prepare_names_to_update): Rename from prepare_def_sites. - Call prepare_use_sites_for. - (dump_update_ssa): Rename from dump_repl_tbl. - Update all users. - Show statistics for virtual mapping heuristic. - (debug_update_ssa): Rename from debug_debug_repl_tbl. - (init_update_ssa): Initialize UPDATE_SSA_STATS. - (delete_update_ssa): Make extern. - (mark_set_for_renaming): If the set is empty, do nothing. - (release_ssa_name_after_update_ssa): Update comment. - (insert_updated_phi_nodes_for): Do not remove existing - PHI nodes for symbols. - (switch_virtuals_to_full_rewrite_p): New. - (switch_virtuals_to_full_rewrite): New. - (update_ssa): Call them. - Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT - for every statement before updating. - If all the names in NEW_SSA_NAMES have been marked for - removal, do nothing. - Only start at the top of the CFG if there are symbols in - SYMS_TO_RENAME. - (ssa_rewrite_finalize_block): Remove. - (ssa_register_new_def): Remove. - (ssa_rewrite_stmt): Remove. - (ssa_rewrite_phi_arguments): Remove. - (ssa_rewrite_initialize_block): Remove. - (ssa_mark_def_sites): Remove. - (ssa_mark_def_sites_initialize_block): Remove. - (ssa_mark_phi_uses): Remove. - (rewrite_ssa_into_ssa): Remove. - * tree-phinodes.c (find_phi_node_for): Remove. - * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): - Call update_ssa. - * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): - Remove calls to verify_dominators and - verify_loop_structure. - (tree_unswitch_single_loop): Call update_ssa. - * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p - returns false. - Call verify_stmts. - (delete_tree_ssa): Assert that need_ssa_update_p returns - false. - * tree-vect-transform.c (vect_transform_loop): Call update_ssa. - * tree-vectorizer.c (allocate_new_names, rename_def_op, - free_new_names): Remove. Update all users. - (rename_use_op): Call get_current_def. - (rename_variables_in_bb): Do not handle any real or - virtual definition. - (slpeel_update_phis_for_duplicate_loop): Call - get_current_def and set_current_def instead of using - SSA_NAME_AUX. - (slpeel_update_phi_nodes_for_guard2): Reformat comments. - (slpeel_can_duplicate_loop_p): Call need_ssa_update_p, - ssa_names_to_replace and delete_update_ssa. - * doc/invoke.texi: Document --param min-virtual-mappings - and --param virtual-mappings-ratio. - -2005-04-22 Diego Novillo <dnovillo@redhat.com> - - * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for - for newly created PHI nodes. - Call create_new_def_for for every new V_MAY_DEF and - V_MUST_DEF on the copied statement. - (struct ssa_name_map_entry): Remove. - (ssa_name_map_entry_hash): Remove. - (ssa_name_map_entry_eq): Remove. - (allocate_ssa_names): Remove. - (rewrite_to_new_ssa_names_def): Remove. - (rewrite_to_new_ssa_names_use): Remove. - (rewrite_to_new_ssa_names_bb): Remove. - (rewrite_to_new_ssa_names): Remove. - (tree_duplicate_sese_region): Remove variables ver, - definitions, phi, ssa_name_map and bi. - Call need_ssa_update_p instead of any_marked_for_rewrite_p. - Call update_ssa. - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call - update_ssa instead of rewrite_ssa_into_ssa. - * tree-ssa-loop-manip.c (add_exit_phis_edge): Call - create_new_def_for. - (find_uses_to_rename_use): Add argument 'need_phis'. - (find_uses_to_rename_stmt): Do not scan virtual operands. - (find_uses_to_rename): Only scan PHI nodes for - non-virtual names. - (rewrite_into_loop_closed_ssa): Call update_ssa. - (check_loop_closed_ssa_use): Ignore virtual operands. - (check_loop_closed_ssa_stmt): Likewise. - (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is - NULL. - (rename_variables, set_phi_def_stmts): Remove. - (tree_duplicate_loop_to_header_edge): Reformat comment. - Remove variables BB, I and DEFINITIONS. - Call need_ssa_update_p. - Call update_ssa. - (lv_adjust_loop_header_phi): Reformat comment. - * tree-ssanames.c (ssa_names_to_rewrite): Remove. - (marked_for_rewrite_p, any_marked_for_rewrite_p, - mark_for_rewrite, unmark_all_for_rewrite, - marked_ssa_names): Remove. Update all users. - (release_ssa_name): If VAR has been registered for SSA - updating, do nothing. - * tree-vrp.c (new_ssa_names, old_ssa_names): Remove. - (build_assert_expr_for): Call register_new_name_mapping. - (insert_range_assertions): Update call to update_ssa. - * tree.h (mark_for_rewrite, unmark_all_for_rewrite, - marked_for_rewrite_p, any_marked_for_rewrite_p, - marked_ssa_names): Remove. - -2005-04-22 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed. - (restore_currdefs_to_original_value): Likewise. - (register_definitions_for_stmt): Likewise. - (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF - for each variable. Do not allocate/free block_defs_stack either. - Do not iterate if we just thread jumps. Only iterate if the - tree_cleanup_cfg does useful work (temporary). - (dom_opt_initialize_block): No longer push a marker on - BLOCK_DEFS_STACK. - (dom_opt_finalize_block): Removal call to restore currdefs. - Relax restrictions for recording edge equivalences. - (record_equivalences_from_phis): No longer need to track - CURRENT_DEF. - (optimize_stmt): Similarly. - (thread_across_edge): Simplify by removing the requirement that - statements in the block we are threading through must be nops. - (initialize_hash_element): Handle GOTO_EXPR. - -2005-04-22 David S. Miller <davem@davemloft.net> - - * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and - CONST_DOUBLE_HIGH. - * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and - fix check on CONST_DOUBLE mode. It should be VOIDmode - when it is representing an integer. - -2005-04-22 Nathan Sidwell <nathan@codesourcery.com> - - * builtins.c (gimplify_va_arg_expr): Reword comments to avoid - 'abort'. Use gcc_assert and gcc_unreachable as appropriate. - * c-format.c (get_constant, decode_format_attr, get_flag_spec, - find_char_info_specifier_index, - find_length_info_modifier_index): Likewise. - * c-typeck.c (composite_type, pop_init_level): Likewise. - * combine.c (cant_combine_insn_p, try_combine): Likewise. - * cse.c (cse_insn): Likewise - * dominance.c (calc_dfs_tree): Likewise - dwarf2out.c (loc_descriptor_from_tree_1, - add_abstract_origin_attribute, force_decl_die, - force_type_die): Likewise - emit-rtl.c (operand_subword_force): Likewise - explow.c (hard_function_value): Likewise - expmed.c (store_bit_field, expand_divmod, - emit_store_flag_force): Likewise - expr.c (emit_move_multi_word, store_expr, - expand_expr_real_1): Likewise - final.c (this_is_asm_operands, shorten_branches, final_scan_insn, - output_operand): Likewise - flow.c (recompute_reg_usage): Likewise - * function.c (assign_stack_temp_for_type, assign_temp, - handle_epilogue_set): Likewise - * genextract.c (main): Likewise - * gimplify.c (mostly_copy_tree_r, gimplify_return_expr, - gimplify_modify_expr_rhs, gimplify_expr): Likewise - * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element, - ready_remove, rm_line_notes, rm_other_notes, - schedule_block): Likewise - mips-tfile.c (copy_object, out_of_bounds): Likewise - -2005-04-22 David Edelsohn <edelsohn@gnu.org> - - PR target/20813 - * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT. - * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to - rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64. - (rs6000_init_libfuncs): Set TFmode optabs to xlq names if - TARGET_XL_COMPAT. - * doc/invoke.texi (PowerPC options): Change rs64a to rs64. - -2005-04-22 Nathan Sidwell <nathan@codesourcery.com> - - * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap). - (gcc_tree_to_linear_expression): Convert to heap allocated - vectors. - (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest, - lbv_to_gcc_expression, lle_to_gcc_expression, - lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, - perfect_nestify): Likewise. - lambda.h (gcc_loopnest_to_lambda_loopnest, - lambda_loopnest_to_gcc_loopnest): Likewise. - tree-loop-linear.c (linear_transform_loops): Likewise. - -2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/predicates.md (arith_double_operand): Use - trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64. - * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode. - (DImode, DFmode constant splitters): Likewise. Remove code for - TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64. - (logical constant splitters): Use const_int_operand predicate. - (lshrsi3_extend): Remove code for TARGET_ARCH64 && - HOST_BITS_PER_WIDE_INT < 64. - -2005-04-22 Nathan Sidwell <nathan@codesourcery.com> - - * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and - gcc_unreachable as appropriate. - (force_mode, emit_move_sequence, singlemove_string, - output_move_double, output_fp_move_double, find_addr_reg, - output_block_move, output_block_clear, output_and, - output_64bit_and, output_ior, output_64bit_ior, store_reg_modify, - pa_adjust_cost, pa_issue_rate, print_operand, - output_global_address, output_arg_descriptor, output_cbranch, - output_lbranch, output_bb, output_bvb, output_dbra, output_movb, - output_call): Likewise. - * config/pa/pa.md (call, call_value, sibcall, sibcall_value, - prefetch, prefetch_cc, prefetch_nocc): Likewise. - -2005-04-22 Zdenek Dvorak <dvorakz@suse.cz> - - * Makefile.in (LIBGCOV): Add _gcov_interval_profiler, - _gcov_pow2_profiler and _gcov_one_value_profiler. - (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency. - (GTFILES): Add $(srcdir)/tree-profile.c. - * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler, - __gcov_one_value_profiler): Declare. - * gimplify.c (force_gimple_operand): Check whether the statements - should be produced in ssa form. - (force_gimple_operand_bsi): New function. - * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler, - __gcov_one_value_profiler): New functions. - * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether - the profiled value is a power of two or not. - * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks. - * tree-flow.h (in_ssa_p): Declare. - (force_gimple_operand_bsi): Declare. - * tree-into-ssa.c (in_ssa_p): New variable. - (rewrite_into_ssa): Set in_ssa_p. - * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p. - * tree-profile.c: Include ggc.h and gt-tree-profile.h. - (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn, - tree_one_value_profiler_fn): New variables. - (tree_init_edge_profiler): Initialize the profiler function decls. - (tree_gen_edge_profiler): Use global gcov_type_node. - (prepare_instrumented_value): New function. - (tree_gen_interval_profiler, tree_gen_interval_profiler, - tree_gen_one_value_profiler): Call the library functions instead of - creating instrumentation code. - * tree.c (build_fn_decl): New function. - * tree.h (build_fn_decl): Declare. - * value-prof.c (rtl_divmod_values_to_profile, - rtl_find_values_to_profile, rtl_mod_pow2_value_transform, - tree_mod_pow2_value_transform, tree_find_values_to_profile): - Do not handle may_be_other and precise values of exponents at pow2 - profiler. - (tree_mod_subtract_transform): Reflect that value field of - histogram has changed meaning. - (tree_divmod_values_to_profile): Record the values correctly. - (tree_values_to_profile): Update comment. - * value-prof.h (struct histogram_value_t): Remove pow2 data. - -2005-04-22 Joseph S. Myers <joseph@codesourcery.com> - - * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN - (decl). - -2005-04-22 Nathan Sidwell <nathan@codesourcery.com> - - * config/i386/i386.md (length_immediate): Use gcc_assert or - gcc_unreachable, as appropriate. - (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf, - *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387, - *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64, - *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64, - *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3, - *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1, - *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1, - *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1, - *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1, - *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext, - *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, - *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp, - pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64, - pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse, - *prefetch_sse_rex): Likewise. - * config/i386/predicates.md (x86_64_immediate_operand, - x86_64_zext_immediate_operand, symbolic_operand, - no_seg_address_operand, aligned_operand, - memory_displacement_operand): Likewise. - * config/i386/sse.md (*mov<mode>_internal, - *movv2df_internal): Likewise. - -2005-04-22 Jan Hubicka <jh@suse.cz> - - * Makefile.in (ipa.o, ipa-inline.o): New files. - * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder, - cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes, - cgraph_mark_inline_edge, cgraph_default_inline_p): Declare. - * cgraphunit.c (cgraph_default_inline_p, - cgraph_decide_inlining_incrementally, ncalls_inlined, - nfunctions_inlined, initial_insns, overall_insns, - cgraph_estimate_size_after_inlining, cgraph_estimate_growth, - cgraph_clone_inlined_nodes, cgraph_mark_inline_edge, - cgraph_mark_inline, cgraph_check_inline_limits, - cgraph_default_inline_p, cgraph_recursive_inlining_p, - update_callee_keys, lookup_recursive_calls, - cgraph_decide_recursive_inlining, cgraph_set_inline_failed, - cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining, - cgraph_decide_inlining_incrementally, cgraph_gate_inlining, - pass_ipa_inline): Move to ipa-inline.c - (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c - * ipa.c: New file. - * ipa-inline.c: New file. - -2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr> - - * doc/invoke.texi (SPARC options): Document that -mapp-regs - is turned off by default on Solaris. - -2005-04-21 Roger Sayle <roger@eyesopen.com> - - * c-common.h (objc_build_method_signature): Update prototype. - * stub-objc.c (objc_build_method_signature): Update the stub - implementation to accept and ignore additional parameter. - * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass - the value of ellipsis to objc_build_method_signature instead - of setting TREE_OVERFLOW on the parms TREE_LIST node. - -2005-04-21 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New. - * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use - gen_rtx_* not gen_rtx_fmt_*. - (rs6000_emit_vector_select): Likewise. - (rs6000_emit_sync): New. - * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros. - (larx, stcx, cmp): New mode substitutions. - (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, - UNSPEC_ISYNC): New constants. - (rlwinm): Give name. - (memory_barrier, isync, lwsync): New insns. - (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn. - (sync_lock_release<mode>): New expander. - (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>, - sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>, - sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>, - sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>, - sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>, - sync_new_xor<mode>, sync_new_nand<mode>): New expanders. - (sync_add<mode>_internal, sync_addshort_internal, - sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal, - sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal, - sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns. - - * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0 - is the memory before, not after, the operation. Clarify - barrier requirements. - -2005-04-21 Nathan Sidwell <nathan@codesourcery.com> - - * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'. - * lambda.h (lambda_vector_min_nz): Likewise. - * langhooks.h (struct lang_hooks_for_types, - struct lang_hooks): Likewise. - * output.h (assemble_integer, this_is_asm_operands): Likewise. - * tree.h: Likewise. - * vec.h: Likewise. - * tree-flow-inline.h (relink_imm_use): Use gcc_assert. - - * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword - comments to avoid 'abort'. Use gcc_assert as necessary. - * opts.c (common_handle_option): Likewise. - * pretty-print.c (pp_base_format_text): Likewise. - * print-rtl.c (print_rtx): Likewise. - * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise. - * regmove.c (try_auto_increment): Likewise. - * reload.c (find_valid_class, find_reloads_toplev, - find_equiv_reg): Likewise. - * reload1.c (reload, forget_old_reloads_1, function_invariant_p, - merge_assigned_reloads): Likewise. - * tree-inline.c (inline_forbidden_p_1, - estimate_num_insns_1): Likewise. - * tree-optimize.c (execute_todo): Likewise. - * tree-outof-ssa.c (eliminate_phi): Likewise. - * tree-ssa-alias.c (add_pointed_to_expr): Likewise. - * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise. - * tree-ssa-operands.c (parse_ssa_operands, - get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise. - * tree-ssa-pre.c (find_or_generate_expression): Likewise. - * tree-ssanames.c (release_ssa_name): Likewise. - * tree.c (int_bit_position, int_byte_position, tree_low_cst, - walk_tree): Likewise. - - * tree-ssa-operands.c (verify_abort): Fold into .. - (verify_imm_links): ... here. - -2005-04-21 Richard Henderson <rth@redhat.com> - - * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints - on non-memory operand for previous inversion. - -2005-04-21 Devang Patel <dpatel@apple.com> - - PR optimization/20994 - * tree-if-conv.c (find_phi_replacement_condition): Avoid generating - x = !(a == b) : p , q;. - (pass_if_conversion): Verify stmts and flow. - -2005-04-21 Nathan Sidwell <nathan@codesourcery.com> - - * optabs.c (gen_conditional_trap): Restore #define. - - * alias.c (true_dependence): Remove 'abort' from comments. Use - gcc_assert and gcc_unreachable as appropriate. - (canon_true_dependence): Likewise. - * bb-reorder.c (connect_traces): Likewise. - * c-common.c (c_add_case_label): Likewise. - * c-decl.c (finish_function): Likewise. - * caller-save.c (insert_restore, insert_save): Likewise. - * cfg.c (update_bb_profile_for_threading): Likewise. - * cfganal.c (flow_active_insn_p): Likewise. - * cfgexpand.c (add_reg_br_prob_note): Likewise. - * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge, - cfg_layout_merge_blocks): Likewise. - * ifcvt.c (cond_exec_process_insns, merge_if_block, - find_if_block): Likewise. - * integrate.c (allocate_initial_values): Likewise. - * jump.c (reverse_condition, reverse_condition_maybe_unordered, - swap_condition, unsigned_condition, signed_condition, - mark_jump_label, invert_jump_1, rtx_renumbered_equal_p, - reg_or_subregno): Likewise. - * lambda-code.c (lambda_compute_auxillary_space, - lambda_transform_legal_p): Likewise. - * lambda-mat.c (lambda_matrix_inverse_hard): Likewise. - * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to, - lhd_incomplete_type_error, lhd_expand_expr, - lhd_types_compatible_p, lhd_tree_size): Likewise. - * lcm.c (create_pre_exit, optimize_mode_switching): Likewise. - * local-alloc.c (update_equiv_regs): Likewise. - * loop-unroll.c (peel_loop_completely - unroll_loop_constant_iterations, unroll_loop_runtime_iterations, - peel_loop_simple, unroll_loop_stupid, - analyze_iv_to_split_insn): Likewise. - * loop.c (gen_prefetch, find_and_verify_loops, - basic_induction_var): Likewise. - * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise. - * value-prof.c (tree_find_values_to_profile): Likewise. - * varasm.c (named_section, default_assemble_integer, - decode_addr_const): Likewise. - -2005-04-21 Alan Modra <amodra@bigpond.net.au> - Fariborz Jahanian <fjahanian@apple.com> - - * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of - portion of argument passed in fpr. - * expr.c (emit_push_insn): Fix computation of 'offset' used to - decide on partial argument save on stack. - -2005-04-21 Kazu Hirata <kazu@cs.umass.edu> - - * config/sparc/predicates.md, config/sparc/sparc.md: Fix - comment typos. - -2005-04-21 Jan Hubicka <jh@suse.cz> - - * cgraphunit.c: Include tree-pass.h - (cgraph_decide_recursive_inlining, - cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed, - cgraph_decide_inlining): Dump goes to dump_file. - (cgraph_optimize): Call ipa passes instead of inliner. - (cgraph_gate_inlining, pass_ipa_inline): New. - * tree-optimize.c (all_ipa_passes): New static variable. - (register_one_dump_file): Dead with IPA passes. - (register_dump_files): Likewise. - (init_tree_optimization_passes): Initialize IPA passes. - (execute_todo): Do cgraph dump when asked to, do not dump function body - for IPA pass. - * tree-pass.h (TODO_dump_cgraph): New macro. - (ipa_passes): Declare. - * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h - -2005-04-21 Nathan Sidwell <nathan@codesourcery.com> - - * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and - gcc_assert instead of abort. - (classify_argument, examine_argument, construct_container, - contains_128bit_aligned_vector_p, ix86_check_movabs, - standard_80387_constant_opcode, standard_80387_constant_rtx, - ix86_initial_elimination_offset, ix86_compute_frame_layout, - pro_epilogue_adjust_stack, ix86_expand_epilogue, - ix86_address_cost, legitimate_address_p, legitimize_pic_address, - legitimize_tls_address, output_pic_addr_const, - i386_output_dwarf_dtprel, put_condition_code, print_reg, - get_some_local_dynamic_name, print_operand, print_operand_address, - output_387_binary_op, emit_i387_cw_initialization, - output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt, - ix86_expand_clear, ix86_expand_binary_operator, - ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode, - ix86_cc_modes_compatible, ix86_fp_comparison_codes, - ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare, - ix86_expand_branch, ix86_expand_setcc, - ix86_expand_carry_flag_compare, ix86_expand_fp_movcc, - ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move, - ix86_expand_movmem, ix86_expand_call, assign_386_stack_local, - memory_address_length, ix86_attr_length_immediate_default, - ix86_attr_length_address_default, ix86_agi_dependant, - x86_initialize_trampoline, ix86_init_mmx_sse_builtins, - ix86_expand_binop_builtin, ix86_force_to_memory, - ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts, - x86_emit_floatuns): Likewise. - * config/i386/netware.c (gen_regparm_prefix, - i386_nlm_strip_name_encoding): Likewise. - * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise. - -2005-04-21 Nathan Sidwell <nathan@codesourcery.com> - - * optabs.c (gen_condiational_trap): Remove #define. - (add_equal_note): Assertify. Remove explicit indirection from - call via function pointer. - (expand_ternary_op, expand_simple_binop, expand_binop, - expand_twoval_unop, expand_twoval_binop, - expand_twoval_binop_libfunc, expand_simple_unop expand_unop, - emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn, - prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns, - prepare_float_lib_cmp, emit_conditional_move, - emit_conditional_add, gen_add2_insn, gen_add3_insn, - have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn, - expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap, - vector_compare_rtx, expand_vec_cond_expr): Likewise. - -2005-04-21 Nathan Sidwell <nathan@codesourcery.com> - - * vec.h: Update API to separate allocation mechanism from type. - (VEC_safe_grow): New. - * vec.c (calculate_allocation): New. - (vec_gc_o_reserve, vec_heap_o_reserve): Adjust. - (vec_gc_free, vec_heap_free): Remove. - * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust. - (VEC): Likewise. - (mangle_macro_name): New. - (struct macro_def): New. - (struct macro): Add multiple argument values. - (macro_expans_end): New. - (push_macro_expansion): Chain on new macro. Process multiple - args, create follow on expansion. Return follow on argument. - (macro_input): Deal with multiple arguments. - - * tree.h: Define VEC(tree,heap) and VEC(tree,gc). - (struct tree_binfo): Adjust. - * basic-block.h: Define VEC(edge,gc). - (struct edge_def): Adjust. - (struct basic_block_def, struct edge_iterator): Likewise. - (ei_container, ei_start_1, ei_last_1): Likewise. - * cfg.c (connect_src, connect_dest): Likewise. - * cfgrtl.c (force_nonfallthru_and_redirect) - * dbxout.c (dbxout_type) - * dwarf2out.c (gen_member_die) - * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc). - (gcc_tree_to_linear_expression): Adjust. - (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest, - lbv_to_gcc_expression, lle_to_gcc_expression, - lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, - perfect_nestify): Likewise. - * lambda.h (gcc_loopnest_to_lambda_loopnest, - lambda_loopnest_to_gcc_loopnest): Adjust prototypes. - * profile.c (instrument_values): Adjust. - * tree-cfg.c (modified_noreturn_calls): Adjust. - (remove_fallthru_edge): Likewise. - * tree-dump.c (dequeue_and_dump): Adjust. - * tree-flow-inline.h (mark_stmt_modified): Adjust. - * tree-flow.h (modified_noreturn_calls): Adjust. - (tree_on_heap): Remove. (yay!) - (register_new_def): Adjust. - * tree-into-ssa.c: Define VEC(int,heap). - (block_defs_stack): Adjust. - (find_idf, insert_phi_nodes, register_new_def, - rewrite_initialize_block, rewrite_finalize_block, - register_new_update_single, rewrite_update_init_block, - rewrite_update_fini_block, rewrite_blocks, - ssa_rewrite_finalize_block, ssa_register_new_def, - ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise. - * tree-loop-linear.c (linear_transform_loops): Adjust. - * tree-ssa-alias.c: Define VEC(fieldoff_t,heap). - (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust. - * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack, - stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack, - vrp_variables_stack): Adjust declarations. - (tree_ssa_dominator_optimize): Adjust. - (dom_opt_initialize_block, remove_local_expressions_from_table, - restore_nonzero_vars_to_original_value, - restore_vars_to_original_value, - restore_currdefs_to_original_value, dom_opt_finalize_block, - record_var_is_nonzero, record_cond, record_const_or_copy_1, - optimize_stmt, update_rhs_and_lookup_avail_expr, - lookup_avail_expr, record_range): Likewise. - * tree-ssa-pre.c: Define VEC(basic_block,heap). - (compute_antic_aux): Adjust. - (inserted_exprs, create_expression_by_pieces, - insert_into_preds_of_block, eliminate, mark_operand_necessary, - remove_dead_inserted_code, fini_pre): Likewise. - * tree-ssa-propagate.c (interesting_ssa_edges): Adjust. - (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. - ssa_prop_init): Likewise. - * tree-ssa.c: Define VEC(bitmap,heap). - (verify_name_tags): Adjust. - * value-prof.c (rtl_divmod_values_to_profile): Adjust. - (insn_prefetch_values_to_profile, rtl_find_values_to_profile, - tree_divmod_values_to_profile, tree_find_values_to_profile, - value_profile_transformations): Likewise. - * value-prof.h: Define VEC(histogram_value,heap). - * varasm.c: Remove alias_pair pointer typedef, define - VEC(alias_pair,gc). - (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust. - - * config/pa/pa.c (typedef extern_symbol): Typedef the structure, - not a pointer to it. Create an object vector. - (extern_symbols): Turn into an object vector. - (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust. - -2005-04-21 Sebastian Pop <pop@cri.ensmp.fr> - - PR/20742 - * Makefile.in (tree-chrec.o): Depend on params.h. - * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with - default value 20. - * tree-chrec.c: Depend on params.h. Replace build with buildN, - and fold build with fold_buildN. - (chrec_fold_plus_1): Fail with a chrec_don_know when the size of - the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE. - (tree_contains_chrecs): Compute an estimation of the size of the - given expression. - * tree-chrec.h (tree_contains_chrecs): Modify its declaration. - (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs. - * tree-scalar-evolution.c (simple_iv): Ditto. - * doc/invoke.texi (scev-max-expr-size): Documented. - -2005-04-21 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options. - (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt. - (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt. - (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt. - (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*) - (i[34567]86-*-uwin*): Likewise i386/cygming.opt. - * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue) - (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete. - * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue) - (darwin_fix_and_continue_switch): Delete. - * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete. - (SUBTARGET_SWITCHES): Delete. - * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD) - (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS) - (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER) - (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS) - (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX) - (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A) - (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT) - (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387) - (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS) - (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP) - (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387) - (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER) - (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete. - (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS. - (TARGET_64BIT): Undef before redefining. - (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE) - (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE) - (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A) - (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES) - (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS) - (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string) - (ix86_asm_string, ix86_regparm, ix86_regparm_string) - (ix86_preferred_stack_boundary_string, ix86_branch_cost_string) - (ix86_debug_arg_string, ix86_debug_addr_string) - (ix86_align_loops_string, ix86_align_jumps_string) - (ix86_align_funcs_string): Delete. - * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT) - (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete. - * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete. - (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210. - * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete. - * config/i386/sco5.h (MASK_COFF, TARGET_ELF) - (SUBTARGET_SWITCHES): Delete. - * config/i386/i386.c (ix86_debug_arg_string): Delete. - (ix86_debug_addr_string): Delete. - (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string) - (ix86_fpmath_string, ix86_regparm_string, ix86_regparm) - (ix86_align_loops_string, ix86_align_jumps_string) - (ix86_preferred_stack_boundary_string, ix86_branch_cost_string) - (ix86_align_funcs_string): Make static. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (ix86_handle_option): New function. - (TARGET_USE_MS_BITFIELD_LAYOUT): Delete. - (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT. - * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling - of darwin_fix_and_continue_switch. - (darwin_one_byte_bool): Delete. - * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete. - * config/rs6000/rs6000.c (rs6000_override_options): Update assignment - to darwin_one_byte_bool. - * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt, - * config/i386/djgpp.opt, config/i386/i386.opt, - * config/i386/sco5.opt: New files. - -2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (reg_or_0_operand, const1_operand, - fp_zero_operand, fp_register_operand, intreg_operand, - fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand, - call_operand, call_operand_address, tgd_symbolic_operand, - tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand, - symbolic_operand, symbolic_memory_operand, label_ref_operand, - sp64_medium_pic_operand, data_segment_operand, - text_segment_operand, splittable_symbolic_memory_operand, - reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand, - eq_or_neq, normal_comp_operator, noov_compare_op, - noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop, - cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand, - const64_operand, const64_high_operand, arith11_operand, - arith10_operand, arith_double_operand, arith_double_4096_operand, - arith_double_add_operand, arith11_double_operand, - arith10_double_operand, small_int, small_int_or_double, - uns_small_int, uns_arith_operand, clobbered_register, - input_operand, compare_operand): Delete. - (sparc_emit_set_const32): Use predicates in assertion. Remove special - code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64. - (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32. - (GEN_HIGHINT64, GEN_INT64): Delete. - (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64, - gen_safe_XOR64): Adjust for above deletion. - (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs. - Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask. - (legitimate_constant_p): Use const_zero_operand instead. - (sparc_extra_constraint_check): Likewise. - * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'. - (PREFERRED_RELOAD_CLASS): Use const_zero_operand. - (PREDICATE_CODES): Delete. - * config/sparc/sparc.md: Include predicates.md. - (All patterns): Adjust for new predicate names. - (cmpdi, cmpdi_sp64): Use arith_operand predicate. - (movhi_const64_special, movsi_const64_special): Add 'K' constraint. - (movdi): Use general_operand predicate. - (movdi_sp64_dbl): Delete. - (movdi_const64_special): Add 'N' constraint. - (movdicc): Use arith10_operand predicate. - (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate. - (movdi_cc_reg_sp64): Use arith10_operand predicate. - (movdi_cc_reg_sp64_trunc): Delete. - (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand. - (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand. - (subdi3_sp32): Delete. - (subdi3_insn_sp32): Change to define_insn_and_split. - (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand. - (muldi3, muldi3_sp64, muldi3_v8plus): Likewise. - (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus, - umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use - small_int_operand predicate. - (divdi3, udivdi3): Use arith_operand predicate. - (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand. - (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64, - xor_not_<V64I:mode>_sp64) : Use arith_operand predicate. - (xordi3_sp64_dbl): Delete. - (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not, - cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set, - cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not, - cmp_ccx_set_not): Use arith_operand predicate. - (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand. - * config/sparc/predicates.md: New file. - -2005-04-21 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/14846 - * fold-const.c (fold_single_bit_test_into_sign_test): New, - split out from ... - (fold_single_bit_test): ... here. - (fold_binary): Call fold_single_bit_test_into_sign_test - instead of fold_single_bit_test. - -2005-04-20 James E Wilson <wilson@specifixinc.com> - - PR c++/20805 - * dwarf2out.c (gen_variable_die): Don't emit a specification if this - is another declaration. - -2005-04-21 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/predicates.md: New file. - * config/cris/cris-protos.h (cris_store_multiple_op_p) - (cris_movem_load_rest_p): Declare. - * config/cris/cris.c (cris_store_multiple_op): Return bool, not int. - (cris_movem_load_rest_p): Ditto. Globalize. - (cris_bdap_operand, cris_bdap_biap_operand, - cris_orthogonal_operator, cris_commutative_orth_op, - cris_operand_extend_operator, - cris_additive_operand_extend_operator, cris_extend_operator, - cris_plus_or_bound_operator, cris_mem_op, - cris_general_operand_or_symbol, - cris_general_operand_or_gotless_symbol, - cris_general_operand_or_plt_symbol, cris_mem_call_operand, - cris_load_multiple_op): Remove predicate functions. - (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't - abort, for UNSPECs other than CRIS_UNSPEC_PLT. - * config/cris/cris.h (PREDICATE_CODES): Don't define. - * config/cris/cris.md: Include predicates.md. - ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode. - -2005-04-20 Ian Lance Taylor <ian@airs.com> - - * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def). - * c-common.h (STMT_EXPR_STMT): Don't define. - (STMT_EXPR_NO_SCOPE): Don't define. - * c-dump.c (c_dump_tree): Don't handle STMT_EXPR. - * c-pretty-print.c (pp_c_primary_expression): Likewise. - (pp_c_expression): Likewise. - -2005-04-20 Richard Henderson <rth@redhat.com> - - PR target/21100 - * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko. - -2005-04-20 Jeff Law <law@redhat.com> - - * reload1.c (reload): Ignore equivalences between pseudos and - read only memory. - -2005-04-20 Joseph S. Myers <joseph@codesourcery.com> - - PR c/12913 - * c-tree.h (struct c_label_list): Update comment. - (struct c_label_context): Rename to struct c_label_context_se. - (label_context_stack): Rename to label_context_stack_se. - (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct - c_label_context_vm, label_context_stack_vm, c_begin_vm_scope, - c_end_vm_scope): New. - (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK. - * c-decl.c (pop_scope): Call c_end_vm_scope. - (pushdecl): Call c_begin_vm_scope for variably modified - declarations. - (define_label): Check for jumping into scope of identifier with - variably modified type. Push label on stack for those defined at - current context of identifiers with variably modified type. - (start_function): Create stack level for context of identifiers - with variably modified type. - (finish_function): Pop stack level for context of identifiers with - variably modified type. - * c-typeck.c (label_context_stack): Rename to - label_context_stack_se. - (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New. - (c_finish_goto_label): Check for jumping into scope of identifier - with variably modified type. Push label on stack for those jumped - to from current context of identifiers with variably modified - type. - (struct c_switch): Add blocked_vm. - (c_start_case): Initialize blocked_vm. - (do_case): Check blocked_vm. - (c_finish_case): Add comment. - (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed - variable label_context_stack. - -2005-04-20 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to - conditional_replacement, value_replacement, abs_replacement, - minmax_replacement. - (replace_phi_edge_with_variable): Remove argument BB. - (conditional_replacement, value_replacement, - minmax_replacement, abs_replacement): Remove argument PHI_BB. - Update a call to replace_phi_edge_with_variable. - - * tree-ssa-phiopt.c: Fix comments. - -2005-04-20 Michael Matz <matz@suse.de> - - PR20973 - * reload.c (push_reload, find_dummy_reload): Check for uninitialized - pseudos. - -2005-04-20 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-phiopt.c: Fix comment typos. - - PR tree-optimization/21116 - * tree-ssa-phiopt.c: Fix a typo. - -2005-04-19 Richard Henderson <rth@redhat.com> - - * builtins.c (expand_builtin_sync_operation): Revert last change. - * optabs.c (expand_bool_compare_and_swap): Compare vs old value, - not vs new value. - (expand_compare_and_swap_loop): Likewise. - (expand_sync_operation): Remove fallback from NAND to AND; invert - memory operand when expanding from cmpxchg. - (expand_sync_fetch_operation): Likewise. - * doc/extend.texi (Atomic Builtins): Fix docs for nand and - compare-and-swap. - - * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand - when implementing NAND. Fix double-add for AFTER. - * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand. - (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise. - (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old - memory value. - (sync_lock_test_and_set<I48MODE>): Remove extra label and last - memory barrier. - - * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern - to return old memory value. - (sync_compare_and_swap_cc<IMODE>): Likewise. - - * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early - return pre-reload. Don't consider output or anti dependencies. - * config/ia64/sync.md (IMODE): New. - (modesuffix): Add QI and HI. - (memory_barrier): Simplify expansion. - (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE. - (cmpxchg_acq_<IMODE>): Likewise. - (sync_lock_test_and_set<IMODE>): Likewise. - (sync_lock_release<IMODE>): Likewise. - -2005-04-19 James A. Morrison <phython@gcc.gnu.org> - - * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if - ~X or ~Y simplify. - -2005-04-19 James A. Morrison <phython@gcc.gnu.org> - - * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y. - -2005-04-20 Michael Pogue <michael.pogue@sun.com> - Joseph S. Myers <joseph@codesourcery.com> - - * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options. - * c-typeck.c (build_c_cast): Check these options. - * doc/invoke.texi: Document these options. - -2005-04-20 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-phiopt.c: Update a comment about the pass. - -2005-04-19 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md, - config/mcore/mcore.c: Fix comment typos. - -2005-04-19 Daniel Jacobowitz <dan@codesourcery.com> - - * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET. - * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc. - -2005-04-19 Paul Brook <paul@codesourcery.com> - - * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. - -2005-04-19 Andrew Haley <aph@redhat.com> - - PR java/21022 - * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before - looking at a field's bitpos. - -2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * system.h (fopen, fdopen, freopen): Define these to the unlocked - libiberty functions. - -2005-04-19 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21096 - * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of. - -2005-04-19 Alan Modra <amodra@bigpond.net.au> - - PR target/21098 - * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New. - * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above. - -2005-04-19 Alexandre Oliva <aoliva@redhat.com> - - * tree-cfg.c (dump_function_to_file): Use cfun info only if it - refers to the function being dumped. - -2005-04-18 Daniel Jacobowitz <dan@codesourcery.com> - - * varasm.c (assemble_start_function): Remove reset of in_section. - -2005-04-18 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/21085 - * fold-const (fold_binary): Don't change X % -C to X % C if C has - overflowed. - -2005-04-19 Ben Elliston <bje@au.ibm.com> - - * doc/invoke.texi (Optimize Options): Refer to the correct - optimisation flag -ftree-dominator-opts, not -ftree-dom. - -2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr> - - * config/rs6000/rs6000.c (machopic_output_stub): Increase - alloca argument to be big enough. - -2005-04-18 Alexandre Oliva <aoliva@redhat.com> - - PR middle-end/21049 - * tree-cfg.c (dump_function_to_file): Do not crash if cfun or - cfun->cfg are NULL. - -2005-04-18 Tom Tromey <tromey@redhat.com> - - * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment - typo. - -2005-04-18 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.c (alpha_split_atomic_op): New. - (alphaev5_insn_pipe): Add LD_L, ST_C, MB types. - (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes. - * config/alpha/alpha-protos.h: Update. - * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New. - (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New. - (attr type): Add ld_l, st_c, mb. - (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal, - iornotsi3, xorsi_internal, xornotsi3): New. - * config/alpha/ev4.md (ev4_ld): Add ld_l. - (ev4_ist_c, ev4_mb): New. - * config/alpha/ev5.md (ev5_st): Add st_c, mb. - (ev5_ld_l): New. - * config/alpha/ev6.md (ev6_ild): Add ld_l. - (ev6_ist): Add st_c. - (ev6_mb): New. - * config/alpha/sync.md: New file. - -2005-04-18 Richard Henderson <rth@redhat.com> - - * builtins.c (expand_builtin_sync_operation): Fold nand to and - for constants. - - * optabs.c (expand_sync_operation): Fix typo expanding nand to and. - -2005-04-18 Devang Patel <dpatel@apple.com> - - * config/rs6000/atlivec.md (mulv4si3): New pattern. - -2005-04-18 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/20922 - * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false. - Fold X + c >= X and fold X - c <= X to true. - -2005-04-18 James A. Morrison <phython@gcc.gnu.org> - - * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an - unsigned int. - (emergency_labeled_state_free): Likewise. - -2005-04-18 Nick Clifton <nickc@redhat.com> - - * config/h8300/h8300.md (jump): Remove prescan parameter from - calls to final_scan_insn. - - * config/arc/arc.c (arc_output_function_epilogue): Remove prescan - parameter from calls to final_scan_insn. - - * config.gcc (m68hc12): Use the m68hc11.opt file for target - specific options. - (v850e, v850e1): Use the v850.opt file for target specific - options. - -2005-04-18 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21001 - * tree-optimize.c (init_tree_optimization_passes): Move the - first pass_forwprop immediately before pass_vrp. - -2005-04-17 Ian Lance Taylor <ian@airs.com> - - * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove. - * c-common.c (c_sizeof_or_alignof_type): Change second parameter - from enum tree_code op to bool is_sizeof. - * c-common.h (c_sizeof_or_alignof_type): Update declaration. - (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type. - * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR - case. - (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR - cases. - (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and - ALIGNOF_EXPR cases. - -2005-04-17 Ian Lance Taylor <ian@airs.com> - - * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE. - -2005-04-17 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.c (va_list_skip_additions): Only define if - TARGET_ABI_OSF. - (TARGET_STDARG_OPTIMIZE_HOOK): Likewise. - (alpha_stdarg_optimize_hook): Likewise. Allow for one more round - of indirection through ssa names while looking for the gpr counter - field. - (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the - saved va_list_gpr_size and va_list_fpr_size. - -2005-04-17 Kazu Hirata <kazu@cs.umass.edu> - - * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are - both pointers or both integers. - - * tree-vrp.c (maybe_add_assert_expr): Don't assert - ASSERT_EXPRs for single-use variable. - - * tree-into-ssa.c: Fix a comment typo. - -2005-04-17 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as - -mipsN before forcing a default of -mips2. - -2005-04-17 Kazu Hirata <kazu@cs.umass.edu> - - * predict.h (IS_TAKEN): Remove. - * rtl.h (NOTE_PREDICTION): Likewise. - - * modulo-sched.c (CFG_HOOKS): Remove. - - * c-parser.c (N_C_TTYPES): Remove. - - * tree-flow-inline.h (get_stmt_operands): Remove. - * lambda-code.c, tree-ssa-loop-unswitch.c, - tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c, - tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c, - tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove - calls to get_stmt_operands. - * doc/tree-ssa.texi: Don't mention get_stmt_operands. - -2005-04-17 Richard Henderson <rth@redhat.com> - - PR target/20375 - * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy - of CUMULATIVE_ARGS past the last named argument. - (alpha_va_start): Expect pretend_args_size only if strictly less than - 6 named arguments. - -2005-04-17 Kazu Hirata <kazu@cs.umass.edu> - - PR middle-end/21024 - * builtins.c (expand_builtin_strcat): Convert the result of - strlen to the right type. - * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to - avoid creating type mismatches. - <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating - type mismatches. - - * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove. - -2005-04-16 Richard Henderson <rth@redhat.com> - - PR target/21051 - * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>: - Use the mode of boolean_type_node when the user doesn't provide one. - * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1. - -2005-04-16 Alexandre Oliva <aoliva@redhat.com> - - PR target/20126 - * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg) - (const)). - - * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in - comment. - -2005-04-16 Roger Sayle <roger@eyesopen.com> - Steven Bosscher <stevenb@suse.de> - - * fold-const.c (fold_binary_to_constant): Delete obsolete comment. - (fold_unary_to_constant): Likewise. - -2005-04-16 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES, - PROP_ASM_SCAN. - -2005-04-16 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/install.texi (Specific): Avoid using asterisks in @anchor - names related to target triplets. - Remove i?86-*-esix from platform directory. - Remove powerpc-*-eabiaix from platform directory. - -2005-04-16 Joseph S. Myers <joseph@codesourcery.com> - - PR middle-end/20491 - * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of - falling through from SUBREG case to REG. - -2005-04-15 Roger Sayle <roger@eyesopen.com> - - * fold-const.c (fold_relational_hi_lo): Delete function and prototype. - (fold_binary): Update comment mentioning fold_relational_hi_lo. - (fold_binary_to_constant): Simplify using fold_binary. - (fold_unary_to_constant): Likewise, simplify using fold_unary. - -2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> - - * gthr-posix.c (pthread_cancel): Define. - (pthread_mutexattr_init): Likewise. - (pthread_mutexattr_settype): Likewise. - (pthread_mutexattr_destroy): Likewise. - -2005-04-15 David S. Miller <davem@davemloft.net> - - PR target/20673 - * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()). - -2005-04-15 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21031 - * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New. - (forward_propagate_into_cond_1): Call it. Forward propagate - integer-integer casts into COND_EXPRs. - -2005-04-15 Dave Korn <dave.korn@artimi.com> - - * gcc.c (default_compilers): Clarify obscure error message when - reading from standard input. - -2005-04-15 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h (PROP_EQUAL_NOTES): Remove. - * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES. - - * tree-ssa-alias.c (init_alias_info): Remove a call to - get_stmt_operands. - -2005-04-15 Andrew MacLeod <amacleod@redhat.com> - - * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses - of non-virtual PHI nodes like we use to. - -2005-05-15 Paolo Bonzini <bonzini@gnu.org> - - * genattrtab.c (ATTR_EQ_ATTR_P): Remove. - (attr_copy_rtx): Do not use it. - -2005-04-15 Andrew Macleod <amacleod@redhat.com> - - * doc/tree-ssa.texi: Grammer/abbreviation updates. - -2005-04-15 Diego Novillo <dnovillo@redhat.com> - - * tree-vect-transform.c (vectorizable_store): Mark necessary - objects in the vectorized store needing renaming. Update the - SSA graph for V_MAY_DEF operands in the original store. - -2005-04-14 Daniel Berlin <dberlin@dberlin.org> - - * tree-ssa-pre.c (compute_avail): It's okay to have - TREE_INVARIANT's here, and value number the resulting expressions. - (create_expression_by_pieces): Make sure operands that were - min_invariant when we started, stay that way. - -2005-04-15 David Edelsohn <edelsohn@gnu.org> - - * doc/install.texi (*-ibm-aix*): Add comment about system limits. - -2005-04-15 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/20936. - * tree-ssa-ccp.c (visit_assignment): Fix a typo. - -2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de> - - * doc/invoke.texi: Fix typos. - * doc/md.texi: Likewise. - * doc/rtl.texi: Likewise. - * doc/sourcebuild.texi: Likewise. - * doc/tm.texi: Likewise. - -2005-04-15 Uros Bizjak <uros@kss-loka.si> - - PR tree-optimization/21004 - * convert.c (convert_to_integer): Convert ceilf, ceill, floorf - and floorl in c99 mode only. - * builtins.c (expand_builtin_int_roundingfn): Assert that - fallback_fndecl is not NULL_TREE. - -2005-04-15 Kazu Hirata <kazu@cs.umass.edu> - - * cfgrtl.c (purge_all_dead_edge): Remove an unused argument. - * basic-block.h: Update the prototype for - purge_all_dead_edges. - * cfgexpand.c (tree_expand_cfg): Update a call to - purge_all_dead_edges. - * combine.c (combine_instructions): Likewise. - * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse, - rest_of_handle_cse2, rest_of_handle_gcse, - rest_of_handle_postreload): likewise. - -2005-04-15 Alexandre Oliva <aoliva@redhat.com> - - PR middle-end/20739 - * gimplify.c (gimplify_addr_expr): Compensate for removal of - e.g. cv-qualification conversions. - -2005-04-14 Mike Stump <mrs@apple.com> - - * config/darwin-c.c (framework_construct_pathname): We must - find all headers of a framework in the first instance of it - found in the seach path. - -2005-04-14 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/21021 - * tree-vrp.c (compare_values): Work around a bug in the front - end that produces a comparison of mismatched types. - -2004-04-14 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.h (enum fetchop_code): Remove. - (enum ia64_builtins): Move ... - * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all - members except BSP and FLUSHRS. - (ia64_init_builtins): Remove __sync builtins. - (ia64_expand_builtin): Likewise. - (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove. - (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove. - (ia64_expand_lock_release): Remove. - * config/ia64/ia64.md (mf): Move to sync.md. - (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si, - cmpxchg_acq_di, xchgsi, xchgdi): Likewise. - * config/ia64/sync.md: New file. - (memory_barrier): Rename from mf. - (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns. - (cmpxchg_acq_<I48MODE>): Likewise. - (sync_lock_test_and_set<I48MODE>): Likewise. - - * config/ia64/ia64intrin.h: Define nothing for C; limit #defines - to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/. - -2004-04-14 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (x86_cmpxchg, x86_xadd): New. - (ix86_compare_emitted): New. - (ix86_expand_compare): Use ix86_compare_emitted if set. - (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0 - and ix86_compare_op0 are set. - * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare. - (TARGET_CMPXCHG, TARGET_XADD): New. - (ix86_compare_emitted): Declare. - * config/i386/i386.md: Include sync.md - (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New. - (UNSPECV_XCHG, UNSPECV_LOCK): New. - * config/i386/sync.md: New file. - -2004-04-14 Richard Henderson <rth@redhat.com> - - PR middle-end/14311 - * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2, - BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2, - BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1, - BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8, - BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4, - BT_FN_I8_VPTR_I8_I8): New. - * builtins.def (DEF_SYNC_BUILTIN): New. - (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1, - BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4, - BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N, - BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2, - BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8, - BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1, - BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4, - BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N, - BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2, - BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8, - BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1, - BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4, - BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N, - BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2, - BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8, - BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1, - BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4, - BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N, - BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2, - BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8, - BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1, - BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4, - BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N, - BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2, - BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8, - BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1, - BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4, - BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N, - BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2, - BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8, - BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1, - BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4, - BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N, - BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2, - BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8, - BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1, - BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4, - BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N, - BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2, - BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8, - BUILT_IN_SYNCHRONIZE: New. - * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN - as a function. Accept __sync_ as a prefix as well. - (expand_builtin_sync_operation, expand_builtin_compare_and_swap, - expand_builtin_lock_test_and_set, expand_builtin_synchronize, - expand_builtin_lock_release): New. - (expand_builtin): Call them. - * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if - neither BOTH_P nor FALLBACK_P are defined. - (builtin_type_for_size): New. - (sync_resolve_size, sync_resolve_params, sync_resolve_return): New. - (resolve_overloaded_builtin): New. - * c-common.h (resolve_overloaded_builtin): Declare. - (builtin_type_for_size): Declare. - * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin. - * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab, - sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab, - sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab, - sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab, - sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab, - sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap, - sync_compare_and_swap_cc, sync_lock_test_and_set, - sync_lock_release): New. - * optabs.h: Declare them. - * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap, - expand_sync_operation, expand_sync_fetch_operation, - expand_sync_lock_test_and_set): Declare. - * genopinit.c (optabs): Add sync optabs. - * optabs.c (init_optabs): Initialize sync optabs. - (expand_val_compare_and_swap_1, expand_val_compare_and_swap, - expand_bool_compare_and_swap, expand_compare_and_swap_loop, - expand_sync_operation, expand_sync_fetch_operation, - expand_sync_lock_test_and_set): New. - * doc/extend.texi (Atomic Builtins): New section - * doc/md.texi (Standard Names): Add sync patterns. - -2005-04-14 Alexandre Oliva <aoliva@redhat.com> - - * tree-eh.c (lower_try_finally_copy): Generate new code in - response to goto_queue entries as if the queue was sorted by - index, not pointers. - (lower_try_finally_switch): Likewise. - -2005-04-14 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ... - (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed - register. - (ix86_expand_fp_movcc): Update to match. - (ix86_expand_fp_vcond, ix86_expand_int_vcond): New. - * config/i386/i386-protos.h: Update. - * config/i386/sse.md (vcondv4sf, vcondv2df): New. - (vcond<SSEMODE124>, vcondu<SSEMODE12>): New. - -2005-04-14 Joseph S. Myers <joseph@codesourcery.com> - - * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to - refer to 4.0. - -2005-04-14 Julian Brown <julian@codesourcery.com> - - * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++ - link failures on ppc64 Linux. - -2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com> - - * config.gcc: Set cpu_type for s390. - -2005-04-14 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20963 - * tree-ssa-pre.c (compute_avail): Remove special case for - TREE_INVARIANT. - (create_expression_by_pieces): Add value numbers for forced out - statements. - -2005-04-14 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.md: Replace references to (reg:SI 16) with - (reg:SI CRIS_SRP_REGNUM). - -2005-04-14 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/20657 - * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to - create an appropriate range from it. - -2005-04-14 Uros Bizjak <uros@kss-loka.si> - - * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and - <UNSPEC_FIST_CEIL> case. - - * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New. - (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp) - (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns - to implement lfloor and llfloor built-ins as x87 intrinsic function. - (fistdi2_floor, fist<mode>2_floor splitters): New splitters. - (lfloor<mode>2): New expanders. - (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp) - (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns - to implement lceil and llceil built-ins as x87 intrinsic function. - (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters. - (lceil<mode>2): New expanders. - -2005-04-14 Uros Bizjak <uros@kss-loka.si> - - * convert.c (convert_to_integer): Convert (long int)trunc{,f,l}, - and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR. - -2005-04-14 Ulrich Weigand <uweigand@de.ibm.com> - - PR target/20927 - * config/s390/s390-modes.def: Define TFmode. - -2005-04-13 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete. - (JUMP_TABLES_IN_TEXT_SECTION): Define. - * config/mips/mips.c (mips16_insn_length): Remove reference to - JUMP_TABLES_IN_TEXT_SECTION. - -2005-04-13 Fariborz Jahanian <fjahanian@apple.com> - - * simplify-rtx.c (simplify_binary_operation_1): Return - scalar or vector of constant 0, depending on the xor's - mode. - -2005-04-13 Dale Johannesen <dalej@apple.com> - - * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h. - (objc-act.o): Ditto. - * objc/objc-act.c (objc_gimplify_expr): New. - (objc_get_callee_fndecl): New. - * objc/objc-act.h: Include tree-gimple.h. Declare new functions. - * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define. - (LANG_HOOKS_GET_CALLEE_FNDECL): Define. - -2005-04-13 Devang Patel <dpatel@apple.com> - - * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra - temp variables. - -2005-04-13 Hans-Peter Nilsson <hp@axis.com> - - CRIS prologue as RTL. - * config/cris/cris-protos.h (cris_emit_movem_store) - (cris_expand_prologue): Prototype. - * config/cris/cris.c (struct machine_function): New member - stdarg_regs. - (cfa_label_num, cris_target_asm_function_prologue): Remove. - (TARGET_ASM_FUNCTION_PROLOGUE): Don't override. - (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT. - (cris_load_multiple_op, cris_return_address_on_stack) - (cris_return_address_on_stack_for_return): ISO-Cify. - (cris_store_multiple_op): New predicate function. - (cris_expand_prologue, cris_emit_movem_store): New functions. - (cris_print_operand) <case 'O'>: Handle modifications other than - post-increment. - (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT. - (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT. - (cris_gen_movem_load): Rearrange slightly to make local variable - src a parameter, removing osrc. - (cris_setup_incoming_varargs): Set machine_function member - stdarg_regs to correspond to the number of registers that need to - be saved. - * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept - CRIS_UNSPEC_GOT. - (PREDICATE_CODES): Add cris_store_multiple_op. Make - cris_general_operand_or_gotless_symbol accept UNSPEC. - * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant. - ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT. - ("*cris_store_multiple"): New pattern. Tweak common comment above - this and "*cris_load_multiple". - ("prologue"): New define_expand. - - * config/cris/cris.md ("epilogue"): Conditionalize on - TARGET_PROLOGUE_EPILOGUE. - -2005-04-13 Steve Ellcey <sje@cup.hp.com> - - PR target/20924 - * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with - fpsr 0 instead of fpsr 1. - (divsf3_internal_thr): Ditto. - (divdf3_internal_lat): Ditto. - (divdf3_internal_thr): Ditto. - (divxf3_internal_lat): Ditto. - (divxf3_internal_thr): Ditto. - -2005-04-13 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/20913 - * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR. - - PR tree-optimization/20702 - * tree-vrp.c (maybe_add_assert_expr): Recurse into - dominator children that haven't been walked into. - -2005-04-13 Julian Brown <julian@codesourcery.com> - - * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from - being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP - is true. - -2005-04-13 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h, tree-ssa-uncprop.c, varasm.c, - config/i386/sse.md: Fix comment typos. - - * genattrtab.c (NULL_ATTR): Remove. - * ifcvt.c (NULL_EDGE): Likewise. - - * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove. - - * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS, - NOTE_PREDICT): Remove. - -2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr> - - * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf. - * configure: Regenerate. - * config.in: Likewise. - * system.h: Declare vsnprintf if not already declared. - -2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr> - - * optc-gen.awk: Handle stand-alone Mask records. - * opth-gen.awk: Likewise. - * doc/options.texi (Option file format): Document them. - * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*, - sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt. - (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt. - * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES, - MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9, - MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS, - MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT, - MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS, - MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete. - (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE, - TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS, - TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD, - TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS, - TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS, - TARGET_LONG_DOUBLE_128): Likewise. - (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise. - (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise. - * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise. - * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise. - * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise. - * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise. - * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise. - * config/sparc/sparc.c (fpu_option_set): New global. - (sparc_handle_option): New function. - (sparc_override_options): Test fpu_option_set. - (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT. - (TARGET_HANDLE_OPTION): Set to sparc_handle_option. - * config/sparc/sparc.opt: New file. - * config/sparc/little-endian.opt: Likewise. - * config/sparc/long-double-switch.opt: Likewise. - -2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.c (bfin_lib_id_given): New static variable. - (bfin_handle_options): Set it if -mshared-library-id= is seen. - * config/bfin/bfin.opt (mshared-library-id=): Lose - Var(bfin_lib_id_given). - -2005-04-13 Matt Thomas <matt@3am-software.com> - - * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before - defining. - -2005-04-13 Kazu Hirata <kazu@cs.umass.edu> - - * rtl.h (CLEAR_RTX_FLAGS): Remove. - - * cgraphunit.c (INSNS_PER_CALL): Remove. - - * tree-ssa-forwprop.c (vars, - record_single_argument_cond_exprs, - substitute_single_use_vars): Remove. - (forward_propagate_into_cond_1, forward_propagate_into_cond): - New. - (tree_ssa_forward_propagate_single_use_vars): Call - forward_propagate_into_cond for each COND_EXPR. - - * tree-inline.c (INSNS_PER_STMT): Remove. - -2005-04-12 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ... - (ix86_expand_sse_fp_minmax): ... from ... - (ix86_expand_fp_movcc): ... here. - (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc. - * config/i386/i386-protos.h: Update. - * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New. - (sse_setccsf, sse_setccdf): Allow before reload. - (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove. - (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove. - (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New. - * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New. - (anddf3, nanddf3, iordf3, xordf3): New. - -2005-04-12 Jeff Law <law@redhat.com> - - * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o. - (tree-ssa-uncprop.o): Add dependencies. - * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove. - * tree-flow.h (remove_useless_stmts): Remove prototype. - * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to - remove_useless_stmts. - * timevar.def (TV_TREE_SSA_UNCPROP): New timevar. - * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass. - * tree-pass.h (pass_uncprop): Declare. - * tree-ssa-uncprop.c: New file. - -2005-04-12 James E. Wilson <wilson@specifixinc.com> - - PR target/20670 - * unwind-ia64.c (uw_intall_context): Add missing load of r27. - -2005-04-12 Caroline Tice <ctice@apple.com> - - Temporary fix for partitioning problems. - * passes.c (rest_of_handle_final): Remove code that - frees unlikely_text_section_name, - * varasm.c (assemble_start_function): Test for partitioning - flag before writing out section labels. - (assemble_end_function): Test for partitioning flag before - writing out section labels. - -2005-04-12 Steven Bosscher <stevenb@suse.de> - Stuart Hastings <stuart@apple.com> - Jan Hubicka <jh@suse.cz> - - * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all - references to gt-tree-cfg.h. - * basic-block.h (struct basic_block_def): Don't skip rbi - for garbage collection. - (struct reorder_block_def): Make GTY-able. - (struct control_flow_graph): New structure. - (n_edges, n_basic_blocks, last_basic_block, basic_block_info, - BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars, - but instead defines to the control_flow_graph for cfun. - (label_to_block_map): New define, points to the label map of - the control_flow_graph for cfun. - (n_edges_for_function, n_basic_blocks_for_function, - last_basic_block_for_function, basic_block_info_for_function, - EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION, - basic_block_info_for_function, label_to_block_map_for_function): - Counterparts for the above, taking a struct function as an extra - argument. - (alloc_rbi_pool, free_rbi_pool): Remove prototypes. - * cfg.c: (n_edges, n_basic_blocks, last_basic_block, - basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove. - (alloc_rbi_pool, free_rbi_pool): Remove. - (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc. - * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool - here... - (cfg_layout_finalize) ... and don't free it here. - * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets - garbage collected. - * flow.c (free_basic_block_vars): Set label_to_block_map and - n_edges to zero too. - * function.h (struct function): Add cfg field. - * function.c (allocate_struct_function): Allocate the cfg. - * tree-cfg.c (label_to_block_map): Remove. - (build_tree_cfg): Don't allocate the rbi pool here... - (delete_tree_cfg_annotations): ...and don't free it here. - Also don't nullify label_to_block_map for cfun. - -2005-04-12 Caroline Tice <ctice@apple.com> - - * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): - Revert my patch from April 9. - (fix_edges_for_rarely_executed_code): Revert my patch from April 9. - (reorder_basic_blocks): Revert my patch from April 9. - (insert_section_boundary_note): Revert my patch from April 9. - * dbxout.c (dbxout_function_end): Revert my patch from April 9. - * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9. - (COLD_END_LABEL): Revert my patch from April 9. - (cold_text_section_label): Revert my patch from April 9. - (cold_end_label): Revert my patch from April 9. - (dwarf2out_switch_text_section): Revert my patch from April 9. - (output_aranges): Revert my patch from April 9. - (output_ranges): Revert my patch from April 9. - (output_line_info): Revert my patch from April 9. - (add_location_or_const_value_attribute): Revert my patch from April 9. - (dwarf2out_var_location): Revert my patch from April 9. - (dwarf2out_init): Revert my patch from April 9. - (dwarf2out_finish): Revert my patch from April 9. - * function.h (struct function): Revert my patch from April 9. - * opts.c (decode_options): Revert my patch from April 9. - * output.h (unlikely_section_label, hot_section_label, - hot_section_end_label, cold_section_end_label, - unlikely_text_section_name): Revert my patch from April 9. - * passes.c (rest_of_handle_final): Revert my patch from April 9. - * varasm.c (unlikely_section_label, hot_section_label, - hot_section_end_label, cold_section_end_label, - unlikely_text_section_name): Revert my patch from April 9. - (initialize_cold_section_name): Revert my patch from April 9. - (unlikely_text_section): Revert my patch from April 9. - (in_unlikely_text_section): Revert my patch from April 9. - (named_section): Revert my patch from April 9. - (function_section): Revert my patch from April 9. - (current_function_section): Revert my patch from April 9. - (assemble_start_function): Revert my patch from April 9. - (assemble_end_function): Revert my patch from April 9. - (default_section_type_flags_1): Revert my patch from April 9. - -2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode. - * config/sparc/sparc.md (untyped_call): Save the registers manually. - - * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32. - -2005-04-12 Ulrich Weigand <uweigand@de.ibm.com> - - PR middle-end/20917 - * config/s390/s390.md ("*set_tp"): Use SET in pattern. - ("set_tp_64", "set_tp_31"): Adapt expanded pattern. - -2004-04-12 Richard Henderson <rth@redhat.com> - - * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE, - UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD, - UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove. - (UNSPEC_*, UNSPECV_*): Renumber. - -2005-04-12 Frank Ch. Eigler <fche@redhat.com> - - PR mudflap/19266 - From Richard Henderson <rth@redhat.com>: - * tree-mudflap.c (mf_build_check_statement_for): Correct block - splitting logic. - -2005-04-12 Dorit Naishlos <dorit@il.ibm.com> - - * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL. - -2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin.c (bfin_library_id_string): Remove. - (bfin_library_id): New variable. - (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given - instead of bfin_library_id_string. - (bfin_handle_option): New function. - (override_options): Remove most code to deal with shared library IDs, - just check they aren't used without -mid-shared-library. - (TARGET_HANDLE_OPTION): Define. - * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro. - * config/bfin/bfin.opt (mshared-library-id=): New. - -2005-04-12 Kazu Hirata <kazu@cs.umass.edu> - - * tree-vect-transform.c: Fix comment typos. - -2005-04-12 Mostafa Hagog <mustafa@il.ibm.com> - - * postreload-gcse.c (eliminate_partially_redundant_load): Don't - split critical edges when not possible/profitable. - -2005-04-12 Richard Sandiford <rsandifo@redhat.com> - - * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD) - (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD) - (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE) - (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD) - (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM) - (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete. - (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB. - * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and - MASK_NO_BITFIELD. - * config/ns32k/ns32k.c (ns32k_handle_option): New function. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - * config/ns32k/ns32k.opt: New file. - -2005-04-12 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options. - * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020) - (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY) - (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200) - (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x) - (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881) - (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT) - (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL) - (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD) - (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY) - (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES) - (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete. - (MASK_COLDFIRE): Formatting fixes. - (TARGET_COLDFIRE): Turn into a boolean value for consistency. - * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete. - * config/m68k/m68k.c (m68k_library_id_string): Initialize to - "_current_shared_library_a5_offset_". - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (MASK_ALL_CPU_BITS): New macro. - (m68k_handle_option): New function. - (override_options): Remove handling of m68k_library_id_string. - * config/m68k/m68k.opt: New file. - * config/m68k/ieee.opt: New file. - -2005-04-11 Mark Mitchell <mark@codesourcery.com> - - * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove. - (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro. - (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. - (TARGET_CXX): Adjust accordingly. - * target.h (struct gcc_target): Remove epxort_class_data. Add - determine_class_data_visibility and class_data_always_comdat. - * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove. - (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document. - (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. - * config/arm/arm.c (arm_cxx_export_class_data): Remove. - (arm_cxx_determine_class_data_visibility): New. - (arm_cxx_class_data_always_comdat): Likewise. - (TARGET_CXX_EXPORT_CLASS_DATA): Remove. - (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define. - (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. - * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define. - * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): - Define. - -2005-04-11 Devang Patel <dpatel@apple.com> - - * tree-data-ref.c (build_classic_dist_vector, - compute_subscript_distance): Make externally visible. - * tree-data-ref.h (build_classic_dist_vector, - compute_subscript_distance): Same. - * tree-vect-analyze.c (vect_analyze_data_ref_dependence): - Check distance vector against vectorization factor. - (vect_analyze_loop): Determine vectorizaion factor before - analyzing data dependences. - * tree-vectorizer.c (loops_num): Make it externally visible and - rename ... - * tree-vectorizer.c (vect_loops_num): ... new name. - * tree-vectorizer.h (vect_loops_num): New. - -2005-04-11 Devang Patel <dpatel@apple.com> - - * tree-vect-analyze.c (vect_analyze_operations): Check - vectorizable codition. - * tree-vect-transform.c (vect_is_simple_cond): New function. - (vectorizable_condition): New function. - (vect_transform_stmt): Handle condition_vec_info_type. - * tree-vectorizer.h (enum stmt_vec_info_type): Add - condition_vec_info_type. - (vectorizable_condition): New. - -2005-04-11 Geoffrey Keating <geoffk@apple.com> - - * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New. - * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New. - * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT. - - * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686. - (SUBTARGET_EXTRA_SPECS): Always 'i386'. - - * dwarf2out.c (output_line_info): Don't try to dereference - a NULL current_function_decl. - - * config/t-slibgcc-darwin: Don't put shared libraries in - directories other than $(slibdir). - * config/rs6000/darwin.h: Find -m64 libgcc under the name the - OS uses for it. - -2005-04-11 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/20933 - * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move - logic to reject aliases between read-only and writable - variables ... - (may_alias_p): ... here. - (get_tmt_for): Do not associate read-only tags to pointers - whose pointed-to type is not read-only. - * tree-ssa.c (verify_ssa): Check that memory stores have at - least one V_MAY_DEF or V_MUST_DEF. - -2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - PR/17092 - * configure.ac (gcc_UNLOCKED_FUNCS): New. - (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS. - * system.h (putchar, getc, getchar, clearerr, feof, fileno, - fflush, fgetc, fgets, ferror, fread): Redefine to the associated - _unlocked function. - (fwrite_unlocked): Fix prototype. - - * configure, config.in: Regenerate. - -2005-04-11 David Edelsohn <edelsohn@gnu.org> - - * tree-ssa-loop-im.c: Include real.h. - (determine_invariantness_stmt): If real division divisor is - invariant and flag_unsafe_math_optimizations enabled, generate - invariant reciprocal for hoisting. - * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency. - -2005-04-11 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20926 - - * tree-ssa-alias.c (add_type_alias): Handle subvars. - -2005-04-11 Devang Patel <dpatel@apple.com> - - * config/rs6000.c (rs6000_emit_vector_select): Fix vector select - operand ordering. - -2005-04-11 Andrew Pinski <pinskia@physics.uc.edu> - - * fold-const.c (fold_binary_op_with_conditional_arg): - use fold_buildN instead of "fold (buildN" in some - non obvious places. - (fold_unary): Likewise. - (fold_binary): Likewise. - -2005-04-11 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20612 - * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment - handling - (perfect_nestify): preheaderbb is *not* part of loop of the - old destination. - -2005-04-11 Andrew Pinski <pinskia@physics.uc.edu> - - * tree-ssa-alias.c (may_alias_p): If the variable - is a global variable and the pointer is parameter - and -fargument-noalias-global is used, then - the pointer cannot alias the variable. - -2005-04-11 James A. Morrison <phython@gcc.gnu.org> - - * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable. - * config/sparc/sparc.h: Likewise. - * config/sparc/sparc.md: Likewise. - -2005-04-11 Kazu Hirata <kazu@cs.umass.edu> - - * tree-vrp.c (maybe_add_assert_expr): Move a comment. - - * tree-vrp.c: Fix a comment typo. - -2005-04-11 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/20920 - * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an - SSA_NAME flows through an abnormal edge. - * tree-vrp.c (infer_value_range): Ignore SSA names that flow - through abnormal edges. - (maybe_add_assert_expr): Likewise. - -2005-04-11 Richard Sandiford <rsandifo@redhat.com> - - * config/s390/s390.h (s390_tune_string, s390_arch_string) - (s390_warn_framesize_string, s390_warn_dynamicstack_string) - (s390_stack_size_string, s390_stack_guard_string, target_flags) - (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT) - (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD) - (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT) - (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG) - (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING) - (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN) - (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete. - * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default. - (TARGET_HANDLE_OPTION): Likewise. - (s390_tune): Initialize to PROCESSOR_max. - (s390_arch_string): Make static. - (s390_tune_string, s390_warn_framesize_string): Delete. - (s390_warn_dynamicstack_string, s390_stack_size_string): Delete. - (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete. - (s390_handle_arch_option, s390_handle_option): New functions. - (override_options): Remove parsing of option strings. - * config/s390/s390.opt: New file. - -2005-04-11 Paolo Bonzini <bonzini@gnu.org> - - * tree-complex.c (expand_vector_operations): Call - update_stmt_if_modified. - -2005-04-11 Paolo Bonzini <bonzini@gnu.org> - - * tree-vect-analyze (vect_determine_vectorization_factor): - Do not use GET_MODE_NUNITS. - * tree-vect-transform.c (vect_get_vec_def_for_operand, - (vectorizable_load, vect_transform_loop): Likewise. - -2005-04-11 Uros Bizjak <uros@kss-loka.si> - - * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL) - (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New. - * optabs.h (enum optab_index): Add new OTI_lceil. - (lceil_optab): Define corresponding macro. - * optabs.c (init_optabs): Initialize lceil_optab. - * genopinit.c (optabs): Implement lceil_optab using lceilsi2 - and lceildi2 patterns. - * builtins.c (expand_builtin_int_roundingfn): Handle - BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}. - (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and - BUILT_IN_LLCEIL{,F,L}. - (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and - BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn. - (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL. - (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and - BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn. - * convert.c (convert_to_integer): Convert (long int)ceil{,f,l}, - into lceil built-in function and (long long int)ceil{,f,l} into - llceil built-in function. - * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and - BUILT_IN_LLCEIL. - -2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from - zero. - -2005-04-10 Kazu Hirata <kazu@cs.umass.edu> - - * config/arm/arm.c: Fix a comment typo. - * doc/tree-ssa.texi: Fix a typo. - -2005-04-10 Steven Bosscher <stevenb@suse.de> - - * cselib.c (clear_table): Rename to cselib_clear_table. - * cselib.h (cselib_clear_table): Add prototype. - * gcse.c (gcse_main): Make 'f' argument unused. - (alloc_gcse_mem): Do not walk the insn chain, walk the contents - of each basic block instead. - (compute_sets, compute_hash_table_work): Likewise. - (constprop_register): Change int 'alter_jumps' argument to bool. - (do_local_cprop): Likewise. - (local_cprop_pass): Likewise. Also walk basic blocks instead of - the insn chain. Explicitly clear the cselib tables after finishing - one basic block. Make sure there are no unterminated libcall blocks. - Update compute_sets call. - (cprop): Walk basic blocks instead of the insn chain. - (one_cprop_pass, compute_ld_motion_mems, compute_store_table): - Likewise. - (bypass_jumps): Update alloc_gcse_mem, compute_sets, and - one_cprop_pass calls. - -2005-04-10 Richard Sandiford <rsandifo@redhat.com> - - * combine.c (combine_simplify_rtx): Remove a transformation that - relies on an invalid assumption about rtl sign-extension semantics. - -2005-04-10 Richard Sandiford <rsandifo@redhat.com> - - * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments - to build_int_cst_wide. - -2005-04-09 Alexandre Oliva <aoliva@redhat.com> - - PR target/20126 - * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed, - set the original address pseudo to the correct value before the - original insn, if possible, and leave the insn alone, otherwise - create a new pseudo, set it and replace it in the insn. - * recog.c (validate_change_maybe_volatile): New. - * recog.h (validate_change_maybe_volatile): Declare. - -2005-04-09 Caroline Tice <ctice@apple.com> - - * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): - Remove targetm.have_named_sections test. - (fix_edges_for_rarely_executed_code): Likewise. - (insert_section_boundary_note): Likewise. - (reorder_basic_blocks): Check partitioning flag before calling - verify_hot_cold_block_grouping. - * dbxout.c (dbxout_function_end): Get hot/cold section labels from - the function struct rather than global variables. - * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro. - (COLD_END_LABEL): Likewise - (cold_text_section_label): New static global variable. - (cold_end_label): Likewise. - (dwarf2out_switch_text_section): Get hot/cold section labels from - the function struct rather than global variables. - (output_aranges): Use cold_text_section_label and cold_end_label; - check partitioning flag before putting out delta. - (output_ranges): Remove incorrect code attempting to use - hot/cold labels. - (output_line_info): Get cold section label from function struct. - (add_location_or_const_value_attribute): Likewise. - (get_subprogram_die): Get hot/cold section labels from function struct. - (dwarf2out_var_location): Likewise. - (dwarf2out_init): Generate cold_text_section_label and cold_end_label; - write out cold_text_section_label if partition flag is set. - (dwarf2out_finish): Write out cold_end_label if partition flag is set; - * function.h (struct function): Add new fields to point to hot/cold - section labels: hot_section_label, cold_section_label, - hot_section_end_label and cold_section_end_label; also add new field - for cold text section name, unlikely_text_section_name. - * opts.c (decode_options): Turn off partitioning flag if - !targetm.have_named_sections. - * output.h (hot_section_label): Remove. - (hot_section_end_label): Remove. - (cold_section_end_label): Remove. - (unlikely_section_label): Remove. - (unlikely_text_section_name): Remove. - * passes.c (rest_of_handle_final): Remove code that frees - unlikely_text_section_name. - * varasm.c (unlikely_section_label): Remove. - (hot_section_label): Remove. - (hot_section_end_label): Remove. - (cold_section_end_label): Remove. - (unlikely_text_section_name): Remove. - (initialize_cold_section_name): Modify to call - targetm.strip_name_encoding; to store cold section name in current - function struct, if it exists; and to only use the decl_section_name - if flag_named_sections is true. - (unlikely_text_section): Modify to get section name out of current - function struct, if there is one; otherwise build it from - UNLIKELY_EXECUTED_TEXT_SECTION_NAME. - (in_unlikely_text_section): Likewise. - (named_section): Modify to get/put cold section name in current function - struct, if there is one. - (function_section): Change 'bool unlikely' to 'int reloc'; check - targetm.have_named_sections before calling named_section. - (current_function_section): Likewise. - (assemble_start_function): Modify to get/put unlikely_text_section_name - in current function struct; modify to get hot/cold section labels - from function struct; initialize labels using - ASM_GENERATE_INTERNAL_LABEL; - test partitioning flag before writing out hot section label. - (assemble_end_function): Test partitioning flag before writing out - hot/cold section labels. - (default_section_type_flags_1): Modify to use array instead of - char* for unlikely_text_section_name; set flags correctly for - cold text section if there is not a current function decl. - -2005-04-09 Jakub Jelinek <jakub@redhat.com> - - * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD - and TI_VA_LIST_FPR_COUNTER_FIELD. - (va_list_gpr_counter_field, va_list_fpr_counter_field): Define. - * tree-pass.h (pass_stdarg): Add. - * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg. - * tree-stdarg.c: New file. - * tree-stdarg.h: New file. - * Makefile.in (OBJS-common): Add tree-stdarg.o. - (tree-stdarg.o): Add dependencies. - * function.h (struct function): Add va_list_gpr_size and - va_list_fpr_size fields. - * function.c (allocate_struct_function): Initialize them. - * target.h (struct gcc_target): Add stdarg_optimize_hook. - * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define. - (TARGET_INITIALIZER): Add it. - - * config/i386/i386.c (ix86_build_builtin_va_list): Initialize - va_list_{g,f}pr_counter_field. - (ix86_setup_incoming_varargs): Don't do anything if reg_save - area will not be used. Only save registers that tree-stdarg.c - detected they need saving. - (ix86_va_start): Don't set up fields that won't be used. - - * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize - va_list_{g,f}pr_counter_field. - (setup_incoming_varargs): Don't do anything if reg_save - area will not be used. Only save registers that tree-stdarg.c - detected they need saving. - (rs6000_va_start): Don't set up fields that won't be used. - - * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h. - (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field. - (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions. - (TARGET_STDARG_OPTIMIZE_HOOK): Define. - -2005-04-09 Jakub Jelinek <jakub@redhat.com> - - PR target/20795 - * config/i386/i386.c (construct_container): Pass empty aligned - struct, union or class in memory. - -2005-04-09 Kazu Hirata <kazu@cs.umass.edu> - - * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c, - tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c, - config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h, - config/rs6000/predicates.md: Fix comment typos. - - * sched-int.h (haifa_insn_data): Remove blockage and units. - (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, - ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE, - MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove. - -2005-04-09 Jan Hubicka <jh@suse.cz> - Steven Bosscher <stevenb@suse.de> - - * cfglayout.c (copy_bbs): Rename n_edges to num_edges. - * cfgloop.c (get_loop_exit_edges): Likewise. - * cfgloopmanip.c (fix_irreducible_loops): Likewise. - (unloop): Likewise. - * loop-unroll.c (analyze_insns_in_loop): Likewise. - * tree-cfg.c (dump_cfg_status): Likewise. - -2005-04-09 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/predicates.md (altivec_register_operand): Remove - redundant match_code test. - (gpc_reg_operand): Same. - (cc_reg_operand): Same. - (cc_reg_not_cr0_operand): Same. - -2005-04-09 Jan Hubicka <jh@suse.cz> - - Forgotten hunk from my last merge patch: - * final.c (output_addr_const): Do not call mark_referenced. - -2005-04-09 Andrew MacLeod <amacleod@redhat.com> - - * doc/tree-ssa.texi: Add immediate use documentation. - -2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (FL_WBUF): Define. - (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed. - (arm_is_6_or_7): Delete. - (arm_tune_wbuf): New. - (arm_override_options): Set arm_tune_wbuf. - * arm.h (arm_tune_strongarm): Renamed from arm_is_strong. - (arm_is_6_or_7): Delete declaration. - (arm_tune_wbuf): New declartion. - * arm.md (is_strongarm): Derive from arm_tune_strongarm. - (model_wbuf): Derive from arm_tune_wbuf. - * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710) - (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t) - (arm740t): Mark CPUs as having a write buffer. - -2005-04-09 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead - of 'const_double_operand' in operand 2 constraints. Update enable - condition. - -2005-04-09 Uros Bizjak <uros@kss-loka.si> - - * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL) - (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New. - * optabs.h (enum optab_index): Add new OTI_lfloor. - (lfloor_optab): Define corresponding macro. - * optabs.c (init_optabs): Initialize lfloor_optab. - * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2 - and lfloordi2 patterns. - * builtins.c (expand_builtin_int_roundingfn): New prototype. - (expand_builtin_int_roundingfn): New function. - (fold_builtin_int_roundingfn): New prototype. - (fold_builtin_int_roundingfn): New function, renamed from - fold_builtin_lround. - Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and - BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}. - (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and - BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn. - (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR. - (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and - BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn. - * convert.c (convert_to_integer): Convert (long int)floor{,f,l}, - into lfloor built-in function and (long long int)floor{,f,l} into - llfloor built-in function. - * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and - BUILT_IN_LLFLOOR. - -2005-04-08 Ian Lance Taylor <ian@airs.com> - - * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT, - CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def. - * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h. - (DO_COND, DO_BODY): Likewise. - (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise. - (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise. - (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT, - BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT. - (build_continue_stmt, build_break_stmt): Don't declare. - (c_do_switch_warnings): Update declaration. - * c-gimplify.c (enum bc_t): Remove. - (struct c_gimplify_ctx, ctxp): Remove. - (push_context, pop_context): Remove static functions. - (c_genericize): Don't call push_context or pop_context. - (begin_bc_block, finish_bc_block): Remove static functions. - (build_bc_goto): Likewise. - (gimplify_c_loop): Likewise. - (gimplify_for_stmt, gimplify_while_stmt): Likewise. - (gimplify_do_stmt, gimplify_switch_stmt): Likewise. - (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT, - DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT. - * c-common.c (c_do_switch_warnings): Rename from - c_do_switch_warnings_1. - (c_do_switch_warnings) [old version]: Remove. - (c_do_switch_expr_warnings): Remove. - * c-typeck.c (c_finish_case): Call new c_do_switch_warnings - function instead of c_do_switch_expr_warnings. - * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT, - CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT. - * c-pretty-print.c (pp_c_statement): Likewise. - * c-semantics.c (build_break_stmt, build_continue_stmt): Remove. - -2005-04-08 Devang Patel <dpatel@apple.com> - - * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop. - While selecting replacement condition pay attention to loop header. - -2005-04-08 Diego Novillo <dnovillo@redhat.com> - - Merge from tree-cleanup-branch: VRP, store CCP, store - copy-prop, incremental SSA updating of FUD chains and - newly exposed symbols. - - * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h. - (OBJS-common): Add tree-vrp.o. - (tree-vrp.o): New rule. - * basic-block.h (nearest_common_dominator_for_set): Declare. - * common.opt (ftree-store-ccp): New flag. - (ftree-copy-prop): New flag. - (ftree-vrp): New flag. - (ftree-store-copy-prop): New flag. - * dominance.c (nearest_common_dominator_for_set): New. - * domwalk.c (walk_dominator_tree): Only traverse - statements in blocks marked in walk_data->interesting_blocks. - * domwalk.h (struct dom_walk_data): Add field interesting_blocks. - * fold-const.c (fold): Handle ASSERT_EXPR. - * opts.c (decode_options): Set flag_tree_copy_prop at -O1. - Set flag_tree_store_ccp, flag_tree_store_copy_prop and - flag_tree_vrp at -O2. - * timevar.def (TV_TREE_VRP): Define. - (TV_TREE_COPY_PROP): Define. - (TV_TREE_STORE_COPY_PROP): Define. - (TV_TREE_SSA_INCREMENTAL): Define. - (TV_TREE_STORE_CCP): Define. - * tree-cfg.c (tree_can_merge_blocks_p): Remove reference - to kill_redundant_phi_nodes from comment. - (verify_expr): Handle ASSERT_EXPR. - * tree-dfa.c (mark_new_vars_to_rename): Remove second - argument. Update all users. - (mark_call_clobbered_vars_to_rename): Remove. Update all - users. - * tree-flow-inline.h (unmodifiable_var_p): New. - * tree-flow.h (enum value_range_type): Declare. - (struct value_range_def): Declare. - (value_range): Declare. - (remove_all_phi_nodes_for): Remove. Update all users. - (find_phi_node_for): Declare. - (add_type_alias): Declare. - (count_uses_and_derefs): Declare. - (kill_redundant_phi_nodes): Remove. - (rewrite_into_ssa): Remove. - (rewrite_def_def_chains): Remove. - (update_ssa, register_new_name_mapping, create_new_def_for, - need_ssa_update_p, name_registered_for_update_p, - release_ssa_name_after_update_ssa, dump_repl_tbl, - debug_repl_tbl, dump_names_replaced_by, - debug_names_replaced_by, mark_sym_for_renaming, - mark_set_for_renaming, get_current_def, set_current_def, - get_value_range, dump_value_range, debug_value_range, - dump_all_value_ranges, debug_all_value_ranges, - expr_computes_nonzero, loop_depth_of_name, - unmodifiable_var_p): Declare. - * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle - ASSERT_EXPR. - * tree-into-ssa.c (block_defs_stack): Update comment. - (old_ssa_names, new_ssa_names, old_virtual_ssa_names, - syms_to_rename, names_to_release, repl_tbl, - need_to_initialize_update_ssa_p, need_to_update_vops_p, - need_to_replace_names_p): New locals. - (NAME_SETS_GROWTH_FACTOR): Define. - (struct repl_map_d): Declare. - (struct mark_def_sites_global_data): Add field - interesting_blocks. - (enum rewrite_mode): Declare. - (REGISTER_DEFS_IN_THIS_STMT): Define. - (compute_global_livein): Use last_basic_block instead of - n_basic_blocks. - (set_def_block): Remove last argument. Update all callers. - (prepare_use_operand_for_rename): Remove. Update all callers. - (prepare_def_operand_for_rename): Remove. Update all callers. - (symbol_marked_for_renaming): New. - (is_old_name): New. - (is_new_name): New. - (repl_map_hash): New. - (repl_map_eq): New. - (repl_map_free): New. - (names_replaced_by): New. - (add_to_repl_tbl): New. - (add_new_name_mapping): New. - (mark_def_sites): Assume that all the operands in the - statement are in normal form. - (find_idf): Assert that the block in the stack is valid. - (get_default_def_for): New. - (insert_phi_nodes_for): Add new argument 'update_p'. - Add documentation. - If update_p is true, add a new mapping between the LHS of - each new PHI and the name that it replaces. - (insert_phi_nodes_1): Only call find_idf if needed. - (get_reaching_def): Call get_default_def_for. - (rewrite_operand): Remove. - (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT - and REWRITE_THIS_STMT are false. - Assume that all the operands in the statement are in - normal form. - (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN. - (rewrite_virtual_phi_arguments): Remove. - (invalidate_name_tags): Remove. - (register_new_update_single, register_new_update_set, - rewrite_update_init_block, replace_use, - rewrite_update_fini_block, rewrite_update_stmt, - rewrite_update_phi_arguments): New. - rewrite_blocks): Remove argument 'fix_virtual_phis'. - Add arguments 'entry', 'what' and 'blocks'. - Initialize the dominator walker according to 'what' and - 'blocks'. - Start the dominator walk at 'entry'. - (mark_def_site_blocks): Add argument 'interesting_blocks'. - Use it to configure the dominator walker. - (rewrite_into_ssa): Remove argument 'all'. - Make internal. - (rewrite_all_into_ssa): Remove. - (rewrite_def_def_chains): Remove. - (mark_def_interesting, mark_use_interesting, - prepare_phi_args_for_update, prepare_block_for_update, - prepare_def_site_for, prepare_def_sites, - dump_names_replaced_by, debug_names_replaced_by, - dump_repl_tbl, debug_repl_tbl, init_update_ssa, - delete_update_ssa, create_new_def_for, - register_new_name_mapping, mark_sym_for_renaming, - mark_set_for_renaming, need_ssa_update_p, - name_registered_for_update_p, ssa_names_to_replace, - release_ssa_name_after_update_ssa, - insert_updated_phi_nodes_for, update_ssa): New. - * tree-loop-linear.c (linear_transform_loops): Call - update_ssa instead of rewrite_into_ssa. - * tree-optimize.c (vars_to_rename): Remove. - Update all users. - (init_tree_optimization_passes): Replace - pass_redundant_phi with pass_copy_prop. - Add pass_vrp. - Replace pass_ccp with pass_store_ccp. - Add pass_store_copy_prop after pass_store_ccp. - (execute_todo): If the TODO_ flags don't include updating - the SSA form, assert that it does not need to be updated. - Call update_ssa instead of rewrite_into_ssa and - rewrite_def_def_chains. - If TODO_verify_loops is set, call verify_loop_closed_ssa. - (tree_rest_of_compilation): - * tree-pass.h (TODO_dump_func, TODO_ggc_collect, - TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts, - TODO_cleanup_cfg): Renumber. - (TODO_verify_loops, TODO_update_ssa, - TODO_update_ssa_no_phi, TODO_update_ssa_full_phi, - TODO_update_ssa_only_virtuals): Define. - (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp): - Declare. - * tree-phinodes.c (make_phi_node): Update documentation. - (remove_all_phi_nodes_for): Remove. - (find_phi_node_for): New. - * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR. - * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise. - (interpret_rhs_modify_expr): Likewise. - * tree-sra.c (decide_instantiations): Mark all symbols in - SRA_CANDIDATES for renaming. - (mark_all_v_defs_1): Rename from mark_all_v_defs. - (mark_all_v_defs): New function. Update all users to call it - with the whole list of scalarized statements, not just the - first one. - * tree-ssa-alias.c (count_ptr_derefs): Make extern. - (compute_flow_insensitive_aliasing): If the tag is - unmodifiable and the variable isn't or vice-versa, don't - make them alias of each other. - (setup_pointers_and_addressables): If the type tag for - VAR is about to change, mark the old one for renaming. - (add_type_alias): New. - * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP. - (ccp_lattice_t): Rename from latticevalue. - (value): Remove. Update all users. - (const_val): New local variable. - (do_store_ccp): New local variable. - (dump_lattice_value): Handle UNINITIALIZED. - (debug_lattice_value): New. - (get_default_value): Re-write. - (set_lattice_value): Re-write. - (def_to_varying): Remove. Update all users. - (likely_value): Return VARYING for statements that make - stores when STORE_CCP is false. - Return VARYING for any statement other than MODIFY_EXPR, - COND_EXPR and SWITCH_EXPR. - (ccp_initialize): Re-write. - (replace_uses_in, replace_vuse_in, substitute_and_fold): - Move to tree-ssa-propagate.c. - (ccp_lattice_meet): Handle memory stores when - DO_STORE_CCP is true. - (ccp_visit_phi_node): Likewise. - (ccp_fold): Likewise. - (evaluate_stmt): Likewise. - (visit_assignment): Likewise. - (ccp_visit_stmt): Likewise. - (execute_ssa_ccp): Add argument 'store_ccp'. Copy it - into DO_STORE_CCP. - (do_ssa_ccp): New. - (pass_ccp): Use it. - (do_ssa_store_ccp): New. - (gate_store_ccp): New. - (pass_store_ccp): Declare. - * tree-ssa-copy.c: Include tree-ssa-propagate.h. - (may_propagate_copy): Reformat. - Don't abort if ORIG is a virtual and DEST isn't. - If NEW does not have alias information but DEST does, - copy it. - (copy_of, cached_last_copy_of, do_store_copy_prop, enum - copy_prop_kind, which_copy_prop): Declare. - (stmt_may_generate_copy, get_copy_of_val, - get_last_copy_of, set_copy_of_val, dump_copy_of, - copy_prop_visit_assignment, copy_prop_visit_cond_stmt, - copy_prop_visit_stmt, copy_prop_visit_phi_node, - init_copy_prop, fini_copy_prop, execute_copy_prop, - gate_copy_prop, do_copy_prop, gate_store_copy_prop, - store_copy_prop): New. - (pass_copy_prop, pass_store_copy_prop): Declare. - * tree-ssa-dom.c (struct opt_stats_d): Add fields - 'num_const_prop' and 'num_copy_prop'. - (cprop_operand): Update them. - (dump_dominator_optimization_stats): Dump them. - (tree_ssa_dominator_optimize): Call update_ssa instead of - rewrite_into_ssa. - (loop_depth_of_name): Declare extern. - (simplify_cond_and_lookup_avail_expr): Guard against NULL - values for LOW or HIGH. - (cprop_into_successor_phis): Only propagate if NEW != ORIG. - (record_equivalences_from_stmt): Call expr_computes_nonzero. - (cprop_operand): Only propagate if VAL != OP. - * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed - statement for renaming. - * tree-ssa-loop-im.c (move_computations): Call update_ssa. - * tree-ssa-loop-ivopts.c (rewrite_address_base): Call - add_type_alias if necessary. - Call mark_new_vars_to_rename. - (tree_ssa_iv_optimize): If new symbols need to be renamed, - mark every statement updated, call update_ssa and - rewrite_into_loop_closed_ssa. - * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB - from LIVEIN if VAR is a virtual. - * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa. - * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR. - (get_call_expr_operands): Reformat statement. - (add_stmt_operand): Don't create V_MAY_DEFs for read-only - symbols. - * tree-ssa-propagate.c (ssa_prop_init): Initialize - SSA_NAME_VALUE for every name. - (first_vdef, stmt_makes_single_load, stmt_makes_single_store, - get_value_loaded_by): New. - (replace_uses_in, replace_vuses_in, replace_phi_args_in, - substitute_and_fold): Move from tree-ssa-ccp.c. - * tree-ssa-propagate.h (struct prop_value_d, prop_value_t, - first_vdef, stmt_makes_single_load, stmt_makes_single_store, - get_value_loaded_by, replace_uses_in, substitute_and_fold): - Declare. - * tree-ssa.c (verify_use): Fix error message. - (propagate_into_addr, replace_immediate_uses, get_eq_name, - check_phi_redundancy, kill_redundant_phi_nodes, - pass_redundant_phi): Remove. Update all users. - * tree-vect-transform.c (vect_create_data_ref_ptr): Call - add_type_alias, if necessary. - * tree-vectorizer.h (struct _stmt_vect_info): Update - documentation for field 'memtag'. - * tree-vrp.c: New file. - * tree.def (ASSERT_EXPR): Define. - * tree.h (ASSERT_EXPR_VAR): Define. - (ASSERT_EXPR_COND): Define. - (SSA_NAME_VALUE_RANGE): Define. - (struct tree_ssa_name): Add field 'value_range'. - (PHI_REWRITTEN): Remove. - (struct tree_phi_node): Remove field 'rewritten'. - * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop, - -ftree-store-copy-prop): Document. - * doc/tree-ssa.texi: Remove broken link to McCAT's compiler. - Document usage of update_ssa. - -2005-04-08 David Edelsohn <edelsohn@gnu.org> - - PR target/20814 - * config/rs6000/predicates.md (altivec_register_operand): Accept - SUBREG. - (and64_operand): Do not limit CONST_INT to mask64_operand. - (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand. - (and_operand): Do not limit CONST_INT to mask_operand. - -2005-04-09 Hans-Peter Nilsson <hp@axis.com> - - PR rtl-optimization/20466 - * flow.c (invalidate_mems_from_set): Handle a MEM by checking it - for overlap of the address of each list member. - (mark_set_1): Call invalidate_mems_from_set for MEMs too. - -2005-04-08 Mike Stump <mrs@apple.com> - - * config/darwin.c (indirect_data): Fix typo in strncmp logic. - - * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops, - instead of 4. - -2005-04-08 Kazu Hirata <kazu@cs.umass.edu> - - * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove. - - * function.c (push_function_context_to): Don't set - contains_functions. - * function.h (function): Remove contains_functions. - (current_function_contains_functions): Remove. - - * function.h (function): Remove instrument_entry_exit. - (current_function_instrument_entry_exit): Remove. - - * function.h (nonlocal_labels): Remove. - - * tree.h (STRIP_MAIN_TYPE_NOPS): Remove. - - * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p. - (check_attr_value, write_attr_get, write_expr_attr_cache, - find_attr, make_internal_attr): Don't reference negative_ok or - unsigned_p. - * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED, - ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove. - (ATTR_STATIC): Adjust the value. - - * c-common.h (C_ARTIFICIAL_STRING_P): Remove. - -2005-04-08 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/tpf.h (ASM_SPEC): Define. - -2005-04-08 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow.h: Remove the prototype for - redirect_immediate_uses. - (TDFA_USE_OPS, TDFA_USE_VOPS): Remove. - -2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (arm_const_double_by_parts): New function. - * arm-protos.h (arm_const_double_by_parts): Add prototype. - * arm.md (define_split for 64-bit constants): Add another one. - -2005-04-08 Andrew MacLeod <amacleod@redhat.com> - - * tree-ssa-operands.c (correct_use_link): Remove linear scan. - -2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * system.h: Revert last change. - -2005-04-08 Richard Sandiford <rsandifo@redhat.com> - - * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD) - (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16) - (TARGET_SWITCHES): Delete. - * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define. - * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check - TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD. - * config/xtensa/xtensa.opt: New file. - -2005-04-08 Ben Elliston <bje@au.ibm.com> - - * config/fp-bit.c: Include L_mul_tf in #endif comment. - * config/fp-bit.h: Tidy comments. - -2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * system.h: Poison PARAMS. - -2005-04-07 Richard Sandiford <rsandifo@redhat.com> - - * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT) - (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT) - (TARGET_SWITCHES): Delete. - * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default. - * config/vax/vax.opt: New file. - -2005-04-07 Daniel Berlin <dberlin@dberlin.org> - - * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment. - -2005-04-07 Ian Lance Taylor <ian@airs.com> - - * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't - define. - * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. - * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): - Likewise. - -2005-04-07 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider - all immediate uses in PHI nodes. - -2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (arm_const_double_inline_cost): Handle any constant by - using gen_lowpart and gen_highpart_mode. - (note_invalid_constants): All constants in an RTX with a constraint - that permits memory are now pushed to the constant pool. - (output_move_double): Delete code to handle reg to reg and - constant to reg moves. - (const_double_needs_minipool, output_mov_immediate): Delete. - * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle - CONST_INT and CONST_VECTOR. - * arm.md (ANY64): New mode macro. - (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints. - (movdf_soft_insn): Split reg-reg and const-reg moves. - (split patterns for 64-bit constant and register moves): New. - * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves. - (cirrus_movdf_hard_insn): Likewise. - * fpa.md (movdf_fpa): Likewise. - * iwmmxt.md (iwmmxt_arm_movdi): Likewise. - (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix - constraints. - (movv2si_internal_2): Likewise. - * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves. - (movdf_vfp): Likewise. - * arm-protos.h (output_mov_immediate): Delete prototype. - -2005-04-07 Joseph S. Myers <joseph@codesourcery.com> - - PR target/20093 - * simplify-rtx.c (simplify_unary_operation_1): Check - SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension. - -2005-04-06 James E Wilson <wilson@specifixinc.com> - - PR target/20717 - * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as - ADDR_EXPR. - -2004-04-06 Richard Sandiford <rsandifo@redhat.com> - - * coverage.h (GCOV_TYPE_NODE): Delete. - * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref) - (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE. - * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler) - (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise. - * value-prof.c (tree_divmod_fixed_value_transform): Delete. - -2004-04-06 Richard Sandiford <rsandifo@redhat.com> - - PR other/20792 - * Makefile.in (gcc.pot): Remove options.c dependency. - * optc-gen.awk: Don't quote help strings with N_(). - -2005-04-06 James A. Morrison <phython@gcc.gnu.org> - - * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if - the function returns a pointer type. - -2005-04-06 Daniel Berlin <dberlin@dberlin.org> - - * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New - * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New - * doc/invoke.texi: Documnet salias-max-implicit-fields. - * tree-ssa-alias.c (struct used_part): Add implicit_uses and - explicit_uses members. - (get_or_create_used_part_for): Initialize new fields. - (fieldoff_compare): New function. - (create_overlap_variables_for): Count number of fields, use - heuristic to determine whether to create subvars for vars with - only implicit uses. - Sort the field list by offset and avoid creating duplicate SFT's. - -2005-04-06 Richard Sandiford <rsandifo@redhat.com> - - * c.opt (-F): Remove trailing whitespace from help string. - (-finput-charset): Use a tab to separate the switch name and help - string. - * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep) - (-ftree-vectorizer-verbose): Likewise. - -2005-04-06 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at - a PHI argument where a use occurs instead of all PHI arguments. - -2005-04-06 Joseph S. Myers <joseph@codesourcery.com> - - * c-decl.c (finish_decl): Apply pending #pragma weak regardless of - scope. - -2005-04-06 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c, - tree-ssa-sink.c, tree.h, config/bfin/bfin.c, - config/bfin/bfin.h: Fix comment typos. - -2005-04-06 Ranjit Mathew <rmathew@hotmail.com> - - * doc/install.texi: Update the URL for Jacks. - * doc/sourcebuild.texi: Likewise. - -2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/17245 - * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'. - Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode. - -2005-04-06 Kelley Cook <kcook@gcc.gnu.org> - - * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change. - -2005-04-06 Richard Sandiford <rsandifo@redhat.com> - - * config/v850/v850-protos.h (override_options): Delete. - * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP) - (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E) - (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT) - (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS) - (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850) - (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET) - (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS) - (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS) - (OVERRIDE_OPTIONS): Delete. - (MASK_CPU): Redefine as MASK_V850 | MASK_V850E. - (small_memory_info): Remove the value field. - (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than - TARGET_NO_APP_REGS. - * config/v850/v850.c (small_memory): Remove the value field. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (override_options): Delete. - (v850_handle_memory_option, v850_handle_option): New functions. - * config/v850/v850.opt: New file. - -2005-04-06 Geoffrey Keating <geoffk@apple.com> - - * config.host: Add a section for generic hosts, and a subsection - for Darwin. Add a case for x86-darwin. Update ppc-darwin case. - * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c. - * config/host-darwin.h: New. - * config/x-darwin: New. - * config/i386/host-i386-darwin.c: New. - * config/i386/x-darwin: New. - * config/rs6000/host-darwin.c: Include host-darwin.h. - (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c. - (darwin_rs6000_gt_pch_use_address): Likewise. - * config/rs6000/x-darwin: Change name of .o built, update - dependencies for changes to rs6000/host-darwin.c. - -2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org> - - PR target/17824 - * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove. - -2005-04-06 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vect-analyze.c (vect_analyze_loop_form): Call - split_loop_exit_edge instead of loop_split_edge_with. - -2005-04-06 Paolo Bonzini <bonzini@gnu.org> - - * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS, - UNSPEC_SET_VSCR): New constants, used throughout. - (*andc3_v4sf): New. - (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw): - Replace with... - (altivec_vspltis<VI_char>): ... this pattern, using - a QImode const_int_operand for the immediate. - (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as - define_expands. - -2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org> - - PR target/17822 - * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove. - -2005-04-06 Kelley Cook <kcook@gcc.gnu.org> - - * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe. - -2005-04-06 Ben Elliston <bje@au.ibm.com> - - * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and - DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these - macros as living in "this file" and not gcc.h. - -2005-04-06 Ben Elliston <bje@au.ibm.com> - - * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not - -ftree-live_range_split. Perhaps renamed at some point? - -2005-04-06 Zdenek Dvorak <dvorakz@suse.cz> - - PR target/20625 - * tree-ssa-loop-ivopts.c (generic_type_for): New function. - (add_candidate_1): Use generic_type_for instead of unsigned_type_for. - -2005-04-06 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-flow.h (number_of_iterations_cond): Declaration removed. - * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static. - (number_of_iterations_special): New function. - (number_of_iterations_exit): Use number_of_iterations_special. - Use simplify_using_outer_evolutions only at -O3. - (number_of_iterations_cond, tree_simplify_using_condition, - simplify_using_initial_conditions, loop_niter_by_eval, - compare_trees, can_count_iv_in_wider_type_bound, - simplify_using_outer_evolutions): Use fold_build. - -2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com> - - * doc/install.texi (Configuration): Document --with-java-home. - -2005-04-05 Richard Henderson <rth@redhat.com> - - PR target/20342 - PR target/20447 - * config/i386/i386.c (print_operand): Handle vector zeros. - (ix86_split_to_parts): Handle CONST_VECTOR. - (ix86_hard_regno_mode_ok): Allow MMX modes in general regs. - (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide - what modes to tie for MMX and SSE registers. - * config/i386/i386.h (MMX_REG_MODE_P): Remove. - * config/i386/i386.md: Extend move 0 -> xor peephole to apply - to vector modes as well. - * config/i386/predicates.md (const0_operand): Handle VOIDmode - properly as an input mode. - -2005-04-05 Andrew MacLeod <amacleod@redhat.com> - - * tree-ssa-operands.c (verify_abort): Use %p for pointers. - -2005-04-05 Andrew MacLeod <amacleod@redhat.com> - - * tree-pretty-print.c (dump_generic_node): Use %p for pointer. - -2005-04-05 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse - and local functions, set sse_nregs to 8 and float_in_sse. - (function_arg_advance, function_arg): If float_in_sse, pass - SFmode and DFmode arguments in SSE registers. - * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field. - - * config/i386/i386.c (ix86_value_regno): Only optimize local functions - of -funit-at-a-time. - -2005-04-05 Paolo Bonzini <bonzini@gnu.org> - - * config/i386/i386-protos.h (ix86_function_value): Accept two - arguments, like the target macro. - * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments. - * config/i386/i386.c (ix86_function_value): Accept the second - argument of the target macro. - (ix86_function_ok_for_sibcall): Pass a function pointer to - ix86_function_value. - (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust - call to ix86_value_regno). - (ix86_value_regno): Add support for returning floating point values - in SSE registers. - -2005-04-05 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/20076 - * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions - that call __builtin_return or __builtin_apply_args. - -2005-04-05 Andrew MacLeod <amacleod@redhat.com> - - * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt. - Use immediate use iterator. - (stmt_is_bumper_for_loop): Use immediate use iterator. - * predict.c (strip_builtin_expect): Use update_stmt. - * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified - on all elements of a STATEMENT_LIST. - (bsi_insert_before, bsi_insert_after): Call update_modified_stmts. - (bsi_remove): Remove imm_use links and mark the stmt as modified. - (bsi_replace): Mark stmt as modified and the update it. - * tree-complex.c (update_complex_assignment): Call mark_stmt_modified. - (expand_complex_libcal): Call update_stmt. - (expand_complex_comparison): Call mark_stmt_modified. - (expand_complex_operations_1): Call update_stmt_if_modified. - (expand_vector_operations_1): Call mark_stmt_modified. - * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df, - compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt, - add_immediate_use, redirect_immediate_use, - redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses, - dump_immediate_uses_for, debug_immediate_uses_for): Delete. - (mark_new_vars_to_rename): Call update_stmt. - * tree-dump.c (dump_option_value_in): Add "stmtaddr". - * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified. - Ignore PHI nodes. - (unmodify_stmt): Delete. - (update_stmt): New. Force an update of a stmt. - (update_stmt_if_modified): update a stmt if it is out of date. - (get_stmt_operands): Verify stmt is NOT modified. - (stmt_modified_p): Update comment. - (delink_imm_use): Remove a use node from its immuse list. - (link_imm_use_to_list): Link a use node to a specific list. - (link_imm_use): Link a node to the correct list. - (set_ssa_use_from_ptr): Set a use node to a specific value, and insert - it in the correct list, if appropriate. - (link_imm_use_stmt): Link a use node, and set the stmt pointer. - (relink_imm_use): Link a use node in place of another node in a list. - (relink_imm_use_stmt): LInk a node in place of another node, and set - the stmt pointer. - (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator. - (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator. - (first_safe_imm_use): New. Initialize a safe immuse iterator. - (next_safe_imm_use): New. Proceed to next safe immuse iterator value. - (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator. - (first_readonly_imm_use): New. Initialize a fast immuse iterator. - (next_readonly_imm_use): New. Get the next fast immuse iterator value. - (has_zero_uses): New. Return true if there are no uses of a var. - (has_single_use): New. Return true if there is only a single use of a - variable. - (single_imm_use): New. Return the simgle immediate use. - (num_imm_uses): New. Return the number of immediate uses. - (get_v_must_def_ops): Use is now a pointer. - (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr, - get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of - the use node. - (get_immediate_uses, num_immediate_uses, immediate_use): Delete. - (delink_stmt_imm_use): Delink all immuses from a stmt. - (phi_arg_index_from_use): New. Return a phi arg index for a use. - * tree-flow.h (struct dataflow_d): Delete. - (immediate_use_iterator_d): New. Immediate use iterator struct. - (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration. - (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration. - (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe - iteration. - (struct stmt_ann_d): Remove dataflow_t from struct. - * tree-if-conv.c (tree_if_conversion). Don't call free_df. - (if_convertible_phi_p): Use FAST immuse iterator. - (if_convertible_loop_p): Don't call compute_immediate_uses. - (replace_phi_with_cond_modify_expr): Call update_stmt. - * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call - update_stmt_if_modified. - (rewrite_all_into_ssa): Initialize ssa operands. - * tree-loop-linear.c (linear_transform_loops): Don't call free_df or - compute_immediate_uses. - * tree-optimize.c (execute_todo): Call verify_ssa whenever the - ssa_property is available. - (execute_one_pass): Change parameters passed to execute_todo. - * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt. - (remove_ssa_form): Call fini_ssa_operands. - (insert_backedge_copies): Delete call to modify_stmt. - * tree-phinodes.c (make_phi_node): Initialize use nodes. - (release_phi_node): Delink any use nodes before releasing. - (resize_phi_node): Relink any use nodes. - (remove_phi_arg_num): Delink the use node. - (remove_phi_node): Release the ssa_name AFTER releasing the phi node. - (remove_all_phi_nodes_for): Release phi node first. - * tree-pretty-print.c (dump_generic_node): Print stmt address. - * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified. - (scalarize_use, scalarize_copy): Call update_stmt. - * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts. - (compute_points_to_and_addr_escape): Call mark_stmt_modified. - * tree-ssa-cpp.c (need_imm_uses_for): Delete. - (ccp_initialize): Remove call to compute_immediate_uses. - (substitute_and_fold, execute_fold_all_builtins): Call update_stmt. - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified - stmts. - (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified. - (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified. - (eliminate_redundant_computations): Call mark_stmt_modified. - (cprop_operand): Call mark_stmt_modified. - (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified. - * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete. - (dse_optimize_stmt): Use new immuse interface. - (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df. - * tree-ssa-forwprop.c (need_imm_uses_for): Delete. - (substitute_single_use_vars): Use new immuse interface. - (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df - and compute_immediate_uses. - * tree-ssa-loop-im.c (single_reachable_address): Use new immuse - interface. - (rewrite_mem_refs): Call update_stmt. - (determine_lsm): Remove call to compute_imm_uses and free_df. - * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt. - (try_unroll_loop_completely): Call update_stmt. - * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt. - (rewrite_use_compare): Call update_stmt. - (compute_phi_arg_on_exit): Insert each stmt before trying to process. - (rewrite_use) : Call update_stmt. - * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call. - * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call - update_stmt. - * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration. - (allocate_use_optype, allocate_vuse_optype): Adjust allocation size. - (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink - use nodes. - (initialize_vuse_operand): New. Initialize a vuse operand. - (initialize_v_may_def_operand): New. Initialize a maydef operand. - (initialize_v_must_def_operand): New. Initialize a mustdef operand. - (finalize_ssa_defs): Use stmt parameter. - (correct_use_link): Ensure a use node is in the correct list, and has - the correct stmt pointer. - (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses, - finalize_ssa_v_must_defs): Also initialize use nodes. - (finalize_ssa_stmt_operands): Pass extra stmt operands. - (build_ssa_operands): Seperate parsing from final operand construction. - (parse_ssa_operands): New. Parse entry point for operand building. - (swap_tree_operands): New. Swap 2 tree operands. - (update_stmt_operands): Ranamed from get_stmt_operands. Always builds - operands. - (get_expr_operands): Call swap_tree_operands when needed. - (copy_virtual_operands): Use initialize routines for virtual use ops. - (create_ssa_artficial_load_stmt): Add extra stmt parameter. - (verify_abort): New. Issue imm_use error. - (verify_imm_links): New Verify imm_use links for a var. - (dump_immediate_uses_for): New. Dump imm_uses for a var to file. - (dump_immediate_uses): New. Dump imm_uses for all vars to file. - (debug_immediate_uses): New. Dump imm_uses for all vars to stderr. - (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr. - * tree-ssa-operands.h (struct use_operand_ptr): Delete. - (NULL_USE_OPERAND_P) Define. - (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate - use node. - (struct vuse_operand_type): New struct. - (SET_USE): Call set_ssa_use_from_ptr. - (USE_STMT): Define. - (PHI_ARG_INDEX_FROM_USE): Define. - * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi - argument via SET_USE, not PHI_ARG_DEF_TREE. - * tree-ssa-pre.c (eliminate): Call update_stmt. - * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't - call free_df. - * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator. - (nearest_common_dominator_of_uses): Use imm_use iterator. - (statement_sink_location): Use imm_use iterator and interface. - (execute_sink_code): Don't call compute_immediate_uses or free-df. - * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use - PHI_ARG_DEF, not PHI_ARG_DEF_TREE. - * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info. - (verify_ssa): Ensure no stmt is marked modify after optimization pass - if new parameter is true. - (init_tree_ssa): Don't initialize operand cache here. - (delete_tree_ssa): Don't destroy operand cache here. - (propagate_into_addr): Pass in a use pointer, return true if anything - was changed. - (replace_immediate_uses): Use imm_use iterator, call update_stmt. - (check_phi_redundancy): Use imm_use iterator. - (kill_redundant_phi_nodes): Don't call compute_immediate_uses or - free_df. - * tree-ssanames.c (make_ssa_name): Initialize imm_use node. - (release_ssa_name): Delink node and all elements in its imm_use list. - * tree-tailcall.c (adjust_return_value): Call update_stmt. - * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator. - * tree-vectorizer.c (need_imm_uses_for): Delete. - (vectorize_loops): Dont call compute_immediate_uses or free_df. - * tree.h (struct ssa_imm_use_d): Define. - (SSA_NAME_IMM_USE_NODE): Define. - (struct tree_ssa_name): Add imm_use node. - (PHI_DF): Delete. - (PHI_ARG_IMM_USE_NODE): Define. - (struct phi_arg_d): Add imm_use node. - (struct tree_phi_node): Remove struct dataflow_d element. - (TDF_STMTADDR): Define. - -2005-04-05 Dale Johannesen <dalej@apple.com> - - * doc/invoke.texi (Optimization Options): Remove - duplicate -fcse-follow-jumps. Add -fweb. - (-ftree-lim): Fix spelling (-ftree-loop-im, invariants). - (-fivcanon): Fix spelling (-ftree-loop-ivcanon). - -2005-04-05 Per Bothner <per@bothner.com> - - * tree-ssa.c (execute_early_warn_uninitialized): Pass context node - to talk_tree as 'data' parameter, rather than EXPR_LOCUS. - (warn_uninit): Get EXPR_LOCUS from context now instead. - This fixes a USE_MAPPED_LOCATION testsuite failure. - - * tree-ssa.c (warn_uninitialized_var): Remove useless local. - -2005-04-05 Per Bothner <per@bothner.com> - - * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location - of the artification 'return 0' in main() to BUILTINS_LOCATION. - * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION - before warning. - -2004-04-05 Devang Patel <dpatel@apple.com> - - * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to .. - (lhsr<mode>3): ... new name. - (altivec_vsra<VI_char>): Rename to .. - (ashr<mode>3): ... new name. - * config/rs6000/rs6000.c (builtin_description): Rename shift - operations. - -2004-04-05 Paolo Bonzini <bonzini@gnu.org> - - * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use - gen_lowpart_for_combine. - * cse.c (gen_lowpart_if_possible): Move... - * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try - gen_lowpart_SUBREG. - (gen_lowpart_no_emit_general): Use it. - -2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before - overriding. - -2005-04-05 Paolo Bonzini <bonzini@gnu.org> - - * system.h: Fix typo. - -2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com> - - * config/bfin/bfin-modes.def: New file. - * config/bfin/bfin-protos.h: New file. - * config/bfin/bfin.c: New file. - * config/bfin/bfin.h: New file. - * config/bfin/bfin.md: New file. - * config/bfin/bfin.opt: New file. - * config/bfin/crti.s: New file. - * config/bfin/crtn.s: New file. - * config/bfin/elf.h: New file. - * config/bfin/lib1funcs.asm: New file. - * config/bfin/predicates.md: New file. - * config/bfin/t-bfin: New file. - * config/bfin/t-bfin-elf: New file. - * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler): - Document new attributes. - (interrupt, interrupt_handler, saveall): Update documentation for - these attributes. - * doc/install.texi (Specific): Add entry for the Blackfin. - * doc/invoke.texi (Blackfin Options): New section. - * doc/md.texi (Blackfin family): New section to document constraints. - * config.gcc: Add bfin*-* and bfin*-elf configurations. - -2005-04-05 Olivier Hainque <hainque@adacore.com> - - * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to - match what the system unwinder expects. - * config/mips/mips.c (mips_frame_set): If we're saving the return - address register and the dwarf return address column number differs - from the hard register number, adjust the note reg to refer to the - former. - -2004-04-05 Richard Sandiford <rsandifo@redhat.com> - - * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare. - * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG) - (TARGET_SWITCHES, TARGET_DEFAULT): Delete. - (processor_type): New enum. - (mn10300_processor): New variable. - (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor. - (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros. - * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete. - (PROCESSOR_DEFAULT): New macro. - * config/mn10300/mn10300.c (mn10300_processor): New variable. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (mn10300_handle_option, mn10300_override_options): New functions. - * config/mn10300/mn10300.opt: New file. - -2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr> - Sebastian Pop <sebastian.pop@cri.ensmp.fr> - - PR tree-optimization/19903 - * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants - that don't fit in their type after conversion. - -2005-04-05 Uros Bizjak <uros@kss-loka.si> - - PR target/20421 - * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil) - (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber. - Allocate local stack slots here. Set ix86_optimize_mode_switching. - flag here. Implement using define_insn_and_split. - (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387) - (frndintxf2_mask_pm_i387): New insn patterns. - (floorsf2, floordf2, floorxf2): Remove local stack slot allocations. - Do not set ix86_optimize_mode_switching flag. - (ceilsf2, ceildf2, ceilxf2): Same. - (btruncsf2, btruncdf2, btruncxf2): Same. - (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same. - -2005-04-05 Ian Lance Taylor <ian@airs.com> - - PR debug/9963 - * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to - i386_pe_record_external_function. - (i386_pe_record_external_function): Update declaration. - * config/i386/winnt.c (struct extern_list): Add decl field. - (i386_pe_record_external_function): Add decl parameter. - (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not - identifier. - * config/i386/i386-protos.h (i386_pe_record_external_function): - Update declaration. - -2005-04-05 Kazu Hirata <kazu@cs.umass.edu> - - * config/m68k/m68k-protos.h: Add a prototype for - valid_dbcc_comparison_p_2. - * config/m68k/m68k.c (not_sp_operand, symbolic_operand, - extend_operator, const_uint32_operand, const_sint32_operand, - general_src_operand, nonimmediate_src_operand, - memory_src_operand, post_inc_operand, pre_dec_operand, - pcrel_address): Move to predicates to predicates.md. - * config/m68k/m68k.h (PREDICATE_CODES): Remove. - * config/m68k/m68k.md: Include predicates.md. - * config/m68k/predicates.md: New. - -2005-04-04 Roger Sayle <roger@eyesopen.com> - - * config/i386/i386.md (*truncdfsf2_i387_1): New pattern. - - * fold-const.c (maybe_lvalue_p): Delete orphaned comment. - -2005-04-04 Ian Lance Taylor <ian@airs.com> - - * c-typeck.c (struct c_switch): Rename switch_stmt field to - switch_expr. - (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT. - (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND. - (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY. - Call c_do_switch_expr_warnings rather than c_do_switch_warnings. - * c-common.c (c_do_switch_warnings_1): New static function broken - out of c_do_switch_warnings. - (c_do_switch_warnings): Call c_do_switch_warnings_1. - (c_do_switch_expr_warnings): New function. - * c-common.h (c_do_switch_expr_warnings): Declare. - -2005-04-04 David Edelsohn <edelsohn@gnu.org> - Daniel Jacobowitz <dan@codesourcery.com> - - * tree-eh.c (tree_could_trap_p): Allow non-constant floating point - trapping divide. - * rtlanal.c (may_trap_p): Same. - -2005-04-04 Dale Johannesen <dalej@apple.com> - - * ChangeLog: remove reference to ChangeLog.12. - -2005-04-05 Hans-Peter Nilsson <hp@axis.com> - - CRIS epilogue as RTL. - * config/cris/cris.md: Change all 0 in unspec 0 to - CRIS_UNSPEC_PLT. - (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants. - ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New - patterns. - ("return"): Change to define_expand. Call cris_expand_return for - actual expansion. - ("*return_expanded"): New pattern. - ("epilogue"): New define_expand. - * config/cris/cris.h (PREDICATE_CODES): Add - cris_load_multiple_op. - * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec - type. - (enum cris_retinsn_type): New. - (struct machine_function): New member return_type. - (TARGET_ASM_FUNCTION_EPILOGUE): Don't override. - (cris_target_asm_function_epilogue): Remove, moving RTLified - contents to... - (cris_expand_epilogue): New function. - (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p, - (cris_gen_movem_load, cris_load_multiple_op) - (cris_return_address_on_stack_for_return, cris_expand_return): New - functions. - (cris_target_asm_function_prologue) - (cris_initial_frame_pointer_offset): Call - cris_reg_saved_in_regsave_area instead of complicated expression. - Call cris_return_address_on_stack instead of an expression. - (cris_print_operand) <case 'o', case 'O'>: New cases. - (cris_return_address_on_stack): Change return-type to bool. - (cris_simple_epilogue): Ditto. Return false if registers are - saved. - * config/cris/cris-protos.h (cris_simple_epilogue) - (cris_return_address_on_stack): Adjust prototype return type. - (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return) - (cris_return_address_on_stack_for_return): New prototypes. - -2005-04-04 Kazu Hirata <kazu@cs.umass.edu> - - * config/frv/frv.h (PREDICATE_CODES): Add CONST to - gpr_or_int12_operand. - - * config/frv/frv-protos.h: Add a prototype to - frv_legitimate_memory_operand and frv_const_unspec_p. - (frv_unspec): Move from frv.c. - * config/frv/frv.c (frv_unspec): Move to frv-protos.h. - (frv_const_unspec_p, frv_legitimate_memory_operand_): Export. - (ldd_address_operand, fdpic_fptr_operand, frv_load_operand, - gpr_or_fpr_operand, gpr_or_int12_operand, - gpr_fpr_or_int12_operand, fpr_or_int6_operand, - gpr_or_int10_operand, gpr_or_int_operand, int12_operand, - int6_operand, int5_operand, uint5_operand, uint4_operand, - uint1_operand, int_2word_operand, uint16_operand, - upper_int16_operand, integer_register_operand, - gpr_no_subreg_operand, fpr_operand, even_reg_operand, - odd_reg_operand, even_gpr_operand, odd_gpr_operand, - quad_fpr_operand, even_fpr_operand, odd_fpr_operand, - dbl_memory_one_insn_operand, dbl_memory_two_insn_operand, - move_destination_operand, movcc_fp_destination_operand, - frv_function_symbol_referenced_p, move_source_operand, - condexec_dest_operand, condexec_source_operand, - reg_or_0_operand, lr_operand, fdpic_operand, got12_operand, - const_unspec_operand, gpr_or_memory_operand, - gpr_or_memory_operand_with_scratch, fpr_or_memory_operand, - icc_operand, fcc_operand, cc_operand, icr_operand, - fcr_operand, cr_operand, call_operand, sibcall_operand, - symbolic_operand, relational_operator, - integer_relational_operator, float_relational_operator, - ccr_eqne_operator, minmax_operator, - condexec_si_binary_operator, condexec_si_media_operator, - condexec_si_divide_operator, condexec_si_unary_operator, - condexec_sf_conv_operator, condexec_sf_add_operator, - condexec_memory_operand, intop_compare_operator, acc_operand, - even_acc_operand, quad_acc_operand, accg_operand: Move to - predicates.md. - * config/frv/frv.h (PREDICATE_CODES): Remove. - * config/frv/frv.md: Include predicates.md. - * config/frv/predicates.md: New. - -2004-04-04 Richard Sandiford <rsandifo@redhat.com> - - PR target/19537 - * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h. - * tree-ssa-loop-ivopts.c: Include langhooks.h. - (add_standard_iv_candidates_for_size): New function, extracting code - from add_standard_iv_candidates and parameterizing it by type size. - (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size. - -2004-04-04 Richard Sandiford <rsandifo@redhat.com> - - * system.h (GCOV_SIZE_TYPE): Unposion. - * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with... - (GCOV_TYPE_SIZE): ...this new macro. - * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare. - * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions. - (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE. - (build_fn_info_type, build_fn_info_value, build_ctr_info_type) - (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t - instead of unsigned_intSI_type_node. - * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler) - (rtl_gen_one_value_profiler_no_edge_manipulation) - (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE. - * value-prof.c: Include coverage.h. - -2005-04-02 Daniel Berlin <dberlin@dberlin.org> - Diego Novillo <dnovillo@redhat.com> - - Fix PR tree-optimization/20703 - Fix PR tree-optimization/20725 - - * tree-ssa-pre.c (phi_translate): Handle tcc_comparison. - (create_expression_by_pieces): Ditto. - (valid_in_set): Ditto. Also handle tcc_declaration. - (find_or_generate_expression): Handle comparison class. - (insert_into_preds_of_block): Ditto. - (insert_aux): Ditto. - (create_value_expr_from): Handle comparison class, recursively - handle reference nodes. - (compute_avail): Handle comparison classes, rewrite a little cleaner. - (execute_pre): Fix spacing. - (do_fre): Renamed to execute_fre. - -2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr> - - * doc/invoke.texi (SPARC options): Document that - -mlittle-endian is not supported on Linux either. - -2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/4198 - PR target/12027 - * config.gcc (Obsolete configurations): Remove - sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*. - (sparclite-*-coff*): Delete. - (sparclite-*-elf*): Likewise. - (sparc86x-*-elf*): Likewise. - (target_cpu_default) <sparc*-*-*>: Remove sparc86x. - * config/sparc/lite.h: Delete. - * config/sparc/litecoff.h: Likewise. - * config/sparc/liteelf.h: Likewise. - * config/sparc/sp86x-elf.h: Likewise. - * config/sparc/t-sparclite: Likewise. - * config/sparc/t-sp86x: Likewise. - -2005-04-04 Adrian Straetling <straetling@de.ibm.com> - - * config/s390/s390-protos.h: (s390_comparison, - s390_alc_comparison, s390_slb_comparison, const0_operand, - consttable_operand, larl_operand, s_operand, - shift_count_operand, bras_sym_operand, load_multiple_operation, - store_multiple_operation, s390_plus_operand): Remove prototypes. - (s390_legitimate_address_without_index_p): New prototype. - * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move - to s390.h. - (s390_comparison, s390_alc_comparison, s390_slb_comparison, - const0_operand, consttable_operand, larl_operand, s_operand, - shift_count_operand, bras_sym_operand, load_multiple_operation, - store_multiple_operation, s390_plus_operand): Move to - predicates.md. - (check_mode): Remove. - (s390_branch_condition_mask): Remove 'static'. Move prototype to - s390-protos.h. - (s390_legitimate_address_without_index_p): New. - * config/s390/s390.h (PREDICATE_CODES): Remove. - * config/s390/s390.md: Include predicates.md. - * config/s390/predicates.md: New. - -2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR target/20446 - * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0. - * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete. - (NEED_INDICATE_EXEC_STACK): Define to 1. - * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete. - (NEED_INDICATE_EXEC_STACK): Define to 1. - * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end. - (add_pc_to_pic_symbol): Rename into pic_helper_symbol. - (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name. - (pic_helper_emitted_p): New global. - (emit_pic_helper): New function extracted from... - (load_pic_register): ...here. Add 'delay_pic_helper' parameter. - Do not call emit_pic_helper if delay_pic_helper is true. - (sparc_expand_prologue): Pass 'false' to load_pic_register. - (sparc_output_mi_thunk): Pass 'true' to load_pic_register. - (sparc_file_end): New function. - -2005-04-04 Kazu Hirata <kazu@cs.umass.edu> - - * config/mcore/mcore-protos.h: Remove the prototypes for - mcore_arith_reg_operand, mcore_general_movsrc_operand, - mcore_general_movdst_operand, mcore_reload_operand, - mcore_arith_J_operand, mcore_arith_K_operand, - mcore_arith_K_operand_not_0, mcore_arith_M_operand, - mcore_arith_K_S_operand, mcore_arith_imm_operand, - mcore_arith_any_imm_operand, mcore_arith_O_operand, - mcore_literal_K_operand, mcore_addsub_operand, - mcore_compare_operand, mcore_load_multiple_operation, - mcore_store_multiple_operation, mcore_call_address_operand. - Add a prototype for const_ok_for_mcore. - * config/mcore/mcore.c (mcore_call_address_operand, - mcore_general_movsrc_operand, mcore_general_movdst_operand, - mcore_arith_reg_operand, mcore_reload_operand, - mcore_arith_J_operand, mcore_arith_K_operand, - mcore_arith_K_operand_not_0, mcore_arith_K_S_operand, - mcore_arith_M_operand, mcore_arith_imm_operand, - mcore_arith_any_imm_operand, mcore_arith_O_operand, - mcore_literal_K_operand, mcore_addsub_operand, - mcore_compare_operand, mcore_load_multiple_operation, - mcore_store_multiple_operation): Move to predicates.md. - (const_ok_for_mcore): Export. - * config/mcore/mcore.h (PREDICATE_CODES): Remove. - * config/mcore/mcore.md: Include predicates.md. - * config/mcore/predicates.md: New. - - * config/mcore/predicates.md: Fix a comment typo. - -2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com> - Adrian Straetling <straetling@de.ibm.com> - - * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations. - * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise. - * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type" - attribute. - ("imul"): Removed from "type" attribute. - ("*muldi3_sign", "muldi3"): Changed type to imuldi. - ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"): - Changed type to imulsi. - ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi. - -2005-04-04 Richard Sandiford <rsandifo@redhat.com> - - * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT) - (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT) - (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT) - (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC) - (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340) - (TARGET_SWITCHES, mcore_stack_increment_string) - (TARGET_OPTIONS): Delete. - (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather - than *_BIT constants. - (TARGET_8ALIGN): #undef old definition before redefining to 1. - * config/mcore/mcore.c (mcore_stack_increment_string): Delete. - (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT. - (mcore_override_options): Delete mcore_stack_increment code. - Change use of M340_BIT to MASK_M340. - * config/mcore/mcore.opt: New file. - -2005-04-04 Ian Lance Taylor <ian@airs.com> - - * config/arm/arm.c (replace_symbols_in_block): Remove static - function. - -2005-04-04 Kazu Hirata <kazu@cs.umass.edu> - - * config/fr30/fr30-protos.h: Remove the prototypes for - stack_add_operand, add_immediate_operand, - high_register_operand, low_register_operand, call_operand, - di_operand, and nonimmediate_di_operand. - * config/fr30/fr30.c (stack_add_operand, - add_immediate_operand, high_register_operand, - low_register_operand, call_operand, di_operand, - nonimmediate_di_operand): Move to predicates.md. - * config/fr30/fr30.h (PREDICATE_CODES): Remove. - * config/fr30/fr30.md: Include predicates.md. - * config/fr30/predicates.md: New. - - * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and - LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to - mcore_call_address_operand. - - * config/sh/sh.h (PREDICATE_CODES): Add CONST to - general_movsrc_operand. - -2005-04-04 Alan Modra <amodra@bigpond.net.au> - - * passes.c (rest_of_handle_final): NULL unlikely_text_section_name - after freeing. - -2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com> - - PR target/14812 - * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against - a negated value. - -2005-04-04 Richard Henderson <rth@redhat.com> - Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/16104 - * fold-const.c (fold_unary): Fix folding of vector conversions. - -2005-04-04 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (xstormy16-*-elf): Set extra_options. - * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete. - * config/stormy16/stormy16.opt: New file. - -2005-04-04 Richard Sandiford <rsandifo@redhat.com> - - * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT) - (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45) - (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32) - (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE) - (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT) - (TARGET_UNIX_ASM): Delete. - (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45. - * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM. - * config/pdp11/pdp11.c (pdp11_handle_option): New function. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - * config/pdp11/pdp11.opt: New file. - -2005-04-03 Roger Sayle <roger@eyesopen.com> - Alexandre Oliva <aoliva@redhat.com> - - PR c++/19199 - * fold-const.c (non_lvalue): Split tests into... - (maybe_lvalue_p): New function. - (fold_cond_expr_with_comparison): Preserve lvalue-ness for the - C++ front-end prior to lowering into gimple form. - -2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP, - BUILT_IN_STRNCASECMP): New. - * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp - and strndup. - -2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com> - - PR target/14812 - * arm.md (addsi3_compare0_for_combiner): Delete. - (addsi3_compare0_scratch_for_combiner): Delete. - (cmpsi_neg_shiftsi): Delete. - (compare_negsi_si): New pattern. - (cmpsi_negshiftsi_si): New pattern. - (negated_cbranchsi4): Restrict to equality_operator. - - * arm.md (movhi_insn_arch4): delete trailing white space from assembler - template. - -2005-04-03 Kazu Hirata <kazu@cs.umass.edu> - - * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c: - Fix comment typos. - - * doc/install.texi: Fix a typo. - -2005-04-03 Steven Bosscher <stevenb@suse.de> - - PR middle-end/20648 - * bb-reorder.c (duplicate_computed_gotos): Do not unfactor - a computed goto if the edge to the computed goto block has - incoming abnormal edges. Clarify how the function works. - -2005-04-03 Nathan Sidwell <nathan@codesourcery.com> - - * params.c (set_param_value): Use gcc_assert & gcc_unreachable. - * passes.c (open_dump_file, rest_of_handle_final): Likewise. - * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p, - hash_scan_set, reg_set_between_after_reload_p, - reg_used_between_after_reload_p, get_avail_load_store_reg, - eliminate_partially_redundant_load): Likewise. - * postreload.c (reload_cse_simplify_set, - reload_combine_note_use): Likewise. - * predict.c (predict_insn, expected_value_to_br_prob, - propagate_freq, expensive_function_p): Likewise. - * print-rtl.c (print_rtx): Likewise. - * profile.c (instrument_edges, instrument_values, - compute_branch_probabilities, branch_prob, union_groups, - tree_register_profile_hooks, rtl_register_profile_hooks): Likewise. - * protoize.c (in_system_include_dir, file_could_be_converted, - file_normally_convertible, gen_aux_info_file, seek_to_line, - do_cleaning): Likewise. - * tree-ssa-alias.c (collect_points_to_info_r): Likewise. - * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise. - * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise. - -2005-04-03 Mostafa Hagog <mustafa@il.ibm.com> - - * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE. - * modulo-sched.c (undo_replace_buff_elem): New structure. - (kernel_number_of_cycles, ps_unschedule_node, - undo_generate_reg_moves,free_undo_replace_buff, - undo_permute_partial_schedule, loop_single_full_bb_p, - SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop, - build_loops_structure, get_sched_window): New. - (generate_reg_moves): Return undo_replace_buff_elem and other - fixes. - (generate_prolog_epilog): Remove old loop versioning. - (sms_schedule): Use loop information and loop_version. - (sms_schedule_by_order): Split part of it to get_sched_window. - * passes.c (rest_of_handle_sms): call cfg_layout_initialize - cfg_layout_finalize and free_dominance_info before/after SMS. - -2005-04-03 Mostafa Hagog <mustafa@il.ibm.com> - - * cfghooks.c (lv_flush_pending_stmts, - cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges, - lv_adjust_loop_header_phi, lv_add_condition_to_bb): New. - * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge, - lv_add_condition_to_bb, - lv_adjust_loop_header_phi, extract_cond_bb_edges, - flush_pending_stmts): New in cfg_hooks structure. - (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts, - extract_cond_bb_edges, lv_adjust_loop_header_phi, - lv_add_condition_to_bb): New declarations. - * cfgloop.h (duplicate_loop_to_header_edge): Change return type to - bool. - (loop_version): Declare. - * cfgloopmanip.c (cfghooks.h): Include. - (duplicate_loop_to_header_edge): Change return type to bool. - (loop_version, lv_adjust_loop_entry_edge): Move here. - * cfgrtl.c (cfgloop.h): Include. - (rtl_verify_flow_info_1): Fix. - (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New. - (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to - initialization. - * tree-cfg.c (tree_lv_adjust_loop_header_phi, - tree_lv_add_condition_to_bb): New. - (tree_cfg_hooks): Add new hooks to initialization. - * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi, - lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove. - -2005-04-03 Kazu Hirata <kazu@cs.umass.edu> - - * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to - xstormy16_below100_or_register, - xstormy16_splittable_below100_or_register, and - nonimmediate_nonstack_operand. - - * config/stormy16/stormy16-protos.h: Remove the prototypes for - xstormy16_ineqsi_operator, equality_operator, - inequality_operator, shift_operator, - xstormy16_below100_operand, xstormy16_below100_or_register, - xstormy16_splittable_below100_or_register, - xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand. - * config/stormy16/stormy16.c (xstormy16_ineqsi_operator, - equality_operator, inequality_operator, - xstormy16_below100_operand, xstormy16_below100_or_register, - xstormy16_splittable_below100_or_register, - xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand, - nonimmediate_nonstack_operand, shift_operator): Move to - predicates.md. - * config/stormy16/stormy16.h (PREDICATE_CODES): Remove. - * config/stormy16/stormy16.md: Include predicates.md. - * config/stormy16/predicates.md: New. - -2005-04-02 Kazu Hirata <kazu@cs.umass.edu> - - * config/iq2000/iq2000.c (uns_arith_operand, arith_operand, - small_int, large_int, reg_or_0_operand, simple_memory_operand, - equality_op, cmp_op, pc_or_label_operand, call_insn_operand, - move_operand, power_of_2_operand): Move to predicates.md. - * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES, - PREDICATE_CODE): Remove. - * config/iq2000/iq2000.md: Include predicates.md. - * config/iq2000/predicates.md: New. - -2005-04-02 Richard Sandiford <rsandifo@redhat.com> - - * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT) - (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12) - (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS) - (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12) - (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE) - (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS) - (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string) - (m68hc11_reg_alloc_order, m68hc11_soft_reg_count) - (TARGET_M68HC11): Delete. - (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0. - * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete. - * config/m68hc11/m68hc11.c (m68hc11_regparm_string) - (m68hc11_reg_alloc_order, m68hc11_soft_reg_count) - (nb_soft_regs): Delete. - (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT. - (m68hc11_override_options): Remove the code that caters for MASK_M6811 - and MASK_M6812 being set simultaneously. Change the code that sets - the default m68hc11_soft_reg_count to use integers instead of strings. - (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use - m68hc11_soft_reg_count (which now has an int type) as the number - of soft registers. - * config/m68hc11/m68hc11.opt: New file. - -2005-04-02 Kazu Hirata <kazu@cs.umass.edu> - - * config/fr30/fr30.h (PREDICATE_CODES): Remove - fp_displacement_operand, sp_displacement_operand. - - * config/m68hc11/m68hc11-protos.h: Add a prototype for - m68hcc_auto_inc_p. - Remove the prototypes for tst_operand, cmp_operand, - stack_register_operand, d_register_operand, - hard_addr_reg_operand, splitable_operand, - m68hc11_logical_operator, m68hc11_arith_operator, - m68hc11_non_shift_operator, m68hc11_shift_operator, - m68hc11_unary_operator, m68hc11_eq_compare_operator, - non_push_operand, hard_reg_operand, and - reg_or_some_mem_operand. - * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it - extern. - (tst_operand, cmp_operand, non_push_operand, - splitable_operand, reg_or_some_mem_operand, - stack_register_operand, d_register_operand, - hard_addr_reg_operand, hard_reg_operand, - m68hc11_eq_compare_operator, m68hc11_logical_operator, - m68hc11_arith_operator, m68hc11_non_shift_operator, - m68hc11_shift_operator, m68hc11_unary_operator): Move to - predicates.md. - * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove. - * config/m68hc11/m68hc11.md: Include predicates.md. - * config/m68hc11/predicates.md: New. - -2005-04-02 Alexandre Oliva <aoliva@redhat.com> - - PR debug/19345 - * dwarf2out.c (add_abstract_origin_attribute): Revert accidental - change checked in along with 2005-03-03's patch for debug/20253. - * tree-inline.c (remap_type): Remap TYPE_STUB_DECL. - (remap_decl): Insert type decl in map earlier. - -2005-04-02 Alexandre Oliva <aoliva@redhat.com> - - PR tree-optimization/20640 - * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to - post-dominator if it has phi nodes. - (eliminate_unnecessary_stmts): Remove dead phis in all blocks - before dead statements. - -2005-04-02 Alexandre Oliva <aoliva@redhat.com> - - PR middle-end/20491 - * final.c (alter_subreg): Don't call subreg_regno for a non-REG. - -2005-04-02 Alexandre Oliva <aoliva@redhat.com> - - PR rtl-optimization/20290 - * loop.c (for_each_insn_in_loop): Don't assume the loop body runs - in every iteration if the entry point is the exit test. - -2005-04-02 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.md (attribute "length"): Define. - -2005-04-02 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/predicates.md (indexed_or_indirect_operand): New. - (word_offset_memref_operand): New. - * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete. - (indexed_or_indirect_operand): Delete. - * config/rs6000/rs6000.c (word_offset_memref_operand): Delete. - (indexed_or_indirect_operand): Delete. - - * config/rs6000/t-darwin8: Comment out ppc64 multilib. - - PR 20650 - * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination - a register. - - * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe. - * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise. - -2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de> - - * gcc/config/vax/vax.md: Spellcheck, fix whitespace. - -2005-04-01 Ian Lance Taylor <ian@airs.com> - - * gcc.c: Don't include <sys/resource.h> or declare getrusage. - (rus, prus): Remove static variables. - (execute): Use pex_run/pex_get_status rather than pexecute/pwait. - (process_command): Permit report_times and use_pipes together. - -2005-04-01 Joseph S. Myers <joseph@codesourcery.com> - - * c-decl.c (validate_proto_after_old_defn): Look at - TYPE_MAIN_VARIANT of argument types. - -2005-04-01 Paul Brook <paul@codesourcery.com> - - * config/arm/arm.c (thumb_call_via_label): Include space for SP. - (arm_output_function_epilogue): Allow call_via_SP. - (thumb_call_via_reg, arm_file_end): Ditto. - * config/arm/arm.h (struct machine_function): Include space for SP. - (thumb_call_via_label): Update declaration. - -2005-04-01 Ian Lance Taylor <ian@airs.com> - - * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when - doing a peephole optimization, once again put any notes in the - proper position. - -2005-04-01 Kazu Hirata <kazu@cs.umass.edu> - - * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos. - -2005-04-01 Nathan Sidwell <nathan@codesourcery.com> - - * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable. - (block_alloc, find_free_reg): Likewise. - * loop-doloop.c (doloop_modify): Likewise. - * loop-invariant.c (record_use): Likewise. - * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze, - get_iv_value, canon_condition, eliminate_implied_condition, - eliminate_implied_condition, simplify_using_initial_values, - shorten_into_mode, canonicalize_iv_subregs, - iv_number_of_iterations): Likewise. - * loop-unroll.c (expand_var_during_unrolling): Likewise. - * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop, - unswitch_loop): Likewise. - * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p, - move_movables, replace_call_address, find_and_verify_loops, - rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations, - record_giv, final_giv_value, general_induction_var, - simplify_giv_expr, extension_within_bounds_p, try_copy_prop, - loop_giv_dump): Likewise. - - * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING, - GCOV_CHECK_WRITING): Remove. - (gcov_position, gcov_rewrite): Use gcc_assert. - * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length, - gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert. - * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use - gcc_assert. - -2005-04-01 Kazu Hirata <kazu@cs.umass.edu> - - * tree-inline.c: Fix a typo. - -2005-04-01 Nathan Sidwell <nathan@codesourcery.com> - - * configure.ac (enable-checking): Explicitly set all variables for - collective switch values. Alphabetize variables. Rename - ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as - synonym for 'no'. - * doc/install.texi (enable-checking): Update documentation. - * configure: Rebuilt. - -2005-04-01 Kazu Hirata <kazu@cs.umass.edu> - - * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where - possible. - -2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.c (adjacent_mem_locations): Reject volatile memory refs. - Also reject cases where this pattern will cause load delay stalls - unless optimizing for size and it will produce a shorter sequence. - * arm.md (arith_adjacent_mem): Make better use of ldm addressing - variants to avoid pre-adjusting the base when possible. - -2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com> - - * arm.md (minmax_arithsi): Reject all eliminable registers, not just - the frame and argument pointers. - (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise. - (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise. - (strsi_predec, loadsi_preinc, loadsi_predec): Likewise. - (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise. - (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise. - (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise. - -2005-04-01 Danny Smith <dannysmith@users.sourceforge.net> - - * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define, - with entry for selectany attribute. - * config/i386/i386-protos.h (ix86_handle_selectany_attribute): - Declare. - * config/i386/winnt.c (ix86_handle_selectany_attribute): Define. - (i386_pe_asm_named_section): Handle sections generated by - selectany attribute. - * doc/extend.texi (selectany): Document attribute. - -2005-04-01 Paolo Bonzini <bonzini@gnu.org> - Jan Hubicka <jh@suse.cz> - - * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs - to fix addresses involving EBP and ESP. - (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared - for SUBREGed registers. - (legitimate_address_p): Accept SUBREGed registers. - -2005-04-01 Jakub Jelinek <jakub@redhat.com> - - PR c++/19406 - * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL. - (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member - for FIELD_DECLs. - -2005-04-01 Kazu Hirata <kazu@cs.umass.edu> - - * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos. - -2005-04-01 James E Wilson <wilson@specifixinc.com> - - PR c++/20505 - * dwarf2out.c (rtl_for_decl_init): New function. - (rtl_for_decl_location): Extracted from here. - (tree_add_const_value_attribute): Call rtl_for_decl_init and - add_const_value_attribute. Delete initializer_constant_valid_p call. - -2005-04-01 Kazu Hirata <kazu@cs.umass.edu> - - * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c, - lambda-code.c, loop.c, machmode.def, mips-tfile.c, - modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c, - tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h, - config/frv/frv.md, config/i386/i386.c, config/i386/i386.h, - config/i386/i386.md, config/rs6000/predicates.md, - config/rs6000/rs6000.c, config/s390/fixdfdi.h, - config/s390/s390.c, config/stormy16/stormy16.c, - config/stormy16/stormy16.md, config/vax/vax.md: Fix comment - typos. - -2005-04-01 Joseph S. Myers <joseph@codesourcery.com> - - PR c/17855 - * gimplify.c (gimplify_expr): Create a temporary for lvalue - COND_EXPR and CALL_EXPR. - -2005-03-31 Vladimir Makarov <vmakarov@redhat.com> - - PR target/20632 - * genautomata.c (first_cycle_unit_presence): Check all alternative - states for unit presence. - - * doc/md.texi: Remove remark about impossibility to query unit - presence in non nondeterministic automaton state. - - * config/ia64/ia64.c (get_template): Change order of unit querying. - -2005-03-31 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-dom.c (cprop_into_successor_phis): Remove an - obsolete comment. - -2005-03-31 Zdenek Dvorak <dvorakz@suse.cz> - - * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT - flag for edges outside any loops. - -2005-03-31 Janis Johnson <janis187@us.ibm.com> - - * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs. - -2005-03-31 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-alias.c: Follow spelling conventions. - * doc/tree-ssa.texi: Fix a typo. - -2005-03-31 J"orn Rennecke <joern.rennecke@st.com> - - * postreload-gcse.c: Include target.h. - (gcse_after_reload_main): Return early if we cannot modify jumps. - * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H). - -2005-03-31 David Edelsohn <edelsohn@gnu.org> - - * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of - expensive operations. - -2005-03-31 Ian Lance Taylor <ian@airs.com> - - * collect2.c (lderrout): New variable. - (collect_exit): Dump ldout to stdout. Dump and unlink lderrout, - if it is set, to stderr. - (handler): Unlink lderrout if it is set. - (dump_file): Add "to" parameter. Change all callers. - (main): Initialize lderrout. - (collect_execute): Add errname parameter. Change all callers. - Rename redir parameter to outname. Never pass - PEX_STDERR_TO_STDOUT to pex_run. - * collect2.h (collect_execute, dump_file): Update declarations. - * tlink.c (tlink_execute): Add errname parameter. Change all - callers. - (do_tlink): Check lderrout as well as ldout. - -2005-03-31 Caroline Tice <ctice@apple.com> - - * Makefile.in (varasm.o): Add basic-block.h to list of requirements. - (bb-reorder.o): Add errors.h to list of requirements. - (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to - profiledbootstrap flags. - * bb-reorder.c (errors.h): Add new include. - (struct bbro_basic_block_data_def): Add new field, in_trace. - (add_unlikely_executed_notes): Remove function. - (mark_bb_for_unlikely_executed_section): Remove function. - (insert_section_boundary_note): New function. - (verify_hot_cold_block_grouping): New function. - (push_to_next_round_p): Remove variables and tests that push all - cold blocks to last round. - (find_traces): Remove code that added extra round of trace finding - when doing partitioning. - (find_traces_1_round) : Remove variable last_round; add code to - update new struct field, in_trace; correct trace_length where it was - incorrect before (after call to copy_bb); change code that pushed all - cold blocks to last round. Instead verify that all blocks going into - a trace belong in the same partition. - (connect_traces): Modify to connect the traces in two passes, if the - function contains both hot and cold blocks. The first pass connects - all the traces for blocks in the partition that the first block in - the function belongs to; the second pass connnects all the traces - containing blocks that belong in the other partition. - (find_rarely_executed_basic_blocks_and_crossing_edges): Remove - code that automatically put the first block in a function into the - hot partition if the function had any hot blocks. - (fix_crossing_unconditional_branches): Check number of succ edges - before attempting to get one. - (fix_edges_for_rarely_executed_code): Update comment describing - function. - (reorder_basic_blocks): Add code to initialize new field (in_trace); - remove call to add_unlikely_executed_notes; add call to - verify_hot_cold_block_grouping. - (duplicate_computed_gotos): Don't change computed goto if it's a - crossing edge. - (partition_hot_cold_basic_blocks): Update function comment. - * cfgcleanup.c (try_simplify_condjump): Remove redundacy from - condition. - (try_forward_edges): Likewise. - (merge_blocks_move_predecessor_nojumps): Likewise. - (merge_blocks_move_successor_nojumps): Likewise. - (merge_blocks_move): Likewise. - (try_crossjump_bb): Likewise. - * cfglayout.c (update_unlikely_executed_notes): Remove function. - (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE - notes to cold bb's; remove call to update_unlikely_executed_notes. - (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to - NOTE_INSN_SWITCH_TEXT_SECTIONS. - * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove - function declaration. - * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note - from consideration. - (rtl_can_merge_blocks): Remove redundancy from condition. - (try_redirect_by_replacing_jump): Likewise. - (force_nonfallthru_and_redirect): Remove code for adding - UNLIKELY_EXECUTED_CODE notes to cold bb's. - (commit_one_edge_insertion): Likewise. - (cfg_layout_can_merge_blocks_p): Remove redundancy from condition. - * dbxout.c (FORCE_TEXT): Replace function_section with - current_function_section. - (struct dbx_debug_h): Add do_nothing function for new debug_hooks - function, switch_text_section. - (struct xcoff_debug): Likewise. - (dbxout_function_end): Add code to put out label diffs for both - hot and cold sections. - * debug.c (struct do_nothing_debug_hooks): Add do_nothing function - for new debug_hooks funciton, switch_text_section.. - * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks, - switch_text_section. - * dwarf2out.c (struct dw_fde_struct): Add five new fields: - dw_fde_hot_section_label, dw_fde_hot_section_end_label, - dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and - dw_fde_switched_sections. - (output_call_frame_info): Add test to see if function switches text - sections in the middle; if so, use appropriate extra hot and cold - section labels to compute size deltas for the hot and cold sections. - (dwarf2out_begin_prologue): Add code to initialize new fields in - dw_fde_struct. - (dwarf2out_switch_text_section): New function (invoked through - debug_hook); updates new fields in dw_fde_struct appropriately and - increments separate_line_info_table_in_use. - (dwarf2_debug_hooks): Initialize switch_text_section function to be - dwarf2out_switch_text_section. - (struct var_loc_node): Add new field, section_label. - (output_aranges): Add code to check whether in hot or cold section and - use the appropriate label in calculating deltas. - (output_ranges): Likewise. - (output_line_info): Add code to check which section we're in and - use appropriate hot/cold label. - (add_location_or_constant_value_attribute): Likewise. - (gen_subprogam_die): Modify arange attributes to use correct labels. - (dwarf2out_begin_block): Change call to function_section into call to - current_function_section. - (dwarf2out_end_block): Likewise. - (dwarf2out_source_line): Likewise. - (dwarf2out_var_location): Add code to check whether in hot or cold - section and use the appropriate label. - * except.c (output_function_exception_table): Change call to - function_section into call to current_function_section. - * final.c (profile_function): Likewise. - (scan_ahead_for_unlikely_executed_note): Remove function. - (final_scan_insn): Remove calls to - scan_ahead_for_unlikely_executed_note, and related code for switching - to cold section, except for the single time - NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to - debug_hooks->switch_text_sections; replace appropriate calls to - function_section with calls to current_function_section. - * ifcvt.c (find_if_case_1): Remove redundancy from condition, add - test_bb to condition. - (find_if_case_2): Likewise. - * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to - NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately. - * opts.c (decode_options): Change warning about hot/cold partitioning - with exceptionss to inform (so as not to cause bootstrap failures); - remove warning about partitioning with DWARF debug info. - * output.h (current_function_section): Add new function decl. - (insert_section_boundary_note): Likewise. - (enum in_section): Move this declaration here from varasm.c. - (unlikely_section_label): Likewise. - (unlikely_text_section_name): Likewise. - (last_text_section_name): New global variable. - (last_text_section): Likewise. - (hot_section_label): Likewise. - (hot_section_end_label): Likewise. - (cold_section_end_label): Likewise. - * passes.c (rest_of_handle_final): Free unlikely_text_section_name. - * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE - to NOTE_INSN_SWITCH_TEXT_SECTIONS. - * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note - insn from consideration. - * sdbout.c (sdb_debug_hooks): Add do_nothing for new function, - switch_text_section. - * varasm.c (basic-block.h): Add new include. - (unlikely_section_label_printed): Remove global variable. - (unlikely_section_label): Make global variable not be static any more. - (unlikely_text_section_name): Likewise. - (hot_section_end_label): New global variable (not static) - (first_function_block_is_cold): Likewise. - (hot_section_label): Likewise. - (cold_section_end_label): Likewise.. - (last_text_section): New global variable, not static. - (last_text_section_name): New global variable, not static. - (initialize_cold_section_name): New function. - (enum in_section): Move declaration to output.h. - (text_section): Update last_text_section. - (unlikely_text_section): Replace code to determine cold section name - with call to initialize_cold_section_name; Add code to update - last_text_section; remove code for printing out label. - (named_section_real): Add code to update last_text_section and - last_text_section_name as appropriate. - (function_section): Change test for 'unlikely' to depend on - first_function_block_is_cold (moved old test to - current_function_section). - (current_function_section): New function. - (assemble_start_function): Move code that frees - unlikely_text_section_name; initialize hot_section_end_label; - print hot and cold section labels at the start of the function; - set first_function_block_is_cold, if appropriate; initialize l - ast_text_section; add call to insert_section_boundary_note. - (assemble_end_function): Add code to write out hot and cold section - end labels. - *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function, - switch_text_section. - * config/darwin.c (machopic_select_section): Replace incorrect - function in base_funs; update reloc for cold sections if necessary. - * config/darwin.h (SECTION_FUNCTION): Add code to update - last_text_section if appropriate. - (text_unlikely_section): Remove. - * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise. - * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise. - * config/xtensa/xtensa.c (override_options): Turn off hot/cold - partitioning for this architecture. - -2005-03-31 Olivier Hainque <hainque@adacore.com> - - * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO - defined and non-zero. - -2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net> - - PR c++/18644 - * doc/invoke.texi (-Wsynth): Don't document, as it now is void of - semantics. - -2005-03-31 Alan Modra <amodra@bigpond.net.au> - - PR target/20611 - * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline - label operand. Remove (use (unspec..)). Don't emit a label on - the offset word. - * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't - generate inline label for load_toc_v4_PIC_1b. - (rs6000_emit_load_toc_table): Likewise. - -2005-03-31 Kazu Hirata <kazu@cs.umass.edu> - - * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf, - ns32k-*-netbsdelf*, and ns32k-*-netbsd*. - -2005-03-29 Devang Patel <dpatel@apple.com> - - * tree-sra.c (decide_block_copy): Disable scalarization of - sub-elements. - -2005-03-30 Stuart Hastings <stuart@apple.com> - Dale Johannesen <dalej@apple.com> - - * Makefile.in (print-tree.o): Depend on tree-iterator.h. - * print-tree.c (print_node): Add case STATEMENT_LIST. - -2005-03-31 Alan Modra <amodra@bigpond.net.au> - - * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus. - (powerpc64-*-linux*): Use it. Rearrange tm_file assignment. - (powerpc-*-linux*): Build a biarch compiler when --enable-targets - is given with "powerpc64*" or "all", or when --with-cpu chooses - a 64-bit cpu. - -2005-03-30 James E. Wilson <wilson@specifixinc.com> - - PR debug/20268 - * dwarf2out.c (add_high_low_attributes): New function, extracted from - gen_lexical_block_die. - (gen_lexical_block_die, gen_inlined_subroutine_die): Call it. - -2005-03-31 Jan Hubicka <jh@suse.cz> - - 2004-11-02 Jan Hubicka <jh@suse.cz> - - * cgraph.c (cgraph_varpool_node_name): New function. - (dump_cgraph_varpool_node): New function. - (dump_varpool): New function. - * cgraphunit.c (cgraph_optimize): Dump varpool. - - 2004-10-16 Jan Hubicka <jh@suse.cz> - - * cgraph.c (decide_is_variable_needed): New function. - (cgraph_varpool_finalize_decl): Use it. - * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing - unit-at-a-time. - * final.c (output_addr_const): Do not call mark_referenced. - * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack; - always go via cgraph. - * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code. - (check_global_declarations): Ifdef out code clearing DECL_RTL. - * tree-optimize.c (execute_inline): Mark functions called. - * i386.c (output_pic_addr_const): Do not call mark_decl_referenced. - - 2004-10-11 Jan Hubicka <jh@suse.cz> - - * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable - (cgraph_varpool_last_needed_node): New static variable. - (enqueue_needed_varpool_node): Break out from ...; add items to the - end of queue; update first pointers. - (cgraph_varpool_mark_needed_node): ... here. - (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node. - (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c - * cgraph.h (cgraph_varpool_node): Add analyzed field. - (cgraph_varpool_first_unanalyzed_node): Declare. - * cgraphunit.c: Include output.h. - (cgraph_varpool_analyze_pending_decls): New function. - (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out - for errors, analyze pending decls. - (cgraph_finalize_compilation_unit): Only analyze decls. - (cgraph_optimize): Assemble the decls after expanding. - -2005-03-30 Daniel Berlin <dberlin@dberlin.org> - - * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure - subvars get marked properly in tags for grouping. - (add_pointed_to_var): Mark only actual pointed to - variables/subvars in addresses needed. - (create_overlap_variables_for): Clear call clobbered on original - variable. - * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular - addresable vars with subvars into list. - * tree-ssa.c (verify_ssa_name): Verify original is not used where - subvar should be. - -2005-03-30 Richard Henderson <rth@redhat.com> - - * cgraph.h (struct cgraph_node): Add alias. - * varasm.c (assemble_alias): Set it. - * cgraphunit.c (cgraph_assemble_pending_functions): Check it and - avoid calling cgraph_expand_function. - -2005-03-30 Tom Tromey <tromey@redhat.com> - - * tree.def (FILE_TYPE): Removed. - * typeclass.h (enum type_class): Removed file_type_class. - * dwarf2out.c (is_base_type): Updated. - (gen_type_die): Likewise. - * dbxout.c (dbxout_type): Updated. - * builtins.c (type_to_class): Updated. - * tree.c (type_contains_placeholder_1): Updated. - * config/sparc/sparc.c (sparc_type_code): Updated. - * config/ia64/ia64.c (hfa_element_mode): Updated. - * expr.c (count_type_elements): Updated. - * stor-layout.c (layout_type): Updated. - * tree-inline.c (remap_type): Updated. - * tree-pretty-print.c (dump_generic_node): Updated. - -2005-03-30 Fariborz Jahanian <fjahanian@apple.com> - - * builtins.c (expand_builtin_powi): Fix mode of - 2nd argument to match int. - * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change - 2nd argument type to int. - * libgcc2.c: Change prototype of __powi* functions to use - int. - -2005-03-30 Dale Johannesen <dalej@apple.com> - - PR middle-end/19225 - * calls.c (expand_call): Flush pending deferrals before - throwing call. - -2005-03-30 Joseph S. Myers <joseph@codesourcery.com> - - PR c/772 - PR c/17913 - * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR, - C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct - c_label_context, label_context_stack): New. - * c-decl.c (define_label): Check for jumps into statement - expressions. Add label to list of defined labels. - (start_function): Push context on label_context_stack. - (finish_function): Pop context from label_context_stack. - * c-typeck.c (label_context_stack): New. - (c_finish_goto_label): Check for jumps into statement - expressions. Add label to list of jumped to labels. - (struct c_switch): Add blocked_stmt_expr. - (c_start_case): Initialize it. - (do_case): Check it. - (c_finish_case): Verify !blocked_stmt_expr. - (c_begin_stmt_expr): Push context on label_context_stack. - Increment blocked_stmt_expr. Mark labels jumped to from outside - as undefinable. - (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels - defined in the statement expression and no longer jumpable to. - Mark labels jumped to from just outside the statement expression - as again definable. Pop context from label_context_stack. - * doc/extend.texi (Statement Exprs): Update. - -2005-03-30 Joseph S. Myers <joseph@codesourcery.com> - - PR c/20368 - * c-decl.c (start_function): Check for old_decl being - error_mark_node. - -2005-03-30 Ian Lance Taylor <ian@airs.com> - - * final.c (final): Remove prescan parameter. Change all callers. - (final_scan_insn): Remove prescan parameter. Change all callers. - -2005-03-30 Kazu Hirata <kazu@cs.umass.edu> - - * tree-vectorizer.c: Fix comment typos. - -2005-03-30 Sebastian Pop <pop@cri.ensmp.fr> - - * tree-scalar-evolution.c (instantiate_parameters_1): Return - as soon as a chrec_dont_know is detected. - -2005-03-31 Danny Smith <dannysmith@users.sourceforge.net> - - Merge from csl-arm-branch. - 2004-02-12 Mark Mitchell <mark@codesourcery.com> - - * tlink.c (recompile_files): Do not assume that "rename" can - overwrite an existing file. - -2005-03-31 Paolo Bonzini <bonzini@gnu.org> - - * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove. - * gcc/configure: Regenerate. - -2005-03-30 Alan Modra <amodra@bigpond.net.au> - - * doc/install.texi: Update binutils requirement for powerpc*-linux. - - * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments. - - * calls.c (struct arg_data): Update "partial" comment. - (load_register_parameters): Update "nregs" comment. - -2005-03-30 Richard Sandiford <rsandifo@redhat.com> - - * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA) - (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES) - (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS) - (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete. - (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE) - (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather - than target_flags & 0. - * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string) - (iq2000_arch, iq2000_parse_cpu): Delete. - (TARGET_HANDLE_OPTION): Override default. - (iq2000_handle_option): New function. - (override_options): Remove -march= and -mcpu= handling. - * config/iq2000/iq2000.opt: New file. - -2005-03-30 Richard Sandiford <rsandifo@redhat.com> - - * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete. - * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG) - (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG) - (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG) - (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG) - (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG) - (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES) - (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX) - (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL) - (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST) - (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT) - (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES) - (c4x_rpts_cycles_string, c4x_cpu_version_string) - (TARGET_OPTIONS): Delete. - (c4x_rpts_cycles, c4x_cpu_version): Declare. - (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33) - (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version. - * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete. - (c4x_cpu_version_string): Delete. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (c4x_handle_option): New function. Map -m3x and -m4x options to the - equivalent -mcpu= option. - (c4x_override_options): Remove -mrpts= and -mcpu= handling from here. - Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB, - TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting - or clearing the appropriate MASK_* bit. - (c4x_file_start): Use c4x_cpu_version. - * config/c4x/c4x.opt: New file. - -2005-03-30 Richard Sandiford <rsandifo@redhat.com> - - * doc/options.texi: Document the new MaskExists flag. - * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...) - if the option has the MaskExists flag. - -2005-03-30 Richard Sandiford <rsandifo@redhat.com> - - * opt-functions.awk (flag_set_p, test_flag): New functions. - (switch_flags): Use them. - * opth-gen.awk: Use flag_set_p to check for flags. - * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags. - -2005-03-30 Ian Lance Taylor <ian@airs.com> - - * config.host (i[34567]86-*-mingw32*): Don't set - host_can_use_collect2 to no. - -2005-03-30 Alan Modra <amodra@bigpond.net.au> - - PR target/20203 - * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL. - Remove convert_memory_address call duplicating that in memory_address. - -2005-03-29 Richard Henderson <rth@redhat.com> - - PR c/20519 - * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call. - (build_compound_literal): Likewise. Propagate decl type into the - initializer. - (finish_decl): Likewise. Use new return value from complete_array_type - for zero sized arrays. - (complete_array_type): Move ... - * c-common.c (complete_array_type): ... here. Change first argument - to pointer-to-type-node. Consistently use sizetype for the index - except for zero sized arrays. Detect zero sized arrays for pedantic - mode diagnostics. Create a new type node instead of modifying the - old node in place. - * c-tree.h (complete_array_type): Move decl ... - * c-common.h (complete_array_type): ... here. - -2005-03-29 Richard Henderson <rth@redhat.com> - - PR tree-opt/19108 - * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR. - -2005-03-29 Kazu Hirata <kazu@cs.umass.edu> - - * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c, - debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c, - rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h, - tree-profile.c, tsystem.h, value-prof.h: Update copyright. - -2005-03-29 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for - truthvalue conversion removal. - -2005-03-29 Ian Lance Taylor <ian@airs.com> - - PR bootstrap/14316 - * collect2.c: Never include <vfork.h>. - (VFORK_STRING, vfork): Don't define. - (pid): Remove global variable. - (handler): Call raise instead of kill (getpid(), ...). - (collect_wait): Add pex parameter. Change all callers. Use - pex_get_status rather than pwait. - (do_wait): Add pex parameter. Change all callers. - (collect_execute): Return struct pex_obj * rather than void. Use - pex routines rather than pexecute. - (fork_execute): Get pex_obj from collect_execute, and pass it to - do_wait. - (scan_prog_file): Use pex routines rather than pipe/vfork/exec. - Only declare quit_handler if SIGQUIT is defined. - (scan_libraries): Likewise. - * collect2.h (collect_execute): Update declaration. - (collect_wait): Update declaration. - * tlink.c (tlink_execute): Get pex_obj from collect_execute, and - pass it to collect_wait. - -2005-03-29 Joseph S. Myers <joseph@codesourcery.com> - - PR c/20672 - * c-parser.c (c_parser_compound_statement_nostart): Give error - message for EOF instead of just setting parser->error. - -2005-03-29 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed. - (slpeel_update_phi_nodes_for_guard1): New function. - (slpeel_update_phi_nodes_for_guard2): New function. - (slpeel_tree_peel_loop_to_edge): Call above new functions instead - of slpeel_update_phi_nodes_for_guard. - (vectorize_loops): Remove call to loop_closed_rewrite. - * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove - assertion. - -2005-03-29 Richard Sandiford <rsandifo@redhat.com> - - * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete. - (TARGET_LITTLE_ENDIAN): New macro. - * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags) - (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG) - (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS) - (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE) - (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK) - (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT) - (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT) - (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string) - (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS) - (TARGET_OPTIONS): Delete. - (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums. - (CACHE_FLUSH_TRAP): Turn into an integer. - (TARGET_LITTLE_ENDIAN): Define to 0 by default. - (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if - -mflush-trap is in use. - * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string) - (m32r_cache_flush_trap_string): Delete. - (m32r_model) Initialize to M32R_MODEL_DEFAULT. - (m32r_sdata): Likewise M32R_SDATA_DEFAULT. - (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=, - -mmodel= and -msdata= handling from... - (m32r_init): ...here. - * config/m32r/m32r.opt: New file. - -2005-03-29 Keith Besaw <kbesaw@us.ibm.com> - - * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function. - (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info. - * tree-vect-analyze.c (vect_object_analysis): additional parm - pass back a "struct ptr_info_def *" with the points-to info. - (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the - statement using info returned from vect_object_analysis. - * tree-vect-transform.c (update_vuses_to_preheader): New function. - (vect_create_data_ref_ptr): Remove updates to vars_to_rename - for virtual uses and defs when creating a replacement vector - reference. Call duplicate_ssa_name_ptr_info to define points-to - info for vector pointer replacement using STMT_VINFO_PTR_INFO. - (vectorizable_store): copy_virtual_operands and update - definition statements. - (vectorizable_load): copy_virtual_operands. Remove call to - mark_call_clobbered_vars_to_rename for call to "const" builtin. - * tree-vectorizer.c (vectorize_loops): Remove calls to - rewrite_into_ssa and bitmap_clear (vars_to_rename). - (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt. - * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and - define macro STMT_VINFO_PTR_INFO for use in accessing. - * tree.h add export of duplicate_ssa_name_ptr_info. - * rs6000.c (altivec_init_builtins): Declare builtin function - __builtin_altivec_mask_for_load to be "const". - -2005-03-29 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/20622 - * cgraph.h (struct cgraph_varpool_node): Add alias field. - * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call - assemble_variable on aliases. - * varasm.c (assemble_alias): Set node->alias. - * toplev.c (wrapup_global_declarations): Don't call - rest_of_decl_compilation on aliases again. - -2005-03-29 Paul Brook <paul@codesourcery.com> - - * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype. - * config/arm/arm.c (arm_dbx_register_number): New function. - * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define. - -2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR middle-end/20263 - * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use - the DECL_NAME, not the DECL_ASSEMBLER_NAME. - -2005-03-29 Dale Johannesen <dalej@apple.com> - - * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H) - $(TREE_H) and $(COVERAGE_H). - * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME. - * opts.c (common_handle_option): Enable tree-based value transforms. - * toplev.c (process_options): Ditto. - * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below - refers to references to this type. - * tree-flow.h: (struct stmt_ann_d): Add histograms field. - * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks - for may_be_more, may_be_less. - (rtl_gen_pow2_profiler): Adjust. - (rtl_gen_one_value_profiler_no_edge_manip): Adjust. - (rtl_gen_one_value_profiler): Adjust. - (rtl_gen_const_delta_profiler): Adjust. - * tree-profile.c (tree_gen_interval_profiler): Implement. - (tree_gen_pow2_profiler): Ditto. - (tree_gen_one_value_profiler): Ditto. - (tree_profiling): New. - (pass_tree_profile): Reference it. - * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h, - tree.h, gcov-io.h. - (insn_divmod_values_to_profile): Rename to - rtl_divmod_values_to_profile. Adjust. - (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust. - (insn_prefetch_values_to_profile): Adjust. - (rtl_value_profile_transformations): Adjust. - (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value. - (gen_mod_pow2): Rename to rtl_mod_pow2. - (gen_mod_subtract): Rename to rtl_mod_subtract. - (divmod_fixed_value_transform): Rename to - rtl_divmod_fixed_value_transform. - (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform. - (mod_subtract_transform): Rename to rtl_mod_subtract_transform. - (rtl_find_values_to_profile): Adjust. - (tree_value_profile_transformations): Implement. - (tree_divmod_values_to_profile): New. - (tree_values_to_profile): New. - (tree_divmod_fixed_value): New. - (tree_mod_pow2): New. - (tree_mod_subtract): New. - (tree_divmod_fixed_value_transform): New. - (tree_mod_pow2_value_transform): New. - (tree_mod_subtract_transform): New. - (tree_find_values_to_profile): Implement. - * profile.c (instrument_values): Free histograms. - (compute_value_histograms): Adjust. Implement tree version. - -2005-03-29 Uros Bizjak <uros@kss-loka.si> - - * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case. - * config/i386/i386.c (output_fix_trunc): Add new round_mode - variable. Output "fldcw" depending on round_mode. - * config/i386/i386.md (UNSPEC_FIST): New. - (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp): - New isns patterns to implement lrint and llrint built-ins as x87 - intrinsic function. - (fistdi2, fist<mode>2 splitters): New splitters. - (lrint<mode>2): New expanders. - -2005-03-28 Ian Lance Taylor <ian@airs.com> - - * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as - 0 when calling final_scan_insn. - -2005-03-28 Jan Hubicka <jh@suse.cz> - - PR middle-end/20635 - * varasm.c (mark_decl_referenced): Do not mark extern inline functions - as needed. - - * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument - types where possible. - -2005-03-26 Per Bothner <per@bothner.com> - - Make -f[no-]show-column also control non-cpp diagnostics. - * c.opt (fshow-column): Move option from here ... - * common.opt (fshow-column): ... to here. - * diagnostic.c (diagnostic_build_prefix): Only print column number - if flag_show_column. - -2005-03-27 Steven Bosscher <stevenb@suse.de> - - * vax-protos.h (vax_output_int_move, vax_output_int_add, - vax_output_conditional_branch): New prototypes. - * vax.c (vax_output_int_move, vax_output_int_add): New functions, - extracted from vax.md mov and add patterns. - (vax_output_conditional_branch): New function to output conditional - branch instructions. - * vax.md: Use mode macros for arithmetic and mov patterns. - Use code macros for the jump patterns. - -2005-03-26 Andrew Pinski <pinskia@physics.uc.edu> - - * Makefile.in (libbackend.o): Depend on version files; - add custom generation command. - -2005-03-26 Andrew Pinski <pinskia@physics.uc.edu> - - PR target/20636 - * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make - sure that we have a REG before getting its REGNO. - -2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New. - * builtins.def (BUILT_IN_STRNDUP): New. - -2005-03-25 Pat Haugen <pthaugen@us.ibm.com> - - PR tree-optimization/20470 - * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold - ABS(x-y). - -2005-03-25 Mike Stump <mrs@apple.com> - - * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0 - sized objects. - -2005-03-25 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>. - Use our own structure definitions. - - * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX. - (fix_truncdfsi2): Allow registers or memory as destination. - When TARGET_PPC_GFXOPT, generate simplified pattern. - (fix_truncdfsi2_internal): Use define_insn_and_split. - (fix_truncdfsi2_internal_gfxopt): New. - (fctiwz): Don't confuse register allocation by giving it no choices. - (stfiwx): New. - * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'. - (EXTRA_MEMORY_CONSTRAINT): Likewise. - * config/rs6000/rs6000.c (indexed_or_indirect_operand): New. - * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New. - -2005-03-25 Kazu Hirata <kazu@cs.umass.edu> - - * dominance.c (free_dominance_info): Speed up by freeing et - data structures without maintaining other nodes. - * et-forest.c (et_free_tree_force): New. - * et-forest.h: Add a prototype for et_free_tree_force. - - * tree.c (get_set_constructor_bits, - get_set_constructor_bytes): Remove. - * tree.h: Remove the corresponding prototypes. - -2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca> - - PR target/15491 - * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs. - (vax_rtx_costs): Return false when passed unsupported rtx's. Handle - FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC, - PRE_DEC, NEG and NOT. - -2005-03-25 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c: Convert uses of fold (build (...)) to - fold_buildN. - -2005-03-25 Zdenek Dvorak <dvorakz@suse.cz> - - PR rtl-optimization/20249 - * cse.c (insert_regs): Do not record equivalence of registers in - different modes. - -2005-03-24 Kazu Hirata <kazu@cs.umass.edu> - - * emit-rtl.c (reverse_comparison): Remove. - * rtl.h: Remove the corresponding prototype. - -2005-03-24 James E Wilson <wilson@specifixinc.com> - - * doc/install.texi (--enable-altivec): Delete docs. - -2005-03-24 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/predicates.md (easy_fp_constant): Return 0 for - SFmode and DFmode before reload when - flag_unsafe_math_optimizations not enabled. - -2005-03-24 Geoffrey Keating <geoffk@apple.com> - - * c.opt (fvisibility-inlines-hidden): Allow for ObjC++. - - * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add - MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE. - -2005-03-24 Nathan Sidwell <nathan@codesourcery.com> - - * configure.ac (enable-checking): Add 'runtime' option. - * doc/install.texi (enable-checking): Document 'runtime' checking. - * tsystem.h (gcc_assert, gcc_unreachable): Define. - * config.in: Regenerated. - * configure: Regenerated. - -2005-03-23 Uros Bizjak <uros@kss-loka.si> - - * optabs.h (enum optab_index): Remove OTI_llrint. - (llrint_optab): Remove macro. - * optabs.c (init_optabs): Remove llrint_optab initialization. - * genopinit.c (optabs): Remove llrint_optab implementation. - * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L} - using lrint_optab. - -2005-03-24 Alexandre Oliva <aoliva@redhat.com> - - PR rtl-optimization/20532 - * simplify-rtx.c (simplify_binary_operation_1): Protect from - overflow when adding coefficients for PLUS or MINUS. - (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of - two as multiplier. - -2005-03-23 Joseph S. Myers <joseph@codesourcery.com> - - * langhooks.h (truthvalue_conversion): Remove. - * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove - LANG_HOOKS_TRUTHVALUE_CONVERSION. - * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison. - * gimplify.c (gimple_boolify): Don't use truthvalue_conversion. - * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove. - -2005-03-23 Kazu Hirata <kazu@cs.umass.edu> - - * params.def: Fix a typo. - * config/mips/mips.c: Follow the spelling convensions. - * doc/invoke.texi: Fix typos. - -2005-03-23 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20601 - - * tree-ssa-pre.c (insert_aux): Add missing condition to - constification. - -2005-03-23 Ian Lance Taylor <ian@airs.com> - - * final.c (final_scan_insn): Don't remove no-op instructions. - * reload1.c (reload): Remove simple no-op instructions even when - not optimizing. - -2005-03-23 Dorit Naishlos <dorit@il.ib.com> - - PR tree-optimization/20501 - * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print - reporting that peeling for alignment is applied moved to... - * (vect_analyze_data_refs_alignment): Here. - -2005-03-23 Ian Lance Taylor <ian@airs.com> - - * reorg.c (dbr_schedule): Remove #if 0 code to call final. - -2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> - - * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default. - Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A. - -2005-03-23 Hans-Peter Nilsson <hp@axis.com> - - * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not - imply that this is called once, independent of asms in code. - Adjust to now being pased output and input lists. Mention helper - function decl_overlaps_hard_reg_set_p. - * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from - hook_tree_tree_identity and to take three trees, returning third. - * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the - prototype. - * stmt.c: include hard-reg-set.h before tree.h. - (decl_overlaps_hard_reg_set_p): New function, broken out from... - (decl_conflicts_with_clobbers_p): Call - decl_overlaps_hard_reg_set_p. - (expand_asm_operands): Pass output and input lists in call to - targetm.md_asm_clobbers. - * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as - hook_tree_tree_tree_tree_3rd_identity. - * target.h (struct gcc_target.md_asm_clobbers): Take three tree - parameters. - * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype. - * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three - parameters, first two unused. - * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added - parameters. Only add MOF to clobbers if there's no 'h' mentioned - in constraint letters and MOF is not mentioned as a asm-declared - register in neither of the input and output lists. - -2005-03-23 DJ Delorie <dj@redhat.com> - - * optabs.c (expand_binop): Make sure the first subword's result - gets stored. - -2005-03-23 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.c (c_common_truthvalue_conversion): Adjust comment. - Call c_common_truthvalue_conversion rather than - lang_hooks.truthvalue_conversion. - * c-convert.c (convert): Call c_objc_common_truthvalue_conversion. - * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to - c-typeck.c. - * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to - c_common_truthvalue_conversion. - * c-parser.c (c_parser_paren_condition, c_parser_for_statement, - c_parser_conditional_expression, c_parser_binary_expression): Call - c_objc_common_truthvalue_conversion. - * c-typeck.c (build_unary_op): Call - c_objc_common_truthvalue_conversion. - (build_conditional_expr): Do not call - lang_hooks.truthvalue_conversion. - (build_binary_op): Call c_common_truthvalue_conversion. - (c_objc_common_truthvalue_conversion): Moved from - c-objc-common.c. Call default_function_array_conversion instead - of default_conversion. - -2005-03-23 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.h (default_conversion): Remove. - (perform_integral_promotions): Add. - * c-tree.h (default_conversion): Add. - * c-typeck.c (perform_integral_promotions): New, split out from - default_conversion. - * c-common.c (check_case_value): Use perform_integral_promotions, - not default_conversion. - (c_add_case_label): Don't continue processing case label after - found to be pointer. - -2005-03-23 Mark Mitchell <mark@codesourcery.com> - - * gcc.c (do_spec_1): Do not add a -L path for a directory in - the prefix list if we have already added a multilib directory - based on that path. - (main): Do not add MD_EXEC_PREFIX to the list of directories to - search with -L. - -2005-03-22 Kazu Hirata <kazu@cs.umass.edu> - - * reload1.c (indirect_symref_ok, reload_obstack): Make them - static. - * reload.h: Remove the prototype for indirect_symref_ok. - - * reload1.c (indirect_symref_ok): Make it global. - * reload.h: Add a prototype for indirect_symref_ok. - -2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new - ashlhi3 expander. - -2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de> - - * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments. - -2005-03-22 Daniel Berlin <dberlin@dberlin.org> - - * c-opts.c (c_common_parse_file): Only start/end main source file - if debug hooks says the writer wants it. - * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file - member. - (xcoff_debug_hooks): Ditto. - * debug.c (do_nothing_hooks): Ditto. - * debug.h (gcc_debug_hooks): Ditto. - * dwarf2out.c (dwarf2_debug_hooks): Ditto. - * sdbout.c (sdb_debug_hooks): Ditto. - * vmsdbgout.c (vmsdbg_debug_hooks): Ditto. - -2005-03-22 Mark Mitchell <mark@codesourcery.com> - - * doc/extend.texi: Deprecate C++ min/max operators. - -2005-03-22 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve - artificial original candidates. - -2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de> - Jan Hubicka <jh@suse.cz> - Steven Bosscher <stevenb@suse.de> - - * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute - call cost based on argument sizes. - (cgraph_mark_inline_edge): Avoid inline unit from shrinking by - inlining. - * params.def: (max-inline-inssn-single): Set to 450. - (max-inline-insns-auto): Set to 90. - (max-inline-insns-recursive): Set to 450 - (max-inline-insns-recursive-auto): Set to 450. - (large-function-insns): Set to 2700. - (inline-call-cost): New parameter. - * tree-inline.c (estimate_move_cost): New function. - (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost - for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size - based on arguments. - * tree-inline.h (estimate_move_cost): Declare. - * invoke.texi: (max-inline-inssn-single): Change default to 450. - (max-inline-insns-auto): Change default to 90. - (max-inline-insns-recursive): Change default to 450 - (max-inline-insns-recursive-auto): Change default to 450. - (large-function-insns): Change default to 2700. - (inline-call-cost): Document new parameter. - -2005-03-22 Richard Sandiford <rsandifo@redhat.com> - - * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES) - (TARGET_DEFAULT): Delete. - * config/i860/i860.opt: New file. - -2005-03-22 Richard Sandiford <rsandifo@redhat.com> - - * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int) - (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns) - (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str) - (frv_sched_lookahead): Delete. - * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c. - (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT) - (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD) - (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS) - (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG) - (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC) - (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC) - (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE) - (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT) - (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC) - (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD) - (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR) - (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC) - (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC) - (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE) - (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS) - (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS) - (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT) - (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC) - (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8) - (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS) - (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete. - * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int) - (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns) - (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str) - (frv_sched_lookahead): Delete. - (MASK_DEFAULT_ALLOC_CC): Moved from frv.h. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. - (frv_handle_option): New function. Move -mcpu= handling from... - (frv_override_options): ...here. Remove handling of other - TARGET_OPTIONS. - (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of - TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE. - (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE - and TARGET_NO_MULTI_CE. - (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and - !TARGET_VLIW_BRANCH. - * config/frv/frv.opt: New file. - -2005-03-22 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_ternary): Take decomposed arguments of - CALL_EXPR. - (fold): Update a call to fold_ternary. - - * fold-const.c (fold_build1, fold_build2, fold_build3): New. - * tree.h: Add corresponding prototypes. - -2005-03-22 Jakub Jelinek <jakub@redhat.com> - - PR target/20561 - * cfglayout.c (reemit_insn_block_notes): Don't put block notes in - between jump table and its label. - * final.c (shorten_branches): Handle notes in between ADDR_VEC - resp. ADDR_DIFF_VEC and the label preceeding it. - (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC - is emitted in the right section. - -2005-03-22 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_unary, fold_binary): Update comments - about arguments. - -2005-03-22 Hans-Peter Nilsson <hp@axis.com> - - PR rtl-optimization/20527 - * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an - REG_INC note, test that the register also isn't mentioned in PRED - or SUCC. - -2005-03-22 Ben Elliston <bje@au.ibm.com> - - * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype - and definition. - -2005-03-21 Mike Stump <mrs@apple.com> - - * varasm.c (default_assemble_visibility): Remove extra (). - -2005-03-21 Roger Sayle <roger@eyesopen.com> - - PR middle-end/20557 - * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p - to determine whether a block can be duplicated, rather than test - whether the block contains noncopyable insns ourselves. - -2005-03-21 Kazu Hirata <kazu@cs.umass.edu> - - * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent - predicates. - -2005-03-21 Richard Sandiford <rsandifo@redhat.com> - - * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete. - -2005-03-21 Richard Sandiford <rsandifo@redhat.com> - - * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL) - (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete. - * config/fr30/fr30.opt: New file. - -2005-03-18 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20542 - - * tree-flow-inline.h (overlap_subvar): Move to here. - * tree-ssa-operands.c: From here. - * tree-flow.h (overlap_subvar): Declare. - * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here. - * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer - for variables with subvars. - -2005-03-21 Mostafa Hagog <mustafa@il.ibm.com> - - PR middle-end/20177 - * ddg.c (create_ddg_dependence): Ignore reg-anti dependency. - * modulo-sched.c (const_iteration_count): Return on NULL - pre-header. - (print_node_sched_params): Return on NULL dump_file. - (generate_reg_moves): Handle reg-anti dependencies and disregard - closing branch when generating register moves. - (sms_schedule): Mark the SMSed block dirty. - * passes.c (rest_of_handle_sms): Call update_life_info for all - basic-blocks. - * testsuite/gcc.dg/20050321-1.c: New test. - -2005-03-21 Bob Wilson <bob.wilson@acm.org> - - * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO. - * config/xtensa/xtensa.md (movsi_internal, movhi_internal, - movqi_internal): Likewise. - -2005-03-21 Bob Wilson <bob.wilson@acm.org> - - * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8, - xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4, - xtensa_b4const): Delete prototypes. - (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu, - xtensa_mask_immediate, xtensa_mem_offset): Update prototypes. - (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p, - xtensa_extra_constraint): New prototypes. - (add_operand, arith_operand, nonimmed_operand, mem_operand, - mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand, - lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand, - move_operand, const_float_1_operand, fpmem_offset_operand, - branch_operator, ubranch_operator, boolean_operator): Delete prototypes. - * config/xtensa/xtensa.c (b4const_or_zero): Rename to ... - (xtensa_b4const_or_zero): ...this. Change return type to bool and - argument type to HOST_WIDE_INT. - (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, - xtensa_mask_immediate): Likewise. - (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const): - Likewise. Also make these functions static. - (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete. - (xtensa_const_ok_for_letter_p): New. - (add_operand, arith_operand, nonimmed_operand, mem_operand, - mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand, - lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand, - move_operand, const_float_1_operand, fpmem_offset_operand, - branch_operator, ubranch_operator, boolean_operator): Move to - predicates.md. - (smalloffset_mem_p): Inline code from xtensa_lsi4x4. - (xtensa_mem_offset): Change return type to bool. - (xtensa_extra_constraint): New. - (gen_int_relational): Update type of const_range_p function pointer. - Use xtensa_b4const_or_zero. - * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to - xtensa_const_ok_for_letter_p. Update comments. - (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint. - (PREDICATE_CODES): Delete. - * config/xtensa/xtensa.md: Include predicates.md. - * config/xtensa/predicates.md: New file. - -2005-03-21 Kazu Hirata <kazu@cs.umass.edu> - - * config/v850/v850-protos.h: Remove the prototypes for - reg_or_int9_operand, reg_or_const_operand, - pattern_is_ok_for_prepare, pattern_is_ok_for_dispose, - reg_or_0_operand, reg_or_int5_operand, call_address_operand, - movsi_source_operand, power_of_two_operand, - not_power_of_two_operand, special_symbolref_operand, - pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and - register_is_ok_for_epilogue. - * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand, - reg_or_int9_operand, reg_or_const_operand, - call_address_operand, special_symbolref_operand, - movsi_source_operand, power_of_two_operand, - not_power_of_two_operand, register_is_ok_for_epilogue, - pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue, - pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to - predicates.md. - * config/v850/v850.h (PREDICATE_CODES): Remove. - * config/v850/v850.md: Include predicates.md. - * config/v850/predicates.md: New. - -2005-03-21 Zack Weinberg <zack@codesourcery.com> - - * Makefile.in (BASEVER, DEVPHASE, DATESTAMP) - (BASEVER_c, DEVPHASE_c, DATESTAMP_c) - (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=. - (itoolsdir, itoolsdatadir): Move definition above new first use. - (install-itoolsdirs): New rule. - (install-mkheaders): Depend on install-itoolsdirs, not - install-include-dir. - -2005-03-21 Kazu Hirata <kazu@cs.umass.edu> - - * tree-into-ssa.c: Remove obsolete comments. - -2005-03-21 Richard Guenther <rguenth@gcc.gnu.org> - - * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete - unrolling if -fpeel-loops is specified, too. - * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): - Remove superfluous check for flag_unroll_loops. - -2005-03-21 Uros Bizjak <uros@kss-loka.si> - - * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint. - (lrint_optab, llrint_optab): Define corresponding macros. - * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab. - * genopinit.c (optabs): Implement lrint_optab using lrintsi2 - pattern and llrint_optab using llrintdi2 patterns. - * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L} - using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab. - (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and - BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if - flag_unsafe_math_optimizations is set. - -2005-03-21 Paolo Bonzini <bonzini@gnu.org> - - * combine.c (combine_simplify_rtx, simplify_if_then_else, - simplify_logical, if_then_else_cond, known_cond, - simplify_comparison): Adjust calls to reverse_comparison. - Don't use combine_reversed_comparison_code). - (combine_reversed_comparison_code): Remove. - (reversed_comparison): Using reversed_comparison_code, move it... - * jump.c (reversed_comparison): ... here. - * rtl.h (reversed_comparison): Add prototype. - -2005-03-21 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_builtin): Take decomposed arguments of - CALL_EXPR. - * fold-const.c (fold_ternary): Update a call to fold_builtin. - * gimplify.c (gimplify_call_expr): Likewise. - * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise. - * tree.h: Update the prototype of fold_builtin. - -2005-03-21 Paolo Bonzini <bonzini@gnu.org> - - * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit. - * rtlhooks.c (gen_lowpart_no_emit_general): New. - * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare. - (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New. - * simplify-rtx.c (simplify_binary_operation_1): Use it. - -2005-03-21 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_builtin_1): Take decomposed arguments of - CALL_EXPR. - (fold_builtin): Update a call to fold_builtin_1. - -2005-03-21 Nathan Sidwell <nathan@codesourcery.com> - - PR other/20564 - * gcov.c (output_lines): Only output function block summary when - outputting branch information. - * doc/gcov.texi: Document format of preamble and additional block - information lines. - -2005-03-21 Richard Sandiford <rsandifo@redhat.com> - - * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro. - (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make - the defaults false if BITS_PER_UNIT != 8. - (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI) - (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather - than BITS_PER_UNIT != 8. - (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi) - (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi) - (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove - #undefs. - * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI) - (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE. - -2005-03-20 Roger Sayle <roger@eyesopen.com> - - PR middle-end/20539 - * fold-const.c (fold_binary): Fix type mismatch between - TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types. - (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue - for non-truth-valued expressions. - - * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK - and FUNCTION_DECL in the main switch. - <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR, - TRUTH_XOR_EXPR>: When changing the result type of these tree nodes, - we also need to convert their operands to match. - <TRUTH_NOT_EXPR>: Likewise. - -2005-03-21 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.c (lvalue_or_else): Replace by lvalue_error; only give - diagnostic without checking whether an lvalue. - * c-common.h (lvalue_p): Remove. - (enum lvalue_use): Update comment. - (lvalue_or_else): Replace by lvalue_error. - * c-typeck.c (lvalue_p): Make static. - (lvalue_or_else): New. Call lvalue_error. - -2005-03-21 Alan Modra <amodra@bigpond.net.au> - - * config/rs6000/rs6000.c (rs6000_parm_start): New function. - (function_arg_advance): Use rs6000_parm_start. - (function_arg, rs6000_arg_partial_bytes): Likewise. - -2005-03-20 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.c (check_case_value): Adjust comment about stripping - NOPs. - (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR. - * c-typeck.c (default_conversion, convert_arguments, - build_modify_expr, convert_for_assignment, store_init_value, - digest_init): Use STRIP_TYPE_NOPS instead of stripping nops - manually. Remove inaccurate comments. - -2005-03-20 Roger Sayle <roger@eyesopen.com> - Joseph S. Myers <joseph@codesourcery.com> - - * varasm.c (do_assemble_alias): Restore comment describing function. - Annotate the target parameter as potentially unused. - -2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl> - - PR target/18551 - * config/avr/avr.c (avr_output_function_prologue): Do not use - current_function_name() in a label, use a local label instead. - -2005-03-20 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (rs6000_generate_compare): Test - flag_finite_math_only, not flag_unsafe_math_optimizations. - -2005-03-20 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_builtin_1): Update a call to - targetm.fold_builtin. - * hooks.c (hook_tree_tree_bool_null): Rename to - hook_tree_tree_tree_bool_null. Take one more argument of type - tree. - * hooks.h: Update the prototype of hook_tree_tree_bool_null. - * target-def.h (TARGET_FOLD_BUILTIN): Define it as - hook_tree_tree_tree_bool_null. - * target.h (gcc_target): Update the prototype of fold_builtin. - * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed - arguments of CALL_EXPR. - * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the - new prototype. - -2005-03-20 Jan Hubicka <jh@suse.cz> - - * cgraph.h (cgraph_node): Add prev_clone pointer. - * cgraph.c (cgraph_remove_node): Remove from doubly linked chain. - (cgraph_clone_node): Produce doubly linked chain. - -2005-03-20 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.c (handle_aligned_attribute, check_function_sentinel, - get_nonnull_operand, handle_sentinel_attribute, - check_function_arguments_recurse): Do not strip NOPS from - INTEGER_CSTs. - * c-decl.c (check_bitfield_type_and_width, build_enumerator): - Likewise. - * c-format.c (get_constant): Likewise. - * c-parser.c (c_parser_postfix_expression): Likewise. - * c-typeck.c (set_init_index): Likewise. - (convert_arguments): Don't check for NOP_EXPR containing integer - constant. - -2005-03-20 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_fixed_mathfn, fold_builtin_trunc, - fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround): - Take decomposed arguments of CALL_EXPR. - (fold_builtin_1): Update calls to the functions mentioned - above. - -2005-03-20 Joseph S. Myers <joseph@codesourcery.com> - - * c-decl.c (check_bitfield_type_and_width): Require bit-field - width to have integer type. - (build_enumerator): Require enumerator value to have integer type. - -2005-03-19 Joseph S. Myers <joseph@codesourcery.com> - - * doc/extend.texi (__builtin_inf): Move statement about INFINITY - to __builtin_inff. - -2005-03-19 Joseph S. Myers <joseph@codesourcery.com> - - * c.opt (ansi, std=iso9899:1990, std=iso9899:1999, - std=iso9899:199x): Correct descriptions. - -2005-03-19 Joseph S. Myers <joseph@codesourcery.com> - - * config.gcc: Consistently use solaris2.1[0-9]* instead of - solaris2.1[0-9]. - -2005-03-19 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_builtin_memcpy): Take decomposed arguments - of CALL_EXPR. - (expand_builtin_memcpy, fold_builtin_1): Update calls to - fold_builtin_memcpy. - - * builtins.c (fold_trunc_transparent_mathfn): Take decomposed - arguments of CALL_EXPR. - (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil, - fold_builtin_found, fold_builtin_1): Update calls to - fold_trunc_transparent_mathfn. - -2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - PR middle-end/20493 - * fold-const.c (fold_widened_comparison): Don't optimize casts of - function pointers on targets that require function pointer - canonicalization. - (fold_sign_changed_comparison): Likewise. - -2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com> - - * combine.c (try_combine): When changing the mode of a hard reg, make - sure that doing so is valid. - -2005-03-19 Richard Sandiford <rsandifo@redhat.com> - - * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static. - (TARGET_HANDLE_OPTION): Override default. - (avr_handle_option): New function. - * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP) - (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS) - (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS) - (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS) - (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK) - (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG) - (TARGET_SWITCHES, avr_init_stack, avr_mcu_name) - (TARGET_OPTIONS): Delete. - * config/avr/avr.opt: New file. - -2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu> - - * config/m32r/m32r-protos.h: Remove the prototypes for - call_address_operand, symbolic_operand, seth_add3_operand, - cmp_int16_operand, uint16_operand, reg_or_int16_operand, - reg_or_uint16_operand, reg_or_cmp_int16_operand, - two_insn_const_operand, move_src_operand, - move_double_src_operand, move_dest_operand, - eqne_comparison_operator, signed_comparison_operator, - large_insn_p, conditional_move_operand, carry_compare_operand, - m32r_block_immediate_operand, extend_operand, - reg_or_eq_int16_operand, int8_operand, and - reg_or_zero_operand. - * config/m32r/m32r.c (call_address_operand, symbolic_operand, - seth_add3_operand, int8_operand, cmp_int16_operand, - uint16_operand, reg_or_int16_operand, reg_or_uint16_operand, - reg_or_eq_int16_operand, reg_or_cmp_int16_operand, - reg_or_zero_operand, two_insn_const_operand, move_src_operand, - move_double_src_operand, move_dest_operand, - eqne_comparison_operator, signed_comparison_operator, - extend_operand, small_insn_p, large_insn_p, - conditional_move_operand, carry_compare_operand, - m32r_block_immediate_operand): Move to predicates.md. - (MAX_MOVE_BYTES): Move to m32r.h. - * config/m32r/m32r.h (PREDICATE_CODES): Remove. - * config/m32r/m32r.md: Include predicates.md. - * config/m32r/predicates.md: New. - -2005-03-18 James E Wilson <wilson@specifixinc.com> - - PR c++/19769 - * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract - origin. - -2005-03-18 Kazu Hirata <kazu@cs.umass.edu> - - * config/mn10300/mn10300-protos.h: Remove the prototypes for - call_address_operand, const_8bit_operand. - * config/mn10300/mn10300.c (call_address_operand, - const_8bit_operand, const_1f_operand): Move to predicates.md. - * config/mn10300/mn10300.h (PREDICATE_CODES): Remove. - * config/mn10300/mn10300.md: Include predicates.md. - * config/mn10300/predicates.md: New. - -2005-03-18 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for - declarations in diagnostics and %E for identifiers, not %s. - -2005-03-18 Jan Hubicka <jh@suse.cz> - Dale Johannesen <dalej@apple.com> - - * basic-block.h (scale_bbs_frequencies_int, - scale_bbs_frequencies_gcov_type): Declare. - * cfg.c (RDIV): New macro. - (update_bb_frequency_for_threading): Fix. - * basic-block.h (scale_bbs_frequencies_int, - scale_bbs_frequencies_gcov_type): New. - * cfgloopmanip.c (scale_bbs_frequencies): Kill. - (scale_loop_frequencies, duplicate_loop_to_header_edge): Use - scale_bbs_frequencies_int. - * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info. - -2005-03-18 Kazu Hirata <kazu@cs.umass.edu> - - * config/m32r/m32r-protos.h: Remove the prototypes for - call_address_operand, symbolic_operand, seth_add3_operand, - cmp_int16_operand, uint16_operand, reg_or_int16_operand, - reg_or_uint16_operand, reg_or_cmp_int16_operand, - two_insn_const_operand, move_src_operand, - move_double_src_operand, move_dest_operand, - eqne_comparison_operator, signed_comparison_operator, - large_insn_p, conditional_move_operand, carry_compare_operand, - m32r_block_immediate_operand, extend_operand, - reg_or_eq_int16_operand, int8_operand, and - reg_or_zero_operand. - * config/m32r/m32r.c (call_address_operand, symbolic_operand, - seth_add3_operand, int8_operand, cmp_int16_operand, - uint16_operand, reg_or_int16_operand, reg_or_uint16_operand, - reg_or_eq_int16_operand, reg_or_cmp_int16_operand, - reg_or_zero_operand, two_insn_const_operand, move_src_operand, - move_double_src_operand, move_dest_operand, - eqne_comparison_operator, signed_comparison_operator, - extend_operand, small_insn_p, large_insn_p, - conditional_move_operand, carry_compare_operand, - m32r_block_immediate_operand): Move to predicates.md. - (MAX_MOVE_BYTES): Move to m32r.h. - * config/m32r/m32r.h (PREDICATE_CODES): Remove. - * config/m32r/m32r.md: Include predicates.md. - * config/m32r/predicates.md: New. - - * config/pa/pa-protos.h: Add prototypes for magic_milli and - shadd_constant_p. - * config/pa/pa.c (reg_or_0_operand, call_operand_address, - symbolic_operand, symbolic_memory_operand, - reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand, - indexed_memory_operand, move_dest_operand, move_src_operand, - prefetch_cc_operand, prefetch_nocc_operand, - reg_or_cint_move_operand, pic_label_operand, fp_reg_operand, - arith_operand, arith11_operand, pre_cint_operand, - post_cint_operan, arith_double_operand, ireg_or_int5_operand, - ireg_operand, int5_operand, uint5_operand, int11_operand, - uint32_operand, arith5_operand, and_operand, ior_operand, - lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand, - pc_or_label_operand, div_operand, plus_xor_ior_operator, - shadd_operand, movb_comparison_operator, - cmpib_comparison_operator): Move to predicates.md. - (magic_milli, shadd_constant_p): Make it extern. - * config/pa/pa.h (PREDICATE_CODES): Remove. - * config/pa/pa.md: Include predicates.md. - * config/pa/predicates.md: New. - - * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent - predicate. - -2005-03-18 Kazu Hirata <kazu@cs.umass.edu> - - * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c, - config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md, - config/alpha/freebsd.h, config/alpha/linux.h, - config/alpha/netbsd.h, config/alpha/osf5.h, - config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h, - config/h8300/h8300-protos.h, config/h8300/h8300.c, - config/h8300/h8300.h, config/ia64/unwind-ia64.c, - doc/cppopts.texi: Update copyright. - -2005-03-18 Jan Hubicka <jh@suse.cz> - - PR middle-end/20225 - * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called - too late. - * varasm.c (find_decl_and_mark_needed): Mark needed only when not - called too late. - -2005-03-18 Kazu Hirata <kazu@cs.umass.edu> - - * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of - VEC_safe_push. - -2005-03-18 Paolo Bonzini <bonzini@gnu.org> - - * combine.c (gen_binary): Remove. - (known_cond, simplify_shift_const, find_split_point, - combine_simplify_rtx, simplify_if_then_else, simplify_set, - simplify_logical, expand_field_assignment, extract_left_shift, - force_to_mode, if_then_else_cond, apply_distributive_law, - simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine, - simplify_comparison, reversed_comparison): Replace with - simplify_gen_binary, simplify_gen_relational or - distribute_and_simplify_rtx. - (distribute_and_simplify_rtx): New function. - -2005-03-18 Alexey Neyman <alex.neyman@auriga.ru> - Paolo Bonzini <gcc.gnu.org> - - * calls.c (setjmp_call_p, special_function_p): Update comments - at the head of the functions. - -2005-03-18 Jan Hubicka <jh@suse.cz> - - * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition. - - * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether - function body should be released; do not proactively release function - bodies in non-unit-at-a-time mode. - -2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon, - mno-fp-ret-in-387 multilib variants. - -2005-03-18 Richard Sandiford <rsandifo@redhat.com> - - * common.opt (m): Remove. - * opts.c (handle_option): Pass 'm' options to set_target_switch if - table lookup fails. - (common_handle_option): Remove OPT_m case. - -2005-03-18 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_builtin_bitop): Take decomposed arguments - of CALL_EXPR. - (fold_builtin_1): Update a call to fold_builtin_bitop. - - * builtins.c (fold_builtin_signbit): Take decomposed arguments - of CALL_EXPR. - (fold_builtin_1): Update a call to fold_builtin_signbit. - -2005-03-17 Dorit Naishlos <dorit@il.ibm.com> - - PR tree-optimization/20474 - * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the - size_type of the relevant pointer. Check for COMPLETE_TYPE_P. - -2005-03-17 Kazu Hirata <kazu@cs.umass.edu> - - * config/h8300/h8300-protos.h: Remove prototypes for - general_operand_src, general_operand_dst, single_one_operand, - single_zero_operand, call_insn_operand, - two_insn_adds_subs_operand, small_call_insn_operand, - jump_address_operand, bit_operand, bit_memory_operand, - stack_pointer_operand, const_int_gt_2_operand, - const_int_ge_8_operand, const_int_qi_operand, - const_int_hi_operand, incdec_operand, bit_operator, - nshift_operator, eqne_operator, gtle_operator, - gtuleu_operator, iorxor_operator. - Add prototypes for h8sx_shift_type h8sx_classify_shift and - h8300_ldm_stm_parallel. - * config/h8300/h8300.c (h8sx_shift_type,): Move to - h8300-protos.h. - (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA, - SYMBOL_FLAG_TINY_DATA): Move to h8300.h. - (h8300_ldm_stm_parallel): Make it extern. - (h8300_ldm_parallel, h8300_stm_parallel, - h8300_return_parallel, general_operand_src, - general_operand_dst, h8300_dst_operand, h8300_src_operand, - nibble_operand, reg_or_nibble_operand, single_one_operand, - single_zero_operand, call_insn_operand, - two_insn_adds_subs_operand, small_call_insn_operand, - jump_address_operand, bit_operand, bit_memory_operand, - stack_pointer_operand, const_int_gt_2_operand, - const_int_ge_8_operand, const_int_qi_operand, - const_int_hi_operand, incdec_operand, eqne_operator, - gtle_operator, gtuleu_operator, iorxor_operator, bit_operator, - h8sx_binary_memory_operator, h8sx_unary_memory_operator, - h8sx_unary_shift_operator, h8sx_binary_shift_operator, - nshift_operator): Move to predicates.md. - * config/h8300/h8300.h (PREDICATE_CODES): Remove. - * config/h8300/h8300.md: Include predicates.md. - * config/h8300/predicates.md: New. - -2005-03-17 Richard Henderson <rth@redhat.com> - - * config.gcc (ia64*-*-hpux*): Add extra_options. - * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove. - (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR. - * config/ia64/ia64.c (ia64_fixed_range_string): Remove. - (ia64_tls_size_string, ia64_tune_string): Remove. - (ia64_tune): Init to PROCESSOR_ITANIUM2. - (TARGET_DEFAULT_TARGET_FLAGS): New. - (TARGET_HANDLE_OPTION): New. - (ia64_override_options): Move options parsing ... - (ia64_handle_option): ... here. New. - * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS, - MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32, - MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC, - MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR, - MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR, - MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM, - MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD, - TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES, - TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC, - TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR, - TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR, - TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT, - TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM, - TARGET_EARLY_STOP_BITS): Remove. - (TARGET_ILP32): Default false. - (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove. - (enum ia64_inline_type): New. - (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR. - * config/ia64/ia64.md: Update for new definitions of - TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT. - * config/ia64/ia64.opt: New file. - * config/ia64/ilp32.opt: New file. - -2005-03-17 H.J. Lu <hongjiu.lu@intel.com> - - PR target/18380 - * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed. - -2005-03-17 Kazu Hirata <kazu@cs.umass.edu> - - * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1 - instead of MASK_H8300S. - * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC, - MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE, - MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300, - MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES, - TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H, - TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300, - TARGET_SWITCHES): Remove. - (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and - TARGET_H8300SX. - * config/h8300/h8300.opt: New. - - * config/alpha/alpha.opt, config/arc/arc.opt, - config/h8300/h8300.opt, config/mips/mips.opt: Add copyright - notices. - -2005-03-17 Ian Lance Taylor <ian@airs.com> - - * gmon.c: Remove. - -2005-03-17 Richard Sandiford <rsandifo@redhat.com> - - * config/arc/arc.c (arc_cpu_string): Make static. Default to "base" - (arc_text_string, arc_data_string, arc_rodata_string): Make static. - (TARGET_HANDLE_OPTION): Override default. - (arc_handle_option): New function. - (arc_init): Remove code to set arch_cpu_string. - * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU) - (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC) - (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS) - (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC) - (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT) - (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string) - (arc_rodata_string, TARGET_OPTIONS): Delete. - * config/arc/arc.opt: New file. - -2005-03-17 Richard Henderson <rth@redhat.com> - - * doc/extend.texi (Weak Pragmas): New section. - (attribute alias): Clarify that target must be in the same - translation unit. - -2005-03-17 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.opt: New file. - * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses - of alpha_cpu. - (alpha_cpu_string, alpha_tune_string, alpha_tp_string, - alpha_fprm_string, alpha_fptm_string): Make static. - (alpha_tls_size_string): Remove. - (alpha_handle_option): New. - (override_options): Update for alpha_cpu/alpha_tune split. - (alpha_file_start): Likewise. - (TARGET_DEFAULT_TARGET_FLAGS): New. - (TARGET_HANDLE_OPTION): New. - * config/alpha/alpha.h (alpha_tune): Declare. - (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS, - MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE, - MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS, - TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX, - TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX, - TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS, - MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL, - MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128, - TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6, - TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove. - (TARGET_SWITCHES, TARGET_OPTIONS): Remove. - (TARGET_DEFAULT): Remove MASK_FP. - (TARGET_FP): Redefined based on TARGET_SOFT_FP. - (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS. - (alpha_cpu_string, alpha_tune_string, alpha_fprm_string, - alpha_fptm_string, alpha_tp_string, alpha_mlat_string, - alpha_tls_size_string): Remove. - * config/alpha/alpha.md (prefetch): Use alpha_cpu. - (attribute tune): Rename from attribute cpu. - * config/alpha/ev4.md: Update to match. - * config/alpha/ev5.md, config/alpha/ev6.md: Likewise. - * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP. - * config/alpha/linux.h (TARGET_DEFAULT): Likewise. - * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise. - * config/alpha/osf5.h (TARGET_DEFAULT): Likewise. - * config/alpha/vms.h (TARGET_DEFAULT): Likewise. - -2005-03-16 James E. Wilson <wilson@specifixinc.com> - - * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute, - and return without creating new state if before_nops_num is nonzero. - * config/ia64/ia64.md (first_insn): New attribute. - (alloc): Set it to yes. - -2005-03-16 Daniel Berlin <dberlin@dberlin.org> - - * tree-vectorizer.c (new_vec_stmt_info): Initialize - STMT_VINFO_SUBVARS to NULL. - * tree-vect-analyze.c (vect_analyze_data_refs): Ditto. - -2005-03-16 Dale Johannesen <dalej@apple.com> - - * rtlanal.c (find_first_parameter_load): Rewrite to - return actual first param load or the call if none, - instead of first in block, when not all loads exist. - -2005-03-16 Roger Sayle <roger@eyesopen.com> - - * optabs.c (expand_copysign_absneg): Make static. - * optabs.h (expand_copysign_absneg): Delete prototype. - * config/rs6000/rs6000.md (copysigntf3): Delete pattern. - -2005-03-16 Richard Henderson <rth@redhat.com> - - PR middle-end/15700 - * varasm.c (struct alias_pair): Rename from struct output_def_pair. - (alias_pairs): Rename from output_defs. - (find_decl_and_mark_needed): Split out from assemble_alias. - (do_assemble_alias): New. - (assemble_output_def): Remove. - (finish_aliases_1, finish_aliases_2): New. - (process_pending_assemble_output_defs): Remove. - (assemble_alias): Defer aliases for which we don't yet have a - non-external decl for the target symbol. - * passes.c (rest_of_decl_compilation): Register variables with cgraph. - * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1. - * toplev.c (compile_file): Use finish_aliases_2 instead of - process_pending_assemble_output_defs. - * tree.h (finish_aliases_1, finish_aliases_2): Declare. - (process_pending_assemble_output_defs): Remove. - -2005-03-16 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20489 - - * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT - for empty structures. - -2005-03-16 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20490 - - * tree-ssa-pre.c (create_expression_by_pieces): Use - force_gimple_operand on result of fold. - -2005-03-16 Andrew Pinski <pinskia@physics.uc.edu> - - * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number - of closing parenthesis. - -2005-03-16 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (expand_movstr): Update a call to - fold_builtin_strcpy. - (expand_builtin_strncpy): Update a call to - fold_builtin_strncpy. - (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed - arguments of CALL_EXPR. - (fold_builtin_1): Update calls to fold_builtin_strcpy and - fold_builtin_strncpy. - * tree-ssa-ccp.c (ccp_fold_builtin): Likewise. - * tree.h: Update the prototypes of fold_builtin_strcpy and - fold_builtin_strncpy. - -2005-03-16 Steven Bosscher <stevenb@suse.de> - Dorit Naishlos <dorit@il.ibm.com> - - * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy - UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero" - error. - -2005-03-16 Steven Bosscher <stevenb@suse.de> - - * tree-inline.c (walk_type_fields, walk_tree, - walk_tree_without_duplicates): Move from here... - * tree.c: ...to here. - -2005-03-15 Zack Weinberg <zack@codesourcery.com> - - * BASE-VER, DATESTAMP, DEV-PHASE: New files. - * Makefile.in (gcc_version, gcc_version_trigger, ): Delete. - (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c) - (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables. - (version): Define using $(BASEVER_c). - (Makefile, config.status, build/gcov-iov.o): No longer depends on - version.c. - (version.o): Depend on version files; add custom generation command. - (prefix.o): Define BASEVER on command line. - (s-iov): Depend on version files; adjust command. - (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES): - Add gcc-vers.texi. - (gcc-vers.texi): New rule. - (doc/%.info, doc/%.dvi): Add -I . to command line. - (doc/gccinstall.dvi): Likewise. - (PACKAGE): Delete. All uses replaced with "gcc". - * aclocal.m4: Do not include gcc-version.m4. - * configure.ac: Do not invoke TL_AC_GCC_VERSION. - Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION. - Set is_release based on contents of DEV-PHASE. - Set gcc_version based on contents of BASE-VER. - Define WIN32_REGISTRY_KEY only if the user overrode the default. - * config.in, configure: Regenerate. - * gccbug.in: Determine version of GCC in use at runtime. - * gcov-iov.c: Get version number and development phase from - command line, not by including version.c. - * intl.c: Replace all uses of PACKAGE with "gcc". - * libada-mk.in: Delete unused "gcc_version" variable. - * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER. - * version.c: (VERSUFFIX): New hook for redistributors; adjust - commentary to match. - (version_string): Put together from pieces. - * config/alpha/x-vms: Do not use $(gcc_version). - * config/i386/t-nwld: Likewise. - * doc/include/gcc-common.texi: Include gcc-vers.texi for - version-GCC and DEVELOPMENT. - -2005-03-15 Roger Sayle <roger@eyesopen.com> - - PR tree-optimization/17454 - * tree.c (tree_size): Add case for TREE_BINFO. - * fold-const.c (fold_checksum_tree): Only clear the overloaded - field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set. - -2005-03-15 Roger Sayle <roger@eyesopen.com> - - * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and - op1 whilst expanding the signed widenening multiply variant. - -2005-03-15 Richard Sandiford <rsandifo@redhat.com> - - * toplev.c (display_target_options): Avoid unused variable warning if - TARGET_SWITCHES and TARGET_OPTIONS are both undefined. - * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static. - (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete. - (mips_isa): Initialize to MIPS_ABI_DEFAULT. - (mips_isa_info): New variable. - (mips_parse_cpu): Remove the first argument and leave the caller - to report errors. - (TARGET_HANDLE_OPTION): Override default. - (mips_handle_option): New function. Move option validation code from... - (override_options): ...here. Update calls to mips_parse_cpu. - * config/mips/mips.h (mips_arch_string, mips_tune_string) - (mips_isa_string, mips_abi_string, TARGET_OPTIONS) - (SUBTARGET_TARGET_OPTIONS): Delete. - * config/mips/mips.opt (mabi=, march=, mflush-func=, mips) - (mno-flush-func, mtune=): New options. - -2005-03-15 Roger Sayle <roger@eyesopen.com> - Richard Henderson <rth@redhat.com> - - * real.c (c4x_single_format, c4x_extended_format): Provide values - for signbit_ro for c4x's single and extended floating point formats. - * optabs.c (expand_copysign): Use the floating point format's - signbit_ro for expanding via expand_copysign_absneg, and it's - signbit_rw field for expanding via expand_copysign_bit. - -2005-03-15 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by - known_alignment_for_access_p. - (known_alignment_for_access_p): New. - (do_peeling_for_alignment): Field made int instead of bool and renamed - to peeling_for_alignment. - (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT. - * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This - functionality used to be in vect_analyze_operations. - (vect_analyze_operations): Code to determine vectorization factor was - moved to vect_determine_vectorization_factor. - (vect_enhance_data_refs_alignment): Update to correct alignment when it - is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling - factor. - (vect_analyze_loop): Call vect_determine_vectorization_factor (used to - be part of vect_analyze_operations). - * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when - creating the guard condition, as the number of iterations may be - constant. - (slpeel_tree_peel_loop_to_edge): Use new name of - LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false. - * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known - alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT. - (vect_do_peeling_for_alignment): Use fold. - (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT. - - (vect_update_inits_of_dr): Renamed to - vect_update_init_of_dr. - (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr. - (vectorizable_store): Fix assertion to use == instead of =. - -2005-03-15 Daniel Jacobowitz <dan@codesourcery.com> - - * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear - call_used_regs for wCG registers. - -2005-03-15 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check - for non-offsettable memory references to cope with outstanding reload - replacements, take 2. - -2005-03-15 Uros Bizjak <uros@kss-loka.si> - - PR target/18668 - * config/i386/i386.h (x86_fisttp): New. - (TARGET_FISTTP): New macro. - * config/i386/i386.c (x86_fisttp): Set for NOCONA. - (output_fix_trunc): Add fisttp parameter. Generate fisttp x87 - instruction when fisttp flag is set. - * config/i386/i386-protos.h (output_fix_trunc): Change declaration. - - * config/i386/i386.md (type attribute): Add fisttp. - (unit attribute): Set to i387 for fisttp type. - (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros. - (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for - TARGET_FISTTP. - (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2): - Generate fisttp patterns for TARGET_FISTTP. Implement using mode - macros. - (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp - patterns for TARGET_FISTTP. Enable patterns for - (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros. - (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp, - fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to - implement fisttp x87 insn. - (fix_trunc*_i387_fisttp splitters): New patterns. - (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387): - Rename to *fix_trunc<mode>_i387_1. Implement using mode macros. - Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG - clobber. - (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory): - Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp. - Implement using mode macros. Disable patterns for TARGET_FISTTP. - (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory, - fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and - fix_trunc<mode>_i387_with_temp. Implement using mode macros. - Disable patterns for TARGET_FISTTP. - (fix_trunc*_i387 splitters): Implement usign mode macros. - (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse, - fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH). - (fix_trunx*_sse peephole2s): Implement using mode macros. - -2005-03-15 J"orn Rennecke <joern.rennecke@st.com> - - PR rtl-optimization/20291 - * combine.c (try_combine): If splitting fails, re-try with - original combined pattern, i.e. before clobber stripping. - -2005-03-14 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for - STACK_GROWS_DOWNWARD. - -2005-03-14 Roger Sayle <roger@eyesopen.com> - - * real.h (struct real_format): Split the signbit field into two - two fields, signbit_ro and signbit_rw. - * real.c (ieee_single_format, mips_single_format, ieee_double_format, - mips_double_format, ieee_extended_motorola_format, - ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format, - ieee_extended_intel_128_format, ibm_extended_format, - mips_extended_format, ieee_quad_format, mips_quad_format, - vax_f_format, vax_d_format, vax_g_format, i370_single_format, - i370_double_format, c4x_single_format, c4x_extended_format, - real_internal_format): Update initializers for new field. - * builtins.c (expand_builtin_signbit): Use signbit_ro field of the - real_format structure. - * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw - field of the real_format structure. - -2005-03-14 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/20458 - - * tree-flow-inline.h (mark_call_clobbered): Don't fiddle - DECL_EXTERNAL on STRUCT_FIELD tags. - (clear_call_clobbered): Ditto. - * tree-ssa-operands.c (note_addressable): Make sure the original - variable doesn't slip into the addressable list if we have - subvars. - * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD - tags too. - -2005-03-14 Geoffrey Keating <geoffk@apple.com> - - * doc/cppopts.texi (-fexec-charset): Add concept index entry. - (-fwide-exec-charset): Likewise. - (-finput-charset): Likewise. - * doc/invoke.texi (Warning Options): Document -Wnormalized=. - * c-opts.c (c_common_handle_option): Handle -Wnormalized=. - * c.opt (Wnormalized): New. - -2005-03-14 Devang Patel <dpatel@apple.com> - - * doc/invoke.texi: Add reference to Visibility document. - -2005-03-14 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to - MASK_SPLIT_ADDRESSES. - * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete. - (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD) - (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT) - (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS) - (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN) - (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16) - (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY) - (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400) - (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN) - (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE) - (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D) - (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64) - (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE) - (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS) - (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT) - (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA) - (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN) - (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD) - (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV) - (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1) - (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120) - (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS) - (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32) - (TARGET_EXPLICIT_RELOCS): Delete. - (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete. - (TARGET_OPTIONS): Remove entry for -mfix-vr4130. - * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define. - (override_options): Set MASK_LONG64 if -mint64 is given and no - -mlongXX option is. Complain about -mint64 -mlong32. - (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename - MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT. - * config/mips/mips.opt: New file. - -2005-03-14 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (extra_options): New variable for listing option files. - Add ${cpu_type}/${cpu_type}.opt to it if that file exists. - * configure.ac (extra_opt_files): New AC_SUBST variable. - (tm_file_list, tm_include_list): Include options.h first. - * configure: Regenerate. - * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables. - (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files) - (s-options-h): New rule. - (options.h): Depend on it. - (TEXI_GCCINT_FILES): Add options.texi. - * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare. - * hooks.c (hook_bool_size_t_constcharptr_int_true): New function. - * target.h (gcc_target): Add default_target_flags and handle_option. - * target-def.h (TARGET_DEFAULT_TARGET_FLAGS) - (TARGET_HANDLE_OPTION): New macros. - (TARGET_INITIALIZER): Include them. - * opt-functions.awk (opt_args, nth_arg): New functions. - (switch_flags): Handle the "Target" flag. - (var_args): Delete. - (var_name): Use opt_args and nth_arg. - (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask". - * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_* - macros for the "Mask" and "InverseMask" options. - * opts.h (cl_var_cond): New enum. - (cl_option): Replace the "has_set_value" and "set_value" fields with - "var_cond" and "var_value". - (CL_TARGET): New macro. - (option_enabled, print_filtered_help): Declare. - (decode_options): Move definition. - * opts.c (handle_option): Search for the original option before - removing any "no-" prefix. Handle CL_TARGET. Adjust for the new - var_cond and var_value fields. Use targetm.handle_option to handle - target options. - (decode_options): Set target_flags to targetm.default_target_flags. - (print_filtered_help): Make global. Handle CL_TARGET. - (option_enabled): New function. - * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES. - (display_target_options, set_target_switch, print_switch_values) - (default_pch_valid_p): Guard uses of target_switches with - #ifdef TARGET_SWITCHES. Also... - (display_target_options): Display the CL_TARGET entries in cl_options. - (set_target_option): Don't complain about the "" option when - TARGET_SWITCHES is undefined. - (print_switch_values): Use option_enabled. - (default_pch_valid_p): Check cl_options[] when looking for something - that has changed the value of target_flags. - * c.opt: Remove documentation from top of file. - * doc/gccint.texi: Add an "Options" chapter. Include options.texi. - * doc/sourecebuild.texi: Refer to the new options documentation - instead of c.opt. Document machine-specific .opt files. - * doc/tm.texi (target_flags): Say that this variable is declared - by options.h. - (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document. - (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as - an alternative. - * doc/options.texi: New file. - -2005-03-14 Alexandre Oliva <aoliva@redhat.com> - - PR middle-end/18628 - * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a - register. - -2005-03-14 Alexandre Oliva <aoliva@redhat.com> - - PR c++/20280 - * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a - temporary variable of pointer type if an lvalues is required. - (gimplify_modify_expr_rhs): Request an rvalue from it. - (gimplify_expr): Pass fallback on. - -2005-03-14 Kazu Hirata <kazu@cs.umass.edu> - - * cfgbuild.c: Update comments. - -2005-03-14 Roger Sayle <roger@eyesopen.com> - - PR rtl-optimization/17236 - * optabs.c (expand_doubleword_mult): New helper function split out - from expand_binop. Permute the order in which instructions are - emitted to minimize the number of simultaneously live registers. - (expand_binop): Call expand_doubleword_mult to synthesize a double - word multiplication. - -2005-03-14 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h: Update the prototypes of cached_make_edge and - rtl_make_eh_edge. - * cfg.c (cached_make_edge): Take edge_cache representing one - row of the adjacency matrix of edges. - * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise. - (make_edges): Initialize edge_cache to represent one row of - the adjacency matrix of edges. - -2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order): - New functions. - (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement. - Remove unused removed_phis variable. - (conditional_replacement): Use build1/build2. - (abs_replacement): Use last_and_only_stmt and build1/build2. - -2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> - - * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST, - ATTR_PURE_NOTHROW_NOVOPS_LIST): New. - * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS. - (BUILT_IN_PREFETCH): Set the NOVOPS attribute. - * c-common.c (handle_novops_attribute): New function. - (c_common_attribute_table): Add "no vops" entry. - * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS. - * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS. - * tree-ssa-operands.c (get_call_expr_operands): Do not - create virtual operands for calls with ECF_NOVOPS flag. - * tree.h (DECL_IS_NOVOPS): New macro. - (struct tree_decl): Add novops_flag. - (ECF_NOVOPS): New constant. - -2005-03-14 Uros Bizjak <uros@kss-loka.si> - - PR target/17688 - * config/i386/i386.c (x86_use_himode_fiop): New. - (x86_use_simode_fiop): Rename from x86_use_fiop. - * config/i386/i386.h (x86_use_himode_fiop): Declare. - (TARGET_USE_HIMODE_FIOP): New. - (x86_use_simode_fiop): Rename from x86_use_fiop. - (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP. - - * config/i386/i386.md (X87MODEI12): New mode macro define. - (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro - to implement x87 FP compare with HImode input operands. - (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387. - Use X87MODEI12 mode macro to handle HImode input operands. - (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387, - *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387): - Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387, - *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode - macro to implement x87 operators with HImode input operands. - (fop splitters): Use X87MODEI12 mode macro to handle HImode - input operands. - -2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of - integer_zerop. - * tree-gimple.c (is_gimple_min_invariant): Consider overflowed - constants invariant. - -2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> - - * basic-block.h (BB_VISITED): Removed. - * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag. - -2005-03-14 Falk Hueffner <falk@debian.org> - - PR bootstrap/20424 - * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo. - -2005-03-14 Kazu Hirata <kazu@cs.umass.edu> - - * ggc-zone.c: Fix comment typos. - - * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h, - stringpool.c, config/mips/mips-protos.h: Update copyright. - -2005-03-14 Alan Modra <amodra@bigpond.net.au> - - * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *" - throughout with its typedef, "rtx". - * config/rs6000/rs6000.c: Likewise. Formatting fixes. - (rs6000_tls_symbol_ref_1): Remove inline keyword. - * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder - regs in comment to match code. - -2005-03-14 Kazu Hirata <kazu@cs.umass.edu> - - * except.c (check_handled): Make it static. - * except.h: Remove the corresponding prototype. - - * function.c (get_func_frame_size): Make it static. - * function.h: Remove the corresponding type. - - * regclass.c (reg_class_superclasses, reg_class_subclasses): - Make them static. - * hard-reg-set.h: Remove the corresponding declarations. - - * tree-cfg.c (verify_stmts): Check that - bb_for_stmt (stmt) == bb for every PHI node and statement. - -2005-03-14 Alan Modra <amodra@bigpond.net.au> - - * config.gcc: Remove excess indentation. - (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548. - -2005-03-13 Roger Sayle <roger@eyesopen.com> - - PR middle-end/19331 - * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically. - * fold-const.c (fold_sign_changed_comparison): Likewise. - (fold_binary): Optimize comparisons against widened operands if - the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR. - -2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (struct_value_alias_set): New global variable. - (sparc_override_options): Initialize it. - (sparc_struct_value_rtx): Set it on the MEM to be returned. - -2005-03-13 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete. - (reg_or_none500mem_operand): New predicate. - (zero_reg_mem_operand): New predicate. - * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate - to reg_or_none500mem_operand. - (extendsfdf2_fpr): Add MEM alternative. - (extenddftf2_internal): Change operand2 predicate to - zero_reg_mem_operand. - -2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> - - * ggc-zone.c: Rewritten. - - * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics - if there are none. - * configure.ac: Define GGC_ZONE for --with-gc=zone. - * config.in: Regenerated. - * configure: Regenerated. - * gengtype.c (write_types_process_field, write_func_for_structure): - Pass new argument to gt_pch_note_object. - * ggc-common.c (struct ptr_data): Add TYPE. - (gt_pch_note_object): Take TYPE argument and save it. - (call_count): Update call to ggc_pch_count_object. - (call_alloc): Update call to ggc_pch_alloc_object. - (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH - file. - * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete. - * ggc-page.c (rtl_zone, tree_zone, garbage_zone) - (ggc_alloc_zone_stat): Delete. - (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument. - * ggc.h (gt_pch_note_object, ggc_pch_count_object) - (ggc_pch_alloc_object): Update prototypes. - (garbage_zone): Delete. - (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to - GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into - pointers. - (tree_id_zone): New variable. - (ggc_alloc_cleared_zone): Remove unused. - (ggc_alloc_zone): Define. - (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone. - * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use - ggc_alloc_zone_stat. - * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object. - * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat) - (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat. - (make_node_stat): Likewise. Use tree_id_zone. - -2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> - Joseph S. Myers <joseph@codesourcery.com> - - * configure.ac: Check for MIPS TLS. - * configure: Regenerated. - * config/mips/mips-protos.h (enum mips_symbol_type): Add - SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL, - SYMBOL_GOTTPREL, and SYMBOL_TPREL. - * config/mips/mips.c (mips_regno_to_class): Handle V1_REG. - (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define. - (mips_classify_symbol, mips_symbolic_constant_p) - (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols. - (mips_tls_operand_p, mips_call_tls_get_addr) - (mips_legitimize_tls_address, mips_cannot_force_const_mem) - (mips_tls_symbol_ref_1): New functions. - (mips_legitimize_address, mips_legitimize_const_move): Call - mips_legitimize_tls_address. - (override_options): Handle V1_REG and TLS symbols. Disable TLS - for MIPS16. - * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES) - (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG. - (mips_char_to_class): Document V1_REG. - (HAVE_AS_TLS): Provide default. - * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New - constants. - (load_got<mode>): Renamed from *load_got<mode>. Allow when - !TARGET_ABICALLS. - (tls_get_tp_<mode>): New instruction. - -2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> - - * configure.ac: Update checks for target tools. - * configure: Regenerated. - -2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> - - * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic. - -2005-03-13 Roger Sayle <roger@eyesopen.com> - - * expmed.c (expand_mult): Use synthetic multiplication sequences for - more classes of DImode multiplication by constant. Allow both - multiplication by small negative constants (by performing a - multiplication by a positive constant and negating the result) and - multiplications by large powers of two, by using a left shift. - -2005-03-13 Kazu Hirata <kazu@cs.umass.edu> - - * tree-into-ssa.c (find_idf): Speed up by putting the indexes - of basic blocks into work_stack. - - * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c, - config/mips/vr.h: Update copyright. - - * c-decl.c (c_init_decl_processing): Remove useless calls to - build_function_type. - - * builtins.c (fold_trunc_transparent_mathfn, - fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc, - fold_builtin_floor, fold_builtin_ceil, fold_builtin_round, - fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy, - fold_builtin_strcpy, fold_builtin_strncpy, - fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of - TREE_TYPE (exp). - - * builtins.c (expand_builtin_mathfn_3): Remove local variable - before_call. - - * lambda-code.c (lambda_compute_auxillary_space): Remove local - variable determinant. - - * tree-cfg.c (group_case_labels): Remove local variable type. - - * tree-ssa-live.c (build_tree_conflict_graph): Remove local - variable ann. - - * tree-ssa-phiopt.c (value_replacement): Remove local variable - result. - -2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net> - - PR target/18251 - * config/avr/avr.md (movmemhi): Rewrite as RTL loop. - (*movmemqi_insn): Delete. - (*movmemhi): Delete. - -2005-03-13 Kazu Hirata <kazu@cs.umass.edu> - - * builtins.c (fold_builtin_classify): Take decomposed - arguments of CALL_EXPR. - (fold_builtin_1): Update a call to fold_builtin_classify. - -2005-03-13 Joseph S. Myers <joseph@codesourcery.com> - - PR c/20402 - * c-parser.c (c_parser_struct_or_union_specifier): Don't fall - through into call to parser_xref_tag after parse error. - (c_parser_struct_declaration): Consistently return NULL_TREE on - error. - -2005-03-12 Daniel Berlin <dberlin@dberlin.org> - - * tree-flow-inline.h (ref_contains_array_ref): New function. - (lookup_subvars_for_var): Ditto. - (get_subvars_for_var): Ditto. - (var_can_have_subvars): Ditto. - - * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD. - (struct subvar): New type. - - * tree-dfa.c (okay_component_ref_for_subvars): New function. - - * tree-optimize.c (init_tree_optimization_passes): Call - pass_create_structure_vars. - - * tree-ssa-alias.c: Include vec.h. - (init_alias_info): Don't auto-clear call clobbered on struct-field - tags. - (compute_flow_insensitive_aliasing): Handle subvars. - (group_aliases): Handle STRUCT_FIELD aliases. - (setup_pointers_and_addressables): Ditto. - Don't mark variables non-addressable if they still have - addressable subvars. - Also mark subvars addressable when the real variable is marked - addressable. - (add_pointed_to_var): Try to prune the pointed-to set by only - pointing to subvars when possible. - Otherwise, make sure we set addresses_needed and pt_vars to - properly include subvars. - (bitpos_of_field): New function. - (push_fields_onto_fieldstack): Ditto. - (get_or_create_used_part_for): Ditto. - (create_overlap_variables_for): Ditto. - (find_used_portions): Ditto. - (create_structure_vars): Ditto. - (pass_create_structure_vars): New structure. - - * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert. - (get_expr_operands): Handle subvars. Also try to turn - COMPONENT_REF accesses into must-defs now that we can accurately - portray it. - (note_addressable): Try to only mark as addressable those subvars - we know a COMPONENT_REF touches. - (overlap_subvar): New function. - - * tree-vect-analyze.c (vect_object_analysis): Add new parameter. - Handle subvar storing. - (vect_address_analysis): Update caller of vect_object_analysis. - - * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars. - - * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member. - (STMT_VINFO_SUBVARS): New macro. - - * common.opts: add flag_tree_salias. - - * opts.c (decode_options): flag_tree_salias defaults to on. - - * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias. - - * doc/tree-ssa.texi: Document structural alias analysis. - -2005-03-12 Steven Bosscher <stevenb@suse.de> - - * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node. - * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it. - * tree-ssa-operands.c (get_expr_operands): Likewise. - (get_expr_operands): Likewise for ERROR_MARK. - -2005-03-12 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable - var. - - * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable - removed_phis. - - * tree-ssa-pre.c (compute_avail): Remove local variable val. - (mark_operand_necessary): Remove local variable ver. - - * tree-vect-transform.c (vect_get_new_vect_var): Remove local - variable prefix_len. - - * value-prof.c (mod_subtract_transform): Remove local variable - value. - - * builtins.c (fold_builtin_exponent): Take decomposed - arguments of CALL_EXPR. - (fold_builtin_1): Update a call to fold_builtin_exponent. - - * builtins.c (fold_builtin_logarithm): Take decomposed - arguments of CALL_EXPR. - (fold_builtin_1): Update a call to fold_builtin_logarithm. - - * c-decl.c (c_init_decl_processing): Remove local variables - ptr_ftype_void and ptr_ftype_ptr. - - * gimplify.c (gimplify_expr): Remove local variables r0 and - r1. - - * reg-stack.c (move_for_stack_reg): Remove local variable - push_insn. - (compare_for_stack_reg): Remove local variable flags_user. - (convert_regs_1): Remove local variable deleted. - - * tree-if-conv.c (tree_if_convert_cond_expr): Remove local - variable new_cond. - (combine_blocks): Remove local variables exits and new_e. - - * tree-inline.c (expand_call_inline): Remove local variable - decl. - - * tree-ssa-live.c (create_ssa_var_map, - calculate_live_on_entry): Remove local variable snn. - -2005-03-12 Geoffrey Keating <geoffk@apple.com> - - * c-lex.c (c_lex_with_flags): Add parameter to call to - cpp_spell_token. - -2005-03-11 Per Bothner <per@bothner.com> - - * c-tree.h (struct c_declarator): New id_loc field. - * c-pragma.h (c_lex_with_flags): Take position reference. - * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token, - iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.) - (c_lex): Pass dummy location to c_lex_with_flags. - * c-parser.c (c_lex_one_token): Set c_token's location using - c_lex_with_flags, instead of input_location, which might be "ahead". - (c_parser_direct_declarator): Set declarator's id_loc from - c_token's id_loc. - * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from - declarator's id_loc, rather than probably-imprecise input_location. - (build_id_declarator): Initialize c_declarator's id_loc field. - -2005-03-11 Roger Sayle <roger@eyesopen.com> - - PR middle-end/20419 - * builtins.c (expand_builtin_signbit): Force the signbit's word - into an integer register to avoid SUBREGs of floating point modes. - -2005-03-12 Kazu Hirata <kazu@cs.umass.edu> - - * cfglayout.c, loop-doloop.c, profile.c, target-def.h, - target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c, - tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c, - config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright. - -2005-03-11 David Edelsohn <edelsohn@gnu.org> - - PR rtl-optimization/20306 - * expr.c (emit_move_complex): Set try_int false if mode is - MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try - emit_block_move if try_int is true. - -2005-03-11 Richard Henderson <rth@redhat.com> - - PR target/20415 - * config/i386/mmx.md (vec_dupv4hi): Fix predicate. - * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update - to match. - -2005-03-11 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/mips.h (mips_fix_vr4130_string): Declare. - (TARGET_FIX_VR4130): New macro. - (TARGET_OPTIONS): Add -mfix-vr4130. - (ISA_HAS_MACCHI): New macro. - (ASM_SPEC): Add -mfix-vr4130. - * config/mips/mips.c (mips_fix_vr4130_string): New variable. - (override_options): Handle mips_fix_vr4130_string. - (mips_avoid_hazards): Clear all_noreorder_p - if we're working around VR4130 errata and the macc alternatives - are not available. - * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand. - (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns. - * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130. - (MULTILIB_DEFAULTS): Remove leading "march=". - (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130 - if no architecture option is given. - * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the - VR4130 multilibs. - (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs. - * doc/invoke.texi: Document -mfix-vr4130. - -2005-03-11 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/mips.c (override_options): Only warn about -mint64 - deprecation if TARGET_INT64. - -2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL, - ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL, - ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which - are non-specific regarding the nonnull parameter positions. - (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2, - ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1, - ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2, - ATTR_MALLOC_NOTHROW_NONNULL_1): Delete. - - * builtins.def: Use the non-specific "nonnull" attibute lists. - -2005-03-11 Zdenek Dvorak <dvorakz@suse.cz> - - * basic-block.h (single_succ_p, single_pred_p, single_succ_edge, - single_pred_edge, single_succ, single_pred): Improve comments. - -2005-03-11 Zdenek Dvorak <dvorakz@suse.cz> - - * basic-block.h (single_succ_p, single_pred_p, single_succ_edge, - single_pred_edge, single_succ, single_pred): New inline functions. - * bb-reorder.c (rotate_loop, find_traces_1_round, - add_labels_and_missing_jumps, fix_up_fall_thru_edges, - duplicate_computed_gotos): Use the single_succ/pred functions. - * cfganal.c (forwarder_block_p): Ditto. - * cfgbuild.c (compute_outgoing_frequencies): Ditto. - * cfgcleanup.c (try_simplify_condjump, try_forward_edges, - outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg, - merge_seq_blocks): Ditto. - * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto. - * cfglayout.c (fixup_reorder_chain): Ditto. - * cfgloop.c (mark_single_exit_loops, update_latch_info, - canonicalize_loop_headers, verify_loop_structure): Ditto. - * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge, - mfb_update_loops, create_preheader, force_single_succ_latches, - create_loop_notes): Ditto. - * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump, - force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge, - commit_one_edge_insertion, purge_dead_edges, - cfg_layout_can_merge_blocks_p): Ditto. - * except.c (sjlj_emit_function_enter): Ditto. - * flow.c (init_propagate_block_info): Ditto. - * function.c (thread_prologue_and_epilogue_insns): Ditto. - * gcse.c (find_implicit_sets, bypass_conditional_jumps, - insert_insn_end_bb): Ditto. - * ifcvt.c (merge_if_block, find_if_block, find_if_case_1, - find_if_case_2): Ditto. - * lambda-code.c (perfect_nestify): Ditto. - * lcm.c (optimize_mode_switching): Ditto. - * loop-doloop.c (doloop_modify): Ditto. - * loop-init.c (loop_optimizer_init): Ditto. - * loop-iv.c (simplify_using_initial_values): Ditto. - * loop-unroll.c (unroll_loop_runtime_iterations): Ditto. - * loop-unswitch.c (unswitch_loop): Ditto. - * modulo-sched.c (generate_prolog_epilog): Ditto. - * predict.c (combine_predictions_for_insn, estimate_probability, - tree_estimate_probability, last_basic_block_p, - estimate_bb_frequencies): Ditto. - * profile.c (branch_prob): Ditto. - * regrename.c (copyprop_hardreg_forward): Ditto. - * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto. - * tracer.c (layout_superblocks): Ditto. - * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks, - cfg_remove_useless_stmts_bb, cleanup_control_flow, - cleanup_control_expr_graph, disband_implicit_edges, - tree_find_edge_insert_loc, bsi_commit_edge_inserts, - tree_verify_flow_info, tree_make_forwarder_block, - tree_forwarder_block_p, remove_forwarder_block, - remove_forwarder_block_with_phi, merge_phi_nodes): Ditto. - * tree-if-conv.c (tree_if_conversion): Ditto. - * tree-mudflap.c (mf_build_check_statement_for): Ditto. - * tree-ssa-dce.c (remove_dead_stmt): Ditto. - * tree-ssa-dom.c (dom_opt_finalize_block): Ditto. - * tree-ssa-loop-ch.c (should_duplicate_loop_header_p, - copy_loop_headers): Ditto. - * tree-ssa-loop-im.c (loop_commit_inserts): Ditto. - * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto. - * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos, - lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto. - * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto. - * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto. - * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto. - * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto. - * tree-ssa-threadupdate.c (redirect_edges): Ditto. - * tree-tailcall.c (independent_of_stmt_p, find_tail_calls, - eliminate_tail_call, tree_optimize_tail_calls_1): Ditto. - * tree-vect-analyze.c (vect_analyze_loop_form): Ditto. - * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto. - * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard, - slpeel_add_loop_guard): Ditto. - -2005-03-11 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/15784 - * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1 - and -1 - A to ~A. - - * stmt.c (expand_case): Don't change index_type. Convert minval - to the proper type. - - PR tree-optimization/20130 - * fold-const.c (fold): Fold x * -1 into -x. - -2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org> - - PR rtl-optimization/20331 - * rtlanal.c (modified_between_p): Check its address first for MEM. - (modified_in_p): Likewise. - -2005-03-11 Joseph S. Myers <joseph@codesourcery.com> - - * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib. - -2005-03-10 Steven Bosscher <stevenb@suse.de> - - * expr.c (expand_expr_real_1): If possible, use a conditional - move for expanding MIN_EXPR and MAX_EXPR. - Use temp for moving around rtx-en. - -2005-03-10 Andrew Pinski <pinskia@physics.uc.edu> - - PR rtl-opt/20412 - * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the - correct mode. - -2005-03-10 Roger Sayle <roger@eyesopen.com> - - * builtins.c (expand_builtin_signbit): Extend to handle floating - point modes wider than the largest integer type, using the - operand_subword_force function to obtain the signbit's word. - -2005-03-10 Jakub Jelinek <jakub@redhat.com> - - PR target/20322 - * combine.c (try_combine): If recog_for_combine added CLOBBERs - to NEWI2PAT, fail to combine if they are used by NEWPAT. - -2005-03-10 Aldy Hernandez <aldyh@redhat.com> - - * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section. - -2005-03-10 Kazu Hirata <kazu@cs.umass.edu> - - * tree-outof-ssa.c (analyze_edges_for_bb): Make the return - type void. - (perform_edge_inserts): Unconditionally call - free_dominator_info. - - * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment. - -2005-03-10 Bob Wilson <bob.wilson@acm.org> - - * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define. - -2005-03-10 Nathan Sidwell <nathan@codesourcery.com> - - * bitmap.c (bitmap_copy): Remove manual loop unrolling. - - * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and - gcc_unreachable. - (rtl_register_value_prof_hooks, - tree_value_profile_transformations, - tree_register_value_prof_hooks): Likewise. - * var-tracking.c (stack_adjust_offset_pre_post, - variable_htab_free, variable_union, dataflow_set_different_2, - count_uses, variable_was_changed, set_frame_base_location, - set_variable_part, emit_note_insn_var_location, vt_emit_notes, - vt_add_function_parameters): Likewise. - * varasm.c (named_section_real, named_section, make_decl_rtl, - asm_emit_uninitialised, assemble_integer, decode_addr_const, - const_hash_1, compare_constant, copy_constant, force_const_mem, - output_constant_pool_2, output_constant_pool_1, output_constant, - output_constructor, make_decl_one_only, decl_tls_model, - default_no_named_section, default_elf_select_section_1, - default_unique_section_1): Likewise. - * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise. - * vmsdbgout.c (addr_const_to_string): Likewise. - - PR c++/20375 - * function.c (struct assign_parm_data_one): Remove last_named - field. - (assign_parm_find_data_types): Don't determine last_named. - Reorder named_parm determination. - (assign_parms): Only setup varargs on the last non-varadic - parameter. - -2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com> - - * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads - sda base address on medium model. - -2005-03-10 Zdenek Dvorak <dvorakz@suse.cz> - - * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence. - * cfgloop.c (flow_loop_nodes_find): Export. - * cfgloop.h (flow_loop_nodes_find, fix_loop_structure): - Declare. - * cfgloopmanip.c (fix_loop_structure): New function. - * predict.c (predict_loops): Clean up the loops information. - * tree-cfg.c (cleanup_tree_cfg_loop): New function. - (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect - loop structure. - * tree-flow.h (cleanup_tree_cfg_loop): Declare. - (rewrite_into_loop_closed_ssa): Declaration changed. - * tree-loop-linear.c (linear_transform_loops): Add argument to - rewrite_into_loop_closed_ssa call. - * tree-ssa-loop-ch.c (copy_loop_headers): Ditto. - * tree-ssa-loop-im.c (move_computations): Ditto. - * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto. - * tree-vectorizer.c (vectorize_loops): Ditto. - * tree-optimize.c: Include cfgloop.h. - (execute_todo): Choose whether to call cleanup_tree_cfg or - cleanup_tree_cfg_loop. - * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables, - (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call. - * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable - cleanup_tree_cfg_loop call. - * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function. - (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support - work on part of cfg. - -2005-03-10 Jakub Jelinek <jakub@redhat.com> - - PR inline-asm/20314 - * gimplify.c (gimplify_asm_expr): Handle input/output constraints - with multiple alternatives. - - * stmt.c (parse_output_constraint): Fix a typo. - -2005-03-09 Bob Wilson <bob.wilson@acm.org> - - * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform" - assembly directive instead of deprecated "no-generics". - -2005-03-09 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check - for non-offsettable memory references to cope with outstanding reload - replacements. - * config/s390/s390.md ("reload_outti"): Call find_replacement to - avoid losing outstanding address reloads. - ("reload_outdi", "reload_outdf"): Likewise. - -2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange - code. Add more cbrt transformations. - -2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case. - -2005-03-09 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_unary, fold_binary, fold_ternary): Return - NULL_TREE when a given tree is not simplified. - (fold): Return the original tree when any of the functions - mentioned above NULL_TREE. - - * fold-const.c (fold_unary, fold_binary): Take decomposed - arguments, code, type, op0, and op1 in case of fold_binary. - (fold): Update calls to fold_unary and fold_binary. - -2005-03-09 Roger Sayle <roger@eyesopen.com> - - * builtins.c (fold_builtin_unordered_cmp): Change prototype to take - a fndecl and an arglist instead of a CALL_EXPR, exp. - -2005-03-09 Kazu Hirata <kazu@cs.umass.edu> - - * cfglayout.c (fixup_reorder_chain): Remove old_bb. - - * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e. - - * expr.c (expand_assignment): Remove orig_to_rtx. - - * fold-const.c (int_const_binop): Remove no_overflow. - - * ifcvt.c (noce_emit_move_insn): Remove inmode. - - * loop-iv.c (get_biv_step_1): Remove lhs. - - * loop-unroll.c (analyze_insns_in_loop): Remove preheader. - - * real.c (real_nan): Remove neg. - - * function.c (thread_prologue_and_epilogue_insns): Remove i - and newinsn. - - * tree-data-ref.c (array_base_name_differ_p): Remove ta and - tb. - - * tree-eh.c (tree_could_trap_p): Remove idx. - - * tree-into-ssa.c (ann): Remove ann. - - * tree-outof-ssa.c (num_nodes): Remove num_nodes. - - * tree-sra.c (decide_block_copy): Remove inst_count. - - * tree-ssa-alias.c (may_alias_p): Remove v_ann. - - * tree-ssa-loop-im.c (lhs): Remove. - - * cfgbuild.c (state, STATE, SET_STATE, - BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before - make_edges. - (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL. - (find_basic_blocks): Set the state of each basic block to - BLOCK_NEW. - -2005-03-08 Jeff Law <law@redhat.com> - - * tree-cfg.c (cleanup_control_flow): If removal of a computed - goto results in the removal of edges in the CFG, then we need - to recompute dominators. - -2005-03-09 Ben Elliston <bje@au.ibm.com> - - * c-common.c (c_do_switch_warnings): Comment fix. - -2005-03-08 Julian Brown <julian@codesourcery.com> - - * Patch from 2005-03-08 reverted for causing regressions and - ppc-darwin bootstrap failure. - -2005-03-08 Fariborz Jahanian <fjahanian@apple.com> - - * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn): - Define the real function for ppc-darwin. - * c-typeck.c (convert_arguments): Check for target-specific - invalid argument call to unprototyped function. - * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN): - New Macro. - * target.h (invalid_arg_for_unprototyped_fn): New field - in struct calls. - * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New - default target hook. - * targhooks.h (hook_invalid_arg_for_unprototyped_fn): - Declare. - -2005-03-08 Kazu Hirata <kazu@cs.umass.edu> - - * c-typeck.c (constructor_stack, constructor_range_stack, - initializer_stack): Make them static. - - * cfg.c (rbi_pool): Make it static. - - * gimple-low.c (lower_stmt_body): Make it static. - * tree-flow.h: Remove the corresponding prototype. Don't - declare lower_data. - - * sched-deps.c (cache_size): Make it static. - - * stor-layout.c (lang_adjust_rli): Make it static. - -2005-03-08 Julian Brown <julian@codesourcery.com> - - * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK - from being used for symbols with vague linkage when - HAVE_GAS_COMDAT_GROUP is true. - -2005-03-08 J"orn Rennecke <joern.rennecke@st.com> - - * jump.c (invert_jump_1): Don't call redirect_jump_1 with - nlabel == JUMP_LABEL (jump). - -2005-03-08 Kazu Hirata <kazu@cs.umass.edu> - - * c-common.c, c-opts.c, combine.c, cse.c, dojump.c, - gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c, - tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c, - tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting. - -2005-03-08 Alexey Neyman <alex.neyman@auriga.ru> - - PR c/14411 - * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute. - * c-common.c (handle_returns_twice): New function. - (c_common_attribute_table): Declare eturns_twice' attribute. - * doc/extend.texi: Document eturns_twice' attribute. - * tree.h (DECL_IS_RETURNS_TWICE): New macro. - (struct tree_decl): Add returns_twice_flag. - -2005-03-08 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-phiopt.c: Fix a comment typo. - - * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c, - loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h, - config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update - copyright. - -2005-03-08 Richard Henderson <rth@redhat.com> - - * config/alpha/alpha.c (code_for_builtin): Replace special-case - builtin codes with ctzdi2, clzdi2, popcountdi2. - (struct alpha_builtin_def): Add is_const. - (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it. - (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New. - (alpha_init_builtins): Init them. Set nothrow and const attributes - on builtins. - (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot, - alpha_fold_builtin_extxx, alpha_fold_builtin_insxx, - alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh, - alpha_fold_vector_minmax, alpha_fold_builtin_perr, - alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb, - alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw, - alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz, - alpha_fold_builtin_ctpop, alpha_fold_builtin): New. - (TARGET_FOLD_BUILTIN): New. - * config/alpha/alpha.md (UNSPEC_CTTZ): Remove. - (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove. - (ffsdi2): Use ctz. - (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove. - -2005-03-08 Ira Rosen <irar@il.ibm.com> - - PR tree-optimization/20122 - * tree-vect-analyze.c (vect_object_analysis): Analyze initial - condition of access function instead of base. - -2005-03-07 Jeff Law <law@redhat.com> - Steven Bosscher <stevenb@suse.de> - - * tree-cfg.c (find_taken_edge_computed_goto): New function. - (find_taken_edge): Call find_taken_edge_computed_goto as - appropriate. Allow any gimple invariant rather than just - INTEGER_CST for VAL. - (cleanup_control_flow): Cleanup a computed goto which has turned - into a simple goto. - (tree_merge_blocks): If block B has any forced labels, move - them to the start of block A. - * tree-ssa-dom.c (thread_across_edge): Allow threading across - computed gotos as well. - * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle - removal of unnecessary computed gotos too. - (lookup_redirection_data): Fix type of INSERT argument. Callers - updated. - -2005-03-08 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-phiopt.c: Update copyright. Fix indentations. - Remove trailing spaces. - - * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr, - unshare_all_trees): Make them static. - * tree-gimple.h: Remove the corresponding prototypes. - - * diagnostic.h: Remove unused prototype - debug_output_buffer. - * modulo-sched.c: Remove unused prototype - set_row_column_for_ps. - - * tree-ssa-phiopt.c (tree_ssa_phiopt, - replace_phi_edge_with_variable): Remove unused variable i. - -2005-03-07 Per Bothner <per@bothner.com> - - * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today. - -2005-03-06 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/17671 - * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the - bbs on the COND_EXPR instead of the PHI_NODEs. - (candidate_bb_for_phi_optimization): Remove. - (replace_phi_with_stmt): Rename to ... - (replace_phi_edge_with_variable): this and change so that we - replace the phi argument instead of removing the PHI. - (conditional_replacement): Change so we deal with PHI with more - than two arguments. - (value_replacement): Likewise. - (abs_replacement): Likewise. - -2005-03-07 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to - output_e500_flip_gt_bit. - - * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31 - as bit 31. - (rs6000_generate_compare): Fix logic to look at the correct bits. - (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit. - Look at GT bit. - (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to - gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to - gen_move_from_CR_gt_bit. - - * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit - ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit. - (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT. - - * config/rs6000/spe.md ("e500_cr_ior_compare"): New. - (E500_CR_IOR_COMPARE): New constant. - -2005-03-08 Earl Chew <earl_chew@agilent.com> - David Billinghurst <David.Billinghurst@riotinto.com> - - * config/i386/host-cygwin.c: New file to support precompiled - headers on cygwin - * config/i386/x-cygwin: Use host-cygwin.c on cygwin host - * config.host: Use above files for cygwin host. - -2005-03-07 David Edelsohn <edelsohn@gnu.org> - - * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo - ordering ops from earlier change. - -2005-03-07 Per Bothner <per@bothner.com> - - Various fixes to allow us to again build if --enable-mapped-location: - * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of - unavailable annotate_with_file_line, if USE_MAPPED_LOCATION. - * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of - local variable loc. Change logic appropriately. - * tree-vect-transform.c (vect_finish_stmt_generation): Use - EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION. - * c-parser.c (c_parser_for_statement): Initialize loc variable. - * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of - DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues. - -2005-03-07 Richard Sandiford <rsandifo@redhat.com> - - PR rtl-optimization/19683 - * reload1.c (choose_reload_regs): Pass the number of bits, not the - number of bytes, to smallest_int_for_mode. Fix arguments to - REG_CANNOT_CHANGE_MODE_P. - -2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr> - - * reorg.c (relax_delay_slots): Check that the jump is - conditional before trying to invert it. - -2005-03-07 Kazu Hirata <kazu@cs.umass.edu> - - * bb-reorder.c (max_entry_frequency, max_entry_frequency): - Make them static. - - * calls (stack_arg_under_construction): Make it static. - - * flow.c (regs_live_at_setjmp): Make it static. - * flow.h: Remove the corresponding prototype. - - * reload1.c (reload_startobj, reload_firstobj, - something_needs_operands_changed, reload_inherited, - reload_inheritance_insn, reload_override_in, - reload_spill_index): Make them static. - - * recog.c (verify_changes): Make it static. - * recog.h: Remove the corresponding prototype. - - * cfgbuild.c (find_sub_basic_blocks): Remove. - * basic-block.h: Remove the corresponding prototype. - * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks - in comments. - * doc/cfg.texi: Don't mention find_sub_basic_blocks. - - * tree-ssa-operands.c (check_build_stmt): Remove. - - * stor-layout.c (set_alignment): Remove. - * tree.h: Remove the corresponding prototype. - - * tree-ssa-pre.c (has_abnormal_preds): Make it static. - - * tree-ssa-dce.c (control_dependence_map, - visited_control_parents): Make them static. - - * cfghooks.c (verify_flow_info): Remove local variable - num_bb_notes. - - * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable - last_bb_seen. - - * loop-unswitch.c (unswitch_loop): Remove local variable src. - -2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com> - - * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv. - -2005-03-07 Joseph S. Myers <joseph@codesourcery.com> - - * config/ia64/hpux.h (LINK_SPEC): Add -z. - * config/ia64/ia64.c (ia64_function_value): Return a REG not a - PARALLEL for an empty structure. - -2005-03-07 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_binary): Remove handling of RANGE_EXPR. - - * fold-const.c (fold_binary): Unroll the very first "for" - loop. - -2005-03-06 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/predicates.md (branch_comparison_operator): Remove - redundant match_code test. - (scc_comparison_operator): Swap match_operand and match_code - tests. - (branch_positive_comparison_operator): Same. - (trap_comparison_operator): Use comparison_operator and swap with - match_code test. - -2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl> - - PR target/20288 - * config/avr/avr.c (print_operand): Add 'p' and 'r'. - (out_movhi_r_mr): Read low byte of volatile MEM first. - (out_movhi_mr_r): Write high byte of volatile MEM first. - -2005-03-05 Kazu Hirata <kazu@cs.umass.edu> - - * cselib.c (reg_values, reg_values_size): Make them static. - - * cse.c (cse_reg_info_table): Make it static. - - * fold-const.c (fold_unary): Use build1 instead of copy_node. - -2005-03-06 Zdenek Dvorak <dvorakz@suse.cz> - - * cse.c (find_best_addr): Use canon_for_address. - -2005-03-06 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (fold_rtx_subreg, fold_rtx_mem): New. - (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle - SUBREG and MEM, respectively. - - * fold-const.c (fold_binary): Use code instead of t. - - * fold-const.c (optimize_minmax_comparison): Take decomposed - arguments code, type, op0, and op1 instead of t. - (fold_binary): Update a call to optimize_minmax_comparison. - - * fold-const.c (fold_range_test): Take decomposed arguments - code, type, op0, and op1 instead of t. - (fold_binary): Update a call to fold_range_test. - - * fold-const.c (fold_binary_op_with_conditional_arg): Take - decomposed arguments code, type, op0, and op1 instead of t. - (fold_binary): Update a call to fold_range_test. - -2005-03-06 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_binary): Avoid directly using the original - expression t as much as possible. - -2005-03-05 Kazu Hirata <kazu@cs.umass.edu> - - * c-semantics.c (build_stmt): Use TYPE_P instead of - IS_NON_TYPE_CODE_CLASS. - * tree.h (IS_NON_TYPE_CODE_CLASS): Remove. - (NON_TYPE_CHECK): Use TYPE_P instead of - IS_NON_TYPE_CODE_CLASS. - - * fold-const.c (fold): Remove handling of binary expressions. - -2005-03-05 James A. Morrison <phython@gcc.gnu.org> - - * doc/c-tree.texi: Wrap comments in @r{}. - * doc/cpp.texi: Likewise. - * doc/cppinternals.texi: Likewise. - * doc/extend.texi: Likewise. - * doc/md.texi: Likewise. - * doc/objc.texi: Likewise. - * doc/sourcebuild.texi: Likewise. - * doc/tm.texi: Likewise. - * doc/tree-ssa.texi - -2005-03-05 Kazu Hirata <kazu@cs.umass.edu> - - * predict.c (apply_return_prediction): Standardize PHI chain - walking. - * tree-ssa.c (ssa_redirect_edge): Likewise. - - * genattrtab.c, genemit.c, genoutput.c, genrecog.c, - gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c: - Update copyright. - - * tree-phinodes.c (remove_phi_node): Drop the last argument. - * tree-flow.h: Adjust the prototype for remove_phi_node. - * lambda-code.c (perfect_nestify): Adjust a call to - remove_phi_node. - * tree-cfg.c - (remove_phi_nodes_and_edges_for_unreachable_block): Likewise. - * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form): - Likewise. - * tree-ssa-dce.c (remove_dead_phis): Likewise. - * tree-ssa-loop-ivopts.c (remove_statement): Likewise. - * tree-ssa-pre.c (remove_dead_inserted_code): Likewise. - * tree-ssa.c (kill_redundant_phi_nodes): Likewise. - - * combine.c (simplify_and_const_int): Use gen_int_mode instead - of GEN_INT (trunc_int_for_mode (...)). - * loop-iv.c (iv_number_of_iterations): Likewise. - * postreload.c (reload_cse_move2add): Likewise. - * simplify-rtx.c (simplify_const_unary_operation, - simplify_const_binary_operation): Likewise. - * stor-layout.c (get_mode_bounds): Likewise. - - * fold-const.c (fold_binary): New. - (fold): Call fold_binary on binary expressions. - -2005-03-05 Richard Sandiford <rsandifo@redhat.com> - - * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options. - * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros. - (TARGET_SWITCHES): Add -msym32 and -mno-sym32. - (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32. - (ASM_SPEC): Pass down -msym32 and -mno-sym32. - -2005-03-04 Devang Patel <dpatel@apple.com> - - PR tree-optimization/18815 - * tree-if-conv.c (combine_blocks): Adjust loop header edges for - loops with zero exit edges. - -2005-03-04 Devang Patel <dpatel@apple.com> - - * doc/invoke.texi: Remove reference to webpage that does not exist. - -2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca> - Joseph S. Myers <joseph@codesourcery.com> - - PR c++/19797 - * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define. - (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external. - * pa-protos.h (pa_hpux_asm_output_external): Add prototype. - * pa.c (get_plabel): Change argument to symbol_ref. Call - maybe_get_identifier instead of get_identifier. - (pa_hpux_asm_output_external, pa_hpux_file_end): New functions. - (struct deferred_plabel): Replace name field with symbol field. - (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if - ASM_OUTPUT_EXTERNAL_REAL is defined. - (output_global_address): Use output_addr_const for output of all - symbol_refs. - (output_deferred_plabels): Use symbol_ref instead of name for address - output. - * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P, - ASM_OUTPUT_SYMBOL_REF): New macros. - * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update - comment. - (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize - label. - -2005-03-05 Joseph S. Myers <joseph@codesourcery.com> - - * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for - *-*-hpux11.[1-9]*, not just for *-*-hpux11.11. - -2005-03-04 Jeff Law <law@redhat.com> - - * basic-block.h (rediscover_loops_after_threading): Declare. - * tree-ssa-dom.c: Include cfgloop.h. - (tree_ssa_dominator_optimize): Discover loops and some basic - properties. Remove forwarder blocks recreated by loop header - canonicalization. Also mark backedges in the CFG. - * tree-ssa-threadupdate.c: Include cfgloop.h - (rediscover_loops_after_threading): Define. - (struct local_info): New field, JUMP_THREADED. - (prune_undesirable_thread_requests): New function. - (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded - then record that fact for the callers of redirct_edges. - (thread_block): If BB has incoming backedges, then call - prune_undesirable_thraed_requests. Note when we are - going to have to rediscover loop information. Return a - boolean indicating if any jumps were threaded. - (thread_through_all_blocks): Bubble up boolean indicating - if any jumps were threaded. - * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h - (tree-ssa-threadupdate.o): Similarly. - -2005-03-04 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_ternary): Unroll the "for" loop to - extract operands. - -2005-03-04 Andrew Haley <aph@redhat.com> - - * unwind-dw2-fde-glibc.c (struct - unw_eh_callback_data.check_cache): New field. - (frame_hdr_cache): New. - (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info. - Cache frame header info. - -2005-03-04 Richard Sandiford <rsandifo@redhat.com> - - * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions) - (print_c_condition): Declare. - * read-rtl.c (ptr_loc): New structure. - (ptr_locs, ptr_loc_obstack, joined_conditions) - (joined_conditions_obstack): New variables. - (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc) - (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc) - (join_c_conditions, print_c_condition): New functions. - (apply_macro_to_string): Associate the new string with the same - source location as the old one. - (add_condition_to_string): Use join_c_conditions. - (read_string): Use set_rtx_ptr_loc to record a filename and line - number for the string. - (read_rtx): Initialize the new variables above. - * genattrtab.c (write_test_expr, write_attr_value): Use - print_c_condition. - * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its - comment above the GCC_VERSION check. - (write_one_condition): Use print_rtx_ptr_loc and print_c_condition. - Inline the definition of MAYBE_EVAL. - * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc. - * genoutput.c (process_template): Likewise. - * genpreds.c (write_predicate_subfunction): Likewise. - (write_predicate_expr): Use print_c_condition. - * genrecog.c (write_cond): Likewise. - * gensupport.c (process_rtx): Use join_c_conditions to join the - conditions of a define_insn_and_split. Record a source location - for the string after the "&&". - (alter_test_for_insn): Use join_c_conditions. - -2005-03-04 Andrew Pinski <pinskia@physics.uc.edu> - - Revert for now: - 2005-03-03 James A. Morrison <phython@gcc.gnu.org> - PR tree-optimization/15784 - * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1 - and -1 - A to ~A. - -2005-03-04 Ben Elliston <bje@au.ibm.com> - - * gcc.c (option_map): Add --coverage. - (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'. - (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'. - * config/darwin.h: Pass -lgcov for `coverage'. - * doc/invoke.texi (Debugging Options): Document --coverage. - -2005-03-04 Kazu Hirata <kazu@cs.umass.edu> - - * gcse.c (bypass_block): Use find_edge wherever possible. - -2005-03-03 Daniel Berlin <dberlin@dbrelin.org> - - Fix PR debug/20253 - - * c-opts.c (c_common_parse_file): Call start_source_file - and end_source_file at the approriate times. - - * dwarf2out.c (dwarf2out_finish): Don't auto-end - the main file, it will be done for us now. - -2005-03-04 Kazu Hirata <kazu@cs.umass.edu> - - * fold-const.c (fold_ternary): New. - (fold): Call fold_ternary on ternary expressions. Remove - handling of ternary expressions. - -2005-03-03 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/15784 - * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1 - and -1 - A to ~A. - -2005-03-03 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/predicates.md (branch_comparison_operator): - Convert from C block to conditional format. - -2005-03-03 Jan Hubicka <jh@suse.cz> - - * tree-dfa.c (add_referenced_var): Don't walk initializer of external - and non-constant public variables. - -2005-03-03 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code - with LABEL_EXPR. - - * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of - EDGE_I. - - * tree-phinodes.c (remove_phi_node): Clean up by factoring out - calls to release_ssa_name and release_phi_node. - - * fold-const.c (fold): Remove handling of unary expressions. - - * fold-const.c (fold_unary): Avoid directly using the original - expression t as much as possible. - -2005-03-03 Roger Sayle <roger@eyesopen.com> - Andrew Pinski <pinskia@physics.uc.edu> - - * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a - RETURN rtx, and not a LABEL_REF containing a NULL pointer. - -2005-03-03 Hans-Peter Nilsson <hp@axis.com> - - Describe special registers SRP and MOF as allocatable registers. - * config/cris/cris.c (cris_md_asm_clobbers): New function. - (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers. - (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if - TARGET_HAS_MUL_INSNS. - (cris_print_operand) <case 'd'>: New case. - <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM. - * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't - define. - (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS) - (REG_ALLOC_ORDER): Update for MOF. - (enum reg_class): New members MOF_REGS, GENERAL_REGS and - SPECIAL_REGS. - (GENERAL_REGS): No longer a define of ALL_REGS. - (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES) - (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER): - Adjust accordingly. - (CRIS_SPECIAL_REGS_CONTENTS): New macro. - (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'. - (SECONDARY_RELOAD_CLASS): Define. - (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM. - (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM. - (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM. - (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM. - (REGISTER_MOVE_COST): Define. - (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM. - * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM) - (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM) - (CRIS_MOF_REGNUM): New define_constants. - ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for - special registers. - ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"): - New patterns. - ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3") - ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"): - Adjust for MOF being properly described as a register. - (indir_to_reg_split): Name this split. Conditionalize on the - destination register being a general register. - (movei): Conditionalize on on operands 0 and 1 having the same - register class. - -2005-03-03 Alan Modra <amodra@bigpond.net.au> - - PR target/20277 - * config/rs6000/rs6000.c (rs6000_override_options): Don't allow - -mcpu to override any other explicitly given flags. - -2005-03-02 J"orn Rennecke <joern.rennecke@st.com> - - * recog.c (verify_changes, confirm_change_group): New functions, - broken out of apply_change_group. - (apply_change_group): Use them. - * recog.h (verify_change, confirm_change_group): Declare. - * rtl.h (redirect_jump_2): Declare. - * jump.c (redirect_exp, invert_exp): Delete. - (invert_exp_1): Take second parameter. Return value. Changed caller. - (redirect_jump_2): New function, broken out of redirect_jump. - (redirect_jump): Use redirect_jump_1 and redirect_jump_2. - (invert_jump): Use invert_jump_1 and redirect_jump_2. - * ifcvt.c (dead_or_predicable): Use redirect_jump_2. - -2005-03-02 Geoffrey Keating <geoffk@apple.com> - - * varasm.c (named_section): Use xstrdup rather than doing it by - hand. - - * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem. - -2005-03-02 Devang Patel <dpatel@apple.com> - - Undo PR tree-optimization/18815 fix. - -2005-03-02 Devang Patel <dpatel@apple.com> - - PR tree-optimization/18815 - * tree-if-conv.c (combine_blocks): Adjust loop header edges for - loops with zero exit edges. - -2005-03-02 Kazu Hirata <kazu@cs.umass.edu> - - * cfg.c (connect_src, connect_dest, disconnect_src, - disconnct_dest): New. - (unchecked_make_edge, remove_edge, redirect_edge_succ, - redirect_edge_pred): Use the new functions. - - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call - free_dominance_info only when needed. - -2005-03-02 David Edelsohn <edelsohn@gnu.org> - - PR target/20276 - * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo. - (reg_or_sub_cint64_operand): Same. - -2005-03-02 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of - CFG_ALTERED in the main DOM iteration loop. - -2005-03-02 Mark Mitchell <mark@codesourcery.com> - - PR c++/19916 - * varasm.c (initializer_constant_valid_p): Allow conversions - between OFFSET_TYPEs. Tidy. - -2005-03-02 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.md ("return"): Remove epilogue delay list - sanity check. - -2005-03-02 Daniel Jacobowitz <dan@codesourcery.com> - - * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT) - for Thumb. - * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise. - -2005-03-02 Kazu Hirata <kazu@cs.umass.edu> - - * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c, - loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def, - config/m68k/m68k.c, config/mips/mips.h, - config/rs6000/rs6000-protos.h, doc/contrib.texi, - doc/include/gcc-common.texi: Update copyright. - - PR middle-end/18029 and PR middle-end/18030 - * expr.c (optimize_bitfield_assignment_op): Add a special case - to handle BIT_IOR_EXPR and BIT_XOR_EXPR. - - * fold-const.c (fold_unary): New. - (fold): Call fold_unary on unary expressions. - -2005-03-02 Richard Guenther <rguenth@gcc.gnu.org> - - * cgraph.h (struct cgraph_edge): Add prev_caller and - prev_callee fields. - (cgraph_node_remove_callees): Export. - * cgraph.c (cgraph_create_edge): Initialize prev_caller - and prev_callee. - (cgraph_edge_remove_callee): New function. - (cgraph_edge_remove_caller): Likewise. - (cgraph_remove_edge): Use. - (cgraph_redirect_edge_callee): Likewise. - (cgraph_node_remove_callees): New function. - (cgraph_node_remove_callers): Likewise. - (cgraph_remove_node): Use. - * tree-optimize.c (tree_rest_of_compilation): Use - cgraph_node_remove_callees instead of manual loop. - * cgraphunit.c (cgraph_finalize_function): Likewise. - (cgraph_expand_function): Likewise. - (cgraph_remove_unreachable_nodes): Likewise. - -2005-03-02 Joseph S. Myers <joseph@codesourcery.com> - - PR c/8927 - * c-tree.h (undeclared_variable, build_external_ref): Add extra - argument. - * c-decl.c (undeclared_variable): Take location as argument. - * c-typeck.c (build_external_ref): Likewise. - * c-parser.c (c_parser_postfix_expression): Pass location of - identifier to build_external_ref. - -2005-03-01 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not - CCEQ mode for branch_positive_comparison_operator test. - * config/rs6000/predicates (branch_comparison_operator): Revert to - define_predicate. - (scc_comparison_operator): Same. - (branch_positive_comparison_operator): Same. - -2005-03-01 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.c (cris_eligible_for_epilogue_delay) - (cris_delay_slots_for_epilogue): Remove. - (save_last): Move into cris_target_asm_function_epilogue. - (cris_target_asm_function_epilogue): Remove tests for file being - NULL. - * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay) - (cris_delay_slots_for_epilogue): Remove prototypes. - * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE) - (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define. - -2005-03-01 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/predicates.md (branch_comparison_operator): Change - to define_special_predicate. - (scc_comparison_operator): Same. - (branch_positive_comparison_operator): Same. - -2005-03-01 Daniel Berlin <dberlin@dberlin.org> - - * Makefile.in (tree-ssa-sink.o): New. - (OBJS-common): Add tree-ssa-sink.o. - * common.opt: Add -ftree-sink - * opts.c (decode_options): flag_tree_sink is set at O1 or higher. - * timevar.def (TV_TREE_SINK): new timevar. - * tree-flow.h (is_hidden_global_store): Prototype. - * tree-optimize.c (init_tree_optimization_passes): Add - pass_sink_code. - * tree-pass.h (pass_sink_code): New. - * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking - for non-obvious global store store to is_hidden_global_store, and - call that new function. - * tree-ssa-sink.c: New file. - * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink. - * doc/passes.texi: Document forward store motion. - * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test - * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test - * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test - * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test - -2005-03-01 Per Bothner <per@bothner.com> - - * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION - and we have a non-zero column-number, add it to the message. - Also factor out the diagnostic_kind_text. - -2005-03-01 Zdenek Dvorak <dvorakz@suse.cz> - - * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find, - flow_loop_pre_header_scan, flow_loop_pre_header_find, - flow_loop_scan): Removed. - (flow_loop_dump): Do not dump removed fields. - (flow_loop_free): Do not free removed fields. - (flow_loops_find): Flags argument removed. Do not call flow_loop_scan. - (loop_exit_edge_p): New function. - * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges, - num_pre_header_edges, entry_edges, num_entries, exit_edges, - num_exits, exits_doms. - (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES, - LOOP_EDGES, LOOP_ALL): Removed. - (flow_loop_scan): Declaration removed. - (loop_exit_edge_p, mark_loop_exit_edges): Declare. - * cfgloopmanip.c (create_loop_notes): Do not pass flags to - flow_loops_find. - * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c. - (if_convert): Call flow_loops_find and flow_loops_free - when calling mark_loop_exit_edges. - * cfgloopanal.c (mark_loop_exit_edges): Moved from - ifcvt.c. Removed the flow_loops_find, flow_loops_free and - free_dominance_info calls. - * loop-init.c (flow_loops_find): Ditto. - * passes.c (rest_of_handle_branch_prob): Ditto. - * lambda-code.c (perfect_nestify): Do not call flow_loops_find. - * loop-unroll.c (analyze_insns_in_loop): Do not use - EDGE_LOOP_EXIT. - * predict.c (predict_loops): Do not call flow_loop_scan. - Use get_loop_exit_edges. - (tree_estimate_probability): Do not pass flags to flow_loops_find. - * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument. - Do not use EDGE_LOOP_EXIT. - (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop - to bb_with_exit_edge_p. - (if_convertible_loop_p): Do not call flow_loop_scan. Use - loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop - to bb_with_exit_edge_p. - (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use - EDGE_LOOP_EXIT. - * tree-loop-linear.c (linear_transform_loops): Do not call - flow_loop_scan. Use loop->single_exit. - * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit. - (vect_analyze_loop_form): Do not call flow_loop_scan. - * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use - loop->single_exit. - (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and - loop->single_exit. - * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop, - slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p, - slpeel_tree_duplicate_loop_to_edge_cfg, - slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge): - Use loop_preheader_edge and loop->single_exit. Do not call - flow_loop_scan. - -2005-03-01 Nick Clifton <nickc@redhat.com> - - * config/arm/arm.c (thumb_find_work_register): Check all of the - argument registers to see if they are free, and a couple of - special cases where the last argument register but can be proved - to be available during the function's prologue. - (print_multi_reg, arm_compute_save_reg0_reg12_mask, - output_return_instruction, emit_multi_reg_push, thumb_pushpop, - thumb_unexpanded_epilogue): Use unsigned long as the type for the - register bit-mask. - (thumb_compute_save_reg_mask): Likewise. Also use - thumb_find_work_register() to ensure that there is agreement about - which work register is going to be used in the prologue. - (thumb_output_function_prologue): Use unsigned long as the type - for the register bit-mask. Also delay pushing the link register if - other high registers are going to be pushed. - (thumb_compute_save_reg_mask, emit_multi_reg_push, - print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove - redundant prototypes. - -2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca> - - PR target/19819 - * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during - and after reload in REG+REG indexed addresses without REG_POINTER - set in the base and not set in the index. - -2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): - Don't undefine here. - (HANDLE_PRAGMA_PACK_PUSH_POP): Delete. - (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise. - (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS. - (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, - LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS): - Delete. - * config.gcc (sh*-*-linux*): Use config/linux.h. - -2005-02-28 Dale Johannesen <dalej@apple.com> - Stan Shebs <shebs@apple.com> - - Rewrite of 64-bit Darwin structure-by-value pass/return. - * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields - intoffset, use_stack, named. - * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove. - (rs6000_darwin64_record_arg_advance_flush): New. - (rs6000_darwin64_record_arg_advance_recurse): New. - (rs6000_darwin64_record_arg_flush): New. - (rs6000_darwin64_record_arg_recurse): New. - (rs6000_darwin64_record_arg): New. - (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check. - (function_arg_boundary): Handle 128-bit aligned structs. - (function_arg_advance): Rewrite darwin64 struct handling. - (function_arg): Call rs6000_darwin64_record_arg. - (function_arg_partial_nregs): Handle darwin64 structs. - (rs6000_darwin64_function_value): Remove. - (rs6000_function_value): Call rs6000_darwin64_record_arg. - -2005-02-28 Roger Sayle <roger@eyesopen.com> - - PR tree-optimization/20216 - * tree-chrec.c (tree_fold_factorial): Delete. - (tree_fold_binomial): Change argument list to take a return type - and change the type of K to unsigned int. Rewrite to avoid explicit - evaluation of factorials, and (recursively) calling fold to perform - compile-time arithmetic. Return NULL on (internal) overflow. - (chrec_evaluate): Change type of K to an unsigned int. Avoid - calling tree_fold_binomial unnecessarily. Return chrec_dont_know - if any intermediate calculation overflows. - (chrec_apply): Update call to chrec_evaluate. - -2005-02-28 James E Wilson <wilson@specifixinc.com> - - * config/mips/mips.h (NO_PROFILE_COUNTERS): Define. - -2005-02-28 Joseph S. Myers <joseph@codesourcery.com> - - PR c/20245 - * c-parser.c (c_parser_compound_statement): Return error_mark_node - instead of NULL_TREE on error. - -2005-02-28 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove. - (EASY_VECTOR_15_ADD_SELF): Remove. - (num_insns_constant_wide): Not static. - (validate_condition_mode): Not static. - (toc_relative_expr_p): Not static. - (legitimate_indirect_address_p): Not static. - (macho_lo_sum_memory_operand): Not static. - (invalid_e500_subreg): Not static. - (easy_vector_same): Not static. - (easy_vector_splat_const): Not static. - (RS6000_SYMBOL_REF_TLS_P): Remove. - (any_operand): Delete. - (any_parallel_operand): Delete. - (count_register_operand): Delete. - (altivec_register_operand): Delete. - (xer_operand): Delete. - (s8bit_cint_operand): Delete. - (short_cint_operand): Delete. - (u_short_cint_operand): Delete. - (non_short_cint_operand): Delete. - (exact_log2_cint_operand): Delete. - (gpc_reg_operand): Delete. - (cc_reg_operand): Delete. - (cc_reg_not_cr0_operand): Delete. - (reg_or_short_operand): Delete. - (reg_or_neg_short_operand): Delete. - (reg_or_aligned_short_operand): Delete. - (reg_or_u_short_operand): Delete. - (reg_or_cint_operand): Delete. - (reg_or_arith_cint_operand): Delete. - (reg_or_add_cint64_operand): Delete. - (reg_or_sub_cint64_operand): Delete. - (reg_or_logical_cint_operand): Delete. - (got_operand): Delete. - (got_no_const_operand): Delete. - (easy_fp_constant): Delete. - (easy_vector_constant): Delete. - (easy_vector_constant_add_self): Delete. - (zero_constant): Delete. - (zero_fp_constant): Delete. - (volatile_mem_operand): Delete. - (offsettable_mem_operand): Delete. - (mem_or_easy_const_operand): Delete. - (add_operand): Delete. - (non_add_cint_operand): Delete. - (logical_operand): Delete. - (non_logical_cint_operand): Delete. - (mask_operand): Delete. - (mask_operand_wrap): Delete. - (mask64_operand): Delete. - (mask64_2_operand): Delete. - (and64_operand): Delete. - (and64_2_operand): Delete. - (and_operand): Delete. - (reg_or_mem_operand): Delete. - (lwa_operand): Delete. - (symbol_ref_operand): Delete. - (call_operand): Delete. - (current_file_function_operand): Delete. - (input_operand): Delete. - (rs6000_nonimmediate_operand): Delete. - (rs6000_tls_symbol_ref): Delete. - (save_world_operation): Delete. - (restore_world_operation): Delete. - (load_multiple_operation): Delete. - (store_multiple_operation): Delete. - (vrsave_operation): Delete. - (mfcr_operation): Delete. - (mtcrf_operation): Delete. - (lmw_operation): Delete. - (stmw_operation): Delete. - (branch_comparison_operator): Delete. - (branch_positive_comparison_operator): Delete. - (scc_comparison_operator): Delete. - (trap_comparison_operator): Delete. - (boolean_operator): Delete. - (boolean_or_operator): Delete. - (min_max_operator): Delete. - * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here. - (EASY_VECTOR_15): Moved to here. - (EASY_VECTOR_15_ADD_SELF): Move to here. - (PREDICATE_CODES): Delete. - * config/rs6000/rs6000-protos.h: Delete predicate functions. - Declare functions no longer static. - * config/rs6000/predicates.md: New. - * config/rs6000/rs6000.md: Include predicates.md - -2005-02-28 Kazu Hirata <kazu@cs.umass.edu> - - * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN. - (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and - REG_ALWAYS_RETURN. - * cfgrtl.c (need_fake_edge_p): Likewise. - * combine.c (distribute_notes): Likewise. - * emit-rtl.c (try_split): Likewise. - * recog.c (peephole2_opimize): Likewise. - * reg-notes.def (ALWAYS_RETURN): Remove. - * rtl.h (LCT_ALWAYS_RETURN): Remove. - * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN. - * tree.h (ECF_ALWAYS_RETURN): Remove. - -2005-02-28 Roger Sayle <roger@eyesopen.com> - - PR middle-end/19874 - * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion - between different machine modes is never a "useless" conversion. - -2005-02-28 Geert Bosch <bosch@gnat.com> - - PR ada/15977 - * doc/contrib.texi: List contributors for Ada front end - -2005-02-28 Paolo Bonzini <bonzini@gnu.org> - - * simplify-rtx.c (simplify_unary_operation_1, - simplify_const_unary_operation): New, extracted from... - (simplify_unary_operation): ... this one. - (simplify_binary_operation_1, - simplify_const_binary_operation): New, extracted from... - (simplify_binary_operation): ... this one. - * rtl.h (simplify_const_unary_operation, - simplify_const_binary_operation): Add prototypes. - -2005-02-28 Julian Brown <julian@codesourcery.com> - - * config/elfos.h: Revert my patch from 2005-02-25 since it broke - building libjava and caused PR regression/20228. - -2005-02-28 Paolo Bonzini <bonzini@gnu.org> - - PR bootstrap/17383 - * Makefile.in (host_subdir): New. - (build_objdir): New. Replace ../$(build_subdir) with it throughout. - * configure: Regenerate. - -2005-02-27 Zack Weinberg <zack@codesourcery.com> - - * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux - * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the - installation directory first. - -2005-02-28 Hans-Peter Nilsson <hp@axis.com> - - PR target/19065. - * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)), - not including (reg). Do not check for reg being CRIS_PC_REGNUM. - (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'. - * config/cris/cris.md: Tweak comments referring to Q. - ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi") - ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3") - ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3") - ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3") - ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"): - Insert spaces in constraints to align alternatives vertically for - readability. - ("cmphi"): Ditto. Add separate alternative for operand 0 "r", - operand 1: "M". - -2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - PR rtl-optimization/17728 - * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for - operand 0 from general_operand to move_dest_operand. - -2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw - instead of trying to save and restore TREE_SYMBOL_REFERENCED. - * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define. - (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED. - -2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org> - - * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada. - * configure: Regenerate. - * libada-mk.in: Remove CC; rename - cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada. - -2005-02-26 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/20188 - * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST - for the lhs, also walk over the tree. Likewise for rhs. - -2005-02-26 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-dom.c (simple_iv_increment_p): New function. - (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations): - Do not propagate value of iv before increment over the increment. - -2005-02-25 Joseph S. Myers <joseph@codesourcery.com> - - * c-parser.c: New file. - * c-parse.in: Remove. - * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y): - Remove. - (c-parser.o): Add dependencies. - (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean, - maintainer-clean, TAGS): Update. - * c-config-lang.in (gtfiles): Update. - * gengtype-lex.l: Don't handle "@@". - * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt, - objc_build_synchronized, objc_begin_try_stmt, - objc_begin_catch_clause, objc_finish_catch_clause, - objc_build_finally_clause, objc_finish_try_stmt): New. - * c-tree.h (struct c_declspecs): Add declspecs_seen_p and - type_seen_p. - (c_parse_init): Update comment. - * c-decl.c (c_init_decl_processing): Update comment. - (build_null_declspecs, declspecs_add_qual, declspecs_add_type, - declspecs_add_scspec, declspecs_add_attrs): Initialize and update - new c_declspecs members. - -2005-02-25 Julian Brown <julian@codesourcery.com> - - * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK - from being used for symbols with vague linkage when - HAVE_GAS_COMDAT_GROUP is true. - -2005-02-25 Mark Mitchell <mark@codesourcery.com> - - * doc/include/gcc-common.texi (version-GCC): Update to 4.1. - -2005-02-25 Steve Ellcey <sje@cup.hp.com> - - PR target/19930 - * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document. - (LIBGCC2_HAS_DF_MODE): New. - (LIBGCC2_HAS_XF_MODE): New. - (LIBGCC2_HAS_TF_MODE): New. - * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE. - (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE. - * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE. - (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE. - (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE. - * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat - and add _fixtfdi, _fixunstfdi, _floatditf - * lib1funcs.asm: Remove L__compat. Add L_fixtfdi, - L_fixunstfdi, L_floatditf. - * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define. - (LIBGCC2_HAS_TF_MODE): Define. - -2005-02-25 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/20204 - * tree-into-ssa.c (insert_phi_nodes_for): Do not use - REWRITE_THIS_STMT markers on PHI nodes. - (rewrite_initialize_block): Likewise. - -2005-02-25 Mark Mitchell <mark@codesourcery.com> - - * version.c (version_string): Update to 4.1. - -2005-02-25 Paolo Carlini <pcarlini@suse.de> - - * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>: - Clarify that the alternative way doesn't work in GNU C++. - -2005-02-25 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/19937 - * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value - to the type of the induction variable. - -2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org> - - PR rtl-optimization/20117 - * bb-reorder.c (duplicate_computed_gotos): Don't duplicate - the block including noncopyable insn. - -2005-02-24 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (delete_trivially_dead_insns): Speed up by minimizing - calls to find_reg_note. - -2005-02-24 Richard Henderson <rth@redhat.com> - - PR tree-opt/20127 - * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from - the type. - -2005-02-24 Fariborz Jahanian <fjahanian@apple.com> - - * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for - vector types if to use base reg for misaligned non-word ld/std. - -2005-02-24 Hans-Peter Nilsson <hp@axis.com> - - PR target/14619 - * config/cris/cris.c (cris_target_asm_function_prologue): Create - dwarf2 label manually and put it after, not before the prologue. - -2005-02-24 David Edelsohn <edelsohn@gnu.org> - - PR target/19019 - * reload.c (operands_match_p): Only increment register number for - SCALAR_INT_MODE_P modes in multiple hard registers. - - * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints. - Fix formatting. - -2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de> - - * ChangeLog.5: Fix log message typo(s). - * ChangeLog.7: Likewise. - * ChangeLog.tree-ssa: Likewise. - * cfgexpand.c: Fix comment typo(s). - * conflict.c: Likewise. - * defaults.h: Likewise. - * dwarf2out.c: Likewise. - * gcse.c: Likewise. - * ggc-page.c: Likewise. - * tree-eh.c: Likewise. - * tree-ssa-dom.c: Likewise. - -2005-02-24 Jakub Jelinek <jakub@redhat.com> - - PR target/19019 - * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects. - * config/rs6000/darwin-ldouble.c: Only use the .symver directives - if SHARED is defined. - - PR target/20196 - * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber, - allow splitting only if operands 0 and 3 don't overlap. - -2005-02-24 Richard Henderson <rth@redhat.com> - - PR middle-end/19953 - * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New. - (fold_builtin_1): Call them. - * fold-const.c (fold_complex_mult_parts): Split out from ... - (fold_complex_mult): ... here. Fix typo in both imaginary case. - (fold_complex_div_parts, fold_complex_div): New. - (fold): Use them. - * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare. - -2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * tree-ssa-ccp.c (visit_assignment): Verify that result of - VIEW_CONVERT_EXPR is_gimple_min_invariant. - - * print-tree.c (print_node_brief): Print LABEL_DECL_UID. - (print_node): Likewise. - Print TYPE_SIZES_GIMPLIFIED. - -2005-02-24 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3") - ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input - operands as commutative in constraints. - -2005-02-24 Diego Novillo <dnovillo@redhat.com> - - * tree-into-ssa.c: Re-organize internal functions. - -2005-02-24 Richard Henderson <rth@redhat.com> - - PR middle-end/18902 - * c-opts.c (c_common_post_options): Set flag_complex_method to 2 - for c99. - * common.opt (fcx-limited-range): New. - * opts.c (set_fast_math_flags): Set flag_cx_limited_range. - * toplev.c (flag_complex_method): Initialize to 1. - (process_options): Set flag_complex_method to 0 if - flag_cx_limited_range. - * doc/invoke.texi (-fcx-limited-range): New. - -2005-02-24 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (delete_trivially_dead_insns): Speed up by using - NEXT_INSN and PREV_INSN directly instead of next_real_insn and - prev_real_insn. - -2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com> - - * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf - functions when -mid-shared-library is being used. - -2005-02-23 Daniel Jacobowitz <dan@codesourcery.com> - - * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove. - (LINK_LIBGCC_SPECIAL_1): Don't mention it. - * gcc.c: Don't check for LINK_LIBGCC_SPECIAL. - * system.h: Poison LINK_LIBGCC_SPECIAL. - -2005-02-23 James E Wilson <wilson@specifixinc.com> - - * gengtype.c (note_insn_name): Make 1 element larger. - -2005-02-23 Roger Sayle <roger@eyesopen.com> - - PR target/20018 - PR rtl-optimization/20097 - * simplify-rtx.c (simplify_relational_operation_1): Avoid creating - BImode SUBREGs of SImode registers which confuse the ia64 backend. - -2005-02-23 David Edelsohn <edelsohn@gnu.org> - - * t-aix43 (SHLIB_INSTALL): Create directory for shared library. - * t-aix52 (SHLIB_INSTALL): Same. - -2005-02-23 Kazu Hirata <kazu@cs.umass.edu> - - * genpreds.c: Update copyright. - -2005-02-23 Michael Beach <michaelb@ieee.org> - - PR target/20159 - * config/sparc/t-elf (startup files): Assemble with CPP. - -2005-02-23 Paolo Bonzini <bonzini@gnu.org> - - * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands. - (write_predicate_expr): Likewise. - -2005-02-22 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/20100 - PR tree-optimization/20115 - * tree-optimize.c (init_tree_optimization_passes): Remove - pass_maybe_create_global_var. - * tree-pass.h (pass_maybe_create_global_var): Remove. - * tree-ssa-alias.c (aliases_computed_p): Declare. - (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND. - (count_calls_and_maybe_create_global_var): Remove. - (pass_maybe_create_global_var): Remove. - (init_alias_info): Do not declare aliases_computed_p. - (maybe_create_global_var): If the function contains no - call-clobbered variables and a mix of pure/const and regular - function calls, create .GLOBAL_VAR. - Mark all call-clobbered variables for renaming. - (merge_pointed_to_info): Update comment. - (add_pointed_to_var): Likewise. - (is_escape_site): Likewise. - Accept struct alias_info * instead of size_t *. - Update all users. - Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND - as necessary. - * tree-ssa-operands.c (get_call_expr_operands): If - ALIASES_COMPUTED_P is false, do not add call-clobbering - operands. - * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false. - (delete_tree_ssa): Likewise. - -2005-02-22 James E Wilson <wilson@specifixinc.com> - - * toplev.c (backend_init): Don't call init_adjust_machine_modes here. - (do_compile): Do call it here. - -2005-02-22 Kazu Hirata <kazu@cs.umass.edu> - - PR rtl-optimization/20017. - * passes.c (rest_of_handle_combine, rest_of_handle_cse, - rest_of_handle_cse2, rest_of_handle_gcse): Call - delete_dead_jumptables immediately before calling cleanup_cfg. - -2005-02-22 Devang Patel <dpatel@apple.com> - - PR 19952 - * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip - all labels - -2005-02-22 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/aix.h (WINT_TYPE): Define. - -2005-02-22 Stan Shebs <shebs@apple.com> - - * config/rs6000/rs6000.c (rs6000_override_options): Default to - natural alignment for 64-bit Darwin. - (rs6000_parse_alignment_option): Warn about uses of -malign-power - on 64-bit Darwin. - * doc/invoke.texi: Document this. - -2005-02-22 DJ Delorie <dj@redhat.com> - - * c-common.c (c_common_type_for_mode): Pass the mode's precision - to make_[un]signed_type, not the mode itself. - -2005-02-22 Kazu Hirata <kazu@cs.umass.edu> - - * cfg.c (cached_make_edge): Call make_edge if edge cache is - not available. Use tail calls wherever possible. - (make_edge): Call unchecked_make_edge to create an edge. - - * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove. - (coalesce_ssa_name): Don't check for - SSANORM_USE_COALESCE_LIST. - (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST. - -2005-02-22 Diego Novillo <dnovillo@redhat.com> - - * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ... - (rewrite_into_ssa): ... here. - -2005-02-21 Alexandre Oliva <aoliva@redhat.com> - - PR tree-optimization/19786 - * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one - tag to another's may-alias bitmap when adding to the other's list. - -2005-02-21 DJ Delorie <dj@redhat.com> - - * tree-ssa-loop-ivopts.c (computation_cost): Start register - numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard - registers in unsupported ways. - * expmed.c (init_expmed): Likewise. - -2005-02-21 Stan Cox <scox@redhat.com> - - * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31. - -2005-02-21 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (fold_cond_expr_cond): New. - (make_edges): Call fold_cond_expr_cond. - (find_taken_edge): Accept nothing but INTEGER_CST. - (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0 - and 1. - (find_taken_edge_switch_expr): Remove a check for INTEGER_CST. - - * flow.c (delete_dead_jumptables): Speed up by scanning insns - that do not belong to any basic block. - -2005-02-21 Jeff Law <law@redhat.com> - - * cfganal.c (find_unreachable_blocks): Manually CSE load of - e->dest. - -2005-02-21 Kazu Hirata <kazu@cs.umass.edu> - - * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove. - (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST): - Adjust their definitions. - (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS. - (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS. - - * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c, - genautomata.c, langhooks.c, langhooks.h, system.h, - config/arm/lib1funcs.asm: Update copyright. - -2005-02-21 Ulrich Weigand <uweigand@de.ibm.com> - - * dbxout.c (dbxout_function_end): Emit Lscope label always. - -2005-02-21 Richard Guenther <rguenth@gcc.gnu.org> - - PR bootstrap/13770 - * doc/install.texi: Document --with-gc. - -2005-02-21 Paolo Bonzini <bonzini@gnu.org> - - * simplify-rtx.c (simplify_unary_operation): Add a missing - "break" statement. - -2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR tree-optimization/18663 - * tree-ssa-dom.c (extract_range_from_cond): Return 0 - if the type has variable bounds. - -2005-02-20 Kazu Hirata <kazu@cs.umass.edu> - - * gcse.c: Remove an obsolete comment. - - * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc. - -2005-02-20 Hans-Peter Nilsson <hp@axis.com> - - * doc/extend.texi (Function Attributes) <Attribute const>: The - attribute "pure" is below this text, not above. - -2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - * pa.c (pa_assemble_integer, get_plabel): Small cleanups. - (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf. - * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup. - -2005-02-20 Zack Weinberg <zack@codesourcery.com> - - PR 18785 - * langhooks.h (struct lang_hooks): Add to_target_charset. - * langhooks.c (lhd_to_target_charset): New function. - * langhooks-def.h: Declare lhd_to_target_charset. - (LANG_HOOKS_TO_TARGET_CHARSET): New macro. - (LANG_HOOKS_INITIALIZER): Update. - * c-common.c (c_common_to_target_charset): New function. - * c-common.h: Declare it. - * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to - c_common_to_target_charset. - - * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0) - (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT): - Delete definitions. - * system.h: Poison them. - * doc/tm.texi: Don't discuss them. - * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset. - * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char. - (pp_c_char): Do not attempt to generate letter escapes for - newline, tab, etc. - * config/arm/arm.c (output_ascii_pseudo_op): Likewise. - * config/mips/mips.c (mips_output_ascii): Likewise. - -2005-02-20 Dorit Naishlos <dorit@il.ibm.com> - - PR tree-optimization/19951 - * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge - is abnormal. - -2005-02-19 Steven Bosscher <stevenb@suse.de> - - PR middle-end/19698 - * function.h (struct function): New field `max_loop_depth'. - * cfgloop.c (establish_preds): Update maximum loop depth seen so far. - (flow_loops_find): Reset the max loop depth count before finding loops. - * flow.c (MAX_LIVENESS_ROUNDS): New constant. - (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround. - (calculate_global_regs_live): Make sure the loop will terminate - when the initial sets are not empty. - -2005-02-19 Zack Weinberg <zack@codesourcery.com> - - * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy - object inside. - * config/ia64/hpux.h: Don't define LIBGCC_SPEC. - -2005-02-19 Richard Sandiford <rsandifo@redhat.com> - - PR other/19525 - * doc/invoke.texi: Remove documentation of %M spec. - * gcc.c: Likewise. - (init_spec): Remove %M suffix from -lgcc_s. - (do_spec_1): Remove 'M' case. - * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK - to put shared libraries in the multilib directory. Remove the - shlib_so_soname substitution variable. Don't add a multilib encoding - to shlib_base_name. Set shlib_slibdir_qual to the full pathname - reported by -print-multi-os-directory. Pass @multilib_dir@ to - SHLIB_INSTALL as well as SHLIB_LINK. - * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@. - (SHLIB_NAME): Delete. - (SHLIB_DIR): New macro. - (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR). - (SHLIB_INSTALL): Adjust accordingly. - * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver. - * config/t-slibgcc-sld: Likewise. - * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete. - (SHLIBUNWIND_SONAME): Use @shlib_base_name@. - (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK) - in $(SHLIB_DIR). - (SHLIBUNWIND_INSTALL): Adjust accordingly. - * config/i386/t-nwld (SHLIB_SONAME): Delete. - (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME. - Use @shlib_base_name@ instead of @shlib_so_name@. - * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0 - and @shlib_base_name@.so in @multilib_dir@. - (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@ - to the install path. - * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver. - (SHLIB_LINK): Remove previous workaround. - * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros. - (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR). - (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to - the install path. - * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in - @multilib_dir@. Use @multilib_dir@ to check for threading libraries. - (SHLIB_INSTALL): Adjust accordingly. - (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries. - * config/rs6000/t-aix52: As for config/rs6000/t-aix43. - * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for - config/t-slibgcc-elf-ver. - -2005-02-19 Zdenek Dvorak <dvorakz@suse.cz> - Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/19828 - * tree-ssa-loop-im.c: Add a TODO comment. - (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls - without side-effects. - -2005-02-18 James A. Morrison <phython@gcc.gnu.org> - - * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't - call fold_convert. - -2005-02-18 James E. Wilson <wilson@specifixinc.com> - - * doc/invoke.texi (IA-64 Options): Delete -mb-step. - * config/ia64/ia64.c (last_group, group_idx): Delete variables. - (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete - functions. - (ia64_reorg): Delete fixup_errata call. - * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete. - (TARGET_SWITCHES): Delete -mb-step entry. - -2005-02-19 Jakub Jelinek <jakub@redhat.com> - - PR c/20043 - * c-typeck.c (composite_type): Handle quals in transparent unions. - (type_lists_compatible_p): Likewise. - -2005-02-18 Stan Shebs <shebs@apple.com> - - * config/darwin.c (machopic_select_rtx_section): Don't put relocatable - expressions in the .literal8 section. - -2005-02-18 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker. - -2005-02-18 Roger Sayle <roger@eyesopen.com> - - * fold-const.c (constant_boolean_node): Always create values of the - specified type, don't bother calling truthvalue_conversion. - -2005-02-18 Joseph S. Myers <joseph@codesourcery.com> - - * except.c (output_function_exception_table): Call - assemble_external_libcall (eh_personality_libfunc). - -2005-02-18 Joseph S. Myers <joseph@codesourcery.com> - - PR target/19886 - * config/ia64/ia64.h (struct machine_function): Add state_num. - * config/ia64/ia64.c (process_epilogue, - process_for_unwind_directive): Use new unwind state numbers each - time rather than state 1. - -2005-02-18 Ulrich Weigand <uweigand@de.ibm.com> - - PR target/20054 - * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to - before the "*llgt_didi" pattern. - -2005-02-18 Jason Merrill <jason@redhat.com> - - * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again. - -2005-02-18 Richard Earnshaw <rearnsha@arm.com> - - * arm/lib1funcs.asm (FUNC_ALIAS): New macro. - (div0): Use it in place of ARM_FUNC_ALIAS. - (lshrdi3, ashrdi3, ashlrdi3): Likewise. - -2005-02-18 Andrew Pinski <pinskia@physics.uc.edu> - - PR middle-end/20030 - * fold-const.c (fold_indirect_ref_1): Use the correct index for zero - access, the lower bound of the array type if it exists. - -2005-02-18 Alexandre Oliva <aoliva@redhat.com> - - PR c++/20008 - * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove - cases that are out-of-range for the index type. - -2005-02-18 James A. Morrison <phython@gcc.gnu.org> - - * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert. - (estimate_case_costs): Don't call convert. - * expmed.c (expand_shift): Likewise. - (make_tree): Call fold_convert instead of convert. - -2005-02-18 Jakub Jelinek <jakub@redhat.com> - - PR c++/19813 - * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion - that ref to be marked MEM_READONLY_P doesn't have base that needs - constructing. - -2005-02-18 Joseph S. Myers <joseph@codesourcery.com> - - * genautomata.c (output_get_cpu_unit_code_func, - output_cpu_unit_reservation_p): Don't generate old-style function - definitions. - -2005-02-18 Jakub Jelinek <jakub@redhat.com> - - PR c++/20023 - PR tree-optimization/20009 - * convert.c (convert_to_integer): Revert 2005-02-16 change. - - PR tree-optimization/18947 - * cgraphunit.c (cgraph_finalize_function): When redefining an extern - inline, remove all nodes that are inlined into the extern inline - being redefined. - -2005-02-17 Kazu Hirata <kazu@cs.umass.edu> - - * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c, - loop-invariant.c, stmt.c, tree-ssa-forwprop.c, - tree-ssa-live.c, tree-ssanames.c, tree-vn.c, - config/host-linux.c, config/arm/fpa.md, config/avr/avr.h: - Update copyright. - -2005-02-17 Roger Sayle <roger@eyesopen.com> - - PR tree-optimization/19917 - * tree-eh.c (tree_could_trap_p): Consider calls to weak functions - to be potentially trapping. - -2005-02-17 Kazu Hirata <kazu@cs.umass.edu> - - * libgcc2.c, tree-vect-analyze.c: Fix comment typos. - -2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com> - - * builtins.c (expand_builtin_return_addr): Remove tem parameter. - tem becomes a local variable which is set to the value of the - back end defined INITIAL_FRAME_ADDRESS macro. - (expand_builtin_frame_address): Omit the base parameter to - expand_builtin_return_addr. - (expand_builtin_profile_func): Likewise. - * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro. - (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame. - * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added. - -2005-02-17 Jakub Jelinek <jakub@redhat.com> - - * config/s390/s390.c (s390_alloc_pool, s390_free_pool, - s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE. - * config/frv/frv.c (frv_function_epilogue): Likewise. - -2005-02-17 Daniel Berlin <dberlin@dberlin.org> - - * lambda-code (perfect_nestify): Remove mark/unmark - for rewriting hack. - * tree-loop-linear.c (linear_transform_loops): Add - rewrite_into_ssa call so that ssa is correct for - rewriting into loop closed. - -2005-02-17 Nathan Sidwell <nathan@codesourcery.com> - - * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove. - * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and - BITMAP_FREE. - * bt-load.c (btr_def_live_range, combine_btr_defs, - migrate_btr_def, migrate_btr_defs): Likewise. - * cfgcleanup.c (thread_jump): Likewise. - * cfgloop.c (get_loop_body_in_bfs_order): Likewise. - * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free, - df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute, - df_rd_local_compute, df_reg_info_compute): Likewise. - * dominance.c (init_dom_info, free_dom_info): Likewise. - * flow.c (init_propagate_block_info, - free_propagate_block_info): Likewise. - * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise. - * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav, - modify_reg_pav): Likewise. - * loop-invariant.c (find_defs, find_invariant_insn, - find_invariants, free_inv_motion_data): Likewise. - * predict.c (tree_predict_by_opcode, - estimate_bb_frequencies): Likewise. - * stmt.c (expand_case): Likewise. - * tree-cfg.c (tree_duplicate_sese_region): Likewise. - * tree-dfa.c (mark_new_vars_to_rename): Likewise. - * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise. - * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free, - get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa, - rewrite_ssa_into_ssa): Likewise. - * tree-optimize.c (tree_rest_of_compilation): Likewise. - * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table, - analyze_edges_for_bb, perform_edge_inserts): Likewise. - * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise. - * tree-sra.c (tree_sra): Likewise. - * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise. - * tree-ssa-ccp.c (ccp_fold_builtin): Likewise. - * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise. - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. - * tree-ssa-dse.c (tree_ssa_dse): Likewise. - * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var): - Likewise. - * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info, - calculate_live_on_entry, calculate_live_on_exit, - build_tree_conflict_graph): Likewise. - * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use, - record_important_candidates, set_use_iv_cost, find_depends, - determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data, - tree_ssa_iv_optimize_finalize): Likewise. - * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit, - find_uses_to_rename_use, rewrite_into_loop_closed_ssa, - tree_duplicate_loop_to_header_edge): Likewise. - * tree-ssa-pre.c (init_pre, fini_pre): Likewise. - * tree-ssa.c (verify_flow_insensitive_alias_info, - verify_name_tags, verify_ssa, init_tree_ssa, - delete_tree_ssa): Likewise. - * tree-ssanames.c (marked_ssa_names, init_ssanames, - fini_ssanames): Likewise. - * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise. - -2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/rs6000/t-rtems: Completely reworked. - -2005-02-17 Ira Rosen <irar@il.ibm.com> - - * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert. - -2005-02-17 Ira Rosen <irar@il.ibm.com> - - * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use - POINTER_TYPE_P when checking that type is a pointer. - (vect_get_memtag): Remove. - (vect_address_analysis): Use POINTER_TYPE_P. Call - vect_object_analysis with dummy parameter for memtag. - (vect_object_analysis): Extract memtag (functionality that - used to be in vect_get_memtag and moved here). Fix printings. - (vect_analyze_data_refs): Fix comment. Call vect_object_analysis - with correct parameters. Remove call to vect_get_memtag. - -2005-02-17 Dorit Naishlos <dorit@il.ibm.com> - - * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New. - (tree-vectorizer.o): Added missing dependencies. - - * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern - decleration. - (slpeel_tree_peel_loop_to_edge): Function externalized (had a static - declaration in tree-vectorizer.c, now has an extern declaration in - tree-vectorizer.h). - (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p, - slpeel_verify_cfg_after_peeling, vect_strip_conversion, - get_vectype_for_scalar_type, vect_is_simple_use, - vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p, - vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info, - new_stmt_vec_info, vect_analyze_loop, vectorizable_load, - vectorizable_store, vectorizable_operation, vectorizable_assignment, - vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level, - find_loop_location): Likewise. - - * tree-vectorizer.c (langhooks.h): #include removed. - (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration - moved to tree-vectorized.h. - (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p, - slpeel_verify_cfg_after_peeling, vect_strip_conversion, - get_vectype_for_scalar_type, vect_is_simple_use, - vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p, - vect_supportable_dr_alignment, new_loop_vec_info, - destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info, - vect_set_verbosity_level, find_loop_location): Likewise. - - (vect_analyze_loop): Function externalized. Declaration moved to - tree-vectorized.h. Function definition moved to tree-vect-analyze.c. - (vect_analyze_loop_form): Moved to tree-vect-analyze.c. - (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles, - vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences, - vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment, - vect_enhance_data_refs_alignment, vect_analyze_operations, - exist_non_indexing_operands_for_use_p, vect_mark_relevant, - vect_stmt_relevant_p, vect_get_loop_niters, - vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment, - vect_analyze_data_ref_access, vect_analyze_pointer_ref_access, - vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr, - vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis, - vect_get_memtag): Likewise. - - (vectorizable_load): Function externalized. Declaration moved to - tree-vectorized.h. Function definition moved to tree-vect-transform.c. - (vectorizable_store, vectorizable_operation, vectorizable_assignment, - vect_transform_loop): Likewise. - (vect_transform_stmt): Moved to tree-vect-transform.c. - (vect_align_data_ref, vect_create_destination_var, - vect_create_data_ref_ptr, vect_create_index_for_vector_ref, - vect_create_addr_base_for_vector_ref, vect_get_new_vect_var, - vect_get_vec_def_for_operand, vect_init_vector, - vect_finish_stmt_generation, vect_generate_tmps_on_preheader, - vect_build_loop_niters, vect_update_ivs_after_vectorizer, - vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr, - vect_update_inits_of_drs, vect_do_peeling_for_alignment, - vect_do_peeling_for_loop_bound): Likewise. - - * tree-vect-analyze.c: New file. - * tree-vect-transform.c: New file. - -2005-02-17 Jason Merrill <jason@redhat.com> - - PR mudflap/19319, c++/19317 - * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return - slot explicit. - -2005-02-17 Gerald Pfeifer <gerald@pfeifer.com> - - * doc/install.texi (Specific): Update link for Darwin-specific - tool binary site. - -2005-02-16 James A. Morrison <phython@gcc.gnu.org> - - * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call - constant_boolean_node. - -2005-02-16 David Edelsohn <edelsohn@gnu.org> - - PR target/19019 - * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver. - * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same. - -2005-02-16 Richard Henderson <rth@redhat.com> - - PR 19920 - * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses - with W_TYPE_SIZE. - (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions; - replace uses with Wtype_MAXp1_F. - (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi, - L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi, - L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3, - L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE, - and HAVE_TFMODE as appropriate. - (__fixunssfDI): Provide an implementation that doesn't need DFmode. - (__floatdisf): Likewise. - * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New. - (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New. - (Wtype_MAXp1_F): New. - (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI, - __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE. - -2005-02-16 Richard Earnshaw <rearnsha@arm.com> - - * PR target/19162 - * arm.c (arm_apply_result_size): New function. - * arm.h (APPLY_RESULT_SIZE): Define. - * arm-protos.h (arm_apply_result_size): Add prototype. - * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants. - (movxf): New expand. - (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb. - (call_value_symbol): Remove predicate for operand 0. - (call_value_insn, sibcall_value, sibcall_value_insn): Likewise. - (untyped_call): Rework to correclty return values for any type. - (untyped_return): New expand. - * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate. - -2005-02-16 Stan Shebs <shebs@apple.com> - - * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later. - * config/rs6000/t-darwin8: New, for 64-bit multilib. - -2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr> - - * doc/install.texi (sparc-sun-solaris2*): Document required GMP - configure settings on Solaris 7 and later. - -2005-02-16 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/19865 - * tree-optimize.c (init_tree_optimization_passes): Run - pass_may_alias after pass_sra. - -2005-02-16 Richard Henderson <rth@redhat.com> - Stuart Hastings <stuart@apple.com> - - PR debug/19521 - * dbxout.c (dbxout_function_end): Take decl parameter; update callers. - Do nothing if debug info suppressed for this function. - (dbxout_begin_function): Early exit if debug info suppressed for - this function. - -2005-02-16 Kazu Hirata <kazu@cs.umass.edu> - - PR target/20007 - * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to - find_basic_blocks. - * config/sh/sh.c (sh_output_mi_thunk): Likewise. - - PR tree-optimization/19967 - * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk, - expand_builtin_strchr, expand_builtin_strrchr): Take a new - argument TYPE. Adjust calls to fold_builtin_XXX. - (expand_builtin, fold_builtin_1): Adjust calls to - expand_builtin_XXX. - (fold_builtin_strchr, fold_builtin_strpbrk, - fold_builtin_strstr, fold_builtin_strrchr): Convert the folded - result to a requested type TYPE. - -2005-02-16 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/19857 - * fold-const.c (fold): Don't optimize (T)(x & cst) to - (T)x & (T)cst if (T)cst overflows. - * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass - TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument. - -2005-02-15 Jeff Law <law@redhat.com> - - * gcse.c (blocks_with_calls): New bitmap. - (alloc_gcse_mem): Allocate it. - (free_gcse_mem): Free it. - (clear_modifY_mem_tables): Clear it. - (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS - when we encounter CALL_INSNs. - (compute_transp, case MEM): Handle blocks with calls separate - from blocks without calls. Use bitmap iterators rather than - FOR_EACH_BB. - -2005-02-15 Peter O'Gorman <peter@pogma.com> - - PR bootstrap/18810 - * mklibgcc.in (vis_hide): Use a temporary object file, not - -o /dev/null. - -2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net> - - PR target/19924 - * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg - access optimization. - -2005-02-15 David Edelsohn <edelsohn@gnu.org> - Alan Modra <amodra@bigpond.net.au> - - PR target/19019 - * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd. - (_xlqsub): Rename to __gcc_qsub. - (_xlqmul): Rename to __gcc_qmul. - (_xlqdiv): Rename to __gcc_qdiv. - Provide versioned symbol aliases with old names. - * config/rs6000/libgcc-ppc64.ver: Rename symbols. - * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols. - * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New. - * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New. - * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New. - -2005-02-15 James A. Morrison <phython@gcc.gnu.org> - - * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1. - Fold ~(A - 1) and ~(A + -1) to -A. - -2005-02-15 James A. Morrison <phython@gcc.gnu.org> - - PR pch/14940 - PR target/19300 - * config/host-linux.c (linux_gt_pch_use_address): Copy from - config/pa/pa-host.c:pa_gt_pch_use_address. - -2005-02-15 Daniel Berlin <dberlin@dberlin.org> - - * tree-vn.c (get_value_handle): Make sure that given an - is_gimple_min_invariant expression, we always return it. - -2005-02-15 Kazu Hirata <kazu@cs.umass.edu> - - * passes.c (rest_of_handle_gcse): Fix a comment. - -2005-02-15 Jeff Law <law@redhat.com> - - * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary - bitmap. - (alloc_gcse_mem, free_gcse_mem): Corresponding changes. - (canon_list_insert, record_last_mem_set_info): Similarly. - (clear_modify_mem_tables): Similarly. - -2005-02-15 Kazu Hirata <kazu@cs.umass.edu> - - * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c, - tree-dump.h, tree-ssa-loop-manip.c, value-prof.c, - config/mips/mips.md, config/rs6000/aix.h, - config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright. - -2005-02-15 Richard Henderson <rth@redhat.com> - - * bb-reorder.c (find_traces_1_round): Force fallthru edge from a - call to be best_edge. - -2005-02-14 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h: Adjust the prototype for find_basic_blocks. - * cfgbuild.c (find_basic_blocks): Remove unused arguments. - * passes.c (rest_of_handle_loop_optimize): Adjust the call to - find_basic_blocks. - - * flow.c (recompute_reg_usage): Remove all arguments. - * passes.c (rest_of_compilation): Adjust the call to - recompute_reg_usage. - * rtl.h: Adjust the prototype for recompute_reg_usage. - -2005-02-14 Daniel Berlin <dberlin@dberlin.org> - - * tree-dump.c (dump_files): Update to reflect new member - of dump_file_info. - (dump_register): Add new argument. - Set glob name. - (dump_switch_p_1): Check against glob name if doglob was passed. - (dump_switch_p): Check against regular first, then glob if - we didn't have any hits on the dump name. - * tree-optimize.c (register_one_dump_file): - Pass in glob name as well. - * tree-pass.h (struct dump_file_info): Add glob - member. - -2005-02-14 Joseph S. Myers <joseph@codesourcery.com> - - PR preprocessor/16323 - * doc/invoke.texi: Document that -Wendif-labels is on by default. - -2005-02-14 David Edelsohn <edelsohn@gnu.org> - - PR target/19019 - * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand. - (trunctfdf2_internal1): New. - (trunctfdf2_internal2): Renamed from trunctfdf2. - -2005-02-14 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/19853 - * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL. - -2005-02-14 Kazu Hirata <kazu@cs.umass.edu> - - * passes.c (rest_of_handle_loop_optimize): Remove calls to - delete_dead_jumptables and cleanup_cfg. - -2005-02-14 Ulrich Weigand <uweigand@de.ibm.com> - - * reload.c (find_reloads): Swap address_reloaded flags when - swapping commutative operands. - -2005-02-14 Sebastian Pop <pop@cri.ensmp.fr> - - * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify): - Use standard_iv_increment_position for computing the bsi position - for create_iv. - * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute - the bsi position. - -2005-02-13 Zdenek Dvorak <dvorakz@suse.cz> - - PR target/17428 - * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending - life range of hard registers. - * value-prof.c (insn_prefetch_values_to_profile): Only - scan normal insns. - - * value-prof.c (rtl_find_values_to_profile): Do not look for values to - profile in libcalls. - -2005-02-13 Nathan Sidwell <nathan@codesourcery.com> - - * bitmap.h (bitmap_and_compl_into): Return bool. - * bitmap.c (bitmap_and_compl_into): Return changed flag. - -2005-02-13 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/19944 - * fold-const.c (fold): Re-add ABS_EXPR folding. - -2005-02-13 David Edelsohn <edelsohn@gnu.org> - - PR target/19019 - * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to - {TARGET,MASK}_XL_COMPAT. - (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use - MASK_XL_COMPAT. - * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove. - * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to - TARGET_XL_COMPAT. - (rs6000_arg_partial_bytes): Same. - (rs6000_generate_compare): Generate PARALLEL for compare if TFmode - and XL compatibility enabled. - * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT. - * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT - test to final condition. - (cmptf_internal2): New. - * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to - xl-compat. Add TFmode information to description. - -2005-02-13 Kazu Hirata <kazu@cs.umass.edu> - - * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright. - -2005-02-13 Jason Merrill <jason@redhat.com> - - PR c++/16405 - * fold-const.c (fold_indirect_ref_1): Split out from... - (build_fold_indirect_ref): Here. - (fold_indirect_ref): New fn. - * tree.h: Declare it. - * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref. - (gimplify_modify_expr_rhs): Likewise. - (gimplify_expr): Likewise. - -2005-02-13 James A. Morrison <phython@gcc.gnu.org> - - PR tree-optimization/14303 - PR tree-optimization/15784 - * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible. - Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and - ABS_EXPR<x> != 0 to x != 0. - -2005-02-12 Kazu Hirata <kazu@cs.umass.edu> - - * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c, - simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow - spelling conventions. - - * passes.c (rest_of_handle_gcse): Don't run cse_main and - delete_trivially_dead_insns too many times. - - * passes.c (rest_of_handle_gcse): Remove dead assignments to - tem and tem2. - -2005-02-12 Ira Rosen <irar@il.ibm.com> - - * tree-vectorizer.c (vect_get_base_and_offset): Remove. - (vect_is_simple_iv_evolution): Remove redundant parameter - and step check. - (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution - without last parameter. - (vect_analyze_pointer_ref_access): Get access_fn as parameter. - Return pointer step. Call vect_is_simple_iv_evolution without - last parameter. Check only that the step is multiple of size - type. Remove stmt_vinfo updates. - (vect_get_memtag_and_dr): Remove. - (vect_get_memtag): New function. - (vect_address_analysis): New function. - (vect_object_analysis): New function. - (vect_analyze_data_refs): Call vect_object_analysis and - vect_get_memtag. Update stmt_vinfo fields. - -2005-02-12 Ira Rosen <irar@il.ibm.com> - - * tree-data-ref.c (array_base_name_differ_p): Check that the bases - exist and are objects. Remove checks for pointer. - * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use - STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME. - (vect_create_data_ref_ptr): Likewise. - (vect_base_addr_differ_p): New function. - (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p. - (vect_analyze_pointer_ref_access): Add output parameter - ptr_init. - Don't set the DR_BASE_NAME field of data-ref. - (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME. - -2005-02-12 Uros Bizjak <uros@kss-loka.si> - - * optabs.h (enum optab_index): Add new OTI_ldexp. - (ldexp_optab): Define corresponding macro. - * optabs.c (init_optabs): Initialize ldexp_optab. - * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3 - patterns. - * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L} - using ldexp_optab. - (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using - expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set. - - * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders - to implement ldexpf, ldexp and ldexpl built-ins as inline x87 - intrinsics. - -2005-02-12 Ira Rosen <irar@il.ibm.com> - - * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base - to base_address. - * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of - stmt_vec_info. - (vect_get_base_and_offset): Always return an address. - (vect_create_addr_base_for_vector_ref): Remove treatment for - different data reference types. - (vect_compute_data_ref_alignment): Rename base to base_address in - stmt_vec_info. Get the object in order to force its alignment. - (vect_get_memtag_and_dr): Rename base to base_address in - stmt_vec_info. Extract the object for memtag analysis. - -2005-02-12 Hans-Peter Nilsson <hp@axis.com> - - PR regression/19898. - * config/cris/cris.c (cris_notice_update_cc): When testing if insn - changes cc_status, use apply modified_in_p to part of cc_status - and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn - body. - -2005-02-11 Richard Henderson <rth@redhat.com> - - * tree-complex.c (expand_complex_libcall): New. - (expand_complex_multiplication): Use it for c99 compliance. - (expand_complex_division): Likewise. - * fold-const.c (fold_complex_add, fold_complex_mult): New. - (fold): Call them. - * builtins.c (built_in_names): Remove const. - * tree.c (build_common_builtin_nodes): Build complex arithmetic - builtins. - * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New. - (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New. - (built_in_names): Remove const. - * c-common.c (c_common_type_for_mode): Handle complex modes. - * flags.h, toplev.c (flag_complex_method): Rename from - flag_complex_divide_method. - * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3, - __mulsc3, __muldc3, __mulxc3, __multc3): New. - * libgcc2.h: Declare them. - * libgcc-std.ver: Export them. - * mklibgcc.in (lib2funcs): Build them. - -2005-02-11 Steven Bosscher <stevenb@suse.de> - - PR tree-optimization/19876 - Partially revert my change from 2005-01-14 - * tree-ssa-pre.c (compute_antic_aux): Make recursive once again... - (compute_antic): ...and remove the loop here. - -2005-02-11 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/19858 - * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize - is number of inner's bits, avoid creating a BIT_FIELD_REF. - - * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of - crtend.o if -pie. Use %{x:a;:b} spec syntax. - -2005-02-11 Daniel Jacobowitz <dan@codesourcery.com> - - * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust - offsets for the big-endian 32-bit case. - -2005-02-11 Joseph S. Myers <joseph@codesourcery.com> - - * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define. - -2005-02-11 Dale Johannesen <dalej@apple.com> - - * cselib.c (cselib_process_insn): Clear out regs where - HARD_REGNO_CALL_PART_CLOBBERED is true at a call. - * reload.c (find_equiv_reg): Ditto. - -2005-02-11 Ian Lance Taylor <ian@airs.com> - - * read-rtl.c (read_rtx_1): Give fatal error if we see a vector - with no elements. - - * tree.c (build_function_type_list): Work correctly if there are - no arguments. - -2005-02-11 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", - "*cmpsi_ccs"): Use %h instead of %c to print immediate operand. - ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on - TARGET_ZARCH instead of TARGET_64BIT. - -2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/rs6000/t-rtems: - (MULTILIB_OPTIONS): Remove mcpu=602. - (MUTLILIB_DIRNAMES): Remove m602. - (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}. - Let mcpu=602 match mcpu=603. - (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603. - -2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned - signal trampolines. - -2005-02-10 David Daney <ddaney@avtrex.com> - - * config/alpha/linux-unwind.h: Add exception clause to copyright. - * config/i386/linux-unwind.h: Likewise. - * config/ia64/linux-unwind.h: Likewise. - * config/mips/linux-unwind.h: Likewise. - * config/pa/linux-unwind.h: Likewise. - * config/rs6000/linux-unwind.h: Likewise. - * config/s390/linux-unwind.h: Likewise. - * config/sh/linux-unwind.h: Likewise. - * config/sparc/linux-unwind.h: Likewise. - -2005-02-10 Steven Bosscher <stevenb@suse.de> - - PR tree-optimization/17549 - * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow - TER to replace a DEF with its expression if the DEF and the - rhs of the expression we replace into have the same root - variable. - -2005-02-10 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/mips.md: Fix the placement of the match_scratch in the - lea64 peephole2. - -2005-02-10 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h: - Fix comment typos. - -2005-02-10 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts. - (strip_offset): Handle addresses. - (add_address_candidates): Use strip_offset. - (difference_cost): Reflect strip_offset change. - (force_var_cost, difference_cost): Strip nops. - -2005-02-10 Kazu Hirata <kazu@cs.umass.edu> - - * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove. - - * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h, - tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c, - config/cris/cris-protos.h, config/cris/cris.c: Update - copyright. - -2005-02-10 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc. - (lookup_avail_expr): Similarly. - -2005-02-10 Richard Guenther <rguenth@gcc.gnu.org> - - * builtins.c (fold_builtin_powi): New function. - (fold_builtin_1): Call it. - -2005-02-10 Steven Bosscher <stevenb@suse.de> - - PR documentation/19309 - * doc/cpp.texi: The __GNUC__ and related predefined macros - are also defined for the "standalone" cpp. - Some non-GCC compilers may also define __GNUC__. - -2005-02-10 Jakub Jelinek <jakub@redhat.com> - - PR c/19342 - * c-typeck.c (common_type): New routine. Old common_type renamed - to... - (c_common_type): ...this. - (build_conditional_expr, build_binary_op): Use c_common_type instead - of common_type. - -2005-02-10 Steven Bosscher <stevenb@suse.de> - - * doc/md.texi: Replace @samp{length} with @code{length}. - -2005-02-09 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/18687 - * tree-flow.h (find_loop_niter): Declare. - * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): - Try using scev even for loops with more than one exit. - * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field. - (struct ivopts_data): Added niters field. - (struct nfe_cache_elt): New. - (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New - functions. - (tree_ssa_iv_optimize_init): Initialize niters cache. - (determine_number_of_iterations): Removed. - (find_induction_variables): Do not call determine_number_of_iterations. - Access niters for single exit through niter_for_single_dom_exit. - (add_iv_outer_candidates): Access niters for single exit through - niter_for_single_dom_exit. - (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use - number_of_iterations_cond. - (iv_period): New function. - (determine_use_iv_cost_condition): Pass data to may_eliminate_iv. - (may_replace_final_value): Take data argument. Use - niter_for_single_dom_exit. - (determine_use_iv_cost_outer): Pass data to may_replace_final_value. - (rewrite_use_compare): Pass data to may_eliminate_iv. - (rewrite_use_outer): Pass data to may_replace_final_value. - (free_loop_data): Clean up the niters cache. - (tree_ssa_iv_optimize_finalize): Free the niters cache. - (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts. - * tree-ssa-loop-niter.c (find_loop_niter): New function. - (find_loop_niter_by_eval): Use tree_int_cst_lt. - (num_ending_zeros): Moved to tree.c. - * tree.h (num_ending_zeros): Declare. - * tree.c (num_ending_zeros): Moved from tree.c. - -2005-02-09 Richard Henderson <rth@redhat.com> - - * builtins.c (DEF_BUILTIN): Add COND argument. - * tree.h (DEF_BUILTIN): Likewise. - * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN, - DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to - match. - (DEF_BUILTIN_STUB): New. - (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE, - BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO, - BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it. - * c-common.c (DEF_BUILTIN): Add COND argument. - * tree.c (local_define_builtin): New. - (build_common_builtin_nodes): New. - -2005-02-09 Roger Sayle <roger@eyesopen.com> - - * fold-const.c (fold_strip_sign_ops): New function to simplify a - floating point expression ignoring the sign of the result. - (fold) <ABS_EXPR>: Use it to simplify fabs(x). - (fold) <MULT_EXPR>: Use it to simplify x*x. - * tree.h (fold_strip_sign_ops): Prototype here. - * builtins.c (fold_builtin_copysign): Take an additional FNDECL - argument. Use fold_strip_sign_ops to simplify the first argument. - (fold_builtin_pow): Use fold_strip_sign_ops to simplify the - first argument when the second argument is an even integer - constant, but only with -funsafe_math_optimizations. - (fold_builtin_1): Update call to fold_builtin_copysign. - -2005-02-09 Ian Lance Taylor <ian@airs.com> - - PR middle-end/19583 - * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case, - just check whether EH_FILTER_FAILURE falls through. - -2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com> - - * gcc/haifa-sched.c (schedule_block): Make queued sched group - insns return to ready list in the next turn. - -2005-02-09 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/19402 - * builtins.def: New __builtin_powi[lf]. - * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI. - (expand_builtin_powi): New function. - (expand_builtin): Dispatch to expand_builtin_powi. - * libgcc2.h: Add prototypes for __builtin_powi[lf]. - * libgcc2.c: Add __builtin_powi[lf] implementation. - * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs. - * optabs.h: Add powi_optab. - * optabs.c (init_optabs): Initialize powi_optab. - * doc/extend.texi: Document __builtin_powi[lf]. - -2005-02-09 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file - exists. - -2005-02-09 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/19854 - * fold-const.c (try_move_mult_to_index): Remove redundant - type argument. Create ADDR_EXPR with correct type. - (fold): Update callers of try_move_mult_to_index. Convert - result to the appropriate type. - -2005-02-09 Roger Sayle <roger@eyesopen.com> - - PR target/19597 - * config/avr/avr.c (default_rtx_costs): Delete. - (avr_operand_rtx_cost): New function. - (avr_rtx_costs): Completely rewrite. - -2005-02-08 Hans-Peter Nilsson <hp@axis.com> - - PR target/19806 - * config/cris/cris.c (in_code): New variable. - (cris_output_addr_const): Now a static function, a wrapper for - output_addr_const. - (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF - case from old cris_output_addr_const. - (cris_asm_output_label_ref): Similar for LABEL_REF. - (cris_output_addr_const_extra): Similar for UNSPEC. - * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA) - (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define. - * config/cris/cris-protos.h (cris_output_addr_const): Remove - declaration. - (cris_asm_output_symbol_ref, cris_output_addr_const_extra) - (cris_asm_output_label_ref): Declare. - -2005-02-08 Paolo Bonzini <bonzini@gnu.org> - - PR preprocessor/19801 - * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust - filenames that changed when libcpp was moved to the toplevel. - -2005-02-07 Roger Sayle <roger@eyesopen.com> - - * simplify-rtx.c (simplify_relational_operation_1): Avoid creating - zero extensions of BImode operands. Call lowpart_subreg instead - of gen_lowpart_common and gen_lowpart_SUBREG. - -2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org> - - PR ada/19489 - * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure. - * configure.ac: Set cc_for_cross_gnattools. - * configure: Regenerate. - -2005-02-08 Alan Modra <amodra@bigpond.net.au> - - PR target/19803 - * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%. - -2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR debug/19327 - * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance - of nested functions. - -2005-02-07 Jonathan Wakely <redi@gcc.gnu.org> - - * doc/extend.texi: Document deprecated extensions allowing - static floating-point members to have initializers and allowing - floating-point literals in integral constant expressions. - -2005-02-07 Kazu Hirata <kazu@cs.umass.edu> - - * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h, - config/darwin7.h, config/mips/mips.c, - config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm: - Update copyright. - - * cse.c: Update comments. - -2005-02-07 Richard Guenther <rguenth@gcc.gnu.org> - - PR middle-end/19775 - * builtins.c (fold_builtin_sqrt): Transform - sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not - pow(x,y*0.5). - -2005-02-07 Leehod Baruch <leehod@il.ibm.com> - Dorit Naishlos <dorit@il.ibm.com> - - * doc/invoke.texi (ftree-vectorizer-verbose): New. - * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch. - * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer - was added. - * tree.h (vect_set_verbosity_level): New extern function declaration - added. - * tree-vectorizer.h (verbosity_levels): New enum type. - * tree-vectorizer.c (vect_debug_stats): Function removed. - (vect_debug_details): Likewise. - (vect_verbosity_level): Global variable was defined and initialized. - (vect_dump): Global variable definition. - (vect_print_dump_info): New function. - (vect_set_dump_settings): New function. - (vect_set_verbosity_level): New function. - (vectorize_loops): Add call to vect_set_dump_settings. - - (slpeel_make_loop_iterate_ntimes): Dump condition was changed. - (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise. - (slpeel_tree_peel_loop_to_edge): Likewise. - - (vect_analyze_offset_expr): Call to vect_print_dump_info with - appropriate verbosity level instead of call to vect_debug_details - or vect_debug_stats. - (vect_get_base_and_offset): - (vect_create_addr_base_for_vector_ref): - (get_vectype_for_scalar_type): - (vect_create_data_ref_ptr): - (vect_init_vector): - (vect_get_vec_def_for_operand): - (vect_finish_stmt_generation): - (vectorizable_assignment): - (vectorizable_operation): - (vectorizable_store): - (vectorizable_load): - (vect_transform_stmt): - (vect_update_ivs_after_vectorizer): - (vect_do_peeling_for_loop_bound): - (vect_update_inits_of_drs): - (vect_do_peeling_for_alignment): - (vect_transform_loop): - (vect_is_simple_use): - (vect_analyze_operations): - (vect_is_simple_iv_evolution): - (vect_analyze_scalar_cycles): - (vect_analyze_data_ref_dependence): - (vect_analyze_data_ref_dependences): - (vect_compute_data_ref_alignment): - (vect_enhance_data_refs_alignment): - (vect_analyze_data_refs_alignment): - (vect_analyze_data_ref_access): - (vect_analyze_data_ref_accesses): - (vect_analyze_pointer_ref_access): - (vect_get_memtag_and_dr): - (vect_analyze_data_refs): - (vect_mark_relevant): - (vect_stmt_relevant_p): - (vect_mark_stmts_to_be_vectorized): - (vect_can_advance_ivs_p): - (vect_get_loop_niters): - (vect_analyze_loop_form): - (vect_analyze_loop): - (vectorize_loops): Likewise. - - (vect_do_peeling_for_loop_bound): Dump format slightly changed. - (vect_update_inits_of_drs): - (vect_do_peeling_for_alignment): - (vect_transform_loop): - (vect_analyze_operations): - (vect_analyze_scalar_cycles): - (vect_analyze_data_ref_dependences): - (vect_analyze_data_refs_alignment): - (vect_analyze_data_ref_accesses): - (vect_analyze_data_refs): - (vect_mark_stmts_to_be_vectorized): - (vect_get_loop_niters): - (vect_analyze_loop_form): - (vect_analyze_loop): Likewise. - (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr. - -2005-02-07 Richard Sandiford <rsandifo@redhat.com> - - PR bootstrap/19796 - Revert: - 2005-01-26 Richard Sandiford <rsandifo@redhat.com> - * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if - either -ffast-math or -funsafe-math-optimizations is in use. - - 2005-01-24 Richard Sandiford <rsandifo@redhat.com> - * config/mips/irix-csr.c: New file. - * config/mips/t-iris6 (irix-csr.o): New rule to build it. - (EXTRA_MULTILIB_PARTS): Add irix-csr.o. - * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64 - executables. - -2005-02-07 Alexandre Oliva <aoliva@redhat.com> - - * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove - redundant, incorrect definitions. - - * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like - expand. - ("*tls_indirect_call"): New, reference hard regs directly. - * config/frv/frv.c (gen_inlined_tls_plt): Adjust. - -2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): - Let !-mhard-float !-msoft-float imply -mfpu=softfpa. - -2005-02-06 Roger Sayle <roger@eyesopen.com> - - PR rtl-optimization/19800 - * simplify_rtx.c (simplify_relational_operation_1): Explicitly - call gen_lowpart_common and gen_lowpart_SUBREG instead of calling - gen_lowpart. - -2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200. - -2005-02-07 Joseph S. Myers <joseph@codesourcery.com> - - PR other/17135 - * doc/invoke.texi: Correct documentation of -freorder-functions. - -2005-02-06 Joseph S. Myers <joseph@codesourcery.com> - - PR other/14402 - * doc/invoke.texi: Don't mention gccbug. - -2005-02-06 Roger Sayle <roger@eyesopen.com> - Andrew Pinski <pinskia@physics.uc.edu> - Paolo Bonzini <paolo.bonzini@lu.unisi.ch> - - * simplify-rtx.c (simplify_relational_operation_1): Simplify - (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0)) - into just (zero_extract:SI FOO (const_int 1) BAR). - -2005-02-06 Joseph S. Myers <joseph@codesourcery.com> - - * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt - macro locally. Don't give last revision date. Use GCC version - number from gcc-common.texi. - * doc/cppinternals.texi: Include gcc-common.texi. Don't give last - revision date. Use GCC version number from gcc-common.texi. - Describe being a library as current state rather than as 3.x - history. - * doc/gcc.texi: Remove last update date. - * doc/gccint.texi: Likewise. Update copyright dates. - * doc/install.texi: Update copyright dates. - -2005-02-06 Joseph S. Myers <joseph@codesourcery.com> - - PR other/7549 - * doc/invoke.texi: Mention for each option included in -Wall that - it is included in -Wall. - * doc/gcc.texi: Update copyright and last modification date. - -2005-02-06 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add - unnecessary cast to original induction variable increments. - -2005-02-06 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/18219 - * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations - in distributed form. - -2005-02-06 Richard Sandiford <rsandifo@redhat.com> - - * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum. - Set bitpos and offset later in the function. Do nothing if the - target is a register and if the bitfield lies completely outside - that register. - (extract_bit_field): Make the same SUBREG, bitpos and offset changes - here. Return an uninitialised register if the source value is stored - in a register and the bitfield lies completely outside that register. - -2005-02-06 Steven Bosscher <stevenb@suse.de> - - * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE, - not SET_DEST. - -2005-02-06 Marcin Dalecki <martin@dalecki.de> - - * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute. - -2005-02-06 Geoffrey Keating <geoffk@apple.com> - - * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs. - * config/darwin8.h: New. - * config/darwin7.h: Update comment. - -2005-02-03 Leehod Baruch <leehod@il.ibm.com> - Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.h (LOC): New type. - (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros. - (loop_line_number): New field in struct _loop_vec_info. - (LOOP_VINFO_LOC, LOOP_LOC): New macros. - - * tree-vectorizer.c (input.h): Included. - (find_loop_location): New function. - (vect_debug_stats): Argument changed from loop to LOC. Computation of - loop line number removed. - (vect_debug_details): Likewise. - (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC. - - (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in - call to vect_debug_details/stats changed from loop to loop_loc. - (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise. - (slpeel_tree_peel_loop_to_edge): Likewise. - - (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats - changed from NULL to UNKNOWN_LOC. - (vect_get_base_and_offset): - (vect_create_addr_base_for_vector_ref): - (get_vectype_for_scalar_type): - (vect_create_data_ref_ptr): - (vect_init_vector): - (vect_get_vec_def_for_operand): - (vect_finish_stmt_generation): - (vectorizable_assignment): - (vectorizable_operation): - (vectorizable_store): - (vectorizable_load): - (vect_transform_stmt): - (vect_update_ivs_after_vectorizer): - (vect_do_peeling_for_loop_bound): - (vect_do_peeling_for_alignment): - (vect_transform_loop): - (vect_is_simple_use): - (vect_analyze_operations): - (vect_is_simple_iv_evolution): - (vect_analyze_scalar_cycles): - (vect_analyze_data_ref_dependences): - (vect_compute_data_ref_alignment): - (vect_enhance_data_refs_alignment): - (vect_analyze_data_ref_access): - (vect_analyze_data_ref_accesses): - (vect_analyze_pointer_ref_access): - (vect_get_memtag_and_dr): - (vect_analyze_data_refs): - (vect_mark_relevant): - (vect_stmt_relevant_p): - (vect_mark_stmts_to_be_vectorized): - (vect_can_advance_ivs_p): - (vect_get_loop_niters): - (vect_analyze_loop): - (vectorize_loops): Likewise. - - (vectorizable_load): Argument in call to vect_debug_details/stats - changed from loop to LOOP_LOC (loop_vinfo). - (vect_transform_loop): - (vect_analyze_operations): - (vect_analyze_scalar_cycles): - (vect_analyze_data_ref_dependence): - (vect_enhance_data_refs_alignment): - (vect_analyze_data_ref_accesses): - (vect_analyze_pointer_ref_access): - (vect_analyze_data_refs): - (vect_analyze_loop): Likewise. - - (vect_analyze_loop_form): Argument in call to vect_debug_details/stats - changed from loop to loop_loc. - - (vect_enhance_data_refs_alignment): Removed unused variable loop. - -2005-02-03 Leehod Baruch <leehod@il.ibm.com> - Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function - declaration added. - (vect_analyze_data_ref_dependences): Likewise. - - (vect_is_simple_use): Argument changed from loop structure to - loop_vect_info structure. - (vect_can_advance_ivs_p): Likewise. - (vect_create_index_for_vector_ref): Likewise. - (vect_update_ivs_after_vectorizer): Likewise. - (new_stmt_vec_info): Likewise. - - (new_loop_vec_info): Second argument in call to new_stmt_vec_info was - changed from loop to loop_vinfo. - (vect_create_data_ref_ptr): First argument in call to - vect_create_index_for_vector_ref was changed from loop to loop_vinfo. - (vectorizable_assignment): Second argument in call to vect_is_simple_use - was changed from loop to loop_vinfo. - (vectorizable_operation): Likewise. - (vectorizable_store): Likewise. - (vect_mark_stmts_to_be_vectorized): Likewise. - (vect_do_peeling_for_loop_bound): First argument in call to - vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo. - (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p - was changed from loop to loop_vinfo. - (vect_analyze_data_ref_dependences): Third argument in call to - vect_analyze_data_ref_dependence was changed from loop to loop_vinfo. - - (vect_create_index_for_vector_ref): Get the loop from loop_vinfo. - (vect_create_data_ref_ptr): Likewise. - (vect_init_vector): Likewise. - (vect_get_vec_def_for_operand): Likewise. - (vectorizable_assignment): Likewise. - (vectorizable_operation): Likewise. - (vectorizable_store): Likewise. - (vectorizable_load): Likewise. - (vect_update_ivs_after_vectorizer): Likewise. - (vect_is_simple_use): Likewise. - (vect_analyze_data_ref_dependence): Likewise. - (vect_analyze_pointer_ref_access): Likewise. - (vect_can_advance_ivs_p): Likewise. - - * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved - before _stmt_vec_info. - (_stmt_vec_info): Loop field replaced by loop_vec_info. - (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO. - (new_stmt_vec_info): Argument changed from loop structure to - loop_vect_info structure - - (vect_analyze_data_ref_dependences): Unnecessary line was removed. - (vect_analyze_offset_expr): Avoid 80 columns overflow. - (vect_create_addr_base_for_vector_ref): Likewise. - (vect_analyze_pointer_ref_access): Likewise. - -2005-02-03 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/19768 - * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal - phi flag if the phi is abnormal. - -2005-02-03 Andrew Pinski <pinskia@physics.uc.edu> - - PR tree-opt/19736 - * tree-ssa.c (replace_immediate_uses): Update the immediate_uses - information for the new statement. - -2005-02-03 Joseph S. Myers <joseph@codesourcery.com> - - PR driver/19117 - * gcc.c (main): Include the target in -v output. - -2005-02-03 Alexandre Oliva <aoliva@redhat.com> - - * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND): - Do not drop the extend if we'd have to add a paradoxical subreg - later. Include optabs.h and insn-codes.h. - * Makefile.in (combine.o): Depend on $(OPTABS_H). - -2005-02-02 Roger Sayle <roger@eyesopen.com> - - PR middle-end/19405 - * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro. - * fold-const.c (const_binop): Avoid constant folding floating - point operations in modes that use composite representations. - * simplify-rtx.c (simplify_binary_operation): Likewise. - -2005-02-02 Geoffrey Keating <geoffk@apple.com> - - * config/rs6000/altivec.md (altivec_dst): Make the first operand - a REG, not a MEM. - (altivec_dstt): Likewise. - (altivec_dstst): Likewise. - (altivec_dststt): Likewise. - * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation - of first operand. - -2005-02-03 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy - EXPR_LOCUS from orig_cond to the new cond_stmt. - (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to - the new vec_stmt. - -2005-02-03 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call - standard_iv_increment_position. Remove call to bsi_next - (no need to bump the iterator anymore). - (vect_create_index_for_vector_ref): Call - standard_iv_increment_position. Remove second function argument. - (vect_finish_stmt_generation): Remove call to bsi_next - (no need to bump the iterator anymore). - (vect_create_data_ref_ptr): Remove second argument (bsi) in call - to vect_create_index_for_vector_ref. - -2005-02-03 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if - phis are used out of the loop. - -2005-02-03 Joseph S. Myers <joseph@codesourcery.com> - - PR c/17807 - * c-decl.c (undef_nested_function): New variable. - (pop_scope): Diagnose undefined nested functions. - (finish_function): Don't attempt cgraph processing or genericizing - if current top-level function contained an undefined nested - function. Reset undef_nested_function at the end of a top-level - function. - -2005-02-02 Zdenek Dvorak <dvorakz@suse.cz> - - * tree.c (build_int_cst_type): Take sign of the value into account - when deciding whether sign extend the value. - -2005-02-02 Joseph S. Myers <joseph@codesourcery.com> - - PR c/18502 - * gcc.c (cpp_unique_options): Remove %{trigraphs}. - (cpp_options, cc1_options): Change %{std*&ansi} to - %{std*&ansi&trigraphs}. - -2005-02-02 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c: Update comments. - -2005-02-02 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg - arguments go on the stack. Do not put complex doubles in odd/even - pairs. - -2005-02-02 Steven Bosscher <stevenb@suse.de> - - * doc/invoke.texi: Update the options enabled at -O1, -O2, - and -O3. Update the documentation for -fgcse-sm, -fgcse-las, - -ftree-pre, and -fthread-jumps. - -2005-02-02 Richard Sandiford <rsandifo@redhat.com> - - PR tree-optimization/19578 - * tree-flow.h (modified_noreturn_calls): Declare. - (noreturn_call_p): Declare. - * tree-flow-inline.h (noreturn_call_p): New function. - (modify_stmt): Add modified noreturn calls to modified_noreturn_calls. - * tree-cfg.c (modified_noreturn_calls): New variable. - (cleanup_control_flow): Use noreturn_call_p. Split basic blocks - that contain a mid-block noreturn call. - * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls. - -2005-02-02 Kazu Hirata <kazu@cs.umass.edu> - - * df.c (df_def_record_1, df_uses_record): Don't use - DF_FOR_REGALLOC. - * df.h (DF_FOR_REGALLOC): Remove. - -2005-02-02 Joseph S. Myers <joseph@codesourcery.com> - - PR c/19435 - * c-typeck.c (really_start_incremental_init): Reset - constructor_max_index for arrays of incomplete type. - -2005-02-02 Jeff Law <law@redhat.com> - - * gcse.c (struct reg_set): Store the block index where the register - was set rather than the setting insn. - (record_one_set, compute_transp): Corresponding changes. - (pre_insert_copy_insn): Do not call replace_one_set. - (replace_one_set): Remove. - -2005-02-02 Joseph S. Myers <joseph@codesourcery.com> - - PR other/15514 - * doc/gcov.texi: Fix typo. - -2005-02-01 Richard Henderson <rth@redhat.com - - PR target/19680 - * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p. - * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return - type to bool. - (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New. - * config/i386/i386-protos.h: Update. - -2005-02-01 Steven Bosscher <stevenb@suse.de> - - PR tree-optimization/19217 - * tree-cfg.c (verify_expr): Use the data field to see if TP was - seen inside a PHI node. Do not do the ADDR_EXPR check if it was. - (verify_stmts): Pass (void*)1 as data to verify_expr to signal - that it is walking a PHI node. - -2005-02-01 Joseph S. Myers <joseph@codesourcery.com> - - * doc/extend.texi (Nested Functions): Update. - -2005-02-01 Richard Henderson <rth@redhat.com> - - PR 19696 - * optabs.c (expand_copysign_absneg): Export. - * optabs.h (expand_copysign_absneg): Declare. - * config/rs6000/rs6000.md (copysigntf3): New. - -2005-02-01 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/19633 - * tree-flow.h (struct ptr_info_def): Add field 'pt_null'. - * tree-ssa-alias.c (init_alias_info): Initialize. - (merge_pointed_to_info): Set. - (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer. - (dump_points_to_info_for): Show value of pt_null. - (struct count_ptr_d): Declare. - (find_ptr_dereference): Remove. - (ptr_is_dereferenced_by): Remove. - (count_ptr_derefs): New local function. - (count_uses_and_derefs): New local function. - (compute_points_to_and_addr_escape): Call it. If the number - of dereferences is greater than zero, mark the pointer as - dereferenced. If there are fewer dereferences than uses of - the pointer, the pointer's value escapes. - -2005-02-01 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/19670 - * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED - here... - (verify_use): ... set it here, instead. - -2005-02-01 Janis Johnson <janis187@us.ibm.com> - - * doc/sourcebuild.texi (Test directives): Fix formatting. - - * doc/sourcebuild.texi (Test directives): Describe selector - expressions. - -2005-02-01 Segher Boessenkool <segher@kernel.crashing.org> - - * config.gcc (powerpc64-*-linux*): Default to -m64 also for - specific 64-bit CPUs. - -2005-02-01 Richard Earnshaw <rearnsha@arm.com> - - PR target/16201 - * arm.c (arm_eliminable_register): New function. - (adjacent_mem_locations): Don't allow eliminable registers. Use - HOST_WIDE_INT for address offsets. - * arm-protos.h (arm_eliminable_register): Add prototype. - -2005-02-01 Steven Bosscher <stevenb@suse.de> - - PR optimization/15242 - * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param. - * basic-block.h (duplicate_computed_gotos): Add prototype. - * bb-reorder.c (duplicate_computed_gotos): New function to - duplicate sufficiently small blocks ending in a computed jump. - * passes.c (rest_of_compilation): Call duplicate_computed_gotos - if not optimizing for size. - * cfgcleanup.c (try_crossjump_bb): If not optimizing for size, - never do tail merging for blocks ending in a computed jump. - * doc/invoke.texi: Document the max-goto-duplication-insns param. - -2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr> - - Patch from Richard Sandiford <rsandifo@redhat.com> - * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code - from inheriting a subreg equivalence with a non-spill register. - - * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded. - -2005-02-01 Alexandre Oliva <aoliva@redhat.com> - - * config/frv/frv.c (movcc_fp_destination_operand): New. - (gpr_or_memory_operand): Fix typo in comment. - (gpr_or_memory_operand_with_scratch): New. - * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates. - * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use - movcc_fp_destination_operand. - (reload_incc_fp): Use gpr_or_memory_operand_with_scratch. - Legitimize memory addresses using a scratch register. - -2005-01-31 Jeff Law <law@redhat.com> - - * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS - bitmap a sparse bitmap instead of a simple bitmap. - (mark_def_sites_initialize_block): Corresponding changes. - (ssa_mark_def_sites_initialize_block): Likewise. - (ssa_mark_phi_uses): Likewise. - (mark_def_site, ssa_mark_def_sites): Likewise. - (mark_def_site_blocks): Likewise. - (rewrite_ssa_into_ssa): Likewise. - - * tree-ssa-dom.c (record_cond): Pass correct variable type - for last argument to htab_find_slot_with_hash. - - * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side - effects when optimizing 0 % X. Do not try to optimize X % 0. - -2005-01-31 James E. Wilson <wilson@specifixinc.com> - - * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to - 1_mmalua. - -2005-02-01 Eric Christopher <echristo@redhat.com> - - * config/mips/mips.c (override_options): Warn if -mint64 - is used. - * doc/invoke.texi (MIPS Options): Document that -mint64 is - deprecated. - -2005-02-01 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (cse_reg_info): Remove hash_next, next, regno. Add - timestamp. - (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT, - REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN, - cached_cse_reg_info, GET_CSE_REG_INFO): Remove. - (cached_regno): Initialize to INVALID_REGNUM. - (cse_reg_info_table_size, - cse_reg_info_table_first_uninitialized, - cse_reg_info_timestamp): New. - (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use - get_cse_reg_info. - (init_cse_reg_info, get_cse_reg_info_1): New. - (get_cse_reg_info): Cache the last look-up. - (new_basic_block): Update the code to clear mappings from - registers to cse_reg_info entries. - (cse_main): Call init_cse_reg_info. - - * cse.c (get_cse_reg_info): Update a comment. - -2005-01-31 Steven Bosscher <stevenb@suse.de> - - PR c/19333 - * c-decl.c (start_decl): Do not warn about arrays of elements with - an incomplete type here. - (grokdeclarator): Do it here by making a pedwarn an error. - * c-typeck.c (push_init_level): If there were previous errors with - the constructor type, do not warn about braces for initializers. - (process_init_element): Likewise for excess initializer elements. - -2005-01-31 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (delete_trivially_dead_insn): Don't iterate. - -2005-01-31 Andrew Pinski <pinskia@physics.uc.edu> - - * config/rs6000/rs6000.md (copysignsf3): New expand. - (copysigndf3): Likewise. - -2005-01-31 Steven Bosscher <stevenb@suse.de> - - * recog.c (constrain_operands): Only look for earlyclobber operand - conflicts if an '&' constraint was seen. - -2005-01-31 Marc Espie <espie@openbsd.org> - - * config.gcc: Don't include embedded systems fragment, switches default - debugging format to ELF. - * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no - longer pick it up there. - -2005-01-31 Dale Johannesen <dalej@apple.com> - - * doc/extend.texi (nested functions): Fix linkage description. - Clarify that static is not allowed. - -2005-01-31 Dale Johannesen <dalej@apple.com> - - * config/rs6000/darwin.md (movsf_low_di): Make work. - (movdf_low_di): Make work. - -2005-01-31 Dale Johannesen <dalej@apple.com> - - * config/rs6000/darwin-tramp.asm (__trampoline_setup): - Make work for 64 bit. - -2005-01-31 Roger Sayle <roger@eyesopen.com> - Dale Johannesen <dalej@apple.com> - - PR middle-end/19650 - * fold-const.c (fold_binary_op_with_conditional_arg): - Make types match original operands, before STRIP_NOPS. - -2005-01-31 Alan Modra <amodra@bigpond.net.au> - - * config/rs6000/linux-unwind.h (struct gcc_vregs): New. - (struct gcc_regs): Rename from gcc_pt_regs. Add more regs. - (struct gcc_sigcontext): Delete. Merge contents to.. - (struct gcc_ucontext): ..here. - (get_sigcontext): Delete. - (get_regs): New function, like get_sigcontext but return regs ptr. - 64-bit version finds regs from r1 to support vdso. - (ppc_linux_aux_vector): New function. - (ppc_fallback_frame_state): Modify for get_regs. Restore fprs - and vector regs. - -2005-01-31 Ira Rosen <irar@il.ibm.com> - - * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead - sizetype. - (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove - redundant fold. Fix misalignment for MINUS_EXPR. - (vect_compute_data_ref_alignment): Use ssizetype instead sizetype. - (vect_analyze_pointer_ref_access): Likewise. - (vect_get_memtag_and_dr): Likewise. - -2005-01-31 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery. - (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse, - absnegdf2_i387, absnegxf2_i387): Likewise. - -2005-01-31 Richard Henderson <rth@redhat.com> - - PR 19696 - * optabs.c (expand_copysign_absneg): New. - (expand_copysign_bit): Split out from ... - (expand_copysign): ... here. Use expand_copysign_absneg. - -2005-01-30 Roger Sayle <roger@eyesopen.com> - - PR middle-end/19697 - * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer - constant as the second operand and a register as the third. - -2005-01-31 Danny Smith <dannysmith@users.sourceforge.net> - - PR target/19704 - * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check - that dllimport'd functions do not use all call-clobbered registers - to pass parameters. - -2005-01-30 Richard Henderson <rth@redhat.com> - - PR 19696 - * optabs.c (expand_absneg_bit): Split out from expand_unop and - expand_abs_nojump and generalize. Use operand_subword and - emit_no_conflict_block. Support large modes. - (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall - back to maximum. - (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back - negation to subtraction. - (expand_copysign): Check that the format has signed zeros. - Use operand_subword and emit_no_conflict_block. Support large modes. - -2005-01-30 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/19624 - - * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H. - * tree-ssa-pre.c: Add cfgloop.h. - Update comment. - (pre_stats): New member, constified. - (inserted_exprs): New static variable. - (NECESSARY): New macro. - (create_expression_by_pieces): Fold the expression, and - mark it as defaulting to not necessary. Also put in - inserted_exprs. - (fully_constant_expression): New function. - (insert_into_preds_of_block): Modify to not insert phis when we - are playing with induction variables. - Push phis onto the inserted_exprs vector, and mark them as not - necessary by default. - (insert_aux): Call fully_constant_expression on eprime. - If all edges produce the same value, mark it constant. - (mark_operand_necessary): New function. - (remove_dead_inserted_code): New function. - (init_pre): Init loop optimizer to get loop info. - (fini_pre): Free loop_optimizer, and inserted_exprs vec. - (execute_pre): Commit edge inserts, then remove dead code. - -2005-01-30 Richard Henderson <rth@redhat.com> - - * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR. - * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR. - -2005-01-30 Richard Henderson <rth@redhat.com> - - PR target/19700 - * config/i386/i386.c (ix86_expand_copysign): New. - (ix86_split_copysign_const): New. - (ix86_split_copysign_var): Rename from ix86_split_copysign, - rearrange op1/nmask operands. - * config/i386/i386-protos.h: Update. - * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign. - (copysigndf3): Likewise. - (copysignsf3_const, copysigndf3_const): New. - (copysignsf3_var): Rename from copysignsf3, split out splitter - and fix split predicate for X constraint. - (copysigndf3_var): Similarly. - -2005-01-30 Kazu Hirata <kazu@cs.umass.edu> - - * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi, - doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi, - doc/tm.texi, doc/tree-ssa.texi: Update copyright. - -2005-01-29 Richard Henderson <rth@redhat.com> - - PR target/19690 - * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering - of # and * in constraints. - -2005-01-29 Richard Henderson <rth@redhat.com> - - PR middle-end/19689 - * expr.c (store_field): Don't strip sub-mode cast when the input - data is even smaller. - -2005-01-29 Richard Henderson <rth@redhat.com> - - PR middle-end/19687 - * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a - union being empty. - -2005-01-29 Richard Henderson <rth@redhat.com> - - * combine.c (make_field_assignment): Fix argument order - to gen_int_mode. - -2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de> - - PR tree-optimization/15791 - * fold-const.c (extract_array_ref): New function. - (fold): Fold comparisons between &a[i] and &a[j] or - semantically equivalent trees. - -2005-01-29 Jeff Law <law@redhat.com> - - * gcse.c (insert_expr_in_table): Revamp handling of available - and anticipatable occurrence lists to avoid unnecessary list - walking. - (insert_set_in_table): Similarly. - -2005-01-29 Joseph S. Myers <joseph@codesourcery.com> - - * c-common.c (fix_string_type): Just use c_build_qualified_type to - build string type. - (c_build_qualified_type): Build qualified array types with - TYPE_MAIN_VARIANT pointing to corresponding unqualified type. - * c-decl.c (c_make_fname_decl): Build unqualified array type - before qualified type. - (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element - type is qualified, not just if type itself is. Don't apply - qualifiers to array type when declarator is processed. Apply - qualifiers to field type whether or not it is an array type. - Don't handle array types specially for applying qualifiers to - variables. - * c-typeck.c (composite_type): Build unqualified element type and - array type when forming composite of array types. - (common_pointer_type, comptypes, comp_target_types, - type_lists_compatible_p, build_indirect_ref, build_array_ref, - convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array - types. - (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE - (args2) in variables a1 and a2. - -2005-01-29 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (n_elements_made, max_elements_made): Remove. - (insert): Don't touch n_elements_made. - (cse_main): Don't touch n_elements_made or max_elements_made. - -2005-01-28 Stephane Carrez <stcarrez@nerim.fr> - - PR target/15384 - * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a - configuration part of dp-bit.c to be lost. - -2005-01-28 Roger Sayle <roger@eyesopen.com> - - * expmed.c (expand_mult_highpart_optab): When attempting to use - a non-widening multiplication in a wider mode, the operands need - to be converted (zero or sign extended) to that mode. - -2005-01-28 Ian Lance Taylor <ian@airs.com> - - PR middle-end/16558 - PR middle-end/19583 - * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls - through if both operands fall through. - -2005-01-28 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (fold_rtx) <PC>: Don't optimize. - -2005-01-28 Jeff Law <law@redhat.com> - - * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X. - (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly. - -2005-01-28 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (cse_reg_info_free_list, cse_reg_info_used_list, - cse_reg_info_used_list_end): Remove. - (cse_reg_info_list, cse_reg_info_list_free): New. - (get_cse_reg_info): When allocating an instance of - cse_reg_info, add it to the beginning of the cse_reg_info_list - list. Remove code to maintain cse_reg_info_used_list. - (new_basic_block): Reset the free list to the beginning of - cse_reg_info_list. - -2005-01-28 Richard Sandiford <rsandifo@redhat.com> - - * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH. - (frv_init_builtins): Change its prototype to take 4 uhalf arguments. - (frv_expand_mdpackh_builtin): New function. - (frv_expand_builtin): Use it to expand __MDPACKH. - * doc/extend.texi (__MDPACKH): Update documentation. - -2005-01-28 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use - SSE_FLOAT_MODE_P for use_sse computation. - -2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org> - - PR target/19663 - * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine. - -2005-01-27 Richard Henderson <rth@redhat.com> - - * builtins.c (expand_builtin_copysign): New. - (expand_builtin): Call it. - * genopinit.c (optabs): Add copysign_optab. - * optabs.c (init_optabs): Initialize it. - (expand_copysign): New. - * optabs.h (OTI_copysign, copysign_optab): New. - (expand_copysign): Declare. - - * config/alpha/alpha.md (UNSPEC_COPYSIGN): New. - (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New. - - * config/i386/i386.c (ix86_build_signbit_mask): Split from ... - (ix86_expand_fp_absneg_operator): ... here. - (ix86_split_copysign): New. - * config/i386/i386-protos.h: Update. - * config/i386/i386.md (UNSPEC_COPYSIGN): New. - (copysignsf3, copysigndf3): New. - - * config/ia64/ia64.md (UNSPEC_COPYSIGN): New. - (copysignsf3, ncopysignsf3): New. - (copysigndf3, ncopysigndf3): New. - (copysignxf3, ncopysignxf3): New. - * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN. - -2005-01-27 Arend Bayer <arend.bayer@web.de> - Kazu Hirata <kazu@cs.umass.edu> - - * cse.c: (find_best_addr): Don't call copy_rtx before calling - fold_rtx. Save cost recomputation if fold_rtx did nothing. - (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is - NULL_RTX. - -2005-01-27 Jeff Law <law@redhat.com> - - * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register - definitions of SSA_NAMEs which are not being rewritten. - (rewrite_ssa_into_ssa): Only initialize the current definition - of an SSA_NAME if that SSA_NAME has been marked for rewriting. - If checking is enabled, assert that SSA_NAME_AUX is clear for all - SSA_NAMEs before returning. - -2005-01-27 Kazu Hirata <kazu@cs.umass.edu> - - * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c, - cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h, - tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c, - config/avr/avr.md, config/cris/aout.h, config/cris/cris.h, - config/mips/iris6.h, config/sh/sh.c: Update copyright. - -2005-01-27 Steven Bosscher <stevenb@suse.de> - - PR middle-end/17278 - * opts.c (decode_options): Move flag_thread_jumps from -O1 and - higher to -O2 and higher. Likewise for tree PRE. - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2 - and better. - -2005-01-27 Ian Lance Taylor <ian@airs.com> - - PR middle-end/19583 - * gimple-low.c (try_catch_may_fallthru): New static function. - (block_may_fallthru): Handle TRY_CATCH_EXPR. - * tree-inline.c (expand_call_inline): Don't warn about reaching - the end of a non-void function being inlined if the function uses - a return slot. - -2005-01-27 Jakub Jelinek <jakub@redhat.com> - - * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos. - - PR c/18946 - * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node. - (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P. - (implicitly_declare): Handle error_mark_node. - -2005-01-27 Richard Henderson <rth@redhat.com> - - PR tree-opt/14329 - * tree.h (struct tree_decl): Add debug_expr_is_from. - (DECL_DEBUG_EXPR_IS_FROM): New. - (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF. - * dwarf2out.c (dwarf2out_var_location): Update to match. - * tree-outof-ssa.c (create_temp): Likewise. - * var-tracking.c (track_expr_p): Likewise. - * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR. - * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR. - * toplev.c (default_tree_printer): Likewise. - -2005-01-27 Alexandre Oliva <aoliva@redhat.com> - - * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS, - GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS. - -2005-01-27 Steven Bosscher <stevenb@suse.de> - - * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW, - CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, - ASM_CLOBBERS): Add tree checks. - - * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE. - (SWITCH_STMT_COND, SWITCH_STMT_BODY): New. - * c-common.def (SWITCH_STMT): Update to match. - * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor - macros instead of SWITCH_EXPR ones. - * c-dump.c (c_dump_tree): Likewise. - * c-gimplify.c (gimplify_switch_stmt): Likewise. - * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise. - - * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names. - -2005-01-27 Alan Modra <amodra@bigpond.net.au> - - * unwind-dw2.c (execute_stack_op): Add missing cases for - DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor. - -2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config.gcc (Obsolete configurations): Remove 'dummy', add - sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and - sparc-*-openbsd*. - -2005-01-26 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/19633 - * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle - CALL_EXPRs. - (maybe_create_global_var): Do not create .GLOBAL_VAR if there - are no call-clobbered variables. - * tree-outof-ssa.c (check_replaceable): Return false for calls - with side-effects. - -2005-01-26 Ulrich Weigand <uweigand@de.ibm.com> - - * dbxout.c (dbxout_symbol_location): Resolve constant pool references - even for variables with NULL DECL_INITIAL. - -2005-01-26 Stuart Hastings <stuart@apple.com> - - * gimplify.c (shortcut_cond_expr): Re-compute side-effects. - -2005-01-26 Richard Henderson <rth@redhat.com> - - PR middle-end/18008 - * c-decl.c (finish_struct): Set DECL_MODE after resetting a - field's type. - * expr.c (store_field): Strip conversions to odd-bit-sized types - if the destination field width matches. - -2005-01-26 Richard Henderson <rth@redhat.com> - - * c-decl.c, expmed.c, expr.c: Revert last change. - -2005-01-26 Richard Henderson <rth@redhat.com> - - PR middle-end/18008 - * c-decl.c (finish_struct): Set DECL_MODE after resetting a - field's type. - * expmed.c (store_fixed_bit_field): Create a paradoxical subreg - if we don't need the bits above those present in the current mode. - * expr.c (store_field): Strip conversions to odd-bit-sized types - if the destination field width matches. - -2005-01-26 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if - either -ffast-math or -funsafe-math-optimizations is in use. - -2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl> - - PR target/19293 - PR target/19329 - * config/avr/avr.c (notice_update_cc): Only set condition code for - ashrqi3 if shift count > 0. - (out_shift_with_cnt): Handle shift count <= 0 as a no-op. - (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out, - ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift - count <= 0 as a no-op, and shift count >= width by copying zero - or sign bit to all bits of the result. - * config/avr/avr.md (all shifts): Add alternatives for zero shift - count, with attribute "length" set to 0 and "cc" set to "none". - -2005-01-26 Aldy Hernandez <aldyh@redhat.com> - - * doc/invoke.texi: Document -mTLS. - - * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New. - * testsuite/gcc.target/frv/all-tls-initial-exec.c: New. - * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New. - * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New. - * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New. - * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New. - * testsuite/gcc.target/frv/all-tls-local-exec.c: New. - * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New. - - * configure.ac: Check for a TLS capable gas. - - * configure: Regenerate. - -2005-01-26 Richard Henderson <rth@redhat.com> - - PR middle-end/18008 - * combine.c (make_field_assignment): Simplify store to zero_extract - from a source with an overlapping mask. - -2005-01-26 Aldy Hernandez <aldyh@redhat.com> - - 2004-11-11 Eric Christopher <echristo@redhat.com> - - * config/frv/frv.md: Add fr400_integer automaton. Don't - allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel - to TYPE_MACC. - -2005-01-26 Steven Bosscher <stevenb@suse.de> - - PR middle-end/16585 - * cfgbuild.c (make_edges): Do not clear or set - current_function_has_computed_jump. - * function.h (struct function): Remove the has_computed_jump field. - (current_function_has_computed_jump): Do not define. - * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends - in a computed jump. Ignore current_function_has_computed_jump. - -2005-01-26 Richard Henderson <rth@redhat.com> - - PR middle-end/19515 - * expr.c (categorize_ctor_elements): New argument p_must_clear. - (categorize_ctor_elements_1): Likewise. Detect a union that isn't - fully initialized. - (mostly_zeros_p): Update for new categorize_ctor_elements argument. - * gimplify.c (gimplify_init_constructor): Likewise. Only shove - objects into static storage if they have more than one non-zero value. - * tree.h (categorize_ctor_elements): Update decl. - -2005-01-26 Steven Bosscher <stevenb@suse.de> - - PR middle-end/19616 - * tree.h (CALL_EXPR_TAILCALL): Add comment. - * calls.c (check_sibcall_argument_overlap_1): Revert the change - to this function from 2004-07-10. - * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the - the current function for tail call optimizations if the address - of one of it its arguments is taken. - -2005-01-26 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (fold_rtx): Call equiv_constant only when necessary. - -2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com> - - * function.c (expand_function_end): If current_function_calls_alloca, - emit stack restore in a place that is reached when the function falls - through at the end. - -2005-01-26 Alexandre Oliva <aoliva@redhat.com> - - * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy - rule to avoid matching inappropriate suffix rule. - -2005-01-26 Jan Hubicka <jh@suse.cz> - - PR tree-optimization/19241 - * tree-inline.c (copy_body_r): Do not walk subtrees after substituting. - -2005-01-26 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not - -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead - of doubling. - (STARTFILE_SPEC): Add crti.o, before crtbegin.o. - <sim*>: Always use crt1.o, regardless of N in simN. - <!sim>: Drop support for -pg and -p variants; always use crt0.o. - (ENDFILE_SPEC): Add crtn.o, after crtend.o. - (CRT_CALL_STATIC_FUNCTION): Remove. - * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always - use crt1.o, regardless of N in simN. - <!sim>: Drop support for -pg and -p variants; always use crt0.o. - (LIB_SPEC): Do not define; default to the one in config/cris/cris.h. - (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special - case isystem setting. - (MAX_OFILE_ALIGNMENT): Correct to 32, not 16. - -2005-01-25 Ian Lance Taylor <ian@airs.com> - - * gimple-low.c (block_may_fallthru): Correct handling of - SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL. - -2005-01-26 Hans-Peter Nilsson <hp@axis.com> - - * config/cris/cris.h (CPP_SPEC): Adjust the various mtune= - handlers to match indentation; nested under the mtune=* handler. - Similar for mcpu= and march=. - -2005-01-25 Daniel Jacobowitz <dan@codesourcery.com> - - * config/mips/linux.h (LIB_SPEC): Remove -rpath-link. - * config/mips/linux64.h (LIB_SPEC): Likewise. - * config/mn10300/linux.h (LIB_SPEC): Likewise. - * config/sh/linux.h (LIB_SPEC): Likewise. - -2005-01-25 Aldy Hernandez <aldyh@redhat.com> - - * config/frv/frv.c (frv_legitimize_tls_address): New. - (TARGET_HAVE_TLS): Define. - (FRV_SYMBOL_REF_TLS_P): Define. - (frv_override_options): Handle new register classes. - (frv_legitimate_address_p): Reject tls addresses. - (frv_legitimize_address): Handle TLS addresses. - (gen_inlined_tls_plt): New. - (gen_tlsmoff): New. - (frv_legitimize_tls_address): New. - (unspec_got_name): Add TLS entries. - (got12_operand): Add R_FRV_TLSMOFF12 case. - (frv_emit_move): Fixup TLS addresses. - (frv_emit_movsi): Legitimize TLS addresses. - - * config/frv/frv.h (MASK_BIG_TLS): New. - (TARGET_BIG_TLS): New. - (HAVE_AS_TLS): Define. - (TARGET_SWITCHES): Add -mTLS and -mtls options. - (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS. - (REG_CLASS_NAMES): Same. - (REG_CLASS_CONTENTS): Same. - (CONSTRAINT_LEN): New. - (REG_CLASS_FROM_CONSTRAINT): New. - (PREDICATE_CODES): Add symbolic_operand. - - * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF, - UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL, - UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX, - UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO, - R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI, - R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI, - R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG, - GR9_REG, GR14_REG, LRREG. - (type): Add load_or_call attribute. - ("load_or_call"): New reservation. - ("call_gettlsoff"): New. - ("tls_indirect_call"): New. - ("tls_load_gottlsoff12"): New. - ("tlsoff_hilo"): New. - ("tls_tlsdesc_ldd"): New. - ("tls_tlsoff_ld"): New. - ("tls_lddi"): New. - - * config/frv/frv-protos.h (symbolic_operand): Protoize. - - 2005-01-25 Alexandre Oliva <aoliva@redhat.com> - - * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define. - * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare. - * config/frv/frv.c (TLS_BIAS): Define. - (frv_output_dwarf_dtprel): New. - -2005-01-26 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/19579 - * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up - both A and B, see if they don't clobber registers the other expr uses. - -2005-01-25 J"orn Rennecke <joern.rennecke@st.com> - - * real.c (do_add): Initialize signalling and canonical members. - - * real.c (real_from_integer): Zero out destination. - -2005-01-18 Jan Hubicka <jh@suse.cz> - - PR tree-optimize/19337 - * tree-inline.c (initialize_inlined_parameters): Copy - saved_static_chain_decl only. - -2005-01-25 Richard Henderson <rth@redhat.com> - - PR target/19556 - PR target/19584 - * config/i386/i386.c (x86_inter_unit_moves): Zero. - (ix86_preferred_reload_class): Rewrite fp-constant section, with - 80387 enabled, to return a proper subclass. Return the subset that - overlaps with GENERAL_REGS for PLUS. - * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor. - -2005-01-25 Richard Henderson <rth@redhat.com> - - PR middle-end/19609 - * tree-complex.c (expand_complex_div_wide): Use the correct formulae. - -2005-01-25 Roger Sayle <roger@eyesopen.com> - - * expmed.c (choose_multiplier): Change interface to return the - multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT. - (expand_divmod): Update calls to choose_multiplier. - -2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - PR middle-end/19330 - * expmed.c (extract_bit_field): Use adjust_address instead of - gen_lowpart when op0 is a MEM. - -2005-01-24 Steven Bosscher <stevenb@suse.de> - - * cfgexpand.c (expand_gimple_tailcall): Fix typo. - -2005-01-24 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/irix-csr.c: New file. - * config/mips/t-iris6 (irix-csr.o): New rule to build it. - (EXTRA_MULTILIB_PARTS): Add irix-csr.o. - * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64 - executables. - -2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR bootstrap/19364 - * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and - sparc/elf.h, add sparc/sp-elf.h. - (sparc-*-rtems*): Likewise. - (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and - tm-dwarf2.h, add sparc/sp-elf.h. - (sparc86x-*-elf): Likewise. - (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h. - * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into - TARGET_OS_CPP_BUILTINS. - * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise. - * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise. - Undefine it. - * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine. - * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro. - (SWITCH_TAKES_ARG): Likewise. - (LOCAL_LABEL_PREFIX): Likewise. - (ASM_GENERATE_INTERNAL_LABEL): Likewise. - (TARGET_N_FORMAT_TYPES): Delete. - (TARGET_FORMAT_TYPES): Likewise. - (ASM_DECLARE_FUNCTION_SIZE): Likewise. - * config/sparc/elf.h: Delete. - * config/sparc/sp-elf.h: New file. - -2005-01-24 Kazu Hirata <kazu@cs.umass.edu> - - * tree-flow-inline.h (phi_arg_from_edge): Remove. - * tree-flow.h: Remove the corresponding prototype. - * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c, - tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge. - -2005-01-24 Jakub Jelinek <jakub@redhat.com> - - PR target/17751 - * config/rs6000/rs6000.c (rs6000_file_start): Create toc section - for AIX ABI or ELF -fPIC. - (rs6000_emit_load_toc_table): Don't create toc_section here. - (rs6000_xcoff_file_start): Nor here. - -2005-01-24 J"orn Rennecke <joern.rennecke@st.com> - - * sh.c (ra.h): Don't #include. - (hard_regs_intersect_p): New function, resurrected from ra.c. - - * sh.c: Fix 1996 Copyright. - -2005-01-24 Richard Henderson <rth@redhat.com> - Aldy Hernandez <aldyh@redhat.com> - - * regrename.c (note_sets): Handle subregs. - -2005-01-24 Joseph S. Myers <joseph@codesourcery.com> - - PR bootstrap/18058 - * genconditions.c (write_header, write_conditions): Elide file if - not GCC >= 3.0.1. - -2005-01-24 Kazu Hirata <kazu@cs.umass.edu> - - * c-opts.c, expmed.c, gengtype.c, tree-complex.c, - config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h: - Update copyright. - -2005-01-24 Jakub Jelinek <jakub@redhat.com> - - * builtins.c (get_pointer_alignment, gimplify_va_arg_expr, - expand_builtin_printf, expand_builtin_fprintf, - expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE - checking against POINTER_TYPE. - (validate_arglist): Handle POINTER_TYPE code by checking - POINTER_TYPE_P. - -2005-01-24 Paolo Bonzini <bonzini@gnu.org> - - * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1, - init_rtlanal): New. - (for_each_rtx): Call for_each_rtx_1. - * rtl.h (init_rtlanal): Declare. - * toplev.c (backend_init): Call init_rtlanal. - -2005-01-24 Jakub Jelinek <jakub@redhat.com> - - * flow.c (propagate_one_insn): Formatting. - - PR middle-end/19551 - * flow.c (libcall_dead_p): Be more conservative if unsure. - If there are any instructions between insn and call, see if they are - all dead before saying the libcall is dead. - -2005-01-24 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand" - operand constraint for operand 0. - -2005-01-23 Richard Henderson <rth@redhat.com> - - PR 19486 - * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on - edges leading to join block. - -2005-01-23 Roger Sayle <roger@eyesopen.com> - - * expmed.c (expand_mult_highpart): Make static. Change type of - constant multiplier argument from unsigned HOST_WIDE_INT to rtx. - (expand_divmod): Updates calls to expand_mult_highpart by using - gen_int_mode to pass a CONST_INT rtx. - * rtl.h (expand_mult_highpart): Remove prototype. - -2005-01-23 Kazu Hirata <kazu@cs.umass.edu> - - * flow.c (regset_bytes, regset_size): Remove. - - * cfganal.c: Fix a reference to Harvey's paper. - -2005-01-23 Steven Bosscher <stevenb@suse.de> - - PR rtl-optimization/19464 - * tree-optimize.c (init_tree_optimization_passes): Add one more - copyrename pass just before out-of-ssa. - -2005-01-23 Joseph S. Myers <joseph@codesourcery.com> - - PR bootstrap/18058 - * recog.c (recog_memoized): Don't define if GENERATOR_FILE. - * ggc-none.c (ggc_free): Define. - -2005-01-23 Kazu Hirata <kazu@cs.umass.edu> - - * cse.c (max_reg, max_insn_uid): Remove. - (cse_main): Don't access max_reg or max_insn_uid. - - * c-common.c (explicit_flag_signed_bitfields, - lang_statement_code_p, lang_expand_function_end): Remove. - * c-common.h: Remove the corresponding declarations. - * c-opts.c (c_common_handle_option): Remove all write access - to explicit_flag_signed_bitfields. - - * cgraph.c (cgraph_varpool_n_nodes): Remove. - (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes. - * cgraph.h: Remove the corresponding declaration. - - * gcse.c (null_pointer_info): Remove. - -2005-01-23 Roger Sayle <roger@eyesopen.com> - Eric Botcazou <ebotcazou@libertysurf.fr> - - * combine.c (simplify_logical): Only simplify logical expressions - of the form ior(and(x,y),z) by the inverse distributive law if the - result is cheaper than the original. - -2005-01-23 Kazu Hirata <kazu@cs.umass.edu> - - * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c, - fold-const.c, gimplify.c, params.h, tree-data-ref.c, - tree-if-conv.c, tree-nested.c, tree-outof-ssa.c, - tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c, - config/freebsd-spec.h, config/arm/arm.h, - config/h8300/h8300.md, config/i386/i386.md, - config/i386/predicates.md, config/i386/sse.md, - config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c, - config/vax/vax.md: Fix comment typos. Follow spelling - conventions. - -2005-01-23 Steven Bosscher <stevenb@suse.de> - - * gengtype.c (walk_type): Produce `not equal to' compares for loop - tests, instead of `less than'. - -2005-01-23 Richard Sandiford <rsandifo@redhat.com> - - * function.c (assign_parm_setup_block): When creating a new stack slot - for a parameter, get its alignment from the parameter's DECL_ALIGN - rather than the type's TYPE_ALIGN. Make sure that the parameter - is at least word aligned. - -2005-01-22 Roger Sayle <roger@eyesopen.com> - - PR middle-end/19378 - * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite. - -2005-01-22 Richard Henderson <rth@redhat.com> - - PR target/19506 - * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand - in both compare operands. - (movdfcc_1_sse_max): Likewise. - (movsfcc_1_sse): Likewise. Add earlyclobber for scratch. - (movdfcc_1_sse): Likewise. - * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the - scratch register as needed. - -2005-01-22 Richard Henderson <rth@redhat.com> - - * config/i386/i386.md (smaxsf3): Fix mnemonic typo. - - * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test. - -2005-01-22 Richard Henderson <rth@redhat.com> - - * genopinit.c (optabs): Use smin/smax for floating point too. - * doc/md.texi: Update to match. Clarify that floating point - results are undefined for +0/-0 and NaN. - * doc/rtl.texi: Likewise. - * rtl.def (SMIN, SMAX): Likewise - * tree.def (MIN_EXPR, MAX_EXPR): Likewise. - - * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add - leading 's' to the name. - * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3, - smaxxf3, sminxf3): Likewise. - * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3): - Likewise. - -2005-01-22 Paul Brook <paul@codesourcery.com> - - * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores. - -2005-01-21 Mark Dettinger <dettinge@de.ibm.com> - - * config/s390/s390.c (struct processor_costs): New fields - dlgr, dlr, dr, dsgfr, dsgr. - (z900_cost, z990_cost): Values for new fields. - (s390_rtx_costs): New cases MEM und COMPARE in switch - statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND, - DIV, MOD, UDIV, UMOD. - -2005-01-21 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.md ("doloop_si64"): Reload input value directly - into the register being decremented. - ("doloop_si31", "doloop_di"): Likewise. - ("*doloop_si_long"): Adapt pattern. - -2005-01-21 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for - access registers. - (CLASS_MAX_NREGS): Likewise. - -2005-01-21 Daniel Berlin <dberlin@dberlin.org> - - * doc/tree-ssa.texi (Statement Operands): Add example for new - must-def macro. Note deprecation of old operands interface. - -2005-01-22 Richard Sandiford <rsandifo@redhat.com> - - PR tree-optimization/19484 - * tree-cfg.c (remove_fallthru_edge): New function. - (cleanup_control_flow): Remove fallthru edges from calls that are - now known not to return. - -2005-01-20 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/19038 - * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant - copies with loop variant ones. - -2005-01-22 Kazu Hirata <kazu@cs.umass.edu> - - * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c, - config/alpha/alpha-protos.h, config/alpha/alpha.h, - config/alpha/alpha.md, config/alpha/predicates.md, - config/sparc/freebsd.h, config/sparc/netbsd-elf.h, - config/sparc/sol2.h: Update copyright. - - * tree-cfg.c (remove_forwarder_block_with_phi): Look at the - first label to see if it is a nonlocal label. - -2005-01-22 David Edelsohn <edelsohn@gnu.org> - Andrew Pinski <pinskia@physics.uc.edu> - - PR target/19491 - * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at - maximum number of GPRs. Saturate n_fpr at maximum number of FPRs. - -2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/rs6000/rtems.h: Update copyright. - -2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org> - - PR target/19548 - * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4. - (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h). - (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC. - -2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de> - - PR c/18809 - * c-typeck.c (convert_arguments): Check for error_mark_node. - -2005-01-21 Ian Lance Taylor <ian@airs.com> - - PR tree-optimization/13000 - * tree-inline.c: Include "tree-flow.h". - (expand_call_inline): If warn_return_type, warn if non-void inline - function falls through. - * tree-cfg.c (execute_warn_function_return): Don't warn about - control reaching end if TREE_NO_WARNING is set. Set - TREE_NO_WARNING. - * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR - has been lowered. - * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else - branch if we don't need one. - * c-typeck.c: Include "tree-flow.h" - (c_finish_bc_stmt): Don't add a goto if the current statement - list doesn't fall through to the current point. - -2005-01-21 Roger Sayle <roger@eyesopen.com> - - PR rtl-optimization/576 - * real.c (real_arithmetic): Change return type from void to bool - to return an indication that the result may be inexact. - * real.h (real_arithmeric): Update prototype. - * fold-const.c (const_binop): Don't constant fold floating - point expressions when the user specifies -frounding-math and - the result may depend upon the run-time rounding mode. - (fold_convert_const_real_from_real): Clean-up. - (fold_initializer): Ignore flag_rounding_math for initializers. - * simplify-rtx.c (simplify_binary_operation): Likewise, don't - constant fold FP operations with flag_rounding_math if the - result may depend upon the run-time rounding mode. - -2005-01-21 Tom Tromey <tromey@redhat.com> - - * c-cppbuiltin.c (define__GNUC__): Correct assertion. - -2005-01-21 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c: Fix comment typos. - -2005-01-21 J"orn Rennecke <joern.rennecke@st.com> - - * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file - around the call to rest_of_handle_branch_target_load_optimize. - -2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h - (sparc64-*-openbsd*): Likewise. - (sparclite-*-elf*): Include tm-dwarf2.h. - (sparc86x-*-elf*): Likewise. - (sparc64-*-elf*): Likewise. - * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete. - (DBX_DEBUGGING_INFO): Likewise. - * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise. - (PREFERRED_DEBUGGING_TYPE): Likewise. - * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise. - * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise. - (PREFERRED_DEBUGGING_TYPE): Likewise. - * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise. - (PREFERRED_DEBUGGING_TYPE): Likewise. - * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise. - -2005-01-21 Hans-Peter Nilsson <hp@bitrange.com> - - PR target/18701 - * combine.c (combine_simplify_rtx): Revert change of 2004-12-31. - -2005-01-20 Paul Brook <paul@codesourcery.com> - - * doc/rtl.texi: Document value extension requirements for CONST_INT. - -2005-01-20 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal - label is first in a sequence of labels. - - * tree-cfg.c (tree_verify_flow_info): Fix a typo. - -2005-01-20 Janis Johnson <janis187@us.ibm.com> - Giovanni Bajo <giovannibajo@gcc.gnu.org> - - * doc/sourcebuild.texi (Test Directives): New. - -2005-01-20 Roger Sayle <roger@eyesopen.com> - - * real.c (real_floor): Don't leave the result uninitialized when - mode is VOIDMode, but return the unrounded intermediate value. - (real_ceil): Likewise. - -2005-01-20 Paul Brook <paul@codesourcery.com> - - * config/arm/arm.md (insv): Use gen_int_mode. - -2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete. - * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. - * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. - * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. - * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. - -2005-01-20 Daniel Berlin <dberlin@dberlin.org> - - Fix PR debug/19124 - * dwarf2out.c (concat_loc_descriptor): We don't know we can use - fbreg, so we have to assume we can't. - (loc_descriptor_from_tree_1): Ditto. - (containing_function_has_frame_base): New function. - (add_location_or_const_value_attribute): Use it. - Also try to generate a frame_base from a single element location - list. - -2005-01-20 Kazu Hirata <kazu@cs.umass.edu> - - PR tree-optimization/15349 - * timevar.def (TV_TREE_MERGE_PHI): New. - * tree-cfg.c (tree_forwarder_block_p): Add a new argument - PHI_WANTED. - (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the - calls to tree_forwarder_block_p. - (remove_forwarder_block_with_phi, merge_phi_nodes, - gate_merge_phi, pass_merge_phi): New. - * tree-optimize.c (init_tree_optimization_passes): Add - pass_merge_phi. - * tree-pass.h: Add an extern for pass_merge_phi; - -2005-01-20 Richard Henderson <rth@redhat.com> - - PR target/19418 - * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New. - (_mm_castps_pd, _mm_castps_si128): New. - (_mm_castsi128_ps, _mm_castsi128_pd): New. - -2005-01-20 Richard Henderson <rth@redhat.com> - - PR target/19530 - * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use - __builtin_ia32_vec_init_v2si. - (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si. - * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New. - (ix86_init_mmx_sse_builtins): Create it. - (ix86_expand_builtin): Expand it. - (ix86_expand_vector_set): Handle V2SFmode and V2SImode. - * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New. - (vec_extractv2si_0, vec_extractv2si_1): New. - -2005-01-20 Richard Henderson <rth@redhat.com> - - PR target/16533 - * config/i386/i386.c (ix86_expand_push): New. - * config/i386/mmx.md (push<MMXMODE>1): New. - * config/i386/sse.md (push<SSEMODE>1): New. - * config/i386/i386-protos.h: Update. - -2005-01-20 Kazu Hirata <kazu@cs.umass.edu> - - * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update - copyright. - -2005-01-20 Richard Henderson <rth@redhat.com> - - * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ. - * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR. - -2005-01-19 Richard Henderson <rth@redhat.com> - - PR target/19350 - * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert - to V4SFmode in SSE1 fallback load path. - -2005-01-19 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo - in QImode expansion to ix86_expand_vector_set. - (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call. - -2005-01-19 Richard Henderson <rth@redhat.com> - - PR target/19511 - * config/i386/i386.c (ix86_preferred_reload_class): Return a proper - subclass of the input class. - (ix86_secondary_memory_needed): Always true for cross-MMX classes. - Always true for cross-SSE1 classes. Rationalize conditionals. - * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality. - * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives - for SSE1. Don't check TARGET_INTER_UNIT_MOVES. - (movdi_2): Add MMX/SSE zeros. - (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES. - (movsf_1): Don't check TARGET_INTER_UNIT_MOVES. - (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise. - (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove. - (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove. - (zero_extendsidi2_rex64_1): Remove. - (MOV0 peephole): Check GENERAL_REG_P. - -2005-01-19 Richard Henderson <rth@redhat.com> - - PR target/19427 - * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth - shufps elements. - (ix86_expand_vector_extract): Likewise. - -2005-01-19 Richard Henderson <rth@redhat.com> - - PR middle-end/19304 - * expr.c (emit_move_change_mode): New argument force; use - simplify_gen_subreg if true. - (emit_move_via_alt_mode): Merge into ... - (emit_move_via_integer): ... here. - (emit_move_ccmode): Use emit_move_change_mode directly. - -2005-01-19 Richard Henderson <rth@redhat.com> - - PR target/19518 - * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH. - (alpha_preferred_reload_class): Handle CONST_VECTOR. - (alpha_emit_set_const_1): Add no_output parameter; don't emit - rtl if true. - (alpha_emit_set_const): Likewise. Make static. - (alpha_emit_set_long_const): Make static. - (alpha_extract_integer): Split out from alpha_expand_mov. - (alpha_split_const_mov): Likewise. - (alpha_expand_mov): Use them. Handle CONST_VECTOR. - (alpha_legitimate_constant_p): New. - * config/alpha/alpha-protos.h: Update. - * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost. - (LEGITIMATE_CONSTANT_P): Re-implement with a function. - * config/alpha/alpha.md (movsi): Add n alternative. - (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise. - (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative. - (splitters for all of the above): Use alpha_split_const_mov. - * config/alpha/predicates.md (non_add_const_operand): New. - (non_zero_const_operand): New. - (input_operand): Use alpha_legitimate_constant_p after reload. - -2005-01-19 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/19038 - * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function. - (add_candidate): Add ivs with increment in latch only if - allow_ip_end_pos_p is true. - (determine_iv_cost): Use empty_block_p. - -2005-01-19 Daniel Berlin <dberlin@dberlin.org> - - * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm - (compute_dominance_frontiers): Ditto. - -2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org> - - PR target/19529 - * config/sh/t-rtems: New. - * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems. - -2005-01-19 Zdenek Dvorak <dvorakz@suse.cz> - - * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract - the offset of the selected field. - -2005-01-19 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (remove_forwarder_block): Fix the check to - prevent a nonlocal label from appearing in the middle of a - basic block. - -2005-01-19 Hans-Peter Nilsson <hp@axis.com> - - PR rtl-optimization/19462 - * reorg.c (find_end_label): Create return insn only if - current_function_epilogue_delay_list is empty. - -2005-01-19 Paolo Bonzini <bonzini@gnu.org> - - * doc/passes.texi: Remove paragraph mentioning new-ra. - -2005-01-19 Jakub Jelinek <jakub@redhat.com> - - PR rtl-optimization/15139 - * combine.c: Include params.h. - (count_rtxs): New function. - (record_value_for_reg): If replace_rtx would replace at least - 2 occurrences of REG in VALUE and TEM is really large, replace REG with - (clobber (const_int 0)) instead of TEM. - * params.def (PARAM_MAX_LAST_VALUE_RTL): New. - * params.h (MAX_LAST_VALUE_RTL): New. - * Makefile.in (combine.o): Depend on $(PARAMS_H). - * doc/invoke.texi (--param max-last-value-rtl=N): Document. - - PR c/17297 - * c-typeck.c (digest_init): Only call build_vector if all constructor - elements are *_CST nodes. - * gimplify.c (gimplify_init_constructor): Likewise. - - PR middle-end/19164 - * c-typeck.c (digest_init): Only call build_vector if inside_init - is a CONSTRUCTOR. - -2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de> - - * toplev.c (init_asm_output): Remove dead #ifdef. - -2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org> - - * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define. - -2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr> - - * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before - accessing DECL_FUNCTION_CODE. - * dojump.c (do_jump): Likewise. - * gimplify.c (gimplify_call_expr): Likewise. - * predict.c (expr_expected_value): Likewise. - (strip_builtin_expect): Likewise. - * tree-inline.c (estimate_num_insns_1): Likewise. - * tree-ssa-loop-im.c (stmt_cost): Likewise - * fold-const.c (fold): Test for BUILT_IN_NORMAL. - (tree_expr_nonnegative_p): Likewise. - -2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.c (load_pic_register): Emit the appropriate - variant of the load_pcrel_sym pattern. - * config/sparc/sparc.md (P macro): Move to the top. - (load_pcrel_sym): Macroize using P. - (save_register_window): Likewise. - -2005-01-18 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000.md ("sunordered"): Disable for e500. - ("sordered"): Same. - -2005-01-18 Andrew Pinski <pinskia@physics.uc.edu> - - PR C/19472 - * c-typeck.c (build_asm_expr): Strip nops off - input memory operands. - -2005-01-18 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete - _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API. - * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same. - * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same. - -2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com> - - PR target/19379 - * config/i386/i386.c (override_options): If the 80387 is disabled, - then do not return FP values using FP registers. - -2005-01-18 Kazu Hirata <kazu@cs.umass.edu> - - * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c, - c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c, - combine.c, config.gcc, coverage.h, cse.c, cselib.c, - defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c, - flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c, - gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h, - output.h, postreload-gcse.c, postreload.c, recog.c, - resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c, - targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c, - tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c, - tree-optimize.c, tree-outof-ssa.c, tree-pass.h, - tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c, - tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c, - tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def, - unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright. - - * config/darwin.c, config/darwin.h, config/freebsd-spec.h, - config/alpha/alpha.c, config/arm/vfp.md, - config/i386/emmintrin.h, config/i386/i386-modes.def, - config/i386/i386-protos.h, config/i386/i386.h, - config/i386/pmmintrin.h, config/i386/ppro.md, - config/i386/predicates.md, config/i386/xmmintrin.h, - config/i860/i860.c, config/ia64/ia64-modes.def, - config/ia64/ia64-protos.h, config/ia64/ia64.h, - config/ia64/ia64.md, config/ia64/itanium1.md, - config/ia64/itanium2.md, config/ia64/predicates.md, - config/iq2000/iq2000.h, config/mips/linux64.h, - config/rs6000/aix41.h, config/rs6000/aix43.h, - config/rs6000/aix52.h, config/rs6000/darwin-fallback.c, - config/rs6000/rs6000.c, config/rs6000/rs6000.h, - config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h, - config/sparc/linux64.h, config/sparc/litecoff.h, - config/sparc/sp64-elf.h, config/sparc/sparc.c, - config/sparc/sparc.h, config/sparc/sparc.md, - config/sparc/sysv4-only.h: Update copyright. - -2005-01-18 Richard Henderson <rth@redhat.com> - - PR target/19496 - * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ. - -2005-01-18 Marc Espie <espie@openbsd.org> - * config/i386/openbsdelf.h: Typo. - -2005-01-18 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP - special case for sse. - * config/i386/predicates.md (sse_comparison_operator): Likewise. - -2005-01-18 Dorit Naishlos <dorit@il.ibm.com> - - * tree-inline.c (estimate_num_insns_1): Added cases for - ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR. - -2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR rtl-optimization/19296 - * combine.c (simplify_comparison): Rewrite the condition under - which a non-paradoxical SUBREG of a PLUS can be lifted when - compared against a constant. - -2005-01-18 Andi Kleen <ak@muc.de> - - * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign. - * c.opt (-Wpointer-sign): Add. - * doc/invoke.texi: (-Wpointer-sign): Add. - -2005-01-18 Uros Bizjak <uros@kss-loka.si> - - * config/i386/i386.c (override_options): Revert 2004-11-24 change. - * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3, - *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2, - logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2, - exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2, - nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled - for TARGET_MIX_SSE_I387. - (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2, - sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1, - atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2, - log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2, - floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for - (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for - TARGET_MIX_SSE_I387. - (atan2sf3, atan2df3, atan2xf3): Remove register constraints - from expander. - -2005-01-18 Uros Bizjak <uros@kss-loka.si> - - PR target/19424 - * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal): - Add movaps alternative for xmm reg->reg move. - -2005-01-17 Jeff Law <law@redhat.com> - - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE - at the end of the main DOM loop rather than just before DOM exits. - -2005-01-17 Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/19121 - * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When - adding aliases to a name tag, also add them to the pointer's - type tag. - * tree-ssa-copy.c (merge_alias_info): Do not merge flow - sensitive alias info at all. Only check that the two pointers - have compatible pointed-to sets. - * tree-ssa.c (verify_name_tags): Verify that the alias set of - a pointer's type tag is a superset of the alias set of the - pointer's name tag. - -2005-01-17 James E Wilson <wilson@specifixinc.com> - - PR target/19357 - * config/ia64/ia64.md (movxf): Handle general register source. Adjust - comment to document why. - -2005-01-17 Richard Henderson <rth@redhat.com> - - * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite, - sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite, - sse2_vmsmaxv2df3_finite, sminv2df3_finite, - sse2_vmsminv2df3_finite): New. - (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3, - sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative. - Force op1 into register. - -2005-01-17 Kelley Cook <kcook@gcc.gnu.org> - - * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent - bubblestrap from always rebuilding build directory. - -2005-01-17 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.md ("*clc"): Remove incorrect '='. - ("*cmpmem_short"): Likewise. - -2005-01-17 Steven Bosscher <stevenb@suse.de> - - * basic-block.h: Document BB_* flags. - * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED, - use an sbitmap instead. - * sched-rgn.c (compute_trg_info): Likewise. - -2005-01-17 Richard Sandiford <rsandifo@redhat.com> - - * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove - redundant target_cpu_default and extra_parts lines. Use the default - "from-abi" ISA. - * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete. - (SUBTARGET_EXTRA_SPECS): Delete. - (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly. - (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings. - * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32 - and "n32" for -mabi=n32. - -2005-01-17 Ian Lance Taylor <ian@airs.com> - - PR c/5675 - * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't - fold constant variables into initial values. - -2005-01-17 Kazu Hirata <kazu@cs.umass.edu> - - * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks. - - * tree-cfg.c (tree_forwarder_block_p): Speed up by walking - through the statements backward. - -2005-01-17 Ian Lance Taylor <ian@airs.com> - - PR middle-end/13127: - * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on - a variable set to the return value of the inlined function. - -2005-01-17 Mark Dettinger <dettinge@de.ibm.com> - - * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG - when modes are tieable. - -2005-01-17 Ranjit Mathew <rmathew@hotmail.com> - - * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead - of pthread_create to find out if threads are enabled. - * gthr-posix95.h (__gthread_active_p): Likewise. - -2005-01-17 Paolo Bonzini <bonzini@gnu.org> - - * common.opt (-fnew-ra): Remove. - * ra*.*: Remove. - * toplev.h (flag_new_regalloc): Remove. - * Makefile.in (ra*.*): Don't mention. - * passes.c (rest_of_handle_new_regalloc): Remove. - (rest_of_handle_combine, rest_of_compilation): Always consider - flag_new_regalloc as false. - * doc/invoke.texi: Don't document -fnew-ra. - -2005-01-17 Paolo Bonzini <bonzini@gnu.org> - - * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove - last parameter to reg_scan. - * loop.c (loop_optimize): Likewise. - * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion, - rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass, - rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2, - rest_of_handle_gcse, rest_of_handle_loop_optimize, - rest_of_handle_loop2, rest_of_handle_jump2): Likewise. - * regclass.c (reg_scan): Likewise, for the declaration. - * rtl.h (reg_scan): Likewise, for the prototype. - -2005-01-17 Kazu Hirata <kazu@cs.umass.edu> - - * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call - mark_dfs_back_edges. - -2005-01-16 Daniel Berlin <dberlin@dberlin.org> - - * tree-ssa-pre.c (add_to_sets): s1 may be NULL. - (compute_avail): Uses don't go in tmp_gen. - -2005-01-16 Steven Bosscher <stevenb@suse.de> - - * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a - loop to look for a free slot in a page entry. - -2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - PR target/16304 - * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default. - * toplev.c (compile_file): Call process_pending_assemble_output_defs - just before targetm.asm_out.file_end. - * tree.h (process_pending_assemble_output_defs): Declare. - * varasm.c (assemble_output_def, process_pending_assemble_output_defs): - New functions. - (assemble_alias): Defer generation of assembly code for defines when - TARGET_DEFERRED_OUTPUT_DEFS is true. - * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define. - * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define. - * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document. - -2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - PR target/19336 - * pa.c (pa_scalar_mode_supported_p): New function. - (TARGET_SCALAR_MODE_SUPPORTED_P): Define. - * pa.h (MIN_UNITS_PER_WORD): Add comment. - - * pa-protos.h (prefetch_operand): Delete. - (prefetch_cc_operand, prefetch_nocc_operand): New declations. - * pa.c (prefetch_operand): Delete. - (prefetch_cc_operand, prefetch_nocc_operand): New functions. - * pa.h (EXTRA_CONSTRAINT): Add `W' constraint. - (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand - and prefetch_nocc_operand. - * pa.md (prefetch): Rework to avoid reload problems handling short - displacements when a cache control completer needs to be provided. - (prefetch_32, prefetch_64): Delete. - (prefetch_cc, prefetch_nocc): New patterns. - -2005-01-15 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change. - -2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - PR ada/19388 - * pa.c (pa_asm_output_aligned_common): Warn if specified alignment - exceeds maximum alignment for global common data. - * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768. - * som.h (MAX_OFILE_ALIGNMENT): Likewise. - -2004-01-15 Roger Sayle <roger@eyesopen.com> - - * tree-ssa-dom.c (extract_range_from_cond): Correct condition. - -2004-01-15 Roger Sayle <roger@eyesopen.com> - - * harg-reg-set.h (reg_class_names): Prototype global array. - * regclass.c (reg_class_names): Declare here and initialize to - REG_CLASS_NAMES. - (dump_regclass): Remove local declaration of reg_class_names. - (regclass): Likewise. - * cfg.c (dump_flow_info): Likewise. - * ra-debug.c (reg_class_names): Likewise. - * regrename.c (reg_class_names): Likewise. - * reload.c (reg_class_names): Likewise. - * reload1.c (spill_failure): Likewise. - * config/m68hc11/m68hc11.c (reg_class_names): Likewise. - -2005-01-15 Ulrich Weigand <uweigand@de.ibm.com> - - * config/s390/s390.md ("reload_outti"): Remove predicate for - output operand. Abort if operand is not a MEM. - ("reload_outdi", "reload_outdf"): Likewise. - -2005-01-15 Marc Espie <espie@openbsd.org> - - * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2. - (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4. - * config/openbsd.h: Fix C++ includes for native configurations. - Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD. - Add trampoline support. - * config/i386/openbsdelf.h: New. - -2005-01-15 Marc Espie <espie@openbsd.org> - - * collect2.c (main): Explicitly parse -dynamic-linker option. - -2005-01-15 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/19060 - * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>: - Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE (). - (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0 - and handle extract_range_from_cond returning false. - * fold-const.c (fold): Optimize comparisons with min/max even for - width > HOST_BITS_PER_WIDE_INT. - -2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0. - * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS): - Remove little endian multilib variants. - Add mips32 multilib variant. - -2005-01-15 Kazu Hirata <kazu@cs.umass.edu> - - * explow.c (copy_all_reg, stabilize): Remove. - * expr.h: Remove the corresponding prototypes. - - * rtlanal.c (regs_set_between_p): Remove. - * rtl.h: Remove the corresponding prototype. - -2005-01-14 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename - to rs6000_nonimmediate_operand. - * config/rs6000/rs6000.h (PREDICATE_CODES): Rename - rs6k_nonimmediate_operand to rs6000_nonimmediate_operand. - * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to - rs6000_nonimmediate_operand. - * config/rs6000/spe.md (movdf_e500_double): Rename predicate to - rs6000_nonimmediate_operand. - -2005-01-14 Andrew Pinski <pinskia@physics.uc.edu> - - * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts. - -2005-01-14 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register - on e500v2. - (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2. - (PREDICATE_CODES): Add rs6k_nonimmediate_operand. - - * config/rs6000/rs6000.c (invalid_e500_subreg): New. - (rs6k_nonimmediate_operand): New. - (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2 - correctly. - (legitimate_lo_sum_address_p): Same. - (rs6000_legitimize_address): Same. - (rs6000_legitimize_reload_address): Same. - (rs6000_legitimate_address): Same. - (spe_build_register_parallel): Pass DF and DC modes in a DI - register. - - * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate - to rs6k_nonimmediate_operand. - - * config/rs6000/spe.md ("*frob_df_di"): New. - ("*frob_di_df"): New. - ("*frob_di_df_2"): New. - ("*mov_sidf_e500_subreg0"): New. - ("*mov_sidf_e500_subreg4"): New. - ("*movdf_e500_double"): Change predicate to - rs6k_nonimmediate_operand. - -2005-01-14 Aldy Hernandez <aldyh@redhat.com> - - * postreload.c (move2add_note_store): Only call - trunc_int_for_mode on scalar integers. - -2005-01-14 Steven Bosscher <stevenb@suse.de> - - * tree-ssa-dce.c (visited_control_parents): New sbitmap to - replace BB_VISITED uses. - (find_obviously_necessary_stmts): Don't clear BB_VISITED. - (propagate_necessity): Check the bitmap instead of BB_VISITED. - (tree_dce_done): Free visited_control_parents. - (perform_tree_ssa_dce): Allocate and clear it. - * tree-ssa-pre.c (compute_antic_aux): Make non-recursive. - (compute_antic): Iterate from here using a DFS. Use an sbitmap - instead of BB_VISITED. - -2005-01-14 Kazu Hirata <kazu@cs.umass.edu> - - * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h, - rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h: - Remove unused prototypes. - -2005-01-14 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE - 64-bit register usage. - (spe_func_has_64bit_regs_p): Add FIXME note. - -2005-01-14 Aldy Hernandez <aldyh@redhat.com> - - * config/rs6000/rs6000.c (rs6000_generate_compare): Replace - flag_finite_math_only with flag_unsafe_math_optimizations. - -2005-01-14 J. D. Johnston <jjohnst@us.ibm.com> - - * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct - end-of-stack check. - (__tpf_eh_return): Copy TPF private stack area from the module - boundary stack frame. Add check for when module addresses are - equal, but no stub address is found. - -2005-01-14 Richard Earnshaw <rearnsha@arm.com> - - PR target/7525 - * arm.h (struct machine_function): Add call_via field. - (thumb_call_via_label): Declare. - * arm.c (thumb_call_via_label): New variable. - (thumb_call_reg_needed): New variable. - (arm_output_function_epilogue): For Thumb code, output any per-function - call-indirect trampolines. - (thumb_call_via_reg): New function. - (arm_file_end): New function. - (TARGET_ASM_FILE_END): Call arm_file_end. - (aof_file_end): Likewise. - * arm-protos.h (thumb_call_via_reg): Declare. - * arm.md (call_reg_thumb, call_value_reg_thumb): Call - thumb_call_via_reg in normal case. - -2005-01-14 Jakub Jelinek <jakub@redhat.com> - - PR middle-end/19084 - PR rtl-optimization/19348 - * recog.c (peephole2_optimize): Do global life update if some peephole - decides it doesn't need at least one of its inputs and that change - influences liveness at the start of the basic block. - - * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET - arguments instead of 1. - -2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr> - - PR middle-end/18820 - * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return - zero for nested functions needing a static chain or functions - with a non-constant address. - -2005-01-13 Roger Sayle <roger@eyesopen.com> - - * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize - (and (sign_extend X) C) into (zero_extend (and X C)). - -2005-01-13 David O'Brien <obrien@FreeBSD.org> - - * config/freebsd-spec.h: Make KSE pthread lib logic the default. - -2005-01-13 Richard Henderson <rth@redhat.com> - - PR target/19009 - PR target/19250 - PR target/19252 - * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq, - bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH, - not just TARGET_SSE. - (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns. - (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387. - (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH. - (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly. - (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly. - (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly. - (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387, - fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N. - (movdicc_c_rex64): Rename with '*'. - (movsfcc, movdfcc): Add checks for 387 and sse math to condition. - (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New. - (movsfcc_1_387): Rename from movsfcc_1. - (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New. - (movdfcc_1, movdfcc_1_rex64): Add check for 387. - (sminsf3, smaxsf3, smindf3, smaxdf3): New. - (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf, - mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse, - maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq, - sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1, - sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4, - sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3, - sse_movdfcc_const0_4): Remove. - * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH, - recognize min/max early. Update for changed sse cmove patterns. - (ix86_split_sse_movcc): New. - * config/i386/i386-protos.h: Update. - -2005-01-13 Steven Bosscher <stevenb@suse.de> - - * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators. - (fix_stmt_v_may_defs): Likewise. - -2005-01-13 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode - for converting the mask. - -2005-01-13 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE - definition to 600. - -2005-01-13 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD, - IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ, - IX86_BUILTIN_MOVDQ2Q): Remove. - (IX86_BUILTIN_VEC_EXT_V4SI): New. - (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match. - (ix86_expand_vector_extract): For V4S[FI], extract element 0 after - shuffling. - * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2. - (sse2_pextrw): Fix immediate constraint. - (sse2_loadq, sse2_loadq_rex64): Remove. - * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x): - Use __builtin_ia32_vec_ext_<size>. - (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>. - -2005-01-13 Aldy Hernandez <aldyh@redhat.com> - - * function.c (assign_parm_setup_block): Look inside original - entry_parm when inspecting PARALLEL. - -2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org> - Joel Sherrill <joel@oarcorp.com> - - PR target/19399 - * gthr-rtems.h (__gthread_recursive_mutex_t): New type. - (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to - rtems_gxx_recursive_mutex_init. - (__gthread_recursive_mutex_lock): New function. - (__gthread_recursive_mutex_trylock): Likewise. - (__gthread_recursive_mutex_unlock): Likewise. - -2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org> - - * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu. - -2005-01-13 Jan Beulich <jbeulich@novell.com> - - * config/ia64/ia64.md (ashlti3, ashlti3_internal): New. - (ashrti3_internal): Indicate output is early clobber. Generate result - into output rather than first input. Use move for low word of output - if shift count is exactly 64. - (lshrti3_internal): Likewise. - -2005-01-13 Hans-Peter Nilsson <hp@bitrange.com> - - PR target/18329 - PR target/18330 - * reload1.c (delete_output_reload): Don't delete an output reload - if the pseudo lives longer than a single basic block. Adjust and - improve wording of comment. - -2005-01-12 Andrew Pinski <pinskia@physics.uc.edu> - - PR target/19334 - * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead - of TYPE_SIZE where we mean the number of bytes. - -2005-01-12 Aldy Hernandez <aldyh@redhat.com> - - * function.c (assign_parm_setup_block): Relax condition on - multi-register optimization. - -2005-01-12 Nick Clifton <nickc@redhat.com> - - * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns - an "in_delay_slot" attribute of "no" to prevent them being used in - delay slots. This is forbidden because they might generate - exceptions. - -2005-01-12 Alan Modra <amodra@bigpond.net.au> - - PR target/19389 - * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r - with r->Y and Y->r. - -2005-01-12 Nick Clifton <nickc@redhat.com> - - * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being - passed on to GAS) but do not define, as GAS no longer supports or - needs the -m2000 option. - -2005-01-11 Roger Sayle <roger@eyesopen.com> - - * builtins.c (fold_builtin_fabs): Convert argument to the appropriate - type as args of unprototyped builtins aren't automatically promoted. - (fold_builtin_abs): Likewise. - -2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in: Set a `build-warn' variable. - -2005-01-11 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/17949 - * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function. - (find_interesting_uses_address): Use it. - -2005-01-11 Aldy Hernandez <aldyh@redhat.com> - - * regrename.c (kill_value): Handle subreg's that won't simplify. - -2005-01-11 Richard Henderson <rth@redhat.com> - - PR target/13366 - * config/i386/i386.h (enum ix86_builtins): Move ... - * config/i386/i386.c: ... here. - (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW, - IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS, - IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128, - IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD, - IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD, - IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD, - IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD, - IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA, - IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI, - IX86_BUILTIN_LOADDDUP): Remove. - (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI, - IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF, - IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF, - IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI, - IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New. - (ix86_init_builtins): Make static. - (ix86_init_mmx_sse_builtins): Update for changed builtins. - (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands - if all the modes match. Otherwise, fake it. - (get_element_number, ix86_expand_vec_init_builtin, - ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New. - (ix86_expand_builtin): Make static. Update for changed builtins. - (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero - operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode. - (ix86_expand_vector_init_duplicate): New. - (ix86_expand_vector_init_low_nonzero): New. - (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general): - Split out from ix86_expand_vector_init; handle integer modes. - (ix86_expand_vector_init): Use them. - (ix86_expand_vector_set, ix86_expand_vector_extract): New. - * config/i386/i386-protos.h: Update. - * config/i386/predicates.md (reg_or_0_operand): New. - * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants. - (movv2sf_internal): Likewise. And a splitter to match them all. - (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf, - vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si, - vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi, - vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New. - (mmx_pinsrw): Fix operand ordering. - * config/i386/sse.md (movv4sf splitter): Use direct pattern, - rather than sse_loadss expander. - (movv2df splitter): Similarly. - (sse_loadss, sse_loadlss): Remove. - (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New. - (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set. - (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract. - (sse3_movddup): Rename with '*'. - (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart. - (sse2_loadsd): Remove. - (vec_dupv2df_sse3): Rename from sse3_loadddup. - (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New. - (sse2_pinsrw): Fix argument ordering. - (sse2_loadld, sse2_loadq): Add sse1 alternatives. - (sse2_stored): Remove 'r' destination. - (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si, - vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di, - vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si, - vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi, - vec_extractv16qi, vec_initv16qi): New. - - * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define. - (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x, - _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use - constructor form. - (_mm_load_pd, _mm_store_pd): Use plain dereference. - (_mm_load_si128, _mm_store_si128): Likewise. - (_mm_load1_pd): Use _mm_set1_pd. - (_mm_load_sd): Use _mm_set_sd. - (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df. - (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd. - (_mm_set_epi64): Use _mm_set_epi64x. - (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16, - _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16, - _mm_setr_epi8): Use _mm_set_foo form. - (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64. - (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di. - (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi. - (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi. - * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast. - (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si. - (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi. - (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi. - (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant. - * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd. - (_mm_movedup_pd): Use _mm_shuffle_pd. - * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, - _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form. - (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps, - _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero; - Use _mm_setzero_ps. - (_mm_load_ss, _mm_load1_ps): Use _mm_set* form. - (_mm_load_ps, _mm_loadr_ps): Use raw dereference. - (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf. - (_mm_store_ps): Use raw dereference. - (_mm_store1_ps): Use _mm_storeu_ps. - (_mm_storer_ps): Use _mm_store_ps. - (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi. - (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi. - -2005-01-11 Stan Shebs <shebs@apple.com> - - * config/rs6000/rs6000.c (machopic_output_stub): Issue - ldu instead of lwzu if 64-bit -mdynamic-no-pic. - -2005-01-11 Andrew Pinski <pinskia@physics.uc.edu> - - PR target/18761 - * config/rs6000/rs6000.c (rs6000_special_round_type_align): - Skip all DECLs except for FIELD_DECLs. - -2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com> - - * config/s390/s390.c (override_options): Return error if - -mbackchain, -mpacked-stack and -mhard-float are used together. - (s390_va_start): Remove the backchain && packed-stack special case. - (s390_gimplify_va_arg): Likewise. - * doc/invoke.texi: Remove the ABI incompatibility note. - -2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com> - - * config/s390/s390.c (struct s390_frame_layout): Remove - save_backchain_p. - (s390_frame_info, s390_emit_prologue): Replace occurrences of - save_backchain_p with TARGET_BACKCHAIN. - -2005-01-11 Alan Modra <amodra@bigpond.net.au> - - PR target/18916 - * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap. - * expr.h (struct locate_and_pad_arg_data): Add "boundary". - * function.c (locate_and_pad_parm): Set new field. - (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY. - Tweak where_pad test to include "none". Always set mem align for - stack_parm. - (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment - not sufficient for type. - (assign_parm_setup_block): If stack_parm is zero on entry, always - make a new stack local. Block move old stack parm if necessary - to new aligned stack local. - (assign_parm_setup_stack): Use a block move to handle - potentially misaligned entry_parm. - (assign_parms_unsplit_complex): Specify required alignment when - creating stack local. - * calls.c (compute_argument_addresses): Override alignment of stack - arg calculated from its type with the alignment given by - FUNCTION_ARG_BOUNDARY. - (store_one_arg): Likewise. - -2005-01-11 Jan Beulich <jbeulich@novell.com> - - * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4. - Change respective itanium_class attribute to ialu. - (shladdp4_internal): New. - * config/ia64/predicates.md (shladd_log2_operand): New. - -2005-01-11 Richard Henderson <rth@redhat.com> - - * expr.c (store_constructor): Use rtvec_alloc instead of - alloca+gen_rtvec_v, and an incorrect number passed to alloca. - -2005-01-11 Kazu Hirata <kazu@cs.umass.edu> - - * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos. - -2005-01-11 Alan Modra <amodra@bigpond.net.au> - - * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL. - * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define. - (TARGET_RWRELOC): Define. - (ia64_rwreloc_section_type_flags): Delete. - (ia64_section_type_flags): New function. - * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define. - (TARGET_RWRELOC): Define. - -2005-01-10 David Mosberger <davidm@hpl.hp.com> - - PR target/18987 - * config/ia64/ia64.c (process_set): For alloc insn, only call - process_epilogue is !frame_pointer_needed. - -2005-01-10 Roger Sayle <roger@eyesopen.com> - - PR c++/19355 - * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a - unary operator and can't be treated as a binary/comparison operator. - -2005-01-10 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (ix86_function_value): Use type_natural_mode. - (ix86_return_in_memory): Likewise. - (function_arg_advance): Likewise. Mirror structure in function_arg - for choosing register to advance. - -2005-01-10 Kazu Hirata <kazu@cs.umass.edu> - - * tree-vectorizer.c, tree.def: Fix comment typos. - -2005-01-10 Mark Dettinger <dettinge@de.ibm.com> - - * config/s390/s390.c (struct processor_costs): 4 new fields: - ddbr, ddr, debr, der. - (s390_rtx_costs): More precise handling of divide instructions. - -2005-01-10 David Edelsohn <edelsohn@gnu.org> - - * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define. - -2005-01-10 Jan Beulich <jbeulich@novell.com> - - * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section - names resulting from -ffunction-sections/-fdata-sections and linkonce - ones. - * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL - based on the section name. Rearrange the section name comparison logic - slightly so that each section name is compared against at most once. - -2005-01-10 Ben Elliston <bje@au.ibm.com> - - * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of - targets for which -fPIC reduces limitations on the GOT size. - -2005-01-09 Falk Hueffner <falk@debian.org> - - * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding - X/C1 cmpop C2. - -2005-01-09 David Edelsohn <edelsohn@gnu.org> - - PR target/18720 - * collect2.c (main): Set aixrtl_flag for -brtl option. - (resolve_lib_name): Search for .so file extension before .a - if aixrtl_flag set. - -2005-01-09 Dorit Naishlos <dorit@il.ibm.com> - - * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints. - (vect_analyze_data_refs_alignment): Add dump prints. - -2005-01-09 Ira Rosen <irar@il.ibm.com> - - * tree-vectorizer.c (vect_analyze_offset_expr): Use - expr_invariant_in_loop_p. - Initialize outputs first thing in the function. - (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num. - (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num. - (vect_analyze_pointer_ref_access): Check that the initial condition of - the access function is loop invariant. - -2005-01-09 Richard Henderson <rth@redhat.com> - - * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes. - (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem - just like MASKMOVDQU. Return plain zero for MMX_ZERO. - * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>, - mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf, - movv2sf_internal_rex64, movv2sf_internal, MMXMODE, - movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex, - sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3, - ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3, - mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3, - mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd, - sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, - mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw, - mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, - gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, - ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, - mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw, - mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd, - mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, - eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw, - pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3, - pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2, - pswapdv2sf2): Move to mmx.md; rename as necessary with leading - mmx_ prefix. - (mmx_clrdi, pavgusb): Remove. - (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename - with leading sse_ prefix. - * config/i386/sse.md: Receive them. - * config/i386/mmx.md: New file. - (MMXMODE12, MMXMODE24, mmxvecsize): New. - (subrv2sf3): Turn into expander for normal subtraction. - (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3, - mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart, - mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3, - mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark - commutative; use ix86_binary_operator_ok. - (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3, - mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3 - mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3 - mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3, - mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3): - Macroize from existing patterns; use ix86_binary_operator_ok. - (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative. - (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd, - mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model - with vec_select+vec_concat. - (mmx_pshufw, mmx_pshufw_1): Likewise. - (mmx_uavgv8qi3): Merge pavgusb. Model correcty. - (mmx_uavgv4hi3): Model correctly. - * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64, - _mm_xor_si64): Remove casts. - -2005-01-09 Zdenek Dvorak <dvorakz@suse.cz> - - PR tree-optimization/19224 - * tree-scalar-evolution.c (get_instantiated_value, - set_instantiated_value): New functions. - (instantiate_parameters_1): Cache the results. - (instantiate_parameters, resolve_mixers): Initialize and free - the cache. - -2005-01-08 David Edelsohn <edelsohn@gnu.org> - - * config/i386/i386.md (addhi_4): Correct reference in comment. - (addqi_4): Same. - -2005-01-08 Richard Henderson <rth@redhat.com> - - * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier. - (_mm_cvtsi128_si64x): Likewise. - (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32, - _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use - the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32. - * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF. - * config/i386/i386-protos.h: Update. - * config/i386/i386.c (print_operand): Add 'H'. - (ix86_fixup_binary_operands): Split out from ... - (ix86_expand_binary_operator): ... here. - (ix86_fixup_binary_operands_no_copy): New. - (ix86_expand_fp_absneg_operator): Handle vector mode results. - (bdesc_2arg): Update names for sse{,2,3}_ prefixes. - (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases. - (safe_vector_operand): Use CONST0_RTX. - (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands. - (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and - CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU - expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp* - special cases. - * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New. - (IX86_BUILTIN_CMPNGESS): New. - * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New. - (attr type): Add sselog1. - (attr unit, attr memory): Handle it. - (movti, movti_internal, movti_rex64): Move near other integer moves. - (movtf, movtf_internal): Move near other fp moves. - (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df, - vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal, - movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal, - movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf, - sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps, - sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess, - sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2, - mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, - rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3, - sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3, - sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3, - sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3, - vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps, - smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi, - cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si, - cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, - vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, - vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3, - sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu, - sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi, - cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, - cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si, - cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps, - cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3, - ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3, - subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3, - smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3, - sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3, - sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw, - sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3, - gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3, - ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3, - ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd, - sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw, - sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd, - sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd, - sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq, - sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd, - sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd, - sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence, - mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3, - addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup, - movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with - non-optabs meanings renamed with an "sse{,2,3}_" prefix at the - same time. - (SSEPUSH, push<SSEPUSH>): Remove. - (MMXPUSH, push<MMXPUSH>): Remove. - (sse_movaps, sse_movaps_1, sse_movups): Remove. - (sse2_movapd, sse2_movdqa, sse2_movq): Remove. - (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove. - (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove. - (maskncmpv4sf3, vmmaskncmpv4sf3): Remove. - (maskncmpv2df3, vmmaskncmpv2df3): Remove. - (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove. - (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove. - * config/i386/athlon.md (athlon_sselog_load): Handle sselog1. - (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise. - * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr. - (ppro_sse_log_V4SF_load): Similarly. Handle sselog1. - (ppro_sse_log_V4SF): Handle sselog1. - * config/i386/predicates.md (const_0_to_1_operand): New. - (const_0_to_255_mul_8_operand): New. - (const_1_to_31_operand): Rename from const_int_1_31_operand. - (const_2_to_3_operand, const_4_to_7_operand): New. - * config/i386/sse.md: New file. - (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New. - (sse_movups): Rename from sse_movups_1. - (sse_loadlss): Rename from sse_loadss_1. - (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix - from the name. - (negv4sf2): Use ix86_expand_fp_absneg_operator. - (absv4sf2, negv2df, absv2df): New. - (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy. - (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3, - iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3, - smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3, - umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise. - (sse3_addsubv4sf3): Model correctly. - sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3, - sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise. - (sse_movhlps): Model with vec_select+vec_concat. - (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup, - sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup, - sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw, - sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, - sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd, - sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw, - sse2_pshufhw_1): Likewise. - (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New. - (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3, - sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3, - ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3, - sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3, - ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns. - (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3, - sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3, - mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3, - sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3 - sminv8hi3): Mark commutative - operands. Use ix86_binary_operator_ok. - (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw, - sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd, - sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq, - sse2_punpcklqdq): Allow operand2 in memory. - (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd - sse2_movsd): Add memory alternatives. - (sse_storelps): Turn expander into an insn; split after reload. - (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs. - (sse2_storehpd, sse2_storelpd): Add non-xmm outputs. - -2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr> - - * configure.ac (DWARF-2 debug_line): Use objdump. - * configure: Regenerate. - -2005-01-08 Jeff Law <law@redhat.com> - Diego Novillo <dnovillo@redhat.com> - - PR tree-optimization/18241 - * tree-nrv.c (tree_nrv): Ignore volatile return values. - * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize - statements with volatile operands. - * tree-ssa-operands.c (add_stmt_operand): Do add volatile - operands after marking a statement with has_volatile_ops. - -2005-01-08 Roger Sayle <roger@eyesopen.com> - - * tree.c (int_fits_type_p): Always honor integer constant - TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist. - -2005-01-08 Roger Sayle <roger@eyesopen.com> - - * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that - the latent bug in rtl_delete_block has been resolved. - -2005-01-08 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values. - (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64. - -2005-01-08 Richard Sandiford <rsandifo@redhat.com> - - * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the - library as @multilib_dir@/$(SHLIB_SONAME). - -2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr> - - * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo. - * configure: Regenerate. - -2005-01-07 Jakub Jelinek <jakub@redhat.com> - - * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy - TYPE_MODE. - -2005-01-07 David Edelsohn <edelsohn@gnu.org> - - PR target/13674 - * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): - Convert non-word aligned offset address using ld/std into - indirect address. - -2005-01-07 Richard Henderson <rth@redhat.com> - - * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo. - -2005-01-07 Richard SAndiford <rsandifo@redhat.com> - - * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check. - -2005-01-07 Jakub Jelinek <jakub@redhat.com> - - PR tree-optimization/19283 - * fold-const.c (fold_widened_comparison): Return NULL if shorter_type - is not shorter than the original type. - - PR rtl-optimization/19012 - * config/i386/i386.md (addqi_1_slp): Set memory attribute. - - PR rtl-optimization/18861 - * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define. - (FULL_STATE): Define. - (mark_tablejump_edge): New function. - (purge_dead_tablejump_edges): New function. - (find_bb_boundaries): Use it. - - PR tree-optimization/18828 - * builtins.c (expand_builtin_next_arg): Remove argument and all - the argument checking. - (expand_builtin): Adjust caller. - (expand_builtin_va_start): Likewise. Remove error for too many - arguments. - (fold_builtin_next_arg): Issue error for too many arguments. - After checking arguments, replace them with magic arguments that - prevent further checking of the args. - -2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> - - * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec. - -2005-01-06 Roger Sayle <roger@eyesopen.com> - - PR target/6077 - * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...} - and %{.S:...} (and their negative variants) to test whether the - input file is assembler or pre-processed-assembler independent of - the actual filename extension. - -2005-01-06 Roger Sayle <roger@eyesopen.com> - - * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts - of sign or zero extended values. - -2005-01-06 Geoffrey Keating <geoffk@apple.com> - - * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__ - for IBM long double format correctly. - -2005-01-06 Daniel Berlin <dberlin@dberlin.org> - - Fix PR tree-optimization/18792 - - * tree-data-ref.c (build_classic_dist_vector): Change first_loop - to first_loop_depth, and use loop depth instead of loop number. - (build_classic_dir_vector): Ditto. - (compute_data_dependences_for_loop): Use depth, not loop number. - * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop - number. Pass in loops, instead of loop numbers. - (gather_interchange_stats): Ditto. - (linear_transform_loops): Ditto. - -2005-01-06 Richard Sandiford <rsandifo@redhat.com> - - PR rtl-opt/13299 - * loop.c (get_monotonic_increment, biased_biv_fits_mode_p, - biv_fits_mode_p, extension_within_bounds_p): New functions. - (check_ext_dependent_givs): Use them. - -2005-01-06 Roger Sayle <roger@eyesopen.com> - - * cfgrtl.c (rtl_delete_block): A basic block may be followed by - more than one barrier, in which case we should delete them all. - -2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de> - - * gcc.c (process_command): Change year in 'gcc --version' to 2005. - -2005-01-05 Daniel Berlin <dberlin@dberlin.org> - - Fix PR middle-end/19286 - Fix PR debug/19267 - * dwarf2out.c (gen_subprogram_die): If we've already tried to - output this subprogram, simply ignore this attempt to do it again. - (add_abstract_origin_attribute): Don't abort trying to add the abstract - origin attribute if it's not possible. - (gen_block_die): Don't ignore subblocks of "unused" blocks. - (decls_for_scope): Ditto. - * gimple-low.c (mark_blocks_with_used_subblocks): Remove. - (mark_used_blocks): Don't call mark_blocks_with_used_subblocks. - -2005-01-05 Richard Henderson <rth@redhat.com> - - PR target/11327 - * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New. - (bdesc_2arg): Use it. - (ix86_expand_binop_builtin): Force operands into registers - when optimizing. - (ix86_expand_unop_builtin, ix86_expand_unop1_builtin, - ix86_expand_sse_compare, ix86_expand_sse_comi, - ix86_expand_builtin): Likewise. - -2005-01-05 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR - and VEC_SELECT. - * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl]. - (mulv4hi3): Set itanium_class mmmul. - (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove. - (fpack): Rename from fpack_sfsf. - -2005-01-05 Richard Henderson <rth@redhat.com> - - PR rtl-opt/10692 - * reload1.c (do_input_reload): Restrict the optimization deleteing - a previous output reload to RELOAD_FOR_INPUT. - -2005-01-05 Steven Bosscher <stevenb@suse.de> - - * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add - comment that we fall through after case. - (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST. - (distribute_links): Likewise. - * cse.c (cse_insn): Likewise. - * cselib.c (cselib_invalidate_mem): Likewise. - * df.c: Update comments at the top of the file. - (read_modify_subreg_p): Update comments here too. - (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST. - * flow.c (mark_set_1): Likewise. - (mark_used_regs): Likewise. - * gcse.c (mems_conflict_for_gcse_p): Likewise. - (canon_list_insert): Likewise. - (mark_set): Likewise. - (try_replace_reg): Likewise. - (store_killed_in_insn): Likewise. - * loop.c (count_one_set): Likewise. - (basic_induction_var): Likewise. - * postreload-gcse.c (find_mem_conflicts): Likewise. - * postreload.c (reload_combine_note_store): Likewise. - (move2add_note_store): Likewise. - * reload.c (find_equiv_reg): Likewise. - (mark_referenced_resources): Likewise. - * rtlanal.c (set_noop_p): Likewise. - (note_stores): Likewise. - (note_uses): Likewise. - * sched-deps.c (sched_analyze_1): Likewise. - * sched-rgn.c (check_live_1): Likewise. - (update_live_1): Likewise. - * config/i860/i860.c: Likewise. - - * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as - an lvalue. - (ZERO_EXTRACT): Mention that this one can be an lvalue. - - * doc/rtl.texi: Update documentation for bit-fields and SET. - -2005-01-05 Roger Sayle <roger@eyesopen.com> - - * ifcvt.c (find_if_case_1): Revert 2005-01-04 change. - -2005-01-05 Jan Hubicka <jh@suse.cz> - Richard Henderson <rth@redhat.com> - - PR target/18910 - * config/i386/i386.c (ix86_expand_move): Handle tls symbols - with an offset. - -2005-01-05 Richard Henderson <rth@redhat.com> - - PR target/12902 - * config/i386/i386.md (sse_movhps, sse_movlps): Remove. - (sse_shufps): Change operand 3 to const_int_operand. - (sse2_storelps): Fix typo in template. - (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New. - * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them. - (ix86_expand_builtin): Likewise. - -2005-01-05 Julian Brown <julian@codesourcery.com> - - * config/arm/arm.c (arm_return_in_memory): Treat complex types - as aggregates for AAPCS ABIs. - -2005-01-05 Stan Shebs <shebs@apple.com> - - * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit - Mach-O getters if ppc64. - * config/darwin.c (darwin_asm_output_dwarf_delta): Obey - size argument. - * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use - signed four-byte field for global code case. - (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation. - -2005-01-05 Roger Sayle <roger@eyesopen.com> - - PR middle-end/19100 - * c-common.c: Include real.h. - (c_common_truthvalue_conversion): Avoid destructively modifying expr. - Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST. - Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST. - * Makefile.in (c-common.o): Update dependencies. - -2005-01-05 Joseph S. Myers <joseph@codesourcery.com> - - * c-parse.in (asm_string): Add trailing semicolon. - -2005-01-05 Joseph S. Myers <joseph@codesourcery.com> - - * c-parse.in (asm_string): New. Don't allow wide strings in - 'asm'. - (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use - asm_string instead of STRING. - -2005-01-05 Joseph S. Myers <joseph@codesourcery.com> - - * c-typeck.c (constructor_no_implicit): Remove. - (set_designator, process_init_element): Don't check - constructor_no_implicit. - -2005-01-05 J"orn Rennecke <joern.rennecke@st.com> - Kaz Kojima <kkojima@gcc.gnu.org> - - PR target/16482 - * lcm.c (create_pre_exit): New. - (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set - ENTRY_EXIT_EXTRA to 3. Use create_pre_exit. - -2004-01-05 Richard Earnshaw <rearnsha@arm.com> - - * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and - -msoft-float in target_float_switch. - * arm.c (arm_override_options): Fix processing of target_float_switch. - -2004-01-05 Richard Earnshaw <rearnsha@arm.com> - - * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register - preferencing. - -2004-01-05 Uros Bizjak <uros@kss-loka.si> - - * doc/invoke.texi (Intel 386 and AMD x86-64 Options): - Replace i387 with 'i386 compiler' in -mfpmath=sse option. - -2005-01-04 Roger Sayle <roger@eyesopen.com> - - * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block, - if deleting the then-block allows the test-block to fallthru to the - else-block. - -2005-01-04 Andrew Pinski <pinskia@physics.uc.edu> - - PR c/19152 - * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared - after the full declaration if the are in two different TUs. - -2005-01-04 Richard Henderson <rth@redhat.com> - - PR tree-opt/19158 - * tree-sra.c (generate_one_element_init): Just - call gimplify_and_add. - (generate_element_init): Record the - new referenced variables and mark them for renaming - and split out to ... - (generate_element_init_1): This. - (scalarize_init): Don't call push_gimplify_context/ - pop_gimplify_context. - -2005-01-04 Geoffrey Keating <geoffk@apple.com> - - * toplev.c (get_src_pwd): Handle failure of getpwd(). - -2005-01-04 Roger Sayle <roger@eyesopen.com> - - * fold-const.c (fold_single_bit_test): Delete unreachable handling - of TRUTH_NOT_EXPR. - (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as - all the cases handled by it are inverted by invert_truthvalue. - -2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.md (save_register_windowdi): Add missing mode. - (save_register_windowsi): Likewise. - -2005-01-04 Richard Henderson <rth@redhat.com> - - * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname. - -2005-01-04 Uros Bizjak <uros@kss-loka.si> - - PR middle-end/17767 - * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt - any simplifications of vector mode comparison operators. - * simplify-rtx.c (simplify_relational_operation): Fix variable name. - -2005-01-04 Paolo Bonzini <bonzini@gnu.org> - Devang Patel <dpatel@apple.com> - - PR tree-optimization/18308 - * tree-if-conv.c (add_to_dst_predicate_list): Gimplify - the operands before creating a new expression. - * dojump.c (do_jump): Make drop_through_label available - for all cases. Add expansion of COND_EXPR. - -2005-01-04 Ira Rosen <irar@il.ibm.com> - - * tree-vectorizer.c (vect_analyze_offset_expr): Test for - INTEGER_CST instead of TREE_CONSTANT. - (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST - instead of TREE_CONSTANT. - (vect_analyze_pointer_ref_access): Test for INTEGER_CST - instead of TREE_CONSTANT. - -2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr> - - * tree-eh.c (replace_goto_queue): Return early if the queue is empty. - -2005-01-04 Uros Bizjak <uros@kss-loka.si> - - PR target/19240 - * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH. - (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH). - -2005-01-03 Richard Henderson <rth@redhat.com> - - * fold-const.c (force_fit_type): Cope with types larger than 2 HWI. - (fold_convert_const_int_from_int, fold_convert_const_int_from_real, - fold_convert_const_real_from_real): Split out from ... - (fold_convert_const): ... here. - -2005-01-03 Richard Henderson <rth@redhat.com> - - PR target/19235 - * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives. - (mov<MMXMODEI>_internal): Likewise. - (movdf_nointeger): Prefer Y while not preferring, but allowing, x. - Add V2SF case; use it for SSE1; don't use TI. - (movdf_integer): Likewise. - (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1. - -2005-01-03 Ira Rosen <irar@il.ibm.com> - - * tree-vectorizer.c (vect_strip_conversions): New function. - (vect_analyze_offset_expr): Call vect_strip_conversions. Add - check for binary class. - -2005-01-03 Daniel Berlin <dberlin@dberlin.org> - - Fix PR debug/17924 - Fix PR debug/19191 - * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin - is a decl. - * gimple-low.c (mark_blocks_with_used_vars): New function. - (mark_blocks_with_used_subblocks): Ditto. - (mark_used_blocks): Ditto. - (pass_mark_used_blocks): New pass. - * tree-inline.c: Include debug.h. - (expand_call_inline): Call outlining_inline_function here. - * tree-optimize.c (init_tree_optimization_passes): Add - pass_mark_used_blocks. - * tree-pass.h (pass_mark_used_blocks): New. - * Makefile.in (tree-inline.o): Add debug.h dependency. - -2005-01-03 Geoffrey Keating <geoffk@apple.com> - - * config/darwin.c (darwin_handle_weak_import_attribute): Permit - VAR_DECLs to have weak_import attribute. - - * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than - 'struct ucontext'. - -2004-01-03 Steven Bosscher <stevenb@suse.de> - - * passes.c (rest_of_compilation): Don't run regmove if only - flag_expensive_optimizations, require flag_regmove instead. - -2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not - register "sparc". - * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise. - * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise. - * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete. - * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise. - -2005-01-03 Richard Henderson <rth@redhat.com> - - * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New. - (ia64_const_ok_for_letter_p): New. - (ia64_const_double_ok_for_letter_p): New. - (ia64_extra_constraint): New. - (ia64_expand_vecint_compare): New. - (ia64_expand_vcondu_v2si): New. - (ia64_expand_vecint_cmov): New. - (ia64_expand_vecint_minmax): New. - (ia64_print_operand): Add 'v'. - (ia64_preferred_reload_class): New. - (ia64_vector_mode_supported_p): New. - * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New. - (PREFERRED_RELOAD_CLASS): Move to function. - (CONST_OK_FOR_LETTER_P): Move to function. - (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function. - (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove. - (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove. - (EXTRA_CONSTRAINT): Move to function. - * config/ia64/ia64.md: Include vect.md. - (itanium_class): Add mmalua. - (type): Handle it. - * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses. - (1b_mmalua): New. - * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly. - * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any - CONST0_RTX. - (const_int_2bit_operand): New. - (fr_reg_or_0_operand): New. - * config/ia64/ia64-modes.def: Add vector modes. - * config/ia64/ia64-protos.h: Update. - * config/ia64/vect.md: New file. - -2005-01-03 Richard Henderson <rth@redhat.com> - - * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT. - -2005-01-03 Uros Bizjak <uros@kss-loka.si> - - PR target/19236 - * config/i386/i386.c (log1psf2): Change mode of operands[0,1] - to SFmode. - (log1pdf2): Change mode of operands[0,1] to DFmode. - -2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr> - - * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false. - * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true. - * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise. - * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to - SPARC_RELAXED_ORDERING. - -2005-01-03 Richard Henderson <rth@redhat.com> - Uros Bizjak <uros@kss-loka.si> - - PR target/14631 - * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW, - IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message. - * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector - handling. - (*mmx_pinsrw, *sse2_pinsrw): New patterns. - * config/i386/i386/predicates.md (const_pow2_1_to_8_operand, - const_pow2_1_to_128_operand): New predicates. - -2005-01-02 Greg McGary <greg@mcgary.org> - - * tree-mudflap.c (mf_varname_tree): decl_printable_name handles - anonymous decls. - (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost - object. [ptr_type]: Remove unused variable. - Remember nearest addressable array-element or record-component - when checking bitfield components. Tolerate empty BIND_EXPR. - -2005-01-01 Richard Henderson <rth@redhat.com> - - * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions - that don't narrow the value. Fail for other conversions. - -2005-01-01 Richard Henderson <rth@redhat.com> - - PR c/19031 - * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks. - * c-lang.c (finish_file): Don't do it here. - * objc/objc-act.c (objc_finish_file): Likewise. - - * cgraph.c (decl_assembler_name_equal): New. - (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New. - (cgraph_varpool_node): Actually link up cgraph_varpool_nodes. - * cgraph.h (struct cgraph_varpool_node): Add next. - (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare. - * varasm.c (assemble_alias): Mark the target as needed. - -2005-01-01 Andrew Pinski <pinskia@physics.uc.edu> - - PR middle-end/19221 - * function.c (get_arg_pointer_save_area): Use entry_of_function - instead of get_insns. - -2005-01-01 Roger Sayle <roger@eyesopen.com> - Andrew Pinski <pinskia@physics.uc.edu> - James E. Wilson <wilson@specifixinc.com> - - PR rtl-optimization/12092 - * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK - is zero. - -2005-01-01 Roger Sayle <roger@eyesopen.com> - Olivier Hainque <hainque@act-europe.fr> - - * tree.c (int_fits_type_p): A narrower type always fits in a - wider one, except for negative values into unsigned types. - -2005-01-01 Roger Sayle <roger@eyesopen.com> - - * tree.c (int_fits_type_p): Compare the result of force_fit_type - with the original constant rather than require TREE_OVERFLOW. - -2005-01-01 Steven Bosscher <stevenb@suse.de> - - PR middle-end/17544 - * c-decl.c (finish_function): If compiling C99, annotate the - compiler generated return with the current file name and line 0. - * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if - the source line is greater than 0. - (remove_bb): Likewise. +Older entries for 2005 can be found in ChangeLog-2005. diff --git a/gcc/ChangeLog-2005 b/gcc/ChangeLog-2005 new file mode 100644 index 0000000..89f189c --- /dev/null +++ b/gcc/ChangeLog-2005 @@ -0,0 +1,22732 @@ +2005-06-30 Diego Novillo <dnovillo@redhat.com> + + PR 21584 + PR 22219 + * tree-ssa-alias.c (create_name_tags): Also process + non-dereferenced pointers. + Remove argument 'ai'. Update all callers. + +2005-06-30 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): + Set to 0 for FRAME_GROWS_DOWNWARD. + (REGISTER_NAMES): Add sfp. + +2005-07-01 Kelley Cook <kcook@gcc.gnu.org> + + * config/arm/libunwind.S, config/arm/pr-support.c, + config/arm/unwind-arm.c, config/arm/unwind-arm.h, + config/c4x/predicates.md, tree-object-size.c: Update FSF address. + +2005-06-30 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/22260 + * config/sparc/sparc.c (emit_and_preserve): Add 2nd register. + Preserve the 2nd register too, if present. + (sparc_output_mi_thunk) <PIC case>: Preserve the PIC register too. + Adjust call to emit_and_preserve. + +2005-06-30 Zack Weinberg <zack@codesourcery.com> + Jakub Jelinek <jakub@redhat.com> + + * pretty-print.h (PP_NL_ARGMAX): New. + (text_info): Add locus. + (struct chunk_info): New. + (output_buffer): Add formatted_obstack, chunk_obstack, and + cur_chunk_array. Change obstack to a pointer. + (pp_wrapping_mode_t, pp_wrapping_mode, pp_set_verbatim_wrapping): New. + (struct pretty_print_info): Replace ideal_maximum_length and + prefixing_rule with wrapping. + (pp_line_cutoff, pp_prefixing_rule): Update to match. + Update prototypes and wrapper macros throughout. + * pretty-print.c (pp_formatted_text_data, pp_append_r) + (pp_base_clear_output_area, pp_construct, pp_base_formatted_text) + (pp_base_last_position_in_text, pp_base_newline, pp_base_character): + Update for changes to pp structure. + (pp_base_prepare_to_format, pp_base_format_text): Delete. + (pp_base_format, pp_base_output_formatted_text): New functions. + (pp_base_format_verbatim): Use pp_set_verbatim_wrapping. + (pp_verbatim): Clear text.locus. + (pp_printf): Likewise. Use pp_format and pp_output_formatted_text. + * c-objc-common.c (c_tree_printer): Update function signature. + * diagnostic.c (diagnostic_initialize): Update for changes to + pp structure. + (diagnostic_report_diagnostic): Call pp_format and then + pp_output_formatted_text. + (verbatim): Clear text.locus. + * diagnostic.h (diagnostic_prefixing_rule, diagnostic_line_cutoff): + Update for changes to pp structure. + + * c-lang.c: No need to include c-pretty-print.h. + * Makefile.in: Remove bogus line containing only a tab. + (c-lang.o): Update dependencies. + * toplev.c (announce_function): Don't use verbatim. + (default_tree_printer): Update signature. + + * objc/objc-lang.c: No need to include c-pretty-print.h. + * objc/Make-lang.in: Update dependencies. + +2005-06-29 Daniel Berlin <dberlin@dberlin.org> + + * tree-complex.c (complex_variable_components): Now a hashtable. + (cvc_lookup): Ditto. + (cvc_insert): Ditto. + (create_components): Use referenced var iterator. + Initialize hashtable. Use cvc_insert/lookup. + (extract_components): Use cvc_insert/lookup. + (update_complex_components): Ditto. + (update_complex_components_on_edge): Ditto. + * tree-dfa.c (referenced_vars): Now a hashtable. + (dump_referenced_vars): Use iterator. + (referenced_var_lookup): New function. + (referenced_var_insert): Ditto. + (add_referenced_var): Use referenced_var_insert. + (mark_new_vars_to_rename): Use DECL_UID. + * tree-flow-inline.h (first_htab_element): New function. + (end_htab_p): Ditto. + (next_htab_element): Ditto. + (first_referenced_var): Ditto. + (end_referenced_vars_p): Ditto. + (next_referenced_var): Ditto. + (is_call_clobbered): Use DECL_UID. + (mark_call_clobbered): Ditto. + (clear_call_clobbered): Ditto. + (mark_non_addressable): Ditto. + * tree-flow.h (htab_iterator): New struct. + (FOR_EACH_HTAB_ELEMENT): New macro. + (struct int_tree_map): New struct. + (int_tree_map_hash): Prototype. + (int_tree_map_eq): Ditto. + (referenced_var_iterator): Ditto. + (FOR_EACH_REFERENCED_VAR): New macro. + (referenced_vars): Now a hashtable. + * tree-into-ssa.c (symbol_marked_for_renaming): Use DECL_UID. + (add_new_name_mapping): Ditto. + (mark_def_sites): Ditto. + (insert_phi_nodes): Use referenced_var iterator. + (mark_def_site_blocks): Ditto. + (mark_sym_for_renaming): Use DECL_UID. + * tree-sra.c (is_sra_candidate_decl): Use DECL_UID. + (lookup_element): Ditto. + (find_candidates_for_sra): Use referenced_vars iterator. + Use DECL_UID. + * tree-ssa-alias.c (NUM_REFERENCES): New macro. + (NUM_REFERENCES_CLEAR): Ditto. + (NUM_REFERENCES_INC): Ditto. + (NUM_REFERENCES_SET): Ditto. + (alias_obstack): New bitmap obstack. + (struct alias_map_d): Use bitmap, not sbitmap. + (struct alias_info): Remove num_references. + (init_alias_info): Use referenced_var iterator. + Initialize bitmap obstack. + (delete_alias_info): Use referenced_var iterator. + Free bitmap obstack. + (compute_points_to_and_addr_escape): Use DECL_UID. + Use new NUM_REFERENCES macros. + (compute_flow_sensitive_aliasing): may_aliases is now a bitmap. + Use new NUM_REFERENCES macros. + (group_aliases_into): Update prototype to use bitmap. + (setup_pointers_and_addressables): Use referenced_vars iterator. + Use DECL_UID. Use new NUM_REFERENCES macros. + (add_pointed_to_var): Use DECL_UID. + (dump_alias_info): Use referenced_var iterator. + (add_type_alias): Ditto. + (used_portions): Now a hashtable. + (used_part_map_eq): New function. + (used_part_map_hash): Ditto. + (free_used_part_map): Ditto. + (up_lookup): Ditto. + (up_insert): Ditto. + (get_or_create_used_part_for): Use up_lookup. + (create_overlap_variables_for): Ditto. + (find_used_portions): Use up_insert. + Use DECL_UID. + (create_structure_vars): Init used_portions hashtable, use + referenced_vars iterator. + * tree-ssa-live.c (create_ssa_var_map): sbitmaps became bitmaps. + Use DECL_UID. + * tree-ssa-loop-im.c (gather_mem_refs_stmt): Use DECL_UID. + * tree-ssa-operands.c (get_asm_expr_operands): Ditto. + (note_addressable): Ditto. + * tree-ssa-structalias.c (set_uids_in_ptset): Ditto. + * tree-ssa.c (verify_flow_insensitive_alias_info): Use + referenced_var iterator. + Use DECL_UID. + (delete_tree_ssa): Ditto. + (int_tree_map_eq): New function. + (int_tree_map_hash): Ditto. + * tree-stdarg.c (find_va_list_reference): Use DECL_UID. + (va_list_ptr_read): Ditto. + (va_list_counter_struct_op): Ditto. + (va_list_ptr_write): Ditto. + (check_va_list_escapes): Ditto. + (check_all_va_list_escapes): Ditto. + (execute_optimize_stdarg): Ditto. + * tree-tailcall.c (suitable_for_tail_opt_p): Used referenced_var + iterator. + +2005-06-30 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/darwin.h (FRAME_POINTER_REGNUM): Rename to ... + (HARD_FRAME_POINTER_REGNUM): this. + +2005-06-30 Jan Hubicka <jh@suse.cz> + + * ipa-inline.c (cgraph_clone_inlined_nodes): Revert previous patch. + +2005-06-30 Francois-Xavier Coudert <coudert@clipper.ens.fr> + + PR middle-end/22247 + * tree-ssa-structalias.c (build_constraint_graph, scc_visit, + process_unification_queue, init_topo_info, topo_visit, + init_scc_info, free_scc_info, perform_var_substitution, + solve_graph): Use unsigned instead of uint. + +2005-06-30 Jakub Jelinek <jakub@redhat.com> + + * function.c (gen_stack_protect_test): Add third argument. + +2005-06-30 J. D. Johnston <jjohnst@us.ibm.com> + + * gthr-tpf.h (CE2THRCPTR): Change field offset to 16. + +2005-06-30 Kazu Hirata <kazu@codesourcery.com> + + * config/c4x/c4x-protos.h: Remove the prototypes for those + functions removed from c4x.c. Add prototypes for those + functions exported in c4x.c. + * config/c4x/c4x.c (any_operand, fp_zero_operand, + const_operand, stik_const_operand, not_const_operand, + reg_operand, r0r1_reg_operand, r2r3_reg_operand, + ext_low_reg_operand, ext_reg_operand, std_reg_operand, + std_or_reg_operand, addr_reg_operand, index_reg_operand, + dp_reg_operand, sp_reg_operand, st_reg_operand, + rc_reg_operand, call_address_operand, + symbolic_address_operand, dst_operand, src_operand, + src_hi_operand, lsrc_operand, tsrc_operand, + nonimmediate_src_operand, nonimmediate_lsrc_operand, + reg_or_const_operand, par_ind_operand, parallel_operand): + Remove. + (c4x_immed_float_p, c4x_a_register, c4x_x_register, + c4x_K_constant, c4x_N_constant, c4x_O_constant, + c4x_S_indirect): Export. + * config/c4x/c4x.h (PREDICATE_CODES): Remove. + * config/c4x/c4x.md: Include predicates.md. + * config/c4x/predicates.md: New. + +2005-06-30 Jakub Jelinek <jakub@redhat.com> + + * function.c (stack_protect_epilogue): Pass label to + stack_protect_test, assume it emitted also the conditional + branch. + * doc/md.texi (stack_protect_test): Adjust documentation. + * config/i386/i386.md (stack_protect_test): Add third argument, + emit beq with operands[2]. + * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Define to + flag_stack_protect != 0. + * config/rs6000/rs6000.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New + constants. + (stack_protect_set, stack_protect_test): New expanders. + (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, + stack_protect_testdi): New insns. + * config/rs6000/rs6000.c (rs6000_stack_protect_fail): New function. + (TARGET_STACK_PROTECT_FAIL): Define. + (rs6000_generate_compare): Handle UNSPEC_SP_TEST. + + * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Increment. + (DWARF_FRAME_REGISTERS, DWARF_REG_TO_UNWIND_COLUMN): Adjust, so + that addition of sfp doesn't change these. + (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS, + REG_ALLOC_ORDER): Add sfp. + (INT_REGNO_P): Include FRAME_POINTER_REGNUM. + (FRAME_POINTER_REGNUM): Define to 113. + (HARD_FRAME_POINTER_REGNUM): Define to 31. + (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add sfp. + (STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD. + (ELIMINABLE_REGS): Never eliminate to + FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM + instead. Add eliminations from FRAME_POINTER_REGNUM. + (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): + Include FRAME_POINTER_REGNUM. + (REGISTER_NAMES): Add sfp. + * config/rs6000/rs6000.c (rs6000_reg_names): Add sfp. + (alt_reg_names): Likewise. + (rs6000_stack_info): Handle FRAME_GROWS_DOWNWARD. + (rs6000_emit_prologue): Use HARD_FRAME_POINTER_REGNUM + instead of FRAME_POINTER_REGNUM. + (rs6000_initial_elimination_offset): Never eliminate to + FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM + instead. Add elimination offsets from FRAME_POINTER_REGNUM. + + * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Only return non-zero + if DEFAULT_ABI == ABI_V4. + +2005-06-30 Steven Bosscher <stevenb@suse.de> + + * coretypes.h (tls_model): Add TLS_MODEL_NONE as 0. + * tree.h (struct tree_decl): New field `tls_model'. + (DECL_TLS_MODEL): New. + (DECL_THREAD_LOCAL_P): Rename from DECL_THREAD_LOCAL, make it + a predicate. + * rtl.h (decl_default_tls_model): Add prototype for it. + * varasm.c (decl_tls_model): Rewritten and renamed to ... + (decl_default_tls_model): ... this. + (default_encode_section_info): Use DECL_TLS_MODEL instead of + decl_tls_model. + (assemble_variable): Replace DECL_THREAD_LOCAL with + DECL_THREAD_LOCAL_P. + (default_section_type_flags_1): Likewise. + (categorize_decl_for_section): Likewise. + * tree.c (staticp): Likewise. + (recompute_tree_invarant_for_addr_expr): Likewise. + * drawf2out (loc_descriptor_from_tree_1): Likewise. + * c-decl.c (diagnose_mismatched_decls): Likewise. + with DECL_THREAD_LOCAL_P. + (start_decl): Likewise. + * print-tree.c (print_node): Likewise. Print the TLS model. + (grokdeclarator): Set the default DECL_TLS_MODEL here. + * c-common.c (handle_tls_model_attribute): Rewrite to set the + TLS model up based on the attribute. Never add the attribute + to the decl's attributes list. + * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Replace + DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P. + +2005-06-30 Zdenek Dvorak <dvorakz@suse.cz> + + PR testsuite/21967 + * tree-ssa-live.c (mark_all_vars_used_1): Ignore variables in + TMR_ORIGINAL. + +2005-06-30 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.md (addv2hi3, subv2hi3, sminv2hi3, smaxv2hi3, + mulv2hi3, negv2hi2, absv2hi2): Pattern names fixed by appending the + necessary digit. + +2005-06-29 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_file_start): Use PPC405_ERRATUM77. + +2005-06-29 Diego Novillo <dnovillo@redhat.com> + + PR 22234 + * tree-ssa-copy.c (fini_copy_prop): Do not overwrite copy_of + when following copy-of chains. + +2005-06-30 Jan Hubicka <jh@suse.cz> + + * function.h (struct function): Add saved blocks/unexpanded var list. + * gimple-low.c (record_vars): Insert only VAR_DECLs. + * tree-inline.c (add_lexical_block): Declare; do not clear sublocks. + (remap_decl): Do not declare vars. + (remap_block): Do not care inserting blocks. + (remap_blocks): New function. + (copy_body_r): Update debug info. + (expand_call_inline): Duplicate callee block tree into caller; + copy all the unexpanded_var_list. + (save_body): Save unexpanded_var_list and blocks. + * tree-optimize.c (tree_rest_of_optimization): Restore + blocks/unexpanded_var_list. + +2005-06-29 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_vecint_minmax): Use us_minus and + plus for V4HImode UMAX. + +2005-06-29 Joseph S. Myers <joseph@codesourcery.com> + + * c-tree.h (default_function_array_conversion): Take and return + struct c_expr. + * c-typeck.c (default_function_array_conversion): Split into + array_to_pointer_conversion and function_to_pointer_conversion. + Take and return struct c_expr. + (array_to_pointer_conversion): Do not handle type qualifiers or + COMPOUND_EXPRs specially. + (build_function_call): Call function_to_pointer_conversion for + function designators. + (build_unary_op): Call array_to_pointer_conversion, not + default_function_array_conversion. + (digest_init, output_init_element): Likewise. + * c-parser.c: All callers of default_function_array_conversion + changed. + +2005-06-29 Ziemowit Laski <zlaski@apple.com> + + * config/darwin.c (machopic_select_section): constant ObjC string + objects now always have type "__builtin_ObjCString". + +2005-06-29 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.md (vec_shl_<VEC>, vec_shr_<VEC>): New. + +2005-06-29 Richard Henderson <rth@redhat.com> + + * tree-vect-transform.c (vect_min_worthwhile_factor): Declare. + (vect_create_epilog_for_reduction): Don't use vec_shr if the + operation is emulated. + (vectorizable_reduction): Duplicate vect_min_worthwhile_factor + tests from vectorizable_operation. + +2005-06-29 Caroline Tice <ctice@apple.com> + + Fix PR 21956 + * varasm.c (assemble_start_function): Add "L" to beginning of + local labels, so assembler & linker treat them as local. + +2005-06-29 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp + argument. Simplify canonicalization of condition. Use unsigned + saturating subtraction for QI and HImode unsigned compares. Use + bit arithmetic tricks for SImode unsigned compares. + * config/i386/i386-protos.h (ix86_expand_int_vcond): Update decl. + * config/i386/sse.md (SSEMODE14): New. + (umaxv8hi3): Use us_minus+plus to avoid vcond. + (umaxv4si3): New. + (smax<SSEMODE14>3): Rename from smaxv16qi3 and macroize. + (smin<SSEMODE14>3): Similarly with sminv16qi3. + (umin<SSEMODE24>3): Similarly with uminv8hi3. + +2005-06-29 Ian Lance Taylor <ian@airs.com> + + * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Change + GEN_INT to gen_int_for_mode when storing register size to memory. + +2005-06-29 Stuart Hastings <stuart@apple.com> + + * gcc/config/i386/mmintrin.h: Mark vector intrinsics always_inline. + * gcc/config/i386/emmintrin.h: Likewise. + * gcc/config/i386/pmmintrin.h: Likewise. + * gcc/config/i386/xmmintrin.h: Likewise. + +2005-06-29 Steve Ellcey <sje@cup.hp.com> + + PR middle-end/21969 + * tree.h (TYPE_VECTOR_SUBPARTS): Change to shift expression. + (SET_TYPE_VECTOR_SUBPARTS): New. + * tree.c (make_vector_type): Replace TYPE_VECTOR_SUBPARTS with + SET_TYPE_VECTOR_SUBPARTS. + * tree-vect-transform.c (vect_transform_loop): Add cast. + +2005-06-29 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.c (s390_decompose_address): Accept invalid + displacements for addresses containing frame_pointer_rtx or + virtual_stack_vars_rtx. + (s390_frame_info): Replaced use of STARTING_FRAME_OFFSET. + (s390_initial_elimination_offset): New offset when eliminating the + soft frame pointer. + * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1. + (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed. + +2006-06-28 Ziemowit Laski <zlaski@apple.com> + + * c-common.c (flag_next_runtime): Move... + * toplev.c (flag_next_runtime): ... here. + * c-common.h (flag_next_runtime): Move... + * flags.h (flag_next_runtime): ... here. + * config/darwin-c.c: Include flags.h. + * config/t-darwin (darwin-c.o): Depend on flags.h. + +2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/linux-unwind.h (shmedia_fallback_frame_state): + Disable aliasing warning with void * cast. + (sh_fallback_frame_state): Likewise. + +2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org> + + * target.h (gcc_target): New field allocate_initial_value. + * target-def.h (TARGET_ALLOCATE_INITIAL_VALUE): New macro. + (TARGET_INITIALIZER): Include it. + * integrate.c (allocate_initial_values): Use + targetm.allocate_initial_value. + * system.h: Poison ALLOCATE_INITIAL_VALUE. + * config/sh/sh-protos.h (sh_pr_n_sets): Delete. + * config/sh/sh.c (sh_pr_n_sets): Make it static. + (sh_allocate_initila_value): New function. + (TARGET_ALLOCATE_INITIAL_VALUE): Override default. + * config/sh/sh.h (ALLOCATE_INITIAL_VALUE): Delete. + * doc/tm.texi (TARGET_ALLOCATE_INITIAL_VALUE): Rename and + update from ALLOCATE_INITIAL_VALUE. + +2005-06-28 Richard Henderson <rth@redhat.com> + + * tree-vectorizer.c (vect_is_simple_reduction): Compare types + using TYPE_MAIN_VARIANT. + +2005-06-28 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_vecint_compare): Decompose to EQ + when using psubN.uuu. + +2005-06-29 Kelley Cook <kcook@gcc.gnu.org> + + * doc/gcc.texi: Update FSF address. + +2005-06-28 Eric Christopher <echristo@redhat.com> + + PR c/22052 + PR c/21975 + * c-decl.c (diagnose_mismatched_decls): Define DECL_EXTERN_INLINE. + Use. Fix detection of invalid extern inline redefinition. + +2005-06-28 Diego Novillo <dnovillo@redhat.com> + + * tree-optimize.c (init_tree_optimization_passes): Fix typo. + +2005-06-28 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/rs6000.md (setmemsi): s/operand/operands/. + +2005-06-28 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_vecint_compare): Use unsigned + saturating subtraction for QI and HImode unsigned compares. Use + bit arithmetic tricks for SImode unsigned compares. + (ia64_expand_vcondu_v2si): Remove. + (ia64_expand_vecint_cmov): Don't call it. + +2005-06-28 Richard Henderson <rth@redhat.com> + + * rtlanal.c (nonzero_bits1): Use the mode of the value for + determining integral-ness for comparisons. + +2005-06-28 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/rs6000.md (setmemsi): Fix operand 2. + +2005-06-28 Joseph S. Myers <joseph@codesourcery.com> + + * target.h (invalid_conversion, invalid_unary_op, + invalid_binary_op): New hooks. + * target-def.h (TARGET_INVALID_CONVERSION, + TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP, + TARGET_INITIALIZER): Likewise. + * hooks.h (hook_constcharptr_tree_tree_null, + hook_constcharptr_int_tree_null, + hook_constcharptr_int_tree_tree_null): New. + * hooks.c (hook_constcharptr_tree_tree_null, + hook_constcharptr_int_tree_null, + hook_constcharptr_int_tree_tree_null): Likewise. + * gcc/doc/tm.texi (TARGET_INVALID_CONVERSION, + TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document. + * c-convert.c (convert): Use invalid_conversion hook. + * c-typeck.c (build_unary_op): Use invalid_unary_op hook. + (build_binary_op): Use invalid_binary_op hook. + * config/ia64/ia64-modes.def: Define RFmode. + * config/ia64/ia64-protos.h (spill_xfmode_operand): Remove. + (ia64_expand_movxf_movrf): New. + * config/ia64/ia64.md (movxf): Move code to + ia64_expand_movxf_movrf. + (movrf, movrf_internal): New. + * ia64.c (ia64_invalid_conversion, ia64_invalid_unary_op, + ia64_invalid_binary_op, TARGET_INVALID_CONVERSION, + TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): New. + (spill_xfmode_operand): Rename to spill_xfmode_rfmode_operand. + Add mode parameter. Make static. + (ia64_expand_movxf_movrf): New, moved from ia64.md. Handle RFmode + as well as XFmode. + (ia64_function_arg, ia64_function_value, ia64_register_move_cost, + ia64_scalar_mode_supported_p): Handle RFmode as well as XFmode. + (ia64_init_builtins): Set up __fpreg as RFmode. + (ia64_mangle_fundamental_type): Mangle __fpreg as u7__fpreg. + +2006-06-28 Adrian Straetling <straetling@de.ibm.com> + + * builtins.c: (expand_builtin_memset): Rewrite to support + 'set_storage_via_setmem'. + * expr.c: (enum insn_code setmem_optab): Define. + (enum insn_code clrmem_optab): Remove. + (set_storage_via_setmem): New function. + (clear_storage_via_setmem): Remove. + (clear_storage): Replace call to "clear_storage_via_clrmem" with + "set_storage_via_setmem". + * expr.h: (set_storage_via_setmem): Declare. + (CLEAR_RATIO): Redefine using HAVE_setmemM. + * optabs.h: (enum insn_code setmem_optab): Declare. + (enum insn_code clrmem_optab): Remove. + * optabs.c: (init_optabs): Initialize setmem_optab. + (enum insn_code clrmem_optab): Remove. + * genopinit.c: (otabs): Likewise. + * doc/md.texi: Document new standard pattern 'setmem'. Remove + 'clrmem'. + * config/alpha/alpha.c: (alpha_expand_block_clear): Adjust + 'operands' ordering. + * config/frv/frv.c: (frv_expand_block_clear): Likewise. + * config/rs6000/rs6000.c: (expand_block_clear): Likewise. + * config/alpha/alpha.md: ("clrmemqi", "clrmemdi"): Rename to "setmemM". + FAIL on operands[2]!=const0_rtx. Adjust 'operands' ordering. + * config/avr/avr.md: ("clrmemhi"): Likewise. + * config/frv/frv.md: ("clrmemsi"): Likewise. + * config/i386/i386.md: ("clrmemsi", "clrmemdi"): Likewise. + * config/pa/pa.md: ("clrmemsi", "clrmemdi"): Likewise. + * config/rs6000/rs6000.md: ("clrmemsi"): Likewise. + * config/s390/s390.md: ("clrmem<mode>"): Likewise. + +2005-06-28 Paul Brook <paul@codesourcery.com> + + * Makefile.in: Set and use UNWIND_H. Install as unwind.h. + * c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc. + * except.c (add_ehspec_entry): Generate arm eabi filter lists. + (assign_filter_values): Ditto. + (output_ttype): New function. + (output_function_exception_table): Use output_ttype. Generate arm + eabi filter lists. + (default_init_unwind_resume_libfunc): New function. + * except.h (default_init_unwind_resume_libfunc): Add prototype. + * optabs.c (init_optabs): Don't set unwind_resume_libfunc. + * opts.c (decode_options): Use targetm.unwind_tables_default. + * target-def.h (TARGET_ASM_TTYPE): Provide and use definition. + (TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto. + * target.h (struct gcc_target): Add asm.ttype, unwind_tables_default + and arm_eabi_unwinder. + * unwind-c.c: Support Arm EABI unwinder. + * unwind.h: Rename ... + * unwind-generic.h: ... To this. + * doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document. + (TARGET_UNWID_TABLES_DEFAULT): Document. + + * config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype. + * config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions. + (TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): + Define. + (thumb_pushpop, thumb_output_function_prologue): Output unwinding + directives. + (arm_unwind_emit_stm, arm_unwind_emit_set): New functions. + * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when + !TARGET_UNWIND_INFO. + (ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define. + * config/arm/bpabi.h (TARGET_UNWIND_INFO): Define. + * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME, + ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND. + * config/arm/lib1funcs.asm: Include libunwind.S. + * config/arm/libgcc-bpabi.ver: Add unwinding routines. + * config/arm/libunwind.S: New file. + * config/arm/pr-support.c: New file. + * config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind. + (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set. + * config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set. + * config/arm/unwind-arm.c: New file. + * config/arm/unwind-arm.h: New file. + * config/i386/t-netware (USER_H): Remove unwind.h. + * config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define. + +2005-06-28 DJ Delorie <dj@redhat.com> + + * c-decl.c (pop_scope): Move warning control into warning call. + (diagnose_mismatched_decls): Likewise. + (pushdecl): Likewise. + (start_decl): Likewise. + (grokparms): Likewise. + (start_function): Likewise. + (store_parm_decls_newstyle): Likewise. + (store_parm_decls_oldstyle): Likewise. + (finish_function): Likewise. + (declspecs_add_scspec): Likewise. + * c-format.c (decode_format_attr): Likewise. + (maybe_read_dollar_number): Likewise. + (avoid_dollar_number): Likewise. + (finish_dollar_format_checking): Likewise. + (check_format_info): Likewise. + (check_format_info_main): Likewise. + (check_format_types): Likewise. + (format_type_warning): Likewise. + * c-typeck.c (function_types_compatible_p): Likewise. + (build_array_ref): Likewise. + (convert_arguments): Likewise. + (build_c_cast): Likewise. + (store_init_value): Likewise. + (process_init_element): Likewise. + (c_start_case): Likewise. + * stor-layout.c (finalize_record_size): Likewise. + * tree-cfg.c (execute_warn_function_noreturn): Likewise. + * tree-inline.c (expand_call_inline): Likewise. + +2005-06-28 Uros Bizjak <uros@kss-loka.si> + + PR target/22134 + * config/i386/i386.md (fist<mode>2_with_temp splitter): + Clobber memory operand, not scratch register. + +2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.c (machine_function): New field has_landing_pad_p. + (s390_set_has_landing_pad_p, s390_reg_clobbered_rtx, + s390_regs_ever_clobbered): New functions. + (s390_return_addr_rtx): Use get_hard_reg_initial_value. + (s390_register_info, s390_init_frame_layout, s390_update_frame_layout): + Use s390_regs_ever_clobbered. + (s390_emit_prologue): Don't use r14 as temp reg if its content is used + for builtin_return_address. + * config/s390/s390.md ("exception_receiver"): New expander. + * config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype + added. + +2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com> + + * except.c (current_function_has_exception_handlers): Function + description added and if statements merged. + +2005-06-28 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (smaxv16qi3): Fix buffer overflow. + (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise. + +2005-06-27 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper + comparison operations. + (ia64_expand_vecint_minmax): Fix size of xops. + * config/ia64/vect.md (umax<VECINT>3): Fix fallback pattern typo. + (vec_shl_<VECINT>, vec_shr_<VECINT>): New. + +2005-06-27 Richard Henderson <rth@redhat.com> + + * tree-vect-transform.c (get_initial_def_for_reduction): Use correct + type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment. + +2005-06-27 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (vec_shl_<SSEMODEI>, vec_shr_<SSEMODEI>): New. + (smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New. + +2005-06-27 Richard Henderson <rth@redhat.com> + + * tree-vect-transform.c (vect_create_epilog_for_reduction): Remove + duplicate little-endian adjustment. + +2005-06-28 Kelley Cook <kcook@gcc.gnu.org> + + * doc/include/texinfo.tex: Import from upstream CVS. + +2005-06-28 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_remove_node): Do not release function bodies until + full cgraph is built. + * cgraph.h (cgraph_decide_inlining_incrementally): Add early argument. + * cgraphunit.c (cgraph_finalize_function): Update call of + cgraph_decide_inlining_incrementally. + (initialize_inline_failed): Break out of ... + (cgraph_analyze_function): ... here. + (rebuild_cgraph_edges): New function. + (pass_rebuild_cgraph_edges): New pass. + * common.opt (fearly-inlining): New flag. + * ipa-inline.c: Include ggc.h + (cgraph_clone_inlined_nodes): Avoid re-using of original copy + when cgraph is not fully built. + (cgraph_decide_inlining_incrementally): Add early mode. + (cgraph_early_inlining): New function. + (cgraph_gate_early_inlining): Likewise. + (pass_early_ipa_inline): New pass. + * ipa.c (cgraph_postorder): NULLify aux pointer. + * tree-inline.c (expand_call_inline): Avoid warning early. + * tree-optimize.c (pass_early_local_passes): New. + (execute_cleanup_cfg_pre_ipa): New. + (pass_cleanup_cfg): New. + (register_dump_files): Fix handling subpasses of IPA pass. + (init_tree_optimization_passes): Add early passes. + (execute_ipa_pass_list): Fix handling of subpasses of IPA pass. + * passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges, + pass_early_ipa_inline): New passes. + * tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New. + + * invoke.texi: Document early-inlining. + +2005-06-28 Kelley Cook <kcook@gcc.gnu.org> + + * doc/include/fdl.texi: Merge in changes from upstream. + * doc/include/gpl.texi: Likewise. + +2005-06-27 Diego Novillo <dnovillo@redhat.com> + + PR 21959 + * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type + casts between unsigned and signed types with different size + or precision. + +2005-06-28 Jan Hubicka <jh@suse.cz> + + * tree-optimize.c (exercute_free_datastructures): + Do not disband implicit edges; do not attempt to build insn list; + do not free cfg annotations. + (execute_free_cfg_annotations); Disband implicit edges here; + free cfg annotations here too. + (pass_free_cfg_annotations); New pass. + (init_tree_optimization_passes); Add pass_free_cfg_annotations. + * tree-ssa-operands.c (free_ssa_operands); Recover; export. + * tree-ssa-operands.h (free_ssa_operands); declare. + * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified; + kill PHI nodes. + * tree-ssanames.c (release_defs): Kill addresses_taken. + + * basic-block.h (basic_block_def): Kill rbi. + (reorder_block_def): Kill; Remove next field (replaced by aux); + move other fields to ... + (rtl_bb_info): ... here. + * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round, + copy_bb, connect_traces, add_labels_and_missing_jumps + fix_up_fall_thru_edges, fix_crossing_conditional_branches, + duplicate_computed_gotos, partition_hot_cold_basic-blocks): + Update to new fields. + * cfg.c (initialize_bb_rbi): Kill. + * cfglayout.c (record_effective_endpoints, fixup_reorder_chain, + fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update. + * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi. + (try_redirect_by_replacing_jump): Update rbi references. + (cfg_layout_split_block): Likewise. + (cfg_layout_delete_block): Likewise. + (cfg_layout_merge_blocks): Likewise. + * function.c (thread_prologue_and_epilogue_insns): Likewise. + * passes.c (rest_of_handle_sms): Likewise. + * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise. + +2005-06-27 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum + in verbose_asm output. + * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with + CONFIG_PPC405CR. + * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for + 405cr. + +2005-06-27 Jakub Jelinek <jakub@redhat.com> + + * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6. + (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6. + (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define. + (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5, + ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define. + * builtins.c: Include tree-flow.h. + (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes. + (expand_builtin_object_size, expand_builtin_memory_chk, + maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning, + compute_object_offset, compute_builtin_object_size, + fold_builtin_object_size): New functions. + (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK. + (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF + and BUILT_IN_{,F}PRINTF_UNLOCKED. + (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, + fold_builtin_strncpy_chk, fold_builtin_strcat_chk, + fold_builtin_strncat_chk, fold_builtin_sprintf_chk, + fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf): + New functions. + * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK, + BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK, + BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK, + BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK, + BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK, + BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK, + BUILT_IN_VPRINTF_CHK): New builtins. + * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4): + Document. + (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG, + BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE, + BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE, + BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG, + BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG, + BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG, + BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR, + BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR, + BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types. + * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6, + DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define. + * Makefile.in (OBJS-common): Add tree-object-size.o. + (tree-object-size.o): Add dependencies. + * tree-pass.h (pass_object_sizes): Add. + * tree-optimize.c (init_tree_optimization_passes): Add + pass_object_sizes. + * tree-object-size.c: New file. + * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, + fold_builtin_strncpy_chk, fold_builtin_snprintf_chk, + compute_builtin_object_size, init_object_sizes, fini_object_sizes): + New prototypes. + * tree-ssa-ccp.c (get_strlen): Rename to ... + (get_maxval_strlen): ...this function. Handle also computing of maximum + string length and maximum integral value. + (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen + instead of get_strlen. Pass CALLEE and ARGLIST variables to the + folding functions instead of computing them again. + (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed + into some other builtin. + * doc/extend.texi (Object Size Checking): Document. + + * regrename.c (copy_value): Fix comment. + + * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD) + instead of preprocessor conditionals. + + * targhooks.c (default_hidden_stack_protect_fail): Fall back to + default_external_stack_protect_fail if visibility is not supported + or not flag_pic. + * config/i386/i386.c (ix86_stack_protect_fail): New function. + (TARGET_STACK_PROTECT_FAIL): Define. + * config/i386/i386.md (stack_protect_si): Change CLOBBER into + SET to zero. + (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid + invalid instruction xorl %rax, %rax. + +2005-06-27 Richard Henderson <rth@redhat.com> + + * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__. + * cfgexpand.c: Include params.h. + (has_protected_decls, has_short_buffer): New. + (expand_stack_vars): Take a predicate to determine what to expand. + (defer_stack_allocation): True when flag_stack_protect on. + (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New. + (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New. + (stack_protect_classify_type, stack_protect_decl_phase): New. + (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New. + (add_stack_protection_conflicts, create_stack_guard): New. + (expand_used_vars): Add stack protection logic. + (tree_expand_cfg): Likewise. + * common.opt (Wstack-protector): New. + (fstack-protector, fstack-protector-all): New. + * function.c: Include predict.h. + (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect + wants to copy the parameter into the stack frame. + (stack_protect_prologue, stack_protect_epilogue): New. + (expand_function_end): Call stack_protect_epilogue. Do + sjlj_emit_function_exit_after after naked_return_label. + * function.h (struct function): Add stack_protect_guard. + * params.def (PARAM_SSP_BUFFER_SIZE): New. + * toplev.c (process_options): Disable flag_stack_protect and/or + warn_stack_protect based on FRAME_GROWS_DOWNWARD. + * tree.h (stack_protect_prologue): Declare. + + * target-def.h (TARGET_STACK_PROTECT_GUARD): New. + (TARGET_STACK_PROTECT_FAIL): New. + (TARGET_INITIALIZER): Add them. + * target.h (struct gcc_target): Add stack_protect_guard and + stack_protect_fail. + * targhooks.c: Include ggc.h, gty header. + (stack_chk_guard_decl, default_stack_protect_guard): New. + (stack_chk_fail_decl, default_external_stack_protect_fail): New. + (default_hidden_stack_protect_fail): New. + * targhooks.h (default_stack_protect_guard): Declare. + (default_external_stack_protect_fail): Declare. + (default_hidden_stack_protect_fail): Declare. + * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New. + * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New. + (trap): Use ud2. + (conditional_trap, conditional_trap_1): Remove. + (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New. + (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New. + * doc/md.texi (stack_protect_set, stack_protect_test): New. + * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New. + (TARGET_STACK_PROTECT_FAIL): New. + + * libgcc-std.ver (GCC_4.1.0): New. + * libgcc.h (__stack_chk_guard): Declare. + (__stack_chk_fail, __stack_chk_fail_local): Declare. + * libgcc2.c (L_stack_chk, L_stack_chk_local): New. + * mklibgcc.in (lib2funcs): Add them. + +2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + PR c/21911 + * c-common.c (check_function_sentinel): Pass in named argument + list, skip over named arguments before looking for a sentinel. + (check_function_arguments): Pass in named argument list. + * c-common.h (check_function_arguments): Likewise. + * c-typeck.c (build_function_call): Likewise. + +2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * genautomata.c (decl_mode_check_failed, + regexp_mode_check_failed): Add noreturn attribute. + +2005-06-26 Kazu Hirata <kazu@codesourcery.com> + + * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos. + * doc/invoke.texi: Fix typos. + + * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c, + convert.c, lambda-code.c, predict.c, tree-cfg.c, + tree-complex.c, tree-data-ref.c, tree-if-conv.c, + tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c, + tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, + tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c, + tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, + tree.c: Use fold_buildN instead of fold (buildN (...)). + +2005-06-26 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (Specific): Do not specify the concrete + versions of GCC provided by Cygwin. Simplify the part on + building on Cygwin. + +2005-06-26 Kazu Hirata <kazu@codesourcery.com> + + * config/arc/arc-protos.c: Remove the prototype for + arc_finalize_pic. + * config/arc/arc.c (arc_finalize_pic): Remove. + * config/arc/arc.h (FINALIZE_PIC): Likewise. + * config/bfin/bfin.h (FINALIZE_PIC): Likewise. + * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise. + +2005-06-26 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/17965 + * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free + instead of alloca for really big argument sizes. + + PR middle-end/22028 + * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node + earlier in the function. + + * regrename.c (copy_value): Don't replace fixed or global + regs with older regs. + + * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined. + * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD) + instead of preprocessor conditionals. + (assign_stack_local_1, assign_stack_temp_for_type): Likewise. + * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0 + depending on if it was or was not defined previously. + * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero + definition of FRAME_GROWS_DOWNWARD means frame grows downward. + * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise. + * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update + comment. + * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0. + * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update + comment. + * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment. + * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1. + * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise. + * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise. + +2005-06-26 Kazu Hirata <kazu@codesourcery.com> + + PR tree-optimization/22026 + * tree-vrp.c (extract_range_from_binary_expr): Drop to + VR_VARYING if a binary expression involving VR_ANTI_RANGE is + PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR. + +2005-06-26 Kazu Hirata <kazu@codesourcery.com> + + * Makefile.in (OBJS-common): Remove duplicate object file + names. + +2005-06-25 Jan Hubicka <jh@suse.cz> + + * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile. + * cfg.c (update_bb_profile_for_threading): Fix rescaling. + + * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info + when not neecesary + (rest_of_compilation): Fix conditional on branch prob pass. + * predict.c (tree_estimate_probability): Enable strip_builtin_expect + when not loop optimizing. + +2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3): + New patterns. + (movbi): Add alternative to set CC to zero. + (compare_eq, compare_ne, compare_le, compare_lt, compare_leu, + compare_ltu): Now named patterns. + +2005-06-25 Kelley Cook <kcook@gcc.gnu.org> + + * all files: Update FSF address in copyright headers. + +2005-06-25 Kelley Cook <kcook@gcc.gnu.org> + + * gengtype.c: Update FSF address in copyright header. + (create_file): Update FSF in outputed copyright header. + +2005-06-24 Kazu Hirata <kazu@codesourcery.com> + + * cfglayout.c (block_locators_locs, line_locators_locs, + line_locators_lines, file_locators_locs): Change the type to + VEC(int,heap)*. + (insn_locators_initialize, change_scope, insn_scope, + locator_line, insn_line, locator_file): Use VEC instead of + VARRAY. + +2005-06-24 Jason Merrill <jason@redhat.com> + + * tree-nrv.c (tree_nrv): Fix to check assignments to the + RESULT_DECL rather than just RETURN_EXPRs. + (finalize_nrv_r): Adjust. + +2005-06-24 Jan Hubicka <jh@suse.cz> + + * tree-optimize.c (init_tree_optimization_passes): Fix flags of + all_passes and all_ipa_passes. + + * c-common.c: Include cgraph.h + (handle_externally_visible_attribute): New function. + (c_common_att): Add "externally_visible" attribute. + * cgraph.c (decide_is_variable_needed): Obey externally + visible flag. + (cgraph_varpool_finalize_decl): Avoid redundant checking. + * cgraph.h (struct cgraph_node): New flag externally_visible. + (decide_is_function_needed): Obey externally visible flag. + (cgraph_finalize_function): Avoid redundant checks. + (cgraph_function_and_variable_visibility): Bring symbols local + when asked for. + * common.opt (fwhole-program): New flag. + + * doc/invoke.texi (-fwhole-program): Document. + +2005-06-24 Mark Mitchell <mark@codesourcery.com> + + PR 22171 + * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL + before use. + +2005-06-23 Mark Mitchell <mark@codesourcery.com> + + PR 22000 + * tree-ssa-operands.c (get_expr_operands): Check the volatility of + the FIELD_DECL and set s_ann->has_volatile_ops accordingly. + +2005-06-24 Jan Hubicka <jh@suse.cz> + + * opts.c (decode_options): Enable unit-at-a-time by default at -O1. + +2005-06-23 Jeff Law <law@redhat.com> + + * tree-optimize.c (init_tree_optimization_passes): Move + copy prop pass to run just before VRP. + * tree-vrp.c (remove_range_assertions): Remove copies created + by ASSERT_EXPR removal. + +2005-06-23 Kazu Hirata <kazu@codesourcery.com> + + PR tree-optimization/22117 + * tree-vrp.c (extract_range_from_binary_expr): Compute a + correct range when adding two pointers. + +2005-06-23 Jason Merrill <jason@redhat.com> + + PR c++/19317 + Leave the return slot target in the MODIFY_EXPR rather than making + it an argument, but only use it if the CALL_EXPR has a flag set. + * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to + CALL_EXPR_RETURN_SLOT_OPT. + * calls.c (expand_call): Adjust. + * tree-inline.c (expand_call_inline): Adjust. + * tree-pretty-print.c (dump_generic_node): Adjust. + + And set the flag as appropriate. + * gimplify.c (gimplify_modify_expr_rhs): Set + CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe. + * tree-nrv.c (execute_return_slot_opt): Set + CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis. + * tree-pass.h: Declare pass_return_slot. + * tree-optimize.c (init_tree_optimization_passes): Add it. + +2005-06-23 David Edelsohn <edelsohn@gnu.org> + + PR target/21760 + * config/rs6000/rs6000.h (PPC405_ERRATUM77): New. + * config/rs6000/rs6000.md: Move atomic instructions to ... + * config/rs6000/sync.md: Here. + Change sync_compare_and_swap<mode> to define_expand. All stwcx + patterns test PPC405_ERRATUM77. + +2005-06-23 Jan Hubicka <jh@suse.cz> + + * tree-inline.c (copy_body_r): Remap labels correctly. + +2005-06-22 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete. + +2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + PR middle-end/20593 + * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR + the same as the other cast operands. + (output_addressed_constants): Likewise. + +2005-06-21 Jeff Law <law@redhat.com> + + * tree-vrp.c (extract_range_from_unary_expr): Handle type + conversions better. + +2005-06-21 Dorit Nuzman <dorit@il.ibm.com> + + * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs. + (reduc_plus_optab): Removed. Replcaed with... + (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs. + * optabs.c (optab_for_tree_code): Return reduc_splus_optab or + reduc_uplus_optab instead of reduc_plus_optab. + (expand_vec_shift_expr): New function. + (init_optabs): Initialize new optabs. Remove initialization of + reduc_plus_optab. + (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab + for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR. + * optabs.h (OTI_reduc_plus): Removed. Replaced with... + (OTI_reduc_splus, OTI_reduc_uplus): New. + (reduc_plus_optab): Removed. Replcaed with... + (reduc_splus_optab, reduc_uplus_optab): New optabs. + (vec_shl_optab, vec_shr_optab): New optabs. + (expand_vec_shift_expr): New function declaration. + + * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes. + * tree-inline.c (estimate_num_insns_1): Handle new tree-codes. + * expr.c (expand_expr_real_1): Handle new tree-codes. + * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise. + * tree-vect-generic.c (expand_vector_operations_1): Add assert. + + * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two + alternatives for generating reduction epilog code. + (vectorizable_reduction): Don't fail of direct reduction support is + not available. + (vectorizable_target_reduction_pattern): Likewise. + + * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf, + reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si, + reduc_plus_v4si, reduc_plus_v4sf): Removed. + (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode, + reduc_splus_<mode>, reduc_uplus_v16qi): New. + +2005-06-20 Daniel Berlin <dberlin@dberlin.org> + + * c-typeck.c (build_function_call): Set fundecl = function again. + * tree-ssa-alias.c (find_used_portions): Address taking causes the + entire variable to be used. + * tree-ssa-structalias.c (do_structure_copy): Fix handling of + unknown size variables, and structure copies from addressof + operations. Simplify how we do *a = *b type structure copies. + (init_base_vars): Add ANYTHING = &ANYTHING constraint the right + way. READONLY's address is not taken by default. + INTEGER dereference should point to anything. + (create_variable_info_for): It's okay for the first field to not start + at 0. + +2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org> + + config/sh/linux.h (FUNCTION_PROFILER): Constify a char*. + +2005-06-20 Roger Sayle <roger@eyesopen.com> + Fariborz Jahanian <fjahanian@apple.com> + + * combine.c (simplify_set): Simplify setting of CC register + by removing redundant compare with 0 on RHS. + +2005-06-20 Jan Beulich <jbeulich@novell.com> + + * config/i386/netware-libgcc.def: Update copyright. + * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3, + __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add. + * config/i386/netware.c (gen_stdcall_decoration, + gen_fastd_decoration): Merge into ... + (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match + WinNT's changes. + (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info. + (i386_nlm_encode_section_info): Adjust to match WinNT's changes. + * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of + libgcc_s.imp. Use 'expr' rather than $(()) shell expressions. + * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious + use of NX_MUTEX_RECURSIVE. + +2005-06-19 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (swap_tree_comparison): Add support for unordered + floating point comparisons. + * tree-vrp.c (opposite_comparison): Delete. + (extract_range_from_assert): Replace calls to opposite_comparison + with calls to swap_tree_comparison. + (register_edge_assert_for): Likewise. + (vrp_evaluate_conditional): Likewise. + +2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org> + + * integrate.c (allocate_initial_values): Update the references + to global_live_at_start and global_live_at_end. + +2005-06-20 Jan Hubicka <jh@suse.cz> + + * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag. + * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only + when asked for. + * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations, + unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): + Update call of duplicate_loop_to_header_edge. + (apply_opt_in_copies): Clear out aux pointers. + +2005-06-19 Joseph S. Myers <joseph@codesourcery.com> + + * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. + (ix86_mangle_fundamental_type): New. + * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. + (ia64_mangle_fundamental_type): New. + +2005-06-19 Roger Sayle <roger@eyesopen.com> + + * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on + INTEGER_CST nodes. + * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on + CONSTANT_CLASS_P nodes. + +2005-06-19 Richard Henderson <rth@redhat.com> + + * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error; + the shift is always required. + +2005-06-19 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64-modes.def (V4SF): Add. + * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR. + * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to + integer mode changes in fp regs. + * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New. + * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names. + (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New. + (vcondv2sf): Use gen_fpack + (fpack): Remove * from name. + (fswap, fmix_l, fmix_r, fmix_lr): New. + (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New. + (vec_extractv2sf_1, vec_extractv2sf): New. + +2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com> + + * combine.c (make_compound_operation): Use simplify_subreg. Delete + a optimization already done by simplify_subreg. + +2005-06-19 Ulrich Weigand <uweigand@de.ibm.com> + + * loop.c (scan_loop): Do not consider insns setting the frame + pointer to be candidates for hoisting. + +2005-06-19 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf): + Remove instruction patterns. + (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387". + (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>): + Set "unit" attribute to "i387". + (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer) + (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387" + for alternative 0. + (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed) + (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit" + attribute to "i387" when "type" attribute equals "multi". + (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387) + (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387) + (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed) + (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit" + attribute to "i387" when "type" attribute equals "multi". + * config/i386/mmx.md (*mov<mode>_internal_rex64) + (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal): + Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt". + (mmx_pmovmskb): Correct wrong "type" and "mode" attributes. + * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di) + (sse_cvttpd2pi): Set "unit" attribute to "mmx". + (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute + to "mmx" for "y" operand 1. + +2005-06-19 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P + for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX + and SSE registers to determine if regno is valid. + (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on + TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up. + +2005-06-18 Richard Henderson <rth@redhat.com> + + * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN + for control-altering statements; set it again for returns. + (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are + not MODIFY_EXPR. + +2005-06-18 Richard Henderson <rth@redhat.com> + + PR tree-opt/22116 + * tree-ssa-pre.c (create_expression_by_pieces): Set + DECL_COMPLEX_GIMPLE_REG_P. + (insert_into_preds_of_block): Likewise. + +2005-06-18 Steven Bosscher <stevenb@suse.de> + + * Makefile.in: Fix tree-cfgcleanup.c dependencies. + +2005-06-18 Richard Henderson <rth@redhat.com> + + * expr.c (store_constructor): Use store of 0 to indicate value + death instead of a clobber. + + * config/i386/i386.c (ix86_expand_reduc_v4sf): New. + * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare. + * config/i386/sse.md (reduc_plus_v4sf): New. + (reduc_smax_v4sf, reduc_smin_v4sf): New. + +2005-06-18 James A. Morrison <phython@gcc.gnu.org> + + * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for + nonnegative values of X. + +2005-06-18 Uros Bizjak <uros@kss-loka.si> + + * doc/md.texi (Standard Names): Change insn pattern name + from truncM2 to btruncM2 for 'trunc' built-in description. + Add rintM2 insn pattern description. + +2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-decl.c (locate_old_decl): Add format attribute. + (implicit_decl_warning): Likewise. + + * diagnostic.h (verbatim): Move ... + * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG. + * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG. + +2005-06-18 Roger Sayle <roger@eyesopen.com> + + PR target/22083 + * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition. + +2005-06-18 Dorit Nuzman <dorit@il.ibm.com> + + * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New + tree-codes. + * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin, + OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction. + (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab, + reduc_plus_optab): New optabs for reduction. + * expr.c (expand_expr_real_1): Handle new tree-codes. + * tree-inline.c (estimate_num_insns_1): Handle new tree-codes. + * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle + new tree-codes. + * optabs.c (optab_for_tree_code): Handle new tree-codes. + (init_optabs): Initialize new optabs. + * genopinit.c (optabs): Define handlers for new optabs. + + * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in + case of a phi that is marked as relevant. Call vectorizable_reduction. + (vect_mark_relevant): Phis may be marked as relevant. + (vect_mark_stmts_to_be_vectorized): The use corresponding to the + reduction variable in a reduction stmt does not mark its defining phi + as relevant. Update documentation accordingly. + (vect_can_advance_ivs_p): Skip reduction phis. + * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes + additional argument. Handle reduction. + (vect_create_destination_var): Update call to vect_get_new_vect_var. + Handle non-vector argument. + (get_initial_def_for_reduction): New function. + (vect_create_epilog_for_reduction): New function. + (vectorizable_reduction): New function. + (vect_get_new_vect_var): Handle new vect_var_kind. + (vectorizable_assignment, vectorizable_operation, vectorizable_store, + vectorizable_condition): Update call to vect_get_new_vect_var. + (vect_transform_stmt): Call vectorizable_reduction. + (vect_update_ivs_after_vectorizer): Skip reduction phis. + (vect_transform_loop): Skip if stmt is both not relevant and not live. + * tree-vectorizer.c (reduction_code_for_scalar_code): New function. + (vect_is_simple_reduction): Was empty - added implementation. + * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value. + (reduc_vec_info_type): New enum vect_def_type value. + * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf, + reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf, + reduc_plus_v4si, reduc_plus_v4sf): New define_expands. + + * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove + ENABLE_CHECKING around gcc_assert. + * tree-vect-transform.c (vect_do_peeling_for_loop_bound, + (vect_do_peeling_for_alignment, vect_transform_loop, + vect_get_vec_def_for_operand): Likewise. + +2005-06-18 Joseph S. Myers <joseph@codesourcery.com> + + * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a + big-endian unnamed __float80 value. + +2005-06-18 Richard Henderson <rth@redhat.com> + + PR tree-opt/22103 + * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex + destinations. + +2005-06-17 Richard Henderson <rth@redhat.com> + + * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use + initialize_original_copy_tables and free_original_copy_tables. + (vect_do_peeling_for_alignment): Likewise. + +2005-06-17 Pat Haugen <pthaugen@us.ibm.com> + + * bb-reorder.c (find_traces_1_round): Use succ block frequency + instead of edge frequency for calls to better_edge_p. + +2005-06-17 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/22105 + * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST. + +2005-06-17 Steve Ellcey <sje@cup.hp.com> + + PR target/19889 + * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy). + (PROFILE_HOOK): New. + (PROFILE_BEFORE_PROLOGUE): Undef. + (NO_PROFILE_COUNTERS): New. + * config/ia64/ia64-protos.h (ia64_profile_hook): New. + * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef. + (gen_mcount_func_rtx): New. + (ia64_profile_hook): New. + * config/ia64/ia64.md (ip_value): New. + +2005-06-17 Devang Patel <dpatel@apple.com> + + * config/rs6000/predicates.md (s5bit_cint_operand, + u5bit_cint_operand): New. + * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth, + altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates. + * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed + 5 bit constant check. + +2005-06-17 Richard Henderson <rth@redhat.com> + + * local-alloc.c (update_equiv_regs): Update reg_equiv_init + properly when moving an initialization insn. + +2005-06-17 Paolo Bonzini <bonzini@gnu.org> + + * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the + passed variable. + * configure.ac: Regenerate. + +2005-06-17 Jan Hubicka <jh@suse.cz> + + * tree-optimize.c (execute_ipa_pass_list): New. + (ipa_passes): Use it. + +2005-06-16 Richard Henderson <rth@redhat.com> + + PR tree-opt/22022 + * tree-complex.c (update_phi_components): Avoid no-op moves. + +2005-06-16 Joseph S. Myers <joseph@codesourcery.com> + + * Makefile.in (cc1-checksum.c): Use + build/genchecksum$(build_exeext), not build/genchecksum$(exeext). + +2005-06-16 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (adjust_field_rtx_def): Don't add a skip to + basic_block types. + + * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from + SHLIB_MINOR. + (SHLIB_REVISION): Delete. + (SHLIB_VERSTRING): Update to compensate. + (SHLIB_SONAME): Just use one '.' in the name. + +2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR tree-optimization/22018 + * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow. + +2005-06-16 Richard Henderson <rth@redhat.com> + + PR tree-opt/22035 + * builtins.c (fold_builtin_complex_mul): Remove. + (fold_builtin_complex_div): Remove. + (fold_builtin_1): Don't call them. + * fold-const.c (fold_complex_add, fold_complex_mult_parts, + fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove. + (fold_binary): Don't call them. Don't expand complex comparisons to + elementary comparisons. + * tree-complex.c (init_dont_simulate_again): Enhance search for + stmts that require decomposition. + (complex_visit_stmt): Handle RETURN_EXPR properly. + (create_components): Handle no referenced variables properly. + * tree.h (fold_complex_mult_parts): Remove. + (fold_complex_div_parts): Remove. + +2005-06-16 Richard Guenther <rguenth@gcc.gnu.org> + + * doc/extend.texi: Document sseregparm target attribute. + Clarify fastcall and regparm documentation. + * config/i386/i386.h: Adjust float_in_sse documentation. + * config/i386/i386.c: Add new target attribute sseregparm. + (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute): + Merge into ... + (ix86_handle_cconv_attribute): ... here. Also handle + sseregparm attribute. + (ix86_comp_type_attributes): Compare sseregparm attributes. + (ix86_function_sseregparm): New function, split out from ... + (init_cumulative_args): ... here. Use to decide use + of SSE registers and error in case of missing support. + (ix86_value_regno): Likewise. + (function_arg_advance): Do not bail out for DFmode if we need + to pass doubles in registers. + (function_arg): Likewise. + +2005-06-16 Paolo Bonzini <bonzini@gnu.org> + Daniel Jacobowitz <dan@codesourcery.com> + Alan Modra <amodra.bigpond.net.au> + + * configure.ac (gcc_version): Set near the beginning. + (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are + found in the tree. Use gcc_AC_PROG to find the tools in the system. + (objdump): Do not look for it. + * Makefile.in (NM_FOR_TARGET): Point to ./nm + (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET, + ORIGINAL_NM_FOR_TARGET): Substitute from autoconf. + (as, ld, nm): New rules. + (libgcc.mk): Depend on them. + * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL, + gcc_AC_BUILD_EXEEXT): New. + (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT. + * configure: Regenerate. + +2005-06-16 Jan Hubicka <jh@suse.cz> + + * basic-block.h (rtl_bb_info): Break out head_, end_, + global_live_at_start, global_live_at_end from ... + (basic_block_def): ... here; update all references + (BB_RTL): New flag. + (init_rtl_bb_info): Declare. + * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL + flag. + * cfgrtl.c: Include ggc.h + (create_basic_block_structure): Init bb info. + (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer. + (init_rtl_bb_info): New function. + (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here. + * cfghooks.c (merge_block): Do not copy global_live_at_end here. + * cfg.c (clear_bb_flags): Skip BB_RTL flag. + (dump_flow_info): Gueard global_live_* dumping. + + * Makefile.in (cfg.o): Add new dependencies. + * basic-block.h (reorder_block_def): Kill + original/copy/duplicated/copy_number fields. + (BB_DUPLICATED): New flag. + (initialize_original_copy_tables, free_original_copy_tables, + set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New. + * cfg.c: Include hashtab.h and alloc-pool.h + (bb_original, bb_copy, original_copy_bb_pool): New static vars. + (htab_bb_copy_original_entry): New struct. + (bb_copy_original_hash, bb_copy_original_eq): New static functions. + (initialize_original_copy_tables, free_original_copy_tables, + set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New + global functions. + * cfghooks.c (duplicate_block): Update original/copy handling. + * cfglayout.c (fixup_reorder_chain): Likewise. + (cfg_layout_initialize): Initialize orignal_copy tables. + (cfg_layout_finalize): FInalize original_copy tables. + (can_copy_bbs_p): Use BB_DUPLICATED flag. + (copy_bbs): Likewise. + * cfgloopmanip.c (update-single_exits_after_duplication): Likewise. + (duplicate_loop_to_header_edge): Likewise; update handling of + copy_number. + (loop_version): Likewise. + * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG. + * except.c (expand_resx_expr): Check that reg->resume is not set. + * loop-unroll.c (unroll_loop_constant_iterations, + unroll_loop_runtime_iterations, apply_opt_in_copies): Update + copy/original handling. + * loop-unwitch.c (unswitch_loop): Likewise. + * tree-cfg.c (create_bb): Do not initialize RBI. + (disband_implicit_edges): Do not kill RBI. + (add_phi_args_after_copy_bb): Use new original/copy mapping. + (add_phi_args_after_copy): Use BB_DUPLICATED flag. + (tree_duplicate_sese_region): Update original/copy handling. + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. + * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise. + * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise. + +2005-06-15 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/21923 + * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between + integer types whos ranges are different are not useless. + +2005-06-15 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/22024 + * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint + rank. + +2005-06-15 Diego Novillo <dnovillo@redhat.com> + + * tree-ssa-structalias.c (dump_solution_for_var): Reformat + output. + (dump_sa_points_to_info): Make extern. + (debug_sa_points_to_info): New. + * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from + TREE_ALIAS_COMMON. + (dump_sa_points_to_info): Declare. + (debug_sa_points_to_info): Declare. + +2005-06-15 Joseph S. Myers <joseph@codesourcery.com> + + * c-tree.h (default_function_array_conversion): Declare. + * c-typeck.c (default_function_array_conversion): Export. Correct + comment. + (default_conversion): Do not call + default_function_array_conversion. Do not allow FUNCTION_TYPE. + (build_function_call): Call default_function_array_conversion on + the function. + (convert_arguments): Do not call it on the function arguments. + (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for + TRUTH_NOT_EXPR. Call default_function_array_conversion for taking + address of ARRAY_REF. + (build_compound_expr): Do not call + default_function_array_conversion. + (build_c_cast): Do not call default_function_array_conversion. + (convert_for_assignment): Do not call default_conversion. + (digest_init): Call default_function_array_conversion to convert + string constants and compound literals to pointers, but not + otherwise. + (output_init_element): Likewise. + (build_asm_expr): Do not call default_function_array_conversion. + (c_process_expr_stmt): Likewise. + (c_objc_common_truthvalue_conversion): Likewise. Do not allow + FUNCTION_TYPE. + * c-parser.c (c_parser_expression_conv): New. + (c_parser_asm_operands, c_parser_expr_list): Add convert_p + argument. All callers changed. Call + default_function_array_conversion if convert_p. + (c_parser_initializer, c_parser_initval): Call + default_function_array_conversion except for string constants and + compound literals. + (c_parser_initelt): Call default_function_array_conversion for + ObjC expression received. + (c_parser_statement_after_labels): Call c_parser_expression_conv + for return and expression statements. + (c_parser_paren_condition, c_parser_for_statement, + c_parser_conditional_expression): Call c_parser_expression_conv. + (c_parser_expr_no_commas, c_parser_conditional_expression, + c_parser_binary_expression, c_parser_cast_expression, + c_parser_unary_expression): Call + default_function_array_conversion. + +2005-06-15 Diego Novillo <dnovillo@redhat.com> + + * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR + when the result overflows. + +2005-06-15 David Ung <davidu@mips.com> + + * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp, + 24k and 24kx. + +2005-06-15 Richard Sandiford <richard@codesourcery.com> + + * doc/invoke.texi (-mips16): Fix typo. + +2005-06-15 David Ung <davidu@mips.com> + + * config/mips/mips.h (GENERATE_MIPS16E): New definition. + * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2): + Changed expand condition to exclude generating of "and" if + GENERATE_MIPS16E is true. + (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for + matching mips16e zeb/zeh. + (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching + mips16e seb/seh. + (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for + GENERATE_MIPS16E. + * doc/invoke.texi (MIPS Options): Add comment to -mips16 + indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64. + +2005-06-15 Diego Novillo <dnovillo@redhat.com> + + PR 22018 + * tree-vrp.c (vrp_int_const_binop): New. + (extract_range_from_binary_expr): Call it. + Unify handling division and multiplication. + +2005-06-15 Aldy Hernandez <aldyh@redhat.com> + + * c-common.h (same_scalar_type_ignoring_signedness): Protoize. + + * c-common.c (same_scalar_type_ignoring_signedness): New. + + * c-typeck.c (build_binary_op): Check compatability of vector + types. Move error report after switch. + Do not clobber code[01] on *_DIV_EXPR case. + + * testsuite/gcc.dg/simd-1.c: Update error messages. + * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error + messages. + * testsuite/gcc.dg/simd-2.c: Update error messages. + * testsuite/gcc.dg/simd-4.c: New. + +2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com> + + * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h. + * local-alloc.c: Include "ggc.h" and "reload.h". + (struct equivalence): New member is_arg_equivalence. + (local_alloc): Always call update_equiv_regs. + (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size. + Detect equivalences made by stores to memory in a second pass. + Return early if not optimizing. + Initialize reg_equiv_init for all equivalences; treat equivalences for + REG_EQUIV notes existing before this pass specially. + (no_equiv): Don't clear reg_equiv_init or remove notes if the + is_arg_equivalence field is set. + * reload.h (reg_equiv_init, reg_equiv_init_size): Declare. + * reload1.c (reg_equiv_init): No longer static. + (reg_equiv_init_size): New variable. + (reload): Don't allocate reg_equiv_init; don't free it when done but + clear it. + Restructure equivalence set up code not to set reg_equiv_init, but to + clear it when we can't use an equivalence. + Undo change disabling equivalences for MEM_READONLY_P memrefs. + Dump equivalencing insns to dump_file. + +2005-06-14 Richard Sandiford <richard@codesourcery.com> + + * config/mips/mips.c (machine_function): Add varargs_size field. + (mips_setup_incoming_varargs): Store the amount of extra stack space + there rather than in *pretend_size. When saving registers, always + expect virtual_incoming_args_rtx to point to the start of the + pretend arguments. + (mips_va_start): Remove alignment hack. Handle all + !EABI_FLOAT_VARARGS_P cases in the same way. + (compute_frame_size): Handle varargs_size. Remove the redundant + !TARGET_OLDABI condition in the handling of pretend_args_size. + (mips_initial_elimination_offset): Remove the now-redundant check + of TARGET_NEWABI. + +2005-06-14 Jeff Law <law@redhat.com> + + * tree-vrp.c (local_fold): Remove. + (simplify_using_ranges): Use fold_convert, not local_fold. Tweak + DIV/MOD case slightly for readability. + +2005-06-14 Frank Ch. Eigler <fche@redhat.com> + + PR mudflap/21023 + * tree-mudflap.c (mudflap_finish_file): Exclude non-public + rather than static objects (!) from libmudflap registration. + +2005-06-14 Richard Sandiford <richard@codesourcery.com> + + * opt-functions.awk (global_state_p, needs_state_p, static_var): New. + (var_ref): Take the option's flags as a second parameter. Check + static_var. + * optc-gen.awk: Declare local state variables. Pass flags to var_ref. + +2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/20301 + * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit + unsigned index numbers. + +2005-06-13 Geoffrey Keating <geoffk@apple.com> + + * Makefile.in (install-man): Doesn't really depend on installdirs. + (various rules for installing manpages): Do depend on installdirs. + +2005-06-14 Nathan Sidwell <nathan@codesourcery.com> + + * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in + read_encoded_value_with_base call. + * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise. + * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise. + * unwind-dw2.c (extract_cie_info): Fix aliasing in + read_encoded_value call. + (execute_cfa_program, uw_frame_state_for): Likewise. + +2005-06-13 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/22053 + * reg-stack.c (compensate_edge): Correct mistake in the assertion + checking of EDGE_ABNORMAL_CALL edges; complex return values can + result in the top two stack slots, st(0) and st(1), being live. + +2005-06-13 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer + simplify DIV, MOD or ABS expressions using VRP information. + Remove WALK_DATA parameter. Prototype and all callers updated. + (eliminate_redundant_computations): Remove WALK_DATA parameter. + Prototype and all callers updated. + (optimize_stmt): WALK_DATA parameter is now unused. + + * tree-vrp.c (local_fold): New function. Like fold, but + strips useless type conversions in the result. + (simplify_using_ranges): New function, largely cribbed from + tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr. + (vrp_finalize): Call simplify_using_ranges. + +2005-06-13 Mark Mitchell <mark@codesourcery.com> + + * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the + assembler in 64-bit mode. + +2005-06-13 David Edelsohn <edelsohn@gnu.org> + + Revert scc_operand patch. + * config/rs6000/predicates.md (scc_operand): Delete. + * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand. + +2005-06-13 Zdenek Dvorak <dvorakz@suse.cz> + + PR middle-end/21985 + * fold-const.c (split_address_to_core_and_offset): Always return + the address of the base object. + +2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com> + + * doc/invoke.texi (Blackfin Options): Document -mlong-calls. + +2005-06-12 Richard Henderson <rth@redhat.com> + + PR tree-opt/21994 + * tree-complex.c (update_complex_components_on_edge): New. + (update_parameter_components): Use it. + (update_phi_components): Likewise. + (expand_complex_move): Likewise for is_ctrl_altering_stmt. + +2005-06-12 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/14796 + * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C) + for unsigned types. + +2005-06-12 Kazu Hirata <kazu@codesourcery.com> + + * cgraphunit.c, tree-ssa-loop-ivopts.c, + tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h, + config/sparc/sparc.c: Fix comment typos. + +2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple) + (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment. + * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt) + (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise. + +2005-06-12 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/14796 + * fold-const.c (fold_binary): Transform (A >> C) << C into + one BIT_AND_EXPR. + <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2). + +2005-06-11 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete. + (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand. + Handle SImode. + (reg_or_sub_cint_operand): Likewise. + (mask_operand): Handle DImode. + (mask64_operand): Delete. + (and64_operand): Delete. + * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand + instead of mask64_operand. + (print_operand): Likewise. + (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and + reg_or_sub_cint_operand instead of *64_* variants. + * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand + instead of mask64_operand. + * config/rs6000/rs6000.md: Use mask_operand and and_operand instead + of *64_* variants. + (FP): New. + (add_op2): Delete. + (add<mode>3): Use reg_or_add_cint_operand. + (sub_op2): Delete. + (sub<mode>3): Use reg_or_sub_cint_operand. + (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3, + mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>, + cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>, + ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5, + ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>, + return_and_restore_fpregs_<mode>, eh_set_lr_<mode>, + various unnamed patterns): New. + (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi, + cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1, + ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si, + return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si, + udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi, + cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1, + ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di, + return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di, + movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns): + Delete. + +2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * rtl.h (to_rtx_code): Remove. + * machmode.h (to_machine_mode): Likewise. + * read-rtl.c (apply_mode_macro): Replace to_machine_mode with + explicit cast. + (apply_mode_maps): Likewise. + (read_rtx_1): Likewise. + (apply_code_macro): Replace to to_rtx_code with explicit cast. + (check_code_macro): Likewise. + (read_rtx_1): Likewise. + +2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * c-typeck.c (convert_for_assignment): Avoid checking + OPT_Wc___compat, as it is always true. + +2005-06-11 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode. + +2005-06-11 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/22005 + Fix PR tree-optimization/22025 + + * tree-ssa-structalias.c (struct variable_info): Add has_union + member. + (create_variable_info_for): Mark variables containing unions. + Don't sort the field stack if notokay is true. + (find_what_p_points_to): Convert variables containing unions back + to their SFT's if necessary. + +2005-06-11 Daniel Berlin <dberlin@dberlin.org> + + * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step + is an INTEGER_CST before calling int_cst_value. + +2005-06-10 Uros Bizjak <uros@kss-loka.si> + + PR target/21981 + * config/i386/i386.c (ix86_function_value_regno_p): Return true + for FIRST_MMX_REG if TARGET_MMX. + (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete + wrong comment. + (ix86_struct_value_rtx): Emit warning for MMX ABI violations. + (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes. + +2005-06-10 Daniel Berlin <dberlin@dberlin.org> + + * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step + and access function against chrec_dont_know. + +2005-06-10 Daniel Berlin <dberlin@dberlin.org> + + * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten + slightly. + (exit_phi_for_loop_p): New function. + (can_put_in_inner_loop): Ditto. + (can_convert_to_perfect_nest): Ditto. + (perfect_nestify): Create iv with right type. + Rewrite statements in correct order. + +2005-06-10 Keith Besaw <kbesaw@us.ibm.com> + + * tree-ssa-alias.c (new_type_alias): Use existing type + tag if VAR has just one in its may_aliases list. + +2005-06-10 Fariborz Jahanian <fjahanian@apple.com> + + * rs6000/predicates.md (scc_operand): New. + * rs6000/rs6000.md : Use scc_operand for eq:SI compares. + +2005-06-10 Dorit Nuzman <dorit@il.ibm.com> + + * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose + dependence-distance modulo VF is 0 are recorded in the + SAME_ALIGN_REFs VEC in each DR. + (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The + alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the + DR we want to peel for, is set to 0. + * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout. + * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs + VEC. + * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API. + (_stmt_vec_info): Added new field same_align_refs. + (STMT_VINFO_SAME_ALIGN_REFS): New macro. + +2005-06-10 Nathan Sidwell <nathan@codesourcery.com> + + * vec.h (VEC_safe_grow): Append MEM_STAT_INFO. + +2005-06-10 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define. + * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1. + * config/rs6000/rs6000.c (output_function_profiler): Obey + NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31" + for -fPIC. Delete save_lr and substitute its value into strings. + +2005-06-09 Dale Johannesen <dalej@apple.com> + + * config/i386/i386.c (optimization_options): Make -fno-math-errno + the default on Darwin. + * config/rs6000/rs6000.c (optimization_options): Ditto. + * doc/invoke.texi (-fno-math-errno): Document. + +2005-06-09 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP): + Change to TARGET_INVALID_WITHIN_DOLOOP. + +2005-06-09 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split. + * config/rs6000/predicates.md (scc_eq_operand): New. + +2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.md (mextr_rl): Set buffer size properly. + (*mextr_lr): Likewise. + +2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net> + + PR c/21759 + * c.opt (Wc++-compat): New. + * doc/invoke.texi (-Wc++-compat): Document. + * c-typeck.c (convert_for_assignment): Check for implicit + conversion void* -> T*. + +2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu> + + * machmode.h (to_machine_mode): New. + * rtl.h (to_rtx_code): Likewise. + * read-rtl.c (apply_mode_macro): Convert mode to machine_mode. + (print_c_condition): Convert return value of htab_find(). + (apply_code_macro): Add explicit cast when convertin to enums. + (apply_mode_maps): Likewise. + (check_code_macro): Likewise. + (read_rtx_1): Likewise. + +2005-06-09 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE. + Use SCALAR_FLOAT_MODE_P. + * config/ia64/vect.md (vcondv2sf): Remove code check on comparison. + (fselect): Rename from fpcmp; use %F. + (fpcmp): New. + +2005-06-09 Jan Hubicka <jh@suse.cz> + + * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize + local statics when doing unit-at-a-time. + (cgraph_varpool_assemble_pending_decls): Output debug info. + * dwarf2out.c (decls_for_scope): Skip local statics. + (dwarf2out_decl): Handle local statics. + * passes.c (rest_of_decl_compilation): Do not differentiate + local and global statics in unit-at-a-time. + * tree-inline.c (remap_decls): Put local static into + unexpanded_vars_list rather than introducing duplicated VAR_DECL + node. + +2005-06-09 Daniel Berlin <dberlin@dberlin.org> + + * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix + prototype. + +2005-06-08 Daniel Berlin <dberlin@dberlin.org> + + * Makefile.in (OBJS-common): Add tree-ssa-structalias.o. + * tree-flow.h (find_what_p_points_to): Add prototype. + (push_fields_onto_fieldstack): Ditto. + (sort_fieldstack): Ditto. + * tree-optimize.c (init_tree_optimization_passes): Add + pass_build_pta and pass_del_pta. + * tree-pass.h (pass_build_pta): New structure. + (pass_del_pta): Ditto. + * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate + using new alias analyzer. + (push_fields_onto_fieldstack): Removed from here. + (bitpos_of_field): Ditto. + (fieldoff_compare): Ditto. + * tree-ssa-structalias.c: New file. + * tree-ssa-structalias.h: Ditto. + +2005-06-09 Nathan Sidwell <nathan@codesourcery.com> + + * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF + too. + +2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (enum bfin_builtins): Moved here from... + * config/bfin/bfin.h (enum bfin_builtins): ... here. + +2005-06-09 Adrian Straetling <straetling@de.ibm.com> + + * target.h (insn_valid_within_doloop): Rename into + "invalid_within_doloop". Change return type to "const char *". + Update Comment. + * targhooks.h (default_insn_valid_within_doloop): Rename into + "default_invalid_within_doloop". + * targhooks.c (default_insn_valid_within_doloop): Likewise. + Update Comment. + * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook + into "TARGET_INVALID_WITHIN_DOLOOP". Default it to + "default_invalid_within_doloop". + * hooks.c (hook_constcharptr_rtx_null): New function. + (hook_bool_rtx_true): Remove. + * hooks.h (hook_constcharptr_rtx_null): Declare. + (hook_bool_rtx_true): Remove. + * loop-doloop.c (doloop_valid_p): Temporarily store return value of + "invalid_within_doloop" and print error message if non-null. + Update Comment. + * doc/tm.texi: Update documentation. + * config/s390/s390.c: Adjust to new hook name and new default hook. + * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename + into "rs6000_invalid_within_doloop". + (rs6000_invalid_within_doloop): Change return type to "static const + char *" and replace return values. Update Comment. + +2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.opt (mlong-calls): New. + * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF + if TARGET_LONG_CALLS. + +2005-06-09 Richard Henderson <rth@redhat.com> + + PR tree-opt/20610 + * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New. + (struct tree_decl): Add gimple_reg_flag. + * integrate.c (copy_decl_for_inlining): Copy it. + * gimplify.c (internal_get_tmp_var): Set it. + (gimplify_bind_expr): Likewise. + (gimplify_function_tree): Likewise. + (gimplify_modify_expr_complex_part): New. + (gimplify_modify_expr): Use it. + * tree-gimple.c (is_gimple_reg_type): Allow complex. + (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set. + + * tree-complex.c (complex_lattice_t): New. + (complex_lattice_values, complex_variable_components): New. + (some_nonzerop, find_lattice_value, is_complex_reg, + init_parameter_lattice_values, init_dont_simulate_again, + complex_visit_stmt, complex_visit_phi, create_components, + update_complex_components, update_parameter_components, + update_phi_components, update_all_vops, expand_complex_move): New. + (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF, + SSA_NAME. + (update_complex_assignment): Use update_complex_components; + handle updates of return_expr properly. + (expand_complex_addition): Use complex lattice values. + (expand_complex_multiplication): Likewise. + (expand_complex_division): Likewise. + (expand_complex_libcall): Use update_complex_components. + (expand_complex_comparison): Use update_stmt. + (expand_complex_operations_1): Use expand_complex_move, retrieve + lattice values. + (tree_lower_complex): Compute lattice values. + (tree_lower_complex_O0): Duplicate from tree_lower_complex. + (pass_lower_complex_O0): Rename from pass_lower_complex. + (pass_lower_complex, gate_no_optimization): New. + * tree-optimize.c (init_tree_optimization_passes): Update for + complex pass changes. + * tree-pass.h (pass_lower_complex_O0): Declare. + +2005-06-08 Dale Johannesen <dalej@apple.com> + + * config/darwin.c (darwin_binds_local_p): New. + * config/darwin-protos.h (darwin_binds_local_p): Declare it. + * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO. + * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove. + (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p. + +2005-06-08 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string, + rs6000_isel, rs6000_spe, rs6000_alignment_string, + rs6000_sched_restricted_insns_priority_str, + rs6000_sched_restricted_insns_priority, rs6000_abi_string. + +2005-06-08 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER + instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters. + * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost, + multiplier_allowed_in_address_p, get_address_cost): Ditto. + +2005-06-08 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New. + * config/ia64/ia64.c (ia64_output_function_profiler): Honor it. + Emit out3 load right after alloc. + +2005-06-08 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use + rs6000_explicit_options. + +2005-06-08 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ... + * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add + unwind markup. + * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare. + +2005-06-08 Joseph S. Myers <joseph@codesourcery.com> + + * config/sol2-c.c (cmn_err_char_table): Allow width for %b + formats. + +2005-06-08 James A. Morrison <phython@gcc.gnu.org> + + PR target/20666 + * config/sparc/sparc.c (sparc_fold_builtin): New function + (sparc_vis_mul8x16): New function. + (sparc_handle_vis_mul8x16): New function. + (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin. + +2005-06-08 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer + CTR to LR. + (call_indirect_nonlocal_aix64): Same. + (call_value_indirect_nonlocal_aix32): Same. + (call_value_indirect_nonlocal_aix64): Same. + + PR target/10588 + (eq): Use CLZ splitter for compare with zero. + +2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return + everything larger than 8 bytes in memory. + + * config/bfin/bfin.h (enum bfin_builtins): New. + * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC): + New constants. + (csync, ssync): New insn patterns. + * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin): + New functions. + (def_builtin): New macro. + (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define. + + From Jie Zhang <jie.zhang@analog.com> + * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the + behavior of the native assembler in VDSP. So change accordingly. + +2005-06-08 Sebastian Pop <pop@cri.ensmp.fr> + + * tree-data-ref.c (compute_estimated_nb_iterations, + analyze_array_indexes, compute_overlap_steps_for_affine_1_2, + analyze_subscript_affine_affine, find_data_references_in_loop): + Fixed to use chrec_contains_undetermined to test the values of + loop->estimated_nb_iterations. + * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): + Compute the estimation only when loop->estimated_nb_iterations + has not yet been initialized. + (convert_step_widening, scev_probably_wraps_p): Add a call to + estimate_numbers_of_iterations_loop. + * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations. + +2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR debug/21946 + * dwarf2out.c (add_loc_descr_op_piece): Move to the + DWARF2_DEBUGGING_INFO section. + +2005-06-08 Richard Henderson <rth@redhat.com> + + PR target/21721 + * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0. + +2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/21889 + * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel. + * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro. + (TARGET_ASM_OUT): Add it. + * doc/tm.texi (Debugging Info): Document it. + * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>: + Test it instead of ASM_OUTPUT_DWARF_DTPREL. + (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise. + * system.h: Poison ASM_OUTPUT_DWARF_DTPREL. + * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete. + * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused. + (gen_inlined_tls_plt): Remove unused variable MEM. + (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel. + * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete. + * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete. + * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and + unused. + (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel. + * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete. + * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete. + * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and + unused. + (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel. + * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete. + * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete. + * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and + unused. + (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel + * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete. + * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete. + * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and + unused. + (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel. + * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete. + * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0. + (TARGET_GNU_TLS): Define to 1. + * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete. + * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and + unused. + (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel + if TARGET_GNU_TLS only. + * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete. + + * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last. + (sparc-*-solaris2*): Likewise on Solaris 7 and up. + +2005-06-07 Dale Johannesen <dalej@apple.com> + + * config/i386/i386.md (movqi_1): Fix case where source + is memory and destination EDI. + +2005-06-08 Kazu Hirata <kazu@codesourcery.com> + + * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand. + +2005-06-07 Eric Christopher <echristo@redhat.com> + + * system.h: Poison EXTRA_CC_MODES. + * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment. + * config/ia64/ia64.h (SELECT_CC_MODE): Ditto. + * doc/md.texi (Jump Patterns): Replace reference to + EXTRA_CC_MODES with machine-modes.def. + * doc/rtl.texi (Machine Modes): Ditto. + +2005-06-07 Richard Henderson <rth@redhat.com> + + * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow. + (assemble_start_function): Fix strcmp confusion. + +2005-06-07 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.h (enum ix86_entity): New. + (enum ix86_stack_slot): New. + (OPTIMIZE_MODE_SWITCHING): Redefine to use + ix86_optimize_mode_switching[] array. + (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities. + (MODE_NEEDED): Use ix86_mode_needed() function. + (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization () + function. + (struct machine_function): Use optimize_mode_switching[] array. + + * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove. + (ix86_mode_needed): New function. + (emit_i387_cw_initialization): Cleanup. Use mode to calculate + correct stack positions for stored control words. + (assign_386_stack_local): Use enum ix86_stack_slot. Change assert. + (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to + SLOT_TEMP. + [IX86_BUILTIN_STMXCSR]: Same. + + * config/i386/i386-protos.h (assign_stack_local): Change prototype. + (emit_i387_cw_initialization): Change prototype. + (ix86_mode_needed): New prototype. + + * config/i386/i386.md (i387_cw attribute): Change order of elements. + (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1) + (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1) + (*fist<mode>2_ceil_1): Change constant in call to + assign_386_stack_local to SLOT_TEMP. + (*fix_trunc<mode>_i387_1): Change constant in call to + assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC. + Use new ix86_optimize_mode_switching[] array. + (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to + assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR. + Use new ix86_optimize_mode_switching[] array. + (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to + assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL. + Use new ix86_optimize_mode_switching[] array. + (frndintxf2_trunc): Change constants in call to + assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC. + Use new ix86_optimize_mode_switching[] array. + (frndintxf2_mask_pm): Change constants in call to + assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM. + Use new ix86_optimize_mode_switching[] array. + + (define_peephole2): Change constant from 17 to FLAGS_REG; + +2005-06-07 Richard Henderson <rth@redhat.com> + + PR rtl-opt/21528 + * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats. + +2005-06-07 Dale Johannesen <dalej@apple.com> + + * tree-nested.c (finalize_nesting_tree_1): Disable + warn_padded around layout_type call. + +2005-06-08 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression + before emiting it. + +2005-06-07 Eric Christopher <echristo@redhat.com> + + * config/mips/predicates.md: Revert previous patch. + +2005-06-07 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/21850 + * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert + from vector types. + +2005-06-07 Diego Novillo <dnovillo@redhat.com> + + * tree-ssa-threadupdate.c (struct thread_stats_d): Declare. + (thread_stats): New local variable. + (redirect_edges): Increment count of threaded edges. + (thread_through_all_blocks): Initialize thread_stats. + Display number of threaded jumps if TDF_STATS is enabled. + +2005-06-07 Kazu Hirata <kazu@codesourcery.com> + + * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as + the current bit index with no modulo. + +2005-06-07 Sebastian Pop <pop@cri.ensmp.fr> + + PR 18403 and meta PR 21861. + * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H. + * tree-chrec.c: Include cfgloop.h and tree-flow.h. + (evolution_function_is_invariant_rec_p, + evolution_function_is_invariant_p): New. + (chrec_convert): Use an extra parameter AT_STMT for refining the + information that is passed down to convert_step. Integrate the + code that was in count_ev_in_wider_type. + * tree-chrec.h (count_ev_in_wider_type): Removed. + (chrec_convert): Modify its declaration. + (evolution_function_is_invariant_p): Declared. + (evolution_function_is_affine_p): Use evolution_function_is_invariant_p. + * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step. + (scev_probably_wraps_p): Declared. + * tree-scalar-evolution.c (count_ev_in_wider_type): Removed. + (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr): + Use an extra parameter AT_STMT for refining the information that is + passed down to convert_step. + (follow_ssa_edge_inner_loop_phi, follow_ssa_edge, + analyze_scalar_evolution_1): Initialize AT_STMT with the current + analyzed statement. + (instantiate_parameters_1): Don't know yet how to initialize AT_STMT. + * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of + can_count_iv_in_wider_type to use convert_step. + * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move + code that is independent of the loop over the known iteration + bounds to convert_step_widening, the rest is moved to + proved_non_wrapping_p. + (scev_probably_wraps_p): New. + (can_count_iv_in_wider_type): Renamed convert_step. + * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter. + Use scev_probably_wraps_p for computing init_is_max. + (vrp_visit_assignment): Pass the current analyzed statement to + adjust_range_with_scev. + (execute_vrp): Call estimate_numbers_of_iterations for refining the + information provided by scev analyzer. + +2005-06-07 Eric Christopher <echristo@redhat.com> + + * config/mips/predicates.md (sleu_operand): Use + IN_RANGE to specify range of operand. + +2005-06-07 Steven Bosscher <stevenb@suse.de> + + PR tree-optimization/21847 + * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With + -fnon-call-exceptions, also mark statements inherently + necessary if they may throw. + +2005-06-07 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants. + ("type"): Add "sem" to 'type' attribute. + ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi", + "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi", + "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi", + "*sync_compare_and_swap_ccsi"): New patterns. + * config/s390/2064.md: ("z_sem"): New insn_reservation. + * config/s390/2084.md: ("x_sem"): New insn_reservation. + * config/s390/s390.c: (s390_compare_emitted): New global variable. + (s390_emit_compare): Do not emit comparison again after cas. + * config/s390/s390.h (s390_compare_emitted): Declare. + +2005-06-07 Kazu Hirata <kazu@codesourcery.com> + + * sbitmap.h (sbitmap_iterator, sbitmap_iter_init, + sbitmap_iter_cond, sbitmap_iter_next): New. + * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c, + modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c, + tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update + uses of EXECUTE_IF_SET_IN_SBITMAP to the new style. + +2005-06-07 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-address.c: New file. + * Makefile.in (tree-ssa-address.o): Add. + * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on + INDIRECT_REFs. Handle TARGET_MEM_REFs. + * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs. + * tree-flow.h (struct mem_address): New. + (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c. + (create_mem_ref, addr_for_mem_ref, get_address_description, + maybe_fold_tmr, multiplier_allowed_in_address_p, + multiply_by_cost): Declare. + * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs. + * tree-pretty-print.c (dump_generic_node): Ditto. + * tree-ssa-loop-im.c (for_each_index): Ditto. + * tree-ssa-loop-ivopts.c (may_be_unaligned_p, + find_interesting_uses_address): Ditto. + (rewrite_address_base, build_addr_strip_iref): Removed. + (struct affine_tree_combination): Moved to tree-flow.h. + (get_ref_tag, copy_ref_info): New functions. + (rewrite_use_address): Produce TARGET_MEM_REFs. + (tree_ssa_iv_optimize): Do not call update_ssa + and rewrite_into_loop_closed_ssa. + (tree_to_aff_combination): Use build_fold_addr_expr instead of + build_addr_strip_iref. + (unshare_aff_combination): New function. + (fold_affine_sum): Removed. + (get_computation_at): Use get_computation_aff. Unshare the result. + (get_computation_aff, multiplier_allowed_in_address_p): New function. + (multiply_by_cost): Exported. + (get_address_cost): Use multiplier_allowed_in_address_p. + * tree-ssa-operands.c (get_tmr_operands): New function. + (get_expr_operands): Handle TARGET_MEM_REFs. + * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs. + (build): Handle 7 arguments. + (build7_stat): New function. + * tree.def (TARGET_MEM_DEF): New. + * tree.h (REF_ORIGINAL): Removed. + (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL, + TMR_TAG, build7): New macros. + (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare. + * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr. + * doc/c-tree.texi: Document TARGET_MEM_REF. + * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar. + +2005-06-07 Jakub Jelinek <jakub@redhat.com> + + PR debug/21946 + * dwarf2out.c (add_loc_descr_op_piece): New function. + (multiple_reg_loc_descriptor, concat_loc_descriptor, + loc_descriptor): Use it. + * var-tracking.c: Include regs.h and expr.h. + (emit_note_insn_var_location): Skip over pieces where offset + is smaller than previous offset plus previous piece mode size. + Optimize adjacent hard registers or memory locations. + * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H). + +2005-06-07 Richard Guenther <rguenth@gcc.gnu.org> + + * c-typeck.c (c_finish_if_stmt): Use void_type_node as type + for COND_EXPR. + * gimplify.c (gimplify_cond_expr): No need to fix up the + type of COND_EXPRs. + +2005-06-07 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix + comments. + +2005-06-07 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/host-darwin.c (segv_handler): Widen the possible + 'stwux' instructions that are considered to be stack decrements. + + * rtlanal.c (subreg_offset_representable_p): Handle objects + with holes. + +2005-06-06 Uros Bizjak <uros@kss-loka.si> + + * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter + in call to pre_edge_lcm. + +2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5. + (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL) + (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL): + Likewise. + (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct + dwarf register number for SHmedia. + (shmedia_fallback_frame_state): New. + (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5. + + * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version. + +2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * c-lex.c (lex_string): Use XOBFINISH. + * collect2.c (extract_string, dump_file): Likewise. + * dbxout.c (dbxout_finish_complex_stabs): Likewise. + * gcc.c (init_spec, build_search_list, convert_filename, + set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise. + * genpreds.c (write_predicate_subfunction): Likewise. + * genflags.c (main): Likewise. + * read-rtl.c (mode_attr_index, apply_macro_to_string, + join_c_conditions, read_quoted_string, read_braced_string, + read_rtx_1): Likewise. + * stringpool.c (ggc_alloc_string): Likewise. + * tlink.c (obstack_fgets, recompile_files): Likewise. + +2005-06-06 Jakub Jelinek <jakub@redhat.com> + + * intl.h (G_): New macro. + * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid + instead of msgid for argument name. + * tree-ssa.c (warn_uninit): Likewise. + * c-parser.c (c_parser_error): Likewise. + * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. + * config/darwin-c.c (BAD): Likewise. + * config/c4x/c4x-c.c (BAD): Likewise. + * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. + * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise. + * c-common.c (c_parse_error): Likewise. + * diagnostic.c (diagnostic_set_info, verbatim, inform, warning, + warning0, pedwarn, error, sorry, fatal_error, internal_error): + Likewise. + (fnotice): Use cmsgid instead of msgid for argument name. + * gcov.c (fnotice): Likewise. + * protoize.c (notice): Likewise. + * final.c (output_operand_lossage): Likewise. + * gcc.c (fatal, notice): Likewise. + (error): Use gmsgid instead of msgid for argument name. + * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead + of msgid for argument name. + (error): Use gmsgid instead of msgid for argument name. + * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_() + instead of N_(). + * c-typeck.c (readonly_error, convert_for_assignment): Likewise. + * tree-inline.c (inline_forbidden_p_1): Likewise. + * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new + conventions for marking translations. + * doc/install.texi: Mention gettext 0.14.5 or later requirement. + + * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of + build2. + + * fold-const.c (operand_equal_p): Don't return 1, if element + chains for 2 VECTOR_CSTs are not the same length. + + PR regression/21897 + * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if + not all VECTOR_CST elements are given. + + * combine.c (try_combine): Use hard_regno_nregs array instead of + HARD_REGNO_NREGS macro. + * config/rs6000/rs6000.c (rs6000_split_multireg_move, + rs6000_register_move_cost, rs6000_memory_move_cost): Likewise. + * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise. + +2005-06-06 Daniel Berlin <dberlin@dberlin.org> + + * tree-ssa-reassoc.o: New. + (OBJS-common): Add tree-ssa-reassoc.o + * timevar.def: Add TV_TREE_REASSOC + * tree-optimize.c (pass_reassoc): Add call. + * tree-pass.h (pass_reassoc): Add. + * tree-ssa-reassoc.c: New file. + +2005-06-06 Eric Christopher <echristo@redhat.com> + + target/21927 + * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST. + +2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with + HAVE_GAS_MAX_SKIP_P2ALIGN. + (HAVE_AS_DWARF2_DEBUG_LINE): Remove. + +2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to + getopt.h dependency. + (mips-tdump.o): Likewise. + +2005-06-06 Jan Hubicka <jh@suse.cz> + + * predict.c (tree_predict_edge): Don't drop useless predictions; + check that it is not called too late in the game. + (gate_estimate_probability): New gate. + (pass_profile): Gate. + * tree-mudflap.c (mf_build_check_statement_for): Do not drop + predictions; update CFG instead. + * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed. + +2005-06-06 Jie Zhang <jie.zhang@analog.com> + + * config.gcc (bfin*-uclinux*): New. + * config/bfin/uclinux.h: New file. + +2005-06-06 Ben Elliston <bje@au.ibm.com> + + * doc/md.texi (Insn Splitting): Fix some wording. + +2005-06-05 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function. + (rs6000_emit_swdivdf): New function. + * config/rs6000/rs6000.md (fres): New pattern. + (divsf3): Add approximation through rs6000_emit_swdivsf. + (fred): New pattern. + (divdf3): Add approximation through rs6000_emit_swdivdf. + * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare. + (rs6000_emit_swdivdf): Declare. + * config/rs6000/rs6000.opt (mswdiv): New option. + * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv. + +2005-06-05 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/21846 + * tree-cfg.c (replace_uses_by): Update information stored at loops. + * tree-flow.h (substitute_in_loop_info): Declare. + * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer): + Ensure that chrec_dont_know and chrec_known have a type. + * tree-ssa-loop-niter.c (substitute_in_loop_info): New function. + +2005-06-05 Steven Bosscher <stevenb@suse.de> + + * config/i386/i386.c (x86_use_loop): Remove. + * config/i386/i386.h (x86_use_loop): Remove extern decl. + (TARGET_USE_LOOP): Remove. + * config/i386/i386.md (doloop_end, doloop_end_internal): Remove. + Also remove related define_splits. + +2005-06-05 Dorit Nuzman <dorit@il.ibm.com> + + * tree-flow.h (stmt_ann_d): Move aux to ... + (tree_ann_common_d): ... here. + * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt, + move_computations_stmt, schedule_sm): Update references to + aux. + * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise. + * tree-vect-transform.c (vect_create_index_for_vector_ref): Update + call to set_stmt_info. + (vect_transform_loop): Likewise. + * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info): + Likewise. + + * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of + bool. + (vect_mark_relevant): Takes two additional arguments - live_p and + relevant_p. Set RELEVANT_P and LIVE_P according to these arguments. + (vect_stmt_relevant_p): Differentiate between a live stmt and a + relevant stmt. Return two values = live_p and relevant_p. + (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and + vect_stmt_relevant_p with additional arguments. Phis are no longer + put into the worklist (analyzed seperately in analyze_scalar_cycles). + (vect_determine_vectorization_factor): Also check for LIVE_P, because a + stmt that is marked as irrelevant and live, cause it's only used out + side the loop, may need to be vectorized (e.g. reduction). + (vect_analyze_operations): Examine phis. Call + vectorizable_live_operation for for LIVE_P stmts. Check if + need_to_vectorize. + (vect_analyze_scalar_cycles): Update documentation. Don't fail + vectorization - just classify the scalar cycles created by the loop + phis. Call vect_is_simple_reduction. + (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier. + * tree-vect-transform.c (vect_create_index_for_vector_ref): Update + call to set_stmt_info. + (vect_get_vec_def_for_operand): Code reorganized - the code that + classifies the type of use was factored out to vect_is_simple_use. + (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with + additional arguments. + (vectorizable_assignment): Likewise. Also make sure the stmt is relevant + and computes a loop_vec_def. + (vectorizable_operation, vectorizable_load, vectorizable_condition): + Likewise. + (vectorizable_live_operation): New. + (vect_transform_stmt): Handle LIVE_P stmts. + * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields + STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE. + (new_loop_vec_info, destroy_loop_vec_info): Also handle phis. + (vect_is_simple_use): Determine the type of the def and return it + in a new function argument. Consider vect_reduction_def and + vect_induction_def, but for now these are not supported. + (vect_is_simple_reduction): New. Empty for now. + * tree-vectorizer.h (vect_def_type): New enum type. + (_stmt_vec_info): Added new fields - live and _stmt_vec_info. + (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros. + (vect_is_simple_use): New arguments added to function declaration. + (vect_is_simple_reduction): New function declaration. + (vectorizable_live_operation): New function declaration. + + * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout. + (vect_can_advance_ivs_p): Likewise. + * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise. + +2005-06-05 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.c (mips_rtx_costs): Remove unused variable. + +2005-06-05 Hans-Peter Nilsson <hp@bitrange.com> + + PR target/21914 + * config/mmix/mmix.md ("*movdicc_real_foldable") + ("*movdfcc_real_foldable", "*bCC_foldable") + ("*bCC_inverted_foldable"): Specify DImode for register being + compared. + +2005-06-04 Roger Sayle <roger@eyesopen.com> + + * reg-stack.c (struct block_info_def): Correct grammar typo. + (compensate_edge): Clean-up. Perform as little work as possible + when src and dest stacks match. Avoid modifying block_info. + Reorder and simplify assertion checks. Avoid unnecessary copying + of regstack structure. + (convert_regs_1): Set the done flag here... + (convert_regs_2): ... instead of here. + +2005-06-04 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.c (no_global_regs_above): New. + (rs6000_emit_prologue): Use it; cosmetic formatting fixes. + (rs6000_emit_epilogue): Use it; cosmetic formatting fixes. + (rs6000_conditional_register_usage): Don't put Darwin PIC + register in global_regs. + (rs6000_stack_info): Don't set lr_save_p just because Darwin + PIC reg used. + (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup, + if not done by lr_save_p. + * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch. + Use rotate instead of ashift. + (call_indirect_nonlocal_sysv): Prefer CTR to LR. + (call_value_indirect_nonlocal_sysv): Ditto. + +2005-06-04 Jan Hubicka <jh@suse.cz> + + * cgraphunit.c (cgraph_reset_node): Break out from ... + (cgraph_finalize_function): ... here. + (cgraph_finalize_compilation_unit): Reset nodes where backend + removed the body. + +2005-06-04 Richard Henderson <rth@redhat.com> + + PR target/21888 + * config/alpha/alpha.c (alpha_align_insns): Don't insert nops + until we've passed initial ldgp. + +2005-06-04 Daniel Berlin <dberlin@dberlin.org> + + * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P. + * dwarf2out.c (loc_descriptor_from_tree_1): Ditto. + * expr.c (expand_var): Ditto. + * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too. + * gimplify.c (gimplify_decl_expr): Ditto. + (gimplify_expr): Ditto. + * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P. + * tree.c (value_expr_for_decl): New. + (print_value_expr_statistics): New. + (init_ttree): Init value_expr_for_decl. + (decl_value_expr_lookup): New. + (decl_value_expr_insert): Ditto. + (copy_node_stat): Copy DECL_VALUE_EXPR status. + * tree.h (DECL_VALUE_EXPR): Use hashtable. + (SET_DECL_VALUE_EXPR): New. + (DECL_HAS_VALUE_EXPR_P): New. + +2005-06-04 Steven Bosscher <stevenb@suse.de> + + * lcm.c: Move all mode-switching related functions from here... + * mode-switching.c: ...to this new file. + * doc/passes.texi: Update accordingly. + + * basic-block.h (label_value_list): Remove extern decl. + * cfgrtl.c (label_value_list): Remove. + (can_delete_label_p): Don't look at it. + * cfgcleanup.c (cleanup_cfg): Don't free it. + + * common.opt: Don't refer to non-existing flag_alias_check. + +2005-06-04 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5. + +2005-06-04 Kazu Hirata <kazu@codesourcery.com> + + * function.c (prologue, epilogue, sibcall_epilogue): Change + their types to VEC(int,heap)*. + (free_after_compilation): Free the three vectors above. + (init_function_for_compilation, record_insns, contains, + prologue_epilogue_contains, sibcall_epilogue_contains, + reposition_prologue_and_epilogue_notes): Use VEC instead of + VARRAY. (init_function_once): Remove. + * function.h: Remove the prototype for init_function_once. + * toplev.c (backend_init): Don't call init_function_once. + +2005-06-04 Jan Hubicka <jh@suse.cz> + + * predict.c (tree_predict_edge): Do not predict entry edge and + single succestor edge. + +2005-06-04 Joseph S. Myers <joseph@codesourcery.com> + + PR c/21873 + * c-typeck.c (push_init_level): Don't pop levels without braces if + implicit == 1. + +2005-06-03 Sebastian Pop <pop@cri.ensmp.fr> + + * tree-data-ref.c (compute_self_dependence): New function. + (compute_all_dependences): Use it. + +2005-06-03 Geoffrey Keating <geoffk@apple.com> + + * c-parser.c (c_parser_parms_declarator): Don't use chainon(). + (c_parser_expr_list): Don't use chainon(). + + * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker + when -isysroot passed. + +2005-06-03 Joseph S. Myers <joseph@codesourcery.com> + + PR c/21879 + * c-decl.c (start_function): Restore label_context_stack_se and + label_context_stack_vm if returning with an error. + +2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * configure.ac: Check declaration for asprintf, needed by + libiberty.h. + * configure: Regenerate. + * config.in: Likewise. + +2005-06-03 Diego Novillo <dnovillo@redhat.com> + + * tree-ssa-dom.c (record_edge_info): Use last_basic_block to + allocate info array. + * tree-vrp.c (extract_range_from_unary_expr): Set resulting + range to varying in cast expressions that change + TYPE_PRECISION. + +2005-06-03 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.opt: Add RejectNegative to divide-breaks and + divide-traps. + +2005-06-03 Jan Hubicka <jh@suse.cz> + + * basic-block.h (remove_predictions_associated_with_edge): Declare. + * cfg.c (remove_edge): Use it. + * predict.c (remove_predictions_associated_with_edge): New function. + +2005-06-03 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/rs6000.c (rs6000_conditional_register_usage): + Clear call_realy_used_regs[r2] when ABI_AIX. + +2005-06-03 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/21858 + * fold-const.c (fold_binary): Fix type mismatches in folding + of comparisons. + +2005-06-03 Kazu Hirata <kazu@codesourcery.com> + + * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment + typos. + +2005-06-03 Joseph S. Myers <joseph@codesourcery.com> + + * collect2.c (maybe_unlink): Use unlink_if_ordinary. + +2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com> + + * reload1.c (reload): Revert my previous patch. + +2005-06-03 Nick Clifton <nickc@redhat.com> + + * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to + assembler. + +2005-06-03 Kazu Hirata <kazu@codesourcery.com> + + PR tree-optimization/21849 + * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero. + +2005-06-02 Richard Henderson <rth@redhat.com> + + * Makefile.in (tree-vect-generic.o): New. + (OBJS-common, GTFILES, s-gtype): Add it. + * tree-complex.c (build_replicated_const, vector_inner_type, + vector_last_type, vector_last_nunits, build_word_mode_vector_type, + elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus, + do_negate, expand_vector_piecewise, expand_vector_parallel, + expand_vector_addition, expand_vector_operation, + type_for_widest_vector_mode, expand_vector_operations_1, + gate_expand_vector_operations, expand_vector_operations, + pass_lower_vector_ssa): Move to tree-vect-generic.c. + (tree_lower_complex): Rename from tree_lower_operations. + (pass_lower_complex): Rename from pass_pre_expand. + * tree-vect-generic.c: New file. + * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand. + (pass_lower_vector): New. + * tree-optimize.c (init_tree_optimization_passes): Update to match. + +2005-06-02 Richard Henderson <rth@redhat.com> + + * modulo-sched.c (doloop_register_get): Protect against + doloop_end not defined. + +2005-06-02 Kazu Hirata <kazu@codesourcery.com> + + * config/sh/sh.c (general_movsrc_operand, + general_movdst_operand, arith_reg_operand, arith_reg_dest, + logical_reg_operand, int_gpr_dest, fp_arith_reg_operand, + fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand, + xor_operand, cmp_operand, logical_operand, and_operand, + fpscr_operand, fpul_operand, symbol_ref_operand, + commutative_float_operator, noncommutative_float_operator, + unary_float_operator, binary_float_operator, + binary_logical_operator, equality_comparison_operator, + greater_comparison_operator, less_comparison_operator, + shift_operator, logical_operator, target_reg_operand, + target_operand, mextr_bit_offset, extend_reg_operand, + trunc_hi_operand, extend_reg_or_0_operand, minuend_operand, + general_extend_operand, ua_address_operand, + cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec, + sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand, + shift_count_reg_operand, shift_count_operand, + unaligned_load_operand): Move to ... + * config/sh/predicates.md: ... here. + * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): + Remove. + +2005-06-02 Andrew Pinski <pinskia@physics.uc.edu> + + * tree.c (build_common_builtin_nodes): Fix the return type on + __builtin_memcmp. + +2005-06-02 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove. + (find_interesting_uses_address): Use build_fold_addr_expr instead. + (strip_offset_1): Likewise. + (tree_to_aff_combination): Likewise. + +2005-06-02 DJ Delorie <dj@redhat.com> + + * convert.c (convert_to_pointer): Avoid recursion if no conversion + is needed. + +2005-06-02 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-chrec.c (chrec_fold_plus_1): Ensure we build + binary operations with the correct types. + * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype + for all computation. + +2005-06-02 Kazu Hirata <kazu@codesourcery.com> + + * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md, + config/rs6000/rs6000.md: Fix comment typos. Follow splling + conventions. + * doc/install.texi: Fix a typo. + +2005-06-02 Jan Hubicka <jh@suse.cz> + + * cgraphunit.c (cgraph_function_and_variable_visibility): Extern + inline functions are not local. + +2005-06-02 Kazu Hirata <kazu@codesourcery.com> + + * gimplify.c (gimplify_ctx): Change the type of case_labels to + VEC from VARRAY. + (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses + of case_labels. + +2005-06-02 Richard Guenther <rguenth@gcc.gnu.org> + + * c-typeck.c (build_indirect_ref): Build INDIRECT_REF + with correct type. + +2005-06-02 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool + execute templates. + (s390_dump_pool): Likewise. + (s390_mainpool_start, s390_mainpool_finish): Likewise. + (s390_chunkify_start): Likewise. + (s390_dump_execute): Remove. + (s390_reorg): Handle out-of-pool execute templates. + +2005-06-02 Adrian Straetling <straetling@de.ibm.com> + + * optabs.c: (expand_bool_compare_and_swap): Emit barrier after + unconditional jump. + +2005-06-02 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_node): Maintain master clones. + (cgraph_remove_node): Likewise. + (availability_names): New static variable. + (dump_cgraph_node): Dump availability. + (dump_cgraph_varpool_node): Likewise. + (cgraph_is_master_clone, cgraph_master_clone, + cgraph_function_body_availability, + cgraph_variable_initializer_availability): New functions. + * cgraph.h (availability): New enum. + (struct cgraph_node): Add master_clone. + (cgraph_is_master_clone, cgraph_master_clone, + cgraph_function_body_availability, + cgraph_variable_initializer_availability): Declare. + * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready. + (cgraph_remove_unreachable_nodes): Remove unreachable nodes. + * ipa-inline.c (cgraph_decide_inlining): Do not call + cgraph_remove_unreachable_nodes. + + * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in + previous patch. + +2005-06-02 Diego Novillo <dnovillo@redhat.com> + + PR 21582 + * tree-vrp.c (nonnull_arg_p): New. + (get_value_range): Call it. + +2005-06-02 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT, + add PROCESSOR_MAX. + (mips_rtx_cost_data): New datatype. + (MEMORY_MOVE_COST): Use data from structure. + (BRANCH_COST): Ditto. + (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero. + * config/mips/mips.md (cpu): Rework for processor_type changes. + * config/mips/mips.c (mips_cost): New variable. + (DEFAULT_COSTS): Define. + (mips_rtx_cost_data): New. + (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS + for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX, + FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT. + (override_options): Set cost data. + (mips_register_move_cost): Formatting changes. + (bdesc_arrays): Use PROCESSOR_MAX. + (mips_init_builtins): Ditto. + +2005-06-02 Diego Novillo <dnovillo@redhat.com> + + PR 21765 + * doc/invoke.texi: Document -ftree-vrp. + +2005-06-02 Dorit Nuzman <dorit@il.ibm.com> + + PR tree-optimization/21734 + * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the + phi_result when current_def is not available. + (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not + available. + +2005-06-02 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New. + (TARGET_INSN_VALID_WITHIN_DOLOOP): Define. + +2005-06-02 Diego Novillo <dnovillo@redhat.com> + + * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove. + +2005-06-02 Jan Hubicka <jh@suse.cz> + + * cgraph.c (dump_cgraph_node): Print new flags. + (dump_cgraph_varpool_node): Likewise. + (decide_variable_is_needed): Initialize externally_visible flag. + * cgraph.h (cgraph_local_info): Add externally_visible flag. + (cgraph_varpool_node): Likewise. + (cgraph_function_flags_ready): Declare. + * cgraph.c (cgraph_mark_local_functions): Rename to ... + (cgraph_function_and_variable_visibility) ... this one; handle + externally_visible flags. + (decide_is_function_needed): Set externally_visible flag. + (cgraph_finalize_function): Deal properly with early cleanups. + (cgraph_optimize): Update call of + cgraph_function_and_variable_visibility. + +2005-06-02 Steven Bosscher <stevenb@suse.de> + Mostafa Hagog <mustafa@il.ibm.com> + + * cfgloop.h (doloop_condition_get): Make external. + * loop-doloop.c (doloop_condition_get): Generalize to make it + usable in modulo-sched.c. + * modulo-sched.c (doloop_register_get): Use + doloop_condition_get instead of duplicating it. + +2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com> + + * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect + the correct set of init_insns that need deletion. + * local-alloc.c (update_equiv_regs): When substituting sole definition + into sole use of a reg, delete it from liveness information. + +2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4. + +2005-06-01 Diego Novillo <dnovillo@redhat.com> + + PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090 + PR 21289, PR 21348, PR 21367, PR 21368, PR 21458. + * fold-const.c (invert_tree_comparison): Make extern. + * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate. + (struct value_range_def): Limewise. + (get_value_range): Remove. + (dump_value_range): Remove. + (dump_all_value_ranges): Remove. + (debug_all_value_ranges): Remove. + (vrp_evaluate_conditional): Declare. + * tree-ssa-propagate.c (struct prop_stats_d): Add field + num_pred_folded. + (substitute_and_fold): Add argument use_ranges_p. + Update all callers. + If use_ranges_p is true, call fold_predicate_in to fold + predicates using range information. + Ignore ASSERT_EXPRs. + Change debugging output to only show statements that have been + folded. + (replace_phi_args_in): Move debugging output code from + substitute and fold. + (fold_predicate_in): New local function. + * tree-ssa-propagate.h (enum value_range_type): Move from + tree-flow.h. + (struct value_range_d): Likewise. + Add field 'equiv'. + (value_range_t): Rename from value_range. + * tree-vrp.c (found_in_subgraph): Rename from found. + (get_opposite_operand): Remove. + (struct assert_locus_d): Declare. + (assert_locus_t): Declare. + (need_assert_for): Declare. + (asserts_for): Declare. + (blocks_visited): Declare. + (vr_value): Declare. + (set_value_range): Add argument 'equiv'. + Don't drop to VARYING ranges that cover all values in the + type. + Make deep copy of equivalence set 'equiv'. + (copy_value_range): New local function. + (set_value_range_to_undefined): New local function. + (compare_values): Return -2 if either value has overflowed. + (range_includes_zero_p): New local function. + (extract_range_from_assert): Flip the predicate code if the + name being asserted is on the RHS of the predicate. + Avoid creating unnecessary symbolic ranges if the comparison + includes another name with a known numeric range. + Update the equivalnce set of the new range when asserting + EQ_EXPR predicates. + (extract_range_from_ssa_name): Update the equivalence set of + the new range with VAR. + (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR. + If -fwrapv is used, set the resulting range to VARYING if the + operation overflows. Otherwise, use TYPE_MIN_VALUE and + TYPE_MAX_VALUE to represent -INF and +INF. + Fix handling of *_DIV_EXPR. + (extract_range_from_unary_expr): Handle MINUS_EXPR and + ABS_EXPR properly by switching the range around if necessary. + (extract_range_from_comparison): New local function. + (extract_range_from_expr): Call it. + (adjust_range_with_scev): Do not adjust the range if using + wrapping arithmetic (-fwrapv). + (dump_value_range): Also show equivalence set. + Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE. + (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR. + (infer_value_range): Change return value to bool. + Add arguments 'comp_code_p' and 'val_p'. + Do not attempt to infer ranges from statements that may throw. + Store the comparison code in comp_code_p. + Store the other operand to be used in the predicate in val_p. + (dump_asserts_for): New. + (debug_asserts_for): New. + (dump_all_asserts): New. + (debug_all_asserts): New. + (register_new_assert_for): New. + (register_edge_assert_for): New. + (find_conditional_asserts): New. + (find_assert_locations): New. + (process_assert_insertions_for): New. + (process_assert_insertions): New. + (insert_range_assertions): Initialize found_in_subgraph, + blocks_visited, need_assert_for and asserts_for. + Call find_assert_locations and process_assert_insertions. + (remove_range_assertions): Add more documentation. + (vrp_initialize): Change return type to void. + Do not try to guess if running VRP is worth it. + (compare_name_with_value): New. + (compare_names): New. + (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If + use_equiv_p is true, call compare_names and + compare_name_with_value to compare all the ranges for every + name in the equivalence set of the predicate operands. + Update all callers. + (vrp_meet): Try harder not to derive a VARYING range. + If two values meet, the resulting equivalence set is the + intersection of the two equivalence sets. + (vrp_visit_phi_node): Call copy_value_range to get the current + range information of the LHS. + (vrp_finalize): Create a value vector representing all the + names that ended up with exactly one value in their range. + Call substitute_and_fold. + (execute_vrp): Document equivalence sets in ranges. + * tree.h (SSA_NAME_VALUE_RANGE): Remove. + (struct tree_ssa_name): Remove field value_range. + (invert_tree_comparison): Declare. + +2005-06-01 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/21839 + + * gimplify.c (zero_sized_field_decl): New function. + (gimplify_init_ctor_eval): Use it. + +2005-06-01 Josh Conner <jconner@apple.com> + + PR 21478 + * gimplify.c (gimplify_init_constructor): Don't spill initializer + to read-only memory if it's sparse. + +2005-06-01 Ramana Radhakrishnan <ramana@codito.com> + + * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP. + Add documentation for REG_SETJMP + +2005-06-01 Richard Guenther <rguenth@gcc.gnu.org> + + * stmt.c (expand_case): Use build_int_cst. + (node_has_low_bound): Likewise, and correct type mismatch. + (node_has_high_bound): Likewise. + * fold-const.c (fold_binary): Ensure we build trees + with the correct types - undo what STRIP_NOPS possibly did. + +2005-06-01 Richard Guenther <rguenth@gcc.gnu.org> + + * tree.h (fold_indirect_ref_1): Export from fold-const.c. + * fold-const.c (fold_indirect_ref_1): No longer static. + * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for + folding, if possible. + +2005-06-01 Joseph S. Myers <joseph@codesourcery.com> + + * common.opt (fjump-tables): New. + * doc/invoke.texi (-fno-jump-tables): Document. + * stmt.c (expand_end_case_type): Do not emit jump tables unless + flag_jump_tables. + +2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq) + (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge) + (sunlt, sunle): Enable patterns on VFP. + + * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores, + f_stored, f_flag, f_cvt. + (generic_sched): No-longer used for the arm1020e and arm1022e cores. + Include arm1020e.md. + * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and + the ds and fmac pipelines. Re-work all load and store patterns and + all conversion patterns to use new attributes. Adjust reservation + descriptions accordingly. + * arm1020e.md: New file. + * t-arm: Add dependency. + +2005-06-01 Jan Hubicka <jh@suse.cz> + + * except.c (struct eh_region): Kill unused fields. + * basic-block.h (struct basic_block_def): Likewise. + +2005-06-01 J"orn Rennecke <joern.rennecke@st.com> + + PR rtl-optimization/21767 + * rtl.h (function_invariant_p): Re-add declaration. + * reload1.c (function_invariant_p): No longer static. + * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that + might have become invalid. + +2005-06-01 Jakub Jelinek <jakub@redhat.com> + + PR c/21536 + PR c/20760 + * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes + on variable sizes types if a decl is a pointer to a VLA. + (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE. + Call gimplify_type_sizes on aggregate fields. Prevent infinite + recursion. + + * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST. + + * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps, + _mm_set_ps, _mm_setr_ps): Add __extension__. + * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd, + _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x, + _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): + Likewise. + (_mm_clflush): Don't use return in void function. + + * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128, + _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd): + Use __inline instead of inline. + +2005-06-01 Richard Guenther <rguenth@gcc.gnu.org> + + * fold-const.c (fold_binary): Fix types in strlen vs. + zero comparison folding. + +2005-06-01 Richard Henderson <rth@redhat.com> + + * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New. + * config.in, configure: Rebuild. + * config/alpha/alpha.c (print_operand): Add 'j'. + * alpha.md (divmodsi_internal_er_1): Use it. + (divmoddi_internal_er_1): Likewise. + +2005-06-01 Richard Sandiford <rsandifo@redhat.com> + + * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison. + * opts.h (print_filtered_help): Delete. + * opts.c (handle_option, decode_options): Remove calls to + set_target_switch. + (print_target_help): New function. + (common_option, print_help): Call print_target_help instead of + display_target_options. + (print_filtered_help): Make static. + * toplev.h (display_target_options, set_target_switch): Delete. + * toplev.c (target_switches, target_options, display_target_options) + (set_target_switch): Delete. + (print_switch_values): Remove handling of TARGET_SWITCHES and + TARGET_OPTIONS. + (default_get_pch_validity): Likewise. Only treat target_flags + specially if targetm.check_pch_target_flags is nonnull. + (pch_option_mismatch): New function. + (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES + and TARGET_OPTIONS. Only treat target_flags specially if + targetm.check_pch_target_flags is nonnull. + * config/ia64/ia64.c (ia64_override_options): Don't mention + TARGET_OPTIONS in comment. + * config/m68k/m68k-none.h (CC1_SPEC): Likewise. + * doc/invoke.texi: Remove a reference to TARGET_SWITCHES. + * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the + interaction with TARGET_SWITCHES. + (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete. + +2005-06-01 Richard Sandiford <rsandifo@redhat.com> + + * config/sh/sh.c (multcosts): Check sh_multcost rather than + sh_multcost_str. + (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str. + (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc) + (cut2_workaround_str): Delete. + * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS) + (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str) + (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete. + * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=) + (mgettrcost=, multcost=): New options. + +2005-06-01 Richard Sandiford <rsandifo@redhat.com> + + * opts.h (cl_option_state): New structure. + (get_option_state): Declare. + * opts.c (get_option_state): New function. + * toplev.c (option_affects_pch_p): New function. + (default_get_pch_validity): Store the state of all options for which + option_affects_pch_p returns true. + (default_pch_valid_p): Check the state of those options here. + Only check target_flags separately if targetm.check_pch_target_Flags + is nonnull or if TARGET_SWITCHES is defined. + +2005-06-01 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter + names. + +2005-06-01 Mostafa Hagog <mustafa@il.ibm.com> + + * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138. + +2005-06-01 Mostafa Hagog <mustafa@il.ibm.com> + + * gcse.c (compute_transp, load_killed_in_block): Use + MEM_READONLY_P. + +2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com> + + PR target/21854 + * config/mips/mips-protos.h: Declare mips_use_ins_ext_p + +2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * errors.h (warning, error, fatal, internal_error): Add printf + attribute. + * genmodes.c (make_vector_mode): Fix format arguments. + +2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c, + config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c, + lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c, + tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c, + tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c, + tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c, + tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c, + tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, + tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c, + tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c, + tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c, + tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c, + tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include + errors.h and include toplev.h if necessary. + + * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include + errors.h otherwise include toplev.h. + + * Makefile.in: Update dependencies. + +2005-06-01 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define. + +2005-05-31 Geoffrey Keating <geoffk@geoffk.org> + + * config/rs6000/rs6000.md (sync_boolcshort_internal): New. + * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must + be complemented for big-endian. Mask for AND must be rotated, + not shifted. Handle short operands with NOT on the memory + operation. + +2005-05-30 Daniel Berlin <dberlin@dberlin.org> + + * c-objc-common.c (c_tree_printer): Check flag before hashtable. + Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR. + * dwarf2out.c (dwarf2out_var_location): Ditto. + * toplev.c (default_tree_printer): Ditto. + * tree-outof-ssa.c (create_temp): Ditto. + * tree-sra.c (instantiate_element): Ditto. + * var-tracking.c (track_expr_p): Ditto. + * tree.c (struct tree_map): New structure. + (debug_expr_for_decl): New. + (tree_map_eq): New function. + (tree_map_hash): Ditto. + (tree_map_marked_p): Ditto. + (print_debug_expr_statistics): Ditto. + (decl_debug_expr_lookup): Ditto. + (decl_debug_expr_insert): Ditto. + (dump_tree_statistics): Dump debug_expr hashtable stats. + * tree.h (DECL_DEBUG_EXPR): Change + (SET_DECL_DEBUG_EXPR): Add. + +2005-06-01 Alan Modra <amodra@bigpond.net.au> + + * configure.ac: Add --enable-secureplt. + (HAVE_AS_REL16): Test for R_PPC_REL16 relocs. + * config.in: Regenerate. + * configure: Regenerate. + * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add + rs6000/secureplt.h to tm_file when enable_secureplt. + * doc/invoke.texi (msecure-plt, mbss-plt): Document. + * doc/install.texi: Document --enable-targets and --enable-secureplt. + Correct xrefs to "Using the GNU Compiler Collection (GCC)". + * config/rs6000/secureplt.h: New file. + * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define. + (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without + assembler support. + (CC1_SECURE_PLT_DEFAULT_SPEC): Define. + (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default. + (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default. + * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options. + * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define. + * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle + TARGET_SECURE_PLT got register load sequence. + (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when + TARGET_SECURE_PLT. + (rs6000_elf_declare_function_name): Don't emit toc address offset + word when TARGET_SECURE_PLT. + * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*. + (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT. + (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns. + (call, call_value): Mark pic_offset_table_rtx used for sysv pic and + TARGET_SECURE_PLT. + (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv, + sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT + and -fPIC. + * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31". + (__trampoline_setup): Likewise. Init r30 before plt call. + +2005-05-31 DJ Delorie <dj@redhat.com> + + * expr.c (convert_move): When a partial_int requires multiple + conversion steps, make sure successive steps convert the + intermediate value, not the original value. + + * expmed.c (expand_mult): Convert partial_int multiplies to + shift/add combinations too. + + * genmodes.c (mode_data): Add wider_2x. + (calc_wider_mode): Calculate twice-wider mode too. + (emit_mode_wider): Emit twice-wider mode too. + * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New. + * expr.c (expand_expr_real_1): Use it for expanding + multiplies. + +2005-05-31 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/21817 + * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST. + +2005-05-31 Pat Haugen <pthaugen@us.ibm.com> + + * loop.c (loop_invariant_p, valid_initial_value_p): Revert last + change. + +2005-05-31 Andrew Pinski <pinskia@physics.uc.edu> + + PR middle-end/20931 + PR middle-end/20946 + * fold-const.c (fold_checksum_tree): Copy types also if + TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set. + Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN + first. + Tail recurse TREE_LIST's TREE_CHAIN. + +2005-05-31 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/21732 + * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a + SSA_NAME twice and cause the loop to become finite. Remove the test + for val. + +2005-05-31 Andrew Pinski <pinskia@physics.uc.edu> + + * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional + expression. + +2005-05-31 Richard Sandiford <rsandifo@redhat.com> + + * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak + the documentation to make it more future-proof. + (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook. + * target.h (gcc_target): Add check_pch_target_flags. + * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro. + (TARGET_INITIALIZER): Include it. + * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags. + * config/sh/sh-protos.h (sh_pch_valid_p): Delete. + * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete. + (sh_check_pch_target_flags): New function. + (TARGET_CHECK_PCH_TARGET_FLAGS): Override default. + +2005-05-31 Richard Guenther <rguenth@gcc.gnu.org> + + * fold-const.c (extract_array_ref): Handle more cases, + do some useful canonicalization of the base. + (fold_binary): Explicitly deal with arrays of zero-sized + structures during folding of &a[i] == &a[j]. + +2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/install.texi (sparc-sun-solaris2*): Update note + about Sun bug 4910101. + (sparc-sun-solaris2.7): Document bootstrap + failure with Sun WorkShop 6 99/08/18 as. + +2005-05-30 Pat Haugen <pthaugen@us.ibm.com> + + * loop.c (loop_invariant_p, valid_initial_value_p): Use + regs_invalidated_by_call instead of call_used_regs. + +2005-05-30 Paolo Carlini <pcarlini@suse.de> + + PR middle-end/21743 + * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL): + Enable. + * doc/extend.texi: Add clog, clogf, clogl. + +2005-05-30 H.J. Lu <hongjiu.lu@intel.com> + + PR middle-end/20303 + * c-pragma.c: Include "vec.h". + (handle_pragma_visibility): Use VEC. + + * doc/invoke.texi: Remove the nested visibility push limit. + +2005-05-30 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/15422 + * reg-stack.c (starting_stack_p): New static global. + (straighten_stack): Delete prototype. Change to update the stack + before the current insn. + (subst_stack_regs): Update call to straighten stack. + (emit_swap_insn): Delete prototype. For the first insn in a + basic block, update stack_in instead of emitting a real swap. + (change_stack): When changing the stack before the first insn + in a basic block, update stack_in instead of emitting real code. + (compensate_edges): Clear starting_stack_p during compensation. + (convert_regs_1): Keep track of starting_stack_p whilst processing + a basic block. + +2005-05-30 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-ccp.c (const_val): Make it static. + +2005-05-29 Geoffrey Keating <geoffk@apple.com> + + PR target/21761 + * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from + pattern involving `:P'. + + * Makefile.in (install-cpp): Depend on installdirs. + +2005-05-30 Kazu Hirata <kazu@cs.umass.edu> + + * tree-outof-ssa.c (_elim_graph): Change the type of edge_list + to VEC(int,heap)*. + (new_elim_graph, clear_elim_graph, delete_elim_graph, + elim_graph_add_edge, elim_graph_remove_succ_edge, + FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC + instead of VARRAY. + +2005-05-29 Kazu Hirata <kazu@cs.umass.edu> + + * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c, + opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c, + tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and + follow spelling conventions in error/dump messages. + +2005-05-29 Roger Sayle <roger@eyesopen.com> + Richard Henderson <rth@redhat.com> + + * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly + if the RHS isn't suitable for calling emit_move_insn. + +2005-05-29 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-ccp.c (ccp_fold): Return immediately after calling + fold_unary and fold_binary. + +2005-05-29 Roger Sayle <roger@eyesopen.com> + + * reg-stack.c (propagate_stack): Always copy the source stack to + the destination. This routine is now only called when this is safe. + (better_edge): New function split out from convert_regs_1 to + determine which of two edges is better to propagate across. + (convert_regs_1): We need only search for a best edge if the + stack layout hasn't been defined yet. Use better_edge to help + find beste. No longer traverse unnecessary edges. + +2005-05-29 Keith Besaw <kbesaw@us.ibm.com> + + * tree-ssa-alias.c (new_type_alias): New procedure to + create a type memory tag for a pointer with a may-alias + set determined from a variable declaration. + * tree-flow.h: export declaration of new_type_alias + * tree-optimize.c (init_tree_optimization_passes): document + that pass_may_alias cannot be called after pass_vectorize. + * tree-vect-transform (vect_create_data_ref_ptr): Call + new_type_alias when an type memory tag isn't available + for a reference. + (vectorizable_store): Use copy_virtual_operands to update + virtual defs in place (so that loop_version can be called). + Call mark_for_renaming for the virtual defs in case peeling + is done and virtual uses outside the loop need to be updated. + +2005-05-29 Dorit Naishlos <dorit@il.ibm.com> + + PR tree-optimization/21639 + * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect. + +2005-05-29 Jan Hubicka <jh@suse.cz> + + PR tree-optimization/21562 + * cfgexpand.c (construct_init_block): Deal properly with the case + of entry edge not pointing to very first basic block. + +2005-05-28 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-ccp.c (ccp_fold): Remove code that produces + non-gimple min invariant. + + * Makefile.in (OBJS-common): Add tree-cfgcleanup.o. + * tree-flow.h: Add prototypes for start_recording_case_labels + and end_recording_case_labels. + * tree-cfg.c (start_recording_case_labels, + end_recording_case_labels): Export. + (cleanup_tree_cfg_loop, modified_noreturn_calls, + cleanup_control_flow, cleanup_control_expr_graph, + remove_fallthru_edge, phi_alternatives_equal, + tree_forwarder_block_p, has_abnormal_incoming_edge_p, + remove_forwarder_block, cleanup_forwarder_blocks, + remove_forwarder_block_with_phi, merge_phi_nodes, + gate_merge_phi, pass_merge_phi): Move to ... + * tree-cfgcleanup.c: ... here. + + * basic-block.h: Remove forward declaration of bb_ann_d. + +2005-05-28 Jan Hubicka <jh@suse.cz> + + * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis): + Update profile. + * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in + debug output. + (tree_mod_subtract): Fix profile updating code. + (tree_divmod_values_to_profile): Do not produce useless value profilers + for divisions. + +2005-05-28 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-dom.c (vrp_element_p): Define. + (vrp_hash_elt): Change the type of records to + VEC(vrp_element_p,heap). + (vrp_free): New. + (tree_ssa_dominator_optimize): Pass vrp_free to htab_create. + Update uses of VRP records. + (simplify_cond_and_lookup_avail_expr, record_range): Update + uses of VRP records. + + * tree-inline.c (cfun_stack): Change the type to + VEC(function_p,heap). + (push_cfun, pop_cfun): Use VEC instead of VARRAY. + +2005-05-27 Ian Lance Taylor <ian@airs.com> + + * c-decl.c (add_stmt): Add C frontend specific version. + (stmts_are_full_exprs_p): Remove. + * c-common.h (STMT_IS_FULL_EXPR_P): Remove. + (stmts_are_full_exprs_p): Don't declare. + * c-semantics.c (add_stmt): Remove. + +2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * config/mips/mips-protos.h (mips_declare_object): Add printf + attribute. + * config/mips/mips.c (mips_declare_object_name): Fix format + argument. + +2005-05-27 Roger Sayle <roger@eyesopen.com> + + * reg-stack.c (compensate_edge): Remove original prototype. + (propagate_stack): New function to copy the stack layout + at the start of a basic block from the layout at the end of + one of its predecessors. + (compensate_edge): Assume that both source and destination + blocks have already had their stack layouts defined. + (compensate_edges): Traverse all non-entry edges in the CFG + and call compensate_edge on each in turn. + (convert_regs_1): Change return type to void. Call + propagate_stack instead of compensate_edge. + (convert_regs_2): Change return type to void. Update call + to convert_regs_1 to ignore the (now void) return value. + (convert_regs): Update calls to convert_regs_2 to ignore + the (now void) return value. After all the basic blocks have + been processed, call compensate_edges to actually emit new + insns. + (reg_to_stack): Initialize the aux info for each basic block + with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE. + +2005-05-28 Jan Hubicka <jh@suse.cz> + + * except.c (can_throw_internal_1, can_throw_external_1): Add + "is_resx" argument. + (can_throw_external, can_throw_internal): Bring into sync wrt + dealing resx. + * except.h (can_throw_internal_1, can_throw_external_1): Update + prototype. + * tree-eh.c (tree_can_throw_internal, tree_can_throw_external): + Deal properly with resx. + +2005-05-27 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h (basic_block_def): Add phi_nodes and + predictions. Remove tree_annotations. + * predict.c (tree_predicted_by_p, tree_predict_edge, + combine_predictions_for_bb): Adjust references to predictions. + * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call + create_block_annotation. + (create_block_annotation, free_blocks_annotatios, + clear_blocks_annotations): Remove. + (dump_cfg_stats): Don't print out the memory spent on + bb_ann_d. + (delete_tree_cfg_annotations): Don't call free_blocks_annotations. + * tree-flow-inline.h (bb_ann): Remove. + (phi_nodes, set_phi_nodes): Update references to phi_nodes. + * tree-flow.h (bb_ann_d): Remove. + * tree-if-conv.c (process_phi_nodes): Update a reference to + phi_nodes. + * tree-phinodes.c (reserve_phi_args_for_new_edge, + create_phi_node, remove_phi_node): Likewise. + * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann. + * tree-ssa-dom.c (threaded_blocks): New. + (tree_ssa_dominator_optimize): Initialize, clear, and free + threaded_blocks. Update a call to thread_through_all_blocks. + (thread_across_edge): Use threaded_blocks instead of setting + incoming_edge_threaded. + * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take + a bitmap of blocks that are threaded through. + * tree.h: Move the prototype of threaded_through_blocks to + tree-flow.h. + + * domwalk.c (walk_dominator_tree, init_walk_dominator_tree, + fini_walk_dominator_tree): Use VEC instead of VARRAY. + * domwalk.h (dom_walk_data): Change the type of + block_data_stack and free_block_data to VEC(void_p,heap)*. + * tree-ssa-dse.c (dse_initialize_block_local_data, + dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use + VEC instead of VARRAY. + +2005-05-27 Jan Hubicka <jh@suse.cz> + + * cgraph.c: Include tree-gimple.h + (cgraph_edge): Rename expr to stmt. + (cgraph_create_edge): Likewise. + (cgraph_clone_node): Likewise. + * cgraph.h (cgraph_node): Use call_stmt instead of call_expr. + * cgraphunit.c (record_call_1): Rename to ... + (record_reference): ... this one; do not build edges. + (cgraph_varpool_analyze_pending_decls): Call record_reference directly. + (current_basic_block): Kill. + (cgraph_create_edges): Rewrite to work on gimple statements nicely. + (verify_cgraph_node): Likewise. + * tree-inline.c (copy_body_r): Do not mess up with cgraph edges. + (copy_bb): Mess up with cgraph edges here; simplify EH handling. + (copy_edges_for_bb): Simplify EH handling. + (expand_call_inline): Pass statement to cgraph_edge and + cgraph_create_edge. + +2005-05-27 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-inline.c (copy_body_r): Manually fold *& to deal + with ADDR_EXPRs with mismatched types for now. + + * gimplify.c (fold_indirect_ref_rhs): New function. + (gimplify_modify_expr_rhs): Use it instead of pessimistic + fold_indirect_ref. + + * fold-const.c (fold_indirect_ref_1): Add type argument; + make sure the resulting expression is of this type. + (build_fold_indirect_ref, fold_indirect_ref): Adjust callers. + +2005-05-27 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21658 + * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of + fold_binary_to_constant. Likewise, call fold_unary instead of + fold_unary_to_constant. + +2005-05-27 Nathan Sidwell <nathan@codesourcery.com> + + * vec.h: Implement integral type vector specialization. + (VEC_T): Define a non-GTY structure. + (VEC_T_GTY): Define a GTY structure. + (VEC_TA): Rename to ... + (VEC_TA_GTY): ... here. + (DEF_VEC_I, DEF_VEC_ALLOC_I): New. + (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust. + (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of + DEF_VEC_P and DEF_VEC_ALLOC_P. + (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust. + (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of + DEF_VEC_O and DEF_VEC_ALLOC_O. + * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I. + * lambda-code.c: Likewise. + * tree-into-ssa.c: Likewise. + * tree-ssa-live.c: Likewise. + +2005-05-27 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c (update_ssa): Ensure that the operand cache + is up-to-date. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call + update_stmt_if_modified before calling update_ssa. + +2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/rs6000/t-rtems: Remove roe multilib variant. + +2005-05-26 Roger Sayle <roger@eyesopen.com> + + PR tree-optimization/9814 + * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move + instruction, add the necessary clobbers by re-expanding the RTL + for arithmetic operations via optab.c's expand_unop/expand_binop. + (noce_try_bitop): New function to optimize bit manipulation idioms + of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C". + (noce_process_if_block): Call noce_try_bitop. + +2005-05-26 Roger Sayle <roger@eyesopen.com> + + * reg-stack.c (convert_regs_entry, convert_regs_exit, + convert_regs_1, convert_regs_2, convert_regs): Delete prototypes. + (reg_to_stack): Move to end of the file. Initialize the per + basic block information here, instead of... + (convert_regs_entry): Here. + (convert_regs): Change unused return type to void. + +2005-05-27 Kazu Hirata <kazu@cs.umass.edu> + + * c-pch.c, timevar.c, timevar.h, unwind-compat.c, + unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h, + config/rs6000/eabispe.h, config/rs6000/lynx.h, + config/sh/elf.h, config/sh/symbian-pre.h, + config/sparc/sparc-protos.h: Update copyright. + +2005-05-26 Mike Stump <mrs@apple.com> + + * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers + for Objective-C++. + +2005-05-26 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-forwprop.c (forward_propagate_addr_expr): + See through ADDR_EXPR in finding place to propagate into. + +2005-05-26 Kazu Hirata <kazu@cs.umass.edu> + + * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h, + cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c, + ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c, + tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c, + tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, + tree-ssa-operands.c, tree-vect-analyze.c, + tree-vect-transform.c, tree-vectorizer.c, tree.c, + config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c, + config/frv/frv.md, config/i386/i386.c, config/i386/sse.md, + config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h, + config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md, + config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c, + config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md, + config/sh/ushmedia.h, config/sparc/sparc.c, + config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment + typos. Follow spelling conventions. + * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos. + Follow spelling conventions. + +2005-05-26 David Ung <davidu@mips.com> + + * config/mips/mips.c (mips_use_ins_ext_p): New helper function + that determines whether the MIPS32/64 R2 ext/ins should be used. + * config/mips/mips.h (ISA_HAS_EXT_INS): New macro. + * config/mips/mips.md (extzv): Changed predicate for operand to + nonimmediate_operand. Add code to generate insn patterns for + extzvsi and extzvdi. + (extzv<mode>): New pattern to match mips32/64 r2 ext insn. + (insv): Similarly for insertion. + (insv<mode>): Similarly. + +2005-05-26 Paolo Bonzini <bonzini@gnu.org> + + * simplify-rtx.c (avoid_constant_pool_reference): Support + offsetted addresses in the constant pool. + +2005-05-26 Paolo Bonzini <bonzini@gnu.org> + + * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New. + * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New. + +2005-05-26 Jakub Jelinek <jakub@redhat.com> + + PR target/21716 + * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not + found in the basic block and last insn in the basic block is not + INSN_P. Remove explicit unspec numbers that are no longer valid + from comments. + +2005-05-26 Paolo Bonzini <bonzini@gnu.org> + + * tree-vect-transform.c (vectorizable_operation): Try word_mode + vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even + if a vector mode is available. + +2005-05-25 Roger Sayle <roger@eyesopen.com> + + PR middle-end/21709 + * fold-const.c (const_binop): Check for division by zero during + complex division. + +2005-05-26 Ian Lance Taylor <ian@airs.com> + + * reload1.c (verify_initial_elim_offsets): Add braces to avoid + having a declaration after a statement. + +2005-05-26 Richard Sandiford <rsandifo@redhat.com> + + * opt-functions.awk (var_type): New function. + (var_set): Use CLVC_STRING if var_type returns "const char *". + * opth-gen.awk: Use var_type to find out the types of variables. + Don't print comments above each "extern" definition. + * optc-gen.awk: Use var_type in the same way. + * opts.h (cl_var_cond): Rename to... + (cl_var_type): ...this. Add CLVC_STRING. + (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond" + with "var_type". + * opts.c (handle_option, option_enabled): Update after above name + change. Cast flag_var before using it. Handle CLVC_STRING. + + * config/alpha/alpha.h (alpha_tls_size): Delete. + * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string) + (alpha_tune_string, alpha_tp_string, alpha_fprm_string) + (alpha_fptm_string, alpha_mlat_string): Delete. + (alpha_handle_option): Don't set the above variables here. Use the + integer argument to check the validity of -mtls-size=. + * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=) + (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s. + (mtls-size=): Likewise. Convert to a UInteger and initialize the + variable to 32. + + * config/arc/arc.c (arc_cpu_string, arc_text_string) + (arc_data_string, arc_rodata_string): Delete. + (arc_handle_option): Don't set the above variables here. + * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s + and initialize them. + + * config/arm/arm.c (target_fpu_name, target_fpe_name) + (target_float_abi_name, target_abi_name, structure_size_string) + (arm_pic_register_string): Delete. + (arm_handle_option): Don't set the above variables here, except + in the handling of -mhard-float and -msoft-float. + * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=) + (mpic-register=, mstructure-size-boundary=): Add Var()s. + + * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION) + (avr_handle_option): Delete. + * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize + them. + + * config/bfin/bfin.c (bfin_library_id): Delete. + (bfin_handle_option): Don't set it. + * config/bfin/bfin.opt (mshared-library-id=): Add Var(). + + * config/c4x/c4x.h (c4x_rpts_cycles): Delete. + * config/c4x/c4x.c (c4x_rpts_cycles): Delete. + (c4x_handle_option): Don't set c4x_rpts_cycles here. + * config/c4x/c4x.opt (mrpts=): Add Var(). + + * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set + cris_elinux_stacksize_str here. + * config/cris/aout.opt (melinux-stacksize=): Add Var(). + * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str) + (cris_tune_str, cris_elinux_stacksize_str): Delete. + * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str) + (cris_tune_str, cris_elinux_stacksize_str): Delete. + (cris_handle_option): Don't set the above variables here. + * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=) + (max-stackframe=): Add Var()s. + + * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete. + * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string) + (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string) + (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string) + (ix86_align_jumps_string, ix86_preferred_stack_boundary_string) + (ix86_branch_cost_string, ix86_align_funcs_string): Delete. + (ix86_handle_option): Don't set the above variables here. + * config/i386/i386.opt (malign-functions=, malign-jumps=) + (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=) + (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add + Var()s. + + * config/ia64/ia64.h (ia64_tls_size): Delete. + * config/ia64/ia64.c (ia64_tls_size): Delete. + (ia64_handle_option): Treat -mtls-size= as a UInteger option, + reading the integer argument from the "value" parameter. Don't + set ia64_tls_size here. + * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option. + Add Var() and Init(). + + * config/m32r/m32r.h (m32r_cache_flush_func): Delete. + (m32r_cache_flush_trap): Delete. + * config/m32r/m32r.c (m32r_cache_flush_func): Delete. + (m32r_cache_flush_trap): Delete. + (m32r_handle_option): Don't set the above variables when handling + -mflush-func= and -mflush-trap=. + * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s + and Init()s. + + * config/mips/mips.h (mips_cache_flush_func): Delete. + * config/mips/mips.c (mips_arch_string, mips_tune_string) + (mips_cache_flush_func): Delete. + (mips_handle_option): Don't set the above variables when handling + -march=, -mtune= and -mflush-func=. + * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s. + + * config/s390/s390.c (s390_arch_string): Delete. + (s390_handle_option): Don't set it here. + * config/s390/s390.opt (march=): Add Var(). + + * config/sparc/sparc.h (sparc_cmodel_string): Delete. + * config/sparc/sparc.c (sparc_cmodel_string): Delete. + (sparc_handle_option): Don't set it here. + * config/sparc/sparc.opt (mcmodel=): Add Var(). + +2005-05-25 Roger Sayle <roger@eyesopen.com> + + * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive + call to convert_to_integer by building the NOP_EXPR directly. + +2005-05-25 Richard Sandiford <rsandifo@redhat.com> + + * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo. + +2005-05-25 Daniel Berlin <dberlin@dberlin.org> + Jeff Law <law@redhat.com> + + * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant, + constant and side_effects of the ADDR_EXPR are consistent. + + * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL + appropriately around calls to recompute_tree_invarant_for_addr_expr. + +2005-05-25 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines. + (s390_function_arg, s390_gimplify_va_arg): Use them. + (s390_register_info): Save only required subset of argument + registers into save area for va_list. + (s390_va_start): Initialize only required elements of va_list struct. + (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field. + +2005-05-25 Ulrich Weigand <uweigand@de.ibm.com> + + * reload1.c (verify_initial_elim_offsets): Return boolean status + instead of aborting. + (reload): Adapt verify_initial_elim_offsets call site. Restart + main loop if some initial elimination offsets changed. + +2005-05-25 Adam Nemet <anemet@lnxw.com> + + * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead + of -mno-svr4-struct-return. + +2005-05-25 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/21705 + + * tree-ssa-pre.c (in_fre): New static variable. + (create_value_expr_from): Recursively value number reference ops + in argument lists. + (can_value_number_call): Temporary restrict only exists for + PRE, not FRE. + +2005-05-25 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace + sizeof (bitmap *) with sizeof (bitmap). + +2005-05-25 Daniel Berlin <dberlin@dberlin.org> + + * lambda-code.c (perfect_nestify): Call update_stmt on the exit + condition. + +2005-05-25 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to + hook_bool_rtx_true. + +2005-05-25 Jan Hubicka <jh@suse.cz> + + * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency. + * cgraph.c (cgraph_create_node): Reset estimated_growth. + * cgraph.h (cgraph_global_info): Add estimated_growth. + * ipa-inline.c: Include coverage.h + (max_insns, max_count): New static variables. + (cgraph_estimate_size_after_inlining): Cache the result. + (cgraph_estimate_growth): + * passes.c (rest_of_clean_state): Kill coverage_end_function. + * timevar.def (TV_INLINE_HEURISTICS): New timevar. + * tree-optimize.c (init_tree_optimization_passes): Move profiling before + inlining. + (ipa_passes): Initialize bitmaps. + +2005-05-25 Adrian Straetling <straetling@de.ibm.com> + + * loop-doloop.c: Include "target.h". + (doloop_valid_p): Move tests to function in targhooks.c. + * target.h (struct gcc_target): New target hook + "insn_valid_within_doloop". + * target-def.h: Define default value for "insn_valid_within_doloop". + (TARGET_INITIALIZER): Insert new target hook into initializer. + * targhooks.c (default_insn_valid_within_doloop): New function. + * targhooks.h (default_insn_valid_within_doloop): Declare. + * hooks.c (hook_bool_rtx_true): New function. + * hooks.h (hook_bool_rtx_true): Declare. + * doc/tm.texi: Add documentation for new target hook. + +2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/21412 + * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro + * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete. + (sparc_tls_referenced_p): New prototype. + * config/sparc/sparc.c (tls_symbolic_operand): Delete. + (sparc_expand_move): Look for TLS addresses with constant offsets. + (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of + tls_symbolic_operand. + (legitimate_pic_operand_p): Likewise. + (legitimate_address_p): Likewise. + (legitimize_address): Likewise. + (sparc_tls_symbol_ref_1): New function. + (sparc_tls_referenced_p): New function. + * config/sparc/predicates.md (tgd_symbolic_operand): Use + SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand. + (tld_symbolic_operand): Likewise. + (tie_symbolic_operand): Likewise. + (tle_symbolic_operand): Likewise. + +2005-05-24 DJ Delorie <dj@redhat.com> + + * common.opt (-Wattributes): New. Default true. + * doc/invoke.texi (-Wno-attributes): Document. + + * attribs.c (decl_attributes): Move warning control from if() to + warning(OPT_*). + * c-common.c (handle_packed_attribute): Likewise. + (handle_nocommon_attribute): Likewise. + (handle_common_attribute): Likewise. + (handle_noreturn_attribute): Likewise. + (handle_noinline_attribute): Likewise. + (handle_always_inline_attribute): Likewise. + (handle_used_attribute): Likewise. + (handle_unused_attribute): Likewise. + (handle_const_attribute): Likewise. + (handle_transparent_union_attribute): Likewise. + (handle_constructor_attribute): Likewise. + (handle_destructor_attribute): Likewise. + (handle_mode_attribute): Likewise. + (handle_alias_attribute): Likewise. + (handle_visibility_attribute): Likewise. + (handle_tls_model_attribute): Likewise. + (handle_malloc_attribute): Likewise. + (handle_returns_twice_attribute): Likewise. + (handle_pure_attribute): Likewise. + (handle_deprecated_attribute): Likewise. + (handle_vector_size_attribute): Likewise. + (handle_nothrow_attribute): Likewise. + (handle_cleanup_attribute): Likewise. + (handle_warn_unused_result_attribute): Likewise. + (handle_sentinel_attribute): Likewise. + * c-decl.c (diagnose_mismatched_decls): Likewise. + (start_decl): Likewise. + (grokdeclarator): Likewise. + (start_function): Likewise. + * c-format.c (check_function_format): Likewise. + * stor-layout.c (place_field): Likewise. + (finalize_record_size): Likewise. + * tree.c (handle_dll_attribute)): Likewise. + * varasm.c (default_assemble_visibility): Likewise. + * config/darwin.c (darwin_handle_weak_import_attribute): Likewise. + (darwin_assemble_visibility): Likewise. + * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise. + * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise. + (arm_handle_isr_attribute): Likewise. + * config/avr/avr.c (avr_handle_progmem_attribute): Likewise. + (avr_handle_fndecl_attribute): Likewise. + * config/bfin/bfin.c (handle_int_attribute): Likewise. + * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise. + * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise. + (h8300_handle_eightbit_data_attribute): Likewise. + (h8300_handle_tiny_data_attribute): Likewise. + * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise. + (ix86_handle_regparm_attribute): Likewise. + (ix86_handle_struct_attribute): Likewise. + * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise. + (i386_pe_encode_section_info): Likewise. + * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise. + * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise. + (ip2k_handle_fndecl_attribute): Likewise. + * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise. + * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise. + (m68hc11_handle_fntype_attribute): Likewise. + (m68hc11_encode_section_info): Likewise. + * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise. + * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise. + * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise. + * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise. + * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise. + (sh_handle_sp_switch_attribute): Likewise. + (sh_handle_trap_exit_attribute): Likewise. + * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise. + (sh_symbian_handle_dll_attribute): Likewise. + * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise. + (xstormy16_handle_below100_attribute): Likewise. + * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise. + + * c-common.c (unsigned_conversion_warning): Move warning control + from if() to warning(OPT_*). + (c_common_truthvalue_conversion): Likewise. + (c_do_switch_warnings): Likewise. + * c-decl.c (diagnose_mismatched_decls): Likewise. + (diagnose_mismatched_decls): Likewise. + (define_label): Likewise. + (grokdeclarator): Likewise. + * c-format.c (check_format_info): Likewise. + * c-lex.c (interpret_integer): Likwise. + (lex_string): Likewise. + * c-opts.c (c_common_post_options): Likewise. + * c-parser.c (c_parser_unary_expression): Likewise. + * c-pragma.c (handle_pragma_redefine_extname): Likewise. + (handle_pragma_extern_prefix): Likewise. + * c-typeck.c (build_binary_op): Likewise. + * gcse.c (is_too_expensive): Likewise. + * opts.c (decode_options): Likewise. + * stor-layout.c (place_field): Likewise. + * tree-cfg.c (remove_bb): Likewise. + + * c.opt (-Wreturn-type): Add Var(warn_return_type). + * flags.h (warn_return_type): Remove. + * toplev.c (warn_return_type): Likewise. + +2005-05-24 Kelley Cook <kcook@gcc.gnu.org> + + * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for + existence of long long and __int64 before determining their size. + * aclocal.m4: Delete gcc_AC_C_LONG_LONG. + * configure, config.h.in: Regenerate. + +2005-05-24 Kelley Cook <kcook@gcc.gnu.org> + + * configure: Regenerate. + +2005-05-24 Ziemowit Laski <zlaski@apple.com> + + * c-common.h (objc_comptypes): Remove prototype. + (objc_compare_types): New prototype. + (objc_volatilized_decl): Likewise. + (objc_type_quals_match): Likewise. + * c-decl.c (objc_mark_locals_volatile): Streamline by calling + objc_volatilize_decl(). + * c-typeck.c (comp_target_types): Remove third parameter; do + not call objc_comptypes(). + (comptypes): Remove calls to objc_comptypes(). + (build_function_call): Extend compatible prototype check to ObjC. + (build_conditional_expr): Adjust call to comp_target_types(). + (convert_for_assignment): Call objc_compare_types() instead of + objc_comptypes(); adjust calls to comp_target_types(); call + objc_type_quals_match() before issuing qualifier mismatch + warnings. + (build_binary_op): Call objc_compare_types() before issuing + pointer mismatch warnings; adjust calls to + comp_target_types(). + * stub-objc.c (objc_comptypes): Remove stub. + (objc_compare_types): New stub. + (objc_volatilized_decl): Likewise. + (objc_type_quals_match): Likewise. + +2005-05-24 Paolo Carlini <pcarlini@suse.de> + + * config/ia64/ia64intrin.h: Define nothing for C++: + overloaded builtins have been ported to C++. + +2005-05-24 Jeff Law <law@redhat.com> + + * tree-nested.c (build_addr): New "context" argument. Temporarily + set current_function_decl around the call to build the ADDR_EXPR. + (get_static_chain): Pass proper context to build_addr. + (convert_nl_goto_reference): Likewise. + (convert_tramp_reference): Likewise. + (final_nesting_tree_1): Likewise. + * tree-profile.c (tree_gen_interval_profiler): Likewise. + (tree_gen_pow2_profiler): Likewise. + (tree_gen_one_value_profiler): Likewise. + * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise. + * tree.h (build_addr): Update prototype. + +2005-05-24 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow.h (bb_ann_d): Remove has_escape_site. + * tree-ssa-alias.c (compute_points_to_addr_escape): Don't + write to has_escape_site. + +2005-05-24 Jeff Law <law@redhat.com> + + * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h. + * tree-cfg.c: Include tree-ssa-propagate.h. + (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as + needed. + +2005-05-24 Nick Clifton <nickc@redhat.com> + + * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define + __NO_FPRS__ when 'f' class registers will not be available. + +2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> + + * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if + nothing was done. + * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did + nothing then FAIL. + * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update + prototype. + +2005-05-23 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (cprop_into_stmt): Do not call + recompute_tree_invariant_for_addr_expr here. + (optimize_stmt): Call it here instead and do so if anything + at all has changed in the statement and the RHS is an ADDR_EXPR. + * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If + needed, call recompute_tree_invariant_for_addr_expr. + * tree-ssa-propagate.c (substitute_and_fold): Call + recompute_tree_invariant_for_addr_expr as needed. + +2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn + saving less registers than the replacement. + +2005-05-23 Jan Hubicka <jh@suse.cz> + + * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB. + +2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc-protos.h (sparc_expand_move): New prototype. + * config/sparc/sparc.c (sparc_expand_move): New function. + (sparc_emit_set_const64): Rewrite assert condition on entry. + (legitimate_constant_p) <CONST_VECTOR>: New case. + (legitimize_pic_address): Use TARGET_ARCH64 to select the mode. + * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32, + movV64, movtf): Use nonimmediate_operand for the first operand. + Rewrite. Only invoke sparc_expand_move. + * config/sparc/predicates.md (input_operand): Reorder tests. + +2005-05-23 Jan Beulich <jbeulich@novell.com> + + * gthr-posix.h (__gthread_recursive_mutex_init_function): Add + missing return statement. + +2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use + emit_move_insn for moves to TFmode stack slots. + +2005-05-21 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-stdarg.c (execute_optimize_stdarg): Handle references + to va_list of the form &va[0]. + +2005-05-20 Jan Hubicka <jh@suse.cz> + + * Makefile.in (insn-emit.o): Add basic-block.h dependency. + * genemit.c (main): Make insn-emit to include basic-block.h too. + +2005-05-20 Jan Hubicka <jh@suse.cz> + + * cgraphunit.c (cgraph_expand_function): Force function being lowered. + +2005-05-19 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked, + emit_store_conditional): Split out from ... + (alpha_split_atomic_op): ... here. + (alpha_split_compare_and_swap): New; extract from .md file. + (alpha_split_lock_test_and_set): Likewise. + * config/alpha/alpha-protos.h: Update. + * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move + split code into alpha.c. + (sync_lock_test_and_set<I48MODE>): Likewise. + +2005-05-19 Richard Henderson <rth@redhat.com> + + * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17. + +2005-05-19 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (mulv4si3): Use all register inputs. + (mulv2di3): Likewise. + +2005-05-19 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-loop-ivopts.c (determine_base_object): Use + build_fold_addr_expr to generate trees of correct type. + Use fold_buildN if possible. + +2005-05-19 Jan Hubicka <jh@suse.cz> + + * basic-block.h (REG_BR_PROB_BASE): Define. + * cgraph.c (cgraph_create_edge): Initialize loop_nest and count. + (dump_cgraph_node): Dump count. + (cgraph_clone_edge): Rescale counts. + (cgraph_clone_node): Likewise. + * cgraph.h: Include basic-block.h + (cgraph_node): Add count. + (cgraph_edge): Add count and loop_nest. + (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node): + Update prototypes. + * cgraphunit.c: Kill now redundant inlining comment. + (cgraph_create_edges): Make static, maintain current basic block; + fix pasto. + (record_call_1): Fill in new fields. + * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of + cgraph_clone_node. + (cgraph_decide_recursive_inlining): Likewise. + * rtl.h (REG_BR_PROB_BASE): Kill. + * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge. + (expand_call_inline): Update call of cgraph_create_edge. + * tree-optimize.c (tree_rest_of_compilation): Likewise. + +2005-05-19 Nick Clifton <nickc@redhat.com> + + * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the + new rs6000_explicit_options structure. + +2005-05-19 Richard Henderson <rth@redhat.com> + + PR target/21390 + * config/alpha/alpha.c (alpha_emit_conditional_branch): Move + TFmode code swapping ... + (alpha_emit_xfloating_compare): ... here. + (alpha_emit_setcc): Update to match. + (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS. + +2005-05-19 Richard Henderson <rth@redhat.com> + + PR target/21657 + * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra + memory indirection in local-dynamic case. + +2005-05-18 Jie Zhang <jie.zhang@analog.com> + Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (branch_dest): Add comment why it's + necessary. + * config/bfin/bfin.md (attr "length" default): Change the offset of + forward conditional branch of length 4 from 4096 to 4092. + +2005-05-19 Jan Beulich <jbeulich@novell.com> + + * unwind-compat.c: Include tconfig.h and tsystem.h. + * unwind-dw2-fde-compat.c: Likewise. + +2005-05-18 Richard Henderson <rth@redhat.com> + + PR 21541 + * ifcvt.c (noce_process_if_block): Avoid conversion when the + memory destination is readonly. + +2005-05-18 Richard Henderson <rth@redhat.com> + + PR 21541 + * tree-ssa-operands.c (opf_non_specific): New. + (get_asm_expr_operands): Set it. + (add_call_clobber_ops, add_call_read_ops): Likewise. + (add_stmt_operand): Test it instead of opf_kill_def when + considering unmodifiable variables. + + * tree-ssa-operands.c (get_expr_operands): Fix exact test. + +2005-05-19 Kazu Hirata <kazu@cs.umass.edu> + + * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c, + tree-ssa-forwprop.c: Fix comment typos. + * doc/invoke.texi: Fix a typo. + +2005-05-18 Richard Henderson <rth@redhat.com> + + * config.gcc (powerpc-*-linux*): Include linux64.opt when + including linux64.h. + +2005-05-18 Richard Henderson <rth@redhat.com> + + * tree-cfg.c (pass_remove_useless): Revert last change. + * tree-optimize.c (init_tree_optimization_passes): Initialize + all_lowering_passes with PROP_gimple_any. + +2005-05-18 Devang Patel <dpatel@apple.com> + + * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from + the mask end. + +2005-05-18 Richard Henderson <rth@redhat.com> + + * tree-ssa-forwprop.c (cfg_changed): New. + (tidy_after_forward_propagate_addr): New. + (forward_propagate_addr_expr): Use it, and fold_stmt_inplace. + (forward_propagate_addr_into_variable_array_index): Likewise. + (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if + edges were removed. + +2005-05-18 Geoffrey Keating <geoffk@apple.com> + + * dummy-checksum.c: New. + * genchecksum.c: New. + * c.opt (print_pch_checksum): New flag. + * c-pch.c (struct c_pch_validity): Make much shorter. + (no_checksum): New. + (host_machine): Remove. + (target_machine): Remove. + (get_ident): Change PCH version number. + (pch_init): When -fverbose-asm, print out the compiler fingerprint. + Don't put triplets or version string in PCH validity data. + Do put the compiler checksum in the validity data. + (c_common_valid_pch): Don't check triplets or version string. Do + check checksum. + (c_common_print_pch_checksum): New. + * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum. + Print fingerprint with -v. + * c-common.h (c_common_print_pch_checksum): New. + (executable_checksum): New. + * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c. + (cc1-dummy): New rule. + (cc1-checksum.c): New rule. + (cc1-checksum.o): New rule. + (cc1): Add checksum support. + (build/genchecksum): New. + (build/genchecksum.o): New. + (dummy-checksum.o): New. + (genobjnames): Add genchecksum.o. + (mostlyclean): Remove *-checksum.c. + (gnucompare): Add libgcc to list of directories checked. + Make comparison problems in libgcc/ and with checksum files only + be warnings. + * doc/invoke.texi (Precompiled Headers): Remove caution. + Document that it must be the exact same binary. Add a few + known-safe flags to the list. + + * rs6000/predicates.md (fix_trunc_dest_operand): New. + * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand. + Check that a memory operand is valid before trying to use it. + + * tree-cfg.c (pass_remove_useless): This pass works on trees. + +2005-05-18 Richard Guenther <rguenth@gcc.gnu.org> + + * tree.c (build1_stat): Don't try to handle two-operand + tree codes. + +2005-05-18 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1. + * config/sh/sh.h: Update mask names throughout. + (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT) + (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT) + (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT) + (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT) + (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT) + (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT) + (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE) + (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3) + (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD) + (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX) + (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT) + (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT) + (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS) + (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL) + (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E) + (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY) + (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU) + (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY) + (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4) + (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY) + (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU) + (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA) + (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA) + (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA) + (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES) + (SUBTARGET_SWITCHES): Delete. + (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE) + (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD) + (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32) + (TARGET_SHMEDIA64): Redefine using other TARGET_* macros. + (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well. + (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE) + (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric. + (SUPPORT_SH2): Define to 1 if SUPPORT_SH1. + (SUPPORT_SH3): Likewise SUPPORT_SH2. + (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3. + (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise + SUPPORT_SH4_NOFPU. + (SUPPORT_SH3E): Likewise SUPPORT_SH2E. + (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY) + (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E. + (SUPPORT_SH4A): Likewise SUPPORT_SH4. + (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE. + (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT. + (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU. + (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA) + (SUPPORT_ANY_SH5): New macros. + (TARGET_NONE): Replace with... + (MASK_ARCH): ...this new macro. + * config/sh/elf.h: Update mask names + * config/sh/linux.h: Likewise. + * config/sh/little.h: Likewise. + * config/sh/netbsd-elf.h: Likewise. + * config/sh/symbian-pre.h: Likewise. + * config/sh/sh.c (sh_handle_option): New function. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT. + (sh_target_switches, target_switches): Delete. + (sh_pch_valid_p): Check for specific differences in the target_flags + settings. + (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT. + * config/sh/sh.opt: New file. + +2005-05-18 Richard Henderson <rth@redhat.com> + + PR target/21632 + * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use + small_addr_symbolic_operand. + +2005-05-18 Jeff Law <law@redhat.com> + + * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not + propagate an ADDR_EXPR if the definition and use sites are + in different EH regions. + +2005-05-18 Ian Lance Taylor <ian@airs.com> + + * read-rtl.c (mode_attr_index): Use obstack_grow0, not + obstack_grow. + +2005-05-18 Daniel Berlin <dberlin@dberlin.org> + + * cfgrtl.c (purge_dead_edges): Don't remove fake edges. + +2005-05-18 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/21407 + + * tree-ssa-operands.c (note_addressable): Change + COMPONENT_REF handling in response to aliasing + discussion. + +2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS. + * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise. + * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete. + * doc/invoke.texi (SPARC options): Document that -mapp-regs is + the default on Solaris too. + +2005-05-17 Daniel Berlin <dberlin@dberlin.org> + + * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR + is okay too. + +2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> + + * timevar.def (TV_SCEV_CONST): New timevar. + * tree-optimize.c (init_tree_optimization_passes): Add + pass_scev_cprop. + * tree-pass.h (pass_scev_cprop): Declare. + * tree-scalar-evolution.c (scev_const_prop): New function. + * tree-scalar-evolution.h (scev_const_prop): Declare. + * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop): + New. + * tree-cfg.c (replace_uses_by): Export. + * tree-flow.h (replace_uses_by): Declare. + +2005-05-17 Ziemowit Laski <zlaski@apple.com> + Mike Stump <mrs@apple.com> + + Yet more Objective-C++... + + * c-common.h (objc_finish_try_stmt): Add. + (objc_build_synchronized): Add. + (objc_generate_write_barrier): Add. + * stub-objc.c (objc_build_synchronized): Add return value. + (objc_finish_try_stmt): Likewise. + (objc_generate_write_barrier): Add. + + * c-common.h (objc_rewrite_function_call): Add. + * c-typeck.c (build_function_call): Allow objc to rewrite + FUNCTION_DECLs. + (build_modify_expr): Allow objc to generate write barriers. + * c.opt (Wassign-intercept): Add. + (Wstrict-selector-match): Add. + (fobjc-call-cxx-cdtors): Add. + (fobjc-direct-dispatch): Add. + (fobjc-gc): Add. + * dbxout.c (get_lang_number): Add Objective-C++ support. + * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise. + (-Wstrict-selector-match): Likewise. + (-fobjc-direct-dispatch): Likewise. + (-Wassign-intercept): Likewise. + (Overall Options): Likewise. + * gengtype.c (get_output_file_with_visibility): Likewise. + * stub-objc.c (objc_rewrite_function_call): Add. + * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support. + + * c-common.c (flag_objc_exceptions): Remove. + (flag_objc_sjlj_exceptions): Remove. + * c-decl.c (objc_mark_locals_volatile): Don't change decls + that are already ok. + * c-opts.c (c_common_handle_option, case + OPT_fobjc_exceptions): Remove. + (case OPT_fobjc_sjlj_exceptions): Remove + * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag. + (fobjc-exceptions): Likewise. + (fobjc-sjlj-exceptions): Likewise. + * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add. + (OFFS_ASSIGNIVAR_FAST): Add. + +2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.md (movhi): Do not test constness + of operand #1 twice. + (movsi): Likewise. + (movdi): Unconditionally accept zero as second operand + when the first is memory. + (movdi_insn_sp32): Handle above case. + (DImode splitter): Use predicates. + (DImode splitter): Use const_zero_operand predicate. + (movsf_insn): Swap 2 alternatives. + +2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply + expand_simple_operations to bases of the ivs. + (tree_int_cst_sign_bit): Export. + * tree-flow.h (expand_simple_operations): Declare. + * tree-ssa-loop-niter.c (number_of_iterations_cond): Use + tree_int_cst_sign_bit. + (expand_simple_operations): Export. + * tree.h (tree_int_cst_sign_bit): Declare. + +2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the + merged block. + (replace_uses_by): New function. + (tree_merge_blocks): Eliminate the phi nodes in the merged block. + * tree-flow.h (fold_stmt_inplace): Declare. + * tree-ssa-ccp.c (fold_stmt_inplace): New function. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance + info after cfg cleanup. + +2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> + + * cfgloop.h (just_once_each_iteration_p): Declaration changed. + * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument + const. + +2005-05-17 Zdenek Dvorak <dvorakz@suse.cz> + + * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated. + * ggc-zone.c (ggc_alloc_zone_1): Ditto. + * timevar.c (timevar_ggc_mem_total): New variable. + (GGC_MEM_BOUND): New constant. + (get_time): Record ggc memory status. + (timevar_accumulate): Accumulate amount of ggc memory. + (timevar_print): Print consumption of ggc memory. + * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI, + TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION, + TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters. + * timevar.h (struct timevar_time_def): Add ggc_mem field. + (timevar_ggc_mem_total): Declare. + +2005-05-17 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c (update_ssa): Clean up by shortening the + live range of DFS. + +2005-05-17 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md (ncond, ocode, rcond): Remove separate + define_code_attr. + ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>") + ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed") + ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>") + ("s<ocond:code>"): Rename from respectively "b<ncond>", + "b<ocond>", "b<rcond>", ("*b<ncond>_reversed", + "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>", + "s<rcond>" and "s<ocond>". + ("b<ocond:code>", "*b<ocond:code>_reversed") + ("*b<rcond:code>_reversed"): Remove extraneous backslashes in + output statement section. + +2005-05-17 Roger Sayle <roger@eyesopen.com> + + * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs. + +2005-05-17 Steven Bosscher <stevenb@suse.de> + Stuart Hastings <stuart@apple.com> + Jan Hubicka <jh@suse.cz> + Dale Johannesen <dalej@apple.com> + + * cgraph.h (cgraph_node): Add 'lowered' state. + (cgraph_lower_function): Declare. + * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag. + (cgraph_lower_function): New function. + (cgraph_create_edges): Deal with lowered function bodies. + (verify_cgraph_node): Likewise. + (cgraph_analyze_function): Do lowering job. + (cgraph_build_static_cdtor): Likewise. + * function.h (struct function): Add saved_eh and saved_cfg. + * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field. + * tree-cfg.c (fold_cond_expr_cond): Export. + * tree-flow.h (fold_cond_expr_cond): Declare. + * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and + pointer-set. + (struct_inline_data): Kill fnd, first_inlined_fn, ret_label, + in_target_cleanup_p, tree_pruner, tsi; add callee, caller and + callee_cfun, block, eh_region, eh_region_offset. + (inlining_p): New predicate. + (remap_decl): Update for new inline_data; declare newly created inline + vars in low gimple way. + (copy_body_r): Update for new datastructure, simplify some of handling + when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK; + deal with RESX_EXPRs. + (copy_bb): New. + (copy_edges_for_bb): Likewise. + (remap_decl_1): New. + (copy_cfg_body): New. + (copy_generic_body): Rewrite to work on low gimple. + (copy_body): Turn into simple wrapper around copy_cfg_body. + (setup_one_parameter): Insert new statements into given basic block. + (initialize_initialized_parameters): Likewise, reorganize way things are + gimplified. + (declare_return_variable): Update for new inline data datastructure. + (inline_forbidden_p): Work on low gimple. + (estimate_num_insns): Likewise. + (expand_call_inline): Work on CFG. + (push_cfun, pop_cfun): New functions. + (cfun_stack): New stack. + (add_lexical_block): New function. + (gimple_expand_calls_inline): Work on basic block. + (optimize_inline_calls): Likewise. + (clone_body, save_body, unsave_ewpr_now): Update for new + datastructures. + (declare_inline_vars): Work on block instead of bind_expr. + (inlining_p): New predicate. + * tree-inline.h (push_cfun, pop_cfun): Declare. + * tree-optimize.c: Include except.h + (all_lowering_passes): New variable. + (execute_fixup_cfg, pass_fixup_cfg): New pass. + (init_tree_optimization_passes): Move some to all_lowering_passes. + (tree_lowering_passes): New function. + (tree_rest_of_compilation): Register cfg hooks; save/unsave eh. + * tree-pass.h (tree_lowering_passes): Declare + +2005-05-17 Nathan Sidwell <nathan@codesourcery.com> + + * unwind-dw2-fde-darwin.c: Include tsystem.h. + +2005-05-17 Jeff Law <law@redhat.com> + + * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h. + * tree-ssa-forwprop.c: Include langhooks.h. + (forward_propagate_addr_expr_into_variable_array_index): New. + (forward_propagate_addr_expr): New. + (tree_ssa_forward_propagate_single_use_vars): Loop over all + the statements in the block instead of just the last statement. + Call forward_propagate_addr_expr as needed. + (pass_forwprop): Update the SSA graph after forward propagation is + complete. + +2005-05-17 Nathan Sidwell <nathan@codesourcery.com> + + * unwind-dw2-fde-glibc.c (base_from_cb_data, + _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as + appropriate. + * unwind-dw2-fde.c (__deregister_frame_info_bases, + base_from_object, fde_split, end_fde_sort): Likewise. + * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op, + execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1, + uw_init_context_1): Likewise. + * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume, + _Unwind_Resume_or_Rethrow): Likewise. + * unwind-pe.h (__gxx_abort): Do not define. + (size_of_encoded_value, base_of_encoded_value, + read_encoded_value_with_base): Use gcc_unreachable. + * unwind.h (_Unwind_GetTextRelBase): Likewise. + +2005-05-17 Daniel Jacobowitz <dan@codesourcery.com> + + * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start) + (cfi_end): New macros. + (RETLDM): Use cfi_pop. Expect an eight byte stack frame. + (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create + an eight byte stack frame. + (__NR_tkill): Define. + (__div0): Use gettid tkill on GNU/Linux. + (_arm_return): Add CFI. + (Lchange_\register, .Lchange_lr): Create an eight byte stack frame. + +2005-05-17 Daniel Jacobowitz <dan@codesourcery.com> + + * configure.ac: Remove spaces around assignment to + gcc_cv_ld_sysroot. + * configure: Regenerated. + +2005-05-17 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete. + * config/rs6000/rs6000.c (rs6000_explicit_options): Add + aix_struct_ret. + (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE. + Modify aix_struct_return variable, not target_flags. + (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE. + (rs6000_return_in_memory): Test aix_struct_return. + * config/rs6000/rs6000.opt (maix-struct-return): Convert to + independent variable. Report mxl-compat. + +2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.md (eh_return): Add missing DONE. + +2005-05-17 Ian Lance Taylor <ian@airs.com> + + * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr + field. + (mode_attr_index): Remove check for defined attribute. Remove + infile parameter. Change all callers. + (apply_mode_maps): Add unknown parameter. Change caller. Always + return after finding attribute. + (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change + callers. + (apply_macro_traverse): Set mtd->unknown_mode_attr. + (read_rtx): Use mtd.unknown_mode_attr to check for an undefined + attribute used for a mode. + +2005-05-17 Paolo Bonzini <bonzini@gnu.org> + + * tree-ssa-math-opts.c: New file. + +2005-05-17 Paolo Bonzini <bonzini@gnu.org> + + * Makefile.in: Add tree-ssa-math-opts.c. + * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b). + * fold-const.c (distribute_real_division): New. + (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it. + * tree-pass.h (pass_cse_reciprocals): New. + * tree-optimize.c (init_tree_optimization_passes): Run it. + * doc/passes.texi: Document the new pass. + +2005-05-17 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/21595 + * builtins.c (fold_builtin_constant_p): Handle + &"string cst"[0] as constant. + +2005-05-17 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (mulv16qi3, mulv2di3): New. + +2005-05-17 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/21492 + * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for + src2 if src2 has been split. + + PR tree-optimization/21610 + * c-typeck.c (decl_constant_value_for_broken_optimization): If not + returning DECL, call unshare_expr. + +2005-05-17 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md: Unquote preparation and output statements. + (BWD, WD, BW): New, mode-macros. + (S, s, m, mm, nbitsm1): New, mode-attrs. + (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros. + (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New, + code-attrs. + ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi". + ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi". + ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and + "*cmp_swapexthi". + ("cmp<mode>"): Replace "cmphi" and "cmpqi". + ("movdi"): Move misplaced head comment regarding necessity of + movdi from movsi to here. + ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and + "*mov_sidehi_biap". + ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi". + ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace + "*mov_sideqi_biap_mem". + ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and + "*mov_sidehi_mem". + ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap", + "*clear_sidehi_biap" and "*clear_sideqi_biap". + ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi" + and "*clear_sideqi". + ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and + "*ext_sidehisi_biap". + ("*ext_side<mode>si"): Replace "*ext_sideqisi" and + "*ext_sidehisi". + ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi". + ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi". + ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2". + ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2". + ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and + "zero_extendqisi2". + ("*op_side<mode>_biap"): Replace "*op_sideqi_biap", + "*op_sidehi_biap" and "*op_sidesi_biap". + ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and + "*op_sidesi". + ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap", + "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap". + ("*op_swap_side<mode>"): Replace "*op_swap_sideqi", + "*op_swap_sidehi" and "*op_swap_sidesi". + ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo + in the N alternative of "subqi3". + ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and + "*extophisi_side_biap". + ("*extop<mode>si_side"): Replace "*extopqisi_side" and + "*extophisi_side". + ("*extop<mode>si_swap_side_biap"): Replace + "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap". + ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and + "*extophisi_swap_side". + ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi". + ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and + "*extophisi_swap". + ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3", + "mulqihi3", "mulhisi3" and "mulhisi3". + ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3". + ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and + "umulsi3_highpart". + ("xor<mode>3"): Replace "xorhi3" and "xorqi3". + ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2". + ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2". + ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3". + ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3". + ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi", + "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi". + ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart", + "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart". + ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3". + ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3". + ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and + "*ashlhi_lowpart". + ("abs<mode>2"): Replace "abshi2" and "absqi2". + ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and + "bleu". + ("b<ocond>"): Replace "bgt" and "ble". + ("b<rcond>"): Replace "blt" and "bge". + ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed", + "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and + "*bleu_reversed". + ("*b<ocond>_reversed"): Replace "*bgt_reversed" and + "*ble_reversed". + ("*b<rcond>_reversed"): Replace "*blt_reversed" and + "*blt_reversed". + ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and + "sne". + ("s<rcond>"): Replace "sge" and "slt". + ("s<ocond>"): Replace "sgt" and "sle". + ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d + [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2]. + ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i], + clear.w [rx=rx+i] and clear.b [rx=rx+i]. + +2005-05-17 Jakub Jelinek <jakub@redhat.com> + + * varasm.c (struct constant_descriptor_tree): Add hash field. + (const_desc_hash): Just return hash field. + (const_desc_eq): If hash values are different, return 0 immediately. + (output_constant_def): Compute hash field of temporary key, use + htab_find_slot_with_hash instead of htab_find_slot. Set hash in + newly built constant descriptor. + (lookup_constant_def): Compute hash field of temporary key, use + htab_find_with_hash instead of htab_find. + +2005-05-16 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (mulv4si3): New. + +2005-05-17 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and + tests for noncanonical versions of reg+constant and + reg+reg*{1,2,4}. + +2005-05-16 Richard Henderson <rth@redhat.com> + Steven Bosscher <stevenb@suse.de> + + PR tree-opt/21399 + * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from + maybe_clean_eh_stmt; take old stmt parameter. Update EH + region data structure to match replacement. + * tree-flow.h: Update to match. + * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise. + * tree-ssa-dom.c (optimize_stmt): Likewise. + * tree-ssa-pre.c (eliminate): Likewise. + * tree-ssa-propagate.c (substitute_and_fold): Likewise. + +2005-05-16 Caroline Tice <ctice@apple.com> + + * bb-reorder.c (verify_hot_cold_block_grouping): Replace + internal_error with gcc_assert. + * dwarf2out.c (dwarf2out_switch_text_section): Likewise. + * function.h (struct function): Remove space between "*" and + struct field names. + * varasm.c (initialize_cold_section_name): Add gcc_assert; + modify to use alloca. + (unlikely_text_section): Add check for flag_function_sections. + (assemble_start_function): Move call to resolve_section, so it + comes before first call to unlikely_text_section. + (assemble_end_function): Add test and call to function_section + if appropriate. + +2005-05-16 Roger Sayle <roger@eyesopen.com> + + * c-common.c (c_common_truthvalue_conversion): Use fold_build2 + instead of build_binary_op when performing code transformations + to avoid error messages about constructs not it the user's code. + +2005-05-16 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-pre.c: Fix a comment typo. + +2005-05-16 Richard Henderson <rth@redhat.com> + + PR target/21556 + * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel, + load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel, + add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64, + load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14, + add_tprel22): Remove mode from symbolic operand. + +2005-05-16 Richard Sandiford <rsandifo@redhat.com> + + * optc-gen.awk: Include intl.h after the externally-provided files. + +2005-05-16 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by + folding a COND_EXPR_COND in a nondestructive manner. + +2005-05-16 Fariborz Jahanian <fjahanian@apple.com> + + * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh, + altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw): + New values for vec_select definitions and bitmask for element + selection. + +2005-05-16 Kazu Hirata <kazu@cs.umass.edu> + + * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array. + Change the type to VEC(rtx,gc)*. + (mem_loc_descriptor, add_const_value_attributes, + dwarf2out_init): Adjust uses of used_rtx_varray. + + * tree-data-ref.c (compute_all_dependences): Change the type + of dependence_relations to VEC(ddr_p,heap)**. + (compute_data_dependences_for_loop): Change the type of + allrelations to VEC(ddr_p,heap)*. + +2005-05-16 Richard Sandiford <rsandifo@redhat.com> + + * Makefile.in (options.c): Tell optc-gen.awk to include config.h, + system.h, coretypes.h and tm.h. + (options.o): Update dependencies accordingly. + * optc-gen.awk: Allow header_name to be a list of filenames. + Handle the "Condition" flag. + * opts.h (CL_DISABLED): New flag. + * opts.c (handle_option): Print an error for CL_DISABLED options. + * doc/options.texi: Document the "Condition" option flag. + +2005-05-16 Paolo Bonzini <bonzini@gnu.org> + + * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR. + +2005-05-15 Roger Sayle <roger@eyesopen.com> + + * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only + check for TREE_OVERFLOW on INTEGER_CST trees. + * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on + CONSTANT_CLASS_P tree nodes. + +2005-05-15 H.J. Lu <hongjiu.lu@intel.com> + + PR target/21551 + * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice. + +2005-05-15 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/21576 + + * tree-ssa-pre.c (expression_node_pool): New pool. + (comparison_node_pool): Ditto. + (list_node_pool): Ditto. + (pool_copy_list): New function. + (phi_translate): Handle CALL_EXPR. + (valid_in_set): Ditto. + (create_expression_by_pieces): Ditto. + (insert_into_preds_of_block): Ditto. + (insert_aux): Ditto. + (compute_avail): Ditto. + (create_value_expr_from): Handle TREE_LIST and CALL_EXPR. + (can_value_number_call): New function. + (find_leader): Update comment. + (init_pre): Create new pools. + (fini_pre): Free new pools. + (pass_pre): Add TODO_update_ssa for the future when we are going + to need vops. + * tree-vn.c (expressions_equal_p): Handle TREE_LIST. + (set_value_handle): Ditto. + (get_value_handle): Ditto. + +2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'. + +2005-05-15 Andreas Jaeger <aj@suse.de> + + * gcc.c (pfatal_pexecute): Remove unused local function. + +2005-05-15 Richard Sandiford <rsandifo@redhat.com> + + * optc-gen.awk: Remove excess indentation. + * opth-gen.awk: Likewise. + +2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead + of basic_block_info. Call init_flow and find_basic_blocks + before dbr_schedule if needed. + +2005-05-14 Kazu Hirata <kazu@cs.umass.edu> + + * tree-optimize.c (init_tree_optimization_passes): Move + pass_cd_dce in place of the last pass_dce. + + PR tree-optimization/21563 + * tree-vrp.c (compare_value): Return boolean_false_node when + SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or + strictly larger than CST. + +2005-05-14 Nathan Sidwell <nathan@codesourcery.com> + Jan-Benedict Glaw <jbglaw@lug-owl.de> + + * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and + gcc_assert(). + (rev_cond_name) Likewise. + (vax_float_literal) Likewise. + * config/vax/vax.md: Likewise. + +2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de> + + * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC + registers and use them (specifically the stack pointer). + * config/vax/vax.h: Use above defines right here. + + * config/vax/vax.c: (override_options) Remove 'register' keyword. + (split_quadword_operands) Likewise. (rev_cond_name) Likewise. + (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing + whitespace. + * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes, + mostly removal of trailing spaces... + * config/vax/vax-modes.def: Remove trailing whitespace. + + * config/vax/elf.h: Update whitespace. + +2005-05-14 Richard Guenther <rguenth@gcc.gnu.org> + + Revert + 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org> + * fold-const.c (fold_indirect_ref_1): Avoid removing + NOP_EXPRs with type qualifiers like const. + +2005-05-14 Jan Hubicka <jh@suse.cz> + + Patch by Richard Henderson: + * tree-eh.c (tree_can_throw_internal, tree_can_throw_external): + Handle RESX expressions properly. + + * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region. + (add_stmt_to_eh_region_fn): Nest into CALL_EXPR. + (remove_stmt_from_eh_region_fn): Likewise. + + * tree-cfg.c (execute_warn_function_return): Break out noreturn + warning too.. + (execute_warn_function_noreturn): ... here. + (pass_warn_function_noreturn): New pass. + * tree-pass.h (pass_warn_function_noreturn): Declare + * tree-optimize.c (init_tree_optimization_passes): Move return + warnings early and add noreturn warnings at place of previous + return warnings. + +2005-05-14 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact, + root_var_init, type_var_init): Use VEC instead of VARRAY. + * tree-ssa-live.h (tree_partition_associator_d): Change the + type of trees to VEC(tree,heap)*. + (tpa_tree): Use VEC instead of VARRAY. + +2005-05-14 Richard Guenther <rguenth@gcc.gnu.org> + + * fold-const.c (div_if_zero_remainder): New function. + (try_move_mult_to_index): Use it. + +2005-05-14 Kazu Hirata <kazu@cs.umass.edu> + + * tree-eh.c (leh_tf_state): Change the type of dest_array to + VEC(tree,heap)*. + (maybe_record_in_goto_queue, lower_try_finally_onedest, + lower_try_finally_copy, lower_try_finally_switch, + lower_try_finally): Use VEC instead of VARRAY. + +2005-05-14 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.h (Node: Register Classes): Remove obsoleted + comment regarding defined register classes. + (LEGITIMIZE_RELOAD_ADDRESS): Do not define. + +2005-05-14 Kazu Hirata <kazu@cs.umass.edu> + + * tree-optimize.c (init_tree_optimization_passes): Move + pass_merge_phi before the first pass_dominator. + +2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache + unconditional. + +2005-05-13 Josh Conner <jconner@apple.com> + + * config/arm/arm.c (arm_size_return_regs): New. + (thumb_unexpanded_epilogue): replace in-line calculation + of return registers with call to arm_size_return_regs. + (use_return_insn): Include test of which registers are + being used to hold return values, to accommodate + vector return values. + +2005-05-11 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/sysv4.opt (mlittle): Handle. + + * config/rs6000/rs6000.c (rs6000_handle_option): Set + target_flags_explicit when appropriate. + +2005-05-13 J"orn Rennecke <joern.rennecke@st.com> + + PR middle-end/20714: + * optabs.c (no_conflict_data): New struct. + (no_conflict_move_test): New function. + (emit_no_conflict_block): Use it. + +2005-05-13 Adam Nemet <anemet@lnxw.com> + + * doc/invoke.texi (Debugging Options): Option + -fdump-translation-unit only works with C++ now. + +2005-05-13 Hans-Peter Nilsson <hp@axis.com> + + Replace calls to abort in CRIS port. + * config/cris/cris.h (CRIS_ASSERT): New macro. + * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and + internal_error instead of abort. + ("movsi"): Ditto. Unquote preparation statement section. + ("call", "call_value"): Ditto, but use gcc_assert where + appropriate. Tweak comments. + * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of + CRIS_ASSERT. + (cris_op_str): Call internal_error, not abort. + (cris_print_operand): Tweak "abort" reference to "die" in comment. + (cris_initial_elimination_offset): Call gcc_unreachable, not abort. + (cris_notice_update_cc): Call internal_error, not abort. + (cris_expand_return, cris_expand_prologue, cris_gen_movem_load) + (cris_emit_movem_store, cris_asm_output_symbol_ref) + (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort. + (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of + ENABLE_CHECKING-guarded abort call. + (cris_split_movdx): Use CRIS_ASSERT instead of abort with test. + Use internal_error at end of test-chain. + +2005-05-13 J"orn Rennecke <joern.rennecke@st.com> + + PR rtl-optimization/20769: + * bt-load.c (compute_defs_uses_and_gen): Check for the blockage + pattern emitted by expand_nl_goto_receiver. + + PR middle-end/20793: + * integrate.c (allocate_initial_values): Update register liveness + information. + +2005-05-13 Josh Conner <jconner@apple.com> + + * arm.c (arm_return_in_memory): Add handling for vector return types. + +2005-05-13 David Ung <davidu@mips.com> + + * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP + name. + * config/mips/mips.c: Add 4km alias. + * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md. + * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline + description. + +2005-05-13 Jan Hubicka <jh@suse.cz> + + * c-decl.c (finish_function): Suppress "control reaches end of + non-void function" when "no return statement in function + returning non-void" is issued. + + * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs. + * tree-optimize.c (pass_gimple): Kill. + (init_tree_optimization_passes): Kill pass_gimple. + * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple. + * tree-dump.c (dump_files): Rename .generic to .gimple.* + +2005-05-13 J"orn Rennecke <joern.rennecke@st.com> + + PR rtl-optimization/20756: + * basic-block.h (PROP_DEAD_INSN): Define. + * flow.c (propagate_one_insn): Set during mark_set_regs call + for a dead insn. + (mark_set_1): Emit a clobber when we are about to delete a dead insn + that kills a live register. + +2005-05-13 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("DBL"): New mode attribute. + ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long". + ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long". + ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long". + +2005-05-13 Richard Guenther <rguenth@gcc.gnu.org> + + * c-format.c (check_format_arg): Handle string literals of + the form &"string"[offset]. + + * g++.dg/warn/format4.C: New testcase. + +2005-05-13 Kazu Hirata <kazu@cs.umass.edu> + + * config/mips/3000.md, config/mips/4000.md, + config/mips/4100.md, config/mips/4300.md, config/mips/4600.md, + config/mips/5000.md, config/mips/7000.md, config/mips/9000.md, + config/mips/generic.md, config/pdp11/pdp11.md, + config/sh/crt1.asm, config/sh/lib1funcs.asm, + config/sh/sh-modes.def, config/sh/sh-protos.h, + config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright. + +2005-05-13 Richard Henderson <rth@redhat.com> + + * function.c (instantiate_virtual_regs_in_insn): Do not simplify + addition to move unless dest is a register. Do not skip + instantiation in dest on addition simplification. + +2005-05-13 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.c (cris_print_operand) <case 'H'; case + CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for + output; don't have special case for HOST_BITS_PER_WIDE_INT == 32. + +2005-05-13 Jan Hubicka <jh@suse.cz> + + * basic-block.h (FOR_ALL_BB_FN): New macro. + (init_flow): Initialize cfg structure. + * function.c (allocate_struct_function): Do not initialize cfg structure. + * tree-cfg.c (init_empty_tree_cfg): Break out from ... + (build_tree_cfg): ... here. + * tree-flow.h (init_empty_tree_cfg): Declare. + +2005-05-12 Steven Bosscher <stevenb@suse.de> + + Fix PR tree-optimization/21520 + * tree-ssa-pre.c (phi_translate): Use fully_constant_expression + to attempt to fold constants. + +2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max + only when TARGET_ADJUST_UNROLL_MAX is defined. + (general_movsrc_operand): Use the C style comment. + (ua_offset): Use prototype. + +2005-05-12 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-im.c (struct mem_ref): Add field "next". + (struct hmr_data, hoist_memory_reference, memref_del, + struct fmrv_data): Removed. + (hoist_memory_references, free_mem_ref, free_mem_refs): New functions. + (gather_mem_refs, gather_mem_refs_stmt): Add new references to the + list. + (find_more_ref_vops): Traverse the list of memory references. + (determine_lsm_loop): Work with the list of memory references instead + of traversing the hashtable. + +2005-05-12 Steven Bosscher <stevenb@suse.de> + Stuart Hastings <stuart@apple.com> + Jan Hubicka <jh@suse.cz> + + * except.c (duplicate_eh_region_1, duplicate_eh_region_2, + duplicate_eh_regions): New functions, based on old + implementation removed with RTL inliner. + (reachable_next_level): Modify behaviour pre-inline. + * except.h (duplicate_eh_regions_map, duplicate_eh_regions): + Declare. + * function.h (struct function): Add after_inlining flag. + * tree-optimize.c (tree_rest_of_compilation): Set it. + * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable + when needed. + * tree-cfg.c (label_to_block_fn): Deal with cases where + label was never insterted into code. + +2005-05-12 Zack Weinberg <zack@codesourcery.com> + + * doc/cpp.texi: Document that #sccs is a synonym for #ident. + +2005-05-12 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/21532 + * tree-ssa-pre.c (create_expression_by_pieces): stmt + needs to go onto the inserted_exprs list. + +2005-05-12 Ian Lance Taylor <ian@airs.com> + + * c-common.h (statement_code_p): Don't declare. + (STATEMENT_CODE_P): Don't define. + (INIT_STATEMENT_CODES): Don't define. + * c-common.c (statement_code_p): Don't define. + +2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.h: Remove dead code. + * config/sparc/sparc.c (sparc_compute_frame_size): Use + FIRST_PARM_OFFSET for the size of the register window area. + (emit_save_regs): Rename into emit_save_or_restore_regs. + Add 'action' parameter. Use 4095 as upper bound for the offset. + Pass 'action' to save_or_restore_regs. + (emit_restore_regs): Delete. + (sparc_expand_prologue): Call emit_save_or_restore_regs. + (sparc_expand_epilogue): Likewise. + * config/sparc/sparc.md (mode macro P): Move. + (movdi_insn_sp32_v9, movdi_insn_sp32): Swap. + (mov<V32:mode> expander): Move to the top of the V32 section. + (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap. + (movtf_insn_sp64_hq, movtf_insn_sp64): Swap. + (sibcall_epilogue): Move. + +2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com> + + PR target/21501 + * arm.c (arm_gen_constant): Sign-extend intermediate values when + synthesizing a constant of the difference of two immediates. + +2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm/vfp.md (negsf2_vfp): Add alternative using integer registers. + (negdf2_vfp): Likewise. Convert to define_insn_and_split and split + the alternatives using integer registers into the appropriate + primitives. + +2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com> + + * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate, + bitmap_elt_clear_from, bitmap_clear): Changed freelist structure. + * bitmap.h: Fixed comments. + +2005-05-11 Richard Henderson <rth@redhat.com> + + PR target/21412 + * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New. + (ia64_cannot_force_const_mem): New. + (tls_symbolic_operand_type): New. + (ia64_legitimate_constant_p): New. + (ia64_expand_load_address): Return true on success. Improve + checks for when we should not split. + (ia64_expand_tls_address): New addend operand. Distribute it + as appropriate to the tls_kind. Delay referencing gp. + (ia64_expand_move): Split symbolic addend as necessary. Handle + tls symbols with addends. + * config/ia64/ia64-protos.h: Update. + * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0, + p0, f0, f1, and r13. + (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p. + * config/ia64/ia64.md (UNSPEC_DTPMOD): New. + (symbolic_operand splitter): Pass everything through + ia64_expand_load_address and FAIL or DONE as appropriate. + (load_fptr): Only accept after reload. + (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high, + load_symptr_low, load_ltoff_dtpmod, + (load_dtpmod): New. + (load_dtprel): Only accept tls symbols. + (load_dtprel64, load_dtprel22): Likewise. + (load_tprel, load_tprel64, load_tprel22): Likewise. + (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New. + (add_dtprel): Only accept tls symbols. Canonicalize PLUS. + (add_dtprel14, add_dtprel22): Likewise. + (add_tprel, add_tprel14, add_tprel22): Likewise. + * config/ia64/predicates.md (small_addr_symbolic_operand): New. + (any_offset_symbol_operand, aligned_offset_symbol_operand): New. + (got_symbolic_operand): Check CONST offsets. + (tls_symbolic_operand, ld_tls_symbolic_operand): New. + (ie_tls_symbolic_operand, le_tls_symbolic_operand): New. + (move_operand): Don't handle tls here. Check CONST offsets. + +2005-05-11 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd. + Remove hilo_operand check. + (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check. + * config/mips/predicates.md (hilo_operand): Delete. + +2005-05-11 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/sr71k.md, config/mips/7000.md: Reformat. + +2005-05-11 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimizer/18472 + * tree-if-conv.c (tree_if_convert_stmt, + if_convertible_modify_expr_p): Don't handle GOTO_EXPR. + +2005-05-11 Jan Hubicka <jh@suse.cz> + + * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency. + (GTFILES): add except.h. + * except.c (eh_status): Add throw_stmt_table. + (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions. + * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn, + lookup_stmt_eh_region_fn): Declare. + (throw_stmt_node): New structure. + (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New. + * gengtype.c (open_base_files): Add except.h to inlines. + * tree-eh.c (throw_stmt_node): Kill. + (record_stmt_eh_region): Update. + (add_stmt_to_eh_region_fn): Break out from ... + (add_stmt_to_eh_region): ... here. + (remove_stmt_from_eh_region_fn): Break out from ... + (remove_stmt_from_eh_region): ... here. + (lookup_stmt_eh_region_fn): Break out from ... + (lookup_stmt_eh_region): ... here. + (honor_protect_cleanup_actions): Use build_resx. + (lower_try_finally_onedest): Likewise. + (lower_try_finally_copy): Likewise. + (lower_try_finally_switch): Likewise. + (lower_eh_constructs): Update eh table construction. + * tree.c (build_resx): New. + * tree.h (build_resx): Declare. + +2005-05-11 H.J. Lu <hongjiu.lu@intel.com> + + * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation + is needed. + +2005-05-11 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c, libgcov.c: Fix comment typos. + + * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove + redundant code. + +2005-05-11 Daniel Jacobowitz <dan@codesourcery.com> + + * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define. + * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide + default definition. + (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED. + +2005-05-11 Nathan Sidwell <nathan@codesourcery.com> + + PR bootstrap/21481 + * crtstuff.c: Include auto-host.h again, for now. + +2005-05-11 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/24k.md: Remove trailing whitespace. + +2005-05-11 David Ung <davidu@mips.com> + + * config/mips/mips.md (type): Add imul3. + (length, hazard, may_clobber_hilo): Check for imul3. + (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal) + (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3. + * config/mips/24k.md (r24k_int_mul3): Enable this reservation + for a 3 operand mul and its bypasses. + * config/mips/3000.md (r3k_imul): Add imul3 to reservations. + * config/mips/4000.md (r4k_imul): Likewise. + * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise. + * config/mips/4130.md (vr4130_class, vr4130_mulsi) + (vr4130_muldi): Likewise. + * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise. + * config/mips/4600.md (r4600_imul, r4650_imul): Likewise. + * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise. + * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di) + (ir_vr54_imadd_si): Likewise. + * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise. + * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul) + (rm7_impy_di): Likewise. + * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise. + * config/mips/generic.md (generic_imul): Likewise. + * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise. + * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise. + +2005-05-11 J"orn Rennecke <joern.rennecke@st.com> + + PR middle-end/20371: + * tree.h (record_layout_info_s): New member prev_packed. + * stor-layout.c (update_alignment_for_field): Fix comment about + KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure + we start it properly aligned. + (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN + to update_alignment_for_field, and recompute it afterwards using + the alignment of the record. + When a packed bitfield precedes an MS bitfield, don't add padding + at the end of the packed bitfield on behalf of the base type of + the packed bit field. + Don't adjust rli->bitpos at the end + of an MS bitfield run if we already adjusted bitpos/offset for an + alignment as large or larger than the bitfield type size. + Take possible record alignment > BIGGEST_ALIGNMENT into account + when calculating actual_align. + Only put packed buit fields into rli->prev_field if they end up + suitably aligned. + Also set rli->remaining_in_alignment when we re-set rli->prev_field. + Update rli->remaining_in_alignment when we have already started a + run of bit fields and we process a packed bit field. + +2005-05-11 Sebastian Pop <pop@cri.ensmp.fr> + + * tree-data-ref.c (find_data_references_in_loop): Give up when + the body of the loop contains a CALL_EXPR or an ASM_EXPR: they + may embed arbitrary side effects. + Remove the assumption that GIMPLE form contains a single array + access per statement. + When the statement contains virtual operands, fail if it is not + a MODIFY_EXPR or a CALL_EXPR. + Return after the dont know node is inserted. + +2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP. + +2005-05-11 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/19807 + PR tree-optimization/19639 + * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST + and generic summands for char* as s * delta, too, folding &a[i] + CODE x to &a[i CODE x/s]. Use tree_int_cst_equal + for comparison of steps. Convert types for index addition. + (fold_binary): Adjust the callers to always dispatch to + try_move_mult_to_index. + * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to + expr with non-gimple ARRAY_REF offset. + +2005-05-11 Richard Guenther <rguenth@gcc.gnu.org> + + * fold-const.c (fold_indirect_ref_1): Avoid removing + NOP_EXPRs with type qualifiers like const. + +2005-05-11 Richard Henderson <rth@redhat.com> + + PR c/21502 + * c-decl.c (finish_decl): Propagate the completed array type of + a global variable into the binding. + +2005-05-10 Matt Kraai <kraai@ftbfs.org> + + * Makefile.in (gtype-desc.o, build/genautomata.o) + (build/varray.o): Depend on $(VARRAY_H). + +2005-05-10 Diego Novillo <dnovillo@redhat.com> + + * tree-optimize.c (init_tree_optimization_passes): Re-organize + optimization passes to do an initial batch of scalar cleanups. + +2005-05-10 Ian Lance Taylor <ian@airs.com> + + * read-rtl.c (struct macro_traverse_data): Define. + (map_attr_string): New static function, broken out of + apply_macro_to_string. + (mode_attr_index, apply_mode_maps): New static functions. + (apply_macro_to_string): Call map_attr_string. + (apply_macro_to_rtx): Add mode_maps and infile parameters. Change + all callers. + (apply_macro_traverse): Expect data to point to a struct + macro_traverse_data. + (read_rtx): Add mode_maps local variable. Use mode_traverse_data + to pass data through htab_traverse. + (read_rtx_1): Add mode_maps parameter. Change all callers. + Handle mode names which are attribute strings. + * doc/md.texi (Substitutions): Rename from String Substitutions. + Change references. Document using attributes as modes. + +2005-05-10 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-cfg.c (tree_duplicate_sese_region): Update profile. + * tree-optimize.c (init_tree_optimization_passes) Swap + pass_ch and pass_profile. + * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile + here. Remove rewrite_into_loop_closed_ssa call. + +2005-05-10 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New + function. + (legitimate_reload_constant_p): Add check for const double zero. + * config/s390/s390.md: Add comment for constraint letter 'G'. + ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper + attributes for new case. + * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as + s390_const_double_ok_for_constraint_p. + * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p): + Add prototype. + +2005-05-10 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21170 + * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace + rewrite_ssa_into_ssa in comments with update_ssa. + +2005-05-10 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-im.c: Include hashtab.h. + (struct mem_ref_loc): New. + (struct mem_ref): Describe the set of references with the same + shape. + (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs, + maybe_queue_var, fem_single_reachable_address, + for_each_memref, single_reachable_address, + is_call_clobbered_ref, determine_lsm_reg): Removed. + (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref, + hoist_memory_reference, memref_hash, memref_eq, memref_del, + gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops): + New functions. + (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list. + (determine_lsm_loop): Rewritten. + (determine_lsm): Do not set stmt uids. + +2005-05-10 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: Add comment lines for 'f' and 't' constraint + letters. + +2005-05-10 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge. + ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge. + ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge. + +2005-05-10 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (dom_opt_finalize_block): Do not call + thread_across_edge for any abnormal edges. + +2005-05-10 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_atomic_op): New. + * config/ia64/ia64-protos.h: Declare it. + * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New. + (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove. + (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New. + (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New. + (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New. + (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero + extend result; use release semantics. + (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release. + (sync_val_compare_and_swap_<IMODE>): Update to match. + +2005-05-10 Richard Henderson <rth@redhat.com> + + * optabs.c (expand_compare_and_swap_loop): Don't clobber old value + before comparing it for success. + +2005-05-10 Richard Henderson <rth@redhat.com> + + * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for + no return value pattern. + +2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com> + H.J. Lu <hongjiu.lu@intel.com> + + * libgcov.c (create_file_directory): New function. Create + directory for the given file name. + (gcov_max_filename): New static var. Keeps size of the longest + file name. + (gcov_exit): Always try to create directory for output + file. Relocate each filename basing on environment vars. + (__gcov_init): Remember the longest file name. + * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR + * doc/gcov.texi (Cross-profiling): New node documenting + cross-profiling management. + * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling. + +2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (mem_min_alignment): Do not rely + on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES. + +2005-05-10 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special + case code to avoid one move instruction. + (__umodsi3, __modsi3): Merge duplicated code sequences. + +2005-05-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c, + config/sh/sh.md, config/sh/superh.h: Fix comment typos. + * doc/invoke.texi: Fix typos. + + * tree-data-ref.c (analyze_array_indexes, analyze_array, + init_data_ref, access_functions_are_affine_or_constant_p, + free_data_refs): Use VEC instead of VARRAY. + * tree-data-ref.h (data_reference): Change the type of + access_fns to VEC(tree,gc)*. + (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY. + +2005-05-10 Gabor Loki <loki@gcc.gnu.org> + + PR c/17913 + * c-typeck.c (build_conditional_expr): Remove reducing cond_expr. + * fold-const.c (fold): Expand the condition of reducing cond_expr. + (contains_label_1, contains_label_p): New functions for checking + labels in a sub-tree. + +2005-05-10 Joseph S. Myers <joseph@codesourcery.com> + + PR c/21342 + * c-decl.c (pushdecl): When there is a declaration in the current + scope and the declarations are external linkage, check for + compatibility with the type in the external scope and update the + type in the external scope with the composite type information. + Do not form a composite type of the new type and the visible type + if they are incompatible. + +2005-05-10 Nathan Sidwell <nathan@codesourcery.com> + + * crtstuff.c: Revert part of 2005-05-08 Change. + (IN_LIBGCC2): Define. + +2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and + remove redundant test. + (fp_mov_p): Accept 0. + (fp_high_losum_p): Remove redundant test. + * config/sparc/predicates.md (const_high_operand): Explicitly test + (not small_int_operand). + (fp_const_high_losum_operand): New. + * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder. + (movdi_insn_sp32_v9): Use canonical predicates. + (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64. + (movdi_insn_sp64_novis): Delete. + (movdi_insn_sp64_vis): Rename into movdi_insn_sp64. + (movsf_insn_novis): Delete. + (movsf_insn_vis): Rename into movsf_insn. + (movsf_no_f_insn): Rename into movsf_insn_no_fpu. + (movsf_lo_sum): Use fp_const_high_losum_operand. + (movsf_high): Likewise. + (movsf_high_losum splitter): Likewise. + (mov<V32:mode> expander): Use register_or_zero_operand. + (mov<V64:mode> expander): Likewise. + (movdf_insn_sp32): Use register_or_zero_operand. + (movdf_no_e_insn_sp32): Use register_or_zero_operand. + Rename into movdf_insn_sp32_no_fpu. + (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand. + Rename into movdf_insn_sp32_v9_no_fpu. + (movdf_insn_v9only_novis): Delete. + (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9. + (movdf_insn_sp64_novis): Delete. + (movdf_insn_sp64_vis): Rename into movdf_insn_sp64. + (movdf_no_e_insn_sp64): Use register_or_zero_operand. + Rename into movdf_insn_sp64_no_fpu. + (movtf expander): Use register_or_zero_operand. + (movtf_insn_sp32): Delete. + (movtf_insn_vis_sp32): Use register_or_zero_operand. + Rename into movtf_insn_sp32. + (movtf_no_e_insn_sp32): Use register_or_zero_operand. + Rename into movtf_insn_sp32_no_fpu. + (movtf_insn_hq_sp64): Delete. + (movtf_insn_hq_vis_sp64): Use register_or_zero_operand. + Rename into movtf_insn_sp64_hq. + (movtf_insn_sp64): Delete. + (movtf_insn_vis_sp64): Use register_or_zero_operand. + Rename into movtf_insn_sp64. + (movtf_no_e_insn_sp64): Use register_or_zero_operand. + Rename into movtf_insn_sp64_no_fpu. + +2005-05-10 Nathan Sidwell <nathan@codesourcery.com> + + * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use + gcc_assert and gcc_unreachable as appropriate. + (xstormy16_split_cbranch, xstormy16_output_cbranch_hi, + xstormy16_output_cbranch_si, xstormy16_split_move, + xstormy16_initial_elimination_offset, + xstormy16_encode_section_info, xstormy16_print_operand_address, + xstormy16_expand_call, xstormy16_expand_arith, + xstormy16_output_shift, xstormy16_init_builtins): Likewise. + +2005-05-10 Kazu Hirata <kazu@cs.umass.edu> + + * tree-outof-ssa.c (_elim_graph): Change the type of nodes and + const_copies to VEC(tree,heap)*. + (new_elim_graph, delete_elim_graph, elim_graph_size, + elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC + instead of VARRAY. + +2005-05-10 Joseph S. Myers <joseph@codesourcery.com> + + PR other/21052 + * doc/extend.texi (Type Attributes): Correct example syntax. + +2005-05-09 Joseph S. Myers <joseph@codesourcery.com> + + PR c/21160 + * doc/invoke.texi (-Wuninitialized): Update documentation. + +2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (const_ok_for_arm): Use a faster algorithm. + +2005-05-09 David Edelsohn <edelsohn@gnu.org> + + PR target/21477 + * config/rs6000/rs6000.md (add_op2): New. + (add<mode>3): Use it. + +2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (arm_gen_constant): Add new heuristic for generating + constant integers that can be expressed as the difference of two + valid immediates. + +2005-05-09 Roger Sayle <roger@eyesopen.com> + + * c-tree.h (parser_build_unary_op): New prototype. + * c-typeck.c (parser_build_unary_op): New function to construct + a unary operation in the C parser. + * c-parser.c (c_parser_unary_expression): Use the new function + parser_build_unary_op when appropriate. + +2005-05-09 Mark Mitchell <mark@codesourcery.com> + + PR 18655 + * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT + before outputting DWARF_FRAME_RETURN_COLUMN. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.c: (s390_branch_condition_mask, + s390_branch_condition_mnemonic, s390_extra_constraint_str, + s390_const_ok_for_constraint_p, s390_expand_plus_operand, + legitimize_pic_address, s390_emit_tls_call_insn, + legitimize_tls_address, legitimize_tls_address, + s390_expand_addcc, print_shift_count_operand, print_operand, + addr_generation_dependency_p, annotate_constant_pool_refs, + s390_split_branches, find_constant_pool_ref, + replace_constant_pool_ref, s390_add_constant, s390_find_constant, + s390_find_execute, s390_mainpool_start, s390_chunkify_start, + s390_output_pool_entry, s390_function_value, + s390_call_saved_register_used, s390_emit_call): Replace + conditional aborts by gcc_assert and unconditional by gcc_unreachable. + (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part, + s390_cannot_force_const_mem, s390_output_dwarf_dtprel, + get_some_local_dynamic_name, s390_function_arg_size, + s390_function_arg_advance, s390_function_arg, + s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in + default case by gcc_unreachable. + * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace + conditional abort by gcc_assert. + ("doloop_si31"): Replace abort in last else by gcc_unreachable. + ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.c: (s390_decompose_address, + tls_symbolic_operand, legitimate_pic_operand_p, + legitimate_constant_p, legitimate_reload_constant_p, + s390_expand_plus_operand, legitimate_address_p, + legitimate_la_operand_p, ): Remove 'register' from signature. + (symbolic_reference_mentioned_p, + tls_symbolic_reference_mentioned_p): Remove 'register' from local + variable declarations. + (legitimize_address): Remove 'register' from + signature and local variable declarations. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390-protos.h: (s390_match_ccmode, + s390_match_ccmode_set, reg_used_in_mem_p, + symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p, + legitimate_la_operand_p, preferred_la_operand_p, + s390_short_displacement, addr_generation_dependency_p, + legitimate_reload_constant_p, legitimate_address_p): Change return type + into 'bool'. + (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. + * config/s390/s390.c: (s390_match_ccmode, + symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p, + legitimate_reload_constant_p): Change return type into 'bool'. + (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p): + Likewise. Additionally adapted comment. + (s390_extra_constraint_p): Change Comment to reflect 'int' return type. + (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. + (s390_decompose_address): Change the type of the internal flags + "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'. + (struct s390_address): Change type of "pointer" into bool. + * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"): + Adapt calls for 's390_tm_ccmode' to the new signature. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.c: (s390_match_ccmode_set, + s390_branch_condition_mnemonic, s390_short_displacement, + s390_decompose_address, get_thread_pointer, legitimize_tls_address, + print_shift_count_operand, get_some_local_dynamic_name, + get_some_local_dynamic_name_1, reg_used_in_mem_p, + addr_generation_dependency_p, s390_split_branches, + annotate_constant_pool_refs, find_constant_pool_ref, + replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base, + s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area, + s390_register_info, s390_frame_info, s390_init_frame_layout, + s390_update_frame_layout, save_fpr, restore_fpr, save_gprs, + restore_gprs, s390_function_arg_size, s390_function_arg_float, + s390_init_machine_status, s390_assemble_integer, s390_handle_option, + s390_encode_section_info, s390_cannot_force_const_mem, + s390_delegitimize_address, s390_return_in_memory, s390_init_builtins, + s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type, + s390_adjust_priority, s390_issue_rate, + s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p, + s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode, + s390_build_builtin_va_list, s390_gimplify_va_arg, + s390_function_ok_for_sibcall, s390_call_saved_register_used, + s390_pass_by_reference, s390_fixed_condition_code_regs, + s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish, + s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish, + s390_chunkify_cancel, s390_start_pool, s390_end_pool, + s390_add_pool_insn, s390_find_pool, s390_add_constant, + s390_find_constant, s390_add_execute, s390_find_execute, + s390_execute_label, s390_execute_target, s390_dump_pool, + s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes. + Move target macro definitions to the end of the file. Move several + functions within the file to assure correct compiling. + +2005-05-09 Steven Bosscher <stevenb@suse.de> + + * calls.c (purge_reg_equiv_notes): Remove, fold into... + (fixup_tail_calls): ...here. Only look at insns between the + start of the function and the FUNCTION_BEG insn note. + + * gcse.c (one_cprop_pass): Fix typos in dumps. + + * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md. + * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM", + "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants. + Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE> + CC_REGNUM)'. + ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace + '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'. + ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI + REG_SC)'. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("gf") New mode attribute. + ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2", + "fixuns_truncsfsi2"): Merge. + ("fix_truncdfdi2", "fix_truncsfdi2"): Merge. + ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee", + "fix_truncsfsi2_ieee"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("FPR") New mode macro. + ("de", "dee"): New mode attributes. + ("cmpdf", "cmpsf"): Merge. + ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge. + ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge. + ("*cmpdf_ccs", "*cmpsf_ccs"): Merge. + ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge. + ("floatdidf2", "floatdisf2"): Merge. + ("adddf3", "addsf3"): Merge. + ("*adddf3", "*addsf3"): Merge. + ("*adddf3_cc", "*addsf3_cc"): Merge. + ("*adddf3_cconly", "*addsf3_cconly"): Merge. + ("*adddf3_ibm", "*addsf3_ibm"): Merge. + ("subdf3", "subsf3"): Merge. + ("*subdf3", "*subsf3"): Merge. + ("*subdf3_cc", "*subsf3_cc"): Merge. + ("*subdf3_cconly", "*subsf3_cconly"): Merge. + ("*subdf3_ibm", "*subsf3_ibm"): Merge. + ("muldf3", "mulsf3"): Merge. + ("*muldf3", "*mulsf3" "): Merge. + ("*muldf3_ibm", "*mulsf3_ibm"): Merge. + ("*fmadddf", "*fmaddsf"): Merge. + ("*fmsubdf", "*fmsubsf"): Merge. + ("divdf3", "divsf3"): Merge. + ("*divdf3", "*divsf3"): Merge. + ("*divdf3_ibm", "*divsf3_ibm"): Merge. + ("negdf2", "negsf2"): Merge. + ("*negdf2_cc", "*negsf2_cc"): Merge. + ("*negdf2_cconly", "*negsf2_cconly"): Merge. + ("*negdf2", "*negsf2"): Merge. + ("*negdf2_ibm", "*negsf2_ibm"): Merge. + ("absdf2", "abssf2"): Merge. + ("*absdf2_cc", "*abssf2_cc"): Merge. + ("*absdf2_cconly", "*abssf2_cconly"): Merge. + ("*absdf2", "*abssf2"): Merge. + ("*absdf2_ibm", "*abssf2_ibm"): Merge. + ("*negabsdf2_cc", "*negabssf2_cc"): Merge. + ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge. + ("*negabsdf2", "*negabssf2"): Merge. + ("sqrtdf2", "sqrtsf2"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.c: (s390_adjust_priority): Adapt to changed + attribute names. + * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs", + "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to + ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf", + "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type' + attribute names. + * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads, + fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to + "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf, + fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf". + ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs", + "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm", + "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31", + "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf", + "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3", + "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm", + "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm", + "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc", + "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc", + "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc", + "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc", + "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename + 'type' value. + ("*divsf3"): Additionally rename second pattern to + "*divsf3_ibm". + ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm", + "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm", + "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3", + "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3", + "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical + 'type values' and rename 'type' value. + ("*addsf3"): Additionally rename second pattern to + "*addsf3_ibm". + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("SHIFT"): New mode macro. + ("lr", "shift"): New mode attributes. + ("ashldi3", "lshrdi3"): Merge. + ("*ashldi3_31", "*lshrdi3"_31): Merge. + ("*ashldi3_64", "*lshrdi3"_64): Merge. + ("ashlsi3", "lshrsi3"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("DSI", "SCOND"): New mode + macros. + ("E", "g"): New mode attributes. + ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge. + ("*adddi3_alc", "*addsi3_alc"): Merge. + ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge. + ("*subdi3_slb", "*subsi3_slb"): Merge. + ("adddicc", "addsicc"): Merge. + ("*sconddi", "*scondsi"): Merge. + ("*sconddi_neg", "*scondsi_neg"): Merge. + ("sltu", "sgtu", "sleu", "sgeu"): Merge. + ("negdi2", "negsi2"): Extract expander pattern from + "negsi2" and merge with "negdi2". + ("*negdi2"): Merge with instruction pattern of "negsi2". + ("*negdi2_cc", "*negsi2_cc"): Merge. + ("*negdi2_cconly", "*negsi2_cconly"): Merge. + ("rotldi3", "rotlsi3"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("hc"): New mode attribute. + ("extendhidi2", "extendqidi2"): Merge. + ("*extendhidi2", "*extendqidi2"): Merge. + ("extendhisi2", "extendqisi2"): Merge. + ("zero_extendhidi2", "zero_extendqidi2"): Merge. + ("*zero_extendhidi2", "*zero_extendqidi2"): Merge. + Merged 2 define_split. + ("*zero_extendhisi2", "*zero_extendqisi2"): Merge. + ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("COMPARE"): New mode macro. + ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu", + "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt", + "bungt", "bunle", "bunge", "bltgt"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("INT"): New mode macro. + ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"): + Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("GPR", "P"): New mode macros. + ("cmpdi", "cmpsi"): Merge. + ("strlendi", "strlensi"): Merge. + ("*strlendi", "*strlensi"): Merge. + ("movmemdi", "movmemsi"): Merge. + ("clrmemdi", "clrmemsi"): Merge. + +2005-05-09 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390.md: ("HQI"): New mode macro. + ("icm_lo", "icm_hi", "max_uint"): New mode attributes. + ("*tmhi_full", "*tmqi_full"): Merge. + ("*tsthiCCT", "*tstqiCCT"): Merge. + ("*tsthi", "*tstqi"): Merge. + ("*tsthi_cconly", "tstqi_cconly"): Merge. + ("*sethighhisi", "*sethighqisi"): Merge. + +2005-05-09 Kazu Hirata <kazu@cs.umass.edu> + + * crtstuff.c, integrate.h, tree-scalar-evolution.h, + config/alpha/unicosmk.h, config/arc/arc.md, + config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h, + config/arm/ieee754-df.S, config/arm/ieee754-sf.S, + config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h, + config/arm/semi.h, config/arm/uclinux-elf.h, + config/arm/wince-pe.h, config/fr30/fr30.c, + config/rs6000/altivec.h: Update copyright. + +2005-05-09 Nathan Sidwell <nathan@codesourcery.com> + + * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use + gcc_assert and gcc_unreachable as appropriate. + (pdp11_output_function_epilogue, output_move_double, + output_move_quad, print_operand_address, output_jump, + output_addr_const_pdp11): Likewise. + * config/pdp11/pdp11.h (FUNCTION_PROFILER, + ASM_OUTPUT_ALIGN): Likewise. + * config/pdp11/pdp11.md: Likewise. + (extendhisi2, subhi3, subqi3): Likewise. + +2005-05-09 David Edelsohn <edelsohn@gnu.org> + + PR middle-end/21237 + * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through + to NE_EXPR case. + +2005-05-09 Kazu Hirata <kazu@cs.umass.edu> + + * config/ia64/ia64.c: Fix a comment typo. + +2005-05-09 Richard Earnshaw <rearnsha@arm.com> + + PR target/21397 + * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define. + (arm_override_options): Use them instead of manifest constants. Don't + allow -march to override the -mtune setting. + +2005-05-09 Nathan Sidwell <nathan@codesourcery.com> + + * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort. + (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary. + (function_arg_advance, function_arg, save_restore_insns, + iq2000_expand_prologue, iq2000_output_conditional_branch, + expand_one_builtin, print_operand): + * config/iq2000/iq2000.md (tablejump): Likewise. + +2005-05-09 David Ung <davidu@mips.com> + + * config/mips/mips.h (processor_type): Add names for the 24K. + * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K + processor family. + * config/mips/mips.md (cnv_mode): New attribute for recording the + conversion types of float convert insns. + (cpu): Add 24k and 24kx. + (include): Include 24k.md file. + (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro) + (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2) + (floatdisf2): Setup cnv_mode. + (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and + setup cnv_mode. + * config/mips/24k.md: New file, contains 24k DFA pipeline + description. + +2005-05-09 Nathan Sidwell <nathan@codesourcery.com> + + * config/sh/sh.c (print_operand_address): Use gcc_assert and + gcc_unreachable as appropriate. + (print_operand, prepare_move_operands, prepare_scc_operands, + output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op, + gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table, + fixup_mova, gen_far_branch, sh_reorg, split_branches, + final_prescan_insn, output_stack_adjust, sh_expand_epilogue, + sh_set_return_address, sh_setup_incoming_varargs, + initial_elimination_offset, sh_pch_valid_p, get_free_reg, + sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr, + check_use_sfunc_addr): Likewise. + * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise. + * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise. + * config/sh/symbian.c (sh_symbian_mark_dllexport, + sh_symbian_mark_dllimport): Likewise. + * config/sh/sh.md: Likewise. + (movdicc, call_pop, call_value_pop, casesi_worker_1, + casesi_worker_2, casesi_shift_media, casesi_load_media, + return_media): Likewise. + +2005-05-08 Roger Sayle <roger@eyesopen.com> + + PR inline-asm/8788 + * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode + operands. + +2005-05-08 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (adjust_address): Fix typo last change. + +2005-05-08 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0 + and -1 can happen in reg_renumber when no hard register is assigned. + +2005-05-08 Steven Bosscher <stevenb@suse.de> + Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/14841, tree-optimization/15838 + * tree-ssa-ccp.c (fold_const_aggregate_ref): New. + (evaluate_stmt): Call it. + +2005-05-08 Jakub Jelinek <jakub@redhat.com> + + * config/ia64/ia64.c (ia64_override_options): Don't set + ia64_flag_var_tracking and clear flag_var_tracking here... + (ia64_file_start): ... but here. + +2005-05-08 Nathan Sidwell <nathan@codesourcery.com> + + * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert + and gcc_unreachable as appropriate. + (expand_prologue, expand_epilogue, m68hc11_gen_lowpart, + m68hc11_gen_highpart, print_operand, print_operand_address, + m68hc11_expand_compare, m68hc11_expand_compare_and_branch, + m68hc11_gen_movhi): Likewise. + * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment. + * config/m68hc11/m68hc11.md: Reword comment. + +2005-05-08 Stephane Carrez <stcarrez@nerim.fr> + + PR target/21281 + * config/m68hc11/predicates.md (splitable_operand): An immediate is + allowed. + +2005-05-08 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow + the 68HC12 address indirect addressing mode as it is not supported by + bset and bclr. + * config/m68hc11/m68hc11-protos.h + (m68hc11_valid_addressing_p): Declare. + (m68hc11_add_mode): Declare. + * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from + register_indirect_p and export it. + (m68hc11_z_replacement): Use emit_insn_after when adding the save Z + instruction so that it is part of the good BB. + (m68hc11_gen_movhi): Fix invalid generation of indexed indirect + addressing with movw. + (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for + 68HC12. + * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED, + ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c. + * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only + for 68HC11. + ("*movhi_68hc12"): Handle movhi_const0. + ("*subhi3", "subqi3"): Use general_operand for operand 1. + ("*subhi3_zext"): Likewise. + +2005-05-08 Stephane Carrez <stcarrez@nerim.fr> + + PR target/19051 + * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for + operand 1 and fix constraints. + ("mulqihi3"): Use general_operand for operand 2. + +2005-05-08 Julian Brown <julian@codesourcery.com> + H.J. Lu <hongjiu.lu@intel.com> + Paul Brook <paul@codesourcery.com> + + * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for + GNU linker. Support linker version x.x.x.x.x. Require GNU linker + 20050308/2.16.0 or newer for comdat group. + * configure: Regenerated. + * config.in: Regenerated. + * varasm.c (default_function_rodata_section): Put .rodata section in + COMDAT group when necessary. + (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to + HAVE_COMDAT_GROUP. + (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is + available. + +2005-05-08 Kazu Hirata <kazu@cs.umass.edu> + + * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC + instead of VARRAY. + * tree-flow.h (num_referenced_var, referenced_var): Likewise. + * tree-into-ssa.c (mark_def_site_blocks): Likewise. + * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise. + * tree-tailcall.c (suitable_for_tail_opt_p): Likewise. + +2005-05-08 Stephane Carrez <stcarrez@nerim.fr> + + PR target/16925 + * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of + 64-bit constants on 64-bit hosts. + (m68hc11_split_logical): Simplify. + (m68hc11_split_move): Likewise. + +2005-05-08 Nathan Sidwell <nathan@codesourcery.com> + Paolo Bonzini <bonzini@gnu.org> + + * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh + * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New. + * configure.ac (enable_checking): Fix typos in runtime_checking. + (ENABLE_RUNTIME_CHECKING): Mark as target template. + (xm_file): Prepend auto-host.h + (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template. + * mkconfig.sh: Do not automatically define USED_FOR_TARGET in + tconfig.h. + * crtstuff.c: Do not include auto-host.h. + (IN_LIBGCC2): Do not define. + * gcov-io.h: Include tconfig.h, not auto-host.h. + * libgcc2.c: Do not include auto-host.h. + (abort): Do not undefine. + * libgcov.c: Remove unneeded comment about config.h. + * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h. + * config.in, configure: Regenerated. + +2005-05-08 Nathan Sidwell <nathan@codesourcery.com> + Falk Hueffner <falk@debian.org> + + * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert + and gcc_unreachable as appropriate. + (get_aligned_mem, get_unaligned_address, + alpha_emit_set_long_const, alpha_emit_conditional_branch, + alpha_emit_setcc, alpha_emit_conditional_move, + alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg, + alpha_emit_xfloating_libcall, alpha_split_tfmode_pair, + alpha_expand_unaligned_load, alpha_expand_block_move, + alpha_expand_zap_mask, get_trap_mode_suffix, + get_round_mode_suffix, get_some_local_dynamic_name, + print_operand_address, function_arg, alpha_return_in_memory, + function_value, alpha_expand_builtin, + alpha_initial_elimination_offset, alpha_expand_epilogue, + summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe, + alphaev5_next_group, alpha_align_insns, + unicosmk_initial_elimination_offset, unicosmk_unique_section, + unicosmk_ssib_name): Likewise. + * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. + * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE, + ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise. + * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET, + ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. + * config/alpha/alpha.md (*divmodsi_internal_er, + *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf, + call_nt, call_umk, call_vms, call_value, sibcall_value, + call_value_osf, call_value_nt, call_value_vms, call_value_umk, + *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise. + * config/alpha/predicates.md (input_operand): Likewise. + +2005-05-08 Nathan Sidwell <nathan@codesourcery.com> + + * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and + gcc_unreachable, as appropriate. + (frv_function_prologue, frv_alloc_temp_reg, + frv_initial_elimination_offset, frv_expand_block_move, + frv_expand_block_clear, frv_print_operand_jump_hint, + frv_legitimize_tls_address, unspec_got_name, frv_emit_move, + frv_emit_movsi, frv_split_cond_move, frv_split_minmax, + frv_ifcvt_modify_insn, frv_ifcvt_modify_final, + frv_adjust_field_align, frv_insn_unit, frv_cond_flags, + frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode, + frv_in_small_data_p, frv_asm_out_constructor, + frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise. + * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1, + *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1, + *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value, + sibcall_value, casesi): Likewise. + + * config/mn10300/mn10300.c (print_operand): Use gcc_assert and + gcc_unreachable as appropriate. + (print_operand_address, mn10300_print_reg_list, expand_prologue, + expand_epilogue, notice_update_cc, initial_offset, + mn10300_address_cost_1): Likewise. + * config/mn10300/mn10300.md: Likewise. + (absdf2, abssf2, negdf2, negsf2): Likewise. + +2005-05-08 Richard Sandiford <rsandifo@redhat.com> + + PR target/21416 + * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT + comparisons. + * config/mips/mips.md (swapped_fcond): New code macro and attribute. + (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond, + including sunge_<mode> and sungt_<mode>. + +2005-05-08 Richard Sandiford <rsandifo@redhat.com> + + * integrate.h (get_hard_reg_initial_val): Change type of register + parameter from int to unsigned int. + (has_hard_reg_initial_val): Likewise. + * integrate.c (get_hard_reg_initial_val): Likewise. + (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int. + +2005-05-08 Kazu Hirata <kazu@cs.umass.edu> + + * except.c (eh_status): Change the type of ttype_data to + VEC(tree,gc)*. + (add_ttypes_entry, assign_filter_values, + output_function_exception_table): Use VEC instead of VARRAY. + +2005-05-07 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant. + +2005-05-07 Paul Brook <paul@codesourcery.com> + + * Makefile.in: Fix dependencies. + (GCOV_IO_H, VARRAY_H): Set. + +2005-05-07 Anthony Green <green@redhat.com> + + PR bootstrap/21403 + * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in + x$STMP_FIXPROTO test. + * configure: Rebuilt. + +2005-05-07 Joseph S. Myers <joseph@codesourcery.com> + + * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define + inappropriate feature test macros if flag_iso. + +2005-05-07 Joseph S. Myers <joseph@codesourcery.com> + + * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define. + +2005-05-07 Hans-Peter Nilsson <hp@axis.com> + + PR target/21441 + * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap") + ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"): + Handle moved operand being in special register. + ("smulsi3_highpart", "umulsi3_highpart"): Change .error into + presumed working insn. + (mover2side): Add FIXME. + +2005-05-07 Richard Sandiford <rsandifo@redhat.com> + + * integrate.c (get_func_hard_reg_initial_val): Delete. + (has_func_hard_reg_initial_val): Delete. + (get_hard_reg_initial_val): Inline the old implementation of + get_func_hard_reg_initial_val. Use has_hard_reg_initial_val + instead of has_func_hard_reg_initial_val to test for an existing + pseudo. Only create an rtx if a new initial value entry is needed. + (has_hard_reg_initial_val): Scan the initial value list directly. + Don't create an rtx. + +2005-05-07 David Edelsohn <edelsohn@gnu.org> + + * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt + from extra_options. + * config.in (HAVE_AS_POPCNTB): New. + * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test. + (HAVE_AS_POPCNTB): New. + * configure: Regenerated. + * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete. + * config/rs6000/rs6000.c (rs6000_override_options, power5): Add + MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority + and rs6000_sched_costly_dep. + * config/rs6000/rs6000.h (TARGET_POPCNTB): New. + (TARGET_XL_COMPAT): Delete. + * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New. + (popcount<mode>2): New. + (popcntb<mode>2): New. + * config/rs6000/rs6000.opt (mpopcntb): New. + + * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask + if variable name exists. + +2005-05-07 Matt Kraai <kraai@ftbfs.org> + + * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h. + +2005-05-07 Richard Henderson <rth@redhat.com> + + PR target/21412 + * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses + with constant offsets. + +2005-05-07 Nathan Sidwell <nathan@codesourcery.com> + + * config/v850/v850.c (print_operand): Use gcc_assert and + gcc_unreachable, as appropriate. + (print_operand_address, v850_handle_data_area_attribute, + v850_encode_data_area, construct_restore_jr, construct_save_jarl, + v850_insert_attributes, construct_prepare_instruction): Likewise. + * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise. + * config/v850/v850.md (movsicc, *sasf_1): Likewise. + +2005-05-07 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-loop-ivcanon.c, config/i386/i386.c, + config/rs6000/rs6000.h: Fix comment typos. + +2005-05-07 Richard Sandiford <rsandifo@redhat.com> + + * doc/invoke.texi: Remove documentation for MIPS' -mint64 option. + * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete. + (mips_scalar_mode_supported_p): Delete. + +2005-05-06 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.opt: Remove -mint64 option. + * config/mips/mips.c (override_options): Remove -mint64 + handling. + * config/mips/mips.h (INT_TYPE_SIZE): Define to 32. + * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove + 64-bit integer handling. + * doc/invoke.texi (Option Summary): Remove -mint64 for + mips. + +2005-05-06 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/19401 + * tree-flow.h (tree_unroll_loops_completely): Declaration changed. + * tree-ssa-loop-ivcanon.c (enum unroll_level): New. + (estimated_unrolled_size): New function. + (try_unroll_loop_completely, canonicalize_loop_induction_variables, + tree_unroll_loops_completely): Always unroll loops if the code size + does not increase. + * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all + loops should be unrolled completely. + (gate_tree_complete_unroll): Run complete unrolling unconditionally. + +2005-05-06 Zdenek Dvorak <dvorakz@suse.cz> + + PR rtl-optimization/21254 + * loop-iv.c (iv_number_of_iterations): Simplify infiniteness + assumptions for loops that otherwise do not roll. + (find_simple_exit): Prefer # of iterations that is guaranteed + not to be infinite. + * loop-unroll.c (decide_peel_once_rolling, + decide_peel_completely): Check whether the loop is infinite. + +2005-05-06 Pat Haugen <pthaugen@us.ibm.com> + + * config/rs6000/sysv4.opt: Fix typo. + +2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua> + Jakub Jelinek <jakub@redhat.com> + + PR target/21329 + * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb + for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter. + Don't use rep; movs{l,q} if the repetition count is really small, + instead use a sequence of movs{l,q} instructions. + +2005-05-06 Jeff Law <law@redhat.com> + + PR tree-optimization/21380 + * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not + thread through a block with no preds. + +2005-05-06 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses, + ro_call_vuse, fini_ssa_operands, add_call_clobber_ops, + add_call_read_ops): Use VEC instead of VARRAY. + +2005-05-06 Nathan Sidwell <nathan@codesourcery.com> + + * config/mcore/mcore.c (mcore_print_operand_address): Use + gcc_assert and gcc_unreachable as appropriate. + (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call, + mcore_output_andn, output_inline_const, mcore_output_move, + mcore_output_movedouble, mcore_expand_block_move, + layout_mcore_frame, mcore_initial_elimination_offset, + mcore_expand_prolog, mcore_mark_dllexport, + mcore_mark_dllimport): Likewise. + * config/mcore/mcore.h (switch_to_section): Likewise. + * config/mcore/mcore.md: Likewise. + +2005-05-06 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and + TARGET_PROFILE_KERNEL. + + * config/rs6000/rs6000.c (output_profile_hook): Add comment to + TARGET_PROFILE_KERNEL use. + +2005-05-06 Nathan Sidwell <nathan@codesourcery.com> + + * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert + and gcc_unreachable, as appropriate. + (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs, + m32r_expand_prologue, m32r_output_function_epilogue, + m32r_legitimize_pic_address, m32r_print_operand_address, + emit_cond_move, m32r_function_symbol, + m32r_output_block_move): Likewise. + * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise. + * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn, + *rev_zero_branch_insn): Likewise. + +2005-05-06 Jakub Jelinek <jakub@redhat.com> + + PR c++/20961 + * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain + if both NEWDECL and OLDDECL are already weak. + +2005-05-06 Richard Sandiford <rsandifo@redhat.com> + + * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete. + +2005-05-05 J"orn Rennecke <joern.rennecke@st.com> + Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg + and plus_constant. + +2005-05-05 Aldy Hernandez <aldyh@redhat.com> + David Edelsohn <edelsohn@gnu.org> + + * config.gcc: Add .opt magic for the rs6000 ports. + + * doc/invoke.texi: Document -mabi= option properly. Document + -misel and -mno-sel. Document -mspe and -mno-spe. Document + -mvrsave and -mno-vrsave. Document deprecation of -mspe= and + -misel=. + + * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove + SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define + TARGET_XL_COMPAT. + + * config/rs6000/aix.opt: New. + * config/rs6000/aix41.opt: New. + * config/rs6000/aix64.opt: New. + * config/rs6000/darwin.opt: New. + * config/rs6000/linux64.opt: New. + * config/rs6000/rs6000.opt: New. + * config/rs6000/sysv4.opt: New. + + * config/rs6000/sysv4.h: Delete definitions of MASK_* and + associated TARGET_*. Remove SUBTARGET_OPTIONS, + SUBTARGET_SWITCHES. + Define TARGET_USES_SYSV4_OPT. + * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES. + * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define + TARGET_USES_AIX64_OPT. + * config/rs6000/aix51.h: Same. + * config/rs6000/aix52.h: Same. + * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES, + MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC. + Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave. + Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC. + * config/rs6000/linux64.h: Use + rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES. + + * config/rs6000/rs6000.c: Remove definitions of + rs6000_sched_restricted_insns_priority, + rs6000_long_double_size_string, rs6000_altivec_vrsave, + rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe, + rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string, + rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall, + rs6000_alignment_string. Define rs6000_explicit_options. + (rs6000_parse_abi_options): Remove. + (rs6000_parse_alignment_option): Remove. + (rs6000_parse_float_gprs_option): Remove. + (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define + TARGET_DEFAULT_TARGET_FLAGS. + (rs6000_override_options): Revamp to use new .opt machinery. + + * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor + of new .opt machinery. Remove target_flags. Redefine + TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES, + SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS, + rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string, + rs6000_altivec_vrsave_string, rs6000_altivec_vrsave, + rs6000_longcall_switch, rs6000_default_long_calls, + rs6000_sched_costly_dep_str, rs6000_sched_costly_dep, + rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and + TARGET_ALTIVEC_VRSAVE. + +2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config.gcc (hppa1.1-*-rtems*): Remove. + * config/pa/rtems.h: Remove. + +2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY): + Exclude roe/603e multilib variants. + +2005-05-04 Denis Chertykov <denisc@overta.ru> + + PR target/21284 + * config/avr/avr.c (avr_output_addr_vec_elt): Use special section + for output. + +2005-05-05 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add + arm/pe.opt to $extra_options. + * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name) + (target_float_abi_name, target_float_switch, target_abi_name) + (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK) + (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END) + (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO) + (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE) + (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE) + (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING) + (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS) + (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE) + (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT) + (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS) + (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE) + (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING) + (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES) + (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string) + (arm_pic_register_string): Delete. + (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and + TARGET_TPCS_FRAME. + (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names. + * config/arm/coff.h (TARGET_DEFAULT): Likewise. + * config/arm/elf.h (TARGET_DEFAULT): Likewise. + * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise. + * config/arm/netbsd.h (TARGET_DEFAULT): Likewise. + * config/arm/semi.h (TARGET_DEFAULT): Likewise. + * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise. + * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise. + * config/arm/pe.h (TARGET_DEFAULT): Likewise. + (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete. + (SUBTARGET_SWITCHES): Delete. + * config/arm/arm.c (target_float_switch): Delete. + (arm_cpu_select): Moved from config/arm/arm.h. + (target_fpu_name, target_fpe_name, target_float_abi_name) + (target_abi_name, structure_size_string, arm_pic_register_string) + (arm_select): Make static. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (arm_handle_option): New function. + (arm_override_options): Update target_flags checks for new mask names. + Remove target_float_switch code. + (arm_expand_prologue, thumb_expand_prologue): Check + !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO. + * config/arm/arm.opt, config/arm/pe.opt: New files. + +2005-05-05 Nathan Sidwell <nathan@codesourcery.com> + + * config/arc/arc.c (get_arc_condition_code): Use gcc_assert & + gcc_unreachable as appropriate. + (arc_double_limm_p, arc_setup_incoming_varargs, + arc_compute_function_type, arc_output_function_prologue, + arc_output_function_epilogue, arc_eligible_for_epilogue_delay, + output_shift, arc_print_operand, arc_print_operand_address, + arc_final_prescan_insn): Likewise. + * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise. + +2005-05-04 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than + comparing Pmode. + (SDI): New. + (cmp): Delete. + (wd): New. + (add<mode>3, add<mode>3_internal1, add<mode>3_internal2, + add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2, + clz<mode>2, ctz<mode>2, ffs<mode>2): New. + (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3, + (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove. + (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3, + (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove. + (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>. + +2005-05-05 Paul Brook <paul@codesourcery.com> + + * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h, + cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h, + regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h + and tree-data-ref.h with *_H variables. + +2005-05-05 Kelley Cook <kcook@gcc.gnu.org> + + * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files. + +2005-05-05 Kelley Cook <kcook@gcc.gnu.org> + + * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN. + +2005-05-04 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks. + +2005-05-04 Fariborz Jahanian <fjahanian@apple.com> + + * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit + setting of vrsave register for current function after + call to save_world is emitted. + +2005-05-05 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/predicates.md: New file. + * config/mmix/mmix.c (mmix_symbolic_or_address_operand) + (mmix_reg_or_constant_operand, mmix_reg_cc_operand) + (mmix_foldable_comparison_operator, mmix_comparison_operator) + (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove. + * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): + Don't define. + * config/mmix/mmix.md: Include predicates.md. + ("call", "call_value"): Force address to register if it isn't a + mmix_symbolic_or_address_operand. + +2005-05-04 Andrew MacLeod <amacleod@redhat.com> + + * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that + the flags are of appropriate types. + (num_ssa_operands): Generalize using the generic interface. + * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF + iterator. + +2005-05-04 Richard Sandiford <rsandifo@redhat.com> + + * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag) + (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern. + +2005-05-04 Kazu Hirata <kazu@cs.umass.edu> + + * tree-outof-ssa.c (edge_leader, stmt_list, + analyze_edges_for_bb): Use VEC instead of VARRAY. + (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New. + (perform_edge_inserts): Call init_analayze_edges_for_bb and + fini_analayze_edges_for_bb. + +2005-05-04 James E Wilson <wilson@specifixinc.com> + + PR driver/21112 + * gcc.c (process_command): In the second argv scan loop, ignore + Xassembler and Xpreprocessor, along with their argument. + +2005-05-04 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow-inline.h, tree-ssa-operands.c, + tree-ssa-operands.h, tree-ssa-opfinalize.h: + Likewise. tree-vn.c: Fix comment typos. + * doc/passes.texi, doc/tree-ssa.texi: Fix typos. + +2005-05-04 Paolo Bonzini <bonzini@gnu.org> + + * doc/tm.texi (Target Hooks): Document + TARGET_RESOLVE_OVERLOADED_BUILTIN. + +2005-05-04 Paul Brook <paul@codesourcery.com> + + * Makefile.in: Change dependencies on target.h to $(TARGET_H). + +2005-05-04 Kazu Hirata <kazu@cs.umass.edu> + + * dwarf2out.c (incomplete_types, retry_incomplete_types, + gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead + of VARRAY. + + * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var, + get_expansion, expand_var_during_unrolling, + insert_var_expansion_initialization, + combine_var_copies_in_loop_exit, release_var_copies): Use VEC + instead of VARRAY. + + * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call + update_stmt. + +2004-05-03 Andrew Pinski <pinskia@physics.uc.edu> + + PR middle-end/15618 + * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE + the same as INTEGER_TYPE. + (fold_binary): Fold "bool_var != 0" to bool_var. + Fold "bool_var == 1" to bool_var. + +2004-05-03 Richard Henderson <rth@redhat.com> + + PR middle-end/21318 + * function.c (instantiate_virtual_regs_in_insn): Use the mode + from recog_data instead of insn_data. + +2005-05-03 DJ Delorie <dj@redhat.com> + + * common.opt (fdiagnostics-show-option): No variable is needed. + * diagnostic.h (diagnostic_context): Add show_option_requested flag. + * diagnostic.c (diagnostic_initialize): Initialize show_option_requested. + (diagnostic_report_diagnostic): Test for enabled diagnostics here. + Save and restore original message format. Use flag in context + instead of global. + (warning): Don't test for enabled warnings here. + * opts.c (common_handle_option): Handle -fdiagnostics-show-option + here. + +2005-05-04 Kelley Cook <kcook@gcc.gnu.org> + + * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN. + * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN. + * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN. + * aclocal.m4: Don't include accross.m4. + * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS. + Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF. + * configure, config.in: Regenerate. + +2005-05-04 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/21265 + * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL. + (clear_storage): Add argument. + * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall): + Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to + tailcall. + (emit_block_move): Handle BLOCK_OP_TAILCALL method. + (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL. + (store_expr, store_constructor): Adjust callers. + * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL + to emit_block_move if CALL_EXPR_TAILCALL (exp). + (expand_builtin_memmove): Add ORIG_EXP argument, copy + CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR. + (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments + with EXP. Pass EXP to expand_builtin_memmove. + (expand_builtin_memset): Add ORIG_EXP argument, pass + BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp). + (expand_builtin_bzero): Replace ARGLIST argument with EXP. + Pass EXP to expand_builtin_memset. + (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to + the new CALL_EXPR. + (expand_builtin_strncmp): Likewise. + (expand_builtin_printf): Replace ARGLIST argument with EXP. + Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR. + (expand_builtin_fprintf): Likewise. + (expand_builtin): Adjust calls to + expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}. + + * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th + item in V4SF mode. + + PR rtl-optimization/21239 + * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo. + +2005-05-03 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow.h (tree_ann_common_d): Move aux to ... + (stmt_ann_d): ... here. + * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt, + move_computations_stmt, schedule_sm): Update references to + aux. + * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise. + + * tree-cfg.c (remove_bb): Remove a redundant call to + set_bb_for_stmt. + * tree-if-conv.c (replace_phi_with_cond_modify_expr): + Likewise. + +2005-05-03 Richard Henderson <rth@redhat.com> + + * config/rs6000/rs6000.c: Remove conflict markers. + + * cfg.c (dump_flow_info): Use max_reg_num, not max_regno. + +2005-05-03 James E Wilson <wilson@specifixinc.com> + + * dwarf2out.c (lookup_filename): Call maybe_emit_file. + +2005-05-03 DJ Delorie <dj@redhat.com> + + * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery + decide if the warning will be printed. + * calls.c (expand_call): Likewise. + * function.c (init-function_start): Likewise. + + * common.opt (-fdiagnostics-show-option): New. + * opts.c (option_enabled): Accept the option index instead of a + pointer to the option descriptor. + * opts.h (option_enabled): Likewise. + * toplev.c (print_switch_values): Pass option index, not option + descriptor. + * diagnostic.h (diagnostic_info): Add option_index. + * diagnostic.c: Include opts.h. + (diagnostic_set_info): Initialize option_index. + (diagnostic_report_diagnostic): Amend option name if appropriate. + (warning): Check to see if the specified warning is enabled. + Store option index. + * doc/invoke.texi (-fdiagnostics-show-options): Document. + +2005-05-03 Richard Henderson <rth@redhat.com> + + * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and + SPEC_OR_GEN_REGS definitions. + +2005-05-03 Alexandre Oliva <aoliva@redhat.com> + + PR target/16888 + * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names + for unavailable registers. + +2005-05-03 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (tree_forwarder_block_p): Fix a typo. + + * cfglayout.c (block_locators_blocks, + insn_locators_initialize, insn_scope): Use VEC instead of + VARRAY. + + * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl, + mudflap_finish_file, mudflap_finish_file): Use VEC instead of + VARRAY. + +2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/predicates.md (const_compl_high_operand): New. + * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into + gen_safe_HIGH64. + (sparc_emit_set_const64_quick1): Adjust for above change. + (sparc_emit_set_const64_quick2): Likewise. + (sparc_emit_set_const64_longway): Likewise. + (sparc_emit_set_const64): Likewise. + * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special, + movdi_const64_special): Delete. + (logical constant splitters): Use const_compl_high_operand. + +2005-05-03 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS + rather than STRIP_NOPS. + +2005-05-03 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/21330 + * loop-unswitch.c (may_unswitch_on): Set *cinsn only when + returning non-NULL. + (unswitch_single_loop): Clear cinsn when retrying. + + PR target/21297 + * config/i386/i386.c (legitimize_address): When canonicalizing + ASHIFT into MULT, multiply by 1 << shift_count instead of + 1 << log2 (shift_count). + +2005-05-03 Andrew MacLeod <amacleod@redhat.com> + + * lambda-code.c (gcc_loop_to_lambda_loop, + lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def, + stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use + generic operand interface. + * tree-data-ref.c (find_data_references_in_loop): Use generic interface. + * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use + generic operand interface. + * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, + link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt, + next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use, + num_imm_uses): Use ssa_use_operand_t. + (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops, + get_v_must_def_ops): Delete. + (get_def_from_ptr, get_phi_result_ptr): Get def directly now. + (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr, + get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr, + get_v_must_def_kill_ptr): Delete. + (delink_stmt_imm_use): Move and use new operand interface. + (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init, + op_iter_next_tree): Use new operand implementation. + (clear_and_done_ssa_iter): New. Initialize a blank operand iterator. + (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator + type check. + (op_iter_next_mustdef, op_iter_next_maydef, + op_iter_next_must_and_may_def): Delete. Replace with... + (op_iter_next_maymustdef): New. Combine must and may next operations. + (op_iter_init_maydef, op_iter_init_mustdef, + op_iter_init_must_and_may_def): Use new interface. + (single_ssa_tree_operand ): New. Process single operands only as trees. + (single_ssa_use_operand): New. Process single operands only as uses. + (single_ssa_def_operand): New. Process single operands only as defs. + (zero_ssa_operands): New. Return TRUE if there are zero operands of the + specified types. + (num_ssa_operands): New. Count the number of specified operands. + (compare_ssa_operands_equal): New. Compare two statements' operands. + (single_phi_def): New. Return true if PHI has one def of the specified + operand type. + (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments. + (op_iter_init_phidef): New. Initialize the iterator for the PHI def. + * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t. + (struct stmt_ann_d): Operands field no longer require GTY(). + (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype. + * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL. + * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, + dump_replaceable_exprs, rewrite_trees): Use generic interface. + * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): + Use use_operand_p instead of ssa_imm_use_t *. + * tree-pretty-print.c (dump_vops): check if operands are active before + dumping virtual operands. + * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS. + * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS. + (ccp_fold): Use new interface. + (ccp_visit_stmt): Remove unused variables and code. + (convert_to_gimple_builtin): Insert statements before calling + mark_new_vars_to_rename. + * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS. + (copy_prop_visit_cond_stmt): Use generic interface. + * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the + annotation in table. + (thread_across_edge): Use generic interface. + (initialize_hash_element): Initialzie with stmt, not annotation. + (eliminate_redundant_computations): Use generic interface. + (record_equivalences_from_stmt): Pass stmt, not annotation. + (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic + interface. + * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS. + * tree-ssa-loop-ivopts.c (find_invariants_stmt, + find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use + generic operand interface. + * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic + interface. + * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand + Interface. + * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type. + (build_defs, build_uses, build_v_may_defs, build_vuses, + build_v_must_defs): Change type to struct opbuild_list_d. + (ops_active): New. Operands active boolean. + (operand_memory, operand_memory_index): New. Operand memory managers. + (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype, + allocate_vuse_optype, allocate_v_must_def_optype): Delete. + (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): + Change from functions to static variable list heads. + (opbuild_initialize_virtual): New. Initialize a virtual build list. + (opbuild_initialize_real): New. Initialize a virtual build list. + (opbuild_free): New. Free a build list. + (opbuild_num_elems): New. Number of items in a list. + (opbuild_append_real): New. Add a real (tree *) operand. + (opbuild_append_virtual): New. Add and sort a virtual (tree) operand. + (opbuild_first): New. Return first element index in a list. + (opbuild_next): New. Return next element in a list. + (opbuild_elem_real): New. Return real element. + (opbuild_elem_virtual): New. Return virtual element. + (opbuild_elem_uid): New. Return UID of virtual element. + (opbuild_clear): New. Reset an operand list. + (opbuild_remove_elem): New. Remove an element form a list. + (ssa_operands_active): New. Return true if operand cache is active. + (init_ssa_operands, fini_ssa_operands): Initialize new implementation. + (ssa_operand_alloc): New. Allocate memory from an operand chunk. + (correct_use_link): Use use_operand_p. + (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs, + finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. + (cleanup_v_may_defs): Use new implmentation. + (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New + implementation. + (append_def, append_use, append_v_may_def, append_vuse, + append_v_must_def): Call opbuild_append routine instead of using varray. + (build_ssa_operands): Simplify to simply use stmt, don't maintain a + global parse_old_ops variable. + (free_ssa_operands): New implementation. + (update_stmt_operands): Move. Change argument to build_ssa_operands. + (copy_virtual_operands): Move. New generic implementation. + (create_ssa_artficial_load_stmt): Move. New implementation. + (swap_tree_operands): Update for new implementation. + (get_expr_operands): Add stmt parameter to calls to swap_tree_operands. + (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list + rather than a varray. + (verify_imm_links): Use use_operand_p. + (dump_immediate_uses_for): If the immediate use variable is a virtual + variable, show the virtual ops in the stmt. + * tree-ssa-operands.h (def_operand_p): No longer a structure. + (NULL_DEF_OPERAND_P): Now a #define. + (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d, + vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete. + (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d, + mustdef_optype_d): New. Use Linked list representation. + (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk. + (struct ssa_operand_memory_d): New. Allocated Chunk node. + (struct stmt_operands_d): Change to new pointers that are not GTY. + (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP, + STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT, + SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP, + STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, + SET_V_MUST_DEF_KILL): Delete. + (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, + V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*. + (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, + V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*. + (enum ssa_op_iter_type): Operand iterator typechecking values. + (struct ssa_operand_iterator_d): Use linked lists of operands. + (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL. + (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND, + FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef. + (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments. + (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses. + (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs. + (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, + SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New. + * tree-ssa-opfinalize.h: New. Function templates for expansion. + (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef, + alloc_vuse, and alloc_mustdef. + (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, + finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops, + and finalize_ssa_v_must_def_ops. + * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add. + (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass + stmt around. + (compute_avail): Use generic iterator interface. + * tree-ssa-propagate.c (first_vdef): Use generic operand interface. + (stmt_makes_single_load, stmt_makes_single_store): Use + ZERO_SSA_OPERANDS. + * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS. + (statement_sink_location): Use generic interface. + * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface. + (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and + reset the immediate use link nodes. + (stmt_references_memory_p): Use ZERO_SSA_OPERANDS. + * tree-ssanames.c (make_ssa_name): Use use_operand_p. + * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS. + (eliminate_tail_call): Use generic operand interface. + * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS. + (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic + interface. + * tree-vect-transform.c (update_vuses_to_preheader): Use generic + interface. + * tree-vectorizer.c (rename_variables_in_bb): Use generic interface. + * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of + vuse_optype. + (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): + Use statement pointer instead of vuse_optype. Use generic interface. + * tree-vrp.c (maybe_add_assert_expr): Use generic interface. + (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS. + * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d. + (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d. + * doc/tree-ssa.texi: Update documentation for operand interface. + +2005-05-03 Nathan Sidwell <nathan@codesourcery.com> + + * config/darwin.c (machopic_define_symbol): Use gcc_assert or + gcc_unreachable as appropriate. + (machopic_function_base_name, machopic_indirect_data_reference, + machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise. + * config/host-darwin.c (darwin_gt_pch_use_address): Likewise + * config/rs6000/altivec.md (*mov<mode>_internal, + build_vector_mask_for_load): Likewise. + * config/rs6000/darwin.md (movdf_low_si, movdf_low_di, + *call_nonlocal_darwin64, *call_value_nonlocal_darwin64, + *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise. + * config/rs6000/predicates.md (easy_fp_constant, + logical_operand): Likewise. + * config/rs6000/rs6000.c (spe_expand_predicate_builtin, + compute_save_world_info, rs6000_emit_prologue, + rs6000_output_mi_thunk): Reword comments to avoid 'abort'. + * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort + directly. + +2005-05-03 Uros Bizjak <uros@kss-loka.si> + + PR middle-end/21282 + * convert.c (convert_to_integer): Convert ceil and floor in + c99 mode only. + +2005-04-29 Geoffrey Keating <geoffk@apple.com> + + PR target/20813 + * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create + define_insn_and_split. Split only when memory operand is + offsettable. Use adjust_address rather than plus_constant. + (floatunssidf2_internal): Likewise. + (fix_truncdfsi2_internal): Split only when memory operand is + offsettable. Use adjust_address rather than plus_constant. + (fix_trunctfsi2_internal): Likewise. + (floatsidf2_internal): Likewise. + +2005-05-02 Diego Novillo <dnovillo@redhat.com> + + * tree-vrp.c (set_value_range_to_nonnull): Declare inline. + (set_value_range_to_null): Likewise. + (set_value_range_to_varying): New function. Use it in all + call sites that used to call set_value_range (vr, VR_VARYING, ...). + (extract_range_from_assert): If the integral type has a + super-type, and LIMIT is not within MIN and MAX values of that + type, set the resulting range to VR_VARYING. + +2005-05-02 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.opt: New file. + * config/mmix/mmix.h: Move options-related comments to mmix.opt. + (mmix_cc1_ignored_option): Don't declare. + (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU) + (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND) + (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS) + (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN) + (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU, + (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION) + (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT) + (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES): + Don't define. + (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_... + * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove. + (TARGET_DEFAULT_TARGET_FLAGS): Override default. + +2005-05-02 Joseph S. Myers <joseph@codesourcery.com> + + PR c/15698 + * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New. + * c-decl.c (current_function_prototype_built_in, + current_function_prototype_arg_types): New. + (merge_decls): Keep source location of prototype followed by + nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE. + (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE. + (start_function): Always set current_function_prototype_locus, + current_function_prototype_built_in and + current_function_prototype_arg_types. Check for external + prototype whether or not visible for external function and set + current_function_prototype_arg_types accordingly. + (store_parm_decls_oldstyle): Use + current_function_prototype_arg_types for checking old-style + definition against prototype. Give warnings only if + current_function_prototype_built_in). + +2005-05-02 Daniel Jacobowitz <dan@codesourcery.com> + + * ggc.h (ggc_alloc_zone_pass_stat): New macro. + (ggc_alloc_zone_stat): Don't define. + * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use + ggc_alloc_zone_pass_stat. + * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise. + * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat) + (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise. + +2005-05-02 Daniel Jacobowitz <dan@codesourcery.com> + + * calls.c (expand_call): Handle current_function_pretend_args_size + when checking for sibcalls. + +2005-05-02 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21294 + * tree-vrp.c (vrp_expr_computes_nonzero): New. + (extract_range_from_expr): Call vrp_expr_computes_nonzero. + +2005-05-02 Janis Johnson <janis187@us.ibm.com> + + PR 19985 + * gcov-io.h: Declare gcov external functions hidden. + +2005-05-02 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence, + record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis): + Use VEC instead of VARRAY. + (equiv_free): New. + + * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor + out common code. + +2005-05-02 Paolo Bonzini <bonzini@gnu.org> + + * c-common.c (resolve_overloaded_builtin): Forward to target + hook for BUILT_IN_MD built-ins. + * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin + for all types of built-in. + * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it + in the definition of the target hooks struct. + * target.h (struct gcc_target): Add resolve_overloaded_builtin. + * config/rs6000/altivec.h: Rewritten. + * config/rs6000/rs6000-c.c (struct altivec_builtin_types, + altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin, + rs6000_builtin_type, rs6000_builtin_type_compatible, + altivec_overloaded_builtins, rs6000_builtin_type, + rs6000_builtin_type_compatible): New. + * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls): + New. + (def_builtin): Turn into a function. Check for duplicates and store + the builtin into rs6000_builtin_decls. + (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg, + bdesc_1arg): Add overloaded builtins. + (altivec_expand_builtin): Check for unresolved overloaded builtins, + do not support ALTIVEC_COMPILETIME_ERROR. + (rs6000_init_builtins): Add opaque 128-bit vector, and internal + nodes to represent front-end types. + (altivec_init_builtins, rs6000_common_init_builtins): Create builtins + with opaque arguments and/or return values. + * config/rs6000/rs6000.h (enum rs6000_builtins): Remove + ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins. + (rs6000_builtin_type_index): New. + (is_ev64_opaque_type): Rename to... + (rs6000_is_opaque_type): ... this. + (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin + target hook. + +2005-05-02 Kazu Hirata <kazu@cs.umass.edu> + + * function.c (reorder_blocks, reorder_blocks_1): Use VEC + instead of VARRAY. + +2005-05-02 Nathan Sidwell <nathan@codesourcery.com> + Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p, + print_address_operand, print_operand, legitimize_pic_address, + asm_conditional_branch, bfin_gen_compare, output_push_multiple, + output_pop_multiple): Use gcc_assert or gcc_unreachable as + appropriate. + * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise. + +2005-05-02 Dorit Naishlos <dorit@il.ibm.com> + + * doc/passes.texi: Document vectorization pass. + +2005-05-02 Kazu Hirata <kazu@cs.umass.edu> + + * tree-scalar-evolution.c (get_exit_conditions_rec, + select_loops_exit_conditions, + number_of_iterations_for_all_loops, + analyze_scalar_evolution_for_all_loop_phi_nodes, + scev_analysis): Use VEC instead of VARRAY. + +2005-05-02 Michael Matz <matz@suse.de> + + PR c++/19542 + * c-common.c (c_common_nodes_and_builtins): Create global null_node. + (warn_strict_null_sentinel): Define. + (check_function_sentinel): Check for null_node as valid sentinel too. + * c-common.h (c_tree_index): Added CTI_NULL. + (null_node) Define global_tree[CTI_NULL]. + (warn_strict_null_sentinel): Declare. + * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel. + * c.opt: (Wstrict-null-sentinel): New C++ option. + * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel. + +2005-05-01 Kazu Hirata <kazu@cs.umass.edu> + + * gimplify.c (gimplify_compound_lval): Use VEC instead of + VARRAY. + + * global.c (calculate_reg_pav): Use VEC instead of VARRAY. + + * dwarf2out.c (decl_scope_table, push_decl_scope, + pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC + instead of VARRAY. + +2005-05-01 Mark Mitchell <mark@codesourcery.com> + + PR C++/14391 + * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1 + if !flag_weak. + * doc/cpp.texi (__DEPRECATED): Document. + (__EXCEPTIONS): Likewise. + (__GXX_WEAK__): Likewise. + + * function.c (INVOKE__main): Do not define. + (expand_main_function): Check HAS_INIT_SECTION when determining + whether or not to call __main. + +2005-05-01 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-loop-ivopts.c: Fix a comment typo. + +2005-01-05 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define. + (INITIALIZE_TRAMPOLINE): Use it. + * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove. + * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove. + * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove. + +2005-05-01 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (Specific): Omit dots in the @anchors names + for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7. + Omit underscores for x86_64-*-* and the "all ELF targets" entry. + +2005-05-01 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/18316 + PR tree-optimization/19126 + * tree.c (build_int_cst_type): Avoid shift by size of type. + * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step + argument. + * tree-scalar-evolution.h (simple_iv): Declaration changed. + * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on + field. + (dump_cand): Dump depends_on information. + (determine_biv_step): Add argument to simple_iv call. + (contains_abnormal_ssa_name_p): Handle case expr == NULL. + (find_bivs, find_givs_in_stmt_scev): Do not require step to be a + constant. + (add_candidate_1): Record depends_on for candidates. + (tree_int_cst_sign_bit, constant_multiple_of): New functions. + (get_computation_at, get_computation_cost_at, may_eliminate_iv): + Handle ivs with nonconstant step. + (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions. + (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on. + (create_new_iv): Unshare the step before passing it to create_iv. + (free_loop_data): Free cand->depends_on. + (build_addr_strip_iref): New function. + (find_interesting_uses_address): Use build_addr_strip_iref. + (strip_offset_1): Split the recursive part from strip_offset. + Strip constant offset component_refs and array_refs. + (strip_offset): Split the recursive part to strip_offset_1. + (add_address_candidates): Removed. + (add_derived_ivs_candidates): Do not use add_address_candidates. + (add_iv_value_candidates): Add candidates with stripped constant + offset. Consider all candidates with initial value 0 important. + (struct affine_tree_combination): New. + (aff_combination_const, aff_combination_elt, aff_combination_scale, + aff_combination_add_elt, aff_combination_add, + tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree, + fold_affine_sum): New functions. + (get_computation_at): Use fold_affine_sum. + * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step. + * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument + to simple_iv call. + +2005-04-30 Michael Matz <matz@suse.de> + + * config/i386/i386.md (movmemsi): Also active when + TARGET_INLINE_ALL_STRINGOPS. + +2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR bootstrap/20633 + * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch). + +2005-04-30 Paul Brook <paul@codesourcery.com> + + * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in + thumb mode. + * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__. + * config/arm/ieee754-sf.S: Ditto. + * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__. + (FUNC_ALIAS): Use .thumb_set for thumb routines. + +2005-04-30 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssanames.c: Fix a comment typo. + * doc/options.texi: Fix a typo. + +2005-04-30 Nathan Sidwell <nathan@codesourcery.com> + + * config/h8300/h8300.c (byte_reg): Use gcc_assert and + gcc_unreachable as appropriate. + (split_adds_subs, cond_string, print_operand, + h8300_initial_elimination_offset, h8300_classify_operand, + h8300_unary_length, h8300_short_immediate_length, + h8300_bitfield_length, h8300_binary_length, + h8300_insn_length_from_table, compute_mov_length, output_plussi, + compute_plussi_length, compute_plussi_cc, output_logical_op, + compute_logical_op_length, compute_logical_op_cc, + output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p, + output_a_shift, compute_a_shift_length, compute_a_shift_cc, + output_a_rotate, compute_a_rotate_length, fix_bit_operand, + h8300_regs_ok_for_stm): Likewise. + * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300, + monitor_prologue): Likewise. + +2005-04-30 Kazu Hirata <kazu@cs.umass.edu> + + * loop-invariant.c (invariants, create_new_invariant, + get_inv_cost, best_gain_for_invariant, + find_invariants_to_move, move_invariants, + init_inv_motion_data, free_inv_motion_data): Use VEC instead + of VARRAY. + +2005-04-29 Richard Henderson <rth@redhat.com> + + * function.c (instantiate_decls): Remove valid_only argument. + (instantiate_decls_1, instantiate_decl): Likewise. + (instantiate_virtual_regs_1): Delete. + (instantiate_virtual_regs_lossage): Delete. + (instantiate_virtual_regs_in_rtx): New. + (safe_insn_predicate): New. + (instantiate_virtual_regs_in_insn): New. + (instantiate_virtual_regs): Update to match all that. Only run + instantiate_decls once. + +2005-04-29 Richard Henderson <rth@redhat.com> + Daniel Jacobowitz <dan@codesourcery.com> + + * gengtype.c (write_func_for_structure): Split out ... + (output_type_enum): ... new function. Fix thinko accessing + TYPE_PARAM_STRUCT data. + +2005-04-29 Tom Tromey <tromey@redhat.com> + + * tree.c (build_block): Removed unused 'tags' argument. + * tree.h (build_block): Removed argument. + +2005-04-29 Michael Matz <matz@suse.de> + + PR rtl-optimization/21144 + * postreload.c (reload_cse_move2add): Check for VOIDmode. + +2005-04-29 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable + flag_reorder_blocks. + +2005-04-28 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21030 + * tree-vrp.c (adjust_range_with_scev): Do not create invalid + ranges where VR->MAX is smaller than VR->MIN. + +2005-04-29 Devang Patel <dpatel@apple.com> + + PR tree-optimization/21272 + PR tree-optimization/21266 + * tree-if-conv.c (find_phi_replacement_condition): Fix think-o. + +2005-04-29 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow-inline.h: Fix a comment typo. + * doc/tree-ssa.texi: Fix a typo. + + * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos. + +2005-04-29 Nathan Sidwell <nathan@codesourcery.com> + + * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and + gcc_unreachable as appropriate. + (fr30_expand_epilogue, fr30_setup_incoming_varargs, + fr30_print_operand, fr30_move_double): Likewise. + * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise. + +2005-04-29 Mark Mitchell <mark@codesourcery.com> + + * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a + definition has already been provided. + (ARM_EABI_DTORS_SECTION_OP): Likewise. + * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define. + (ARM_EABI_DTORS_SECTION_OP): Likewise. + +2005-04-29 Jim Tison <jtison@us.ibm.com> + + * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter + trace hooks calls to improve performance. + +2005-04-29 Julian Brown <julian@codesourcery.com> + Mark Mitchell <mark@codesourcery.com> + Paul Brook <paul@codesourcery.com> + + * crtstuff.c: Handle targets that use .init_array. + * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure + that INVOKE__main is set correctly. + (expand_main_function): Test INVOKE__main. + * libgcc2.c: Do not define __main when using .init_array. + * config/arm/arm.c (arm_elf_asm_constructor): New function. + * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized + libgcc version. + (DTORS_SECTION_ASM_OP): Likewise. + (CTOR_LIST_BEGIN): Define specially when in libgcc. + (CTOR_LIST_END): Likewise. + (DTOR_LIST_BEGIN): Likewise. + (DTOR_LIST_END): Likewise. + * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it. + (FINI_SECTION_ASM_OP): Likewise. + (INIT_ARRAY_SECTION_ASM_OP): Define. + (FINI_ARRAY_SECTION_ASM_OP): Likewise. + * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define. + (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets. + * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document. + (FINI_ARRAY_SECTION_ASM_OP): Likewise. + +2005-04-29 Nathan Sidwell <nathan@codesourcery.com> + + * config/m68k/m68k.c (m68k_initial_elimination_offset): Use + gcc_assert and gcc_unreachable as appropriate. + (output_dbcc_and_branch, output_scc_di, legitimize_pic_address, + const_int_cost, output_move_const_into_data_reg, + output_move_qimode, output_move_double, find_addr_reg, + print_operand, print_operand_address): Likewise. + * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2, + absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt, + sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, + bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev, + *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2, + conditional_trap): Likewise. + * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code. + +2005-04-29 Nathan Sidwell <nathan@codesourcery.com> + + * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and + gcc_unreachable as appropriate. + (gen_conditional_move, xtensa_split_operand_pair, + xtensa_split_operand_pair, xtensa_copy_incoming_a7, + xtensa_copy_incoming_a7, xtensa_copy_incoming_a7, + xtensa_copy_incoming_a7, xtensa_output_literal, + xtensa_output_literal, xtensa_output_literal): Likewise. + * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise. + * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse, + *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0, + movsicc_internal1, movsfcc_internal0, + movsfcc_internal1): Likewise. + +2005-04-28 James E Wilson <wilson@specifixinc.com> + + * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment. + (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries. + +2005-04-28 DJ Delorie <dj@redhat.com> + + * opt-functions.awk (var_set): Emit proper initializer for + non-target bitfields. + +2005-04-28 Devang Patel <dpatel@apple.com> + + * dbxout.c (have_used_extensions): Remove. + (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of + have_used_extensions. + +2005-04-28 James E Wilson <wilson@specifixinc.com> + + * doc/install.texi: Update -enable-languages info. Correct path to + html docs. + +2005-04-28 DJ Delorie <dj@redhat.com> + + * optc-gen.awk (END): Make sure no variable is defined more + than once. + * opth-gen.awk (END): Allocate bits on a per-variable basis. + Allow for bitfield variables other than target_flags. + * doc/options.text (Mask): Document that you may specify a + variable other than target_flags. + +2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at> + + PR rtl-optimization/18877 + * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg + number in val.start. + +2005-04-28 David Edelsohn <edelsohn@gnu.org> + + PR target/20813 + * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add + MASK_PPC_GFXOPT. + * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same. + * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same. + * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same. + +2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (legitimize_pic_address): Fix sense of assertion test for + creating pseudos when the base offset is too large. + +2005-04-28 Kazu Hirata <kazu@cs.umass.edu> + + * global.c (earlyclobber_regclass): Change the type to + VEC(int,heap). + (check_earlyclobber): Update uses of earlyclobber_regclass. + (mark_reg_use_for_earlyclobber): Likewise. + (calculate_local_reg_bb_info): Allocate and free + earlyclobber_regclass using the VEC API. + +2005-04-28 Nathan Sidwell <nathan@codesourcery.com> + + * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus + assert. + +2005-04-28 Kazu Hirata <kazu@cs.umass.edu> + + * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of + (*targetm.foo). + + * config.gcc: Obsolete c4x-* and tic4x-*. + + * tree.h (edge_def): Remove. + + * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c, + function.c, global.c, lcm.c, loop-invariant.c, optabs.c, + reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use + JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P + where appropriate. + + * attribs.c, c-pragma.c, caller-save.c, cfghooks.h, + coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c, + errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c, + genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def, + integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c, + machmode.def, mips-tfile.c, params.c, pretty-print.c, + print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h, + tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c, + config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md, + config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h, + config/i386/cygming.h, config/i386/djgpp.h, + config/i386/lynx.h, config/i386/netware.c, + config/i386/winnt.c, config/ia64/ia64-c.c, + config/iq2000/iq2000.c, config/m32r/little.h, + config/m68k/m68k-protos.h, config/m68k/m68k.h, + config/m68k/m68k.md, config/mcore/mcore.c, + config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md, + config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c, + config/mn10300/mn10300.h, config/ns32k/netbsd.h, + config/ns32k/ns32k.c, config/ns32k/ns32k.h, + config/pa/pa-hpux11.h, config/pdp11/pdp11.c, + config/pdp11/pdp11.h, config/rs6000/darwin.h, + config/rs6000/default64.h, config/rs6000/rs6000-c.c, + config/s390/2064.md, config/s390/2084.md, + config/s390/s390-modes.def, config/s390/s390-protos.h, + config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c, + config/stormy16/stormy16.c, config/vax/vax-protos.h, + config/vax/vax.c, config/vax/vax.h, + config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update + copyright. + +2005-04-28 Joseph S. Myers <joseph@codesourcery.com> + + * c-typeck.c (build_compound_expr): Correct logic in last change. + +2005-04-27 James E. Wilson <wilson@specifixinc.com> + + * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond + parameters. Replace conditional move code with assert checking for + ar.lc. Delete obsolete comments. + (set_src_needs_barrier): Delete cond parameter, and code using it. + (rtx_needs_barrier): Delete initialization of cond. Fix typo in + assert checking for PR_REGS. Fix calls to update_set_flags and + set_src_needs_barrier. + (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all + callers. Rewrite explanatory comment before the function. + (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p. + Fix all callers. + +2005-04-27 Mike Stump <mrs@apple.com> + + * doc/cpp.texi: gcc now implements universal character names. + +2005-04-27 Joseph S. Myers <joseph@codesourcery.com> + + PR c/21159 + * c-typeck.c (build_compound_expr): Don't warn for left-hand side + being a compound expression whose right-hand side is cast to void. + +2005-04-27 Caroline Tice <ctice@apple.com> + + * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): + Remove targetm.have_named_sections test. + (fix_edges_for_rarely_executed_code): Likewise. + (insert_section_boundary_note): Likewise. + (reorder_basic_blocks): Check partitioning flag before calling + verify_hot_cold_block_grouping. + * dbxout.c (dbxout_function_end): Get hot/cold section labels from + the function struct rather than global variables. + * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro. + (COLD_END_LABEL): Likewise + (cold_text_section_label): New static global variable. + (cold_end_label): Likewise. + (dwarf2out_switch_text_section): Get hot/cold section labels from + the function struct rather than global variables; test to make sure + cfun is defined. + (output_aranges): Use cold_text_section_label and cold_end_label; + check partitioning flag before putting out delta. + (output_ranges): Remove incorrect code attempting to use + hot/cold labels. + (output_line_info): Get cold section label from function struct; test + to make sure cfun is defined. + (add_location_or_const_value_attribute): Likewise. + (dwarf2out_var_location): Likewise. + (dwarf2out_init): Generate cold_text_section_label and cold_end_label; + write out cold_text_section_label if partition flag is set. + (dwarf2out_finish): Write out cold_end_label if partition flag is set; + * function.h (struct function): Add new fields to point to hot/cold + section labels: hot_section_label, cold_section_label, + hot_section_end_label and cold_section_end_label; also add new field + for cold text section name, unlikely_text_section_name. + * opts.c (decode_options): Turn off partitioning flag if + !targetm.have_named_sections. + * output.h (hot_section_label): Remove. + (hot_section_end_label): Remove. + (cold_section_end_label): Remove. + (unlikely_section_label): Remove. + (unlikely_text_section_name): Remove. + * passes.c (rest_of_handle_final): Remove extra blank line. + * varasm.c (unlikely_section_label): Remove. + (hot_section_label): Remove. + (hot_section_end_label): Remove. + (cold_section_end_label): Remove. + (unlikely_text_section_name): Remove. + (initialize_cold_section_name): Modify to call + targetm.strip_name_encoding; to store cold section name in current + function struct, if it exists; and to only use the decl_section_name + if flag_named_sections is true. + (unlikely_text_section): Modify to get section name out of current + function struct, if there is one; otherwise build it from + UNLIKELY_EXECUTED_TEXT_SECTION_NAME. + (in_unlikely_text_section): Likewise. + (named_section): Modify to get/put cold section name in current function + struct, if there is one. + (function_section): Change 'bool unlikely' to 'int reloc'; check + targetm.have_named_sections before calling named_section. + (current_function_section): Likewise. + (assemble_start_function): Modify to get/put unlikely_text_section_name + in current function struct; modify to get hot/cold section labels + from function struct; initialize labels using + ASM_GENERATE_INTERNAL_LABEL; + test partitioning flag before writing out hot section label. + (assemble_end_function): Test partitioning flag before writing out + hot/cold section labels. + (default_section_type_flags_1): Get cold text section name from + function struct if there is one; Set flags correctly for + cold text section if there is not a current function struct. + +2005-04-27 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-propagate.c (set_rhs): Revert last change. + +2005-04-27 Steve Ellcey <sje@cup.hp.com> + + * explow.c (convert_memory_address): Add gcc_assert. + +2005-04-27 Mark Mitchell <mark@codesourcery.com> + + * configure.ac: Check for ld --sysroot support. + * gcc.c: Document %R specifier for specs. + (SYSROOT_SPEC): New macro. + (sysroot_spec): New variable. + (static_specs): Add sysroot_spec. + (main): Pass the sysroot spec to the linker if appropriate. + * configure: Regenerated. + * config.in: Likewise. + +2005-04-27 Richard Guenther <rguenth@gcc.gnu.org> + + * fold-const.c (fold_binary): Use build_fold_addr_expr + for address calculation and INDIRECT_REF handling. + +2005-04-27 Andrew Haley <aph@redhat.com> + + * postreload-gcse.c (hash_scan_set): Remove bogus assertion. + +2005-04-27 Nathan Sidwell <nathan@codesourcery.com> + + * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame + pointer when thumb backtracing is on. + + * config/fp-bit.c (abort): Revert change. + +2005-04-27 Ian Lance Taylor <ian@airs.com> + + * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P. + +2005-04-27 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-dce.c: Fix a comment typo. + +2005-04-27 David S. Miller <davem@davemloft.net> + + * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA): + Kill setjmpless_size. current_function_calls_setjmp is completely + computed when we are called, so just use the optimized size value + instead of using REG_SAVE_AREA notes. + (optimize_save_area_alloca): Delete.... + * rtl.h (optimize_save_area_alloca): Likewise... + * passes.c (rest_of_compilation): and don't call it any more. + * reg-notes.def (SAVE_AREA): Delete. + +2005-04-27 Nathan Sidwell <nathan@codesourcery.com> + + * config/fp-bit.c (abort): Add noreturn attribute. + + * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and + gcc_unreachable as appropriate. + (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise. + * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, + ASM_OUTPUT_REG_POP): Likewise. + +2005-04-27 Paolo Bonzini <bonzini@gnu.org> + + * tree-complex.c (expand_vector_operations_1): Do not build + VIEW_CONVERT_EXPR's for the lhs. + +2005-04-27 Nathan Sidwell <nathan@codesourcery.com> + + * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove + unnecessary noncanonical RTL handling. + * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use + gcc_assert and gcc_unreachable. + + * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and + gcc_unreachable as appropriate. + (THUMB_PRINT_OPERAND_ADDRESS): Likewise. + * config/arm/arm.c (arm_override_options, arm_compute_func_type, + use_return_insn, const_ok_for_op, arm_gen_constant, + arm_canonicalize_comparison, legitimize_pic_address, + thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1, + arm_cirrus_insn_p, cirrus_reorg, minmax_code, + load_multiple_sequence, emit_ldm_seq, store_multiple_sequence, + emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode, + arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi, + move_minipool_fix_forward_ref, move_minipool_fix_backward_ref, + dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg, + fp_immediate_constant, fp_const_from_val, vfp_output_fstmx, + output_call, output_mov_long_double_fpa_from_arm, + output_mov_long_double_arm_from_fpa, + output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa, + output_move_double, arithmetic_instr, shift_op, int_log2, + output_return_instruction, arm_output_function_prologue, + arm_output_epilogue, arm_output_function_epilogue, + emit_multi_reg_push, arm_get_frame_offsets, + arm_compute_initial_elimination_offset, arm_expand_prologue, + arm_print_operand, arm_assemble_integer, get_arm_condition_code, + arm_final_prescan_insn, arm_init_iwmmxt_builtins, + arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p, + thumb_compute_initial_elimination_offset, + thumb_output_function_prologue, thumb_load_double_from_address, + thumb_output_move_mem_multiple, thumb_reload_out_hi, + arm_emit_vector_const, arm_dbx_register_number): Likewise. + * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise. + * config/arm/arm.md (thumb_extendhisi2, + *thumb_extendhisi2_insn_v6, *thumb_extendqisi2, + *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn, + thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt, + *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise. + * config/arm/cirrus.md (*cirrus_arm_movdi, + *cirrus_movdf_hard_insn): Likewise. + * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise. + +2005-04-27 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow.h (ssa_names): Change the type to VEC(tree,gc). + (num_ssa_names): Use VEC_length. + (ssa_names): Use VEC_index. + * tree-ssanames.c (ssa_names): Change the type to + VEC(tree,gc). + (init_ssanames, fini_ssa_names, make_ssanames, + release_ssa_name): Update uses of ssa_names. + + * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c: + Use fold_buildN instead of fold (buildN (...)). + +2005-04-27 Devang Patel <dpatel@apple.com> + + * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions. + +2005-04-27 Matt Thomas <matt@3am-software.com> + Jan-Benedict Glaw <jbglaw@microdata-pos.de> + + * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup. + (vax_output_mi_thunk): Ditto. + (vax_notice_cc_update): Ditto. + (INDEX_REGISTER_P): Add trailing \. + (BASE_REGISTER_P): Add trailing \. + (legitimate_address_p): Whitespace cleanup. Remove trailing \. + +2005-04-27 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-propagate.c (set_rhs): Check operand of + ADDR_EXPR for gimpliness, too. + +2005-04-27 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-pre.c: Fix a comment typo. + +2005-04-27 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/21171 + * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not + record address uses if the reference is volatile. + +2004-04-27 Paolo Bonzini <bonzini@gnu.org> + + * tree-complex.c (expand_vector_operation): New, extracted from + expand_vector_operations_1. + (tree_vec_extract): Build a NOP_EXPR. + (expand_vec_parallel): Do not care about returning the correct type. + (expand_vector_operations_1): Call expand_vector_operation. + Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs. + + * tree-complex.c (gate_expand_vector_operations): New. + (pass_lower_vector_ssa): Use it. + * tree-optimize.c (init_tree_optimization_passes): Include + pass_lower_vector_ssa. + * tree-vect-transform.c (vect_min_worthwhile_factor): New. + (vectorizable_operation): Use it. + * tree-vectorizer.c (get_vectype_for_scalar_type): Accept + integer modes for the vector type. + + * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD. + * tree-vect-analyze.c (vect_enhance_data_refs_alignment): + Do not cope with UNITS_PER_SIMD_WORD == 0. + * tree-vectorizer.c (get_vectype_for_scalar_type): Check + if the scalar type is not bigger than UNITS_PER_SIMD_WORD. + (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0. + * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD. + * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise. + * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise. + * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise. + + * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove. + * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove. + * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove. + + * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately. + (UNITS_PER_SIMD_WORD): New. + +2005-04-27 Nathan Sidwell <nathan@codesourcery.com> + + * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and + gcc_unreachable as appropriate. + (ia64_expand_load_address, ia64_expand_tls_address, + ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare, + ia64_expand_vecint_compare, ia64_expand_vecint_minmax, + next_scratch_gr_reg, ia64_initial_elimination_offset, + ia64_expand_prologue, ia64_expand_epilogue, + ia64_output_dwarf_dtprel, ia64_print_operand, + ia64_register_move_cost, first_instruction, rws_access_regno, + update_set_flags, rtx_needs_barrier, group_barrier_needed_p, + ia64_sched_init, ia64_variable_issue, + ia64_first_cycle_multipass_dfs_lookahead_guard, + ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling, + ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set, + process_for_unwind_directive, ia64_hpux_file_end): Likewise. + * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. + * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise. + * config/ia64/predicates.md (got_symbolic_operand, + sdata_symbolic_operand): Likewise. + * config/ia64/vect.md (vcondv2sf): Likewise. + +2005-04-27 Matt Thomas <matt@3am-software.com> + + * config/vax/vax.c (legitimate_constant_address_p): New. Formerly + CONSTANT_ADDRESS_P in config/vax/vax.h + (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h. + (INDEX_REGISTER_P): New. + (BASE_REGISTER_P): New. + (indirectable_constant_address_p): New. Adapted from + INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P. + (indirectable_address_p): New. Adapted from + INDIRECTABLE_ADDRESS_P in vax.h. + (nonindexed_address_p): New. Adapted from + GO_IF_NONINDEXED_ADDRESS in vax.h. + (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h. + (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h. + (legitimate_address_p): New. Adapted from + GO_IF_LEGITIMATE_ADDRESS in vax.h. + (vax_mode_dependent_address_p): New. Adapted from + GO_IF_MODE_DEPENDENT_ADDRESS in vax.h. + * config/vax/vax.h (CONSTANT_ADDRESS_P): Use + legitimate_constant_address_p. + (CONSTANT_P): Use legitimate_constant_p. + (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed. + (INDIRECTABLE_ADDRESS_P): Removed. + (GO_IF_NONINDEXED_ADDRESS): Removed. + (INDEX_TEMP_P): Removed. + (GO_IF_REG_PLUS_INDEX): Removed. + (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two + definitions, depending on whether REG_OK_STRICT is defined. + (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p. + Two definitions, depending on whether REG_OK_STRICT is defined. + * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype + added. + (legitimate_constant_p): Prototype added. + (legitimate_address_p): Prototype added. + (vax_mode_dependent_address_p): Prototype added. + +2005-04-27 Kazu Hirata <kazu@cs.umass.edu> + + * tree.h (phi_arg_d): Expand a comment in phi_arg_d. + +2005-04-27 Joseph S. Myers <joseph@codesourcery.com> + + PR c/21213 + * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of + transparent union. + +2005-04-27 Joseph S. Myers <joseph@codesourcery.com> + + PR c/20740 + * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not + assertion failures, if __gcc_host_wide_int__ is not properly + defined. + (init_dynamic_diag_info): Give errors, not assertion failures, if + location_t, tree or __gcc_host_wide_int__ are not properly + defined. + +2005-04-26 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset, + n_iv_uses, iv_use, n_iv_cands, iv_cand, + tree_ssa_iv_optimize_init, record_use, add_candidate_1, + prepare_decl_rtl, free_loop_data, + tree_ssa_iv_optimize_finalize): Use the VEC API instead of + VARRAY. + + * tree.h (tree_phi_node): Add a comment about the order of PHI + arguments. + +2005-04-26 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form. + +2005-04-26 Nathan Sidwell <nathan@codesourcery.com> + + * config/mips.mips.c (mips_legitimize_tls_address): Use + gcc_unreachable. + + * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert. + * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'. + * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise. + + * config/sparc/sparc.h (enum reg_class): Reword comment to avoid + 'abort'. + +2005-04-26 Jeff Law <law@redhat.com> + + * tree-flow-inline.h (op_iter_next_must_and_may_def): New. + (op_iter_init_must_and_may_def): Likewise. + (unmodifiable_var_p): Move to a later point in the file. + * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New. + * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed. + (dse_record_phis): Directly check for virtual operands rather than + using need_imm_uses_for. + (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where + store has multiple V_{MAY,MUST}_DEF operands. + +2005-04-26 Andrew MacLeod <amacleod@redhat.com> + + * tree-cfg.c (bsi_replace): Delink immediate uses for the original + stmt. + +2005-04-26 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a + call to find_edge outside a loop to go through a PHI chain. + +2004-04-26 Richard Guenther <rguenth@gcc.gnu.org> + + PR tree-optimization/17598 + * fold-const.c (fold_binary): Fold comparisons of addresses + of COMPONENT_REFs which reference the same field to + comparisons of the addresses of the base objects. + +2005-04-26 Julian Brown <julian@codesourcery.com> + + * config/arm/arm.c (arm_return_in_msb): New function. + (arm_must_pass_in_stack): New function. + (TARGET_RETURN_IN_MSB): Define target hook. + (TARGET_MUST_PASS_IN_STACK): Define target hook. + (arm_function_value): Pad small aggregate return. + (arm_pad_arg_upward): New function. + (arm_pad_reg_upward): New function. + * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values. + (FUNCTION_ARG_PADDING): Define macro. + (BLOCK_REG_PADDING): Define macro. + (PAD_VARARGS_DOWN): Correct padding for AAPCS. + * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function. + (arm_pad_reg_upward): Declare function. + +2005-04-26 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h (ei_cond): New. + (FOR_EACH_EDGE): Call ei_cond. + + PR tree-optimization/21047 + * fold-const.c (fold_binary): Abort on ASSERT_EXPR. + (fold): Don't handle ASSERT_EXPR. + +2005-04-25 Roger Sayle <roger@eyesopen.com> + + * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat + all writes to any stack register as a read/write dependency on + FIRST_STACK_REG. + (sched_analyze_2): Likewise, for reads from any stack register. + +2005-04-25 Richard Henderson <rth@redhat.com> + + * final.c (output_addr_const): Revert 2005-04-09 change. + +2005-04-25 Mike Stump <mrs@apple.com> + + * config/darwin.c (darwin_encode_section_info): Always set + MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols. + +2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c, + gensupport.c, protoize.c, toplev.c: Replace calls to + `unlock_stream' with `unlock_std_streams'. + +2005-04-25 Devang Patel <dpatel@apple.com> + + * dbxout.c (dbxout_type): Emit attribute vector. + +2005-04-05 Paul Brook <paul@codesourcery.com> + + * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define. + * target.h (struct gcc_target): Add cxx.use_aeabi_atexit. + * config/arm/arm.c (arm_cxx_atexit_name): New function. + (TARGET_CXX_USE_AEABI_ATEXIT): New macro. + * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit. + (register_dtor_fn): Likewise. + * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT. + +2005-04-25 Ian Lance Taylor <ian@airs.com> + + * c-common.def (EXPR_STMT): Remove, moved to C++ frontend. + * c-common.h (EXPR_STMT_EXPR): Don't define. + (c_common_stmt_codes): Don't define. + * c-dump.c (c_dump_tree): Remove EXPR_STMT case. + * c-gimplify.c (gimplify_expr_stmt): Remove. + (c_gimplify_expr): Remove EXPR_STMT case. + * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call + to INIT_STATEMENT_CODES. + * c-pretty-print.c (pp_c_statement): Just call dump_generic_node. + +2005-04-25 Jan Hubicka <jh@suse.cz> + + * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too. + + * except.c: Include diagnostic.h + (dump_eh_tree, verify_eh_tree): New functions. + * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare. + * tree-cfg.c (tree_verify_flow_info): verify eh edges. + (dump_function_to_file): dump eh tree. + * tree-eh.c (mark_eh_edge): New function. + (mark_eh_edge_found_error): New static variable. + (verify_eh_edges): New function. + +2005-04-25 Nathan Sidwell <nathan@codesourcery.com> + + * tree-ssa-alias.c (fieldoff_t): Remove. + (fieldoff_s): typedef the structure itself. Create a vector of + objects. + (push_fields_onto_fieldstack): Return count of fields pushed. + Remove peeling of first field. Adjust. + (fieldoff_compare): Adjust. + (create_overlap_variables_for): Adjust. + +2005-04-25 Joseph S. Myers <joseph@codesourcery.com> + + * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line. + +2005-04-25 Joseph S. Myers <joseph@codesourcery.com> + + PR bootstrap/21215 + * doc/install.texi: Document correct assembler and linker to use + on i?86-*-solaris2.10. + +2005-04-25 Steven Bosscher <stevenb@suse.de> + + Fix PR tree-optimization/21173 + + * tree-ssa-pre.c (create_expression_by_pieces): Simplify code. + Unshare expression we pass to force_gimple_operand. + +2005-04-25 J"orn Rennecke <joern.rennecke@st.com> + Stephen Clarke <stevec@superh.com> + Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/20413 + * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of + VOIDmode for LABEL_REF. + * final.c (shorten_branches): Likewise. + * jump.c (mark_all_labels, redirect_exp_1): Likewise. + * loop.c (reg_dead_after_loop): Likewise. + * varasm.c (decode_addr_const): Likewise. + * doc/rtl.texi: Document mode requirement for LABEL_REF. + +2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config.gcc (avr-*-*): Remove redundant "case". + +2005-04-25 Kazu Hirata <kazu@cs.umass.edu> + + * tree-vect-analyze.c (vect_mark_relevant): Take + VEC(tree,heap) instead of varray_type as an argument. + (vect_mark_stmts_to_be_vectorized): Change the type of + worklist to VEC(tree,heap). Adjust uses of worklist. + +2005-04-24 Devang Patel <dpatel@apple.com> + + * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New. + +2005-04-24 Ian Lance Taylor <ian@airs.com> + + * c-semantics.c (build_stmt): Remove test of specific tree codes + for TREE_SIDE_EFFECTS handling. + +2005-04-24 Per Bothner <per@bothner.com> + + * c-opts.c (finish_options): Make the line-number of the <built-in> + location 0, as assumed elsewhere, rather than 1. + +2005-04-24 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-uncprop.c (equiv_stack): Change the type o + VEC(tree,heap). + (tree_ssa_uncprop, uncprop_finalize_block, + uncprop_initialize_block): Update uses of equiv_stack. + +2005-04-24 Richard Henderson <rth@redhat.com> + + PR rtl-opt/21163 + * simplify-rtx.c (simplify_binary_operation) <IOR>: Check + for SCALAR_INT_MODE_P instead of not MODE_CC before returning + constm1_rtx. + <AND, LSHIFTRT, UMIN>: Use CONST0_RTX. + <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX. + <DIV, MOD>: Likewise. + +2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * collect2.c (main): Unlock the stdio streams. + * gcc.c (main): Likewise. + * gcov-dump.c (main): Likewise. + * gcov.c (main): Likewise. + * gen-protos.c (main): Likewise. + * gensupport.c (init_md_reader_args_cb): Likewise. + * protoize.c (main): Likewise. + * toplev.c (general_init): Likewise. + +2005-04-24 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/20991 + * cgraph.h (cgraph_local_info): Add vtable_method field. + * varasm.c (mark_decl_referenced): If cgraph_global_info_ready + and node is vtable_method, finalized and not reachable, don't do + anything. + +2005-04-24 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use + COMPARISON_CLASS_P. + * tree-ssa-pre.c (create_value_expr_from): Use + CONSTANT_CLASS_P and REFERENCE_CLASS_P. + * tree-ssa-propagate.c (stmt_makes_single_load, + stmt_makes_single_store): Use REFERENCE_CLASS_P. + * tree-vect-transform.c (vect_is_simple_cond): Use + COMPARISON_CLASS_P. + * tree-vrp.c (extract_range_from_assert, + build_assert_expr_for, fp_predicate, has_assert_expr): Use + COMPARISON_CLASS_P. + + * tree-ssa-live.c (build_tree_conflict_graph): Change the type + of tpa_to_clear to VEC(int,heap). Update uses of + tpa_to_clear. Free tpa_to_clear at the end. + +2005-04-24 Andrew Pinski <pinskia@physics.uc.edu> + + * tree.h (TREE_THIS_VOLATILE): Document the effect on a + function decl. + +2005-04-24 Nathan Sidwell <nathan@codesourcery.com> + + * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert + and gcc_unreachable as appropriate. + (num_insns_constant, output_vec_const_move, + build_mask64_2_operands, rs6000_output_dwarf_dtprel, + rs6000_emit_set_const, rs6000_emit_move, + spe_build_register_parallel, function_arg, + rs6000_move_block_from_reg, altivec_expand_predicate_builtin, + spe_expand_predicate_builtin, spe_expand_evsel_builtin, + rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins, + rs6000_common_init_builtins, expand_block_clear, + expand_block_move, validate_condition_mode, ccr_bit, extract_MB, + extract_ME, rs6000_get_some_local_dynamic_name, + rs6000_output_function_entry, print_operand, + print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND, + output_cbranch, output_e500_flip_gt_bit, + rs6000_emit_vector_compare, rs6000_emit_vector_compare, + rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move, + compute_save_world_info, rs6000_stack_info, + rs6000_emit_load_toc_table, rs6000_frame_related, + spe_synthesize_frame_save, rs6000_emit_epilogue, + rs6000_output_function_epilogue, rs6000_hash_constant, output_toc, + output_function_profiler, rs6000_trampoline_size, + rs6000_initialize_trampoline, find_addr_reg, + rs6000_machopic_legitimize_pic_address, + rs6000_initial_elimination_offset, + rs6000_dbx_register_number): Likewise. + * config/rs6000/rs6000.md (*fix_truncdfsi2_internal, + *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal, + *movti_power, *movti_string, call, call_value, sibcall, + sibcall_value): Likewise. + * config/rs6000/spe.md (*movdf_e500_double, + *movv2si_internal): Likewise. + * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort' + from comment. + +2005-04-24 Richard Henderson <rth@redhat.com> + + PR target/21101 + * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ... + * config/i386/i386.c (ix86_cannot_change_mode_class): ... here. + Deny modes smaller than 4 bytes. + * config/i386/i386-protos.h: Update. + +2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*. + Switch h8300-*-rtems* to ELF. + +2005-04-24 Kazu Hirata <kazu@cs.umass.edu> + + * vec.h (VEC_safe_grow): Replace grow with safe_grow. + +2005-04-23 Kazu Hirata <kazu@cs.umass.edu> + + * ipa-inline.c, tree-ssa-operands.h: Fix comment typos. + +2005-04-23 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/21082 + * fold-const.c: Fold &a[i]-&a[j] to i-j. + +2005-04-23 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple + definitions of ssa names in condition. Split recusive part to ... + (tree_simplify_using_condition_1): New function. + (expand_simple_operations): New function. + +2005-04-23 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field. + (find_interesting_uses_cond): Do not use integer_zerop and + integer_nonzerop to check for integer constants. + (set_use_iv_cost): Record the value field. + (determine_use_iv_cost_generic, determine_use_iv_cost_address, + determine_use_iv_cost_outer): Set the value field of the cost pair. + (may_eliminate_iv): Do not return the comparison code. + (iv_elimination_compare): New function. + (determine_use_iv_cost_condition): Set the value field. Record + noneliminable invariants correctly. + (rewrite_use_compare, rewrite_use_outer): Use the value field. + +2005-04-23 DJ Delorie <dj@redhat.com> + + * diagnostic.c (warning): Accept parameter to classify warning option. + (warning0): New, for when a pointer to an error() like function is needed. + * errors.c (warning): Likewise. + * errors.h (warning, warning0): Adjust prototypes. + * toplev.h (warning, warning0): Likewise. + + * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c, + c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c, + c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c, + fold-const.c, fortran/trans-decl.c, function.c, gcse.c, + genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c, + reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c, + tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c, + tree-ssa.c, tree.c, varasm.c: Adjust warning() callers. + + * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c, + config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c, + config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c, + config/darwin.c, config/darwin.h, config/h8300/h8300.c, + config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c, + config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c, + config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c, + config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c, + config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h, + config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h, + config/rs6000/aix52.h, config/rs6000/darwin.h, + config/rs6000/rs6000-c.c, config/rs6000/rs6000.c, + config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, + config/sh/symbian.c, config/sol2-c.c, config/sol2.c, + config/stormy16/stormy16.c, config/v850/v850-c.c, + config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning() + callers. + +2005-04-23 Richard Henderson <rth@redhat.com> + + PR rtl-opt/21102 + * simplify-rtx.c (simplify_binary_operation): Fix mode check before + performing some integral scalar simplifications. + +2005-04-23 Richard Henderson <rth@redhat.com> + + PR target/21099 + * config/i386/i386.c (ix86_split_to_parts): Use proper mode when + simplifying CONST_VECTOR. + +2005-04-23 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-live.c (live_worklist): Take a stack allocated on + heap as an argument. Update uses of stack. + (calculate_live_on_entry): Allocate stack on heap. + + * tree-ssa-live.c (build_tree_conflict_graph): Allocate + partition_link and tpa_nodes on heap. + + * tree-ssa-dce.c (worklist): Change to VEC(tree,heap). + (mark_stmt_necessary, propagate_necessity, + mark_really_necessary_kill_operand_phis): Update uses of + worklist. + (tree_dce_init): Allocate worklist using VEC_alloc. + (tree_dce_done): Free worklist using VEC_free. + +2005-04-23 Mike Stump <mrs@apple.com> + + * config/darwin.c (machopic_indirection_name): Don't use + quotes needlessly. + (darwin_emit_unwind_label): Use user_label_prefix instead of + "_". + +2005-04-23 Kazu Hirata <kazu@cs.umass.edu> + + * final.c, ipa-inline.c, varasm.c: Fix comment typos. + +2005-04-23 Hans-Peter Nilsson <hp@axis.com> + + * config.gcc <cris-*>: Specify .opt files. + * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt, + config/cris/linux.opt: New files. + * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES) + (CRIS_SUBTARGET_LONG_OPTIONS): Don't define. + (TARGET_ELF): Override to 0. + (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and + -melinux-stacksize=N. + * config/cris/cris.c: (cris_handle_option): New function. + (TARGET_DEFAULT_TARGET_FLAGS): Override. + (TARGET_HANDLE_OPTION): Override to cris_handle_option. + (cris_override_options): Use MASK_*, not TARGET_MASK_*. + * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO, + (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG) + (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES) + (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL) + (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN) + (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN) + (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN) + (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE) + (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD) + (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF) + (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX) + (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT) + (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES) + (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS) + (CRIS_SUBTARGET_LONG_OPTIONS): Don't define. + (TARGET_LINUX): Define 0. + (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*. + (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF. + (CRIS_SUBTARGET_DEFAULT): New empty default macro. + * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define. + (TARGET_LINUX): Override to 1. + (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*. + +2005-04-23 Nathan Sidwell <nathan@codesourcery.com> + + * haifa-sched.c (schedule_block): Fix thinko in previous + assertification patch. + +2005-04-23 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to + $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*. + (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add + pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to + $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*. + (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add + pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt + for hpux11.[1-9]*. + * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch) + (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags) + (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS) + (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY) + (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING) + (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS) + (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE) + (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS) + (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH) + (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD) + (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20) + (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS) + (SUBTARGET_OPTIONS): Delete. + (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20. + (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000) + instead of a string. + * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string) + (pa_cpu_string, pa_unix_string): Delete. + (pa_cpu): Initialize to TARGET_SCHED_DEFAULT. + (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and + TARGET_HPUX_10_10. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (pa_handle_option): New function. + (override_options): Remove handling of -march=, -mfixed-range=, + -mschedule= and -munix=. + * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete. + * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete. + * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete. + * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete. + * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete. + * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete. + * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before + redefining. + * config/pa/pa.opt: New file. + * config/pa/pa-hpux.opt: New file. + * config/pa/pa-hpux1010.opt: New file. + * config/pa/pa-hpux1111.opt: New file. + * config/pa/pa64-hpux.opt: New file. + +2005-04-22 David S. Miller <davem@davemloft.net> + + * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an + integer when it's mode is VOIDmode not DImode. + +2005-04-22 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.md (sync_add<mode>_internal, + sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal, + sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal, + sync_boolc<mode>_internal, sync_boolc<mode>_internal2, + sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use + "bne- $-xxx" rather than local labels. + (sync_lock_release<mode>): Add second operand. + (lwsync): Use .long rather than a more meaningful opcode. + * doc/md.texi (Standard Names): Add description of second + parameter to sync_lock_test_and_set. + +2005-04-23 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21088 + * fold-const.c (fold_unary, fold_binary, fold_ternary): + Export. + * tree-vrp.c (compare_values): Use fold_binary to compare + pointers. Use boolean_type_node as the type of a comparison + expression being folded. + * tree.h: Add prototypes for fold_unary, fold_binary, + fold_ternary. + + * tree-ssa-dom.c: Fix formatting. + +2005-04-22 Diego Novillo <dnovillo@redhat.com> + + * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H. + * lambda-code.c (perfect_nestify): Mark virtual operands in + the moved statement for renaming. + * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define. + (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define. + * params.h (MIN_VIRTUAL_MAPPINGS): Define. + (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define. + * tree-flow.h (struct var_ann_d): Update comments. + (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names, + allocate_ssa_names, find_phi_node_for, dump_tree_ssa, + debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats, + debug_tree_ssa_stats, rewrite_ssa_into_ssa, + dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by, + debug_names_replaced_by): Remove declarations. + (delete_update_ssa, get_current_def, set_current_def): Declare. + (rewrite_into_loop_closed_ssa): Add new argument. Update + all callers. + * tree-into-ssa.c: Include params.h. + (old_virtual_ssa_names): Remove. Update all users. + (need_to_replace_names_p): Remove. Update all users. + (struct update_ssa_stats_d): Declare. + (update_ssa_stats): New local. + (dump_tree_ssa, debug_tree_ssa, debug_def_blocks, + dump_tree_ssa_stats, debug_tree_ssa_stats, + dump_update_ssa, debug_update_ssa, + dump_names_replaced_by, debug_names_replaced_by): Declare. + (get_current_def, set current_def): Make extern. + (is_old_name, is_new_name): Protect against references + past the end of the sets. + (add_new_name_mapping): Assert that OLD and NEW are + different SSA names for the same symbol. + When adding a virtual mapping, update stats for virtual + mapping heuristic. + (insert_phi_nodes_for): If UPDATE_P is true, create the + LHS of the new PHI by duplicating SSA name VAR. + (insert_phi_nodes_1): Remove. Update all users. + (insert_phi_nodes): Remove second argument. Update all + users. + (maybe_replace_use, maybe_replace_def): New. + (rewrite_update_stmt): Call them. + (mark_def_interesting): Remove calls to is_gimple_reg. + (prepare_phi_args_for_update): Remove. Update all users. + (prepare_block_for_update): Only process virtual operands + and GIMPLE registers in normal form. + (prepare_use_sites_for): New. + (prepare_names_to_update): Rename from prepare_def_sites. + Call prepare_use_sites_for. + (dump_update_ssa): Rename from dump_repl_tbl. + Update all users. + Show statistics for virtual mapping heuristic. + (debug_update_ssa): Rename from debug_debug_repl_tbl. + (init_update_ssa): Initialize UPDATE_SSA_STATS. + (delete_update_ssa): Make extern. + (mark_set_for_renaming): If the set is empty, do nothing. + (release_ssa_name_after_update_ssa): Update comment. + (insert_updated_phi_nodes_for): Do not remove existing + PHI nodes for symbols. + (switch_virtuals_to_full_rewrite_p): New. + (switch_virtuals_to_full_rewrite): New. + (update_ssa): Call them. + Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT + for every statement before updating. + If all the names in NEW_SSA_NAMES have been marked for + removal, do nothing. + Only start at the top of the CFG if there are symbols in + SYMS_TO_RENAME. + (ssa_rewrite_finalize_block): Remove. + (ssa_register_new_def): Remove. + (ssa_rewrite_stmt): Remove. + (ssa_rewrite_phi_arguments): Remove. + (ssa_rewrite_initialize_block): Remove. + (ssa_mark_def_sites): Remove. + (ssa_mark_def_sites_initialize_block): Remove. + (ssa_mark_phi_uses): Remove. + (rewrite_ssa_into_ssa): Remove. + * tree-phinodes.c (find_phi_node_for): Remove. + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): + Call update_ssa. + * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): + Remove calls to verify_dominators and + verify_loop_structure. + (tree_unswitch_single_loop): Call update_ssa. + * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p + returns false. + Call verify_stmts. + (delete_tree_ssa): Assert that need_ssa_update_p returns + false. + * tree-vect-transform.c (vect_transform_loop): Call update_ssa. + * tree-vectorizer.c (allocate_new_names, rename_def_op, + free_new_names): Remove. Update all users. + (rename_use_op): Call get_current_def. + (rename_variables_in_bb): Do not handle any real or + virtual definition. + (slpeel_update_phis_for_duplicate_loop): Call + get_current_def and set_current_def instead of using + SSA_NAME_AUX. + (slpeel_update_phi_nodes_for_guard2): Reformat comments. + (slpeel_can_duplicate_loop_p): Call need_ssa_update_p, + ssa_names_to_replace and delete_update_ssa. + * doc/invoke.texi: Document --param min-virtual-mappings + and --param virtual-mappings-ratio. + +2005-04-22 Diego Novillo <dnovillo@redhat.com> + + * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for + for newly created PHI nodes. + Call create_new_def_for for every new V_MAY_DEF and + V_MUST_DEF on the copied statement. + (struct ssa_name_map_entry): Remove. + (ssa_name_map_entry_hash): Remove. + (ssa_name_map_entry_eq): Remove. + (allocate_ssa_names): Remove. + (rewrite_to_new_ssa_names_def): Remove. + (rewrite_to_new_ssa_names_use): Remove. + (rewrite_to_new_ssa_names_bb): Remove. + (rewrite_to_new_ssa_names): Remove. + (tree_duplicate_sese_region): Remove variables ver, + definitions, phi, ssa_name_map and bi. + Call need_ssa_update_p instead of any_marked_for_rewrite_p. + Call update_ssa. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call + update_ssa instead of rewrite_ssa_into_ssa. + * tree-ssa-loop-manip.c (add_exit_phis_edge): Call + create_new_def_for. + (find_uses_to_rename_use): Add argument 'need_phis'. + (find_uses_to_rename_stmt): Do not scan virtual operands. + (find_uses_to_rename): Only scan PHI nodes for + non-virtual names. + (rewrite_into_loop_closed_ssa): Call update_ssa. + (check_loop_closed_ssa_use): Ignore virtual operands. + (check_loop_closed_ssa_stmt): Likewise. + (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is + NULL. + (rename_variables, set_phi_def_stmts): Remove. + (tree_duplicate_loop_to_header_edge): Reformat comment. + Remove variables BB, I and DEFINITIONS. + Call need_ssa_update_p. + Call update_ssa. + (lv_adjust_loop_header_phi): Reformat comment. + * tree-ssanames.c (ssa_names_to_rewrite): Remove. + (marked_for_rewrite_p, any_marked_for_rewrite_p, + mark_for_rewrite, unmark_all_for_rewrite, + marked_ssa_names): Remove. Update all users. + (release_ssa_name): If VAR has been registered for SSA + updating, do nothing. + * tree-vrp.c (new_ssa_names, old_ssa_names): Remove. + (build_assert_expr_for): Call register_new_name_mapping. + (insert_range_assertions): Update call to update_ssa. + * tree.h (mark_for_rewrite, unmark_all_for_rewrite, + marked_for_rewrite_p, any_marked_for_rewrite_p, + marked_ssa_names): Remove. + +2005-04-22 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed. + (restore_currdefs_to_original_value): Likewise. + (register_definitions_for_stmt): Likewise. + (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF + for each variable. Do not allocate/free block_defs_stack either. + Do not iterate if we just thread jumps. Only iterate if the + tree_cleanup_cfg does useful work (temporary). + (dom_opt_initialize_block): No longer push a marker on + BLOCK_DEFS_STACK. + (dom_opt_finalize_block): Removal call to restore currdefs. + Relax restrictions for recording edge equivalences. + (record_equivalences_from_phis): No longer need to track + CURRENT_DEF. + (optimize_stmt): Similarly. + (thread_across_edge): Simplify by removing the requirement that + statements in the block we are threading through must be nops. + (initialize_hash_element): Handle GOTO_EXPR. + +2005-04-22 David S. Miller <davem@davemloft.net> + + * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and + CONST_DOUBLE_HIGH. + * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and + fix check on CONST_DOUBLE mode. It should be VOIDmode + when it is representing an integer. + +2005-04-22 Nathan Sidwell <nathan@codesourcery.com> + + * builtins.c (gimplify_va_arg_expr): Reword comments to avoid + 'abort'. Use gcc_assert and gcc_unreachable as appropriate. + * c-format.c (get_constant, decode_format_attr, get_flag_spec, + find_char_info_specifier_index, + find_length_info_modifier_index): Likewise. + * c-typeck.c (composite_type, pop_init_level): Likewise. + * combine.c (cant_combine_insn_p, try_combine): Likewise. + * cse.c (cse_insn): Likewise + * dominance.c (calc_dfs_tree): Likewise + dwarf2out.c (loc_descriptor_from_tree_1, + add_abstract_origin_attribute, force_decl_die, + force_type_die): Likewise + emit-rtl.c (operand_subword_force): Likewise + explow.c (hard_function_value): Likewise + expmed.c (store_bit_field, expand_divmod, + emit_store_flag_force): Likewise + expr.c (emit_move_multi_word, store_expr, + expand_expr_real_1): Likewise + final.c (this_is_asm_operands, shorten_branches, final_scan_insn, + output_operand): Likewise + flow.c (recompute_reg_usage): Likewise + * function.c (assign_stack_temp_for_type, assign_temp, + handle_epilogue_set): Likewise + * genextract.c (main): Likewise + * gimplify.c (mostly_copy_tree_r, gimplify_return_expr, + gimplify_modify_expr_rhs, gimplify_expr): Likewise + * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element, + ready_remove, rm_line_notes, rm_other_notes, + schedule_block): Likewise + mips-tfile.c (copy_object, out_of_bounds): Likewise + +2005-04-22 David Edelsohn <edelsohn@gnu.org> + + PR target/20813 + * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT. + * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to + rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64. + (rs6000_init_libfuncs): Set TFmode optabs to xlq names if + TARGET_XL_COMPAT. + * doc/invoke.texi (PowerPC options): Change rs64a to rs64. + +2005-04-22 Nathan Sidwell <nathan@codesourcery.com> + + * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap). + (gcc_tree_to_linear_expression): Convert to heap allocated + vectors. + (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest, + lbv_to_gcc_expression, lle_to_gcc_expression, + lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, + perfect_nestify): Likewise. + lambda.h (gcc_loopnest_to_lambda_loopnest, + lambda_loopnest_to_gcc_loopnest): Likewise. + tree-loop-linear.c (linear_transform_loops): Likewise. + +2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/predicates.md (arith_double_operand): Use + trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64. + * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode. + (DImode, DFmode constant splitters): Likewise. Remove code for + TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64. + (logical constant splitters): Use const_int_operand predicate. + (lshrsi3_extend): Remove code for TARGET_ARCH64 && + HOST_BITS_PER_WIDE_INT < 64. + +2005-04-22 Nathan Sidwell <nathan@codesourcery.com> + + * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and + gcc_unreachable as appropriate. + (force_mode, emit_move_sequence, singlemove_string, + output_move_double, output_fp_move_double, find_addr_reg, + output_block_move, output_block_clear, output_and, + output_64bit_and, output_ior, output_64bit_ior, store_reg_modify, + pa_adjust_cost, pa_issue_rate, print_operand, + output_global_address, output_arg_descriptor, output_cbranch, + output_lbranch, output_bb, output_bvb, output_dbra, output_movb, + output_call): Likewise. + * config/pa/pa.md (call, call_value, sibcall, sibcall_value, + prefetch, prefetch_cc, prefetch_nocc): Likewise. + +2005-04-22 Zdenek Dvorak <dvorakz@suse.cz> + + * Makefile.in (LIBGCOV): Add _gcov_interval_profiler, + _gcov_pow2_profiler and _gcov_one_value_profiler. + (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency. + (GTFILES): Add $(srcdir)/tree-profile.c. + * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler, + __gcov_one_value_profiler): Declare. + * gimplify.c (force_gimple_operand): Check whether the statements + should be produced in ssa form. + (force_gimple_operand_bsi): New function. + * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler, + __gcov_one_value_profiler): New functions. + * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether + the profiled value is a power of two or not. + * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks. + * tree-flow.h (in_ssa_p): Declare. + (force_gimple_operand_bsi): Declare. + * tree-into-ssa.c (in_ssa_p): New variable. + (rewrite_into_ssa): Set in_ssa_p. + * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p. + * tree-profile.c: Include ggc.h and gt-tree-profile.h. + (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn, + tree_one_value_profiler_fn): New variables. + (tree_init_edge_profiler): Initialize the profiler function decls. + (tree_gen_edge_profiler): Use global gcov_type_node. + (prepare_instrumented_value): New function. + (tree_gen_interval_profiler, tree_gen_interval_profiler, + tree_gen_one_value_profiler): Call the library functions instead of + creating instrumentation code. + * tree.c (build_fn_decl): New function. + * tree.h (build_fn_decl): Declare. + * value-prof.c (rtl_divmod_values_to_profile, + rtl_find_values_to_profile, rtl_mod_pow2_value_transform, + tree_mod_pow2_value_transform, tree_find_values_to_profile): + Do not handle may_be_other and precise values of exponents at pow2 + profiler. + (tree_mod_subtract_transform): Reflect that value field of + histogram has changed meaning. + (tree_divmod_values_to_profile): Record the values correctly. + (tree_values_to_profile): Update comment. + * value-prof.h (struct histogram_value_t): Remove pow2 data. + +2005-04-22 Joseph S. Myers <joseph@codesourcery.com> + + * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN + (decl). + +2005-04-22 Nathan Sidwell <nathan@codesourcery.com> + + * config/i386/i386.md (length_immediate): Use gcc_assert or + gcc_unreachable, as appropriate. + (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf, + *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387, + *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64, + *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64, + *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3, + *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1, + *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1, + *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1, + *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1, + *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext, + *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, + *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp, + pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64, + pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse, + *prefetch_sse_rex): Likewise. + * config/i386/predicates.md (x86_64_immediate_operand, + x86_64_zext_immediate_operand, symbolic_operand, + no_seg_address_operand, aligned_operand, + memory_displacement_operand): Likewise. + * config/i386/sse.md (*mov<mode>_internal, + *movv2df_internal): Likewise. + +2005-04-22 Jan Hubicka <jh@suse.cz> + + * Makefile.in (ipa.o, ipa-inline.o): New files. + * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder, + cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes, + cgraph_mark_inline_edge, cgraph_default_inline_p): Declare. + * cgraphunit.c (cgraph_default_inline_p, + cgraph_decide_inlining_incrementally, ncalls_inlined, + nfunctions_inlined, initial_insns, overall_insns, + cgraph_estimate_size_after_inlining, cgraph_estimate_growth, + cgraph_clone_inlined_nodes, cgraph_mark_inline_edge, + cgraph_mark_inline, cgraph_check_inline_limits, + cgraph_default_inline_p, cgraph_recursive_inlining_p, + update_callee_keys, lookup_recursive_calls, + cgraph_decide_recursive_inlining, cgraph_set_inline_failed, + cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining, + cgraph_decide_inlining_incrementally, cgraph_gate_inlining, + pass_ipa_inline): Move to ipa-inline.c + (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c + * ipa.c: New file. + * ipa-inline.c: New file. + +2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/invoke.texi (SPARC options): Document that -mapp-regs + is turned off by default on Solaris. + +2005-04-21 Roger Sayle <roger@eyesopen.com> + + * c-common.h (objc_build_method_signature): Update prototype. + * stub-objc.c (objc_build_method_signature): Update the stub + implementation to accept and ignore additional parameter. + * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass + the value of ellipsis to objc_build_method_signature instead + of setting TREE_OVERFLOW on the parms TREE_LIST node. + +2005-04-21 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New. + * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use + gen_rtx_* not gen_rtx_fmt_*. + (rs6000_emit_vector_select): Likewise. + (rs6000_emit_sync): New. + * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros. + (larx, stcx, cmp): New mode substitutions. + (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, + UNSPEC_ISYNC): New constants. + (rlwinm): Give name. + (memory_barrier, isync, lwsync): New insns. + (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn. + (sync_lock_release<mode>): New expander. + (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>, + sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>, + sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>, + sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>, + sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>, + sync_new_xor<mode>, sync_new_nand<mode>): New expanders. + (sync_add<mode>_internal, sync_addshort_internal, + sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal, + sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal, + sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns. + + * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0 + is the memory before, not after, the operation. Clarify + barrier requirements. + +2005-04-21 Nathan Sidwell <nathan@codesourcery.com> + + * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'. + * lambda.h (lambda_vector_min_nz): Likewise. + * langhooks.h (struct lang_hooks_for_types, + struct lang_hooks): Likewise. + * output.h (assemble_integer, this_is_asm_operands): Likewise. + * tree.h: Likewise. + * vec.h: Likewise. + * tree-flow-inline.h (relink_imm_use): Use gcc_assert. + + * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword + comments to avoid 'abort'. Use gcc_assert as necessary. + * opts.c (common_handle_option): Likewise. + * pretty-print.c (pp_base_format_text): Likewise. + * print-rtl.c (print_rtx): Likewise. + * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise. + * regmove.c (try_auto_increment): Likewise. + * reload.c (find_valid_class, find_reloads_toplev, + find_equiv_reg): Likewise. + * reload1.c (reload, forget_old_reloads_1, function_invariant_p, + merge_assigned_reloads): Likewise. + * tree-inline.c (inline_forbidden_p_1, + estimate_num_insns_1): Likewise. + * tree-optimize.c (execute_todo): Likewise. + * tree-outof-ssa.c (eliminate_phi): Likewise. + * tree-ssa-alias.c (add_pointed_to_expr): Likewise. + * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise. + * tree-ssa-operands.c (parse_ssa_operands, + get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise. + * tree-ssa-pre.c (find_or_generate_expression): Likewise. + * tree-ssanames.c (release_ssa_name): Likewise. + * tree.c (int_bit_position, int_byte_position, tree_low_cst, + walk_tree): Likewise. + + * tree-ssa-operands.c (verify_abort): Fold into .. + (verify_imm_links): ... here. + +2005-04-21 Richard Henderson <rth@redhat.com> + + * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints + on non-memory operand for previous inversion. + +2005-04-21 Devang Patel <dpatel@apple.com> + + PR optimization/20994 + * tree-if-conv.c (find_phi_replacement_condition): Avoid generating + x = !(a == b) : p , q;. + (pass_if_conversion): Verify stmts and flow. + +2005-04-21 Nathan Sidwell <nathan@codesourcery.com> + + * optabs.c (gen_conditional_trap): Restore #define. + + * alias.c (true_dependence): Remove 'abort' from comments. Use + gcc_assert and gcc_unreachable as appropriate. + (canon_true_dependence): Likewise. + * bb-reorder.c (connect_traces): Likewise. + * c-common.c (c_add_case_label): Likewise. + * c-decl.c (finish_function): Likewise. + * caller-save.c (insert_restore, insert_save): Likewise. + * cfg.c (update_bb_profile_for_threading): Likewise. + * cfganal.c (flow_active_insn_p): Likewise. + * cfgexpand.c (add_reg_br_prob_note): Likewise. + * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge, + cfg_layout_merge_blocks): Likewise. + * ifcvt.c (cond_exec_process_insns, merge_if_block, + find_if_block): Likewise. + * integrate.c (allocate_initial_values): Likewise. + * jump.c (reverse_condition, reverse_condition_maybe_unordered, + swap_condition, unsigned_condition, signed_condition, + mark_jump_label, invert_jump_1, rtx_renumbered_equal_p, + reg_or_subregno): Likewise. + * lambda-code.c (lambda_compute_auxillary_space, + lambda_transform_legal_p): Likewise. + * lambda-mat.c (lambda_matrix_inverse_hard): Likewise. + * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to, + lhd_incomplete_type_error, lhd_expand_expr, + lhd_types_compatible_p, lhd_tree_size): Likewise. + * lcm.c (create_pre_exit, optimize_mode_switching): Likewise. + * local-alloc.c (update_equiv_regs): Likewise. + * loop-unroll.c (peel_loop_completely + unroll_loop_constant_iterations, unroll_loop_runtime_iterations, + peel_loop_simple, unroll_loop_stupid, + analyze_iv_to_split_insn): Likewise. + * loop.c (gen_prefetch, find_and_verify_loops, + basic_induction_var): Likewise. + * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise. + * value-prof.c (tree_find_values_to_profile): Likewise. + * varasm.c (named_section, default_assemble_integer, + decode_addr_const): Likewise. + +2005-04-21 Alan Modra <amodra@bigpond.net.au> + Fariborz Jahanian <fjahanian@apple.com> + + * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of + portion of argument passed in fpr. + * expr.c (emit_push_insn): Fix computation of 'offset' used to + decide on partial argument save on stack. + +2005-04-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/sparc/predicates.md, config/sparc/sparc.md: Fix + comment typos. + +2005-04-21 Jan Hubicka <jh@suse.cz> + + * cgraphunit.c: Include tree-pass.h + (cgraph_decide_recursive_inlining, + cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed, + cgraph_decide_inlining): Dump goes to dump_file. + (cgraph_optimize): Call ipa passes instead of inliner. + (cgraph_gate_inlining, pass_ipa_inline): New. + * tree-optimize.c (all_ipa_passes): New static variable. + (register_one_dump_file): Dead with IPA passes. + (register_dump_files): Likewise. + (init_tree_optimization_passes): Initialize IPA passes. + (execute_todo): Do cgraph dump when asked to, do not dump function body + for IPA pass. + * tree-pass.h (TODO_dump_cgraph): New macro. + (ipa_passes): Declare. + * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h + +2005-04-21 Nathan Sidwell <nathan@codesourcery.com> + + * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and + gcc_assert instead of abort. + (classify_argument, examine_argument, construct_container, + contains_128bit_aligned_vector_p, ix86_check_movabs, + standard_80387_constant_opcode, standard_80387_constant_rtx, + ix86_initial_elimination_offset, ix86_compute_frame_layout, + pro_epilogue_adjust_stack, ix86_expand_epilogue, + ix86_address_cost, legitimate_address_p, legitimize_pic_address, + legitimize_tls_address, output_pic_addr_const, + i386_output_dwarf_dtprel, put_condition_code, print_reg, + get_some_local_dynamic_name, print_operand, print_operand_address, + output_387_binary_op, emit_i387_cw_initialization, + output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt, + ix86_expand_clear, ix86_expand_binary_operator, + ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode, + ix86_cc_modes_compatible, ix86_fp_comparison_codes, + ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare, + ix86_expand_branch, ix86_expand_setcc, + ix86_expand_carry_flag_compare, ix86_expand_fp_movcc, + ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move, + ix86_expand_movmem, ix86_expand_call, assign_386_stack_local, + memory_address_length, ix86_attr_length_immediate_default, + ix86_attr_length_address_default, ix86_agi_dependant, + x86_initialize_trampoline, ix86_init_mmx_sse_builtins, + ix86_expand_binop_builtin, ix86_force_to_memory, + ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts, + x86_emit_floatuns): Likewise. + * config/i386/netware.c (gen_regparm_prefix, + i386_nlm_strip_name_encoding): Likewise. + * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise. + +2005-04-21 Nathan Sidwell <nathan@codesourcery.com> + + * optabs.c (gen_condiational_trap): Remove #define. + (add_equal_note): Assertify. Remove explicit indirection from + call via function pointer. + (expand_ternary_op, expand_simple_binop, expand_binop, + expand_twoval_unop, expand_twoval_binop, + expand_twoval_binop_libfunc, expand_simple_unop expand_unop, + emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn, + prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns, + prepare_float_lib_cmp, emit_conditional_move, + emit_conditional_add, gen_add2_insn, gen_add3_insn, + have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn, + expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap, + vector_compare_rtx, expand_vec_cond_expr): Likewise. + +2005-04-21 Nathan Sidwell <nathan@codesourcery.com> + + * vec.h: Update API to separate allocation mechanism from type. + (VEC_safe_grow): New. + * vec.c (calculate_allocation): New. + (vec_gc_o_reserve, vec_heap_o_reserve): Adjust. + (vec_gc_free, vec_heap_free): Remove. + * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust. + (VEC): Likewise. + (mangle_macro_name): New. + (struct macro_def): New. + (struct macro): Add multiple argument values. + (macro_expans_end): New. + (push_macro_expansion): Chain on new macro. Process multiple + args, create follow on expansion. Return follow on argument. + (macro_input): Deal with multiple arguments. + + * tree.h: Define VEC(tree,heap) and VEC(tree,gc). + (struct tree_binfo): Adjust. + * basic-block.h: Define VEC(edge,gc). + (struct edge_def): Adjust. + (struct basic_block_def, struct edge_iterator): Likewise. + (ei_container, ei_start_1, ei_last_1): Likewise. + * cfg.c (connect_src, connect_dest): Likewise. + * cfgrtl.c (force_nonfallthru_and_redirect) + * dbxout.c (dbxout_type) + * dwarf2out.c (gen_member_die) + * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc). + (gcc_tree_to_linear_expression): Adjust. + (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest, + lbv_to_gcc_expression, lle_to_gcc_expression, + lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, + perfect_nestify): Likewise. + * lambda.h (gcc_loopnest_to_lambda_loopnest, + lambda_loopnest_to_gcc_loopnest): Adjust prototypes. + * profile.c (instrument_values): Adjust. + * tree-cfg.c (modified_noreturn_calls): Adjust. + (remove_fallthru_edge): Likewise. + * tree-dump.c (dequeue_and_dump): Adjust. + * tree-flow-inline.h (mark_stmt_modified): Adjust. + * tree-flow.h (modified_noreturn_calls): Adjust. + (tree_on_heap): Remove. (yay!) + (register_new_def): Adjust. + * tree-into-ssa.c: Define VEC(int,heap). + (block_defs_stack): Adjust. + (find_idf, insert_phi_nodes, register_new_def, + rewrite_initialize_block, rewrite_finalize_block, + register_new_update_single, rewrite_update_init_block, + rewrite_update_fini_block, rewrite_blocks, + ssa_rewrite_finalize_block, ssa_register_new_def, + ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise. + * tree-loop-linear.c (linear_transform_loops): Adjust. + * tree-ssa-alias.c: Define VEC(fieldoff_t,heap). + (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust. + * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack, + stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack, + vrp_variables_stack): Adjust declarations. + (tree_ssa_dominator_optimize): Adjust. + (dom_opt_initialize_block, remove_local_expressions_from_table, + restore_nonzero_vars_to_original_value, + restore_vars_to_original_value, + restore_currdefs_to_original_value, dom_opt_finalize_block, + record_var_is_nonzero, record_cond, record_const_or_copy_1, + optimize_stmt, update_rhs_and_lookup_avail_expr, + lookup_avail_expr, record_range): Likewise. + * tree-ssa-pre.c: Define VEC(basic_block,heap). + (compute_antic_aux): Adjust. + (inserted_exprs, create_expression_by_pieces, + insert_into_preds_of_block, eliminate, mark_operand_necessary, + remove_dead_inserted_code, fini_pre): Likewise. + * tree-ssa-propagate.c (interesting_ssa_edges): Adjust. + (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. + ssa_prop_init): Likewise. + * tree-ssa.c: Define VEC(bitmap,heap). + (verify_name_tags): Adjust. + * value-prof.c (rtl_divmod_values_to_profile): Adjust. + (insn_prefetch_values_to_profile, rtl_find_values_to_profile, + tree_divmod_values_to_profile, tree_find_values_to_profile, + value_profile_transformations): Likewise. + * value-prof.h: Define VEC(histogram_value,heap). + * varasm.c: Remove alias_pair pointer typedef, define + VEC(alias_pair,gc). + (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust. + + * config/pa/pa.c (typedef extern_symbol): Typedef the structure, + not a pointer to it. Create an object vector. + (extern_symbols): Turn into an object vector. + (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust. + +2005-04-21 Sebastian Pop <pop@cri.ensmp.fr> + + PR/20742 + * Makefile.in (tree-chrec.o): Depend on params.h. + * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with + default value 20. + * tree-chrec.c: Depend on params.h. Replace build with buildN, + and fold build with fold_buildN. + (chrec_fold_plus_1): Fail with a chrec_don_know when the size of + the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE. + (tree_contains_chrecs): Compute an estimation of the size of the + given expression. + * tree-chrec.h (tree_contains_chrecs): Modify its declaration. + (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs. + * tree-scalar-evolution.c (simple_iv): Ditto. + * doc/invoke.texi (scev-max-expr-size): Documented. + +2005-04-21 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options. + (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt. + (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt. + (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt. + (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*) + (i[34567]86-*-uwin*): Likewise i386/cygming.opt. + * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue) + (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete. + * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue) + (darwin_fix_and_continue_switch): Delete. + * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete. + (SUBTARGET_SWITCHES): Delete. + * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD) + (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS) + (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER) + (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS) + (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX) + (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A) + (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT) + (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387) + (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS) + (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP) + (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387) + (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER) + (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete. + (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS. + (TARGET_64BIT): Undef before redefining. + (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE) + (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE) + (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A) + (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES) + (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS) + (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string) + (ix86_asm_string, ix86_regparm, ix86_regparm_string) + (ix86_preferred_stack_boundary_string, ix86_branch_cost_string) + (ix86_debug_arg_string, ix86_debug_addr_string) + (ix86_align_loops_string, ix86_align_jumps_string) + (ix86_align_funcs_string): Delete. + * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT) + (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete. + * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete. + (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210. + * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete. + * config/i386/sco5.h (MASK_COFF, TARGET_ELF) + (SUBTARGET_SWITCHES): Delete. + * config/i386/i386.c (ix86_debug_arg_string): Delete. + (ix86_debug_addr_string): Delete. + (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string) + (ix86_fpmath_string, ix86_regparm_string, ix86_regparm) + (ix86_align_loops_string, ix86_align_jumps_string) + (ix86_preferred_stack_boundary_string, ix86_branch_cost_string) + (ix86_align_funcs_string): Make static. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (ix86_handle_option): New function. + (TARGET_USE_MS_BITFIELD_LAYOUT): Delete. + (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT. + * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling + of darwin_fix_and_continue_switch. + (darwin_one_byte_bool): Delete. + * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete. + * config/rs6000/rs6000.c (rs6000_override_options): Update assignment + to darwin_one_byte_bool. + * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt, + * config/i386/djgpp.opt, config/i386/i386.opt, + * config/i386/sco5.opt: New files. + +2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (reg_or_0_operand, const1_operand, + fp_zero_operand, fp_register_operand, intreg_operand, + fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand, + call_operand, call_operand_address, tgd_symbolic_operand, + tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand, + symbolic_operand, symbolic_memory_operand, label_ref_operand, + sp64_medium_pic_operand, data_segment_operand, + text_segment_operand, splittable_symbolic_memory_operand, + reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand, + eq_or_neq, normal_comp_operator, noov_compare_op, + noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop, + cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand, + const64_operand, const64_high_operand, arith11_operand, + arith10_operand, arith_double_operand, arith_double_4096_operand, + arith_double_add_operand, arith11_double_operand, + arith10_double_operand, small_int, small_int_or_double, + uns_small_int, uns_arith_operand, clobbered_register, + input_operand, compare_operand): Delete. + (sparc_emit_set_const32): Use predicates in assertion. Remove special + code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64. + (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32. + (GEN_HIGHINT64, GEN_INT64): Delete. + (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64, + gen_safe_XOR64): Adjust for above deletion. + (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs. + Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask. + (legitimate_constant_p): Use const_zero_operand instead. + (sparc_extra_constraint_check): Likewise. + * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'. + (PREFERRED_RELOAD_CLASS): Use const_zero_operand. + (PREDICATE_CODES): Delete. + * config/sparc/sparc.md: Include predicates.md. + (All patterns): Adjust for new predicate names. + (cmpdi, cmpdi_sp64): Use arith_operand predicate. + (movhi_const64_special, movsi_const64_special): Add 'K' constraint. + (movdi): Use general_operand predicate. + (movdi_sp64_dbl): Delete. + (movdi_const64_special): Add 'N' constraint. + (movdicc): Use arith10_operand predicate. + (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate. + (movdi_cc_reg_sp64): Use arith10_operand predicate. + (movdi_cc_reg_sp64_trunc): Delete. + (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand. + (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand. + (subdi3_sp32): Delete. + (subdi3_insn_sp32): Change to define_insn_and_split. + (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand. + (muldi3, muldi3_sp64, muldi3_v8plus): Likewise. + (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus, + umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use + small_int_operand predicate. + (divdi3, udivdi3): Use arith_operand predicate. + (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand. + (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64, + xor_not_<V64I:mode>_sp64) : Use arith_operand predicate. + (xordi3_sp64_dbl): Delete. + (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not, + cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set, + cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not, + cmp_ccx_set_not): Use arith_operand predicate. + (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand. + * config/sparc/predicates.md: New file. + +2005-04-21 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/14846 + * fold-const.c (fold_single_bit_test_into_sign_test): New, + split out from ... + (fold_single_bit_test): ... here. + (fold_binary): Call fold_single_bit_test_into_sign_test + instead of fold_single_bit_test. + +2005-04-20 James E Wilson <wilson@specifixinc.com> + + PR c++/20805 + * dwarf2out.c (gen_variable_die): Don't emit a specification if this + is another declaration. + +2005-04-21 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/predicates.md: New file. + * config/cris/cris-protos.h (cris_store_multiple_op_p) + (cris_movem_load_rest_p): Declare. + * config/cris/cris.c (cris_store_multiple_op): Return bool, not int. + (cris_movem_load_rest_p): Ditto. Globalize. + (cris_bdap_operand, cris_bdap_biap_operand, + cris_orthogonal_operator, cris_commutative_orth_op, + cris_operand_extend_operator, + cris_additive_operand_extend_operator, cris_extend_operator, + cris_plus_or_bound_operator, cris_mem_op, + cris_general_operand_or_symbol, + cris_general_operand_or_gotless_symbol, + cris_general_operand_or_plt_symbol, cris_mem_call_operand, + cris_load_multiple_op): Remove predicate functions. + (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't + abort, for UNSPECs other than CRIS_UNSPEC_PLT. + * config/cris/cris.h (PREDICATE_CODES): Don't define. + * config/cris/cris.md: Include predicates.md. + ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode. + +2005-04-20 Ian Lance Taylor <ian@airs.com> + + * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def). + * c-common.h (STMT_EXPR_STMT): Don't define. + (STMT_EXPR_NO_SCOPE): Don't define. + * c-dump.c (c_dump_tree): Don't handle STMT_EXPR. + * c-pretty-print.c (pp_c_primary_expression): Likewise. + (pp_c_expression): Likewise. + +2005-04-20 Richard Henderson <rth@redhat.com> + + PR target/21100 + * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko. + +2005-04-20 Jeff Law <law@redhat.com> + + * reload1.c (reload): Ignore equivalences between pseudos and + read only memory. + +2005-04-20 Joseph S. Myers <joseph@codesourcery.com> + + PR c/12913 + * c-tree.h (struct c_label_list): Update comment. + (struct c_label_context): Rename to struct c_label_context_se. + (label_context_stack): Rename to label_context_stack_se. + (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct + c_label_context_vm, label_context_stack_vm, c_begin_vm_scope, + c_end_vm_scope): New. + (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK. + * c-decl.c (pop_scope): Call c_end_vm_scope. + (pushdecl): Call c_begin_vm_scope for variably modified + declarations. + (define_label): Check for jumping into scope of identifier with + variably modified type. Push label on stack for those defined at + current context of identifiers with variably modified type. + (start_function): Create stack level for context of identifiers + with variably modified type. + (finish_function): Pop stack level for context of identifiers with + variably modified type. + * c-typeck.c (label_context_stack): Rename to + label_context_stack_se. + (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New. + (c_finish_goto_label): Check for jumping into scope of identifier + with variably modified type. Push label on stack for those jumped + to from current context of identifiers with variably modified + type. + (struct c_switch): Add blocked_vm. + (c_start_case): Initialize blocked_vm. + (do_case): Check blocked_vm. + (c_finish_case): Add comment. + (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed + variable label_context_stack. + +2005-04-20 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to + conditional_replacement, value_replacement, abs_replacement, + minmax_replacement. + (replace_phi_edge_with_variable): Remove argument BB. + (conditional_replacement, value_replacement, + minmax_replacement, abs_replacement): Remove argument PHI_BB. + Update a call to replace_phi_edge_with_variable. + + * tree-ssa-phiopt.c: Fix comments. + +2005-04-20 Michael Matz <matz@suse.de> + + PR20973 + * reload.c (push_reload, find_dummy_reload): Check for uninitialized + pseudos. + +2005-04-20 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-phiopt.c: Fix comment typos. + + PR tree-optimization/21116 + * tree-ssa-phiopt.c: Fix a typo. + +2005-04-19 Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin_sync_operation): Revert last change. + * optabs.c (expand_bool_compare_and_swap): Compare vs old value, + not vs new value. + (expand_compare_and_swap_loop): Likewise. + (expand_sync_operation): Remove fallback from NAND to AND; invert + memory operand when expanding from cmpxchg. + (expand_sync_fetch_operation): Likewise. + * doc/extend.texi (Atomic Builtins): Fix docs for nand and + compare-and-swap. + + * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand + when implementing NAND. Fix double-add for AFTER. + * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand. + (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise. + (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old + memory value. + (sync_lock_test_and_set<I48MODE>): Remove extra label and last + memory barrier. + + * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern + to return old memory value. + (sync_compare_and_swap_cc<IMODE>): Likewise. + + * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early + return pre-reload. Don't consider output or anti dependencies. + * config/ia64/sync.md (IMODE): New. + (modesuffix): Add QI and HI. + (memory_barrier): Simplify expansion. + (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE. + (cmpxchg_acq_<IMODE>): Likewise. + (sync_lock_test_and_set<IMODE>): Likewise. + (sync_lock_release<IMODE>): Likewise. + +2005-04-19 James A. Morrison <phython@gcc.gnu.org> + + * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if + ~X or ~Y simplify. + +2005-04-19 James A. Morrison <phython@gcc.gnu.org> + + * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y. + +2005-04-20 Michael Pogue <michael.pogue@sun.com> + Joseph S. Myers <joseph@codesourcery.com> + + * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options. + * c-typeck.c (build_c_cast): Check these options. + * doc/invoke.texi: Document these options. + +2005-04-20 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-phiopt.c: Update a comment about the pass. + +2005-04-19 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md, + config/mcore/mcore.c: Fix comment typos. + +2005-04-19 Daniel Jacobowitz <dan@codesourcery.com> + + * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET. + * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc. + +2005-04-19 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. + +2005-04-19 Andrew Haley <aph@redhat.com> + + PR java/21022 + * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before + looking at a field's bitpos. + +2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h (fopen, fdopen, freopen): Define these to the unlocked + libiberty functions. + +2005-04-19 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21096 + * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of. + +2005-04-19 Alan Modra <amodra@bigpond.net.au> + + PR target/21098 + * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New. + * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above. + +2005-04-19 Alexandre Oliva <aoliva@redhat.com> + + * tree-cfg.c (dump_function_to_file): Use cfun info only if it + refers to the function being dumped. + +2005-04-18 Daniel Jacobowitz <dan@codesourcery.com> + + * varasm.c (assemble_start_function): Remove reset of in_section. + +2005-04-18 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/21085 + * fold-const (fold_binary): Don't change X % -C to X % C if C has + overflowed. + +2005-04-19 Ben Elliston <bje@au.ibm.com> + + * doc/invoke.texi (Optimize Options): Refer to the correct + optimisation flag -ftree-dominator-opts, not -ftree-dom. + +2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr> + + * config/rs6000/rs6000.c (machopic_output_stub): Increase + alloca argument to be big enough. + +2005-04-18 Alexandre Oliva <aoliva@redhat.com> + + PR middle-end/21049 + * tree-cfg.c (dump_function_to_file): Do not crash if cfun or + cfun->cfg are NULL. + +2005-04-18 Tom Tromey <tromey@redhat.com> + + * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment + typo. + +2005-04-18 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_split_atomic_op): New. + (alphaev5_insn_pipe): Add LD_L, ST_C, MB types. + (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes. + * config/alpha/alpha-protos.h: Update. + * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New. + (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New. + (attr type): Add ld_l, st_c, mb. + (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal, + iornotsi3, xorsi_internal, xornotsi3): New. + * config/alpha/ev4.md (ev4_ld): Add ld_l. + (ev4_ist_c, ev4_mb): New. + * config/alpha/ev5.md (ev5_st): Add st_c, mb. + (ev5_ld_l): New. + * config/alpha/ev6.md (ev6_ild): Add ld_l. + (ev6_ist): Add st_c. + (ev6_mb): New. + * config/alpha/sync.md: New file. + +2005-04-18 Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin_sync_operation): Fold nand to and + for constants. + + * optabs.c (expand_sync_operation): Fix typo expanding nand to and. + +2005-04-18 Devang Patel <dpatel@apple.com> + + * config/rs6000/atlivec.md (mulv4si3): New pattern. + +2005-04-18 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/20922 + * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false. + Fold X + c >= X and fold X - c <= X to true. + +2005-04-18 James A. Morrison <phython@gcc.gnu.org> + + * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an + unsigned int. + (emergency_labeled_state_free): Likewise. + +2005-04-18 Nick Clifton <nickc@redhat.com> + + * config/h8300/h8300.md (jump): Remove prescan parameter from + calls to final_scan_insn. + + * config/arc/arc.c (arc_output_function_epilogue): Remove prescan + parameter from calls to final_scan_insn. + + * config.gcc (m68hc12): Use the m68hc11.opt file for target + specific options. + (v850e, v850e1): Use the v850.opt file for target specific + options. + +2005-04-18 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21001 + * tree-optimize.c (init_tree_optimization_passes): Move the + first pass_forwprop immediately before pass_vrp. + +2005-04-17 Ian Lance Taylor <ian@airs.com> + + * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove. + * c-common.c (c_sizeof_or_alignof_type): Change second parameter + from enum tree_code op to bool is_sizeof. + * c-common.h (c_sizeof_or_alignof_type): Update declaration. + (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type. + * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR + case. + (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR + cases. + (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and + ALIGNOF_EXPR cases. + +2005-04-17 Ian Lance Taylor <ian@airs.com> + + * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE. + +2005-04-17 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (va_list_skip_additions): Only define if + TARGET_ABI_OSF. + (TARGET_STDARG_OPTIMIZE_HOOK): Likewise. + (alpha_stdarg_optimize_hook): Likewise. Allow for one more round + of indirection through ssa names while looking for the gpr counter + field. + (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the + saved va_list_gpr_size and va_list_fpr_size. + +2005-04-17 Kazu Hirata <kazu@cs.umass.edu> + + * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are + both pointers or both integers. + + * tree-vrp.c (maybe_add_assert_expr): Don't assert + ASSERT_EXPRs for single-use variable. + + * tree-into-ssa.c: Fix a comment typo. + +2005-04-17 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as + -mipsN before forcing a default of -mips2. + +2005-04-17 Kazu Hirata <kazu@cs.umass.edu> + + * predict.h (IS_TAKEN): Remove. + * rtl.h (NOTE_PREDICTION): Likewise. + + * modulo-sched.c (CFG_HOOKS): Remove. + + * c-parser.c (N_C_TTYPES): Remove. + + * tree-flow-inline.h (get_stmt_operands): Remove. + * lambda-code.c, tree-ssa-loop-unswitch.c, + tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c, + tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c, + tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove + calls to get_stmt_operands. + * doc/tree-ssa.texi: Don't mention get_stmt_operands. + +2005-04-17 Richard Henderson <rth@redhat.com> + + PR target/20375 + * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy + of CUMULATIVE_ARGS past the last named argument. + (alpha_va_start): Expect pretend_args_size only if strictly less than + 6 named arguments. + +2005-04-17 Kazu Hirata <kazu@cs.umass.edu> + + PR middle-end/21024 + * builtins.c (expand_builtin_strcat): Convert the result of + strlen to the right type. + * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to + avoid creating type mismatches. + <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating + type mismatches. + + * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove. + +2005-04-16 Richard Henderson <rth@redhat.com> + + PR target/21051 + * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>: + Use the mode of boolean_type_node when the user doesn't provide one. + * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1. + +2005-04-16 Alexandre Oliva <aoliva@redhat.com> + + PR target/20126 + * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg) + (const)). + + * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in + comment. + +2005-04-16 Roger Sayle <roger@eyesopen.com> + Steven Bosscher <stevenb@suse.de> + + * fold-const.c (fold_binary_to_constant): Delete obsolete comment. + (fold_unary_to_constant): Likewise. + +2005-04-16 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES, + PROP_ASM_SCAN. + +2005-04-16 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (Specific): Avoid using asterisks in @anchor + names related to target triplets. + Remove i?86-*-esix from platform directory. + Remove powerpc-*-eabiaix from platform directory. + +2005-04-16 Joseph S. Myers <joseph@codesourcery.com> + + PR middle-end/20491 + * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of + falling through from SUBREG case to REG. + +2005-04-15 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold_relational_hi_lo): Delete function and prototype. + (fold_binary): Update comment mentioning fold_relational_hi_lo. + (fold_binary_to_constant): Simplify using fold_binary. + (fold_unary_to_constant): Likewise, simplify using fold_unary. + +2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * gthr-posix.c (pthread_cancel): Define. + (pthread_mutexattr_init): Likewise. + (pthread_mutexattr_settype): Likewise. + (pthread_mutexattr_destroy): Likewise. + +2005-04-15 David S. Miller <davem@davemloft.net> + + PR target/20673 + * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()). + +2005-04-15 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21031 + * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New. + (forward_propagate_into_cond_1): Call it. Forward propagate + integer-integer casts into COND_EXPRs. + +2005-04-15 Dave Korn <dave.korn@artimi.com> + + * gcc.c (default_compilers): Clarify obscure error message when + reading from standard input. + +2005-04-15 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h (PROP_EQUAL_NOTES): Remove. + * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES. + + * tree-ssa-alias.c (init_alias_info): Remove a call to + get_stmt_operands. + +2005-04-15 Andrew MacLeod <amacleod@redhat.com> + + * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses + of non-virtual PHI nodes like we use to. + +2005-05-15 Paolo Bonzini <bonzini@gnu.org> + + * genattrtab.c (ATTR_EQ_ATTR_P): Remove. + (attr_copy_rtx): Do not use it. + +2005-04-15 Andrew Macleod <amacleod@redhat.com> + + * doc/tree-ssa.texi: Grammer/abbreviation updates. + +2005-04-15 Diego Novillo <dnovillo@redhat.com> + + * tree-vect-transform.c (vectorizable_store): Mark necessary + objects in the vectorized store needing renaming. Update the + SSA graph for V_MAY_DEF operands in the original store. + +2005-04-14 Daniel Berlin <dberlin@dberlin.org> + + * tree-ssa-pre.c (compute_avail): It's okay to have + TREE_INVARIANT's here, and value number the resulting expressions. + (create_expression_by_pieces): Make sure operands that were + min_invariant when we started, stay that way. + +2005-04-15 David Edelsohn <edelsohn@gnu.org> + + * doc/install.texi (*-ibm-aix*): Add comment about system limits. + +2005-04-15 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/20936. + * tree-ssa-ccp.c (visit_assignment): Fix a typo. + +2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * doc/invoke.texi: Fix typos. + * doc/md.texi: Likewise. + * doc/rtl.texi: Likewise. + * doc/sourcebuild.texi: Likewise. + * doc/tm.texi: Likewise. + +2005-04-15 Uros Bizjak <uros@kss-loka.si> + + PR tree-optimization/21004 + * convert.c (convert_to_integer): Convert ceilf, ceill, floorf + and floorl in c99 mode only. + * builtins.c (expand_builtin_int_roundingfn): Assert that + fallback_fndecl is not NULL_TREE. + +2005-04-15 Kazu Hirata <kazu@cs.umass.edu> + + * cfgrtl.c (purge_all_dead_edge): Remove an unused argument. + * basic-block.h: Update the prototype for + purge_all_dead_edges. + * cfgexpand.c (tree_expand_cfg): Update a call to + purge_all_dead_edges. + * combine.c (combine_instructions): Likewise. + * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse, + rest_of_handle_cse2, rest_of_handle_gcse, + rest_of_handle_postreload): likewise. + +2005-04-15 Alexandre Oliva <aoliva@redhat.com> + + PR middle-end/20739 + * gimplify.c (gimplify_addr_expr): Compensate for removal of + e.g. cv-qualification conversions. + +2005-04-14 Mike Stump <mrs@apple.com> + + * config/darwin-c.c (framework_construct_pathname): We must + find all headers of a framework in the first instance of it + found in the seach path. + +2005-04-14 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/21021 + * tree-vrp.c (compare_values): Work around a bug in the front + end that produces a comparison of mismatched types. + +2004-04-14 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.h (enum fetchop_code): Remove. + (enum ia64_builtins): Move ... + * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all + members except BSP and FLUSHRS. + (ia64_init_builtins): Remove __sync builtins. + (ia64_expand_builtin): Likewise. + (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove. + (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove. + (ia64_expand_lock_release): Remove. + * config/ia64/ia64.md (mf): Move to sync.md. + (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si, + cmpxchg_acq_di, xchgsi, xchgdi): Likewise. + * config/ia64/sync.md: New file. + (memory_barrier): Rename from mf. + (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns. + (cmpxchg_acq_<I48MODE>): Likewise. + (sync_lock_test_and_set<I48MODE>): Likewise. + + * config/ia64/ia64intrin.h: Define nothing for C; limit #defines + to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/. + +2004-04-14 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (x86_cmpxchg, x86_xadd): New. + (ix86_compare_emitted): New. + (ix86_expand_compare): Use ix86_compare_emitted if set. + (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0 + and ix86_compare_op0 are set. + * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare. + (TARGET_CMPXCHG, TARGET_XADD): New. + (ix86_compare_emitted): Declare. + * config/i386/i386.md: Include sync.md + (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New. + (UNSPECV_XCHG, UNSPECV_LOCK): New. + * config/i386/sync.md: New file. + +2004-04-14 Richard Henderson <rth@redhat.com> + + PR middle-end/14311 + * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2, + BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2, + BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1, + BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8, + BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4, + BT_FN_I8_VPTR_I8_I8): New. + * builtins.def (DEF_SYNC_BUILTIN): New. + (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1, + BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4, + BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N, + BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2, + BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8, + BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1, + BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4, + BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N, + BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2, + BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8, + BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1, + BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4, + BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N, + BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2, + BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8, + BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1, + BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4, + BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N, + BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2, + BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8, + BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1, + BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4, + BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N, + BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2, + BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8, + BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1, + BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4, + BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N, + BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2, + BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8, + BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1, + BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4, + BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N, + BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2, + BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8, + BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1, + BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4, + BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N, + BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2, + BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8, + BUILT_IN_SYNCHRONIZE: New. + * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN + as a function. Accept __sync_ as a prefix as well. + (expand_builtin_sync_operation, expand_builtin_compare_and_swap, + expand_builtin_lock_test_and_set, expand_builtin_synchronize, + expand_builtin_lock_release): New. + (expand_builtin): Call them. + * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if + neither BOTH_P nor FALLBACK_P are defined. + (builtin_type_for_size): New. + (sync_resolve_size, sync_resolve_params, sync_resolve_return): New. + (resolve_overloaded_builtin): New. + * c-common.h (resolve_overloaded_builtin): Declare. + (builtin_type_for_size): Declare. + * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin. + * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab, + sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab, + sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab, + sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab, + sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab, + sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap, + sync_compare_and_swap_cc, sync_lock_test_and_set, + sync_lock_release): New. + * optabs.h: Declare them. + * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap, + expand_sync_operation, expand_sync_fetch_operation, + expand_sync_lock_test_and_set): Declare. + * genopinit.c (optabs): Add sync optabs. + * optabs.c (init_optabs): Initialize sync optabs. + (expand_val_compare_and_swap_1, expand_val_compare_and_swap, + expand_bool_compare_and_swap, expand_compare_and_swap_loop, + expand_sync_operation, expand_sync_fetch_operation, + expand_sync_lock_test_and_set): New. + * doc/extend.texi (Atomic Builtins): New section + * doc/md.texi (Standard Names): Add sync patterns. + +2005-04-14 Alexandre Oliva <aoliva@redhat.com> + + * tree-eh.c (lower_try_finally_copy): Generate new code in + response to goto_queue entries as if the queue was sorted by + index, not pointers. + (lower_try_finally_switch): Likewise. + +2005-04-14 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ... + (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed + register. + (ix86_expand_fp_movcc): Update to match. + (ix86_expand_fp_vcond, ix86_expand_int_vcond): New. + * config/i386/i386-protos.h: Update. + * config/i386/sse.md (vcondv4sf, vcondv2df): New. + (vcond<SSEMODE124>, vcondu<SSEMODE12>): New. + +2005-04-14 Joseph S. Myers <joseph@codesourcery.com> + + * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to + refer to 4.0. + +2005-04-14 Julian Brown <julian@codesourcery.com> + + * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++ + link failures on ppc64 Linux. + +2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com> + + * config.gcc: Set cpu_type for s390. + +2005-04-14 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20963 + * tree-ssa-pre.c (compute_avail): Remove special case for + TREE_INVARIANT. + (create_expression_by_pieces): Add value numbers for forced out + statements. + +2005-04-14 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md: Replace references to (reg:SI 16) with + (reg:SI CRIS_SRP_REGNUM). + +2005-04-14 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/20657 + * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to + create an appropriate range from it. + +2005-04-14 Uros Bizjak <uros@kss-loka.si> + + * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and + <UNSPEC_FIST_CEIL> case. + + * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New. + (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp) + (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns + to implement lfloor and llfloor built-ins as x87 intrinsic function. + (fistdi2_floor, fist<mode>2_floor splitters): New splitters. + (lfloor<mode>2): New expanders. + (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp) + (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns + to implement lceil and llceil built-ins as x87 intrinsic function. + (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters. + (lceil<mode>2): New expanders. + +2005-04-14 Uros Bizjak <uros@kss-loka.si> + + * convert.c (convert_to_integer): Convert (long int)trunc{,f,l}, + and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR. + +2005-04-14 Ulrich Weigand <uweigand@de.ibm.com> + + PR target/20927 + * config/s390/s390-modes.def: Define TFmode. + +2005-04-13 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete. + (JUMP_TABLES_IN_TEXT_SECTION): Define. + * config/mips/mips.c (mips16_insn_length): Remove reference to + JUMP_TABLES_IN_TEXT_SECTION. + +2005-04-13 Fariborz Jahanian <fjahanian@apple.com> + + * simplify-rtx.c (simplify_binary_operation_1): Return + scalar or vector of constant 0, depending on the xor's + mode. + +2005-04-13 Dale Johannesen <dalej@apple.com> + + * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h. + (objc-act.o): Ditto. + * objc/objc-act.c (objc_gimplify_expr): New. + (objc_get_callee_fndecl): New. + * objc/objc-act.h: Include tree-gimple.h. Declare new functions. + * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define. + (LANG_HOOKS_GET_CALLEE_FNDECL): Define. + +2005-04-13 Devang Patel <dpatel@apple.com> + + * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra + temp variables. + +2005-04-13 Hans-Peter Nilsson <hp@axis.com> + + CRIS prologue as RTL. + * config/cris/cris-protos.h (cris_emit_movem_store) + (cris_expand_prologue): Prototype. + * config/cris/cris.c (struct machine_function): New member + stdarg_regs. + (cfa_label_num, cris_target_asm_function_prologue): Remove. + (TARGET_ASM_FUNCTION_PROLOGUE): Don't override. + (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT. + (cris_load_multiple_op, cris_return_address_on_stack) + (cris_return_address_on_stack_for_return): ISO-Cify. + (cris_store_multiple_op): New predicate function. + (cris_expand_prologue, cris_emit_movem_store): New functions. + (cris_print_operand) <case 'O'>: Handle modifications other than + post-increment. + (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT. + (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT. + (cris_gen_movem_load): Rearrange slightly to make local variable + src a parameter, removing osrc. + (cris_setup_incoming_varargs): Set machine_function member + stdarg_regs to correspond to the number of registers that need to + be saved. + * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept + CRIS_UNSPEC_GOT. + (PREDICATE_CODES): Add cris_store_multiple_op. Make + cris_general_operand_or_gotless_symbol accept UNSPEC. + * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant. + ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT. + ("*cris_store_multiple"): New pattern. Tweak common comment above + this and "*cris_load_multiple". + ("prologue"): New define_expand. + + * config/cris/cris.md ("epilogue"): Conditionalize on + TARGET_PROLOGUE_EPILOGUE. + +2005-04-13 Steve Ellcey <sje@cup.hp.com> + + PR target/20924 + * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with + fpsr 0 instead of fpsr 1. + (divsf3_internal_thr): Ditto. + (divdf3_internal_lat): Ditto. + (divdf3_internal_thr): Ditto. + (divxf3_internal_lat): Ditto. + (divxf3_internal_thr): Ditto. + +2005-04-13 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/20913 + * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR. + + PR tree-optimization/20702 + * tree-vrp.c (maybe_add_assert_expr): Recurse into + dominator children that haven't been walked into. + +2005-04-13 Julian Brown <julian@codesourcery.com> + + * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from + being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP + is true. + +2005-04-13 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h, tree-ssa-uncprop.c, varasm.c, + config/i386/sse.md: Fix comment typos. + + * genattrtab.c (NULL_ATTR): Remove. + * ifcvt.c (NULL_EDGE): Likewise. + + * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove. + + * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS, + NOTE_PREDICT): Remove. + +2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr> + + * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf. + * configure: Regenerate. + * config.in: Likewise. + * system.h: Declare vsnprintf if not already declared. + +2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr> + + * optc-gen.awk: Handle stand-alone Mask records. + * opth-gen.awk: Likewise. + * doc/options.texi (Option file format): Document them. + * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*, + sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt. + (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt. + * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES, + MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9, + MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS, + MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT, + MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS, + MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete. + (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE, + TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS, + TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD, + TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS, + TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS, + TARGET_LONG_DOUBLE_128): Likewise. + (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise. + (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise. + * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise. + * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise. + * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise. + * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise. + * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise. + * config/sparc/sparc.c (fpu_option_set): New global. + (sparc_handle_option): New function. + (sparc_override_options): Test fpu_option_set. + (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT. + (TARGET_HANDLE_OPTION): Set to sparc_handle_option. + * config/sparc/sparc.opt: New file. + * config/sparc/little-endian.opt: Likewise. + * config/sparc/long-double-switch.opt: Likewise. + +2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (bfin_lib_id_given): New static variable. + (bfin_handle_options): Set it if -mshared-library-id= is seen. + * config/bfin/bfin.opt (mshared-library-id=): Lose + Var(bfin_lib_id_given). + +2005-04-13 Matt Thomas <matt@3am-software.com> + + * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before + defining. + +2005-04-13 Kazu Hirata <kazu@cs.umass.edu> + + * rtl.h (CLEAR_RTX_FLAGS): Remove. + + * cgraphunit.c (INSNS_PER_CALL): Remove. + + * tree-ssa-forwprop.c (vars, + record_single_argument_cond_exprs, + substitute_single_use_vars): Remove. + (forward_propagate_into_cond_1, forward_propagate_into_cond): + New. + (tree_ssa_forward_propagate_single_use_vars): Call + forward_propagate_into_cond for each COND_EXPR. + + * tree-inline.c (INSNS_PER_STMT): Remove. + +2005-04-12 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ... + (ix86_expand_sse_fp_minmax): ... from ... + (ix86_expand_fp_movcc): ... here. + (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc. + * config/i386/i386-protos.h: Update. + * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New. + (sse_setccsf, sse_setccdf): Allow before reload. + (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove. + (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove. + (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New. + * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New. + (anddf3, nanddf3, iordf3, xordf3): New. + +2005-04-12 Jeff Law <law@redhat.com> + + * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o. + (tree-ssa-uncprop.o): Add dependencies. + * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove. + * tree-flow.h (remove_useless_stmts): Remove prototype. + * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to + remove_useless_stmts. + * timevar.def (TV_TREE_SSA_UNCPROP): New timevar. + * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass. + * tree-pass.h (pass_uncprop): Declare. + * tree-ssa-uncprop.c: New file. + +2005-04-12 James E. Wilson <wilson@specifixinc.com> + + PR target/20670 + * unwind-ia64.c (uw_intall_context): Add missing load of r27. + +2005-04-12 Caroline Tice <ctice@apple.com> + + Temporary fix for partitioning problems. + * passes.c (rest_of_handle_final): Remove code that + frees unlikely_text_section_name, + * varasm.c (assemble_start_function): Test for partitioning + flag before writing out section labels. + (assemble_end_function): Test for partitioning flag before + writing out section labels. + +2005-04-12 Steven Bosscher <stevenb@suse.de> + Stuart Hastings <stuart@apple.com> + Jan Hubicka <jh@suse.cz> + + * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all + references to gt-tree-cfg.h. + * basic-block.h (struct basic_block_def): Don't skip rbi + for garbage collection. + (struct reorder_block_def): Make GTY-able. + (struct control_flow_graph): New structure. + (n_edges, n_basic_blocks, last_basic_block, basic_block_info, + BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars, + but instead defines to the control_flow_graph for cfun. + (label_to_block_map): New define, points to the label map of + the control_flow_graph for cfun. + (n_edges_for_function, n_basic_blocks_for_function, + last_basic_block_for_function, basic_block_info_for_function, + EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION, + basic_block_info_for_function, label_to_block_map_for_function): + Counterparts for the above, taking a struct function as an extra + argument. + (alloc_rbi_pool, free_rbi_pool): Remove prototypes. + * cfg.c: (n_edges, n_basic_blocks, last_basic_block, + basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove. + (alloc_rbi_pool, free_rbi_pool): Remove. + (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc. + * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool + here... + (cfg_layout_finalize) ... and don't free it here. + * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets + garbage collected. + * flow.c (free_basic_block_vars): Set label_to_block_map and + n_edges to zero too. + * function.h (struct function): Add cfg field. + * function.c (allocate_struct_function): Allocate the cfg. + * tree-cfg.c (label_to_block_map): Remove. + (build_tree_cfg): Don't allocate the rbi pool here... + (delete_tree_cfg_annotations): ...and don't free it here. + Also don't nullify label_to_block_map for cfun. + +2005-04-12 Caroline Tice <ctice@apple.com> + + * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): + Revert my patch from April 9. + (fix_edges_for_rarely_executed_code): Revert my patch from April 9. + (reorder_basic_blocks): Revert my patch from April 9. + (insert_section_boundary_note): Revert my patch from April 9. + * dbxout.c (dbxout_function_end): Revert my patch from April 9. + * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9. + (COLD_END_LABEL): Revert my patch from April 9. + (cold_text_section_label): Revert my patch from April 9. + (cold_end_label): Revert my patch from April 9. + (dwarf2out_switch_text_section): Revert my patch from April 9. + (output_aranges): Revert my patch from April 9. + (output_ranges): Revert my patch from April 9. + (output_line_info): Revert my patch from April 9. + (add_location_or_const_value_attribute): Revert my patch from April 9. + (dwarf2out_var_location): Revert my patch from April 9. + (dwarf2out_init): Revert my patch from April 9. + (dwarf2out_finish): Revert my patch from April 9. + * function.h (struct function): Revert my patch from April 9. + * opts.c (decode_options): Revert my patch from April 9. + * output.h (unlikely_section_label, hot_section_label, + hot_section_end_label, cold_section_end_label, + unlikely_text_section_name): Revert my patch from April 9. + * passes.c (rest_of_handle_final): Revert my patch from April 9. + * varasm.c (unlikely_section_label, hot_section_label, + hot_section_end_label, cold_section_end_label, + unlikely_text_section_name): Revert my patch from April 9. + (initialize_cold_section_name): Revert my patch from April 9. + (unlikely_text_section): Revert my patch from April 9. + (in_unlikely_text_section): Revert my patch from April 9. + (named_section): Revert my patch from April 9. + (function_section): Revert my patch from April 9. + (current_function_section): Revert my patch from April 9. + (assemble_start_function): Revert my patch from April 9. + (assemble_end_function): Revert my patch from April 9. + (default_section_type_flags_1): Revert my patch from April 9. + +2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode. + * config/sparc/sparc.md (untyped_call): Save the registers manually. + + * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32. + +2005-04-12 Ulrich Weigand <uweigand@de.ibm.com> + + PR middle-end/20917 + * config/s390/s390.md ("*set_tp"): Use SET in pattern. + ("set_tp_64", "set_tp_31"): Adapt expanded pattern. + +2004-04-12 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE, + UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD, + UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove. + (UNSPEC_*, UNSPECV_*): Renumber. + +2005-04-12 Frank Ch. Eigler <fche@redhat.com> + + PR mudflap/19266 + From Richard Henderson <rth@redhat.com>: + * tree-mudflap.c (mf_build_check_statement_for): Correct block + splitting logic. + +2005-04-12 Dorit Naishlos <dorit@il.ibm.com> + + * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL. + +2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.c (bfin_library_id_string): Remove. + (bfin_library_id): New variable. + (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given + instead of bfin_library_id_string. + (bfin_handle_option): New function. + (override_options): Remove most code to deal with shared library IDs, + just check they aren't used without -mid-shared-library. + (TARGET_HANDLE_OPTION): Define. + * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro. + * config/bfin/bfin.opt (mshared-library-id=): New. + +2005-04-12 Kazu Hirata <kazu@cs.umass.edu> + + * tree-vect-transform.c: Fix comment typos. + +2005-04-12 Mostafa Hagog <mustafa@il.ibm.com> + + * postreload-gcse.c (eliminate_partially_redundant_load): Don't + split critical edges when not possible/profitable. + +2005-04-12 Richard Sandiford <rsandifo@redhat.com> + + * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD) + (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD) + (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE) + (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD) + (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM) + (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete. + (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB. + * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and + MASK_NO_BITFIELD. + * config/ns32k/ns32k.c (ns32k_handle_option): New function. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + * config/ns32k/ns32k.opt: New file. + +2005-04-12 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options. + * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020) + (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY) + (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200) + (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x) + (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881) + (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT) + (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL) + (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD) + (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY) + (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES) + (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete. + (MASK_COLDFIRE): Formatting fixes. + (TARGET_COLDFIRE): Turn into a boolean value for consistency. + * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete. + * config/m68k/m68k.c (m68k_library_id_string): Initialize to + "_current_shared_library_a5_offset_". + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (MASK_ALL_CPU_BITS): New macro. + (m68k_handle_option): New function. + (override_options): Remove handling of m68k_library_id_string. + * config/m68k/m68k.opt: New file. + * config/m68k/ieee.opt: New file. + +2005-04-11 Mark Mitchell <mark@codesourcery.com> + + * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove. + (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro. + (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. + (TARGET_CXX): Adjust accordingly. + * target.h (struct gcc_target): Remove epxort_class_data. Add + determine_class_data_visibility and class_data_always_comdat. + * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove. + (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document. + (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. + * config/arm/arm.c (arm_cxx_export_class_data): Remove. + (arm_cxx_determine_class_data_visibility): New. + (arm_cxx_class_data_always_comdat): Likewise. + (TARGET_CXX_EXPORT_CLASS_DATA): Remove. + (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define. + (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. + * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define. + * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): + Define. + +2005-04-11 Devang Patel <dpatel@apple.com> + + * tree-data-ref.c (build_classic_dist_vector, + compute_subscript_distance): Make externally visible. + * tree-data-ref.h (build_classic_dist_vector, + compute_subscript_distance): Same. + * tree-vect-analyze.c (vect_analyze_data_ref_dependence): + Check distance vector against vectorization factor. + (vect_analyze_loop): Determine vectorizaion factor before + analyzing data dependences. + * tree-vectorizer.c (loops_num): Make it externally visible and + rename ... + * tree-vectorizer.c (vect_loops_num): ... new name. + * tree-vectorizer.h (vect_loops_num): New. + +2005-04-11 Devang Patel <dpatel@apple.com> + + * tree-vect-analyze.c (vect_analyze_operations): Check + vectorizable codition. + * tree-vect-transform.c (vect_is_simple_cond): New function. + (vectorizable_condition): New function. + (vect_transform_stmt): Handle condition_vec_info_type. + * tree-vectorizer.h (enum stmt_vec_info_type): Add + condition_vec_info_type. + (vectorizable_condition): New. + +2005-04-11 Geoffrey Keating <geoffk@apple.com> + + * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New. + * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New. + * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT. + + * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686. + (SUBTARGET_EXTRA_SPECS): Always 'i386'. + + * dwarf2out.c (output_line_info): Don't try to dereference + a NULL current_function_decl. + + * config/t-slibgcc-darwin: Don't put shared libraries in + directories other than $(slibdir). + * config/rs6000/darwin.h: Find -m64 libgcc under the name the + OS uses for it. + +2005-04-11 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/20933 + * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move + logic to reject aliases between read-only and writable + variables ... + (may_alias_p): ... here. + (get_tmt_for): Do not associate read-only tags to pointers + whose pointed-to type is not read-only. + * tree-ssa.c (verify_ssa): Check that memory stores have at + least one V_MAY_DEF or V_MUST_DEF. + +2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + PR/17092 + * configure.ac (gcc_UNLOCKED_FUNCS): New. + (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS. + * system.h (putchar, getc, getchar, clearerr, feof, fileno, + fflush, fgetc, fgets, ferror, fread): Redefine to the associated + _unlocked function. + (fwrite_unlocked): Fix prototype. + + * configure, config.in: Regenerate. + +2005-04-11 David Edelsohn <edelsohn@gnu.org> + + * tree-ssa-loop-im.c: Include real.h. + (determine_invariantness_stmt): If real division divisor is + invariant and flag_unsafe_math_optimizations enabled, generate + invariant reciprocal for hoisting. + * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency. + +2005-04-11 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20926 + + * tree-ssa-alias.c (add_type_alias): Handle subvars. + +2005-04-11 Devang Patel <dpatel@apple.com> + + * config/rs6000.c (rs6000_emit_vector_select): Fix vector select + operand ordering. + +2005-04-11 Andrew Pinski <pinskia@physics.uc.edu> + + * fold-const.c (fold_binary_op_with_conditional_arg): + use fold_buildN instead of "fold (buildN" in some + non obvious places. + (fold_unary): Likewise. + (fold_binary): Likewise. + +2005-04-11 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20612 + * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment + handling + (perfect_nestify): preheaderbb is *not* part of loop of the + old destination. + +2005-04-11 Andrew Pinski <pinskia@physics.uc.edu> + + * tree-ssa-alias.c (may_alias_p): If the variable + is a global variable and the pointer is parameter + and -fargument-noalias-global is used, then + the pointer cannot alias the variable. + +2005-04-11 James A. Morrison <phython@gcc.gnu.org> + + * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable. + * config/sparc/sparc.h: Likewise. + * config/sparc/sparc.md: Likewise. + +2005-04-11 Kazu Hirata <kazu@cs.umass.edu> + + * tree-vrp.c (maybe_add_assert_expr): Move a comment. + + * tree-vrp.c: Fix a comment typo. + +2005-04-11 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/20920 + * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an + SSA_NAME flows through an abnormal edge. + * tree-vrp.c (infer_value_range): Ignore SSA names that flow + through abnormal edges. + (maybe_add_assert_expr): Likewise. + +2005-04-11 Richard Sandiford <rsandifo@redhat.com> + + * config/s390/s390.h (s390_tune_string, s390_arch_string) + (s390_warn_framesize_string, s390_warn_dynamicstack_string) + (s390_stack_size_string, s390_stack_guard_string, target_flags) + (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT) + (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD) + (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT) + (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG) + (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING) + (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN) + (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete. + * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default. + (TARGET_HANDLE_OPTION): Likewise. + (s390_tune): Initialize to PROCESSOR_max. + (s390_arch_string): Make static. + (s390_tune_string, s390_warn_framesize_string): Delete. + (s390_warn_dynamicstack_string, s390_stack_size_string): Delete. + (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete. + (s390_handle_arch_option, s390_handle_option): New functions. + (override_options): Remove parsing of option strings. + * config/s390/s390.opt: New file. + +2005-04-11 Paolo Bonzini <bonzini@gnu.org> + + * tree-complex.c (expand_vector_operations): Call + update_stmt_if_modified. + +2005-04-11 Paolo Bonzini <bonzini@gnu.org> + + * tree-vect-analyze (vect_determine_vectorization_factor): + Do not use GET_MODE_NUNITS. + * tree-vect-transform.c (vect_get_vec_def_for_operand, + (vectorizable_load, vect_transform_loop): Likewise. + +2005-04-11 Uros Bizjak <uros@kss-loka.si> + + * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL) + (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New. + * optabs.h (enum optab_index): Add new OTI_lceil. + (lceil_optab): Define corresponding macro. + * optabs.c (init_optabs): Initialize lceil_optab. + * genopinit.c (optabs): Implement lceil_optab using lceilsi2 + and lceildi2 patterns. + * builtins.c (expand_builtin_int_roundingfn): Handle + BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}. + (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and + BUILT_IN_LLCEIL{,F,L}. + (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and + BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn. + (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL. + (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and + BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn. + * convert.c (convert_to_integer): Convert (long int)ceil{,f,l}, + into lceil built-in function and (long long int)ceil{,f,l} into + llceil built-in function. + * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and + BUILT_IN_LLCEIL. + +2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from + zero. + +2005-04-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/arm/arm.c: Fix a comment typo. + * doc/tree-ssa.texi: Fix a typo. + +2005-04-10 Steven Bosscher <stevenb@suse.de> + + * cselib.c (clear_table): Rename to cselib_clear_table. + * cselib.h (cselib_clear_table): Add prototype. + * gcse.c (gcse_main): Make 'f' argument unused. + (alloc_gcse_mem): Do not walk the insn chain, walk the contents + of each basic block instead. + (compute_sets, compute_hash_table_work): Likewise. + (constprop_register): Change int 'alter_jumps' argument to bool. + (do_local_cprop): Likewise. + (local_cprop_pass): Likewise. Also walk basic blocks instead of + the insn chain. Explicitly clear the cselib tables after finishing + one basic block. Make sure there are no unterminated libcall blocks. + Update compute_sets call. + (cprop): Walk basic blocks instead of the insn chain. + (one_cprop_pass, compute_ld_motion_mems, compute_store_table): + Likewise. + (bypass_jumps): Update alloc_gcse_mem, compute_sets, and + one_cprop_pass calls. + +2005-04-10 Richard Sandiford <rsandifo@redhat.com> + + * combine.c (combine_simplify_rtx): Remove a transformation that + relies on an invalid assumption about rtl sign-extension semantics. + +2005-04-10 Richard Sandiford <rsandifo@redhat.com> + + * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments + to build_int_cst_wide. + +2005-04-09 Alexandre Oliva <aoliva@redhat.com> + + PR target/20126 + * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed, + set the original address pseudo to the correct value before the + original insn, if possible, and leave the insn alone, otherwise + create a new pseudo, set it and replace it in the insn. + * recog.c (validate_change_maybe_volatile): New. + * recog.h (validate_change_maybe_volatile): Declare. + +2005-04-09 Caroline Tice <ctice@apple.com> + + * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): + Remove targetm.have_named_sections test. + (fix_edges_for_rarely_executed_code): Likewise. + (insert_section_boundary_note): Likewise. + (reorder_basic_blocks): Check partitioning flag before calling + verify_hot_cold_block_grouping. + * dbxout.c (dbxout_function_end): Get hot/cold section labels from + the function struct rather than global variables. + * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro. + (COLD_END_LABEL): Likewise + (cold_text_section_label): New static global variable. + (cold_end_label): Likewise. + (dwarf2out_switch_text_section): Get hot/cold section labels from + the function struct rather than global variables. + (output_aranges): Use cold_text_section_label and cold_end_label; + check partitioning flag before putting out delta. + (output_ranges): Remove incorrect code attempting to use + hot/cold labels. + (output_line_info): Get cold section label from function struct. + (add_location_or_const_value_attribute): Likewise. + (get_subprogram_die): Get hot/cold section labels from function struct. + (dwarf2out_var_location): Likewise. + (dwarf2out_init): Generate cold_text_section_label and cold_end_label; + write out cold_text_section_label if partition flag is set. + (dwarf2out_finish): Write out cold_end_label if partition flag is set; + * function.h (struct function): Add new fields to point to hot/cold + section labels: hot_section_label, cold_section_label, + hot_section_end_label and cold_section_end_label; also add new field + for cold text section name, unlikely_text_section_name. + * opts.c (decode_options): Turn off partitioning flag if + !targetm.have_named_sections. + * output.h (hot_section_label): Remove. + (hot_section_end_label): Remove. + (cold_section_end_label): Remove. + (unlikely_section_label): Remove. + (unlikely_text_section_name): Remove. + * passes.c (rest_of_handle_final): Remove code that frees + unlikely_text_section_name. + * varasm.c (unlikely_section_label): Remove. + (hot_section_label): Remove. + (hot_section_end_label): Remove. + (cold_section_end_label): Remove. + (unlikely_text_section_name): Remove. + (initialize_cold_section_name): Modify to call + targetm.strip_name_encoding; to store cold section name in current + function struct, if it exists; and to only use the decl_section_name + if flag_named_sections is true. + (unlikely_text_section): Modify to get section name out of current + function struct, if there is one; otherwise build it from + UNLIKELY_EXECUTED_TEXT_SECTION_NAME. + (in_unlikely_text_section): Likewise. + (named_section): Modify to get/put cold section name in current function + struct, if there is one. + (function_section): Change 'bool unlikely' to 'int reloc'; check + targetm.have_named_sections before calling named_section. + (current_function_section): Likewise. + (assemble_start_function): Modify to get/put unlikely_text_section_name + in current function struct; modify to get hot/cold section labels + from function struct; initialize labels using + ASM_GENERATE_INTERNAL_LABEL; + test partitioning flag before writing out hot section label. + (assemble_end_function): Test partitioning flag before writing out + hot/cold section labels. + (default_section_type_flags_1): Modify to use array instead of + char* for unlikely_text_section_name; set flags correctly for + cold text section if there is not a current function decl. + +2005-04-09 Jakub Jelinek <jakub@redhat.com> + + * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD + and TI_VA_LIST_FPR_COUNTER_FIELD. + (va_list_gpr_counter_field, va_list_fpr_counter_field): Define. + * tree-pass.h (pass_stdarg): Add. + * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg. + * tree-stdarg.c: New file. + * tree-stdarg.h: New file. + * Makefile.in (OBJS-common): Add tree-stdarg.o. + (tree-stdarg.o): Add dependencies. + * function.h (struct function): Add va_list_gpr_size and + va_list_fpr_size fields. + * function.c (allocate_struct_function): Initialize them. + * target.h (struct gcc_target): Add stdarg_optimize_hook. + * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define. + (TARGET_INITIALIZER): Add it. + + * config/i386/i386.c (ix86_build_builtin_va_list): Initialize + va_list_{g,f}pr_counter_field. + (ix86_setup_incoming_varargs): Don't do anything if reg_save + area will not be used. Only save registers that tree-stdarg.c + detected they need saving. + (ix86_va_start): Don't set up fields that won't be used. + + * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize + va_list_{g,f}pr_counter_field. + (setup_incoming_varargs): Don't do anything if reg_save + area will not be used. Only save registers that tree-stdarg.c + detected they need saving. + (rs6000_va_start): Don't set up fields that won't be used. + + * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h. + (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field. + (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions. + (TARGET_STDARG_OPTIMIZE_HOOK): Define. + +2005-04-09 Jakub Jelinek <jakub@redhat.com> + + PR target/20795 + * config/i386/i386.c (construct_container): Pass empty aligned + struct, union or class in memory. + +2005-04-09 Kazu Hirata <kazu@cs.umass.edu> + + * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c, + tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c, + config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h, + config/rs6000/predicates.md: Fix comment typos. + + * sched-int.h (haifa_insn_data): Remove blockage and units. + (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, + ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE, + MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove. + +2005-04-09 Jan Hubicka <jh@suse.cz> + Steven Bosscher <stevenb@suse.de> + + * cfglayout.c (copy_bbs): Rename n_edges to num_edges. + * cfgloop.c (get_loop_exit_edges): Likewise. + * cfgloopmanip.c (fix_irreducible_loops): Likewise. + (unloop): Likewise. + * loop-unroll.c (analyze_insns_in_loop): Likewise. + * tree-cfg.c (dump_cfg_status): Likewise. + +2005-04-09 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/predicates.md (altivec_register_operand): Remove + redundant match_code test. + (gpc_reg_operand): Same. + (cc_reg_operand): Same. + (cc_reg_not_cr0_operand): Same. + +2005-04-09 Jan Hubicka <jh@suse.cz> + + Forgotten hunk from my last merge patch: + * final.c (output_addr_const): Do not call mark_referenced. + +2005-04-09 Andrew MacLeod <amacleod@redhat.com> + + * doc/tree-ssa.texi: Add immediate use documentation. + +2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (FL_WBUF): Define. + (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed. + (arm_is_6_or_7): Delete. + (arm_tune_wbuf): New. + (arm_override_options): Set arm_tune_wbuf. + * arm.h (arm_tune_strongarm): Renamed from arm_is_strong. + (arm_is_6_or_7): Delete declaration. + (arm_tune_wbuf): New declartion. + * arm.md (is_strongarm): Derive from arm_tune_strongarm. + (model_wbuf): Derive from arm_tune_wbuf. + * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710) + (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t) + (arm740t): Mark CPUs as having a write buffer. + +2005-04-09 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead + of 'const_double_operand' in operand 2 constraints. Update enable + condition. + +2005-04-09 Uros Bizjak <uros@kss-loka.si> + + * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL) + (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New. + * optabs.h (enum optab_index): Add new OTI_lfloor. + (lfloor_optab): Define corresponding macro. + * optabs.c (init_optabs): Initialize lfloor_optab. + * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2 + and lfloordi2 patterns. + * builtins.c (expand_builtin_int_roundingfn): New prototype. + (expand_builtin_int_roundingfn): New function. + (fold_builtin_int_roundingfn): New prototype. + (fold_builtin_int_roundingfn): New function, renamed from + fold_builtin_lround. + Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and + BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}. + (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and + BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn. + (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR. + (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and + BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn. + * convert.c (convert_to_integer): Convert (long int)floor{,f,l}, + into lfloor built-in function and (long long int)floor{,f,l} into + llfloor built-in function. + * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and + BUILT_IN_LLFLOOR. + +2005-04-08 Ian Lance Taylor <ian@airs.com> + + * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT, + CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def. + * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h. + (DO_COND, DO_BODY): Likewise. + (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise. + (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise. + (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT, + BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT. + (build_continue_stmt, build_break_stmt): Don't declare. + (c_do_switch_warnings): Update declaration. + * c-gimplify.c (enum bc_t): Remove. + (struct c_gimplify_ctx, ctxp): Remove. + (push_context, pop_context): Remove static functions. + (c_genericize): Don't call push_context or pop_context. + (begin_bc_block, finish_bc_block): Remove static functions. + (build_bc_goto): Likewise. + (gimplify_c_loop): Likewise. + (gimplify_for_stmt, gimplify_while_stmt): Likewise. + (gimplify_do_stmt, gimplify_switch_stmt): Likewise. + (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT, + DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT. + * c-common.c (c_do_switch_warnings): Rename from + c_do_switch_warnings_1. + (c_do_switch_warnings) [old version]: Remove. + (c_do_switch_expr_warnings): Remove. + * c-typeck.c (c_finish_case): Call new c_do_switch_warnings + function instead of c_do_switch_expr_warnings. + * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT, + CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT. + * c-pretty-print.c (pp_c_statement): Likewise. + * c-semantics.c (build_break_stmt, build_continue_stmt): Remove. + +2005-04-08 Devang Patel <dpatel@apple.com> + + * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop. + While selecting replacement condition pay attention to loop header. + +2005-04-08 Diego Novillo <dnovillo@redhat.com> + + Merge from tree-cleanup-branch: VRP, store CCP, store + copy-prop, incremental SSA updating of FUD chains and + newly exposed symbols. + + * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h. + (OBJS-common): Add tree-vrp.o. + (tree-vrp.o): New rule. + * basic-block.h (nearest_common_dominator_for_set): Declare. + * common.opt (ftree-store-ccp): New flag. + (ftree-copy-prop): New flag. + (ftree-vrp): New flag. + (ftree-store-copy-prop): New flag. + * dominance.c (nearest_common_dominator_for_set): New. + * domwalk.c (walk_dominator_tree): Only traverse + statements in blocks marked in walk_data->interesting_blocks. + * domwalk.h (struct dom_walk_data): Add field interesting_blocks. + * fold-const.c (fold): Handle ASSERT_EXPR. + * opts.c (decode_options): Set flag_tree_copy_prop at -O1. + Set flag_tree_store_ccp, flag_tree_store_copy_prop and + flag_tree_vrp at -O2. + * timevar.def (TV_TREE_VRP): Define. + (TV_TREE_COPY_PROP): Define. + (TV_TREE_STORE_COPY_PROP): Define. + (TV_TREE_SSA_INCREMENTAL): Define. + (TV_TREE_STORE_CCP): Define. + * tree-cfg.c (tree_can_merge_blocks_p): Remove reference + to kill_redundant_phi_nodes from comment. + (verify_expr): Handle ASSERT_EXPR. + * tree-dfa.c (mark_new_vars_to_rename): Remove second + argument. Update all users. + (mark_call_clobbered_vars_to_rename): Remove. Update all + users. + * tree-flow-inline.h (unmodifiable_var_p): New. + * tree-flow.h (enum value_range_type): Declare. + (struct value_range_def): Declare. + (value_range): Declare. + (remove_all_phi_nodes_for): Remove. Update all users. + (find_phi_node_for): Declare. + (add_type_alias): Declare. + (count_uses_and_derefs): Declare. + (kill_redundant_phi_nodes): Remove. + (rewrite_into_ssa): Remove. + (rewrite_def_def_chains): Remove. + (update_ssa, register_new_name_mapping, create_new_def_for, + need_ssa_update_p, name_registered_for_update_p, + release_ssa_name_after_update_ssa, dump_repl_tbl, + debug_repl_tbl, dump_names_replaced_by, + debug_names_replaced_by, mark_sym_for_renaming, + mark_set_for_renaming, get_current_def, set_current_def, + get_value_range, dump_value_range, debug_value_range, + dump_all_value_ranges, debug_all_value_ranges, + expr_computes_nonzero, loop_depth_of_name, + unmodifiable_var_p): Declare. + * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle + ASSERT_EXPR. + * tree-into-ssa.c (block_defs_stack): Update comment. + (old_ssa_names, new_ssa_names, old_virtual_ssa_names, + syms_to_rename, names_to_release, repl_tbl, + need_to_initialize_update_ssa_p, need_to_update_vops_p, + need_to_replace_names_p): New locals. + (NAME_SETS_GROWTH_FACTOR): Define. + (struct repl_map_d): Declare. + (struct mark_def_sites_global_data): Add field + interesting_blocks. + (enum rewrite_mode): Declare. + (REGISTER_DEFS_IN_THIS_STMT): Define. + (compute_global_livein): Use last_basic_block instead of + n_basic_blocks. + (set_def_block): Remove last argument. Update all callers. + (prepare_use_operand_for_rename): Remove. Update all callers. + (prepare_def_operand_for_rename): Remove. Update all callers. + (symbol_marked_for_renaming): New. + (is_old_name): New. + (is_new_name): New. + (repl_map_hash): New. + (repl_map_eq): New. + (repl_map_free): New. + (names_replaced_by): New. + (add_to_repl_tbl): New. + (add_new_name_mapping): New. + (mark_def_sites): Assume that all the operands in the + statement are in normal form. + (find_idf): Assert that the block in the stack is valid. + (get_default_def_for): New. + (insert_phi_nodes_for): Add new argument 'update_p'. + Add documentation. + If update_p is true, add a new mapping between the LHS of + each new PHI and the name that it replaces. + (insert_phi_nodes_1): Only call find_idf if needed. + (get_reaching_def): Call get_default_def_for. + (rewrite_operand): Remove. + (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT + and REWRITE_THIS_STMT are false. + Assume that all the operands in the statement are in + normal form. + (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN. + (rewrite_virtual_phi_arguments): Remove. + (invalidate_name_tags): Remove. + (register_new_update_single, register_new_update_set, + rewrite_update_init_block, replace_use, + rewrite_update_fini_block, rewrite_update_stmt, + rewrite_update_phi_arguments): New. + rewrite_blocks): Remove argument 'fix_virtual_phis'. + Add arguments 'entry', 'what' and 'blocks'. + Initialize the dominator walker according to 'what' and + 'blocks'. + Start the dominator walk at 'entry'. + (mark_def_site_blocks): Add argument 'interesting_blocks'. + Use it to configure the dominator walker. + (rewrite_into_ssa): Remove argument 'all'. + Make internal. + (rewrite_all_into_ssa): Remove. + (rewrite_def_def_chains): Remove. + (mark_def_interesting, mark_use_interesting, + prepare_phi_args_for_update, prepare_block_for_update, + prepare_def_site_for, prepare_def_sites, + dump_names_replaced_by, debug_names_replaced_by, + dump_repl_tbl, debug_repl_tbl, init_update_ssa, + delete_update_ssa, create_new_def_for, + register_new_name_mapping, mark_sym_for_renaming, + mark_set_for_renaming, need_ssa_update_p, + name_registered_for_update_p, ssa_names_to_replace, + release_ssa_name_after_update_ssa, + insert_updated_phi_nodes_for, update_ssa): New. + * tree-loop-linear.c (linear_transform_loops): Call + update_ssa instead of rewrite_into_ssa. + * tree-optimize.c (vars_to_rename): Remove. + Update all users. + (init_tree_optimization_passes): Replace + pass_redundant_phi with pass_copy_prop. + Add pass_vrp. + Replace pass_ccp with pass_store_ccp. + Add pass_store_copy_prop after pass_store_ccp. + (execute_todo): If the TODO_ flags don't include updating + the SSA form, assert that it does not need to be updated. + Call update_ssa instead of rewrite_into_ssa and + rewrite_def_def_chains. + If TODO_verify_loops is set, call verify_loop_closed_ssa. + (tree_rest_of_compilation): + * tree-pass.h (TODO_dump_func, TODO_ggc_collect, + TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts, + TODO_cleanup_cfg): Renumber. + (TODO_verify_loops, TODO_update_ssa, + TODO_update_ssa_no_phi, TODO_update_ssa_full_phi, + TODO_update_ssa_only_virtuals): Define. + (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp): + Declare. + * tree-phinodes.c (make_phi_node): Update documentation. + (remove_all_phi_nodes_for): Remove. + (find_phi_node_for): New. + * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR. + * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise. + (interpret_rhs_modify_expr): Likewise. + * tree-sra.c (decide_instantiations): Mark all symbols in + SRA_CANDIDATES for renaming. + (mark_all_v_defs_1): Rename from mark_all_v_defs. + (mark_all_v_defs): New function. Update all users to call it + with the whole list of scalarized statements, not just the + first one. + * tree-ssa-alias.c (count_ptr_derefs): Make extern. + (compute_flow_insensitive_aliasing): If the tag is + unmodifiable and the variable isn't or vice-versa, don't + make them alias of each other. + (setup_pointers_and_addressables): If the type tag for + VAR is about to change, mark the old one for renaming. + (add_type_alias): New. + * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP. + (ccp_lattice_t): Rename from latticevalue. + (value): Remove. Update all users. + (const_val): New local variable. + (do_store_ccp): New local variable. + (dump_lattice_value): Handle UNINITIALIZED. + (debug_lattice_value): New. + (get_default_value): Re-write. + (set_lattice_value): Re-write. + (def_to_varying): Remove. Update all users. + (likely_value): Return VARYING for statements that make + stores when STORE_CCP is false. + Return VARYING for any statement other than MODIFY_EXPR, + COND_EXPR and SWITCH_EXPR. + (ccp_initialize): Re-write. + (replace_uses_in, replace_vuse_in, substitute_and_fold): + Move to tree-ssa-propagate.c. + (ccp_lattice_meet): Handle memory stores when + DO_STORE_CCP is true. + (ccp_visit_phi_node): Likewise. + (ccp_fold): Likewise. + (evaluate_stmt): Likewise. + (visit_assignment): Likewise. + (ccp_visit_stmt): Likewise. + (execute_ssa_ccp): Add argument 'store_ccp'. Copy it + into DO_STORE_CCP. + (do_ssa_ccp): New. + (pass_ccp): Use it. + (do_ssa_store_ccp): New. + (gate_store_ccp): New. + (pass_store_ccp): Declare. + * tree-ssa-copy.c: Include tree-ssa-propagate.h. + (may_propagate_copy): Reformat. + Don't abort if ORIG is a virtual and DEST isn't. + If NEW does not have alias information but DEST does, + copy it. + (copy_of, cached_last_copy_of, do_store_copy_prop, enum + copy_prop_kind, which_copy_prop): Declare. + (stmt_may_generate_copy, get_copy_of_val, + get_last_copy_of, set_copy_of_val, dump_copy_of, + copy_prop_visit_assignment, copy_prop_visit_cond_stmt, + copy_prop_visit_stmt, copy_prop_visit_phi_node, + init_copy_prop, fini_copy_prop, execute_copy_prop, + gate_copy_prop, do_copy_prop, gate_store_copy_prop, + store_copy_prop): New. + (pass_copy_prop, pass_store_copy_prop): Declare. + * tree-ssa-dom.c (struct opt_stats_d): Add fields + 'num_const_prop' and 'num_copy_prop'. + (cprop_operand): Update them. + (dump_dominator_optimization_stats): Dump them. + (tree_ssa_dominator_optimize): Call update_ssa instead of + rewrite_into_ssa. + (loop_depth_of_name): Declare extern. + (simplify_cond_and_lookup_avail_expr): Guard against NULL + values for LOW or HIGH. + (cprop_into_successor_phis): Only propagate if NEW != ORIG. + (record_equivalences_from_stmt): Call expr_computes_nonzero. + (cprop_operand): Only propagate if VAL != OP. + * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed + statement for renaming. + * tree-ssa-loop-im.c (move_computations): Call update_ssa. + * tree-ssa-loop-ivopts.c (rewrite_address_base): Call + add_type_alias if necessary. + Call mark_new_vars_to_rename. + (tree_ssa_iv_optimize): If new symbols need to be renamed, + mark every statement updated, call update_ssa and + rewrite_into_loop_closed_ssa. + * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB + from LIVEIN if VAR is a virtual. + * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa. + * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR. + (get_call_expr_operands): Reformat statement. + (add_stmt_operand): Don't create V_MAY_DEFs for read-only + symbols. + * tree-ssa-propagate.c (ssa_prop_init): Initialize + SSA_NAME_VALUE for every name. + (first_vdef, stmt_makes_single_load, stmt_makes_single_store, + get_value_loaded_by): New. + (replace_uses_in, replace_vuses_in, replace_phi_args_in, + substitute_and_fold): Move from tree-ssa-ccp.c. + * tree-ssa-propagate.h (struct prop_value_d, prop_value_t, + first_vdef, stmt_makes_single_load, stmt_makes_single_store, + get_value_loaded_by, replace_uses_in, substitute_and_fold): + Declare. + * tree-ssa.c (verify_use): Fix error message. + (propagate_into_addr, replace_immediate_uses, get_eq_name, + check_phi_redundancy, kill_redundant_phi_nodes, + pass_redundant_phi): Remove. Update all users. + * tree-vect-transform.c (vect_create_data_ref_ptr): Call + add_type_alias, if necessary. + * tree-vectorizer.h (struct _stmt_vect_info): Update + documentation for field 'memtag'. + * tree-vrp.c: New file. + * tree.def (ASSERT_EXPR): Define. + * tree.h (ASSERT_EXPR_VAR): Define. + (ASSERT_EXPR_COND): Define. + (SSA_NAME_VALUE_RANGE): Define. + (struct tree_ssa_name): Add field 'value_range'. + (PHI_REWRITTEN): Remove. + (struct tree_phi_node): Remove field 'rewritten'. + * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop, + -ftree-store-copy-prop): Document. + * doc/tree-ssa.texi: Remove broken link to McCAT's compiler. + Document usage of update_ssa. + +2005-04-08 David Edelsohn <edelsohn@gnu.org> + + PR target/20814 + * config/rs6000/predicates.md (altivec_register_operand): Accept + SUBREG. + (and64_operand): Do not limit CONST_INT to mask64_operand. + (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand. + (and_operand): Do not limit CONST_INT to mask_operand. + +2005-04-09 Hans-Peter Nilsson <hp@axis.com> + + PR rtl-optimization/20466 + * flow.c (invalidate_mems_from_set): Handle a MEM by checking it + for overlap of the address of each list member. + (mark_set_1): Call invalidate_mems_from_set for MEMs too. + +2005-04-08 Mike Stump <mrs@apple.com> + + * config/darwin.c (indirect_data): Fix typo in strncmp logic. + + * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops, + instead of 4. + +2005-04-08 Kazu Hirata <kazu@cs.umass.edu> + + * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove. + + * function.c (push_function_context_to): Don't set + contains_functions. + * function.h (function): Remove contains_functions. + (current_function_contains_functions): Remove. + + * function.h (function): Remove instrument_entry_exit. + (current_function_instrument_entry_exit): Remove. + + * function.h (nonlocal_labels): Remove. + + * tree.h (STRIP_MAIN_TYPE_NOPS): Remove. + + * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p. + (check_attr_value, write_attr_get, write_expr_attr_cache, + find_attr, make_internal_attr): Don't reference negative_ok or + unsigned_p. + * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED, + ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove. + (ATTR_STATIC): Adjust the value. + + * c-common.h (C_ARTIFICIAL_STRING_P): Remove. + +2005-04-08 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/tpf.h (ASM_SPEC): Define. + +2005-04-08 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow.h: Remove the prototype for + redirect_immediate_uses. + (TDFA_USE_OPS, TDFA_USE_VOPS): Remove. + +2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (arm_const_double_by_parts): New function. + * arm-protos.h (arm_const_double_by_parts): Add prototype. + * arm.md (define_split for 64-bit constants): Add another one. + +2005-04-08 Andrew MacLeod <amacleod@redhat.com> + + * tree-ssa-operands.c (correct_use_link): Remove linear scan. + +2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h: Revert last change. + +2005-04-08 Richard Sandiford <rsandifo@redhat.com> + + * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD) + (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16) + (TARGET_SWITCHES): Delete. + * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define. + * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check + TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD. + * config/xtensa/xtensa.opt: New file. + +2005-04-08 Ben Elliston <bje@au.ibm.com> + + * config/fp-bit.c: Include L_mul_tf in #endif comment. + * config/fp-bit.h: Tidy comments. + +2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h: Poison PARAMS. + +2005-04-07 Richard Sandiford <rsandifo@redhat.com> + + * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT) + (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT) + (TARGET_SWITCHES): Delete. + * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default. + * config/vax/vax.opt: New file. + +2005-04-07 Daniel Berlin <dberlin@dberlin.org> + + * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment. + +2005-04-07 Ian Lance Taylor <ian@airs.com> + + * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't + define. + * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. + * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): + Likewise. + +2005-04-07 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider + all immediate uses in PHI nodes. + +2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (arm_const_double_inline_cost): Handle any constant by + using gen_lowpart and gen_highpart_mode. + (note_invalid_constants): All constants in an RTX with a constraint + that permits memory are now pushed to the constant pool. + (output_move_double): Delete code to handle reg to reg and + constant to reg moves. + (const_double_needs_minipool, output_mov_immediate): Delete. + * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle + CONST_INT and CONST_VECTOR. + * arm.md (ANY64): New mode macro. + (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints. + (movdf_soft_insn): Split reg-reg and const-reg moves. + (split patterns for 64-bit constant and register moves): New. + * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves. + (cirrus_movdf_hard_insn): Likewise. + * fpa.md (movdf_fpa): Likewise. + * iwmmxt.md (iwmmxt_arm_movdi): Likewise. + (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix + constraints. + (movv2si_internal_2): Likewise. + * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves. + (movdf_vfp): Likewise. + * arm-protos.h (output_mov_immediate): Delete prototype. + +2005-04-07 Joseph S. Myers <joseph@codesourcery.com> + + PR target/20093 + * simplify-rtx.c (simplify_unary_operation_1): Check + SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension. + +2005-04-06 James E Wilson <wilson@specifixinc.com> + + PR target/20717 + * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as + ADDR_EXPR. + +2004-04-06 Richard Sandiford <rsandifo@redhat.com> + + * coverage.h (GCOV_TYPE_NODE): Delete. + * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref) + (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE. + * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler) + (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise. + * value-prof.c (tree_divmod_fixed_value_transform): Delete. + +2004-04-06 Richard Sandiford <rsandifo@redhat.com> + + PR other/20792 + * Makefile.in (gcc.pot): Remove options.c dependency. + * optc-gen.awk: Don't quote help strings with N_(). + +2005-04-06 James A. Morrison <phython@gcc.gnu.org> + + * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if + the function returns a pointer type. + +2005-04-06 Daniel Berlin <dberlin@dberlin.org> + + * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New + * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New + * doc/invoke.texi: Documnet salias-max-implicit-fields. + * tree-ssa-alias.c (struct used_part): Add implicit_uses and + explicit_uses members. + (get_or_create_used_part_for): Initialize new fields. + (fieldoff_compare): New function. + (create_overlap_variables_for): Count number of fields, use + heuristic to determine whether to create subvars for vars with + only implicit uses. + Sort the field list by offset and avoid creating duplicate SFT's. + +2005-04-06 Richard Sandiford <rsandifo@redhat.com> + + * c.opt (-F): Remove trailing whitespace from help string. + (-finput-charset): Use a tab to separate the switch name and help + string. + * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep) + (-ftree-vectorizer-verbose): Likewise. + +2005-04-06 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at + a PHI argument where a use occurs instead of all PHI arguments. + +2005-04-06 Joseph S. Myers <joseph@codesourcery.com> + + * c-decl.c (finish_decl): Apply pending #pragma weak regardless of + scope. + +2005-04-06 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c, + tree-ssa-sink.c, tree.h, config/bfin/bfin.c, + config/bfin/bfin.h: Fix comment typos. + +2005-04-06 Ranjit Mathew <rmathew@hotmail.com> + + * doc/install.texi: Update the URL for Jacks. + * doc/sourcebuild.texi: Likewise. + +2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/17245 + * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'. + Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode. + +2005-04-06 Kelley Cook <kcook@gcc.gnu.org> + + * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change. + +2005-04-06 Richard Sandiford <rsandifo@redhat.com> + + * config/v850/v850-protos.h (override_options): Delete. + * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP) + (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E) + (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT) + (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS) + (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850) + (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET) + (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS) + (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS) + (OVERRIDE_OPTIONS): Delete. + (MASK_CPU): Redefine as MASK_V850 | MASK_V850E. + (small_memory_info): Remove the value field. + (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than + TARGET_NO_APP_REGS. + * config/v850/v850.c (small_memory): Remove the value field. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (override_options): Delete. + (v850_handle_memory_option, v850_handle_option): New functions. + * config/v850/v850.opt: New file. + +2005-04-06 Geoffrey Keating <geoffk@apple.com> + + * config.host: Add a section for generic hosts, and a subsection + for Darwin. Add a case for x86-darwin. Update ppc-darwin case. + * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c. + * config/host-darwin.h: New. + * config/x-darwin: New. + * config/i386/host-i386-darwin.c: New. + * config/i386/x-darwin: New. + * config/rs6000/host-darwin.c: Include host-darwin.h. + (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c. + (darwin_rs6000_gt_pch_use_address): Likewise. + * config/rs6000/x-darwin: Change name of .o built, update + dependencies for changes to rs6000/host-darwin.c. + +2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org> + + PR target/17824 + * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove. + +2005-04-06 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vect-analyze.c (vect_analyze_loop_form): Call + split_loop_exit_edge instead of loop_split_edge_with. + +2005-04-06 Paolo Bonzini <bonzini@gnu.org> + + * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS, + UNSPEC_SET_VSCR): New constants, used throughout. + (*andc3_v4sf): New. + (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw): + Replace with... + (altivec_vspltis<VI_char>): ... this pattern, using + a QImode const_int_operand for the immediate. + (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as + define_expands. + +2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org> + + PR target/17822 + * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove. + +2005-04-06 Kelley Cook <kcook@gcc.gnu.org> + + * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe. + +2005-04-06 Ben Elliston <bje@au.ibm.com> + + * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and + DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these + macros as living in "this file" and not gcc.h. + +2005-04-06 Ben Elliston <bje@au.ibm.com> + + * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not + -ftree-live_range_split. Perhaps renamed at some point? + +2005-04-06 Zdenek Dvorak <dvorakz@suse.cz> + + PR target/20625 + * tree-ssa-loop-ivopts.c (generic_type_for): New function. + (add_candidate_1): Use generic_type_for instead of unsigned_type_for. + +2005-04-06 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-flow.h (number_of_iterations_cond): Declaration removed. + * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static. + (number_of_iterations_special): New function. + (number_of_iterations_exit): Use number_of_iterations_special. + Use simplify_using_outer_evolutions only at -O3. + (number_of_iterations_cond, tree_simplify_using_condition, + simplify_using_initial_conditions, loop_niter_by_eval, + compare_trees, can_count_iv_in_wider_type_bound, + simplify_using_outer_evolutions): Use fold_build. + +2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com> + + * doc/install.texi (Configuration): Document --with-java-home. + +2005-04-05 Richard Henderson <rth@redhat.com> + + PR target/20342 + PR target/20447 + * config/i386/i386.c (print_operand): Handle vector zeros. + (ix86_split_to_parts): Handle CONST_VECTOR. + (ix86_hard_regno_mode_ok): Allow MMX modes in general regs. + (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide + what modes to tie for MMX and SSE registers. + * config/i386/i386.h (MMX_REG_MODE_P): Remove. + * config/i386/i386.md: Extend move 0 -> xor peephole to apply + to vector modes as well. + * config/i386/predicates.md (const0_operand): Handle VOIDmode + properly as an input mode. + +2005-04-05 Andrew MacLeod <amacleod@redhat.com> + + * tree-ssa-operands.c (verify_abort): Use %p for pointers. + +2005-04-05 Andrew MacLeod <amacleod@redhat.com> + + * tree-pretty-print.c (dump_generic_node): Use %p for pointer. + +2005-04-05 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse + and local functions, set sse_nregs to 8 and float_in_sse. + (function_arg_advance, function_arg): If float_in_sse, pass + SFmode and DFmode arguments in SSE registers. + * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field. + + * config/i386/i386.c (ix86_value_regno): Only optimize local functions + of -funit-at-a-time. + +2005-04-05 Paolo Bonzini <bonzini@gnu.org> + + * config/i386/i386-protos.h (ix86_function_value): Accept two + arguments, like the target macro. + * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments. + * config/i386/i386.c (ix86_function_value): Accept the second + argument of the target macro. + (ix86_function_ok_for_sibcall): Pass a function pointer to + ix86_function_value. + (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust + call to ix86_value_regno). + (ix86_value_regno): Add support for returning floating point values + in SSE registers. + +2005-04-05 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/20076 + * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions + that call __builtin_return or __builtin_apply_args. + +2005-04-05 Andrew MacLeod <amacleod@redhat.com> + + * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt. + Use immediate use iterator. + (stmt_is_bumper_for_loop): Use immediate use iterator. + * predict.c (strip_builtin_expect): Use update_stmt. + * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified + on all elements of a STATEMENT_LIST. + (bsi_insert_before, bsi_insert_after): Call update_modified_stmts. + (bsi_remove): Remove imm_use links and mark the stmt as modified. + (bsi_replace): Mark stmt as modified and the update it. + * tree-complex.c (update_complex_assignment): Call mark_stmt_modified. + (expand_complex_libcal): Call update_stmt. + (expand_complex_comparison): Call mark_stmt_modified. + (expand_complex_operations_1): Call update_stmt_if_modified. + (expand_vector_operations_1): Call mark_stmt_modified. + * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df, + compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt, + add_immediate_use, redirect_immediate_use, + redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses, + dump_immediate_uses_for, debug_immediate_uses_for): Delete. + (mark_new_vars_to_rename): Call update_stmt. + * tree-dump.c (dump_option_value_in): Add "stmtaddr". + * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified. + Ignore PHI nodes. + (unmodify_stmt): Delete. + (update_stmt): New. Force an update of a stmt. + (update_stmt_if_modified): update a stmt if it is out of date. + (get_stmt_operands): Verify stmt is NOT modified. + (stmt_modified_p): Update comment. + (delink_imm_use): Remove a use node from its immuse list. + (link_imm_use_to_list): Link a use node to a specific list. + (link_imm_use): Link a node to the correct list. + (set_ssa_use_from_ptr): Set a use node to a specific value, and insert + it in the correct list, if appropriate. + (link_imm_use_stmt): Link a use node, and set the stmt pointer. + (relink_imm_use): Link a use node in place of another node in a list. + (relink_imm_use_stmt): LInk a node in place of another node, and set + the stmt pointer. + (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator. + (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator. + (first_safe_imm_use): New. Initialize a safe immuse iterator. + (next_safe_imm_use): New. Proceed to next safe immuse iterator value. + (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator. + (first_readonly_imm_use): New. Initialize a fast immuse iterator. + (next_readonly_imm_use): New. Get the next fast immuse iterator value. + (has_zero_uses): New. Return true if there are no uses of a var. + (has_single_use): New. Return true if there is only a single use of a + variable. + (single_imm_use): New. Return the simgle immediate use. + (num_imm_uses): New. Return the number of immediate uses. + (get_v_must_def_ops): Use is now a pointer. + (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr, + get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of + the use node. + (get_immediate_uses, num_immediate_uses, immediate_use): Delete. + (delink_stmt_imm_use): Delink all immuses from a stmt. + (phi_arg_index_from_use): New. Return a phi arg index for a use. + * tree-flow.h (struct dataflow_d): Delete. + (immediate_use_iterator_d): New. Immediate use iterator struct. + (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration. + (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration. + (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe + iteration. + (struct stmt_ann_d): Remove dataflow_t from struct. + * tree-if-conv.c (tree_if_conversion). Don't call free_df. + (if_convertible_phi_p): Use FAST immuse iterator. + (if_convertible_loop_p): Don't call compute_immediate_uses. + (replace_phi_with_cond_modify_expr): Call update_stmt. + * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call + update_stmt_if_modified. + (rewrite_all_into_ssa): Initialize ssa operands. + * tree-loop-linear.c (linear_transform_loops): Don't call free_df or + compute_immediate_uses. + * tree-optimize.c (execute_todo): Call verify_ssa whenever the + ssa_property is available. + (execute_one_pass): Change parameters passed to execute_todo. + * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt. + (remove_ssa_form): Call fini_ssa_operands. + (insert_backedge_copies): Delete call to modify_stmt. + * tree-phinodes.c (make_phi_node): Initialize use nodes. + (release_phi_node): Delink any use nodes before releasing. + (resize_phi_node): Relink any use nodes. + (remove_phi_arg_num): Delink the use node. + (remove_phi_node): Release the ssa_name AFTER releasing the phi node. + (remove_all_phi_nodes_for): Release phi node first. + * tree-pretty-print.c (dump_generic_node): Print stmt address. + * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified. + (scalarize_use, scalarize_copy): Call update_stmt. + * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts. + (compute_points_to_and_addr_escape): Call mark_stmt_modified. + * tree-ssa-cpp.c (need_imm_uses_for): Delete. + (ccp_initialize): Remove call to compute_immediate_uses. + (substitute_and_fold, execute_fold_all_builtins): Call update_stmt. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified + stmts. + (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified. + (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified. + (eliminate_redundant_computations): Call mark_stmt_modified. + (cprop_operand): Call mark_stmt_modified. + (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified. + * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete. + (dse_optimize_stmt): Use new immuse interface. + (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df. + * tree-ssa-forwprop.c (need_imm_uses_for): Delete. + (substitute_single_use_vars): Use new immuse interface. + (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df + and compute_immediate_uses. + * tree-ssa-loop-im.c (single_reachable_address): Use new immuse + interface. + (rewrite_mem_refs): Call update_stmt. + (determine_lsm): Remove call to compute_imm_uses and free_df. + * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt. + (try_unroll_loop_completely): Call update_stmt. + * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt. + (rewrite_use_compare): Call update_stmt. + (compute_phi_arg_on_exit): Insert each stmt before trying to process. + (rewrite_use) : Call update_stmt. + * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call. + * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call + update_stmt. + * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration. + (allocate_use_optype, allocate_vuse_optype): Adjust allocation size. + (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink + use nodes. + (initialize_vuse_operand): New. Initialize a vuse operand. + (initialize_v_may_def_operand): New. Initialize a maydef operand. + (initialize_v_must_def_operand): New. Initialize a mustdef operand. + (finalize_ssa_defs): Use stmt parameter. + (correct_use_link): Ensure a use node is in the correct list, and has + the correct stmt pointer. + (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses, + finalize_ssa_v_must_defs): Also initialize use nodes. + (finalize_ssa_stmt_operands): Pass extra stmt operands. + (build_ssa_operands): Seperate parsing from final operand construction. + (parse_ssa_operands): New. Parse entry point for operand building. + (swap_tree_operands): New. Swap 2 tree operands. + (update_stmt_operands): Ranamed from get_stmt_operands. Always builds + operands. + (get_expr_operands): Call swap_tree_operands when needed. + (copy_virtual_operands): Use initialize routines for virtual use ops. + (create_ssa_artficial_load_stmt): Add extra stmt parameter. + (verify_abort): New. Issue imm_use error. + (verify_imm_links): New Verify imm_use links for a var. + (dump_immediate_uses_for): New. Dump imm_uses for a var to file. + (dump_immediate_uses): New. Dump imm_uses for all vars to file. + (debug_immediate_uses): New. Dump imm_uses for all vars to stderr. + (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr. + * tree-ssa-operands.h (struct use_operand_ptr): Delete. + (NULL_USE_OPERAND_P) Define. + (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate + use node. + (struct vuse_operand_type): New struct. + (SET_USE): Call set_ssa_use_from_ptr. + (USE_STMT): Define. + (PHI_ARG_INDEX_FROM_USE): Define. + * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi + argument via SET_USE, not PHI_ARG_DEF_TREE. + * tree-ssa-pre.c (eliminate): Call update_stmt. + * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't + call free_df. + * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator. + (nearest_common_dominator_of_uses): Use imm_use iterator. + (statement_sink_location): Use imm_use iterator and interface. + (execute_sink_code): Don't call compute_immediate_uses or free-df. + * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use + PHI_ARG_DEF, not PHI_ARG_DEF_TREE. + * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info. + (verify_ssa): Ensure no stmt is marked modify after optimization pass + if new parameter is true. + (init_tree_ssa): Don't initialize operand cache here. + (delete_tree_ssa): Don't destroy operand cache here. + (propagate_into_addr): Pass in a use pointer, return true if anything + was changed. + (replace_immediate_uses): Use imm_use iterator, call update_stmt. + (check_phi_redundancy): Use imm_use iterator. + (kill_redundant_phi_nodes): Don't call compute_immediate_uses or + free_df. + * tree-ssanames.c (make_ssa_name): Initialize imm_use node. + (release_ssa_name): Delink node and all elements in its imm_use list. + * tree-tailcall.c (adjust_return_value): Call update_stmt. + * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator. + * tree-vectorizer.c (need_imm_uses_for): Delete. + (vectorize_loops): Dont call compute_immediate_uses or free_df. + * tree.h (struct ssa_imm_use_d): Define. + (SSA_NAME_IMM_USE_NODE): Define. + (struct tree_ssa_name): Add imm_use node. + (PHI_DF): Delete. + (PHI_ARG_IMM_USE_NODE): Define. + (struct phi_arg_d): Add imm_use node. + (struct tree_phi_node): Remove struct dataflow_d element. + (TDF_STMTADDR): Define. + +2005-04-05 Dale Johannesen <dalej@apple.com> + + * doc/invoke.texi (Optimization Options): Remove + duplicate -fcse-follow-jumps. Add -fweb. + (-ftree-lim): Fix spelling (-ftree-loop-im, invariants). + (-fivcanon): Fix spelling (-ftree-loop-ivcanon). + +2005-04-05 Per Bothner <per@bothner.com> + + * tree-ssa.c (execute_early_warn_uninitialized): Pass context node + to talk_tree as 'data' parameter, rather than EXPR_LOCUS. + (warn_uninit): Get EXPR_LOCUS from context now instead. + This fixes a USE_MAPPED_LOCATION testsuite failure. + + * tree-ssa.c (warn_uninitialized_var): Remove useless local. + +2005-04-05 Per Bothner <per@bothner.com> + + * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location + of the artification 'return 0' in main() to BUILTINS_LOCATION. + * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION + before warning. + +2004-04-05 Devang Patel <dpatel@apple.com> + + * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to .. + (lhsr<mode>3): ... new name. + (altivec_vsra<VI_char>): Rename to .. + (ashr<mode>3): ... new name. + * config/rs6000/rs6000.c (builtin_description): Rename shift + operations. + +2004-04-05 Paolo Bonzini <bonzini@gnu.org> + + * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use + gen_lowpart_for_combine. + * cse.c (gen_lowpart_if_possible): Move... + * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try + gen_lowpart_SUBREG. + (gen_lowpart_no_emit_general): Use it. + +2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before + overriding. + +2005-04-05 Paolo Bonzini <bonzini@gnu.org> + + * system.h: Fix typo. + +2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin-modes.def: New file. + * config/bfin/bfin-protos.h: New file. + * config/bfin/bfin.c: New file. + * config/bfin/bfin.h: New file. + * config/bfin/bfin.md: New file. + * config/bfin/bfin.opt: New file. + * config/bfin/crti.s: New file. + * config/bfin/crtn.s: New file. + * config/bfin/elf.h: New file. + * config/bfin/lib1funcs.asm: New file. + * config/bfin/predicates.md: New file. + * config/bfin/t-bfin: New file. + * config/bfin/t-bfin-elf: New file. + * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler): + Document new attributes. + (interrupt, interrupt_handler, saveall): Update documentation for + these attributes. + * doc/install.texi (Specific): Add entry for the Blackfin. + * doc/invoke.texi (Blackfin Options): New section. + * doc/md.texi (Blackfin family): New section to document constraints. + * config.gcc: Add bfin*-* and bfin*-elf configurations. + +2005-04-05 Olivier Hainque <hainque@adacore.com> + + * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to + match what the system unwinder expects. + * config/mips/mips.c (mips_frame_set): If we're saving the return + address register and the dwarf return address column number differs + from the hard register number, adjust the note reg to refer to the + former. + +2004-04-05 Richard Sandiford <rsandifo@redhat.com> + + * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare. + * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG) + (TARGET_SWITCHES, TARGET_DEFAULT): Delete. + (processor_type): New enum. + (mn10300_processor): New variable. + (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor. + (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros. + * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete. + (PROCESSOR_DEFAULT): New macro. + * config/mn10300/mn10300.c (mn10300_processor): New variable. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (mn10300_handle_option, mn10300_override_options): New functions. + * config/mn10300/mn10300.opt: New file. + +2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr> + Sebastian Pop <sebastian.pop@cri.ensmp.fr> + + PR tree-optimization/19903 + * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants + that don't fit in their type after conversion. + +2005-04-05 Uros Bizjak <uros@kss-loka.si> + + PR target/20421 + * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil) + (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber. + Allocate local stack slots here. Set ix86_optimize_mode_switching. + flag here. Implement using define_insn_and_split. + (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387) + (frndintxf2_mask_pm_i387): New insn patterns. + (floorsf2, floordf2, floorxf2): Remove local stack slot allocations. + Do not set ix86_optimize_mode_switching flag. + (ceilsf2, ceildf2, ceilxf2): Same. + (btruncsf2, btruncdf2, btruncxf2): Same. + (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same. + +2005-04-05 Ian Lance Taylor <ian@airs.com> + + PR debug/9963 + * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to + i386_pe_record_external_function. + (i386_pe_record_external_function): Update declaration. + * config/i386/winnt.c (struct extern_list): Add decl field. + (i386_pe_record_external_function): Add decl parameter. + (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not + identifier. + * config/i386/i386-protos.h (i386_pe_record_external_function): + Update declaration. + +2005-04-05 Kazu Hirata <kazu@cs.umass.edu> + + * config/m68k/m68k-protos.h: Add a prototype for + valid_dbcc_comparison_p_2. + * config/m68k/m68k.c (not_sp_operand, symbolic_operand, + extend_operator, const_uint32_operand, const_sint32_operand, + general_src_operand, nonimmediate_src_operand, + memory_src_operand, post_inc_operand, pre_dec_operand, + pcrel_address): Move to predicates to predicates.md. + * config/m68k/m68k.h (PREDICATE_CODES): Remove. + * config/m68k/m68k.md: Include predicates.md. + * config/m68k/predicates.md: New. + +2005-04-04 Roger Sayle <roger@eyesopen.com> + + * config/i386/i386.md (*truncdfsf2_i387_1): New pattern. + + * fold-const.c (maybe_lvalue_p): Delete orphaned comment. + +2005-04-04 Ian Lance Taylor <ian@airs.com> + + * c-typeck.c (struct c_switch): Rename switch_stmt field to + switch_expr. + (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT. + (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND. + (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY. + Call c_do_switch_expr_warnings rather than c_do_switch_warnings. + * c-common.c (c_do_switch_warnings_1): New static function broken + out of c_do_switch_warnings. + (c_do_switch_warnings): Call c_do_switch_warnings_1. + (c_do_switch_expr_warnings): New function. + * c-common.h (c_do_switch_expr_warnings): Declare. + +2005-04-04 David Edelsohn <edelsohn@gnu.org> + Daniel Jacobowitz <dan@codesourcery.com> + + * tree-eh.c (tree_could_trap_p): Allow non-constant floating point + trapping divide. + * rtlanal.c (may_trap_p): Same. + +2005-04-04 Dale Johannesen <dalej@apple.com> + + * ChangeLog: remove reference to ChangeLog.12. + +2005-04-05 Hans-Peter Nilsson <hp@axis.com> + + CRIS epilogue as RTL. + * config/cris/cris.md: Change all 0 in unspec 0 to + CRIS_UNSPEC_PLT. + (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants. + ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New + patterns. + ("return"): Change to define_expand. Call cris_expand_return for + actual expansion. + ("*return_expanded"): New pattern. + ("epilogue"): New define_expand. + * config/cris/cris.h (PREDICATE_CODES): Add + cris_load_multiple_op. + * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec + type. + (enum cris_retinsn_type): New. + (struct machine_function): New member return_type. + (TARGET_ASM_FUNCTION_EPILOGUE): Don't override. + (cris_target_asm_function_epilogue): Remove, moving RTLified + contents to... + (cris_expand_epilogue): New function. + (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p, + (cris_gen_movem_load, cris_load_multiple_op) + (cris_return_address_on_stack_for_return, cris_expand_return): New + functions. + (cris_target_asm_function_prologue) + (cris_initial_frame_pointer_offset): Call + cris_reg_saved_in_regsave_area instead of complicated expression. + Call cris_return_address_on_stack instead of an expression. + (cris_print_operand) <case 'o', case 'O'>: New cases. + (cris_return_address_on_stack): Change return-type to bool. + (cris_simple_epilogue): Ditto. Return false if registers are + saved. + * config/cris/cris-protos.h (cris_simple_epilogue) + (cris_return_address_on_stack): Adjust prototype return type. + (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return) + (cris_return_address_on_stack_for_return): New prototypes. + +2005-04-04 Kazu Hirata <kazu@cs.umass.edu> + + * config/frv/frv.h (PREDICATE_CODES): Add CONST to + gpr_or_int12_operand. + + * config/frv/frv-protos.h: Add a prototype to + frv_legitimate_memory_operand and frv_const_unspec_p. + (frv_unspec): Move from frv.c. + * config/frv/frv.c (frv_unspec): Move to frv-protos.h. + (frv_const_unspec_p, frv_legitimate_memory_operand_): Export. + (ldd_address_operand, fdpic_fptr_operand, frv_load_operand, + gpr_or_fpr_operand, gpr_or_int12_operand, + gpr_fpr_or_int12_operand, fpr_or_int6_operand, + gpr_or_int10_operand, gpr_or_int_operand, int12_operand, + int6_operand, int5_operand, uint5_operand, uint4_operand, + uint1_operand, int_2word_operand, uint16_operand, + upper_int16_operand, integer_register_operand, + gpr_no_subreg_operand, fpr_operand, even_reg_operand, + odd_reg_operand, even_gpr_operand, odd_gpr_operand, + quad_fpr_operand, even_fpr_operand, odd_fpr_operand, + dbl_memory_one_insn_operand, dbl_memory_two_insn_operand, + move_destination_operand, movcc_fp_destination_operand, + frv_function_symbol_referenced_p, move_source_operand, + condexec_dest_operand, condexec_source_operand, + reg_or_0_operand, lr_operand, fdpic_operand, got12_operand, + const_unspec_operand, gpr_or_memory_operand, + gpr_or_memory_operand_with_scratch, fpr_or_memory_operand, + icc_operand, fcc_operand, cc_operand, icr_operand, + fcr_operand, cr_operand, call_operand, sibcall_operand, + symbolic_operand, relational_operator, + integer_relational_operator, float_relational_operator, + ccr_eqne_operator, minmax_operator, + condexec_si_binary_operator, condexec_si_media_operator, + condexec_si_divide_operator, condexec_si_unary_operator, + condexec_sf_conv_operator, condexec_sf_add_operator, + condexec_memory_operand, intop_compare_operator, acc_operand, + even_acc_operand, quad_acc_operand, accg_operand: Move to + predicates.md. + * config/frv/frv.h (PREDICATE_CODES): Remove. + * config/frv/frv.md: Include predicates.md. + * config/frv/predicates.md: New. + +2004-04-04 Richard Sandiford <rsandifo@redhat.com> + + PR target/19537 + * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h. + * tree-ssa-loop-ivopts.c: Include langhooks.h. + (add_standard_iv_candidates_for_size): New function, extracting code + from add_standard_iv_candidates and parameterizing it by type size. + (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size. + +2004-04-04 Richard Sandiford <rsandifo@redhat.com> + + * system.h (GCOV_SIZE_TYPE): Unposion. + * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with... + (GCOV_TYPE_SIZE): ...this new macro. + * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare. + * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions. + (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE. + (build_fn_info_type, build_fn_info_value, build_ctr_info_type) + (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t + instead of unsigned_intSI_type_node. + * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler) + (rtl_gen_one_value_profiler_no_edge_manipulation) + (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE. + * value-prof.c: Include coverage.h. + +2005-04-02 Daniel Berlin <dberlin@dberlin.org> + Diego Novillo <dnovillo@redhat.com> + + Fix PR tree-optimization/20703 + Fix PR tree-optimization/20725 + + * tree-ssa-pre.c (phi_translate): Handle tcc_comparison. + (create_expression_by_pieces): Ditto. + (valid_in_set): Ditto. Also handle tcc_declaration. + (find_or_generate_expression): Handle comparison class. + (insert_into_preds_of_block): Ditto. + (insert_aux): Ditto. + (create_value_expr_from): Handle comparison class, recursively + handle reference nodes. + (compute_avail): Handle comparison classes, rewrite a little cleaner. + (execute_pre): Fix spacing. + (do_fre): Renamed to execute_fre. + +2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/invoke.texi (SPARC options): Document that + -mlittle-endian is not supported on Linux either. + +2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/4198 + PR target/12027 + * config.gcc (Obsolete configurations): Remove + sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*. + (sparclite-*-coff*): Delete. + (sparclite-*-elf*): Likewise. + (sparc86x-*-elf*): Likewise. + (target_cpu_default) <sparc*-*-*>: Remove sparc86x. + * config/sparc/lite.h: Delete. + * config/sparc/litecoff.h: Likewise. + * config/sparc/liteelf.h: Likewise. + * config/sparc/sp86x-elf.h: Likewise. + * config/sparc/t-sparclite: Likewise. + * config/sparc/t-sp86x: Likewise. + +2005-04-04 Adrian Straetling <straetling@de.ibm.com> + + * config/s390/s390-protos.h: (s390_comparison, + s390_alc_comparison, s390_slb_comparison, const0_operand, + consttable_operand, larl_operand, s_operand, + shift_count_operand, bras_sym_operand, load_multiple_operation, + store_multiple_operation, s390_plus_operand): Remove prototypes. + (s390_legitimate_address_without_index_p): New prototype. + * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move + to s390.h. + (s390_comparison, s390_alc_comparison, s390_slb_comparison, + const0_operand, consttable_operand, larl_operand, s_operand, + shift_count_operand, bras_sym_operand, load_multiple_operation, + store_multiple_operation, s390_plus_operand): Move to + predicates.md. + (check_mode): Remove. + (s390_branch_condition_mask): Remove 'static'. Move prototype to + s390-protos.h. + (s390_legitimate_address_without_index_p): New. + * config/s390/s390.h (PREDICATE_CODES): Remove. + * config/s390/s390.md: Include predicates.md. + * config/s390/predicates.md: New. + +2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/20446 + * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0. + * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete. + (NEED_INDICATE_EXEC_STACK): Define to 1. + * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete. + (NEED_INDICATE_EXEC_STACK): Define to 1. + * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end. + (add_pc_to_pic_symbol): Rename into pic_helper_symbol. + (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name. + (pic_helper_emitted_p): New global. + (emit_pic_helper): New function extracted from... + (load_pic_register): ...here. Add 'delay_pic_helper' parameter. + Do not call emit_pic_helper if delay_pic_helper is true. + (sparc_expand_prologue): Pass 'false' to load_pic_register. + (sparc_output_mi_thunk): Pass 'true' to load_pic_register. + (sparc_file_end): New function. + +2005-04-04 Kazu Hirata <kazu@cs.umass.edu> + + * config/mcore/mcore-protos.h: Remove the prototypes for + mcore_arith_reg_operand, mcore_general_movsrc_operand, + mcore_general_movdst_operand, mcore_reload_operand, + mcore_arith_J_operand, mcore_arith_K_operand, + mcore_arith_K_operand_not_0, mcore_arith_M_operand, + mcore_arith_K_S_operand, mcore_arith_imm_operand, + mcore_arith_any_imm_operand, mcore_arith_O_operand, + mcore_literal_K_operand, mcore_addsub_operand, + mcore_compare_operand, mcore_load_multiple_operation, + mcore_store_multiple_operation, mcore_call_address_operand. + Add a prototype for const_ok_for_mcore. + * config/mcore/mcore.c (mcore_call_address_operand, + mcore_general_movsrc_operand, mcore_general_movdst_operand, + mcore_arith_reg_operand, mcore_reload_operand, + mcore_arith_J_operand, mcore_arith_K_operand, + mcore_arith_K_operand_not_0, mcore_arith_K_S_operand, + mcore_arith_M_operand, mcore_arith_imm_operand, + mcore_arith_any_imm_operand, mcore_arith_O_operand, + mcore_literal_K_operand, mcore_addsub_operand, + mcore_compare_operand, mcore_load_multiple_operation, + mcore_store_multiple_operation): Move to predicates.md. + (const_ok_for_mcore): Export. + * config/mcore/mcore.h (PREDICATE_CODES): Remove. + * config/mcore/mcore.md: Include predicates.md. + * config/mcore/predicates.md: New. + + * config/mcore/predicates.md: Fix a comment typo. + +2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com> + Adrian Straetling <straetling@de.ibm.com> + + * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations. + * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise. + * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type" + attribute. + ("imul"): Removed from "type" attribute. + ("*muldi3_sign", "muldi3"): Changed type to imuldi. + ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"): + Changed type to imulsi. + ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi. + +2005-04-04 Richard Sandiford <rsandifo@redhat.com> + + * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT) + (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT) + (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT) + (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC) + (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340) + (TARGET_SWITCHES, mcore_stack_increment_string) + (TARGET_OPTIONS): Delete. + (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather + than *_BIT constants. + (TARGET_8ALIGN): #undef old definition before redefining to 1. + * config/mcore/mcore.c (mcore_stack_increment_string): Delete. + (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT. + (mcore_override_options): Delete mcore_stack_increment code. + Change use of M340_BIT to MASK_M340. + * config/mcore/mcore.opt: New file. + +2005-04-04 Ian Lance Taylor <ian@airs.com> + + * config/arm/arm.c (replace_symbols_in_block): Remove static + function. + +2005-04-04 Kazu Hirata <kazu@cs.umass.edu> + + * config/fr30/fr30-protos.h: Remove the prototypes for + stack_add_operand, add_immediate_operand, + high_register_operand, low_register_operand, call_operand, + di_operand, and nonimmediate_di_operand. + * config/fr30/fr30.c (stack_add_operand, + add_immediate_operand, high_register_operand, + low_register_operand, call_operand, di_operand, + nonimmediate_di_operand): Move to predicates.md. + * config/fr30/fr30.h (PREDICATE_CODES): Remove. + * config/fr30/fr30.md: Include predicates.md. + * config/fr30/predicates.md: New. + + * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and + LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to + mcore_call_address_operand. + + * config/sh/sh.h (PREDICATE_CODES): Add CONST to + general_movsrc_operand. + +2005-04-04 Alan Modra <amodra@bigpond.net.au> + + * passes.c (rest_of_handle_final): NULL unlikely_text_section_name + after freeing. + +2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com> + + PR target/14812 + * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against + a negated value. + +2005-04-04 Richard Henderson <rth@redhat.com> + Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/16104 + * fold-const.c (fold_unary): Fix folding of vector conversions. + +2005-04-04 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (xstormy16-*-elf): Set extra_options. + * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete. + * config/stormy16/stormy16.opt: New file. + +2005-04-04 Richard Sandiford <rsandifo@redhat.com> + + * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT) + (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45) + (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32) + (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE) + (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT) + (TARGET_UNIX_ASM): Delete. + (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45. + * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM. + * config/pdp11/pdp11.c (pdp11_handle_option): New function. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + * config/pdp11/pdp11.opt: New file. + +2005-04-03 Roger Sayle <roger@eyesopen.com> + Alexandre Oliva <aoliva@redhat.com> + + PR c++/19199 + * fold-const.c (non_lvalue): Split tests into... + (maybe_lvalue_p): New function. + (fold_cond_expr_with_comparison): Preserve lvalue-ness for the + C++ front-end prior to lowering into gimple form. + +2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP, + BUILT_IN_STRNCASECMP): New. + * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp + and strndup. + +2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com> + + PR target/14812 + * arm.md (addsi3_compare0_for_combiner): Delete. + (addsi3_compare0_scratch_for_combiner): Delete. + (cmpsi_neg_shiftsi): Delete. + (compare_negsi_si): New pattern. + (cmpsi_negshiftsi_si): New pattern. + (negated_cbranchsi4): Restrict to equality_operator. + + * arm.md (movhi_insn_arch4): delete trailing white space from assembler + template. + +2005-04-03 Kazu Hirata <kazu@cs.umass.edu> + + * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c: + Fix comment typos. + + * doc/install.texi: Fix a typo. + +2005-04-03 Steven Bosscher <stevenb@suse.de> + + PR middle-end/20648 + * bb-reorder.c (duplicate_computed_gotos): Do not unfactor + a computed goto if the edge to the computed goto block has + incoming abnormal edges. Clarify how the function works. + +2005-04-03 Nathan Sidwell <nathan@codesourcery.com> + + * params.c (set_param_value): Use gcc_assert & gcc_unreachable. + * passes.c (open_dump_file, rest_of_handle_final): Likewise. + * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p, + hash_scan_set, reg_set_between_after_reload_p, + reg_used_between_after_reload_p, get_avail_load_store_reg, + eliminate_partially_redundant_load): Likewise. + * postreload.c (reload_cse_simplify_set, + reload_combine_note_use): Likewise. + * predict.c (predict_insn, expected_value_to_br_prob, + propagate_freq, expensive_function_p): Likewise. + * print-rtl.c (print_rtx): Likewise. + * profile.c (instrument_edges, instrument_values, + compute_branch_probabilities, branch_prob, union_groups, + tree_register_profile_hooks, rtl_register_profile_hooks): Likewise. + * protoize.c (in_system_include_dir, file_could_be_converted, + file_normally_convertible, gen_aux_info_file, seek_to_line, + do_cleaning): Likewise. + * tree-ssa-alias.c (collect_points_to_info_r): Likewise. + * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise. + * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise. + +2005-04-03 Mostafa Hagog <mustafa@il.ibm.com> + + * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE. + * modulo-sched.c (undo_replace_buff_elem): New structure. + (kernel_number_of_cycles, ps_unschedule_node, + undo_generate_reg_moves,free_undo_replace_buff, + undo_permute_partial_schedule, loop_single_full_bb_p, + SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop, + build_loops_structure, get_sched_window): New. + (generate_reg_moves): Return undo_replace_buff_elem and other + fixes. + (generate_prolog_epilog): Remove old loop versioning. + (sms_schedule): Use loop information and loop_version. + (sms_schedule_by_order): Split part of it to get_sched_window. + * passes.c (rest_of_handle_sms): call cfg_layout_initialize + cfg_layout_finalize and free_dominance_info before/after SMS. + +2005-04-03 Mostafa Hagog <mustafa@il.ibm.com> + + * cfghooks.c (lv_flush_pending_stmts, + cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges, + lv_adjust_loop_header_phi, lv_add_condition_to_bb): New. + * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge, + lv_add_condition_to_bb, + lv_adjust_loop_header_phi, extract_cond_bb_edges, + flush_pending_stmts): New in cfg_hooks structure. + (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts, + extract_cond_bb_edges, lv_adjust_loop_header_phi, + lv_add_condition_to_bb): New declarations. + * cfgloop.h (duplicate_loop_to_header_edge): Change return type to + bool. + (loop_version): Declare. + * cfgloopmanip.c (cfghooks.h): Include. + (duplicate_loop_to_header_edge): Change return type to bool. + (loop_version, lv_adjust_loop_entry_edge): Move here. + * cfgrtl.c (cfgloop.h): Include. + (rtl_verify_flow_info_1): Fix. + (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New. + (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to + initialization. + * tree-cfg.c (tree_lv_adjust_loop_header_phi, + tree_lv_add_condition_to_bb): New. + (tree_cfg_hooks): Add new hooks to initialization. + * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi, + lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove. + +2005-04-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to + xstormy16_below100_or_register, + xstormy16_splittable_below100_or_register, and + nonimmediate_nonstack_operand. + + * config/stormy16/stormy16-protos.h: Remove the prototypes for + xstormy16_ineqsi_operator, equality_operator, + inequality_operator, shift_operator, + xstormy16_below100_operand, xstormy16_below100_or_register, + xstormy16_splittable_below100_or_register, + xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand. + * config/stormy16/stormy16.c (xstormy16_ineqsi_operator, + equality_operator, inequality_operator, + xstormy16_below100_operand, xstormy16_below100_or_register, + xstormy16_splittable_below100_or_register, + xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand, + nonimmediate_nonstack_operand, shift_operator): Move to + predicates.md. + * config/stormy16/stormy16.h (PREDICATE_CODES): Remove. + * config/stormy16/stormy16.md: Include predicates.md. + * config/stormy16/predicates.md: New. + +2005-04-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/iq2000/iq2000.c (uns_arith_operand, arith_operand, + small_int, large_int, reg_or_0_operand, simple_memory_operand, + equality_op, cmp_op, pc_or_label_operand, call_insn_operand, + move_operand, power_of_2_operand): Move to predicates.md. + * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES, + PREDICATE_CODE): Remove. + * config/iq2000/iq2000.md: Include predicates.md. + * config/iq2000/predicates.md: New. + +2005-04-02 Richard Sandiford <rsandifo@redhat.com> + + * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT) + (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12) + (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS) + (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12) + (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE) + (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS) + (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string) + (m68hc11_reg_alloc_order, m68hc11_soft_reg_count) + (TARGET_M68HC11): Delete. + (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0. + * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete. + * config/m68hc11/m68hc11.c (m68hc11_regparm_string) + (m68hc11_reg_alloc_order, m68hc11_soft_reg_count) + (nb_soft_regs): Delete. + (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT. + (m68hc11_override_options): Remove the code that caters for MASK_M6811 + and MASK_M6812 being set simultaneously. Change the code that sets + the default m68hc11_soft_reg_count to use integers instead of strings. + (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use + m68hc11_soft_reg_count (which now has an int type) as the number + of soft registers. + * config/m68hc11/m68hc11.opt: New file. + +2005-04-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/fr30/fr30.h (PREDICATE_CODES): Remove + fp_displacement_operand, sp_displacement_operand. + + * config/m68hc11/m68hc11-protos.h: Add a prototype for + m68hcc_auto_inc_p. + Remove the prototypes for tst_operand, cmp_operand, + stack_register_operand, d_register_operand, + hard_addr_reg_operand, splitable_operand, + m68hc11_logical_operator, m68hc11_arith_operator, + m68hc11_non_shift_operator, m68hc11_shift_operator, + m68hc11_unary_operator, m68hc11_eq_compare_operator, + non_push_operand, hard_reg_operand, and + reg_or_some_mem_operand. + * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it + extern. + (tst_operand, cmp_operand, non_push_operand, + splitable_operand, reg_or_some_mem_operand, + stack_register_operand, d_register_operand, + hard_addr_reg_operand, hard_reg_operand, + m68hc11_eq_compare_operator, m68hc11_logical_operator, + m68hc11_arith_operator, m68hc11_non_shift_operator, + m68hc11_shift_operator, m68hc11_unary_operator): Move to + predicates.md. + * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove. + * config/m68hc11/m68hc11.md: Include predicates.md. + * config/m68hc11/predicates.md: New. + +2005-04-02 Alexandre Oliva <aoliva@redhat.com> + + PR debug/19345 + * dwarf2out.c (add_abstract_origin_attribute): Revert accidental + change checked in along with 2005-03-03's patch for debug/20253. + * tree-inline.c (remap_type): Remap TYPE_STUB_DECL. + (remap_decl): Insert type decl in map earlier. + +2005-04-02 Alexandre Oliva <aoliva@redhat.com> + + PR tree-optimization/20640 + * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to + post-dominator if it has phi nodes. + (eliminate_unnecessary_stmts): Remove dead phis in all blocks + before dead statements. + +2005-04-02 Alexandre Oliva <aoliva@redhat.com> + + PR middle-end/20491 + * final.c (alter_subreg): Don't call subreg_regno for a non-REG. + +2005-04-02 Alexandre Oliva <aoliva@redhat.com> + + PR rtl-optimization/20290 + * loop.c (for_each_insn_in_loop): Don't assume the loop body runs + in every iteration if the entry point is the exit test. + +2005-04-02 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md (attribute "length"): Define. + +2005-04-02 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/predicates.md (indexed_or_indirect_operand): New. + (word_offset_memref_operand): New. + * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete. + (indexed_or_indirect_operand): Delete. + * config/rs6000/rs6000.c (word_offset_memref_operand): Delete. + (indexed_or_indirect_operand): Delete. + + * config/rs6000/t-darwin8: Comment out ppc64 multilib. + + PR 20650 + * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination + a register. + + * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe. + * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise. + +2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de> + + * gcc/config/vax/vax.md: Spellcheck, fix whitespace. + +2005-04-01 Ian Lance Taylor <ian@airs.com> + + * gcc.c: Don't include <sys/resource.h> or declare getrusage. + (rus, prus): Remove static variables. + (execute): Use pex_run/pex_get_status rather than pexecute/pwait. + (process_command): Permit report_times and use_pipes together. + +2005-04-01 Joseph S. Myers <joseph@codesourcery.com> + + * c-decl.c (validate_proto_after_old_defn): Look at + TYPE_MAIN_VARIANT of argument types. + +2005-04-01 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.c (thumb_call_via_label): Include space for SP. + (arm_output_function_epilogue): Allow call_via_SP. + (thumb_call_via_reg, arm_file_end): Ditto. + * config/arm/arm.h (struct machine_function): Include space for SP. + (thumb_call_via_label): Update declaration. + +2005-04-01 Ian Lance Taylor <ian@airs.com> + + * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when + doing a peephole optimization, once again put any notes in the + proper position. + +2005-04-01 Kazu Hirata <kazu@cs.umass.edu> + + * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos. + +2005-04-01 Nathan Sidwell <nathan@codesourcery.com> + + * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable. + (block_alloc, find_free_reg): Likewise. + * loop-doloop.c (doloop_modify): Likewise. + * loop-invariant.c (record_use): Likewise. + * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze, + get_iv_value, canon_condition, eliminate_implied_condition, + eliminate_implied_condition, simplify_using_initial_values, + shorten_into_mode, canonicalize_iv_subregs, + iv_number_of_iterations): Likewise. + * loop-unroll.c (expand_var_during_unrolling): Likewise. + * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop, + unswitch_loop): Likewise. + * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p, + move_movables, replace_call_address, find_and_verify_loops, + rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations, + record_giv, final_giv_value, general_induction_var, + simplify_giv_expr, extension_within_bounds_p, try_copy_prop, + loop_giv_dump): Likewise. + + * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING, + GCOV_CHECK_WRITING): Remove. + (gcov_position, gcov_rewrite): Use gcc_assert. + * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length, + gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert. + * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use + gcc_assert. + +2005-04-01 Kazu Hirata <kazu@cs.umass.edu> + + * tree-inline.c: Fix a typo. + +2005-04-01 Nathan Sidwell <nathan@codesourcery.com> + + * configure.ac (enable-checking): Explicitly set all variables for + collective switch values. Alphabetize variables. Rename + ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as + synonym for 'no'. + * doc/install.texi (enable-checking): Update documentation. + * configure: Rebuilt. + +2005-04-01 Kazu Hirata <kazu@cs.umass.edu> + + * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where + possible. + +2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.c (adjacent_mem_locations): Reject volatile memory refs. + Also reject cases where this pattern will cause load delay stalls + unless optimizing for size and it will produce a shorter sequence. + * arm.md (arith_adjacent_mem): Make better use of ldm addressing + variants to avoid pre-adjusting the base when possible. + +2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com> + + * arm.md (minmax_arithsi): Reject all eliminable registers, not just + the frame and argument pointers. + (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise. + (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise. + (strsi_predec, loadsi_preinc, loadsi_predec): Likewise. + (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise. + (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise. + (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise. + +2005-04-01 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define, + with entry for selectany attribute. + * config/i386/i386-protos.h (ix86_handle_selectany_attribute): + Declare. + * config/i386/winnt.c (ix86_handle_selectany_attribute): Define. + (i386_pe_asm_named_section): Handle sections generated by + selectany attribute. + * doc/extend.texi (selectany): Document attribute. + +2005-04-01 Paolo Bonzini <bonzini@gnu.org> + Jan Hubicka <jh@suse.cz> + + * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs + to fix addresses involving EBP and ESP. + (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared + for SUBREGed registers. + (legitimate_address_p): Accept SUBREGed registers. + +2005-04-01 Jakub Jelinek <jakub@redhat.com> + + PR c++/19406 + * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL. + (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member + for FIELD_DECLs. + +2005-04-01 Kazu Hirata <kazu@cs.umass.edu> + + * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos. + +2005-04-01 James E Wilson <wilson@specifixinc.com> + + PR c++/20505 + * dwarf2out.c (rtl_for_decl_init): New function. + (rtl_for_decl_location): Extracted from here. + (tree_add_const_value_attribute): Call rtl_for_decl_init and + add_const_value_attribute. Delete initializer_constant_valid_p call. + +2005-04-01 Kazu Hirata <kazu@cs.umass.edu> + + * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c, + lambda-code.c, loop.c, machmode.def, mips-tfile.c, + modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c, + tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h, + config/frv/frv.md, config/i386/i386.c, config/i386/i386.h, + config/i386/i386.md, config/rs6000/predicates.md, + config/rs6000/rs6000.c, config/s390/fixdfdi.h, + config/s390/s390.c, config/stormy16/stormy16.c, + config/stormy16/stormy16.md, config/vax/vax.md: Fix comment + typos. + +2005-04-01 Joseph S. Myers <joseph@codesourcery.com> + + PR c/17855 + * gimplify.c (gimplify_expr): Create a temporary for lvalue + COND_EXPR and CALL_EXPR. + +2005-03-31 Vladimir Makarov <vmakarov@redhat.com> + + PR target/20632 + * genautomata.c (first_cycle_unit_presence): Check all alternative + states for unit presence. + + * doc/md.texi: Remove remark about impossibility to query unit + presence in non nondeterministic automaton state. + + * config/ia64/ia64.c (get_template): Change order of unit querying. + +2005-03-31 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-dom.c (cprop_into_successor_phis): Remove an + obsolete comment. + +2005-03-31 Zdenek Dvorak <dvorakz@suse.cz> + + * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT + flag for edges outside any loops. + +2005-03-31 Janis Johnson <janis187@us.ibm.com> + + * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs. + +2005-03-31 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-alias.c: Follow spelling conventions. + * doc/tree-ssa.texi: Fix a typo. + +2005-03-31 J"orn Rennecke <joern.rennecke@st.com> + + * postreload-gcse.c: Include target.h. + (gcse_after_reload_main): Return early if we cannot modify jumps. + * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H). + +2005-03-31 David Edelsohn <edelsohn@gnu.org> + + * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of + expensive operations. + +2005-03-31 Ian Lance Taylor <ian@airs.com> + + * collect2.c (lderrout): New variable. + (collect_exit): Dump ldout to stdout. Dump and unlink lderrout, + if it is set, to stderr. + (handler): Unlink lderrout if it is set. + (dump_file): Add "to" parameter. Change all callers. + (main): Initialize lderrout. + (collect_execute): Add errname parameter. Change all callers. + Rename redir parameter to outname. Never pass + PEX_STDERR_TO_STDOUT to pex_run. + * collect2.h (collect_execute, dump_file): Update declarations. + * tlink.c (tlink_execute): Add errname parameter. Change all + callers. + (do_tlink): Check lderrout as well as ldout. + +2005-03-31 Caroline Tice <ctice@apple.com> + + * Makefile.in (varasm.o): Add basic-block.h to list of requirements. + (bb-reorder.o): Add errors.h to list of requirements. + (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to + profiledbootstrap flags. + * bb-reorder.c (errors.h): Add new include. + (struct bbro_basic_block_data_def): Add new field, in_trace. + (add_unlikely_executed_notes): Remove function. + (mark_bb_for_unlikely_executed_section): Remove function. + (insert_section_boundary_note): New function. + (verify_hot_cold_block_grouping): New function. + (push_to_next_round_p): Remove variables and tests that push all + cold blocks to last round. + (find_traces): Remove code that added extra round of trace finding + when doing partitioning. + (find_traces_1_round) : Remove variable last_round; add code to + update new struct field, in_trace; correct trace_length where it was + incorrect before (after call to copy_bb); change code that pushed all + cold blocks to last round. Instead verify that all blocks going into + a trace belong in the same partition. + (connect_traces): Modify to connect the traces in two passes, if the + function contains both hot and cold blocks. The first pass connects + all the traces for blocks in the partition that the first block in + the function belongs to; the second pass connnects all the traces + containing blocks that belong in the other partition. + (find_rarely_executed_basic_blocks_and_crossing_edges): Remove + code that automatically put the first block in a function into the + hot partition if the function had any hot blocks. + (fix_crossing_unconditional_branches): Check number of succ edges + before attempting to get one. + (fix_edges_for_rarely_executed_code): Update comment describing + function. + (reorder_basic_blocks): Add code to initialize new field (in_trace); + remove call to add_unlikely_executed_notes; add call to + verify_hot_cold_block_grouping. + (duplicate_computed_gotos): Don't change computed goto if it's a + crossing edge. + (partition_hot_cold_basic_blocks): Update function comment. + * cfgcleanup.c (try_simplify_condjump): Remove redundacy from + condition. + (try_forward_edges): Likewise. + (merge_blocks_move_predecessor_nojumps): Likewise. + (merge_blocks_move_successor_nojumps): Likewise. + (merge_blocks_move): Likewise. + (try_crossjump_bb): Likewise. + * cfglayout.c (update_unlikely_executed_notes): Remove function. + (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE + notes to cold bb's; remove call to update_unlikely_executed_notes. + (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to + NOTE_INSN_SWITCH_TEXT_SECTIONS. + * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove + function declaration. + * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note + from consideration. + (rtl_can_merge_blocks): Remove redundancy from condition. + (try_redirect_by_replacing_jump): Likewise. + (force_nonfallthru_and_redirect): Remove code for adding + UNLIKELY_EXECUTED_CODE notes to cold bb's. + (commit_one_edge_insertion): Likewise. + (cfg_layout_can_merge_blocks_p): Remove redundancy from condition. + * dbxout.c (FORCE_TEXT): Replace function_section with + current_function_section. + (struct dbx_debug_h): Add do_nothing function for new debug_hooks + function, switch_text_section. + (struct xcoff_debug): Likewise. + (dbxout_function_end): Add code to put out label diffs for both + hot and cold sections. + * debug.c (struct do_nothing_debug_hooks): Add do_nothing function + for new debug_hooks funciton, switch_text_section.. + * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks, + switch_text_section. + * dwarf2out.c (struct dw_fde_struct): Add five new fields: + dw_fde_hot_section_label, dw_fde_hot_section_end_label, + dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and + dw_fde_switched_sections. + (output_call_frame_info): Add test to see if function switches text + sections in the middle; if so, use appropriate extra hot and cold + section labels to compute size deltas for the hot and cold sections. + (dwarf2out_begin_prologue): Add code to initialize new fields in + dw_fde_struct. + (dwarf2out_switch_text_section): New function (invoked through + debug_hook); updates new fields in dw_fde_struct appropriately and + increments separate_line_info_table_in_use. + (dwarf2_debug_hooks): Initialize switch_text_section function to be + dwarf2out_switch_text_section. + (struct var_loc_node): Add new field, section_label. + (output_aranges): Add code to check whether in hot or cold section and + use the appropriate label in calculating deltas. + (output_ranges): Likewise. + (output_line_info): Add code to check which section we're in and + use appropriate hot/cold label. + (add_location_or_constant_value_attribute): Likewise. + (gen_subprogam_die): Modify arange attributes to use correct labels. + (dwarf2out_begin_block): Change call to function_section into call to + current_function_section. + (dwarf2out_end_block): Likewise. + (dwarf2out_source_line): Likewise. + (dwarf2out_var_location): Add code to check whether in hot or cold + section and use the appropriate label. + * except.c (output_function_exception_table): Change call to + function_section into call to current_function_section. + * final.c (profile_function): Likewise. + (scan_ahead_for_unlikely_executed_note): Remove function. + (final_scan_insn): Remove calls to + scan_ahead_for_unlikely_executed_note, and related code for switching + to cold section, except for the single time + NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to + debug_hooks->switch_text_sections; replace appropriate calls to + function_section with calls to current_function_section. + * ifcvt.c (find_if_case_1): Remove redundancy from condition, add + test_bb to condition. + (find_if_case_2): Likewise. + * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to + NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately. + * opts.c (decode_options): Change warning about hot/cold partitioning + with exceptionss to inform (so as not to cause bootstrap failures); + remove warning about partitioning with DWARF debug info. + * output.h (current_function_section): Add new function decl. + (insert_section_boundary_note): Likewise. + (enum in_section): Move this declaration here from varasm.c. + (unlikely_section_label): Likewise. + (unlikely_text_section_name): Likewise. + (last_text_section_name): New global variable. + (last_text_section): Likewise. + (hot_section_label): Likewise. + (hot_section_end_label): Likewise. + (cold_section_end_label): Likewise. + * passes.c (rest_of_handle_final): Free unlikely_text_section_name. + * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE + to NOTE_INSN_SWITCH_TEXT_SECTIONS. + * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note + insn from consideration. + * sdbout.c (sdb_debug_hooks): Add do_nothing for new function, + switch_text_section. + * varasm.c (basic-block.h): Add new include. + (unlikely_section_label_printed): Remove global variable. + (unlikely_section_label): Make global variable not be static any more. + (unlikely_text_section_name): Likewise. + (hot_section_end_label): New global variable (not static) + (first_function_block_is_cold): Likewise. + (hot_section_label): Likewise. + (cold_section_end_label): Likewise.. + (last_text_section): New global variable, not static. + (last_text_section_name): New global variable, not static. + (initialize_cold_section_name): New function. + (enum in_section): Move declaration to output.h. + (text_section): Update last_text_section. + (unlikely_text_section): Replace code to determine cold section name + with call to initialize_cold_section_name; Add code to update + last_text_section; remove code for printing out label. + (named_section_real): Add code to update last_text_section and + last_text_section_name as appropriate. + (function_section): Change test for 'unlikely' to depend on + first_function_block_is_cold (moved old test to + current_function_section). + (current_function_section): New function. + (assemble_start_function): Move code that frees + unlikely_text_section_name; initialize hot_section_end_label; + print hot and cold section labels at the start of the function; + set first_function_block_is_cold, if appropriate; initialize l + ast_text_section; add call to insert_section_boundary_note. + (assemble_end_function): Add code to write out hot and cold section + end labels. + *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function, + switch_text_section. + * config/darwin.c (machopic_select_section): Replace incorrect + function in base_funs; update reloc for cold sections if necessary. + * config/darwin.h (SECTION_FUNCTION): Add code to update + last_text_section if appropriate. + (text_unlikely_section): Remove. + * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise. + * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise. + * config/xtensa/xtensa.c (override_options): Turn off hot/cold + partitioning for this architecture. + +2005-03-31 Olivier Hainque <hainque@adacore.com> + + * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO + defined and non-zero. + +2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net> + + PR c++/18644 + * doc/invoke.texi (-Wsynth): Don't document, as it now is void of + semantics. + +2005-03-31 Alan Modra <amodra@bigpond.net.au> + + PR target/20611 + * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline + label operand. Remove (use (unspec..)). Don't emit a label on + the offset word. + * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't + generate inline label for load_toc_v4_PIC_1b. + (rs6000_emit_load_toc_table): Likewise. + +2005-03-31 Kazu Hirata <kazu@cs.umass.edu> + + * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf, + ns32k-*-netbsdelf*, and ns32k-*-netbsd*. + +2005-03-29 Devang Patel <dpatel@apple.com> + + * tree-sra.c (decide_block_copy): Disable scalarization of + sub-elements. + +2005-03-30 Stuart Hastings <stuart@apple.com> + Dale Johannesen <dalej@apple.com> + + * Makefile.in (print-tree.o): Depend on tree-iterator.h. + * print-tree.c (print_node): Add case STATEMENT_LIST. + +2005-03-31 Alan Modra <amodra@bigpond.net.au> + + * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus. + (powerpc64-*-linux*): Use it. Rearrange tm_file assignment. + (powerpc-*-linux*): Build a biarch compiler when --enable-targets + is given with "powerpc64*" or "all", or when --with-cpu chooses + a 64-bit cpu. + +2005-03-30 James E. Wilson <wilson@specifixinc.com> + + PR debug/20268 + * dwarf2out.c (add_high_low_attributes): New function, extracted from + gen_lexical_block_die. + (gen_lexical_block_die, gen_inlined_subroutine_die): Call it. + +2005-03-31 Jan Hubicka <jh@suse.cz> + + 2004-11-02 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_varpool_node_name): New function. + (dump_cgraph_varpool_node): New function. + (dump_varpool): New function. + * cgraphunit.c (cgraph_optimize): Dump varpool. + + 2004-10-16 Jan Hubicka <jh@suse.cz> + + * cgraph.c (decide_is_variable_needed): New function. + (cgraph_varpool_finalize_decl): Use it. + * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing + unit-at-a-time. + * final.c (output_addr_const): Do not call mark_referenced. + * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack; + always go via cgraph. + * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code. + (check_global_declarations): Ifdef out code clearing DECL_RTL. + * tree-optimize.c (execute_inline): Mark functions called. + * i386.c (output_pic_addr_const): Do not call mark_decl_referenced. + + 2004-10-11 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable + (cgraph_varpool_last_needed_node): New static variable. + (enqueue_needed_varpool_node): Break out from ...; add items to the + end of queue; update first pointers. + (cgraph_varpool_mark_needed_node): ... here. + (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node. + (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c + * cgraph.h (cgraph_varpool_node): Add analyzed field. + (cgraph_varpool_first_unanalyzed_node): Declare. + * cgraphunit.c: Include output.h. + (cgraph_varpool_analyze_pending_decls): New function. + (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out + for errors, analyze pending decls. + (cgraph_finalize_compilation_unit): Only analyze decls. + (cgraph_optimize): Assemble the decls after expanding. + +2005-03-30 Daniel Berlin <dberlin@dberlin.org> + + * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure + subvars get marked properly in tags for grouping. + (add_pointed_to_var): Mark only actual pointed to + variables/subvars in addresses needed. + (create_overlap_variables_for): Clear call clobbered on original + variable. + * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular + addresable vars with subvars into list. + * tree-ssa.c (verify_ssa_name): Verify original is not used where + subvar should be. + +2005-03-30 Richard Henderson <rth@redhat.com> + + * cgraph.h (struct cgraph_node): Add alias. + * varasm.c (assemble_alias): Set it. + * cgraphunit.c (cgraph_assemble_pending_functions): Check it and + avoid calling cgraph_expand_function. + +2005-03-30 Tom Tromey <tromey@redhat.com> + + * tree.def (FILE_TYPE): Removed. + * typeclass.h (enum type_class): Removed file_type_class. + * dwarf2out.c (is_base_type): Updated. + (gen_type_die): Likewise. + * dbxout.c (dbxout_type): Updated. + * builtins.c (type_to_class): Updated. + * tree.c (type_contains_placeholder_1): Updated. + * config/sparc/sparc.c (sparc_type_code): Updated. + * config/ia64/ia64.c (hfa_element_mode): Updated. + * expr.c (count_type_elements): Updated. + * stor-layout.c (layout_type): Updated. + * tree-inline.c (remap_type): Updated. + * tree-pretty-print.c (dump_generic_node): Updated. + +2005-03-30 Fariborz Jahanian <fjahanian@apple.com> + + * builtins.c (expand_builtin_powi): Fix mode of + 2nd argument to match int. + * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change + 2nd argument type to int. + * libgcc2.c: Change prototype of __powi* functions to use + int. + +2005-03-30 Dale Johannesen <dalej@apple.com> + + PR middle-end/19225 + * calls.c (expand_call): Flush pending deferrals before + throwing call. + +2005-03-30 Joseph S. Myers <joseph@codesourcery.com> + + PR c/772 + PR c/17913 + * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR, + C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct + c_label_context, label_context_stack): New. + * c-decl.c (define_label): Check for jumps into statement + expressions. Add label to list of defined labels. + (start_function): Push context on label_context_stack. + (finish_function): Pop context from label_context_stack. + * c-typeck.c (label_context_stack): New. + (c_finish_goto_label): Check for jumps into statement + expressions. Add label to list of jumped to labels. + (struct c_switch): Add blocked_stmt_expr. + (c_start_case): Initialize it. + (do_case): Check it. + (c_finish_case): Verify !blocked_stmt_expr. + (c_begin_stmt_expr): Push context on label_context_stack. + Increment blocked_stmt_expr. Mark labels jumped to from outside + as undefinable. + (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels + defined in the statement expression and no longer jumpable to. + Mark labels jumped to from just outside the statement expression + as again definable. Pop context from label_context_stack. + * doc/extend.texi (Statement Exprs): Update. + +2005-03-30 Joseph S. Myers <joseph@codesourcery.com> + + PR c/20368 + * c-decl.c (start_function): Check for old_decl being + error_mark_node. + +2005-03-30 Ian Lance Taylor <ian@airs.com> + + * final.c (final): Remove prescan parameter. Change all callers. + (final_scan_insn): Remove prescan parameter. Change all callers. + +2005-03-30 Kazu Hirata <kazu@cs.umass.edu> + + * tree-vectorizer.c: Fix comment typos. + +2005-03-30 Sebastian Pop <pop@cri.ensmp.fr> + + * tree-scalar-evolution.c (instantiate_parameters_1): Return + as soon as a chrec_dont_know is detected. + +2005-03-31 Danny Smith <dannysmith@users.sourceforge.net> + + Merge from csl-arm-branch. + 2004-02-12 Mark Mitchell <mark@codesourcery.com> + + * tlink.c (recompile_files): Do not assume that "rename" can + overwrite an existing file. + +2005-03-31 Paolo Bonzini <bonzini@gnu.org> + + * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove. + * gcc/configure: Regenerate. + +2005-03-30 Alan Modra <amodra@bigpond.net.au> + + * doc/install.texi: Update binutils requirement for powerpc*-linux. + + * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments. + + * calls.c (struct arg_data): Update "partial" comment. + (load_register_parameters): Update "nregs" comment. + +2005-03-30 Richard Sandiford <rsandifo@redhat.com> + + * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA) + (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES) + (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS) + (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete. + (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE) + (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather + than target_flags & 0. + * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string) + (iq2000_arch, iq2000_parse_cpu): Delete. + (TARGET_HANDLE_OPTION): Override default. + (iq2000_handle_option): New function. + (override_options): Remove -march= and -mcpu= handling. + * config/iq2000/iq2000.opt: New file. + +2005-03-30 Richard Sandiford <rsandifo@redhat.com> + + * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete. + * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG) + (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG) + (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG) + (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG) + (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG) + (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES) + (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX) + (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL) + (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST) + (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT) + (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES) + (c4x_rpts_cycles_string, c4x_cpu_version_string) + (TARGET_OPTIONS): Delete. + (c4x_rpts_cycles, c4x_cpu_version): Declare. + (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33) + (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version. + * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete. + (c4x_cpu_version_string): Delete. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (c4x_handle_option): New function. Map -m3x and -m4x options to the + equivalent -mcpu= option. + (c4x_override_options): Remove -mrpts= and -mcpu= handling from here. + Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB, + TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting + or clearing the appropriate MASK_* bit. + (c4x_file_start): Use c4x_cpu_version. + * config/c4x/c4x.opt: New file. + +2005-03-30 Richard Sandiford <rsandifo@redhat.com> + + * doc/options.texi: Document the new MaskExists flag. + * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...) + if the option has the MaskExists flag. + +2005-03-30 Richard Sandiford <rsandifo@redhat.com> + + * opt-functions.awk (flag_set_p, test_flag): New functions. + (switch_flags): Use them. + * opth-gen.awk: Use flag_set_p to check for flags. + * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags. + +2005-03-30 Ian Lance Taylor <ian@airs.com> + + * config.host (i[34567]86-*-mingw32*): Don't set + host_can_use_collect2 to no. + +2005-03-30 Alan Modra <amodra@bigpond.net.au> + + PR target/20203 + * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL. + Remove convert_memory_address call duplicating that in memory_address. + +2005-03-29 Richard Henderson <rth@redhat.com> + + PR c/20519 + * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call. + (build_compound_literal): Likewise. Propagate decl type into the + initializer. + (finish_decl): Likewise. Use new return value from complete_array_type + for zero sized arrays. + (complete_array_type): Move ... + * c-common.c (complete_array_type): ... here. Change first argument + to pointer-to-type-node. Consistently use sizetype for the index + except for zero sized arrays. Detect zero sized arrays for pedantic + mode diagnostics. Create a new type node instead of modifying the + old node in place. + * c-tree.h (complete_array_type): Move decl ... + * c-common.h (complete_array_type): ... here. + +2005-03-29 Richard Henderson <rth@redhat.com> + + PR tree-opt/19108 + * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR. + +2005-03-29 Kazu Hirata <kazu@cs.umass.edu> + + * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c, + debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c, + rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h, + tree-profile.c, tsystem.h, value-prof.h: Update copyright. + +2005-03-29 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for + truthvalue conversion removal. + +2005-03-29 Ian Lance Taylor <ian@airs.com> + + PR bootstrap/14316 + * collect2.c: Never include <vfork.h>. + (VFORK_STRING, vfork): Don't define. + (pid): Remove global variable. + (handler): Call raise instead of kill (getpid(), ...). + (collect_wait): Add pex parameter. Change all callers. Use + pex_get_status rather than pwait. + (do_wait): Add pex parameter. Change all callers. + (collect_execute): Return struct pex_obj * rather than void. Use + pex routines rather than pexecute. + (fork_execute): Get pex_obj from collect_execute, and pass it to + do_wait. + (scan_prog_file): Use pex routines rather than pipe/vfork/exec. + Only declare quit_handler if SIGQUIT is defined. + (scan_libraries): Likewise. + * collect2.h (collect_execute): Update declaration. + (collect_wait): Update declaration. + * tlink.c (tlink_execute): Get pex_obj from collect_execute, and + pass it to collect_wait. + +2005-03-29 Joseph S. Myers <joseph@codesourcery.com> + + PR c/20672 + * c-parser.c (c_parser_compound_statement_nostart): Give error + message for EOF instead of just setting parser->error. + +2005-03-29 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed. + (slpeel_update_phi_nodes_for_guard1): New function. + (slpeel_update_phi_nodes_for_guard2): New function. + (slpeel_tree_peel_loop_to_edge): Call above new functions instead + of slpeel_update_phi_nodes_for_guard. + (vectorize_loops): Remove call to loop_closed_rewrite. + * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove + assertion. + +2005-03-29 Richard Sandiford <rsandifo@redhat.com> + + * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete. + (TARGET_LITTLE_ENDIAN): New macro. + * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags) + (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG) + (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS) + (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE) + (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK) + (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT) + (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT) + (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string) + (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS) + (TARGET_OPTIONS): Delete. + (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums. + (CACHE_FLUSH_TRAP): Turn into an integer. + (TARGET_LITTLE_ENDIAN): Define to 0 by default. + (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if + -mflush-trap is in use. + * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string) + (m32r_cache_flush_trap_string): Delete. + (m32r_model) Initialize to M32R_MODEL_DEFAULT. + (m32r_sdata): Likewise M32R_SDATA_DEFAULT. + (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=, + -mmodel= and -msdata= handling from... + (m32r_init): ...here. + * config/m32r/m32r.opt: New file. + +2005-03-29 Keith Besaw <kbesaw@us.ibm.com> + + * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function. + (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info. + * tree-vect-analyze.c (vect_object_analysis): additional parm + pass back a "struct ptr_info_def *" with the points-to info. + (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the + statement using info returned from vect_object_analysis. + * tree-vect-transform.c (update_vuses_to_preheader): New function. + (vect_create_data_ref_ptr): Remove updates to vars_to_rename + for virtual uses and defs when creating a replacement vector + reference. Call duplicate_ssa_name_ptr_info to define points-to + info for vector pointer replacement using STMT_VINFO_PTR_INFO. + (vectorizable_store): copy_virtual_operands and update + definition statements. + (vectorizable_load): copy_virtual_operands. Remove call to + mark_call_clobbered_vars_to_rename for call to "const" builtin. + * tree-vectorizer.c (vectorize_loops): Remove calls to + rewrite_into_ssa and bitmap_clear (vars_to_rename). + (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt. + * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and + define macro STMT_VINFO_PTR_INFO for use in accessing. + * tree.h add export of duplicate_ssa_name_ptr_info. + * rs6000.c (altivec_init_builtins): Declare builtin function + __builtin_altivec_mask_for_load to be "const". + +2005-03-29 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/20622 + * cgraph.h (struct cgraph_varpool_node): Add alias field. + * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call + assemble_variable on aliases. + * varasm.c (assemble_alias): Set node->alias. + * toplev.c (wrapup_global_declarations): Don't call + rest_of_decl_compilation on aliases again. + +2005-03-29 Paul Brook <paul@codesourcery.com> + + * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype. + * config/arm/arm.c (arm_dbx_register_number): New function. + * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define. + +2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR middle-end/20263 + * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use + the DECL_NAME, not the DECL_ASSEMBLER_NAME. + +2005-03-29 Dale Johannesen <dalej@apple.com> + + * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H) + $(TREE_H) and $(COVERAGE_H). + * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME. + * opts.c (common_handle_option): Enable tree-based value transforms. + * toplev.c (process_options): Ditto. + * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below + refers to references to this type. + * tree-flow.h: (struct stmt_ann_d): Add histograms field. + * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks + for may_be_more, may_be_less. + (rtl_gen_pow2_profiler): Adjust. + (rtl_gen_one_value_profiler_no_edge_manip): Adjust. + (rtl_gen_one_value_profiler): Adjust. + (rtl_gen_const_delta_profiler): Adjust. + * tree-profile.c (tree_gen_interval_profiler): Implement. + (tree_gen_pow2_profiler): Ditto. + (tree_gen_one_value_profiler): Ditto. + (tree_profiling): New. + (pass_tree_profile): Reference it. + * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h, + tree.h, gcov-io.h. + (insn_divmod_values_to_profile): Rename to + rtl_divmod_values_to_profile. Adjust. + (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust. + (insn_prefetch_values_to_profile): Adjust. + (rtl_value_profile_transformations): Adjust. + (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value. + (gen_mod_pow2): Rename to rtl_mod_pow2. + (gen_mod_subtract): Rename to rtl_mod_subtract. + (divmod_fixed_value_transform): Rename to + rtl_divmod_fixed_value_transform. + (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform. + (mod_subtract_transform): Rename to rtl_mod_subtract_transform. + (rtl_find_values_to_profile): Adjust. + (tree_value_profile_transformations): Implement. + (tree_divmod_values_to_profile): New. + (tree_values_to_profile): New. + (tree_divmod_fixed_value): New. + (tree_mod_pow2): New. + (tree_mod_subtract): New. + (tree_divmod_fixed_value_transform): New. + (tree_mod_pow2_value_transform): New. + (tree_mod_subtract_transform): New. + (tree_find_values_to_profile): Implement. + * profile.c (instrument_values): Free histograms. + (compute_value_histograms): Adjust. Implement tree version. + +2005-03-29 Uros Bizjak <uros@kss-loka.si> + + * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case. + * config/i386/i386.c (output_fix_trunc): Add new round_mode + variable. Output "fldcw" depending on round_mode. + * config/i386/i386.md (UNSPEC_FIST): New. + (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp): + New isns patterns to implement lrint and llrint built-ins as x87 + intrinsic function. + (fistdi2, fist<mode>2 splitters): New splitters. + (lrint<mode>2): New expanders. + +2005-03-28 Ian Lance Taylor <ian@airs.com> + + * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as + 0 when calling final_scan_insn. + +2005-03-28 Jan Hubicka <jh@suse.cz> + + PR middle-end/20635 + * varasm.c (mark_decl_referenced): Do not mark extern inline functions + as needed. + + * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument + types where possible. + +2005-03-26 Per Bothner <per@bothner.com> + + Make -f[no-]show-column also control non-cpp diagnostics. + * c.opt (fshow-column): Move option from here ... + * common.opt (fshow-column): ... to here. + * diagnostic.c (diagnostic_build_prefix): Only print column number + if flag_show_column. + +2005-03-27 Steven Bosscher <stevenb@suse.de> + + * vax-protos.h (vax_output_int_move, vax_output_int_add, + vax_output_conditional_branch): New prototypes. + * vax.c (vax_output_int_move, vax_output_int_add): New functions, + extracted from vax.md mov and add patterns. + (vax_output_conditional_branch): New function to output conditional + branch instructions. + * vax.md: Use mode macros for arithmetic and mov patterns. + Use code macros for the jump patterns. + +2005-03-26 Andrew Pinski <pinskia@physics.uc.edu> + + * Makefile.in (libbackend.o): Depend on version files; + add custom generation command. + +2005-03-26 Andrew Pinski <pinskia@physics.uc.edu> + + PR target/20636 + * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make + sure that we have a REG before getting its REGNO. + +2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New. + * builtins.def (BUILT_IN_STRNDUP): New. + +2005-03-25 Pat Haugen <pthaugen@us.ibm.com> + + PR tree-optimization/20470 + * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold + ABS(x-y). + +2005-03-25 Mike Stump <mrs@apple.com> + + * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0 + sized objects. + +2005-03-25 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>. + Use our own structure definitions. + + * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX. + (fix_truncdfsi2): Allow registers or memory as destination. + When TARGET_PPC_GFXOPT, generate simplified pattern. + (fix_truncdfsi2_internal): Use define_insn_and_split. + (fix_truncdfsi2_internal_gfxopt): New. + (fctiwz): Don't confuse register allocation by giving it no choices. + (stfiwx): New. + * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'. + (EXTRA_MEMORY_CONSTRAINT): Likewise. + * config/rs6000/rs6000.c (indexed_or_indirect_operand): New. + * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New. + +2005-03-25 Kazu Hirata <kazu@cs.umass.edu> + + * dominance.c (free_dominance_info): Speed up by freeing et + data structures without maintaining other nodes. + * et-forest.c (et_free_tree_force): New. + * et-forest.h: Add a prototype for et_free_tree_force. + + * tree.c (get_set_constructor_bits, + get_set_constructor_bytes): Remove. + * tree.h: Remove the corresponding prototypes. + +2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca> + + PR target/15491 + * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs. + (vax_rtx_costs): Return false when passed unsupported rtx's. Handle + FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC, + PRE_DEC, NEG and NOT. + +2005-03-25 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c: Convert uses of fold (build (...)) to + fold_buildN. + +2005-03-25 Zdenek Dvorak <dvorakz@suse.cz> + + PR rtl-optimization/20249 + * cse.c (insert_regs): Do not record equivalence of registers in + different modes. + +2005-03-24 Kazu Hirata <kazu@cs.umass.edu> + + * emit-rtl.c (reverse_comparison): Remove. + * rtl.h: Remove the corresponding prototype. + +2005-03-24 James E Wilson <wilson@specifixinc.com> + + * doc/install.texi (--enable-altivec): Delete docs. + +2005-03-24 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/predicates.md (easy_fp_constant): Return 0 for + SFmode and DFmode before reload when + flag_unsafe_math_optimizations not enabled. + +2005-03-24 Geoffrey Keating <geoffk@apple.com> + + * c.opt (fvisibility-inlines-hidden): Allow for ObjC++. + + * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add + MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE. + +2005-03-24 Nathan Sidwell <nathan@codesourcery.com> + + * configure.ac (enable-checking): Add 'runtime' option. + * doc/install.texi (enable-checking): Document 'runtime' checking. + * tsystem.h (gcc_assert, gcc_unreachable): Define. + * config.in: Regenerated. + * configure: Regenerated. + +2005-03-23 Uros Bizjak <uros@kss-loka.si> + + * optabs.h (enum optab_index): Remove OTI_llrint. + (llrint_optab): Remove macro. + * optabs.c (init_optabs): Remove llrint_optab initialization. + * genopinit.c (optabs): Remove llrint_optab implementation. + * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L} + using lrint_optab. + +2005-03-24 Alexandre Oliva <aoliva@redhat.com> + + PR rtl-optimization/20532 + * simplify-rtx.c (simplify_binary_operation_1): Protect from + overflow when adding coefficients for PLUS or MINUS. + (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of + two as multiplier. + +2005-03-23 Joseph S. Myers <joseph@codesourcery.com> + + * langhooks.h (truthvalue_conversion): Remove. + * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove + LANG_HOOKS_TRUTHVALUE_CONVERSION. + * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison. + * gimplify.c (gimple_boolify): Don't use truthvalue_conversion. + * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove. + +2005-03-23 Kazu Hirata <kazu@cs.umass.edu> + + * params.def: Fix a typo. + * config/mips/mips.c: Follow the spelling convensions. + * doc/invoke.texi: Fix typos. + +2005-03-23 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20601 + + * tree-ssa-pre.c (insert_aux): Add missing condition to + constification. + +2005-03-23 Ian Lance Taylor <ian@airs.com> + + * final.c (final_scan_insn): Don't remove no-op instructions. + * reload1.c (reload): Remove simple no-op instructions even when + not optimizing. + +2005-03-23 Dorit Naishlos <dorit@il.ib.com> + + PR tree-optimization/20501 + * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print + reporting that peeling for alignment is applied moved to... + * (vect_analyze_data_refs_alignment): Here. + +2005-03-23 Ian Lance Taylor <ian@airs.com> + + * reorg.c (dbr_schedule): Remove #if 0 code to call final. + +2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default. + Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A. + +2005-03-23 Hans-Peter Nilsson <hp@axis.com> + + * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not + imply that this is called once, independent of asms in code. + Adjust to now being pased output and input lists. Mention helper + function decl_overlaps_hard_reg_set_p. + * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from + hook_tree_tree_identity and to take three trees, returning third. + * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the + prototype. + * stmt.c: include hard-reg-set.h before tree.h. + (decl_overlaps_hard_reg_set_p): New function, broken out from... + (decl_conflicts_with_clobbers_p): Call + decl_overlaps_hard_reg_set_p. + (expand_asm_operands): Pass output and input lists in call to + targetm.md_asm_clobbers. + * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as + hook_tree_tree_tree_tree_3rd_identity. + * target.h (struct gcc_target.md_asm_clobbers): Take three tree + parameters. + * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype. + * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three + parameters, first two unused. + * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added + parameters. Only add MOF to clobbers if there's no 'h' mentioned + in constraint letters and MOF is not mentioned as a asm-declared + register in neither of the input and output lists. + +2005-03-23 DJ Delorie <dj@redhat.com> + + * optabs.c (expand_binop): Make sure the first subword's result + gets stored. + +2005-03-23 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.c (c_common_truthvalue_conversion): Adjust comment. + Call c_common_truthvalue_conversion rather than + lang_hooks.truthvalue_conversion. + * c-convert.c (convert): Call c_objc_common_truthvalue_conversion. + * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to + c-typeck.c. + * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to + c_common_truthvalue_conversion. + * c-parser.c (c_parser_paren_condition, c_parser_for_statement, + c_parser_conditional_expression, c_parser_binary_expression): Call + c_objc_common_truthvalue_conversion. + * c-typeck.c (build_unary_op): Call + c_objc_common_truthvalue_conversion. + (build_conditional_expr): Do not call + lang_hooks.truthvalue_conversion. + (build_binary_op): Call c_common_truthvalue_conversion. + (c_objc_common_truthvalue_conversion): Moved from + c-objc-common.c. Call default_function_array_conversion instead + of default_conversion. + +2005-03-23 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.h (default_conversion): Remove. + (perform_integral_promotions): Add. + * c-tree.h (default_conversion): Add. + * c-typeck.c (perform_integral_promotions): New, split out from + default_conversion. + * c-common.c (check_case_value): Use perform_integral_promotions, + not default_conversion. + (c_add_case_label): Don't continue processing case label after + found to be pointer. + +2005-03-23 Mark Mitchell <mark@codesourcery.com> + + * gcc.c (do_spec_1): Do not add a -L path for a directory in + the prefix list if we have already added a multilib directory + based on that path. + (main): Do not add MD_EXEC_PREFIX to the list of directories to + search with -L. + +2005-03-22 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (indirect_symref_ok, reload_obstack): Make them + static. + * reload.h: Remove the prototype for indirect_symref_ok. + + * reload1.c (indirect_symref_ok): Make it global. + * reload.h: Add a prototype for indirect_symref_ok. + +2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new + ashlhi3 expander. + +2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de> + + * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments. + +2005-03-22 Daniel Berlin <dberlin@dberlin.org> + + * c-opts.c (c_common_parse_file): Only start/end main source file + if debug hooks says the writer wants it. + * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file + member. + (xcoff_debug_hooks): Ditto. + * debug.c (do_nothing_hooks): Ditto. + * debug.h (gcc_debug_hooks): Ditto. + * dwarf2out.c (dwarf2_debug_hooks): Ditto. + * sdbout.c (sdb_debug_hooks): Ditto. + * vmsdbgout.c (vmsdbg_debug_hooks): Ditto. + +2005-03-22 Mark Mitchell <mark@codesourcery.com> + + * doc/extend.texi: Deprecate C++ min/max operators. + +2005-03-22 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve + artificial original candidates. + +2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de> + Jan Hubicka <jh@suse.cz> + Steven Bosscher <stevenb@suse.de> + + * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute + call cost based on argument sizes. + (cgraph_mark_inline_edge): Avoid inline unit from shrinking by + inlining. + * params.def: (max-inline-inssn-single): Set to 450. + (max-inline-insns-auto): Set to 90. + (max-inline-insns-recursive): Set to 450 + (max-inline-insns-recursive-auto): Set to 450. + (large-function-insns): Set to 2700. + (inline-call-cost): New parameter. + * tree-inline.c (estimate_move_cost): New function. + (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost + for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size + based on arguments. + * tree-inline.h (estimate_move_cost): Declare. + * invoke.texi: (max-inline-inssn-single): Change default to 450. + (max-inline-insns-auto): Change default to 90. + (max-inline-insns-recursive): Change default to 450 + (max-inline-insns-recursive-auto): Change default to 450. + (large-function-insns): Change default to 2700. + (inline-call-cost): Document new parameter. + +2005-03-22 Richard Sandiford <rsandifo@redhat.com> + + * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES) + (TARGET_DEFAULT): Delete. + * config/i860/i860.opt: New file. + +2005-03-22 Richard Sandiford <rsandifo@redhat.com> + + * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int) + (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns) + (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str) + (frv_sched_lookahead): Delete. + * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c. + (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT) + (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD) + (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS) + (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG) + (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC) + (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC) + (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE) + (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT) + (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC) + (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD) + (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR) + (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC) + (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC) + (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE) + (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS) + (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS) + (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT) + (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC) + (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8) + (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS) + (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete. + * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int) + (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns) + (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str) + (frv_sched_lookahead): Delete. + (MASK_DEFAULT_ALLOC_CC): Moved from frv.h. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. + (frv_handle_option): New function. Move -mcpu= handling from... + (frv_override_options): ...here. Remove handling of other + TARGET_OPTIONS. + (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of + TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE. + (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE + and TARGET_NO_MULTI_CE. + (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and + !TARGET_VLIW_BRANCH. + * config/frv/frv.opt: New file. + +2005-03-22 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_ternary): Take decomposed arguments of + CALL_EXPR. + (fold): Update a call to fold_ternary. + + * fold-const.c (fold_build1, fold_build2, fold_build3): New. + * tree.h: Add corresponding prototypes. + +2005-03-22 Jakub Jelinek <jakub@redhat.com> + + PR target/20561 + * cfglayout.c (reemit_insn_block_notes): Don't put block notes in + between jump table and its label. + * final.c (shorten_branches): Handle notes in between ADDR_VEC + resp. ADDR_DIFF_VEC and the label preceeding it. + (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC + is emitted in the right section. + +2005-03-22 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_unary, fold_binary): Update comments + about arguments. + +2005-03-22 Hans-Peter Nilsson <hp@axis.com> + + PR rtl-optimization/20527 + * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an + REG_INC note, test that the register also isn't mentioned in PRED + or SUCC. + +2005-03-22 Ben Elliston <bje@au.ibm.com> + + * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype + and definition. + +2005-03-21 Mike Stump <mrs@apple.com> + + * varasm.c (default_assemble_visibility): Remove extra (). + +2005-03-21 Roger Sayle <roger@eyesopen.com> + + PR middle-end/20557 + * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p + to determine whether a block can be duplicated, rather than test + whether the block contains noncopyable insns ourselves. + +2005-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent + predicates. + +2005-03-21 Richard Sandiford <rsandifo@redhat.com> + + * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete. + +2005-03-21 Richard Sandiford <rsandifo@redhat.com> + + * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL) + (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete. + * config/fr30/fr30.opt: New file. + +2005-03-18 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20542 + + * tree-flow-inline.h (overlap_subvar): Move to here. + * tree-ssa-operands.c: From here. + * tree-flow.h (overlap_subvar): Declare. + * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here. + * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer + for variables with subvars. + +2005-03-21 Mostafa Hagog <mustafa@il.ibm.com> + + PR middle-end/20177 + * ddg.c (create_ddg_dependence): Ignore reg-anti dependency. + * modulo-sched.c (const_iteration_count): Return on NULL + pre-header. + (print_node_sched_params): Return on NULL dump_file. + (generate_reg_moves): Handle reg-anti dependencies and disregard + closing branch when generating register moves. + (sms_schedule): Mark the SMSed block dirty. + * passes.c (rest_of_handle_sms): Call update_life_info for all + basic-blocks. + * testsuite/gcc.dg/20050321-1.c: New test. + +2005-03-21 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO. + * config/xtensa/xtensa.md (movsi_internal, movhi_internal, + movqi_internal): Likewise. + +2005-03-21 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8, + xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4, + xtensa_b4const): Delete prototypes. + (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu, + xtensa_mask_immediate, xtensa_mem_offset): Update prototypes. + (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p, + xtensa_extra_constraint): New prototypes. + (add_operand, arith_operand, nonimmed_operand, mem_operand, + mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand, + lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand, + move_operand, const_float_1_operand, fpmem_offset_operand, + branch_operator, ubranch_operator, boolean_operator): Delete prototypes. + * config/xtensa/xtensa.c (b4const_or_zero): Rename to ... + (xtensa_b4const_or_zero): ...this. Change return type to bool and + argument type to HOST_WIDE_INT. + (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, + xtensa_mask_immediate): Likewise. + (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const): + Likewise. Also make these functions static. + (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete. + (xtensa_const_ok_for_letter_p): New. + (add_operand, arith_operand, nonimmed_operand, mem_operand, + mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand, + lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand, + move_operand, const_float_1_operand, fpmem_offset_operand, + branch_operator, ubranch_operator, boolean_operator): Move to + predicates.md. + (smalloffset_mem_p): Inline code from xtensa_lsi4x4. + (xtensa_mem_offset): Change return type to bool. + (xtensa_extra_constraint): New. + (gen_int_relational): Update type of const_range_p function pointer. + Use xtensa_b4const_or_zero. + * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to + xtensa_const_ok_for_letter_p. Update comments. + (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint. + (PREDICATE_CODES): Delete. + * config/xtensa/xtensa.md: Include predicates.md. + * config/xtensa/predicates.md: New file. + +2005-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/v850/v850-protos.h: Remove the prototypes for + reg_or_int9_operand, reg_or_const_operand, + pattern_is_ok_for_prepare, pattern_is_ok_for_dispose, + reg_or_0_operand, reg_or_int5_operand, call_address_operand, + movsi_source_operand, power_of_two_operand, + not_power_of_two_operand, special_symbolref_operand, + pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and + register_is_ok_for_epilogue. + * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand, + reg_or_int9_operand, reg_or_const_operand, + call_address_operand, special_symbolref_operand, + movsi_source_operand, power_of_two_operand, + not_power_of_two_operand, register_is_ok_for_epilogue, + pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue, + pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to + predicates.md. + * config/v850/v850.h (PREDICATE_CODES): Remove. + * config/v850/v850.md: Include predicates.md. + * config/v850/predicates.md: New. + +2005-03-21 Zack Weinberg <zack@codesourcery.com> + + * Makefile.in (BASEVER, DEVPHASE, DATESTAMP) + (BASEVER_c, DEVPHASE_c, DATESTAMP_c) + (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=. + (itoolsdir, itoolsdatadir): Move definition above new first use. + (install-itoolsdirs): New rule. + (install-mkheaders): Depend on install-itoolsdirs, not + install-include-dir. + +2005-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c: Remove obsolete comments. + +2005-03-21 Richard Guenther <rguenth@gcc.gnu.org> + + * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete + unrolling if -fpeel-loops is specified, too. + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): + Remove superfluous check for flag_unroll_loops. + +2005-03-21 Uros Bizjak <uros@kss-loka.si> + + * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint. + (lrint_optab, llrint_optab): Define corresponding macros. + * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab. + * genopinit.c (optabs): Implement lrint_optab using lrintsi2 + pattern and llrint_optab using llrintdi2 patterns. + * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L} + using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab. + (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and + BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if + flag_unsafe_math_optimizations is set. + +2005-03-21 Paolo Bonzini <bonzini@gnu.org> + + * combine.c (combine_simplify_rtx, simplify_if_then_else, + simplify_logical, if_then_else_cond, known_cond, + simplify_comparison): Adjust calls to reverse_comparison. + Don't use combine_reversed_comparison_code). + (combine_reversed_comparison_code): Remove. + (reversed_comparison): Using reversed_comparison_code, move it... + * jump.c (reversed_comparison): ... here. + * rtl.h (reversed_comparison): Add prototype. + +2005-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_builtin): Take decomposed arguments of + CALL_EXPR. + * fold-const.c (fold_ternary): Update a call to fold_builtin. + * gimplify.c (gimplify_call_expr): Likewise. + * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise. + * tree.h: Update the prototype of fold_builtin. + +2005-03-21 Paolo Bonzini <bonzini@gnu.org> + + * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit. + * rtlhooks.c (gen_lowpart_no_emit_general): New. + * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare. + (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New. + * simplify-rtx.c (simplify_binary_operation_1): Use it. + +2005-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_builtin_1): Take decomposed arguments of + CALL_EXPR. + (fold_builtin): Update a call to fold_builtin_1. + +2005-03-21 Nathan Sidwell <nathan@codesourcery.com> + + PR other/20564 + * gcov.c (output_lines): Only output function block summary when + outputting branch information. + * doc/gcov.texi: Document format of preamble and additional block + information lines. + +2005-03-21 Richard Sandiford <rsandifo@redhat.com> + + * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro. + (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make + the defaults false if BITS_PER_UNIT != 8. + (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI) + (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather + than BITS_PER_UNIT != 8. + (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi) + (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi) + (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove + #undefs. + * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI) + (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE. + +2005-03-20 Roger Sayle <roger@eyesopen.com> + + PR middle-end/20539 + * fold-const.c (fold_binary): Fix type mismatch between + TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types. + (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue + for non-truth-valued expressions. + + * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK + and FUNCTION_DECL in the main switch. + <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR, + TRUTH_XOR_EXPR>: When changing the result type of these tree nodes, + we also need to convert their operands to match. + <TRUTH_NOT_EXPR>: Likewise. + +2005-03-21 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.c (lvalue_or_else): Replace by lvalue_error; only give + diagnostic without checking whether an lvalue. + * c-common.h (lvalue_p): Remove. + (enum lvalue_use): Update comment. + (lvalue_or_else): Replace by lvalue_error. + * c-typeck.c (lvalue_p): Make static. + (lvalue_or_else): New. Call lvalue_error. + +2005-03-21 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (rs6000_parm_start): New function. + (function_arg_advance): Use rs6000_parm_start. + (function_arg, rs6000_arg_partial_bytes): Likewise. + +2005-03-20 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.c (check_case_value): Adjust comment about stripping + NOPs. + (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR. + * c-typeck.c (default_conversion, convert_arguments, + build_modify_expr, convert_for_assignment, store_init_value, + digest_init): Use STRIP_TYPE_NOPS instead of stripping nops + manually. Remove inaccurate comments. + +2005-03-20 Roger Sayle <roger@eyesopen.com> + Joseph S. Myers <joseph@codesourcery.com> + + * varasm.c (do_assemble_alias): Restore comment describing function. + Annotate the target parameter as potentially unused. + +2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl> + + PR target/18551 + * config/avr/avr.c (avr_output_function_prologue): Do not use + current_function_name() in a label, use a local label instead. + +2005-03-20 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_generate_compare): Test + flag_finite_math_only, not flag_unsafe_math_optimizations. + +2005-03-20 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_builtin_1): Update a call to + targetm.fold_builtin. + * hooks.c (hook_tree_tree_bool_null): Rename to + hook_tree_tree_tree_bool_null. Take one more argument of type + tree. + * hooks.h: Update the prototype of hook_tree_tree_bool_null. + * target-def.h (TARGET_FOLD_BUILTIN): Define it as + hook_tree_tree_tree_bool_null. + * target.h (gcc_target): Update the prototype of fold_builtin. + * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed + arguments of CALL_EXPR. + * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the + new prototype. + +2005-03-20 Jan Hubicka <jh@suse.cz> + + * cgraph.h (cgraph_node): Add prev_clone pointer. + * cgraph.c (cgraph_remove_node): Remove from doubly linked chain. + (cgraph_clone_node): Produce doubly linked chain. + +2005-03-20 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.c (handle_aligned_attribute, check_function_sentinel, + get_nonnull_operand, handle_sentinel_attribute, + check_function_arguments_recurse): Do not strip NOPS from + INTEGER_CSTs. + * c-decl.c (check_bitfield_type_and_width, build_enumerator): + Likewise. + * c-format.c (get_constant): Likewise. + * c-parser.c (c_parser_postfix_expression): Likewise. + * c-typeck.c (set_init_index): Likewise. + (convert_arguments): Don't check for NOP_EXPR containing integer + constant. + +2005-03-20 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_fixed_mathfn, fold_builtin_trunc, + fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround): + Take decomposed arguments of CALL_EXPR. + (fold_builtin_1): Update calls to the functions mentioned + above. + +2005-03-20 Joseph S. Myers <joseph@codesourcery.com> + + * c-decl.c (check_bitfield_type_and_width): Require bit-field + width to have integer type. + (build_enumerator): Require enumerator value to have integer type. + +2005-03-19 Joseph S. Myers <joseph@codesourcery.com> + + * doc/extend.texi (__builtin_inf): Move statement about INFINITY + to __builtin_inff. + +2005-03-19 Joseph S. Myers <joseph@codesourcery.com> + + * c.opt (ansi, std=iso9899:1990, std=iso9899:1999, + std=iso9899:199x): Correct descriptions. + +2005-03-19 Joseph S. Myers <joseph@codesourcery.com> + + * config.gcc: Consistently use solaris2.1[0-9]* instead of + solaris2.1[0-9]. + +2005-03-19 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_builtin_memcpy): Take decomposed arguments + of CALL_EXPR. + (expand_builtin_memcpy, fold_builtin_1): Update calls to + fold_builtin_memcpy. + + * builtins.c (fold_trunc_transparent_mathfn): Take decomposed + arguments of CALL_EXPR. + (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil, + fold_builtin_found, fold_builtin_1): Update calls to + fold_trunc_transparent_mathfn. + +2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR middle-end/20493 + * fold-const.c (fold_widened_comparison): Don't optimize casts of + function pointers on targets that require function pointer + canonicalization. + (fold_sign_changed_comparison): Likewise. + +2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com> + + * combine.c (try_combine): When changing the mode of a hard reg, make + sure that doing so is valid. + +2005-03-19 Richard Sandiford <rsandifo@redhat.com> + + * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static. + (TARGET_HANDLE_OPTION): Override default. + (avr_handle_option): New function. + * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP) + (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS) + (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS) + (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS) + (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK) + (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG) + (TARGET_SWITCHES, avr_init_stack, avr_mcu_name) + (TARGET_OPTIONS): Delete. + * config/avr/avr.opt: New file. + +2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/m32r/m32r-protos.h: Remove the prototypes for + call_address_operand, symbolic_operand, seth_add3_operand, + cmp_int16_operand, uint16_operand, reg_or_int16_operand, + reg_or_uint16_operand, reg_or_cmp_int16_operand, + two_insn_const_operand, move_src_operand, + move_double_src_operand, move_dest_operand, + eqne_comparison_operator, signed_comparison_operator, + large_insn_p, conditional_move_operand, carry_compare_operand, + m32r_block_immediate_operand, extend_operand, + reg_or_eq_int16_operand, int8_operand, and + reg_or_zero_operand. + * config/m32r/m32r.c (call_address_operand, symbolic_operand, + seth_add3_operand, int8_operand, cmp_int16_operand, + uint16_operand, reg_or_int16_operand, reg_or_uint16_operand, + reg_or_eq_int16_operand, reg_or_cmp_int16_operand, + reg_or_zero_operand, two_insn_const_operand, move_src_operand, + move_double_src_operand, move_dest_operand, + eqne_comparison_operator, signed_comparison_operator, + extend_operand, small_insn_p, large_insn_p, + conditional_move_operand, carry_compare_operand, + m32r_block_immediate_operand): Move to predicates.md. + (MAX_MOVE_BYTES): Move to m32r.h. + * config/m32r/m32r.h (PREDICATE_CODES): Remove. + * config/m32r/m32r.md: Include predicates.md. + * config/m32r/predicates.md: New. + +2005-03-18 James E Wilson <wilson@specifixinc.com> + + PR c++/19769 + * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract + origin. + +2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/mn10300/mn10300-protos.h: Remove the prototypes for + call_address_operand, const_8bit_operand. + * config/mn10300/mn10300.c (call_address_operand, + const_8bit_operand, const_1f_operand): Move to predicates.md. + * config/mn10300/mn10300.h (PREDICATE_CODES): Remove. + * config/mn10300/mn10300.md: Include predicates.md. + * config/mn10300/predicates.md: New. + +2005-03-18 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for + declarations in diagnostics and %E for identifiers, not %s. + +2005-03-18 Jan Hubicka <jh@suse.cz> + Dale Johannesen <dalej@apple.com> + + * basic-block.h (scale_bbs_frequencies_int, + scale_bbs_frequencies_gcov_type): Declare. + * cfg.c (RDIV): New macro. + (update_bb_frequency_for_threading): Fix. + * basic-block.h (scale_bbs_frequencies_int, + scale_bbs_frequencies_gcov_type): New. + * cfgloopmanip.c (scale_bbs_frequencies): Kill. + (scale_loop_frequencies, duplicate_loop_to_header_edge): Use + scale_bbs_frequencies_int. + * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info. + +2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/m32r/m32r-protos.h: Remove the prototypes for + call_address_operand, symbolic_operand, seth_add3_operand, + cmp_int16_operand, uint16_operand, reg_or_int16_operand, + reg_or_uint16_operand, reg_or_cmp_int16_operand, + two_insn_const_operand, move_src_operand, + move_double_src_operand, move_dest_operand, + eqne_comparison_operator, signed_comparison_operator, + large_insn_p, conditional_move_operand, carry_compare_operand, + m32r_block_immediate_operand, extend_operand, + reg_or_eq_int16_operand, int8_operand, and + reg_or_zero_operand. + * config/m32r/m32r.c (call_address_operand, symbolic_operand, + seth_add3_operand, int8_operand, cmp_int16_operand, + uint16_operand, reg_or_int16_operand, reg_or_uint16_operand, + reg_or_eq_int16_operand, reg_or_cmp_int16_operand, + reg_or_zero_operand, two_insn_const_operand, move_src_operand, + move_double_src_operand, move_dest_operand, + eqne_comparison_operator, signed_comparison_operator, + extend_operand, small_insn_p, large_insn_p, + conditional_move_operand, carry_compare_operand, + m32r_block_immediate_operand): Move to predicates.md. + (MAX_MOVE_BYTES): Move to m32r.h. + * config/m32r/m32r.h (PREDICATE_CODES): Remove. + * config/m32r/m32r.md: Include predicates.md. + * config/m32r/predicates.md: New. + + * config/pa/pa-protos.h: Add prototypes for magic_milli and + shadd_constant_p. + * config/pa/pa.c (reg_or_0_operand, call_operand_address, + symbolic_operand, symbolic_memory_operand, + reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand, + indexed_memory_operand, move_dest_operand, move_src_operand, + prefetch_cc_operand, prefetch_nocc_operand, + reg_or_cint_move_operand, pic_label_operand, fp_reg_operand, + arith_operand, arith11_operand, pre_cint_operand, + post_cint_operan, arith_double_operand, ireg_or_int5_operand, + ireg_operand, int5_operand, uint5_operand, int11_operand, + uint32_operand, arith5_operand, and_operand, ior_operand, + lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand, + pc_or_label_operand, div_operand, plus_xor_ior_operator, + shadd_operand, movb_comparison_operator, + cmpib_comparison_operator): Move to predicates.md. + (magic_milli, shadd_constant_p): Make it extern. + * config/pa/pa.h (PREDICATE_CODES): Remove. + * config/pa/pa.md: Include predicates.md. + * config/pa/predicates.md: New. + + * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent + predicate. + +2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c, + config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md, + config/alpha/freebsd.h, config/alpha/linux.h, + config/alpha/netbsd.h, config/alpha/osf5.h, + config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h, + config/h8300/h8300-protos.h, config/h8300/h8300.c, + config/h8300/h8300.h, config/ia64/unwind-ia64.c, + doc/cppopts.texi: Update copyright. + +2005-03-18 Jan Hubicka <jh@suse.cz> + + PR middle-end/20225 + * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called + too late. + * varasm.c (find_decl_and_mark_needed): Mark needed only when not + called too late. + +2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of + VEC_safe_push. + +2005-03-18 Paolo Bonzini <bonzini@gnu.org> + + * combine.c (gen_binary): Remove. + (known_cond, simplify_shift_const, find_split_point, + combine_simplify_rtx, simplify_if_then_else, simplify_set, + simplify_logical, expand_field_assignment, extract_left_shift, + force_to_mode, if_then_else_cond, apply_distributive_law, + simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine, + simplify_comparison, reversed_comparison): Replace with + simplify_gen_binary, simplify_gen_relational or + distribute_and_simplify_rtx. + (distribute_and_simplify_rtx): New function. + +2005-03-18 Alexey Neyman <alex.neyman@auriga.ru> + Paolo Bonzini <gcc.gnu.org> + + * calls.c (setjmp_call_p, special_function_p): Update comments + at the head of the functions. + +2005-03-18 Jan Hubicka <jh@suse.cz> + + * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition. + + * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether + function body should be released; do not proactively release function + bodies in non-unit-at-a-time mode. + +2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon, + mno-fp-ret-in-387 multilib variants. + +2005-03-18 Richard Sandiford <rsandifo@redhat.com> + + * common.opt (m): Remove. + * opts.c (handle_option): Pass 'm' options to set_target_switch if + table lookup fails. + (common_handle_option): Remove OPT_m case. + +2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_builtin_bitop): Take decomposed arguments + of CALL_EXPR. + (fold_builtin_1): Update a call to fold_builtin_bitop. + + * builtins.c (fold_builtin_signbit): Take decomposed arguments + of CALL_EXPR. + (fold_builtin_1): Update a call to fold_builtin_signbit. + +2005-03-17 Dorit Naishlos <dorit@il.ibm.com> + + PR tree-optimization/20474 + * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the + size_type of the relevant pointer. Check for COMPLETE_TYPE_P. + +2005-03-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Remove prototypes for + general_operand_src, general_operand_dst, single_one_operand, + single_zero_operand, call_insn_operand, + two_insn_adds_subs_operand, small_call_insn_operand, + jump_address_operand, bit_operand, bit_memory_operand, + stack_pointer_operand, const_int_gt_2_operand, + const_int_ge_8_operand, const_int_qi_operand, + const_int_hi_operand, incdec_operand, bit_operator, + nshift_operator, eqne_operator, gtle_operator, + gtuleu_operator, iorxor_operator. + Add prototypes for h8sx_shift_type h8sx_classify_shift and + h8300_ldm_stm_parallel. + * config/h8300/h8300.c (h8sx_shift_type,): Move to + h8300-protos.h. + (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA, + SYMBOL_FLAG_TINY_DATA): Move to h8300.h. + (h8300_ldm_stm_parallel): Make it extern. + (h8300_ldm_parallel, h8300_stm_parallel, + h8300_return_parallel, general_operand_src, + general_operand_dst, h8300_dst_operand, h8300_src_operand, + nibble_operand, reg_or_nibble_operand, single_one_operand, + single_zero_operand, call_insn_operand, + two_insn_adds_subs_operand, small_call_insn_operand, + jump_address_operand, bit_operand, bit_memory_operand, + stack_pointer_operand, const_int_gt_2_operand, + const_int_ge_8_operand, const_int_qi_operand, + const_int_hi_operand, incdec_operand, eqne_operator, + gtle_operator, gtuleu_operator, iorxor_operator, bit_operator, + h8sx_binary_memory_operator, h8sx_unary_memory_operator, + h8sx_unary_shift_operator, h8sx_binary_shift_operator, + nshift_operator): Move to predicates.md. + * config/h8300/h8300.h (PREDICATE_CODES): Remove. + * config/h8300/h8300.md: Include predicates.md. + * config/h8300/predicates.md: New. + +2005-03-17 Richard Henderson <rth@redhat.com> + + * config.gcc (ia64*-*-hpux*): Add extra_options. + * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove. + (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR. + * config/ia64/ia64.c (ia64_fixed_range_string): Remove. + (ia64_tls_size_string, ia64_tune_string): Remove. + (ia64_tune): Init to PROCESSOR_ITANIUM2. + (TARGET_DEFAULT_TARGET_FLAGS): New. + (TARGET_HANDLE_OPTION): New. + (ia64_override_options): Move options parsing ... + (ia64_handle_option): ... here. New. + * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS, + MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32, + MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC, + MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR, + MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR, + MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM, + MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD, + TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES, + TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC, + TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR, + TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR, + TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT, + TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM, + TARGET_EARLY_STOP_BITS): Remove. + (TARGET_ILP32): Default false. + (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove. + (enum ia64_inline_type): New. + (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR. + * config/ia64/ia64.md: Update for new definitions of + TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT. + * config/ia64/ia64.opt: New file. + * config/ia64/ilp32.opt: New file. + +2005-03-17 H.J. Lu <hongjiu.lu@intel.com> + + PR target/18380 + * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed. + +2005-03-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1 + instead of MASK_H8300S. + * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC, + MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE, + MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300, + MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES, + TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H, + TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300, + TARGET_SWITCHES): Remove. + (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and + TARGET_H8300SX. + * config/h8300/h8300.opt: New. + + * config/alpha/alpha.opt, config/arc/arc.opt, + config/h8300/h8300.opt, config/mips/mips.opt: Add copyright + notices. + +2005-03-17 Ian Lance Taylor <ian@airs.com> + + * gmon.c: Remove. + +2005-03-17 Richard Sandiford <rsandifo@redhat.com> + + * config/arc/arc.c (arc_cpu_string): Make static. Default to "base" + (arc_text_string, arc_data_string, arc_rodata_string): Make static. + (TARGET_HANDLE_OPTION): Override default. + (arc_handle_option): New function. + (arc_init): Remove code to set arch_cpu_string. + * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU) + (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC) + (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS) + (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC) + (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT) + (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string) + (arc_rodata_string, TARGET_OPTIONS): Delete. + * config/arc/arc.opt: New file. + +2005-03-17 Richard Henderson <rth@redhat.com> + + * doc/extend.texi (Weak Pragmas): New section. + (attribute alias): Clarify that target must be in the same + translation unit. + +2005-03-17 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.opt: New file. + * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses + of alpha_cpu. + (alpha_cpu_string, alpha_tune_string, alpha_tp_string, + alpha_fprm_string, alpha_fptm_string): Make static. + (alpha_tls_size_string): Remove. + (alpha_handle_option): New. + (override_options): Update for alpha_cpu/alpha_tune split. + (alpha_file_start): Likewise. + (TARGET_DEFAULT_TARGET_FLAGS): New. + (TARGET_HANDLE_OPTION): New. + * config/alpha/alpha.h (alpha_tune): Declare. + (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS, + MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE, + MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS, + TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX, + TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX, + TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS, + MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL, + MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128, + TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6, + TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove. + (TARGET_SWITCHES, TARGET_OPTIONS): Remove. + (TARGET_DEFAULT): Remove MASK_FP. + (TARGET_FP): Redefined based on TARGET_SOFT_FP. + (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS. + (alpha_cpu_string, alpha_tune_string, alpha_fprm_string, + alpha_fptm_string, alpha_tp_string, alpha_mlat_string, + alpha_tls_size_string): Remove. + * config/alpha/alpha.md (prefetch): Use alpha_cpu. + (attribute tune): Rename from attribute cpu. + * config/alpha/ev4.md: Update to match. + * config/alpha/ev5.md, config/alpha/ev6.md: Likewise. + * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP. + * config/alpha/linux.h (TARGET_DEFAULT): Likewise. + * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise. + * config/alpha/osf5.h (TARGET_DEFAULT): Likewise. + * config/alpha/vms.h (TARGET_DEFAULT): Likewise. + +2005-03-16 James E. Wilson <wilson@specifixinc.com> + + * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute, + and return without creating new state if before_nops_num is nonzero. + * config/ia64/ia64.md (first_insn): New attribute. + (alloc): Set it to yes. + +2005-03-16 Daniel Berlin <dberlin@dberlin.org> + + * tree-vectorizer.c (new_vec_stmt_info): Initialize + STMT_VINFO_SUBVARS to NULL. + * tree-vect-analyze.c (vect_analyze_data_refs): Ditto. + +2005-03-16 Dale Johannesen <dalej@apple.com> + + * rtlanal.c (find_first_parameter_load): Rewrite to + return actual first param load or the call if none, + instead of first in block, when not all loads exist. + +2005-03-16 Roger Sayle <roger@eyesopen.com> + + * optabs.c (expand_copysign_absneg): Make static. + * optabs.h (expand_copysign_absneg): Delete prototype. + * config/rs6000/rs6000.md (copysigntf3): Delete pattern. + +2005-03-16 Richard Henderson <rth@redhat.com> + + PR middle-end/15700 + * varasm.c (struct alias_pair): Rename from struct output_def_pair. + (alias_pairs): Rename from output_defs. + (find_decl_and_mark_needed): Split out from assemble_alias. + (do_assemble_alias): New. + (assemble_output_def): Remove. + (finish_aliases_1, finish_aliases_2): New. + (process_pending_assemble_output_defs): Remove. + (assemble_alias): Defer aliases for which we don't yet have a + non-external decl for the target symbol. + * passes.c (rest_of_decl_compilation): Register variables with cgraph. + * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1. + * toplev.c (compile_file): Use finish_aliases_2 instead of + process_pending_assemble_output_defs. + * tree.h (finish_aliases_1, finish_aliases_2): Declare. + (process_pending_assemble_output_defs): Remove. + +2005-03-16 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20489 + + * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT + for empty structures. + +2005-03-16 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20490 + + * tree-ssa-pre.c (create_expression_by_pieces): Use + force_gimple_operand on result of fold. + +2005-03-16 Andrew Pinski <pinskia@physics.uc.edu> + + * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number + of closing parenthesis. + +2005-03-16 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (expand_movstr): Update a call to + fold_builtin_strcpy. + (expand_builtin_strncpy): Update a call to + fold_builtin_strncpy. + (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed + arguments of CALL_EXPR. + (fold_builtin_1): Update calls to fold_builtin_strcpy and + fold_builtin_strncpy. + * tree-ssa-ccp.c (ccp_fold_builtin): Likewise. + * tree.h: Update the prototypes of fold_builtin_strcpy and + fold_builtin_strncpy. + +2005-03-16 Steven Bosscher <stevenb@suse.de> + Dorit Naishlos <dorit@il.ibm.com> + + * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy + UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero" + error. + +2005-03-16 Steven Bosscher <stevenb@suse.de> + + * tree-inline.c (walk_type_fields, walk_tree, + walk_tree_without_duplicates): Move from here... + * tree.c: ...to here. + +2005-03-15 Zack Weinberg <zack@codesourcery.com> + + * BASE-VER, DATESTAMP, DEV-PHASE: New files. + * Makefile.in (gcc_version, gcc_version_trigger, ): Delete. + (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c) + (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables. + (version): Define using $(BASEVER_c). + (Makefile, config.status, build/gcov-iov.o): No longer depends on + version.c. + (version.o): Depend on version files; add custom generation command. + (prefix.o): Define BASEVER on command line. + (s-iov): Depend on version files; adjust command. + (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES): + Add gcc-vers.texi. + (gcc-vers.texi): New rule. + (doc/%.info, doc/%.dvi): Add -I . to command line. + (doc/gccinstall.dvi): Likewise. + (PACKAGE): Delete. All uses replaced with "gcc". + * aclocal.m4: Do not include gcc-version.m4. + * configure.ac: Do not invoke TL_AC_GCC_VERSION. + Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION. + Set is_release based on contents of DEV-PHASE. + Set gcc_version based on contents of BASE-VER. + Define WIN32_REGISTRY_KEY only if the user overrode the default. + * config.in, configure: Regenerate. + * gccbug.in: Determine version of GCC in use at runtime. + * gcov-iov.c: Get version number and development phase from + command line, not by including version.c. + * intl.c: Replace all uses of PACKAGE with "gcc". + * libada-mk.in: Delete unused "gcc_version" variable. + * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER. + * version.c: (VERSUFFIX): New hook for redistributors; adjust + commentary to match. + (version_string): Put together from pieces. + * config/alpha/x-vms: Do not use $(gcc_version). + * config/i386/t-nwld: Likewise. + * doc/include/gcc-common.texi: Include gcc-vers.texi for + version-GCC and DEVELOPMENT. + +2005-03-15 Roger Sayle <roger@eyesopen.com> + + PR tree-optimization/17454 + * tree.c (tree_size): Add case for TREE_BINFO. + * fold-const.c (fold_checksum_tree): Only clear the overloaded + field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set. + +2005-03-15 Roger Sayle <roger@eyesopen.com> + + * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and + op1 whilst expanding the signed widenening multiply variant. + +2005-03-15 Richard Sandiford <rsandifo@redhat.com> + + * toplev.c (display_target_options): Avoid unused variable warning if + TARGET_SWITCHES and TARGET_OPTIONS are both undefined. + * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static. + (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete. + (mips_isa): Initialize to MIPS_ABI_DEFAULT. + (mips_isa_info): New variable. + (mips_parse_cpu): Remove the first argument and leave the caller + to report errors. + (TARGET_HANDLE_OPTION): Override default. + (mips_handle_option): New function. Move option validation code from... + (override_options): ...here. Update calls to mips_parse_cpu. + * config/mips/mips.h (mips_arch_string, mips_tune_string) + (mips_isa_string, mips_abi_string, TARGET_OPTIONS) + (SUBTARGET_TARGET_OPTIONS): Delete. + * config/mips/mips.opt (mabi=, march=, mflush-func=, mips) + (mno-flush-func, mtune=): New options. + +2005-03-15 Roger Sayle <roger@eyesopen.com> + Richard Henderson <rth@redhat.com> + + * real.c (c4x_single_format, c4x_extended_format): Provide values + for signbit_ro for c4x's single and extended floating point formats. + * optabs.c (expand_copysign): Use the floating point format's + signbit_ro for expanding via expand_copysign_absneg, and it's + signbit_rw field for expanding via expand_copysign_bit. + +2005-03-15 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by + known_alignment_for_access_p. + (known_alignment_for_access_p): New. + (do_peeling_for_alignment): Field made int instead of bool and renamed + to peeling_for_alignment. + (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT. + * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This + functionality used to be in vect_analyze_operations. + (vect_analyze_operations): Code to determine vectorization factor was + moved to vect_determine_vectorization_factor. + (vect_enhance_data_refs_alignment): Update to correct alignment when it + is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling + factor. + (vect_analyze_loop): Call vect_determine_vectorization_factor (used to + be part of vect_analyze_operations). + * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when + creating the guard condition, as the number of iterations may be + constant. + (slpeel_tree_peel_loop_to_edge): Use new name of + LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false. + * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known + alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT. + (vect_do_peeling_for_alignment): Use fold. + (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT. + + (vect_update_inits_of_dr): Renamed to + vect_update_init_of_dr. + (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr. + (vectorizable_store): Fix assertion to use == instead of =. + +2005-03-15 Daniel Jacobowitz <dan@codesourcery.com> + + * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear + call_used_regs for wCG registers. + +2005-03-15 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check + for non-offsettable memory references to cope with outstanding reload + replacements, take 2. + +2005-03-15 Uros Bizjak <uros@kss-loka.si> + + PR target/18668 + * config/i386/i386.h (x86_fisttp): New. + (TARGET_FISTTP): New macro. + * config/i386/i386.c (x86_fisttp): Set for NOCONA. + (output_fix_trunc): Add fisttp parameter. Generate fisttp x87 + instruction when fisttp flag is set. + * config/i386/i386-protos.h (output_fix_trunc): Change declaration. + + * config/i386/i386.md (type attribute): Add fisttp. + (unit attribute): Set to i387 for fisttp type. + (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros. + (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for + TARGET_FISTTP. + (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2): + Generate fisttp patterns for TARGET_FISTTP. Implement using mode + macros. + (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp + patterns for TARGET_FISTTP. Enable patterns for + (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros. + (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp, + fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to + implement fisttp x87 insn. + (fix_trunc*_i387_fisttp splitters): New patterns. + (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387): + Rename to *fix_trunc<mode>_i387_1. Implement using mode macros. + Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG + clobber. + (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory): + Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp. + Implement using mode macros. Disable patterns for TARGET_FISTTP. + (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory, + fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and + fix_trunc<mode>_i387_with_temp. Implement using mode macros. + Disable patterns for TARGET_FISTTP. + (fix_trunc*_i387 splitters): Implement usign mode macros. + (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse, + fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH). + (fix_trunx*_sse peephole2s): Implement using mode macros. + +2005-03-15 J"orn Rennecke <joern.rennecke@st.com> + + PR rtl-optimization/20291 + * combine.c (try_combine): If splitting fails, re-try with + original combined pattern, i.e. before clobber stripping. + +2005-03-14 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for + STACK_GROWS_DOWNWARD. + +2005-03-14 Roger Sayle <roger@eyesopen.com> + + * real.h (struct real_format): Split the signbit field into two + two fields, signbit_ro and signbit_rw. + * real.c (ieee_single_format, mips_single_format, ieee_double_format, + mips_double_format, ieee_extended_motorola_format, + ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format, + ieee_extended_intel_128_format, ibm_extended_format, + mips_extended_format, ieee_quad_format, mips_quad_format, + vax_f_format, vax_d_format, vax_g_format, i370_single_format, + i370_double_format, c4x_single_format, c4x_extended_format, + real_internal_format): Update initializers for new field. + * builtins.c (expand_builtin_signbit): Use signbit_ro field of the + real_format structure. + * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw + field of the real_format structure. + +2005-03-14 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/20458 + + * tree-flow-inline.h (mark_call_clobbered): Don't fiddle + DECL_EXTERNAL on STRUCT_FIELD tags. + (clear_call_clobbered): Ditto. + * tree-ssa-operands.c (note_addressable): Make sure the original + variable doesn't slip into the addressable list if we have + subvars. + * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD + tags too. + +2005-03-14 Geoffrey Keating <geoffk@apple.com> + + * doc/cppopts.texi (-fexec-charset): Add concept index entry. + (-fwide-exec-charset): Likewise. + (-finput-charset): Likewise. + * doc/invoke.texi (Warning Options): Document -Wnormalized=. + * c-opts.c (c_common_handle_option): Handle -Wnormalized=. + * c.opt (Wnormalized): New. + +2005-03-14 Devang Patel <dpatel@apple.com> + + * doc/invoke.texi: Add reference to Visibility document. + +2005-03-14 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to + MASK_SPLIT_ADDRESSES. + * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete. + (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD) + (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT) + (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS) + (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN) + (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16) + (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY) + (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400) + (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN) + (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE) + (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D) + (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64) + (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE) + (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS) + (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT) + (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA) + (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN) + (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD) + (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV) + (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1) + (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120) + (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS) + (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32) + (TARGET_EXPLICIT_RELOCS): Delete. + (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete. + (TARGET_OPTIONS): Remove entry for -mfix-vr4130. + * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define. + (override_options): Set MASK_LONG64 if -mint64 is given and no + -mlongXX option is. Complain about -mint64 -mlong32. + (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename + MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT. + * config/mips/mips.opt: New file. + +2005-03-14 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (extra_options): New variable for listing option files. + Add ${cpu_type}/${cpu_type}.opt to it if that file exists. + * configure.ac (extra_opt_files): New AC_SUBST variable. + (tm_file_list, tm_include_list): Include options.h first. + * configure: Regenerate. + * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables. + (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files) + (s-options-h): New rule. + (options.h): Depend on it. + (TEXI_GCCINT_FILES): Add options.texi. + * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare. + * hooks.c (hook_bool_size_t_constcharptr_int_true): New function. + * target.h (gcc_target): Add default_target_flags and handle_option. + * target-def.h (TARGET_DEFAULT_TARGET_FLAGS) + (TARGET_HANDLE_OPTION): New macros. + (TARGET_INITIALIZER): Include them. + * opt-functions.awk (opt_args, nth_arg): New functions. + (switch_flags): Handle the "Target" flag. + (var_args): Delete. + (var_name): Use opt_args and nth_arg. + (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask". + * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_* + macros for the "Mask" and "InverseMask" options. + * opts.h (cl_var_cond): New enum. + (cl_option): Replace the "has_set_value" and "set_value" fields with + "var_cond" and "var_value". + (CL_TARGET): New macro. + (option_enabled, print_filtered_help): Declare. + (decode_options): Move definition. + * opts.c (handle_option): Search for the original option before + removing any "no-" prefix. Handle CL_TARGET. Adjust for the new + var_cond and var_value fields. Use targetm.handle_option to handle + target options. + (decode_options): Set target_flags to targetm.default_target_flags. + (print_filtered_help): Make global. Handle CL_TARGET. + (option_enabled): New function. + * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES. + (display_target_options, set_target_switch, print_switch_values) + (default_pch_valid_p): Guard uses of target_switches with + #ifdef TARGET_SWITCHES. Also... + (display_target_options): Display the CL_TARGET entries in cl_options. + (set_target_option): Don't complain about the "" option when + TARGET_SWITCHES is undefined. + (print_switch_values): Use option_enabled. + (default_pch_valid_p): Check cl_options[] when looking for something + that has changed the value of target_flags. + * c.opt: Remove documentation from top of file. + * doc/gccint.texi: Add an "Options" chapter. Include options.texi. + * doc/sourecebuild.texi: Refer to the new options documentation + instead of c.opt. Document machine-specific .opt files. + * doc/tm.texi (target_flags): Say that this variable is declared + by options.h. + (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document. + (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as + an alternative. + * doc/options.texi: New file. + +2005-03-14 Alexandre Oliva <aoliva@redhat.com> + + PR middle-end/18628 + * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a + register. + +2005-03-14 Alexandre Oliva <aoliva@redhat.com> + + PR c++/20280 + * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a + temporary variable of pointer type if an lvalues is required. + (gimplify_modify_expr_rhs): Request an rvalue from it. + (gimplify_expr): Pass fallback on. + +2005-03-14 Kazu Hirata <kazu@cs.umass.edu> + + * cfgbuild.c: Update comments. + +2005-03-14 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/17236 + * optabs.c (expand_doubleword_mult): New helper function split out + from expand_binop. Permute the order in which instructions are + emitted to minimize the number of simultaneously live registers. + (expand_binop): Call expand_doubleword_mult to synthesize a double + word multiplication. + +2005-03-14 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h: Update the prototypes of cached_make_edge and + rtl_make_eh_edge. + * cfg.c (cached_make_edge): Take edge_cache representing one + row of the adjacency matrix of edges. + * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise. + (make_edges): Initialize edge_cache to represent one row of + the adjacency matrix of edges. + +2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order): + New functions. + (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement. + Remove unused removed_phis variable. + (conditional_replacement): Use build1/build2. + (abs_replacement): Use last_and_only_stmt and build1/build2. + +2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> + + * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST, + ATTR_PURE_NOTHROW_NOVOPS_LIST): New. + * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS. + (BUILT_IN_PREFETCH): Set the NOVOPS attribute. + * c-common.c (handle_novops_attribute): New function. + (c_common_attribute_table): Add "no vops" entry. + * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS. + * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS. + * tree-ssa-operands.c (get_call_expr_operands): Do not + create virtual operands for calls with ECF_NOVOPS flag. + * tree.h (DECL_IS_NOVOPS): New macro. + (struct tree_decl): Add novops_flag. + (ECF_NOVOPS): New constant. + +2005-03-14 Uros Bizjak <uros@kss-loka.si> + + PR target/17688 + * config/i386/i386.c (x86_use_himode_fiop): New. + (x86_use_simode_fiop): Rename from x86_use_fiop. + * config/i386/i386.h (x86_use_himode_fiop): Declare. + (TARGET_USE_HIMODE_FIOP): New. + (x86_use_simode_fiop): Rename from x86_use_fiop. + (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP. + + * config/i386/i386.md (X87MODEI12): New mode macro define. + (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro + to implement x87 FP compare with HImode input operands. + (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387. + Use X87MODEI12 mode macro to handle HImode input operands. + (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387, + *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387): + Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387, + *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode + macro to implement x87 operators with HImode input operands. + (fop splitters): Use X87MODEI12 mode macro to handle HImode + input operands. + +2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of + integer_zerop. + * tree-gimple.c (is_gimple_min_invariant): Consider overflowed + constants invariant. + +2005-03-14 Zdenek Dvorak <dvorakz@suse.cz> + + * basic-block.h (BB_VISITED): Removed. + * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag. + +2005-03-14 Falk Hueffner <falk@debian.org> + + PR bootstrap/20424 + * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo. + +2005-03-14 Kazu Hirata <kazu@cs.umass.edu> + + * ggc-zone.c: Fix comment typos. + + * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h, + stringpool.c, config/mips/mips-protos.h: Update copyright. + +2005-03-14 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *" + throughout with its typedef, "rtx". + * config/rs6000/rs6000.c: Likewise. Formatting fixes. + (rs6000_tls_symbol_ref_1): Remove inline keyword. + * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder + regs in comment to match code. + +2005-03-14 Kazu Hirata <kazu@cs.umass.edu> + + * except.c (check_handled): Make it static. + * except.h: Remove the corresponding prototype. + + * function.c (get_func_frame_size): Make it static. + * function.h: Remove the corresponding type. + + * regclass.c (reg_class_superclasses, reg_class_subclasses): + Make them static. + * hard-reg-set.h: Remove the corresponding declarations. + + * tree-cfg.c (verify_stmts): Check that + bb_for_stmt (stmt) == bb for every PHI node and statement. + +2005-03-14 Alan Modra <amodra@bigpond.net.au> + + * config.gcc: Remove excess indentation. + (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548. + +2005-03-13 Roger Sayle <roger@eyesopen.com> + + PR middle-end/19331 + * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically. + * fold-const.c (fold_sign_changed_comparison): Likewise. + (fold_binary): Optimize comparisons against widened operands if + the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR. + +2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (struct_value_alias_set): New global variable. + (sparc_override_options): Initialize it. + (sparc_struct_value_rtx): Set it on the MEM to be returned. + +2005-03-13 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete. + (reg_or_none500mem_operand): New predicate. + (zero_reg_mem_operand): New predicate. + * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate + to reg_or_none500mem_operand. + (extendsfdf2_fpr): Add MEM alternative. + (extenddftf2_internal): Change operand2 predicate to + zero_reg_mem_operand. + +2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> + + * ggc-zone.c: Rewritten. + + * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics + if there are none. + * configure.ac: Define GGC_ZONE for --with-gc=zone. + * config.in: Regenerated. + * configure: Regenerated. + * gengtype.c (write_types_process_field, write_func_for_structure): + Pass new argument to gt_pch_note_object. + * ggc-common.c (struct ptr_data): Add TYPE. + (gt_pch_note_object): Take TYPE argument and save it. + (call_count): Update call to ggc_pch_count_object. + (call_alloc): Update call to ggc_pch_alloc_object. + (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH + file. + * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete. + * ggc-page.c (rtl_zone, tree_zone, garbage_zone) + (ggc_alloc_zone_stat): Delete. + (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument. + * ggc.h (gt_pch_note_object, ggc_pch_count_object) + (ggc_pch_alloc_object): Update prototypes. + (garbage_zone): Delete. + (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to + GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into + pointers. + (tree_id_zone): New variable. + (ggc_alloc_cleared_zone): Remove unused. + (ggc_alloc_zone): Define. + (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone. + * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use + ggc_alloc_zone_stat. + * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object. + * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat) + (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat. + (make_node_stat): Likewise. Use tree_id_zone. + +2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> + Joseph S. Myers <joseph@codesourcery.com> + + * configure.ac: Check for MIPS TLS. + * configure: Regenerated. + * config/mips/mips-protos.h (enum mips_symbol_type): Add + SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL, + SYMBOL_GOTTPREL, and SYMBOL_TPREL. + * config/mips/mips.c (mips_regno_to_class): Handle V1_REG. + (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define. + (mips_classify_symbol, mips_symbolic_constant_p) + (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols. + (mips_tls_operand_p, mips_call_tls_get_addr) + (mips_legitimize_tls_address, mips_cannot_force_const_mem) + (mips_tls_symbol_ref_1): New functions. + (mips_legitimize_address, mips_legitimize_const_move): Call + mips_legitimize_tls_address. + (override_options): Handle V1_REG and TLS symbols. Disable TLS + for MIPS16. + * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES) + (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG. + (mips_char_to_class): Document V1_REG. + (HAVE_AS_TLS): Provide default. + * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New + constants. + (load_got<mode>): Renamed from *load_got<mode>. Allow when + !TARGET_ABICALLS. + (tls_get_tp_<mode>): New instruction. + +2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> + + * configure.ac: Update checks for target tools. + * configure: Regenerated. + +2005-03-13 Daniel Jacobowitz <dan@codesourcery.com> + + * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic. + +2005-03-13 Roger Sayle <roger@eyesopen.com> + + * expmed.c (expand_mult): Use synthetic multiplication sequences for + more classes of DImode multiplication by constant. Allow both + multiplication by small negative constants (by performing a + multiplication by a positive constant and negating the result) and + multiplications by large powers of two, by using a left shift. + +2005-03-13 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c (find_idf): Speed up by putting the indexes + of basic blocks into work_stack. + + * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c, + config/mips/vr.h: Update copyright. + + * c-decl.c (c_init_decl_processing): Remove useless calls to + build_function_type. + + * builtins.c (fold_trunc_transparent_mathfn, + fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc, + fold_builtin_floor, fold_builtin_ceil, fold_builtin_round, + fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy, + fold_builtin_strcpy, fold_builtin_strncpy, + fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of + TREE_TYPE (exp). + + * builtins.c (expand_builtin_mathfn_3): Remove local variable + before_call. + + * lambda-code.c (lambda_compute_auxillary_space): Remove local + variable determinant. + + * tree-cfg.c (group_case_labels): Remove local variable type. + + * tree-ssa-live.c (build_tree_conflict_graph): Remove local + variable ann. + + * tree-ssa-phiopt.c (value_replacement): Remove local variable + result. + +2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net> + + PR target/18251 + * config/avr/avr.md (movmemhi): Rewrite as RTL loop. + (*movmemqi_insn): Delete. + (*movmemhi): Delete. + +2005-03-13 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (fold_builtin_classify): Take decomposed + arguments of CALL_EXPR. + (fold_builtin_1): Update a call to fold_builtin_classify. + +2005-03-13 Joseph S. Myers <joseph@codesourcery.com> + + PR c/20402 + * c-parser.c (c_parser_struct_or_union_specifier): Don't fall + through into call to parser_xref_tag after parse error. + (c_parser_struct_declaration): Consistently return NULL_TREE on + error. + +2005-03-12 Daniel Berlin <dberlin@dberlin.org> + + * tree-flow-inline.h (ref_contains_array_ref): New function. + (lookup_subvars_for_var): Ditto. + (get_subvars_for_var): Ditto. + (var_can_have_subvars): Ditto. + + * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD. + (struct subvar): New type. + + * tree-dfa.c (okay_component_ref_for_subvars): New function. + + * tree-optimize.c (init_tree_optimization_passes): Call + pass_create_structure_vars. + + * tree-ssa-alias.c: Include vec.h. + (init_alias_info): Don't auto-clear call clobbered on struct-field + tags. + (compute_flow_insensitive_aliasing): Handle subvars. + (group_aliases): Handle STRUCT_FIELD aliases. + (setup_pointers_and_addressables): Ditto. + Don't mark variables non-addressable if they still have + addressable subvars. + Also mark subvars addressable when the real variable is marked + addressable. + (add_pointed_to_var): Try to prune the pointed-to set by only + pointing to subvars when possible. + Otherwise, make sure we set addresses_needed and pt_vars to + properly include subvars. + (bitpos_of_field): New function. + (push_fields_onto_fieldstack): Ditto. + (get_or_create_used_part_for): Ditto. + (create_overlap_variables_for): Ditto. + (find_used_portions): Ditto. + (create_structure_vars): Ditto. + (pass_create_structure_vars): New structure. + + * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert. + (get_expr_operands): Handle subvars. Also try to turn + COMPONENT_REF accesses into must-defs now that we can accurately + portray it. + (note_addressable): Try to only mark as addressable those subvars + we know a COMPONENT_REF touches. + (overlap_subvar): New function. + + * tree-vect-analyze.c (vect_object_analysis): Add new parameter. + Handle subvar storing. + (vect_address_analysis): Update caller of vect_object_analysis. + + * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars. + + * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member. + (STMT_VINFO_SUBVARS): New macro. + + * common.opts: add flag_tree_salias. + + * opts.c (decode_options): flag_tree_salias defaults to on. + + * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias. + + * doc/tree-ssa.texi: Document structural alias analysis. + +2005-03-12 Steven Bosscher <stevenb@suse.de> + + * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node. + * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it. + * tree-ssa-operands.c (get_expr_operands): Likewise. + (get_expr_operands): Likewise for ERROR_MARK. + +2005-03-12 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable + var. + + * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable + removed_phis. + + * tree-ssa-pre.c (compute_avail): Remove local variable val. + (mark_operand_necessary): Remove local variable ver. + + * tree-vect-transform.c (vect_get_new_vect_var): Remove local + variable prefix_len. + + * value-prof.c (mod_subtract_transform): Remove local variable + value. + + * builtins.c (fold_builtin_exponent): Take decomposed + arguments of CALL_EXPR. + (fold_builtin_1): Update a call to fold_builtin_exponent. + + * builtins.c (fold_builtin_logarithm): Take decomposed + arguments of CALL_EXPR. + (fold_builtin_1): Update a call to fold_builtin_logarithm. + + * c-decl.c (c_init_decl_processing): Remove local variables + ptr_ftype_void and ptr_ftype_ptr. + + * gimplify.c (gimplify_expr): Remove local variables r0 and + r1. + + * reg-stack.c (move_for_stack_reg): Remove local variable + push_insn. + (compare_for_stack_reg): Remove local variable flags_user. + (convert_regs_1): Remove local variable deleted. + + * tree-if-conv.c (tree_if_convert_cond_expr): Remove local + variable new_cond. + (combine_blocks): Remove local variables exits and new_e. + + * tree-inline.c (expand_call_inline): Remove local variable + decl. + + * tree-ssa-live.c (create_ssa_var_map, + calculate_live_on_entry): Remove local variable snn. + +2005-03-12 Geoffrey Keating <geoffk@apple.com> + + * c-lex.c (c_lex_with_flags): Add parameter to call to + cpp_spell_token. + +2005-03-11 Per Bothner <per@bothner.com> + + * c-tree.h (struct c_declarator): New id_loc field. + * c-pragma.h (c_lex_with_flags): Take position reference. + * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token, + iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.) + (c_lex): Pass dummy location to c_lex_with_flags. + * c-parser.c (c_lex_one_token): Set c_token's location using + c_lex_with_flags, instead of input_location, which might be "ahead". + (c_parser_direct_declarator): Set declarator's id_loc from + c_token's id_loc. + * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from + declarator's id_loc, rather than probably-imprecise input_location. + (build_id_declarator): Initialize c_declarator's id_loc field. + +2005-03-11 Roger Sayle <roger@eyesopen.com> + + PR middle-end/20419 + * builtins.c (expand_builtin_signbit): Force the signbit's word + into an integer register to avoid SUBREGs of floating point modes. + +2005-03-12 Kazu Hirata <kazu@cs.umass.edu> + + * cfglayout.c, loop-doloop.c, profile.c, target-def.h, + target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c, + tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c, + config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright. + +2005-03-11 David Edelsohn <edelsohn@gnu.org> + + PR rtl-optimization/20306 + * expr.c (emit_move_complex): Set try_int false if mode is + MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try + emit_block_move if try_int is true. + +2005-03-11 Richard Henderson <rth@redhat.com> + + PR target/20415 + * config/i386/mmx.md (vec_dupv4hi): Fix predicate. + * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update + to match. + +2005-03-11 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (mips_fix_vr4130_string): Declare. + (TARGET_FIX_VR4130): New macro. + (TARGET_OPTIONS): Add -mfix-vr4130. + (ISA_HAS_MACCHI): New macro. + (ASM_SPEC): Add -mfix-vr4130. + * config/mips/mips.c (mips_fix_vr4130_string): New variable. + (override_options): Handle mips_fix_vr4130_string. + (mips_avoid_hazards): Clear all_noreorder_p + if we're working around VR4130 errata and the macc alternatives + are not available. + * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand. + (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns. + * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130. + (MULTILIB_DEFAULTS): Remove leading "march=". + (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130 + if no architecture option is given. + * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the + VR4130 multilibs. + (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs. + * doc/invoke.texi: Document -mfix-vr4130. + +2005-03-11 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (override_options): Only warn about -mint64 + deprecation if TARGET_INT64. + +2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL, + ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL, + ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which + are non-specific regarding the nonnull parameter positions. + (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2, + ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1, + ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2, + ATTR_MALLOC_NOTHROW_NONNULL_1): Delete. + + * builtins.def: Use the non-specific "nonnull" attibute lists. + +2005-03-11 Zdenek Dvorak <dvorakz@suse.cz> + + * basic-block.h (single_succ_p, single_pred_p, single_succ_edge, + single_pred_edge, single_succ, single_pred): Improve comments. + +2005-03-11 Zdenek Dvorak <dvorakz@suse.cz> + + * basic-block.h (single_succ_p, single_pred_p, single_succ_edge, + single_pred_edge, single_succ, single_pred): New inline functions. + * bb-reorder.c (rotate_loop, find_traces_1_round, + add_labels_and_missing_jumps, fix_up_fall_thru_edges, + duplicate_computed_gotos): Use the single_succ/pred functions. + * cfganal.c (forwarder_block_p): Ditto. + * cfgbuild.c (compute_outgoing_frequencies): Ditto. + * cfgcleanup.c (try_simplify_condjump, try_forward_edges, + outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg, + merge_seq_blocks): Ditto. + * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto. + * cfglayout.c (fixup_reorder_chain): Ditto. + * cfgloop.c (mark_single_exit_loops, update_latch_info, + canonicalize_loop_headers, verify_loop_structure): Ditto. + * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge, + mfb_update_loops, create_preheader, force_single_succ_latches, + create_loop_notes): Ditto. + * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump, + force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge, + commit_one_edge_insertion, purge_dead_edges, + cfg_layout_can_merge_blocks_p): Ditto. + * except.c (sjlj_emit_function_enter): Ditto. + * flow.c (init_propagate_block_info): Ditto. + * function.c (thread_prologue_and_epilogue_insns): Ditto. + * gcse.c (find_implicit_sets, bypass_conditional_jumps, + insert_insn_end_bb): Ditto. + * ifcvt.c (merge_if_block, find_if_block, find_if_case_1, + find_if_case_2): Ditto. + * lambda-code.c (perfect_nestify): Ditto. + * lcm.c (optimize_mode_switching): Ditto. + * loop-doloop.c (doloop_modify): Ditto. + * loop-init.c (loop_optimizer_init): Ditto. + * loop-iv.c (simplify_using_initial_values): Ditto. + * loop-unroll.c (unroll_loop_runtime_iterations): Ditto. + * loop-unswitch.c (unswitch_loop): Ditto. + * modulo-sched.c (generate_prolog_epilog): Ditto. + * predict.c (combine_predictions_for_insn, estimate_probability, + tree_estimate_probability, last_basic_block_p, + estimate_bb_frequencies): Ditto. + * profile.c (branch_prob): Ditto. + * regrename.c (copyprop_hardreg_forward): Ditto. + * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto. + * tracer.c (layout_superblocks): Ditto. + * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks, + cfg_remove_useless_stmts_bb, cleanup_control_flow, + cleanup_control_expr_graph, disband_implicit_edges, + tree_find_edge_insert_loc, bsi_commit_edge_inserts, + tree_verify_flow_info, tree_make_forwarder_block, + tree_forwarder_block_p, remove_forwarder_block, + remove_forwarder_block_with_phi, merge_phi_nodes): Ditto. + * tree-if-conv.c (tree_if_conversion): Ditto. + * tree-mudflap.c (mf_build_check_statement_for): Ditto. + * tree-ssa-dce.c (remove_dead_stmt): Ditto. + * tree-ssa-dom.c (dom_opt_finalize_block): Ditto. + * tree-ssa-loop-ch.c (should_duplicate_loop_header_p, + copy_loop_headers): Ditto. + * tree-ssa-loop-im.c (loop_commit_inserts): Ditto. + * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto. + * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos, + lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto. + * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto. + * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto. + * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto. + * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto. + * tree-ssa-threadupdate.c (redirect_edges): Ditto. + * tree-tailcall.c (independent_of_stmt_p, find_tail_calls, + eliminate_tail_call, tree_optimize_tail_calls_1): Ditto. + * tree-vect-analyze.c (vect_analyze_loop_form): Ditto. + * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto. + * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard, + slpeel_add_loop_guard): Ditto. + +2005-03-11 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/15784 + * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1 + and -1 - A to ~A. + + * stmt.c (expand_case): Don't change index_type. Convert minval + to the proper type. + + PR tree-optimization/20130 + * fold-const.c (fold): Fold x * -1 into -x. + +2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org> + + PR rtl-optimization/20331 + * rtlanal.c (modified_between_p): Check its address first for MEM. + (modified_in_p): Likewise. + +2005-03-11 Joseph S. Myers <joseph@codesourcery.com> + + * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib. + +2005-03-10 Steven Bosscher <stevenb@suse.de> + + * expr.c (expand_expr_real_1): If possible, use a conditional + move for expanding MIN_EXPR and MAX_EXPR. + Use temp for moving around rtx-en. + +2005-03-10 Andrew Pinski <pinskia@physics.uc.edu> + + PR rtl-opt/20412 + * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the + correct mode. + +2005-03-10 Roger Sayle <roger@eyesopen.com> + + * builtins.c (expand_builtin_signbit): Extend to handle floating + point modes wider than the largest integer type, using the + operand_subword_force function to obtain the signbit's word. + +2005-03-10 Jakub Jelinek <jakub@redhat.com> + + PR target/20322 + * combine.c (try_combine): If recog_for_combine added CLOBBERs + to NEWI2PAT, fail to combine if they are used by NEWPAT. + +2005-03-10 Aldy Hernandez <aldyh@redhat.com> + + * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section. + +2005-03-10 Kazu Hirata <kazu@cs.umass.edu> + + * tree-outof-ssa.c (analyze_edges_for_bb): Make the return + type void. + (perform_edge_inserts): Unconditionally call + free_dominator_info. + + * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment. + +2005-03-10 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define. + +2005-03-10 Nathan Sidwell <nathan@codesourcery.com> + + * bitmap.c (bitmap_copy): Remove manual loop unrolling. + + * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and + gcc_unreachable. + (rtl_register_value_prof_hooks, + tree_value_profile_transformations, + tree_register_value_prof_hooks): Likewise. + * var-tracking.c (stack_adjust_offset_pre_post, + variable_htab_free, variable_union, dataflow_set_different_2, + count_uses, variable_was_changed, set_frame_base_location, + set_variable_part, emit_note_insn_var_location, vt_emit_notes, + vt_add_function_parameters): Likewise. + * varasm.c (named_section_real, named_section, make_decl_rtl, + asm_emit_uninitialised, assemble_integer, decode_addr_const, + const_hash_1, compare_constant, copy_constant, force_const_mem, + output_constant_pool_2, output_constant_pool_1, output_constant, + output_constructor, make_decl_one_only, decl_tls_model, + default_no_named_section, default_elf_select_section_1, + default_unique_section_1): Likewise. + * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise. + * vmsdbgout.c (addr_const_to_string): Likewise. + + PR c++/20375 + * function.c (struct assign_parm_data_one): Remove last_named + field. + (assign_parm_find_data_types): Don't determine last_named. + Reorder named_parm determination. + (assign_parms): Only setup varargs on the last non-varadic + parameter. + +2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com> + + * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads + sda base address on medium model. + +2005-03-10 Zdenek Dvorak <dvorakz@suse.cz> + + * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence. + * cfgloop.c (flow_loop_nodes_find): Export. + * cfgloop.h (flow_loop_nodes_find, fix_loop_structure): + Declare. + * cfgloopmanip.c (fix_loop_structure): New function. + * predict.c (predict_loops): Clean up the loops information. + * tree-cfg.c (cleanup_tree_cfg_loop): New function. + (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect + loop structure. + * tree-flow.h (cleanup_tree_cfg_loop): Declare. + (rewrite_into_loop_closed_ssa): Declaration changed. + * tree-loop-linear.c (linear_transform_loops): Add argument to + rewrite_into_loop_closed_ssa call. + * tree-ssa-loop-ch.c (copy_loop_headers): Ditto. + * tree-ssa-loop-im.c (move_computations): Ditto. + * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto. + * tree-vectorizer.c (vectorize_loops): Ditto. + * tree-optimize.c: Include cfgloop.h. + (execute_todo): Choose whether to call cleanup_tree_cfg or + cleanup_tree_cfg_loop. + * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables, + (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call. + * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable + cleanup_tree_cfg_loop call. + * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function. + (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support + work on part of cfg. + +2005-03-10 Jakub Jelinek <jakub@redhat.com> + + PR inline-asm/20314 + * gimplify.c (gimplify_asm_expr): Handle input/output constraints + with multiple alternatives. + + * stmt.c (parse_output_constraint): Fix a typo. + +2005-03-09 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform" + assembly directive instead of deprecated "no-generics". + +2005-03-09 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check + for non-offsettable memory references to cope with outstanding reload + replacements. + * config/s390/s390.md ("reload_outti"): Call find_replacement to + avoid losing outstanding address reloads. + ("reload_outdi", "reload_outdf"): Likewise. + +2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange + code. Add more cbrt transformations. + +2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case. + +2005-03-09 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_unary, fold_binary, fold_ternary): Return + NULL_TREE when a given tree is not simplified. + (fold): Return the original tree when any of the functions + mentioned above NULL_TREE. + + * fold-const.c (fold_unary, fold_binary): Take decomposed + arguments, code, type, op0, and op1 in case of fold_binary. + (fold): Update calls to fold_unary and fold_binary. + +2005-03-09 Roger Sayle <roger@eyesopen.com> + + * builtins.c (fold_builtin_unordered_cmp): Change prototype to take + a fndecl and an arglist instead of a CALL_EXPR, exp. + +2005-03-09 Kazu Hirata <kazu@cs.umass.edu> + + * cfglayout.c (fixup_reorder_chain): Remove old_bb. + + * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e. + + * expr.c (expand_assignment): Remove orig_to_rtx. + + * fold-const.c (int_const_binop): Remove no_overflow. + + * ifcvt.c (noce_emit_move_insn): Remove inmode. + + * loop-iv.c (get_biv_step_1): Remove lhs. + + * loop-unroll.c (analyze_insns_in_loop): Remove preheader. + + * real.c (real_nan): Remove neg. + + * function.c (thread_prologue_and_epilogue_insns): Remove i + and newinsn. + + * tree-data-ref.c (array_base_name_differ_p): Remove ta and + tb. + + * tree-eh.c (tree_could_trap_p): Remove idx. + + * tree-into-ssa.c (ann): Remove ann. + + * tree-outof-ssa.c (num_nodes): Remove num_nodes. + + * tree-sra.c (decide_block_copy): Remove inst_count. + + * tree-ssa-alias.c (may_alias_p): Remove v_ann. + + * tree-ssa-loop-im.c (lhs): Remove. + + * cfgbuild.c (state, STATE, SET_STATE, + BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before + make_edges. + (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL. + (find_basic_blocks): Set the state of each basic block to + BLOCK_NEW. + +2005-03-08 Jeff Law <law@redhat.com> + + * tree-cfg.c (cleanup_control_flow): If removal of a computed + goto results in the removal of edges in the CFG, then we need + to recompute dominators. + +2005-03-09 Ben Elliston <bje@au.ibm.com> + + * c-common.c (c_do_switch_warnings): Comment fix. + +2005-03-08 Julian Brown <julian@codesourcery.com> + + * Patch from 2005-03-08 reverted for causing regressions and + ppc-darwin bootstrap failure. + +2005-03-08 Fariborz Jahanian <fjahanian@apple.com> + + * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn): + Define the real function for ppc-darwin. + * c-typeck.c (convert_arguments): Check for target-specific + invalid argument call to unprototyped function. + * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN): + New Macro. + * target.h (invalid_arg_for_unprototyped_fn): New field + in struct calls. + * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New + default target hook. + * targhooks.h (hook_invalid_arg_for_unprototyped_fn): + Declare. + +2005-03-08 Kazu Hirata <kazu@cs.umass.edu> + + * c-typeck.c (constructor_stack, constructor_range_stack, + initializer_stack): Make them static. + + * cfg.c (rbi_pool): Make it static. + + * gimple-low.c (lower_stmt_body): Make it static. + * tree-flow.h: Remove the corresponding prototype. Don't + declare lower_data. + + * sched-deps.c (cache_size): Make it static. + + * stor-layout.c (lang_adjust_rli): Make it static. + +2005-03-08 Julian Brown <julian@codesourcery.com> + + * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK + from being used for symbols with vague linkage when + HAVE_GAS_COMDAT_GROUP is true. + +2005-03-08 J"orn Rennecke <joern.rennecke@st.com> + + * jump.c (invert_jump_1): Don't call redirect_jump_1 with + nlabel == JUMP_LABEL (jump). + +2005-03-08 Kazu Hirata <kazu@cs.umass.edu> + + * c-common.c, c-opts.c, combine.c, cse.c, dojump.c, + gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c, + tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c, + tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting. + +2005-03-08 Alexey Neyman <alex.neyman@auriga.ru> + + PR c/14411 + * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute. + * c-common.c (handle_returns_twice): New function. + (c_common_attribute_table): Declare eturns_twice' attribute. + * doc/extend.texi: Document eturns_twice' attribute. + * tree.h (DECL_IS_RETURNS_TWICE): New macro. + (struct tree_decl): Add returns_twice_flag. + +2005-03-08 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-phiopt.c: Fix a comment typo. + + * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c, + loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h, + config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update + copyright. + +2005-03-08 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (code_for_builtin): Replace special-case + builtin codes with ctzdi2, clzdi2, popcountdi2. + (struct alpha_builtin_def): Add is_const. + (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it. + (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New. + (alpha_init_builtins): Init them. Set nothrow and const attributes + on builtins. + (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot, + alpha_fold_builtin_extxx, alpha_fold_builtin_insxx, + alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh, + alpha_fold_vector_minmax, alpha_fold_builtin_perr, + alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb, + alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw, + alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz, + alpha_fold_builtin_ctpop, alpha_fold_builtin): New. + (TARGET_FOLD_BUILTIN): New. + * config/alpha/alpha.md (UNSPEC_CTTZ): Remove. + (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove. + (ffsdi2): Use ctz. + (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove. + +2005-03-08 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/20122 + * tree-vect-analyze.c (vect_object_analysis): Analyze initial + condition of access function instead of base. + +2005-03-07 Jeff Law <law@redhat.com> + Steven Bosscher <stevenb@suse.de> + + * tree-cfg.c (find_taken_edge_computed_goto): New function. + (find_taken_edge): Call find_taken_edge_computed_goto as + appropriate. Allow any gimple invariant rather than just + INTEGER_CST for VAL. + (cleanup_control_flow): Cleanup a computed goto which has turned + into a simple goto. + (tree_merge_blocks): If block B has any forced labels, move + them to the start of block A. + * tree-ssa-dom.c (thread_across_edge): Allow threading across + computed gotos as well. + * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle + removal of unnecessary computed gotos too. + (lookup_redirection_data): Fix type of INSERT argument. Callers + updated. + +2005-03-08 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-phiopt.c: Update copyright. Fix indentations. + Remove trailing spaces. + + * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr, + unshare_all_trees): Make them static. + * tree-gimple.h: Remove the corresponding prototypes. + + * diagnostic.h: Remove unused prototype + debug_output_buffer. + * modulo-sched.c: Remove unused prototype + set_row_column_for_ps. + + * tree-ssa-phiopt.c (tree_ssa_phiopt, + replace_phi_edge_with_variable): Remove unused variable i. + +2005-03-07 Per Bothner <per@bothner.com> + + * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today. + +2005-03-06 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/17671 + * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the + bbs on the COND_EXPR instead of the PHI_NODEs. + (candidate_bb_for_phi_optimization): Remove. + (replace_phi_with_stmt): Rename to ... + (replace_phi_edge_with_variable): this and change so that we + replace the phi argument instead of removing the PHI. + (conditional_replacement): Change so we deal with PHI with more + than two arguments. + (value_replacement): Likewise. + (abs_replacement): Likewise. + +2005-03-07 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to + output_e500_flip_gt_bit. + + * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31 + as bit 31. + (rs6000_generate_compare): Fix logic to look at the correct bits. + (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit. + Look at GT bit. + (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to + gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to + gen_move_from_CR_gt_bit. + + * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit + ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit. + (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT. + + * config/rs6000/spe.md ("e500_cr_ior_compare"): New. + (E500_CR_IOR_COMPARE): New constant. + +2005-03-08 Earl Chew <earl_chew@agilent.com> + David Billinghurst <David.Billinghurst@riotinto.com> + + * config/i386/host-cygwin.c: New file to support precompiled + headers on cygwin + * config/i386/x-cygwin: Use host-cygwin.c on cygwin host + * config.host: Use above files for cygwin host. + +2005-03-07 David Edelsohn <edelsohn@gnu.org> + + * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo + ordering ops from earlier change. + +2005-03-07 Per Bothner <per@bothner.com> + + Various fixes to allow us to again build if --enable-mapped-location: + * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of + unavailable annotate_with_file_line, if USE_MAPPED_LOCATION. + * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of + local variable loc. Change logic appropriately. + * tree-vect-transform.c (vect_finish_stmt_generation): Use + EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION. + * c-parser.c (c_parser_for_statement): Initialize loc variable. + * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of + DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues. + +2005-03-07 Richard Sandiford <rsandifo@redhat.com> + + PR rtl-optimization/19683 + * reload1.c (choose_reload_regs): Pass the number of bits, not the + number of bytes, to smallest_int_for_mode. Fix arguments to + REG_CANNOT_CHANGE_MODE_P. + +2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr> + + * reorg.c (relax_delay_slots): Check that the jump is + conditional before trying to invert it. + +2005-03-07 Kazu Hirata <kazu@cs.umass.edu> + + * bb-reorder.c (max_entry_frequency, max_entry_frequency): + Make them static. + + * calls (stack_arg_under_construction): Make it static. + + * flow.c (regs_live_at_setjmp): Make it static. + * flow.h: Remove the corresponding prototype. + + * reload1.c (reload_startobj, reload_firstobj, + something_needs_operands_changed, reload_inherited, + reload_inheritance_insn, reload_override_in, + reload_spill_index): Make them static. + + * recog.c (verify_changes): Make it static. + * recog.h: Remove the corresponding prototype. + + * cfgbuild.c (find_sub_basic_blocks): Remove. + * basic-block.h: Remove the corresponding prototype. + * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks + in comments. + * doc/cfg.texi: Don't mention find_sub_basic_blocks. + + * tree-ssa-operands.c (check_build_stmt): Remove. + + * stor-layout.c (set_alignment): Remove. + * tree.h: Remove the corresponding prototype. + + * tree-ssa-pre.c (has_abnormal_preds): Make it static. + + * tree-ssa-dce.c (control_dependence_map, + visited_control_parents): Make them static. + + * cfghooks.c (verify_flow_info): Remove local variable + num_bb_notes. + + * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable + last_bb_seen. + + * loop-unswitch.c (unswitch_loop): Remove local variable src. + +2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com> + + * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv. + +2005-03-07 Joseph S. Myers <joseph@codesourcery.com> + + * config/ia64/hpux.h (LINK_SPEC): Add -z. + * config/ia64/ia64.c (ia64_function_value): Return a REG not a + PARALLEL for an empty structure. + +2005-03-07 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_binary): Remove handling of RANGE_EXPR. + + * fold-const.c (fold_binary): Unroll the very first "for" + loop. + +2005-03-06 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/predicates.md (branch_comparison_operator): Remove + redundant match_code test. + (scc_comparison_operator): Swap match_operand and match_code + tests. + (branch_positive_comparison_operator): Same. + (trap_comparison_operator): Use comparison_operator and swap with + match_code test. + +2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl> + + PR target/20288 + * config/avr/avr.c (print_operand): Add 'p' and 'r'. + (out_movhi_r_mr): Read low byte of volatile MEM first. + (out_movhi_mr_r): Write high byte of volatile MEM first. + +2005-03-05 Kazu Hirata <kazu@cs.umass.edu> + + * cselib.c (reg_values, reg_values_size): Make them static. + + * cse.c (cse_reg_info_table): Make it static. + + * fold-const.c (fold_unary): Use build1 instead of copy_node. + +2005-03-06 Zdenek Dvorak <dvorakz@suse.cz> + + * cse.c (find_best_addr): Use canon_for_address. + +2005-03-06 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (fold_rtx_subreg, fold_rtx_mem): New. + (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle + SUBREG and MEM, respectively. + + * fold-const.c (fold_binary): Use code instead of t. + + * fold-const.c (optimize_minmax_comparison): Take decomposed + arguments code, type, op0, and op1 instead of t. + (fold_binary): Update a call to optimize_minmax_comparison. + + * fold-const.c (fold_range_test): Take decomposed arguments + code, type, op0, and op1 instead of t. + (fold_binary): Update a call to fold_range_test. + + * fold-const.c (fold_binary_op_with_conditional_arg): Take + decomposed arguments code, type, op0, and op1 instead of t. + (fold_binary): Update a call to fold_range_test. + +2005-03-06 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_binary): Avoid directly using the original + expression t as much as possible. + +2005-03-05 Kazu Hirata <kazu@cs.umass.edu> + + * c-semantics.c (build_stmt): Use TYPE_P instead of + IS_NON_TYPE_CODE_CLASS. + * tree.h (IS_NON_TYPE_CODE_CLASS): Remove. + (NON_TYPE_CHECK): Use TYPE_P instead of + IS_NON_TYPE_CODE_CLASS. + + * fold-const.c (fold): Remove handling of binary expressions. + +2005-03-05 James A. Morrison <phython@gcc.gnu.org> + + * doc/c-tree.texi: Wrap comments in @r{}. + * doc/cpp.texi: Likewise. + * doc/cppinternals.texi: Likewise. + * doc/extend.texi: Likewise. + * doc/md.texi: Likewise. + * doc/objc.texi: Likewise. + * doc/sourcebuild.texi: Likewise. + * doc/tm.texi: Likewise. + * doc/tree-ssa.texi + +2005-03-05 Kazu Hirata <kazu@cs.umass.edu> + + * predict.c (apply_return_prediction): Standardize PHI chain + walking. + * tree-ssa.c (ssa_redirect_edge): Likewise. + + * genattrtab.c, genemit.c, genoutput.c, genrecog.c, + gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c: + Update copyright. + + * tree-phinodes.c (remove_phi_node): Drop the last argument. + * tree-flow.h: Adjust the prototype for remove_phi_node. + * lambda-code.c (perfect_nestify): Adjust a call to + remove_phi_node. + * tree-cfg.c + (remove_phi_nodes_and_edges_for_unreachable_block): Likewise. + * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form): + Likewise. + * tree-ssa-dce.c (remove_dead_phis): Likewise. + * tree-ssa-loop-ivopts.c (remove_statement): Likewise. + * tree-ssa-pre.c (remove_dead_inserted_code): Likewise. + * tree-ssa.c (kill_redundant_phi_nodes): Likewise. + + * combine.c (simplify_and_const_int): Use gen_int_mode instead + of GEN_INT (trunc_int_for_mode (...)). + * loop-iv.c (iv_number_of_iterations): Likewise. + * postreload.c (reload_cse_move2add): Likewise. + * simplify-rtx.c (simplify_const_unary_operation, + simplify_const_binary_operation): Likewise. + * stor-layout.c (get_mode_bounds): Likewise. + + * fold-const.c (fold_binary): New. + (fold): Call fold_binary on binary expressions. + +2005-03-05 Richard Sandiford <rsandifo@redhat.com> + + * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options. + * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros. + (TARGET_SWITCHES): Add -msym32 and -mno-sym32. + (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32. + (ASM_SPEC): Pass down -msym32 and -mno-sym32. + +2005-03-04 Devang Patel <dpatel@apple.com> + + PR tree-optimization/18815 + * tree-if-conv.c (combine_blocks): Adjust loop header edges for + loops with zero exit edges. + +2005-03-04 Devang Patel <dpatel@apple.com> + + * doc/invoke.texi: Remove reference to webpage that does not exist. + +2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca> + Joseph S. Myers <joseph@codesourcery.com> + + PR c++/19797 + * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define. + (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external. + * pa-protos.h (pa_hpux_asm_output_external): Add prototype. + * pa.c (get_plabel): Change argument to symbol_ref. Call + maybe_get_identifier instead of get_identifier. + (pa_hpux_asm_output_external, pa_hpux_file_end): New functions. + (struct deferred_plabel): Replace name field with symbol field. + (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if + ASM_OUTPUT_EXTERNAL_REAL is defined. + (output_global_address): Use output_addr_const for output of all + symbol_refs. + (output_deferred_plabels): Use symbol_ref instead of name for address + output. + * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P, + ASM_OUTPUT_SYMBOL_REF): New macros. + * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update + comment. + (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize + label. + +2005-03-05 Joseph S. Myers <joseph@codesourcery.com> + + * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for + *-*-hpux11.[1-9]*, not just for *-*-hpux11.11. + +2005-03-04 Jeff Law <law@redhat.com> + + * basic-block.h (rediscover_loops_after_threading): Declare. + * tree-ssa-dom.c: Include cfgloop.h. + (tree_ssa_dominator_optimize): Discover loops and some basic + properties. Remove forwarder blocks recreated by loop header + canonicalization. Also mark backedges in the CFG. + * tree-ssa-threadupdate.c: Include cfgloop.h + (rediscover_loops_after_threading): Define. + (struct local_info): New field, JUMP_THREADED. + (prune_undesirable_thread_requests): New function. + (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded + then record that fact for the callers of redirct_edges. + (thread_block): If BB has incoming backedges, then call + prune_undesirable_thraed_requests. Note when we are + going to have to rediscover loop information. Return a + boolean indicating if any jumps were threaded. + (thread_through_all_blocks): Bubble up boolean indicating + if any jumps were threaded. + * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h + (tree-ssa-threadupdate.o): Similarly. + +2005-03-04 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_ternary): Unroll the "for" loop to + extract operands. + +2005-03-04 Andrew Haley <aph@redhat.com> + + * unwind-dw2-fde-glibc.c (struct + unw_eh_callback_data.check_cache): New field. + (frame_hdr_cache): New. + (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info. + Cache frame header info. + +2005-03-04 Richard Sandiford <rsandifo@redhat.com> + + * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions) + (print_c_condition): Declare. + * read-rtl.c (ptr_loc): New structure. + (ptr_locs, ptr_loc_obstack, joined_conditions) + (joined_conditions_obstack): New variables. + (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc) + (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc) + (join_c_conditions, print_c_condition): New functions. + (apply_macro_to_string): Associate the new string with the same + source location as the old one. + (add_condition_to_string): Use join_c_conditions. + (read_string): Use set_rtx_ptr_loc to record a filename and line + number for the string. + (read_rtx): Initialize the new variables above. + * genattrtab.c (write_test_expr, write_attr_value): Use + print_c_condition. + * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its + comment above the GCC_VERSION check. + (write_one_condition): Use print_rtx_ptr_loc and print_c_condition. + Inline the definition of MAYBE_EVAL. + * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc. + * genoutput.c (process_template): Likewise. + * genpreds.c (write_predicate_subfunction): Likewise. + (write_predicate_expr): Use print_c_condition. + * genrecog.c (write_cond): Likewise. + * gensupport.c (process_rtx): Use join_c_conditions to join the + conditions of a define_insn_and_split. Record a source location + for the string after the "&&". + (alter_test_for_insn): Use join_c_conditions. + +2005-03-04 Andrew Pinski <pinskia@physics.uc.edu> + + Revert for now: + 2005-03-03 James A. Morrison <phython@gcc.gnu.org> + PR tree-optimization/15784 + * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1 + and -1 - A to ~A. + +2005-03-04 Ben Elliston <bje@au.ibm.com> + + * gcc.c (option_map): Add --coverage. + (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'. + (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'. + * config/darwin.h: Pass -lgcov for `coverage'. + * doc/invoke.texi (Debugging Options): Document --coverage. + +2005-03-04 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c (bypass_block): Use find_edge wherever possible. + +2005-03-03 Daniel Berlin <dberlin@dbrelin.org> + + Fix PR debug/20253 + + * c-opts.c (c_common_parse_file): Call start_source_file + and end_source_file at the approriate times. + + * dwarf2out.c (dwarf2out_finish): Don't auto-end + the main file, it will be done for us now. + +2005-03-04 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold_ternary): New. + (fold): Call fold_ternary on ternary expressions. Remove + handling of ternary expressions. + +2005-03-03 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/15784 + * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1 + and -1 - A to ~A. + +2005-03-03 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/predicates.md (branch_comparison_operator): + Convert from C block to conditional format. + +2005-03-03 Jan Hubicka <jh@suse.cz> + + * tree-dfa.c (add_referenced_var): Don't walk initializer of external + and non-constant public variables. + +2005-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code + with LABEL_EXPR. + + * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of + EDGE_I. + + * tree-phinodes.c (remove_phi_node): Clean up by factoring out + calls to release_ssa_name and release_phi_node. + + * fold-const.c (fold): Remove handling of unary expressions. + + * fold-const.c (fold_unary): Avoid directly using the original + expression t as much as possible. + +2005-03-03 Roger Sayle <roger@eyesopen.com> + Andrew Pinski <pinskia@physics.uc.edu> + + * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a + RETURN rtx, and not a LABEL_REF containing a NULL pointer. + +2005-03-03 Hans-Peter Nilsson <hp@axis.com> + + Describe special registers SRP and MOF as allocatable registers. + * config/cris/cris.c (cris_md_asm_clobbers): New function. + (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers. + (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if + TARGET_HAS_MUL_INSNS. + (cris_print_operand) <case 'd'>: New case. + <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM. + * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't + define. + (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS) + (REG_ALLOC_ORDER): Update for MOF. + (enum reg_class): New members MOF_REGS, GENERAL_REGS and + SPECIAL_REGS. + (GENERAL_REGS): No longer a define of ALL_REGS. + (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES) + (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER): + Adjust accordingly. + (CRIS_SPECIAL_REGS_CONTENTS): New macro. + (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'. + (SECONDARY_RELOAD_CLASS): Define. + (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM. + (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM. + (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM. + (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM. + (REGISTER_MOVE_COST): Define. + (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM. + * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM) + (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM) + (CRIS_MOF_REGNUM): New define_constants. + ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for + special registers. + ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"): + New patterns. + ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3") + ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"): + Adjust for MOF being properly described as a register. + (indir_to_reg_split): Name this split. Conditionalize on the + destination register being a general register. + (movei): Conditionalize on on operands 0 and 1 having the same + register class. + +2005-03-03 Alan Modra <amodra@bigpond.net.au> + + PR target/20277 + * config/rs6000/rs6000.c (rs6000_override_options): Don't allow + -mcpu to override any other explicitly given flags. + +2005-03-02 J"orn Rennecke <joern.rennecke@st.com> + + * recog.c (verify_changes, confirm_change_group): New functions, + broken out of apply_change_group. + (apply_change_group): Use them. + * recog.h (verify_change, confirm_change_group): Declare. + * rtl.h (redirect_jump_2): Declare. + * jump.c (redirect_exp, invert_exp): Delete. + (invert_exp_1): Take second parameter. Return value. Changed caller. + (redirect_jump_2): New function, broken out of redirect_jump. + (redirect_jump): Use redirect_jump_1 and redirect_jump_2. + (invert_jump): Use invert_jump_1 and redirect_jump_2. + * ifcvt.c (dead_or_predicable): Use redirect_jump_2. + +2005-03-02 Geoffrey Keating <geoffk@apple.com> + + * varasm.c (named_section): Use xstrdup rather than doing it by + hand. + + * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem. + +2005-03-02 Devang Patel <dpatel@apple.com> + + Undo PR tree-optimization/18815 fix. + +2005-03-02 Devang Patel <dpatel@apple.com> + + PR tree-optimization/18815 + * tree-if-conv.c (combine_blocks): Adjust loop header edges for + loops with zero exit edges. + +2005-03-02 Kazu Hirata <kazu@cs.umass.edu> + + * cfg.c (connect_src, connect_dest, disconnect_src, + disconnct_dest): New. + (unchecked_make_edge, remove_edge, redirect_edge_succ, + redirect_edge_pred): Use the new functions. + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call + free_dominance_info only when needed. + +2005-03-02 David Edelsohn <edelsohn@gnu.org> + + PR target/20276 + * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo. + (reg_or_sub_cint64_operand): Same. + +2005-03-02 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of + CFG_ALTERED in the main DOM iteration loop. + +2005-03-02 Mark Mitchell <mark@codesourcery.com> + + PR c++/19916 + * varasm.c (initializer_constant_valid_p): Allow conversions + between OFFSET_TYPEs. Tidy. + +2005-03-02 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md ("return"): Remove epilogue delay list + sanity check. + +2005-03-02 Daniel Jacobowitz <dan@codesourcery.com> + + * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT) + for Thumb. + * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise. + +2005-03-02 Kazu Hirata <kazu@cs.umass.edu> + + * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c, + loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def, + config/m68k/m68k.c, config/mips/mips.h, + config/rs6000/rs6000-protos.h, doc/contrib.texi, + doc/include/gcc-common.texi: Update copyright. + + PR middle-end/18029 and PR middle-end/18030 + * expr.c (optimize_bitfield_assignment_op): Add a special case + to handle BIT_IOR_EXPR and BIT_XOR_EXPR. + + * fold-const.c (fold_unary): New. + (fold): Call fold_unary on unary expressions. + +2005-03-02 Richard Guenther <rguenth@gcc.gnu.org> + + * cgraph.h (struct cgraph_edge): Add prev_caller and + prev_callee fields. + (cgraph_node_remove_callees): Export. + * cgraph.c (cgraph_create_edge): Initialize prev_caller + and prev_callee. + (cgraph_edge_remove_callee): New function. + (cgraph_edge_remove_caller): Likewise. + (cgraph_remove_edge): Use. + (cgraph_redirect_edge_callee): Likewise. + (cgraph_node_remove_callees): New function. + (cgraph_node_remove_callers): Likewise. + (cgraph_remove_node): Use. + * tree-optimize.c (tree_rest_of_compilation): Use + cgraph_node_remove_callees instead of manual loop. + * cgraphunit.c (cgraph_finalize_function): Likewise. + (cgraph_expand_function): Likewise. + (cgraph_remove_unreachable_nodes): Likewise. + +2005-03-02 Joseph S. Myers <joseph@codesourcery.com> + + PR c/8927 + * c-tree.h (undeclared_variable, build_external_ref): Add extra + argument. + * c-decl.c (undeclared_variable): Take location as argument. + * c-typeck.c (build_external_ref): Likewise. + * c-parser.c (c_parser_postfix_expression): Pass location of + identifier to build_external_ref. + +2005-03-01 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not + CCEQ mode for branch_positive_comparison_operator test. + * config/rs6000/predicates (branch_comparison_operator): Revert to + define_predicate. + (scc_comparison_operator): Same. + (branch_positive_comparison_operator): Same. + +2005-03-01 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.c (cris_eligible_for_epilogue_delay) + (cris_delay_slots_for_epilogue): Remove. + (save_last): Move into cris_target_asm_function_epilogue. + (cris_target_asm_function_epilogue): Remove tests for file being + NULL. + * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay) + (cris_delay_slots_for_epilogue): Remove prototypes. + * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE) + (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define. + +2005-03-01 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/predicates.md (branch_comparison_operator): Change + to define_special_predicate. + (scc_comparison_operator): Same. + (branch_positive_comparison_operator): Same. + +2005-03-01 Daniel Berlin <dberlin@dberlin.org> + + * Makefile.in (tree-ssa-sink.o): New. + (OBJS-common): Add tree-ssa-sink.o. + * common.opt: Add -ftree-sink + * opts.c (decode_options): flag_tree_sink is set at O1 or higher. + * timevar.def (TV_TREE_SINK): new timevar. + * tree-flow.h (is_hidden_global_store): Prototype. + * tree-optimize.c (init_tree_optimization_passes): Add + pass_sink_code. + * tree-pass.h (pass_sink_code): New. + * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking + for non-obvious global store store to is_hidden_global_store, and + call that new function. + * tree-ssa-sink.c: New file. + * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink. + * doc/passes.texi: Document forward store motion. + * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test + * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test + * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test + * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test + +2005-03-01 Per Bothner <per@bothner.com> + + * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION + and we have a non-zero column-number, add it to the message. + Also factor out the diagnostic_kind_text. + +2005-03-01 Zdenek Dvorak <dvorakz@suse.cz> + + * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find, + flow_loop_pre_header_scan, flow_loop_pre_header_find, + flow_loop_scan): Removed. + (flow_loop_dump): Do not dump removed fields. + (flow_loop_free): Do not free removed fields. + (flow_loops_find): Flags argument removed. Do not call flow_loop_scan. + (loop_exit_edge_p): New function. + * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges, + num_pre_header_edges, entry_edges, num_entries, exit_edges, + num_exits, exits_doms. + (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES, + LOOP_EDGES, LOOP_ALL): Removed. + (flow_loop_scan): Declaration removed. + (loop_exit_edge_p, mark_loop_exit_edges): Declare. + * cfgloopmanip.c (create_loop_notes): Do not pass flags to + flow_loops_find. + * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c. + (if_convert): Call flow_loops_find and flow_loops_free + when calling mark_loop_exit_edges. + * cfgloopanal.c (mark_loop_exit_edges): Moved from + ifcvt.c. Removed the flow_loops_find, flow_loops_free and + free_dominance_info calls. + * loop-init.c (flow_loops_find): Ditto. + * passes.c (rest_of_handle_branch_prob): Ditto. + * lambda-code.c (perfect_nestify): Do not call flow_loops_find. + * loop-unroll.c (analyze_insns_in_loop): Do not use + EDGE_LOOP_EXIT. + * predict.c (predict_loops): Do not call flow_loop_scan. + Use get_loop_exit_edges. + (tree_estimate_probability): Do not pass flags to flow_loops_find. + * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument. + Do not use EDGE_LOOP_EXIT. + (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop + to bb_with_exit_edge_p. + (if_convertible_loop_p): Do not call flow_loop_scan. Use + loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop + to bb_with_exit_edge_p. + (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use + EDGE_LOOP_EXIT. + * tree-loop-linear.c (linear_transform_loops): Do not call + flow_loop_scan. Use loop->single_exit. + * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit. + (vect_analyze_loop_form): Do not call flow_loop_scan. + * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use + loop->single_exit. + (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and + loop->single_exit. + * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop, + slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p, + slpeel_tree_duplicate_loop_to_edge_cfg, + slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge): + Use loop_preheader_edge and loop->single_exit. Do not call + flow_loop_scan. + +2005-03-01 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.c (thumb_find_work_register): Check all of the + argument registers to see if they are free, and a couple of + special cases where the last argument register but can be proved + to be available during the function's prologue. + (print_multi_reg, arm_compute_save_reg0_reg12_mask, + output_return_instruction, emit_multi_reg_push, thumb_pushpop, + thumb_unexpanded_epilogue): Use unsigned long as the type for the + register bit-mask. + (thumb_compute_save_reg_mask): Likewise. Also use + thumb_find_work_register() to ensure that there is agreement about + which work register is going to be used in the prologue. + (thumb_output_function_prologue): Use unsigned long as the type + for the register bit-mask. Also delay pushing the link register if + other high registers are going to be pushed. + (thumb_compute_save_reg_mask, emit_multi_reg_push, + print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove + redundant prototypes. + +2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca> + + PR target/19819 + * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during + and after reload in REG+REG indexed addresses without REG_POINTER + set in the base and not set in the index. + +2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): + Don't undefine here. + (HANDLE_PRAGMA_PACK_PUSH_POP): Delete. + (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise. + (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS. + (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, + LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS): + Delete. + * config.gcc (sh*-*-linux*): Use config/linux.h. + +2005-02-28 Dale Johannesen <dalej@apple.com> + Stan Shebs <shebs@apple.com> + + Rewrite of 64-bit Darwin structure-by-value pass/return. + * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields + intoffset, use_stack, named. + * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove. + (rs6000_darwin64_record_arg_advance_flush): New. + (rs6000_darwin64_record_arg_advance_recurse): New. + (rs6000_darwin64_record_arg_flush): New. + (rs6000_darwin64_record_arg_recurse): New. + (rs6000_darwin64_record_arg): New. + (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check. + (function_arg_boundary): Handle 128-bit aligned structs. + (function_arg_advance): Rewrite darwin64 struct handling. + (function_arg): Call rs6000_darwin64_record_arg. + (function_arg_partial_nregs): Handle darwin64 structs. + (rs6000_darwin64_function_value): Remove. + (rs6000_function_value): Call rs6000_darwin64_record_arg. + +2005-02-28 Roger Sayle <roger@eyesopen.com> + + PR tree-optimization/20216 + * tree-chrec.c (tree_fold_factorial): Delete. + (tree_fold_binomial): Change argument list to take a return type + and change the type of K to unsigned int. Rewrite to avoid explicit + evaluation of factorials, and (recursively) calling fold to perform + compile-time arithmetic. Return NULL on (internal) overflow. + (chrec_evaluate): Change type of K to an unsigned int. Avoid + calling tree_fold_binomial unnecessarily. Return chrec_dont_know + if any intermediate calculation overflows. + (chrec_apply): Update call to chrec_evaluate. + +2005-02-28 James E Wilson <wilson@specifixinc.com> + + * config/mips/mips.h (NO_PROFILE_COUNTERS): Define. + +2005-02-28 Joseph S. Myers <joseph@codesourcery.com> + + PR c/20245 + * c-parser.c (c_parser_compound_statement): Return error_mark_node + instead of NULL_TREE on error. + +2005-02-28 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove. + (EASY_VECTOR_15_ADD_SELF): Remove. + (num_insns_constant_wide): Not static. + (validate_condition_mode): Not static. + (toc_relative_expr_p): Not static. + (legitimate_indirect_address_p): Not static. + (macho_lo_sum_memory_operand): Not static. + (invalid_e500_subreg): Not static. + (easy_vector_same): Not static. + (easy_vector_splat_const): Not static. + (RS6000_SYMBOL_REF_TLS_P): Remove. + (any_operand): Delete. + (any_parallel_operand): Delete. + (count_register_operand): Delete. + (altivec_register_operand): Delete. + (xer_operand): Delete. + (s8bit_cint_operand): Delete. + (short_cint_operand): Delete. + (u_short_cint_operand): Delete. + (non_short_cint_operand): Delete. + (exact_log2_cint_operand): Delete. + (gpc_reg_operand): Delete. + (cc_reg_operand): Delete. + (cc_reg_not_cr0_operand): Delete. + (reg_or_short_operand): Delete. + (reg_or_neg_short_operand): Delete. + (reg_or_aligned_short_operand): Delete. + (reg_or_u_short_operand): Delete. + (reg_or_cint_operand): Delete. + (reg_or_arith_cint_operand): Delete. + (reg_or_add_cint64_operand): Delete. + (reg_or_sub_cint64_operand): Delete. + (reg_or_logical_cint_operand): Delete. + (got_operand): Delete. + (got_no_const_operand): Delete. + (easy_fp_constant): Delete. + (easy_vector_constant): Delete. + (easy_vector_constant_add_self): Delete. + (zero_constant): Delete. + (zero_fp_constant): Delete. + (volatile_mem_operand): Delete. + (offsettable_mem_operand): Delete. + (mem_or_easy_const_operand): Delete. + (add_operand): Delete. + (non_add_cint_operand): Delete. + (logical_operand): Delete. + (non_logical_cint_operand): Delete. + (mask_operand): Delete. + (mask_operand_wrap): Delete. + (mask64_operand): Delete. + (mask64_2_operand): Delete. + (and64_operand): Delete. + (and64_2_operand): Delete. + (and_operand): Delete. + (reg_or_mem_operand): Delete. + (lwa_operand): Delete. + (symbol_ref_operand): Delete. + (call_operand): Delete. + (current_file_function_operand): Delete. + (input_operand): Delete. + (rs6000_nonimmediate_operand): Delete. + (rs6000_tls_symbol_ref): Delete. + (save_world_operation): Delete. + (restore_world_operation): Delete. + (load_multiple_operation): Delete. + (store_multiple_operation): Delete. + (vrsave_operation): Delete. + (mfcr_operation): Delete. + (mtcrf_operation): Delete. + (lmw_operation): Delete. + (stmw_operation): Delete. + (branch_comparison_operator): Delete. + (branch_positive_comparison_operator): Delete. + (scc_comparison_operator): Delete. + (trap_comparison_operator): Delete. + (boolean_operator): Delete. + (boolean_or_operator): Delete. + (min_max_operator): Delete. + * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here. + (EASY_VECTOR_15): Moved to here. + (EASY_VECTOR_15_ADD_SELF): Move to here. + (PREDICATE_CODES): Delete. + * config/rs6000/rs6000-protos.h: Delete predicate functions. + Declare functions no longer static. + * config/rs6000/predicates.md: New. + * config/rs6000/rs6000.md: Include predicates.md + +2005-02-28 Kazu Hirata <kazu@cs.umass.edu> + + * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN. + (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and + REG_ALWAYS_RETURN. + * cfgrtl.c (need_fake_edge_p): Likewise. + * combine.c (distribute_notes): Likewise. + * emit-rtl.c (try_split): Likewise. + * recog.c (peephole2_opimize): Likewise. + * reg-notes.def (ALWAYS_RETURN): Remove. + * rtl.h (LCT_ALWAYS_RETURN): Remove. + * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN. + * tree.h (ECF_ALWAYS_RETURN): Remove. + +2005-02-28 Roger Sayle <roger@eyesopen.com> + + PR middle-end/19874 + * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion + between different machine modes is never a "useless" conversion. + +2005-02-28 Geert Bosch <bosch@gnat.com> + + PR ada/15977 + * doc/contrib.texi: List contributors for Ada front end + +2005-02-28 Paolo Bonzini <bonzini@gnu.org> + + * simplify-rtx.c (simplify_unary_operation_1, + simplify_const_unary_operation): New, extracted from... + (simplify_unary_operation): ... this one. + (simplify_binary_operation_1, + simplify_const_binary_operation): New, extracted from... + (simplify_binary_operation): ... this one. + * rtl.h (simplify_const_unary_operation, + simplify_const_binary_operation): Add prototypes. + +2005-02-28 Julian Brown <julian@codesourcery.com> + + * config/elfos.h: Revert my patch from 2005-02-25 since it broke + building libjava and caused PR regression/20228. + +2005-02-28 Paolo Bonzini <bonzini@gnu.org> + + PR bootstrap/17383 + * Makefile.in (host_subdir): New. + (build_objdir): New. Replace ../$(build_subdir) with it throughout. + * configure: Regenerate. + +2005-02-27 Zack Weinberg <zack@codesourcery.com> + + * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux + * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the + installation directory first. + +2005-02-28 Hans-Peter Nilsson <hp@axis.com> + + PR target/19065. + * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)), + not including (reg). Do not check for reg being CRIS_PC_REGNUM. + (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'. + * config/cris/cris.md: Tweak comments referring to Q. + ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi") + ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3") + ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3") + ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3") + ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"): + Insert spaces in constraints to align alternatives vertically for + readability. + ("cmphi"): Ditto. Add separate alternative for operand 0 "r", + operand 1: "M". + +2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR rtl-optimization/17728 + * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for + operand 0 from general_operand to move_dest_operand. + +2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw + instead of trying to save and restore TREE_SYMBOL_REFERENCED. + * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define. + (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED. + +2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada. + * configure: Regenerate. + * libada-mk.in: Remove CC; rename + cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada. + +2005-02-26 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/20188 + * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST + for the lhs, also walk over the tree. Likewise for rhs. + +2005-02-26 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-dom.c (simple_iv_increment_p): New function. + (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations): + Do not propagate value of iv before increment over the increment. + +2005-02-25 Joseph S. Myers <joseph@codesourcery.com> + + * c-parser.c: New file. + * c-parse.in: Remove. + * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y): + Remove. + (c-parser.o): Add dependencies. + (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean, + maintainer-clean, TAGS): Update. + * c-config-lang.in (gtfiles): Update. + * gengtype-lex.l: Don't handle "@@". + * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt, + objc_build_synchronized, objc_begin_try_stmt, + objc_begin_catch_clause, objc_finish_catch_clause, + objc_build_finally_clause, objc_finish_try_stmt): New. + * c-tree.h (struct c_declspecs): Add declspecs_seen_p and + type_seen_p. + (c_parse_init): Update comment. + * c-decl.c (c_init_decl_processing): Update comment. + (build_null_declspecs, declspecs_add_qual, declspecs_add_type, + declspecs_add_scspec, declspecs_add_attrs): Initialize and update + new c_declspecs members. + +2005-02-25 Julian Brown <julian@codesourcery.com> + + * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK + from being used for symbols with vague linkage when + HAVE_GAS_COMDAT_GROUP is true. + +2005-02-25 Mark Mitchell <mark@codesourcery.com> + + * doc/include/gcc-common.texi (version-GCC): Update to 4.1. + +2005-02-25 Steve Ellcey <sje@cup.hp.com> + + PR target/19930 + * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document. + (LIBGCC2_HAS_DF_MODE): New. + (LIBGCC2_HAS_XF_MODE): New. + (LIBGCC2_HAS_TF_MODE): New. + * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE. + (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE. + * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE. + (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE. + (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE. + * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat + and add _fixtfdi, _fixunstfdi, _floatditf + * lib1funcs.asm: Remove L__compat. Add L_fixtfdi, + L_fixunstfdi, L_floatditf. + * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define. + (LIBGCC2_HAS_TF_MODE): Define. + +2005-02-25 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/20204 + * tree-into-ssa.c (insert_phi_nodes_for): Do not use + REWRITE_THIS_STMT markers on PHI nodes. + (rewrite_initialize_block): Likewise. + +2005-02-25 Mark Mitchell <mark@codesourcery.com> + + * version.c (version_string): Update to 4.1. + +2005-02-25 Paolo Carlini <pcarlini@suse.de> + + * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>: + Clarify that the alternative way doesn't work in GNU C++. + +2005-02-25 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/19937 + * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value + to the type of the induction variable. + +2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org> + + PR rtl-optimization/20117 + * bb-reorder.c (duplicate_computed_gotos): Don't duplicate + the block including noncopyable insn. + +2005-02-24 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (delete_trivially_dead_insns): Speed up by minimizing + calls to find_reg_note. + +2005-02-24 Richard Henderson <rth@redhat.com> + + PR tree-opt/20127 + * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from + the type. + +2005-02-24 Fariborz Jahanian <fjahanian@apple.com> + + * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for + vector types if to use base reg for misaligned non-word ld/std. + +2005-02-24 Hans-Peter Nilsson <hp@axis.com> + + PR target/14619 + * config/cris/cris.c (cris_target_asm_function_prologue): Create + dwarf2 label manually and put it after, not before the prologue. + +2005-02-24 David Edelsohn <edelsohn@gnu.org> + + PR target/19019 + * reload.c (operands_match_p): Only increment register number for + SCALAR_INT_MODE_P modes in multiple hard registers. + + * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints. + Fix formatting. + +2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * ChangeLog.5: Fix log message typo(s). + * ChangeLog.7: Likewise. + * ChangeLog.tree-ssa: Likewise. + * cfgexpand.c: Fix comment typo(s). + * conflict.c: Likewise. + * defaults.h: Likewise. + * dwarf2out.c: Likewise. + * gcse.c: Likewise. + * ggc-page.c: Likewise. + * tree-eh.c: Likewise. + * tree-ssa-dom.c: Likewise. + +2005-02-24 Jakub Jelinek <jakub@redhat.com> + + PR target/19019 + * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects. + * config/rs6000/darwin-ldouble.c: Only use the .symver directives + if SHARED is defined. + + PR target/20196 + * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber, + allow splitting only if operands 0 and 3 don't overlap. + +2005-02-24 Richard Henderson <rth@redhat.com> + + PR middle-end/19953 + * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New. + (fold_builtin_1): Call them. + * fold-const.c (fold_complex_mult_parts): Split out from ... + (fold_complex_mult): ... here. Fix typo in both imaginary case. + (fold_complex_div_parts, fold_complex_div): New. + (fold): Use them. + * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare. + +2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * tree-ssa-ccp.c (visit_assignment): Verify that result of + VIEW_CONVERT_EXPR is_gimple_min_invariant. + + * print-tree.c (print_node_brief): Print LABEL_DECL_UID. + (print_node): Likewise. + Print TYPE_SIZES_GIMPLIFIED. + +2005-02-24 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3") + ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input + operands as commutative in constraints. + +2005-02-24 Diego Novillo <dnovillo@redhat.com> + + * tree-into-ssa.c: Re-organize internal functions. + +2005-02-24 Richard Henderson <rth@redhat.com> + + PR middle-end/18902 + * c-opts.c (c_common_post_options): Set flag_complex_method to 2 + for c99. + * common.opt (fcx-limited-range): New. + * opts.c (set_fast_math_flags): Set flag_cx_limited_range. + * toplev.c (flag_complex_method): Initialize to 1. + (process_options): Set flag_complex_method to 0 if + flag_cx_limited_range. + * doc/invoke.texi (-fcx-limited-range): New. + +2005-02-24 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (delete_trivially_dead_insns): Speed up by using + NEXT_INSN and PREV_INSN directly instead of next_real_insn and + prev_real_insn. + +2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com> + + * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf + functions when -mid-shared-library is being used. + +2005-02-23 Daniel Jacobowitz <dan@codesourcery.com> + + * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove. + (LINK_LIBGCC_SPECIAL_1): Don't mention it. + * gcc.c: Don't check for LINK_LIBGCC_SPECIAL. + * system.h: Poison LINK_LIBGCC_SPECIAL. + +2005-02-23 James E Wilson <wilson@specifixinc.com> + + * gengtype.c (note_insn_name): Make 1 element larger. + +2005-02-23 Roger Sayle <roger@eyesopen.com> + + PR target/20018 + PR rtl-optimization/20097 + * simplify-rtx.c (simplify_relational_operation_1): Avoid creating + BImode SUBREGs of SImode registers which confuse the ia64 backend. + +2005-02-23 David Edelsohn <edelsohn@gnu.org> + + * t-aix43 (SHLIB_INSTALL): Create directory for shared library. + * t-aix52 (SHLIB_INSTALL): Same. + +2005-02-23 Kazu Hirata <kazu@cs.umass.edu> + + * genpreds.c: Update copyright. + +2005-02-23 Michael Beach <michaelb@ieee.org> + + PR target/20159 + * config/sparc/t-elf (startup files): Assemble with CPP. + +2005-02-23 Paolo Bonzini <bonzini@gnu.org> + + * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands. + (write_predicate_expr): Likewise. + +2005-02-22 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/20100 + PR tree-optimization/20115 + * tree-optimize.c (init_tree_optimization_passes): Remove + pass_maybe_create_global_var. + * tree-pass.h (pass_maybe_create_global_var): Remove. + * tree-ssa-alias.c (aliases_computed_p): Declare. + (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND. + (count_calls_and_maybe_create_global_var): Remove. + (pass_maybe_create_global_var): Remove. + (init_alias_info): Do not declare aliases_computed_p. + (maybe_create_global_var): If the function contains no + call-clobbered variables and a mix of pure/const and regular + function calls, create .GLOBAL_VAR. + Mark all call-clobbered variables for renaming. + (merge_pointed_to_info): Update comment. + (add_pointed_to_var): Likewise. + (is_escape_site): Likewise. + Accept struct alias_info * instead of size_t *. + Update all users. + Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND + as necessary. + * tree-ssa-operands.c (get_call_expr_operands): If + ALIASES_COMPUTED_P is false, do not add call-clobbering + operands. + * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false. + (delete_tree_ssa): Likewise. + +2005-02-22 James E Wilson <wilson@specifixinc.com> + + * toplev.c (backend_init): Don't call init_adjust_machine_modes here. + (do_compile): Do call it here. + +2005-02-22 Kazu Hirata <kazu@cs.umass.edu> + + PR rtl-optimization/20017. + * passes.c (rest_of_handle_combine, rest_of_handle_cse, + rest_of_handle_cse2, rest_of_handle_gcse): Call + delete_dead_jumptables immediately before calling cleanup_cfg. + +2005-02-22 Devang Patel <dpatel@apple.com> + + PR 19952 + * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip + all labels + +2005-02-22 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix.h (WINT_TYPE): Define. + +2005-02-22 Stan Shebs <shebs@apple.com> + + * config/rs6000/rs6000.c (rs6000_override_options): Default to + natural alignment for 64-bit Darwin. + (rs6000_parse_alignment_option): Warn about uses of -malign-power + on 64-bit Darwin. + * doc/invoke.texi: Document this. + +2005-02-22 DJ Delorie <dj@redhat.com> + + * c-common.c (c_common_type_for_mode): Pass the mode's precision + to make_[un]signed_type, not the mode itself. + +2005-02-22 Kazu Hirata <kazu@cs.umass.edu> + + * cfg.c (cached_make_edge): Call make_edge if edge cache is + not available. Use tail calls wherever possible. + (make_edge): Call unchecked_make_edge to create an edge. + + * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove. + (coalesce_ssa_name): Don't check for + SSANORM_USE_COALESCE_LIST. + (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST. + +2005-02-22 Diego Novillo <dnovillo@redhat.com> + + * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ... + (rewrite_into_ssa): ... here. + +2005-02-21 Alexandre Oliva <aoliva@redhat.com> + + PR tree-optimization/19786 + * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one + tag to another's may-alias bitmap when adding to the other's list. + +2005-02-21 DJ Delorie <dj@redhat.com> + + * tree-ssa-loop-ivopts.c (computation_cost): Start register + numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard + registers in unsupported ways. + * expmed.c (init_expmed): Likewise. + +2005-02-21 Stan Cox <scox@redhat.com> + + * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31. + +2005-02-21 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (fold_cond_expr_cond): New. + (make_edges): Call fold_cond_expr_cond. + (find_taken_edge): Accept nothing but INTEGER_CST. + (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0 + and 1. + (find_taken_edge_switch_expr): Remove a check for INTEGER_CST. + + * flow.c (delete_dead_jumptables): Speed up by scanning insns + that do not belong to any basic block. + +2005-02-21 Jeff Law <law@redhat.com> + + * cfganal.c (find_unreachable_blocks): Manually CSE load of + e->dest. + +2005-02-21 Kazu Hirata <kazu@cs.umass.edu> + + * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove. + (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST): + Adjust their definitions. + (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS. + (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS. + + * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c, + genautomata.c, langhooks.c, langhooks.h, system.h, + config/arm/lib1funcs.asm: Update copyright. + +2005-02-21 Ulrich Weigand <uweigand@de.ibm.com> + + * dbxout.c (dbxout_function_end): Emit Lscope label always. + +2005-02-21 Richard Guenther <rguenth@gcc.gnu.org> + + PR bootstrap/13770 + * doc/install.texi: Document --with-gc. + +2005-02-21 Paolo Bonzini <bonzini@gnu.org> + + * simplify-rtx.c (simplify_unary_operation): Add a missing + "break" statement. + +2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR tree-optimization/18663 + * tree-ssa-dom.c (extract_range_from_cond): Return 0 + if the type has variable bounds. + +2005-02-20 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c: Remove an obsolete comment. + + * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc. + +2005-02-20 Hans-Peter Nilsson <hp@axis.com> + + * doc/extend.texi (Function Attributes) <Attribute const>: The + attribute "pure" is below this text, not above. + +2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (pa_assemble_integer, get_plabel): Small cleanups. + (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf. + * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup. + +2005-02-20 Zack Weinberg <zack@codesourcery.com> + + PR 18785 + * langhooks.h (struct lang_hooks): Add to_target_charset. + * langhooks.c (lhd_to_target_charset): New function. + * langhooks-def.h: Declare lhd_to_target_charset. + (LANG_HOOKS_TO_TARGET_CHARSET): New macro. + (LANG_HOOKS_INITIALIZER): Update. + * c-common.c (c_common_to_target_charset): New function. + * c-common.h: Declare it. + * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to + c_common_to_target_charset. + + * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0) + (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT): + Delete definitions. + * system.h: Poison them. + * doc/tm.texi: Don't discuss them. + * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset. + * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char. + (pp_c_char): Do not attempt to generate letter escapes for + newline, tab, etc. + * config/arm/arm.c (output_ascii_pseudo_op): Likewise. + * config/mips/mips.c (mips_output_ascii): Likewise. + +2005-02-20 Dorit Naishlos <dorit@il.ibm.com> + + PR tree-optimization/19951 + * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge + is abnormal. + +2005-02-19 Steven Bosscher <stevenb@suse.de> + + PR middle-end/19698 + * function.h (struct function): New field `max_loop_depth'. + * cfgloop.c (establish_preds): Update maximum loop depth seen so far. + (flow_loops_find): Reset the max loop depth count before finding loops. + * flow.c (MAX_LIVENESS_ROUNDS): New constant. + (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround. + (calculate_global_regs_live): Make sure the loop will terminate + when the initial sets are not empty. + +2005-02-19 Zack Weinberg <zack@codesourcery.com> + + * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy + object inside. + * config/ia64/hpux.h: Don't define LIBGCC_SPEC. + +2005-02-19 Richard Sandiford <rsandifo@redhat.com> + + PR other/19525 + * doc/invoke.texi: Remove documentation of %M spec. + * gcc.c: Likewise. + (init_spec): Remove %M suffix from -lgcc_s. + (do_spec_1): Remove 'M' case. + * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK + to put shared libraries in the multilib directory. Remove the + shlib_so_soname substitution variable. Don't add a multilib encoding + to shlib_base_name. Set shlib_slibdir_qual to the full pathname + reported by -print-multi-os-directory. Pass @multilib_dir@ to + SHLIB_INSTALL as well as SHLIB_LINK. + * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@. + (SHLIB_NAME): Delete. + (SHLIB_DIR): New macro. + (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR). + (SHLIB_INSTALL): Adjust accordingly. + * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver. + * config/t-slibgcc-sld: Likewise. + * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete. + (SHLIBUNWIND_SONAME): Use @shlib_base_name@. + (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK) + in $(SHLIB_DIR). + (SHLIBUNWIND_INSTALL): Adjust accordingly. + * config/i386/t-nwld (SHLIB_SONAME): Delete. + (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME. + Use @shlib_base_name@ instead of @shlib_so_name@. + * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0 + and @shlib_base_name@.so in @multilib_dir@. + (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@ + to the install path. + * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver. + (SHLIB_LINK): Remove previous workaround. + * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros. + (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR). + (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to + the install path. + * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in + @multilib_dir@. Use @multilib_dir@ to check for threading libraries. + (SHLIB_INSTALL): Adjust accordingly. + (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries. + * config/rs6000/t-aix52: As for config/rs6000/t-aix43. + * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for + config/t-slibgcc-elf-ver. + +2005-02-19 Zdenek Dvorak <dvorakz@suse.cz> + Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/19828 + * tree-ssa-loop-im.c: Add a TODO comment. + (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls + without side-effects. + +2005-02-18 James A. Morrison <phython@gcc.gnu.org> + + * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't + call fold_convert. + +2005-02-18 James E. Wilson <wilson@specifixinc.com> + + * doc/invoke.texi (IA-64 Options): Delete -mb-step. + * config/ia64/ia64.c (last_group, group_idx): Delete variables. + (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete + functions. + (ia64_reorg): Delete fixup_errata call. + * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete. + (TARGET_SWITCHES): Delete -mb-step entry. + +2005-02-19 Jakub Jelinek <jakub@redhat.com> + + PR c/20043 + * c-typeck.c (composite_type): Handle quals in transparent unions. + (type_lists_compatible_p): Likewise. + +2005-02-18 Stan Shebs <shebs@apple.com> + + * config/darwin.c (machopic_select_rtx_section): Don't put relocatable + expressions in the .literal8 section. + +2005-02-18 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker. + +2005-02-18 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (constant_boolean_node): Always create values of the + specified type, don't bother calling truthvalue_conversion. + +2005-02-18 Joseph S. Myers <joseph@codesourcery.com> + + * except.c (output_function_exception_table): Call + assemble_external_libcall (eh_personality_libfunc). + +2005-02-18 Joseph S. Myers <joseph@codesourcery.com> + + PR target/19886 + * config/ia64/ia64.h (struct machine_function): Add state_num. + * config/ia64/ia64.c (process_epilogue, + process_for_unwind_directive): Use new unwind state numbers each + time rather than state 1. + +2005-02-18 Ulrich Weigand <uweigand@de.ibm.com> + + PR target/20054 + * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to + before the "*llgt_didi" pattern. + +2005-02-18 Jason Merrill <jason@redhat.com> + + * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again. + +2005-02-18 Richard Earnshaw <rearnsha@arm.com> + + * arm/lib1funcs.asm (FUNC_ALIAS): New macro. + (div0): Use it in place of ARM_FUNC_ALIAS. + (lshrdi3, ashrdi3, ashlrdi3): Likewise. + +2005-02-18 Andrew Pinski <pinskia@physics.uc.edu> + + PR middle-end/20030 + * fold-const.c (fold_indirect_ref_1): Use the correct index for zero + access, the lower bound of the array type if it exists. + +2005-02-18 Alexandre Oliva <aoliva@redhat.com> + + PR c++/20008 + * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove + cases that are out-of-range for the index type. + +2005-02-18 James A. Morrison <phython@gcc.gnu.org> + + * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert. + (estimate_case_costs): Don't call convert. + * expmed.c (expand_shift): Likewise. + (make_tree): Call fold_convert instead of convert. + +2005-02-18 Jakub Jelinek <jakub@redhat.com> + + PR c++/19813 + * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion + that ref to be marked MEM_READONLY_P doesn't have base that needs + constructing. + +2005-02-18 Joseph S. Myers <joseph@codesourcery.com> + + * genautomata.c (output_get_cpu_unit_code_func, + output_cpu_unit_reservation_p): Don't generate old-style function + definitions. + +2005-02-18 Jakub Jelinek <jakub@redhat.com> + + PR c++/20023 + PR tree-optimization/20009 + * convert.c (convert_to_integer): Revert 2005-02-16 change. + + PR tree-optimization/18947 + * cgraphunit.c (cgraph_finalize_function): When redefining an extern + inline, remove all nodes that are inlined into the extern inline + being redefined. + +2005-02-17 Kazu Hirata <kazu@cs.umass.edu> + + * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c, + loop-invariant.c, stmt.c, tree-ssa-forwprop.c, + tree-ssa-live.c, tree-ssanames.c, tree-vn.c, + config/host-linux.c, config/arm/fpa.md, config/avr/avr.h: + Update copyright. + +2005-02-17 Roger Sayle <roger@eyesopen.com> + + PR tree-optimization/19917 + * tree-eh.c (tree_could_trap_p): Consider calls to weak functions + to be potentially trapping. + +2005-02-17 Kazu Hirata <kazu@cs.umass.edu> + + * libgcc2.c, tree-vect-analyze.c: Fix comment typos. + +2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com> + + * builtins.c (expand_builtin_return_addr): Remove tem parameter. + tem becomes a local variable which is set to the value of the + back end defined INITIAL_FRAME_ADDRESS macro. + (expand_builtin_frame_address): Omit the base parameter to + expand_builtin_return_addr. + (expand_builtin_profile_func): Likewise. + * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro. + (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame. + * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added. + +2005-02-17 Jakub Jelinek <jakub@redhat.com> + + * config/s390/s390.c (s390_alloc_pool, s390_free_pool, + s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE. + * config/frv/frv.c (frv_function_epilogue): Likewise. + +2005-02-17 Daniel Berlin <dberlin@dberlin.org> + + * lambda-code (perfect_nestify): Remove mark/unmark + for rewriting hack. + * tree-loop-linear.c (linear_transform_loops): Add + rewrite_into_ssa call so that ssa is correct for + rewriting into loop closed. + +2005-02-17 Nathan Sidwell <nathan@codesourcery.com> + + * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove. + * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and + BITMAP_FREE. + * bt-load.c (btr_def_live_range, combine_btr_defs, + migrate_btr_def, migrate_btr_defs): Likewise. + * cfgcleanup.c (thread_jump): Likewise. + * cfgloop.c (get_loop_body_in_bfs_order): Likewise. + * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free, + df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute, + df_rd_local_compute, df_reg_info_compute): Likewise. + * dominance.c (init_dom_info, free_dom_info): Likewise. + * flow.c (init_propagate_block_info, + free_propagate_block_info): Likewise. + * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise. + * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav, + modify_reg_pav): Likewise. + * loop-invariant.c (find_defs, find_invariant_insn, + find_invariants, free_inv_motion_data): Likewise. + * predict.c (tree_predict_by_opcode, + estimate_bb_frequencies): Likewise. + * stmt.c (expand_case): Likewise. + * tree-cfg.c (tree_duplicate_sese_region): Likewise. + * tree-dfa.c (mark_new_vars_to_rename): Likewise. + * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise. + * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free, + get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa, + rewrite_ssa_into_ssa): Likewise. + * tree-optimize.c (tree_rest_of_compilation): Likewise. + * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table, + analyze_edges_for_bb, perform_edge_inserts): Likewise. + * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise. + * tree-sra.c (tree_sra): Likewise. + * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise. + * tree-ssa-ccp.c (ccp_fold_builtin): Likewise. + * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. + * tree-ssa-dse.c (tree_ssa_dse): Likewise. + * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var): + Likewise. + * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info, + calculate_live_on_entry, calculate_live_on_exit, + build_tree_conflict_graph): Likewise. + * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use, + record_important_candidates, set_use_iv_cost, find_depends, + determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data, + tree_ssa_iv_optimize_finalize): Likewise. + * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit, + find_uses_to_rename_use, rewrite_into_loop_closed_ssa, + tree_duplicate_loop_to_header_edge): Likewise. + * tree-ssa-pre.c (init_pre, fini_pre): Likewise. + * tree-ssa.c (verify_flow_insensitive_alias_info, + verify_name_tags, verify_ssa, init_tree_ssa, + delete_tree_ssa): Likewise. + * tree-ssanames.c (marked_ssa_names, init_ssanames, + fini_ssanames): Likewise. + * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise. + +2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/rs6000/t-rtems: Completely reworked. + +2005-02-17 Ira Rosen <irar@il.ibm.com> + + * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert. + +2005-02-17 Ira Rosen <irar@il.ibm.com> + + * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use + POINTER_TYPE_P when checking that type is a pointer. + (vect_get_memtag): Remove. + (vect_address_analysis): Use POINTER_TYPE_P. Call + vect_object_analysis with dummy parameter for memtag. + (vect_object_analysis): Extract memtag (functionality that + used to be in vect_get_memtag and moved here). Fix printings. + (vect_analyze_data_refs): Fix comment. Call vect_object_analysis + with correct parameters. Remove call to vect_get_memtag. + +2005-02-17 Dorit Naishlos <dorit@il.ibm.com> + + * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New. + (tree-vectorizer.o): Added missing dependencies. + + * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern + decleration. + (slpeel_tree_peel_loop_to_edge): Function externalized (had a static + declaration in tree-vectorizer.c, now has an extern declaration in + tree-vectorizer.h). + (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p, + slpeel_verify_cfg_after_peeling, vect_strip_conversion, + get_vectype_for_scalar_type, vect_is_simple_use, + vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p, + vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info, + new_stmt_vec_info, vect_analyze_loop, vectorizable_load, + vectorizable_store, vectorizable_operation, vectorizable_assignment, + vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level, + find_loop_location): Likewise. + + * tree-vectorizer.c (langhooks.h): #include removed. + (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration + moved to tree-vectorized.h. + (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p, + slpeel_verify_cfg_after_peeling, vect_strip_conversion, + get_vectype_for_scalar_type, vect_is_simple_use, + vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p, + vect_supportable_dr_alignment, new_loop_vec_info, + destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info, + vect_set_verbosity_level, find_loop_location): Likewise. + + (vect_analyze_loop): Function externalized. Declaration moved to + tree-vectorized.h. Function definition moved to tree-vect-analyze.c. + (vect_analyze_loop_form): Moved to tree-vect-analyze.c. + (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles, + vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences, + vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment, + vect_enhance_data_refs_alignment, vect_analyze_operations, + exist_non_indexing_operands_for_use_p, vect_mark_relevant, + vect_stmt_relevant_p, vect_get_loop_niters, + vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment, + vect_analyze_data_ref_access, vect_analyze_pointer_ref_access, + vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr, + vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis, + vect_get_memtag): Likewise. + + (vectorizable_load): Function externalized. Declaration moved to + tree-vectorized.h. Function definition moved to tree-vect-transform.c. + (vectorizable_store, vectorizable_operation, vectorizable_assignment, + vect_transform_loop): Likewise. + (vect_transform_stmt): Moved to tree-vect-transform.c. + (vect_align_data_ref, vect_create_destination_var, + vect_create_data_ref_ptr, vect_create_index_for_vector_ref, + vect_create_addr_base_for_vector_ref, vect_get_new_vect_var, + vect_get_vec_def_for_operand, vect_init_vector, + vect_finish_stmt_generation, vect_generate_tmps_on_preheader, + vect_build_loop_niters, vect_update_ivs_after_vectorizer, + vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr, + vect_update_inits_of_drs, vect_do_peeling_for_alignment, + vect_do_peeling_for_loop_bound): Likewise. + + * tree-vect-analyze.c: New file. + * tree-vect-transform.c: New file. + +2005-02-17 Jason Merrill <jason@redhat.com> + + PR mudflap/19319, c++/19317 + * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return + slot explicit. + +2005-02-17 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (Specific): Update link for Darwin-specific + tool binary site. + +2005-02-16 James A. Morrison <phython@gcc.gnu.org> + + * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call + constant_boolean_node. + +2005-02-16 David Edelsohn <edelsohn@gnu.org> + + PR target/19019 + * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver. + * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same. + +2005-02-16 Richard Henderson <rth@redhat.com> + + PR 19920 + * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses + with W_TYPE_SIZE. + (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions; + replace uses with Wtype_MAXp1_F. + (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi, + L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi, + L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3, + L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE, + and HAVE_TFMODE as appropriate. + (__fixunssfDI): Provide an implementation that doesn't need DFmode. + (__floatdisf): Likewise. + * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New. + (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New. + (Wtype_MAXp1_F): New. + (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI, + __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE. + +2005-02-16 Richard Earnshaw <rearnsha@arm.com> + + * PR target/19162 + * arm.c (arm_apply_result_size): New function. + * arm.h (APPLY_RESULT_SIZE): Define. + * arm-protos.h (arm_apply_result_size): Add prototype. + * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants. + (movxf): New expand. + (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb. + (call_value_symbol): Remove predicate for operand 0. + (call_value_insn, sibcall_value, sibcall_value_insn): Likewise. + (untyped_call): Rework to correclty return values for any type. + (untyped_return): New expand. + * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate. + +2005-02-16 Stan Shebs <shebs@apple.com> + + * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later. + * config/rs6000/t-darwin8: New, for 64-bit multilib. + +2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/install.texi (sparc-sun-solaris2*): Document required GMP + configure settings on Solaris 7 and later. + +2005-02-16 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/19865 + * tree-optimize.c (init_tree_optimization_passes): Run + pass_may_alias after pass_sra. + +2005-02-16 Richard Henderson <rth@redhat.com> + Stuart Hastings <stuart@apple.com> + + PR debug/19521 + * dbxout.c (dbxout_function_end): Take decl parameter; update callers. + Do nothing if debug info suppressed for this function. + (dbxout_begin_function): Early exit if debug info suppressed for + this function. + +2005-02-16 Kazu Hirata <kazu@cs.umass.edu> + + PR target/20007 + * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to + find_basic_blocks. + * config/sh/sh.c (sh_output_mi_thunk): Likewise. + + PR tree-optimization/19967 + * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk, + expand_builtin_strchr, expand_builtin_strrchr): Take a new + argument TYPE. Adjust calls to fold_builtin_XXX. + (expand_builtin, fold_builtin_1): Adjust calls to + expand_builtin_XXX. + (fold_builtin_strchr, fold_builtin_strpbrk, + fold_builtin_strstr, fold_builtin_strrchr): Convert the folded + result to a requested type TYPE. + +2005-02-16 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/19857 + * fold-const.c (fold): Don't optimize (T)(x & cst) to + (T)x & (T)cst if (T)cst overflows. + * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass + TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument. + +2005-02-15 Jeff Law <law@redhat.com> + + * gcse.c (blocks_with_calls): New bitmap. + (alloc_gcse_mem): Allocate it. + (free_gcse_mem): Free it. + (clear_modifY_mem_tables): Clear it. + (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS + when we encounter CALL_INSNs. + (compute_transp, case MEM): Handle blocks with calls separate + from blocks without calls. Use bitmap iterators rather than + FOR_EACH_BB. + +2005-02-15 Peter O'Gorman <peter@pogma.com> + + PR bootstrap/18810 + * mklibgcc.in (vis_hide): Use a temporary object file, not + -o /dev/null. + +2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net> + + PR target/19924 + * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg + access optimization. + +2005-02-15 David Edelsohn <edelsohn@gnu.org> + Alan Modra <amodra@bigpond.net.au> + + PR target/19019 + * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd. + (_xlqsub): Rename to __gcc_qsub. + (_xlqmul): Rename to __gcc_qmul. + (_xlqdiv): Rename to __gcc_qdiv. + Provide versioned symbol aliases with old names. + * config/rs6000/libgcc-ppc64.ver: Rename symbols. + * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols. + * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New. + * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New. + * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New. + +2005-02-15 James A. Morrison <phython@gcc.gnu.org> + + * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1. + Fold ~(A - 1) and ~(A + -1) to -A. + +2005-02-15 James A. Morrison <phython@gcc.gnu.org> + + PR pch/14940 + PR target/19300 + * config/host-linux.c (linux_gt_pch_use_address): Copy from + config/pa/pa-host.c:pa_gt_pch_use_address. + +2005-02-15 Daniel Berlin <dberlin@dberlin.org> + + * tree-vn.c (get_value_handle): Make sure that given an + is_gimple_min_invariant expression, we always return it. + +2005-02-15 Kazu Hirata <kazu@cs.umass.edu> + + * passes.c (rest_of_handle_gcse): Fix a comment. + +2005-02-15 Jeff Law <law@redhat.com> + + * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary + bitmap. + (alloc_gcse_mem, free_gcse_mem): Corresponding changes. + (canon_list_insert, record_last_mem_set_info): Similarly. + (clear_modify_mem_tables): Similarly. + +2005-02-15 Kazu Hirata <kazu@cs.umass.edu> + + * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c, + tree-dump.h, tree-ssa-loop-manip.c, value-prof.c, + config/mips/mips.md, config/rs6000/aix.h, + config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright. + +2005-02-15 Richard Henderson <rth@redhat.com> + + * bb-reorder.c (find_traces_1_round): Force fallthru edge from a + call to be best_edge. + +2005-02-14 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h: Adjust the prototype for find_basic_blocks. + * cfgbuild.c (find_basic_blocks): Remove unused arguments. + * passes.c (rest_of_handle_loop_optimize): Adjust the call to + find_basic_blocks. + + * flow.c (recompute_reg_usage): Remove all arguments. + * passes.c (rest_of_compilation): Adjust the call to + recompute_reg_usage. + * rtl.h: Adjust the prototype for recompute_reg_usage. + +2005-02-14 Daniel Berlin <dberlin@dberlin.org> + + * tree-dump.c (dump_files): Update to reflect new member + of dump_file_info. + (dump_register): Add new argument. + Set glob name. + (dump_switch_p_1): Check against glob name if doglob was passed. + (dump_switch_p): Check against regular first, then glob if + we didn't have any hits on the dump name. + * tree-optimize.c (register_one_dump_file): + Pass in glob name as well. + * tree-pass.h (struct dump_file_info): Add glob + member. + +2005-02-14 Joseph S. Myers <joseph@codesourcery.com> + + PR preprocessor/16323 + * doc/invoke.texi: Document that -Wendif-labels is on by default. + +2005-02-14 David Edelsohn <edelsohn@gnu.org> + + PR target/19019 + * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand. + (trunctfdf2_internal1): New. + (trunctfdf2_internal2): Renamed from trunctfdf2. + +2005-02-14 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/19853 + * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL. + +2005-02-14 Kazu Hirata <kazu@cs.umass.edu> + + * passes.c (rest_of_handle_loop_optimize): Remove calls to + delete_dead_jumptables and cleanup_cfg. + +2005-02-14 Ulrich Weigand <uweigand@de.ibm.com> + + * reload.c (find_reloads): Swap address_reloaded flags when + swapping commutative operands. + +2005-02-14 Sebastian Pop <pop@cri.ensmp.fr> + + * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify): + Use standard_iv_increment_position for computing the bsi position + for create_iv. + * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute + the bsi position. + +2005-02-13 Zdenek Dvorak <dvorakz@suse.cz> + + PR target/17428 + * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending + life range of hard registers. + * value-prof.c (insn_prefetch_values_to_profile): Only + scan normal insns. + + * value-prof.c (rtl_find_values_to_profile): Do not look for values to + profile in libcalls. + +2005-02-13 Nathan Sidwell <nathan@codesourcery.com> + + * bitmap.h (bitmap_and_compl_into): Return bool. + * bitmap.c (bitmap_and_compl_into): Return changed flag. + +2005-02-13 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/19944 + * fold-const.c (fold): Re-add ABS_EXPR folding. + +2005-02-13 David Edelsohn <edelsohn@gnu.org> + + PR target/19019 + * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to + {TARGET,MASK}_XL_COMPAT. + (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use + MASK_XL_COMPAT. + * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove. + * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to + TARGET_XL_COMPAT. + (rs6000_arg_partial_bytes): Same. + (rs6000_generate_compare): Generate PARALLEL for compare if TFmode + and XL compatibility enabled. + * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT. + * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT + test to final condition. + (cmptf_internal2): New. + * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to + xl-compat. Add TFmode information to description. + +2005-02-13 Kazu Hirata <kazu@cs.umass.edu> + + * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright. + +2005-02-13 Jason Merrill <jason@redhat.com> + + PR c++/16405 + * fold-const.c (fold_indirect_ref_1): Split out from... + (build_fold_indirect_ref): Here. + (fold_indirect_ref): New fn. + * tree.h: Declare it. + * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref. + (gimplify_modify_expr_rhs): Likewise. + (gimplify_expr): Likewise. + +2005-02-13 James A. Morrison <phython@gcc.gnu.org> + + PR tree-optimization/14303 + PR tree-optimization/15784 + * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible. + Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and + ABS_EXPR<x> != 0 to x != 0. + +2005-02-12 Kazu Hirata <kazu@cs.umass.edu> + + * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c, + simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow + spelling conventions. + + * passes.c (rest_of_handle_gcse): Don't run cse_main and + delete_trivially_dead_insns too many times. + + * passes.c (rest_of_handle_gcse): Remove dead assignments to + tem and tem2. + +2005-02-12 Ira Rosen <irar@il.ibm.com> + + * tree-vectorizer.c (vect_get_base_and_offset): Remove. + (vect_is_simple_iv_evolution): Remove redundant parameter + and step check. + (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution + without last parameter. + (vect_analyze_pointer_ref_access): Get access_fn as parameter. + Return pointer step. Call vect_is_simple_iv_evolution without + last parameter. Check only that the step is multiple of size + type. Remove stmt_vinfo updates. + (vect_get_memtag_and_dr): Remove. + (vect_get_memtag): New function. + (vect_address_analysis): New function. + (vect_object_analysis): New function. + (vect_analyze_data_refs): Call vect_object_analysis and + vect_get_memtag. Update stmt_vinfo fields. + +2005-02-12 Ira Rosen <irar@il.ibm.com> + + * tree-data-ref.c (array_base_name_differ_p): Check that the bases + exist and are objects. Remove checks for pointer. + * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use + STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME. + (vect_create_data_ref_ptr): Likewise. + (vect_base_addr_differ_p): New function. + (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p. + (vect_analyze_pointer_ref_access): Add output parameter - ptr_init. + Don't set the DR_BASE_NAME field of data-ref. + (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME. + +2005-02-12 Uros Bizjak <uros@kss-loka.si> + + * optabs.h (enum optab_index): Add new OTI_ldexp. + (ldexp_optab): Define corresponding macro. + * optabs.c (init_optabs): Initialize ldexp_optab. + * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3 + patterns. + * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L} + using ldexp_optab. + (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using + expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set. + + * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders + to implement ldexpf, ldexp and ldexpl built-ins as inline x87 + intrinsics. + +2005-02-12 Ira Rosen <irar@il.ibm.com> + + * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base + to base_address. + * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of + stmt_vec_info. + (vect_get_base_and_offset): Always return an address. + (vect_create_addr_base_for_vector_ref): Remove treatment for + different data reference types. + (vect_compute_data_ref_alignment): Rename base to base_address in + stmt_vec_info. Get the object in order to force its alignment. + (vect_get_memtag_and_dr): Rename base to base_address in + stmt_vec_info. Extract the object for memtag analysis. + +2005-02-12 Hans-Peter Nilsson <hp@axis.com> + + PR regression/19898. + * config/cris/cris.c (cris_notice_update_cc): When testing if insn + changes cc_status, use apply modified_in_p to part of cc_status + and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn + body. + +2005-02-11 Richard Henderson <rth@redhat.com> + + * tree-complex.c (expand_complex_libcall): New. + (expand_complex_multiplication): Use it for c99 compliance. + (expand_complex_division): Likewise. + * fold-const.c (fold_complex_add, fold_complex_mult): New. + (fold): Call them. + * builtins.c (built_in_names): Remove const. + * tree.c (build_common_builtin_nodes): Build complex arithmetic + builtins. + * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New. + (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New. + (built_in_names): Remove const. + * c-common.c (c_common_type_for_mode): Handle complex modes. + * flags.h, toplev.c (flag_complex_method): Rename from + flag_complex_divide_method. + * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3, + __mulsc3, __muldc3, __mulxc3, __multc3): New. + * libgcc2.h: Declare them. + * libgcc-std.ver: Export them. + * mklibgcc.in (lib2funcs): Build them. + +2005-02-11 Steven Bosscher <stevenb@suse.de> + + PR tree-optimization/19876 + Partially revert my change from 2005-01-14 + * tree-ssa-pre.c (compute_antic_aux): Make recursive once again... + (compute_antic): ...and remove the loop here. + +2005-02-11 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/19858 + * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize + is number of inner's bits, avoid creating a BIT_FIELD_REF. + + * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of + crtend.o if -pie. Use %{x:a;:b} spec syntax. + +2005-02-11 Daniel Jacobowitz <dan@codesourcery.com> + + * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust + offsets for the big-endian 32-bit case. + +2005-02-11 Joseph S. Myers <joseph@codesourcery.com> + + * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define. + +2005-02-11 Dale Johannesen <dalej@apple.com> + + * cselib.c (cselib_process_insn): Clear out regs where + HARD_REGNO_CALL_PART_CLOBBERED is true at a call. + * reload.c (find_equiv_reg): Ditto. + +2005-02-11 Ian Lance Taylor <ian@airs.com> + + * read-rtl.c (read_rtx_1): Give fatal error if we see a vector + with no elements. + + * tree.c (build_function_type_list): Work correctly if there are + no arguments. + +2005-02-11 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", + "*cmpsi_ccs"): Use %h instead of %c to print immediate operand. + ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on + TARGET_ZARCH instead of TARGET_64BIT. + +2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/rs6000/t-rtems: + (MULTILIB_OPTIONS): Remove mcpu=602. + (MUTLILIB_DIRNAMES): Remove m602. + (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}. + Let mcpu=602 match mcpu=603. + (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603. + +2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned + signal trampolines. + +2005-02-10 David Daney <ddaney@avtrex.com> + + * config/alpha/linux-unwind.h: Add exception clause to copyright. + * config/i386/linux-unwind.h: Likewise. + * config/ia64/linux-unwind.h: Likewise. + * config/mips/linux-unwind.h: Likewise. + * config/pa/linux-unwind.h: Likewise. + * config/rs6000/linux-unwind.h: Likewise. + * config/s390/linux-unwind.h: Likewise. + * config/sh/linux-unwind.h: Likewise. + * config/sparc/linux-unwind.h: Likewise. + +2005-02-10 Steven Bosscher <stevenb@suse.de> + + PR tree-optimization/17549 + * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow + TER to replace a DEF with its expression if the DEF and the + rhs of the expression we replace into have the same root + variable. + +2005-02-10 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md: Fix the placement of the match_scratch in the + lea64 peephole2. + +2005-02-10 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h: + Fix comment typos. + +2005-02-10 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts. + (strip_offset): Handle addresses. + (add_address_candidates): Use strip_offset. + (difference_cost): Reflect strip_offset change. + (force_var_cost, difference_cost): Strip nops. + +2005-02-10 Kazu Hirata <kazu@cs.umass.edu> + + * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove. + + * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h, + tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c, + config/cris/cris-protos.h, config/cris/cris.c: Update + copyright. + +2005-02-10 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc. + (lookup_avail_expr): Similarly. + +2005-02-10 Richard Guenther <rguenth@gcc.gnu.org> + + * builtins.c (fold_builtin_powi): New function. + (fold_builtin_1): Call it. + +2005-02-10 Steven Bosscher <stevenb@suse.de> + + PR documentation/19309 + * doc/cpp.texi: The __GNUC__ and related predefined macros + are also defined for the "standalone" cpp. + Some non-GCC compilers may also define __GNUC__. + +2005-02-10 Jakub Jelinek <jakub@redhat.com> + + PR c/19342 + * c-typeck.c (common_type): New routine. Old common_type renamed + to... + (c_common_type): ...this. + (build_conditional_expr, build_binary_op): Use c_common_type instead + of common_type. + +2005-02-10 Steven Bosscher <stevenb@suse.de> + + * doc/md.texi: Replace @samp{length} with @code{length}. + +2005-02-09 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/18687 + * tree-flow.h (find_loop_niter): Declare. + * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): + Try using scev even for loops with more than one exit. + * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field. + (struct ivopts_data): Added niters field. + (struct nfe_cache_elt): New. + (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New + functions. + (tree_ssa_iv_optimize_init): Initialize niters cache. + (determine_number_of_iterations): Removed. + (find_induction_variables): Do not call determine_number_of_iterations. + Access niters for single exit through niter_for_single_dom_exit. + (add_iv_outer_candidates): Access niters for single exit through + niter_for_single_dom_exit. + (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use + number_of_iterations_cond. + (iv_period): New function. + (determine_use_iv_cost_condition): Pass data to may_eliminate_iv. + (may_replace_final_value): Take data argument. Use + niter_for_single_dom_exit. + (determine_use_iv_cost_outer): Pass data to may_replace_final_value. + (rewrite_use_compare): Pass data to may_eliminate_iv. + (rewrite_use_outer): Pass data to may_replace_final_value. + (free_loop_data): Clean up the niters cache. + (tree_ssa_iv_optimize_finalize): Free the niters cache. + (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts. + * tree-ssa-loop-niter.c (find_loop_niter): New function. + (find_loop_niter_by_eval): Use tree_int_cst_lt. + (num_ending_zeros): Moved to tree.c. + * tree.h (num_ending_zeros): Declare. + * tree.c (num_ending_zeros): Moved from tree.c. + +2005-02-09 Richard Henderson <rth@redhat.com> + + * builtins.c (DEF_BUILTIN): Add COND argument. + * tree.h (DEF_BUILTIN): Likewise. + * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN, + DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to + match. + (DEF_BUILTIN_STUB): New. + (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE, + BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO, + BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it. + * c-common.c (DEF_BUILTIN): Add COND argument. + * tree.c (local_define_builtin): New. + (build_common_builtin_nodes): New. + +2005-02-09 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold_strip_sign_ops): New function to simplify a + floating point expression ignoring the sign of the result. + (fold) <ABS_EXPR>: Use it to simplify fabs(x). + (fold) <MULT_EXPR>: Use it to simplify x*x. + * tree.h (fold_strip_sign_ops): Prototype here. + * builtins.c (fold_builtin_copysign): Take an additional FNDECL + argument. Use fold_strip_sign_ops to simplify the first argument. + (fold_builtin_pow): Use fold_strip_sign_ops to simplify the + first argument when the second argument is an even integer + constant, but only with -funsafe_math_optimizations. + (fold_builtin_1): Update call to fold_builtin_copysign. + +2005-02-09 Ian Lance Taylor <ian@airs.com> + + PR middle-end/19583 + * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case, + just check whether EH_FILTER_FAILURE falls through. + +2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com> + + * gcc/haifa-sched.c (schedule_block): Make queued sched group + insns return to ready list in the next turn. + +2005-02-09 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/19402 + * builtins.def: New __builtin_powi[lf]. + * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI. + (expand_builtin_powi): New function. + (expand_builtin): Dispatch to expand_builtin_powi. + * libgcc2.h: Add prototypes for __builtin_powi[lf]. + * libgcc2.c: Add __builtin_powi[lf] implementation. + * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs. + * optabs.h: Add powi_optab. + * optabs.c (init_optabs): Initialize powi_optab. + * doc/extend.texi: Document __builtin_powi[lf]. + +2005-02-09 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file + exists. + +2005-02-09 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/19854 + * fold-const.c (try_move_mult_to_index): Remove redundant + type argument. Create ADDR_EXPR with correct type. + (fold): Update callers of try_move_mult_to_index. Convert + result to the appropriate type. + +2005-02-09 Roger Sayle <roger@eyesopen.com> + + PR target/19597 + * config/avr/avr.c (default_rtx_costs): Delete. + (avr_operand_rtx_cost): New function. + (avr_rtx_costs): Completely rewrite. + +2005-02-08 Hans-Peter Nilsson <hp@axis.com> + + PR target/19806 + * config/cris/cris.c (in_code): New variable. + (cris_output_addr_const): Now a static function, a wrapper for + output_addr_const. + (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF + case from old cris_output_addr_const. + (cris_asm_output_label_ref): Similar for LABEL_REF. + (cris_output_addr_const_extra): Similar for UNSPEC. + * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA) + (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define. + * config/cris/cris-protos.h (cris_output_addr_const): Remove + declaration. + (cris_asm_output_symbol_ref, cris_output_addr_const_extra) + (cris_asm_output_label_ref): Declare. + +2005-02-08 Paolo Bonzini <bonzini@gnu.org> + + PR preprocessor/19801 + * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust + filenames that changed when libcpp was moved to the toplevel. + +2005-02-07 Roger Sayle <roger@eyesopen.com> + + * simplify-rtx.c (simplify_relational_operation_1): Avoid creating + zero extensions of BImode operands. Call lowpart_subreg instead + of gen_lowpart_common and gen_lowpart_SUBREG. + +2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org> + + PR ada/19489 + * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure. + * configure.ac: Set cc_for_cross_gnattools. + * configure: Regenerate. + +2005-02-08 Alan Modra <amodra@bigpond.net.au> + + PR target/19803 + * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%. + +2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR debug/19327 + * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance + of nested functions. + +2005-02-07 Jonathan Wakely <redi@gcc.gnu.org> + + * doc/extend.texi: Document deprecated extensions allowing + static floating-point members to have initializers and allowing + floating-point literals in integral constant expressions. + +2005-02-07 Kazu Hirata <kazu@cs.umass.edu> + + * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h, + config/darwin7.h, config/mips/mips.c, + config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm: + Update copyright. + + * cse.c: Update comments. + +2005-02-07 Richard Guenther <rguenth@gcc.gnu.org> + + PR middle-end/19775 + * builtins.c (fold_builtin_sqrt): Transform + sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not + pow(x,y*0.5). + +2005-02-07 Leehod Baruch <leehod@il.ibm.com> + Dorit Naishlos <dorit@il.ibm.com> + + * doc/invoke.texi (ftree-vectorizer-verbose): New. + * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch. + * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer + was added. + * tree.h (vect_set_verbosity_level): New extern function declaration + added. + * tree-vectorizer.h (verbosity_levels): New enum type. + * tree-vectorizer.c (vect_debug_stats): Function removed. + (vect_debug_details): Likewise. + (vect_verbosity_level): Global variable was defined and initialized. + (vect_dump): Global variable definition. + (vect_print_dump_info): New function. + (vect_set_dump_settings): New function. + (vect_set_verbosity_level): New function. + (vectorize_loops): Add call to vect_set_dump_settings. + + (slpeel_make_loop_iterate_ntimes): Dump condition was changed. + (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise. + (slpeel_tree_peel_loop_to_edge): Likewise. + + (vect_analyze_offset_expr): Call to vect_print_dump_info with + appropriate verbosity level instead of call to vect_debug_details + or vect_debug_stats. + (vect_get_base_and_offset): + (vect_create_addr_base_for_vector_ref): + (get_vectype_for_scalar_type): + (vect_create_data_ref_ptr): + (vect_init_vector): + (vect_get_vec_def_for_operand): + (vect_finish_stmt_generation): + (vectorizable_assignment): + (vectorizable_operation): + (vectorizable_store): + (vectorizable_load): + (vect_transform_stmt): + (vect_update_ivs_after_vectorizer): + (vect_do_peeling_for_loop_bound): + (vect_update_inits_of_drs): + (vect_do_peeling_for_alignment): + (vect_transform_loop): + (vect_is_simple_use): + (vect_analyze_operations): + (vect_is_simple_iv_evolution): + (vect_analyze_scalar_cycles): + (vect_analyze_data_ref_dependence): + (vect_analyze_data_ref_dependences): + (vect_compute_data_ref_alignment): + (vect_enhance_data_refs_alignment): + (vect_analyze_data_refs_alignment): + (vect_analyze_data_ref_access): + (vect_analyze_data_ref_accesses): + (vect_analyze_pointer_ref_access): + (vect_get_memtag_and_dr): + (vect_analyze_data_refs): + (vect_mark_relevant): + (vect_stmt_relevant_p): + (vect_mark_stmts_to_be_vectorized): + (vect_can_advance_ivs_p): + (vect_get_loop_niters): + (vect_analyze_loop_form): + (vect_analyze_loop): + (vectorize_loops): Likewise. + + (vect_do_peeling_for_loop_bound): Dump format slightly changed. + (vect_update_inits_of_drs): + (vect_do_peeling_for_alignment): + (vect_transform_loop): + (vect_analyze_operations): + (vect_analyze_scalar_cycles): + (vect_analyze_data_ref_dependences): + (vect_analyze_data_refs_alignment): + (vect_analyze_data_ref_accesses): + (vect_analyze_data_refs): + (vect_mark_stmts_to_be_vectorized): + (vect_get_loop_niters): + (vect_analyze_loop_form): + (vect_analyze_loop): Likewise. + (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr. + +2005-02-07 Richard Sandiford <rsandifo@redhat.com> + + PR bootstrap/19796 + Revert: + 2005-01-26 Richard Sandiford <rsandifo@redhat.com> + * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if + either -ffast-math or -funsafe-math-optimizations is in use. + + 2005-01-24 Richard Sandiford <rsandifo@redhat.com> + * config/mips/irix-csr.c: New file. + * config/mips/t-iris6 (irix-csr.o): New rule to build it. + (EXTRA_MULTILIB_PARTS): Add irix-csr.o. + * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64 + executables. + +2005-02-07 Alexandre Oliva <aoliva@redhat.com> + + * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove + redundant, incorrect definitions. + + * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like + expand. + ("*tls_indirect_call"): New, reference hard regs directly. + * config/frv/frv.c (gen_inlined_tls_plt): Adjust. + +2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): + Let !-mhard-float !-msoft-float imply -mfpu=softfpa. + +2005-02-06 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/19800 + * simplify_rtx.c (simplify_relational_operation_1): Explicitly + call gen_lowpart_common and gen_lowpart_SUBREG instead of calling + gen_lowpart. + +2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200. + +2005-02-07 Joseph S. Myers <joseph@codesourcery.com> + + PR other/17135 + * doc/invoke.texi: Correct documentation of -freorder-functions. + +2005-02-06 Joseph S. Myers <joseph@codesourcery.com> + + PR other/14402 + * doc/invoke.texi: Don't mention gccbug. + +2005-02-06 Roger Sayle <roger@eyesopen.com> + Andrew Pinski <pinskia@physics.uc.edu> + Paolo Bonzini <paolo.bonzini@lu.unisi.ch> + + * simplify-rtx.c (simplify_relational_operation_1): Simplify + (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0)) + into just (zero_extract:SI FOO (const_int 1) BAR). + +2005-02-06 Joseph S. Myers <joseph@codesourcery.com> + + * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt + macro locally. Don't give last revision date. Use GCC version + number from gcc-common.texi. + * doc/cppinternals.texi: Include gcc-common.texi. Don't give last + revision date. Use GCC version number from gcc-common.texi. + Describe being a library as current state rather than as 3.x + history. + * doc/gcc.texi: Remove last update date. + * doc/gccint.texi: Likewise. Update copyright dates. + * doc/install.texi: Update copyright dates. + +2005-02-06 Joseph S. Myers <joseph@codesourcery.com> + + PR other/7549 + * doc/invoke.texi: Mention for each option included in -Wall that + it is included in -Wall. + * doc/gcc.texi: Update copyright and last modification date. + +2005-02-06 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add + unnecessary cast to original induction variable increments. + +2005-02-06 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/18219 + * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations + in distributed form. + +2005-02-06 Richard Sandiford <rsandifo@redhat.com> + + * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum. + Set bitpos and offset later in the function. Do nothing if the + target is a register and if the bitfield lies completely outside + that register. + (extract_bit_field): Make the same SUBREG, bitpos and offset changes + here. Return an uninitialised register if the source value is stored + in a register and the bitfield lies completely outside that register. + +2005-02-06 Steven Bosscher <stevenb@suse.de> + + * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE, + not SET_DEST. + +2005-02-06 Marcin Dalecki <martin@dalecki.de> + + * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute. + +2005-02-06 Geoffrey Keating <geoffk@apple.com> + + * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs. + * config/darwin8.h: New. + * config/darwin7.h: Update comment. + +2005-02-03 Leehod Baruch <leehod@il.ibm.com> + Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.h (LOC): New type. + (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros. + (loop_line_number): New field in struct _loop_vec_info. + (LOOP_VINFO_LOC, LOOP_LOC): New macros. + + * tree-vectorizer.c (input.h): Included. + (find_loop_location): New function. + (vect_debug_stats): Argument changed from loop to LOC. Computation of + loop line number removed. + (vect_debug_details): Likewise. + (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC. + + (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in + call to vect_debug_details/stats changed from loop to loop_loc. + (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise. + (slpeel_tree_peel_loop_to_edge): Likewise. + + (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats + changed from NULL to UNKNOWN_LOC. + (vect_get_base_and_offset): + (vect_create_addr_base_for_vector_ref): + (get_vectype_for_scalar_type): + (vect_create_data_ref_ptr): + (vect_init_vector): + (vect_get_vec_def_for_operand): + (vect_finish_stmt_generation): + (vectorizable_assignment): + (vectorizable_operation): + (vectorizable_store): + (vectorizable_load): + (vect_transform_stmt): + (vect_update_ivs_after_vectorizer): + (vect_do_peeling_for_loop_bound): + (vect_do_peeling_for_alignment): + (vect_transform_loop): + (vect_is_simple_use): + (vect_analyze_operations): + (vect_is_simple_iv_evolution): + (vect_analyze_scalar_cycles): + (vect_analyze_data_ref_dependences): + (vect_compute_data_ref_alignment): + (vect_enhance_data_refs_alignment): + (vect_analyze_data_ref_access): + (vect_analyze_data_ref_accesses): + (vect_analyze_pointer_ref_access): + (vect_get_memtag_and_dr): + (vect_analyze_data_refs): + (vect_mark_relevant): + (vect_stmt_relevant_p): + (vect_mark_stmts_to_be_vectorized): + (vect_can_advance_ivs_p): + (vect_get_loop_niters): + (vect_analyze_loop): + (vectorize_loops): Likewise. + + (vectorizable_load): Argument in call to vect_debug_details/stats + changed from loop to LOOP_LOC (loop_vinfo). + (vect_transform_loop): + (vect_analyze_operations): + (vect_analyze_scalar_cycles): + (vect_analyze_data_ref_dependence): + (vect_enhance_data_refs_alignment): + (vect_analyze_data_ref_accesses): + (vect_analyze_pointer_ref_access): + (vect_analyze_data_refs): + (vect_analyze_loop): Likewise. + + (vect_analyze_loop_form): Argument in call to vect_debug_details/stats + changed from loop to loop_loc. + + (vect_enhance_data_refs_alignment): Removed unused variable loop. + +2005-02-03 Leehod Baruch <leehod@il.ibm.com> + Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function + declaration added. + (vect_analyze_data_ref_dependences): Likewise. + + (vect_is_simple_use): Argument changed from loop structure to + loop_vect_info structure. + (vect_can_advance_ivs_p): Likewise. + (vect_create_index_for_vector_ref): Likewise. + (vect_update_ivs_after_vectorizer): Likewise. + (new_stmt_vec_info): Likewise. + + (new_loop_vec_info): Second argument in call to new_stmt_vec_info was + changed from loop to loop_vinfo. + (vect_create_data_ref_ptr): First argument in call to + vect_create_index_for_vector_ref was changed from loop to loop_vinfo. + (vectorizable_assignment): Second argument in call to vect_is_simple_use + was changed from loop to loop_vinfo. + (vectorizable_operation): Likewise. + (vectorizable_store): Likewise. + (vect_mark_stmts_to_be_vectorized): Likewise. + (vect_do_peeling_for_loop_bound): First argument in call to + vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo. + (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p + was changed from loop to loop_vinfo. + (vect_analyze_data_ref_dependences): Third argument in call to + vect_analyze_data_ref_dependence was changed from loop to loop_vinfo. + + (vect_create_index_for_vector_ref): Get the loop from loop_vinfo. + (vect_create_data_ref_ptr): Likewise. + (vect_init_vector): Likewise. + (vect_get_vec_def_for_operand): Likewise. + (vectorizable_assignment): Likewise. + (vectorizable_operation): Likewise. + (vectorizable_store): Likewise. + (vectorizable_load): Likewise. + (vect_update_ivs_after_vectorizer): Likewise. + (vect_is_simple_use): Likewise. + (vect_analyze_data_ref_dependence): Likewise. + (vect_analyze_pointer_ref_access): Likewise. + (vect_can_advance_ivs_p): Likewise. + + * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved + before _stmt_vec_info. + (_stmt_vec_info): Loop field replaced by loop_vec_info. + (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO. + (new_stmt_vec_info): Argument changed from loop structure to + loop_vect_info structure + + (vect_analyze_data_ref_dependences): Unnecessary line was removed. + (vect_analyze_offset_expr): Avoid 80 columns overflow. + (vect_create_addr_base_for_vector_ref): Likewise. + (vect_analyze_pointer_ref_access): Likewise. + +2005-02-03 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/19768 + * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal + phi flag if the phi is abnormal. + +2005-02-03 Andrew Pinski <pinskia@physics.uc.edu> + + PR tree-opt/19736 + * tree-ssa.c (replace_immediate_uses): Update the immediate_uses + information for the new statement. + +2005-02-03 Joseph S. Myers <joseph@codesourcery.com> + + PR driver/19117 + * gcc.c (main): Include the target in -v output. + +2005-02-03 Alexandre Oliva <aoliva@redhat.com> + + * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND): + Do not drop the extend if we'd have to add a paradoxical subreg + later. Include optabs.h and insn-codes.h. + * Makefile.in (combine.o): Depend on $(OPTABS_H). + +2005-02-02 Roger Sayle <roger@eyesopen.com> + + PR middle-end/19405 + * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro. + * fold-const.c (const_binop): Avoid constant folding floating + point operations in modes that use composite representations. + * simplify-rtx.c (simplify_binary_operation): Likewise. + +2005-02-02 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/altivec.md (altivec_dst): Make the first operand + a REG, not a MEM. + (altivec_dstt): Likewise. + (altivec_dstst): Likewise. + (altivec_dststt): Likewise. + * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation + of first operand. + +2005-02-03 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy + EXPR_LOCUS from orig_cond to the new cond_stmt. + (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to + the new vec_stmt. + +2005-02-03 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call + standard_iv_increment_position. Remove call to bsi_next + (no need to bump the iterator anymore). + (vect_create_index_for_vector_ref): Call + standard_iv_increment_position. Remove second function argument. + (vect_finish_stmt_generation): Remove call to bsi_next + (no need to bump the iterator anymore). + (vect_create_data_ref_ptr): Remove second argument (bsi) in call + to vect_create_index_for_vector_ref. + +2005-02-03 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if + phis are used out of the loop. + +2005-02-03 Joseph S. Myers <joseph@codesourcery.com> + + PR c/17807 + * c-decl.c (undef_nested_function): New variable. + (pop_scope): Diagnose undefined nested functions. + (finish_function): Don't attempt cgraph processing or genericizing + if current top-level function contained an undefined nested + function. Reset undef_nested_function at the end of a top-level + function. + +2005-02-02 Zdenek Dvorak <dvorakz@suse.cz> + + * tree.c (build_int_cst_type): Take sign of the value into account + when deciding whether sign extend the value. + +2005-02-02 Joseph S. Myers <joseph@codesourcery.com> + + PR c/18502 + * gcc.c (cpp_unique_options): Remove %{trigraphs}. + (cpp_options, cc1_options): Change %{std*&ansi} to + %{std*&ansi&trigraphs}. + +2005-02-02 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c: Update comments. + +2005-02-02 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg + arguments go on the stack. Do not put complex doubles in odd/even + pairs. + +2005-02-02 Steven Bosscher <stevenb@suse.de> + + * doc/invoke.texi: Update the options enabled at -O1, -O2, + and -O3. Update the documentation for -fgcse-sm, -fgcse-las, + -ftree-pre, and -fthread-jumps. + +2005-02-02 Richard Sandiford <rsandifo@redhat.com> + + PR tree-optimization/19578 + * tree-flow.h (modified_noreturn_calls): Declare. + (noreturn_call_p): Declare. + * tree-flow-inline.h (noreturn_call_p): New function. + (modify_stmt): Add modified noreturn calls to modified_noreturn_calls. + * tree-cfg.c (modified_noreturn_calls): New variable. + (cleanup_control_flow): Use noreturn_call_p. Split basic blocks + that contain a mid-block noreturn call. + * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls. + +2005-02-02 Kazu Hirata <kazu@cs.umass.edu> + + * df.c (df_def_record_1, df_uses_record): Don't use + DF_FOR_REGALLOC. + * df.h (DF_FOR_REGALLOC): Remove. + +2005-02-02 Joseph S. Myers <joseph@codesourcery.com> + + PR c/19435 + * c-typeck.c (really_start_incremental_init): Reset + constructor_max_index for arrays of incomplete type. + +2005-02-02 Jeff Law <law@redhat.com> + + * gcse.c (struct reg_set): Store the block index where the register + was set rather than the setting insn. + (record_one_set, compute_transp): Corresponding changes. + (pre_insert_copy_insn): Do not call replace_one_set. + (replace_one_set): Remove. + +2005-02-02 Joseph S. Myers <joseph@codesourcery.com> + + PR other/15514 + * doc/gcov.texi: Fix typo. + +2005-02-01 Richard Henderson <rth@redhat.com + + PR target/19680 + * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p. + * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return + type to bool. + (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New. + * config/i386/i386-protos.h: Update. + +2005-02-01 Steven Bosscher <stevenb@suse.de> + + PR tree-optimization/19217 + * tree-cfg.c (verify_expr): Use the data field to see if TP was + seen inside a PHI node. Do not do the ADDR_EXPR check if it was. + (verify_stmts): Pass (void*)1 as data to verify_expr to signal + that it is walking a PHI node. + +2005-02-01 Joseph S. Myers <joseph@codesourcery.com> + + * doc/extend.texi (Nested Functions): Update. + +2005-02-01 Richard Henderson <rth@redhat.com> + + PR 19696 + * optabs.c (expand_copysign_absneg): Export. + * optabs.h (expand_copysign_absneg): Declare. + * config/rs6000/rs6000.md (copysigntf3): New. + +2005-02-01 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/19633 + * tree-flow.h (struct ptr_info_def): Add field 'pt_null'. + * tree-ssa-alias.c (init_alias_info): Initialize. + (merge_pointed_to_info): Set. + (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer. + (dump_points_to_info_for): Show value of pt_null. + (struct count_ptr_d): Declare. + (find_ptr_dereference): Remove. + (ptr_is_dereferenced_by): Remove. + (count_ptr_derefs): New local function. + (count_uses_and_derefs): New local function. + (compute_points_to_and_addr_escape): Call it. If the number + of dereferences is greater than zero, mark the pointer as + dereferenced. If there are fewer dereferences than uses of + the pointer, the pointer's value escapes. + +2005-02-01 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/19670 + * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED + here... + (verify_use): ... set it here, instead. + +2005-02-01 Janis Johnson <janis187@us.ibm.com> + + * doc/sourcebuild.texi (Test directives): Fix formatting. + + * doc/sourcebuild.texi (Test directives): Describe selector + expressions. + +2005-02-01 Segher Boessenkool <segher@kernel.crashing.org> + + * config.gcc (powerpc64-*-linux*): Default to -m64 also for + specific 64-bit CPUs. + +2005-02-01 Richard Earnshaw <rearnsha@arm.com> + + PR target/16201 + * arm.c (arm_eliminable_register): New function. + (adjacent_mem_locations): Don't allow eliminable registers. Use + HOST_WIDE_INT for address offsets. + * arm-protos.h (arm_eliminable_register): Add prototype. + +2005-02-01 Steven Bosscher <stevenb@suse.de> + + PR optimization/15242 + * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param. + * basic-block.h (duplicate_computed_gotos): Add prototype. + * bb-reorder.c (duplicate_computed_gotos): New function to + duplicate sufficiently small blocks ending in a computed jump. + * passes.c (rest_of_compilation): Call duplicate_computed_gotos + if not optimizing for size. + * cfgcleanup.c (try_crossjump_bb): If not optimizing for size, + never do tail merging for blocks ending in a computed jump. + * doc/invoke.texi: Document the max-goto-duplication-insns param. + +2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr> + + Patch from Richard Sandiford <rsandifo@redhat.com> + * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code + from inheriting a subreg equivalence with a non-spill register. + + * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded. + +2005-02-01 Alexandre Oliva <aoliva@redhat.com> + + * config/frv/frv.c (movcc_fp_destination_operand): New. + (gpr_or_memory_operand): Fix typo in comment. + (gpr_or_memory_operand_with_scratch): New. + * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates. + * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use + movcc_fp_destination_operand. + (reload_incc_fp): Use gpr_or_memory_operand_with_scratch. + Legitimize memory addresses using a scratch register. + +2005-01-31 Jeff Law <law@redhat.com> + + * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS + bitmap a sparse bitmap instead of a simple bitmap. + (mark_def_sites_initialize_block): Corresponding changes. + (ssa_mark_def_sites_initialize_block): Likewise. + (ssa_mark_phi_uses): Likewise. + (mark_def_site, ssa_mark_def_sites): Likewise. + (mark_def_site_blocks): Likewise. + (rewrite_ssa_into_ssa): Likewise. + + * tree-ssa-dom.c (record_cond): Pass correct variable type + for last argument to htab_find_slot_with_hash. + + * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side + effects when optimizing 0 % X. Do not try to optimize X % 0. + +2005-01-31 James E. Wilson <wilson@specifixinc.com> + + * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to + 1_mmalua. + +2005-02-01 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.c (override_options): Warn if -mint64 + is used. + * doc/invoke.texi (MIPS Options): Document that -mint64 is + deprecated. + +2005-02-01 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (cse_reg_info): Remove hash_next, next, regno. Add + timestamp. + (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT, + REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN, + cached_cse_reg_info, GET_CSE_REG_INFO): Remove. + (cached_regno): Initialize to INVALID_REGNUM. + (cse_reg_info_table_size, + cse_reg_info_table_first_uninitialized, + cse_reg_info_timestamp): New. + (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use + get_cse_reg_info. + (init_cse_reg_info, get_cse_reg_info_1): New. + (get_cse_reg_info): Cache the last look-up. + (new_basic_block): Update the code to clear mappings from + registers to cse_reg_info entries. + (cse_main): Call init_cse_reg_info. + + * cse.c (get_cse_reg_info): Update a comment. + +2005-01-31 Steven Bosscher <stevenb@suse.de> + + PR c/19333 + * c-decl.c (start_decl): Do not warn about arrays of elements with + an incomplete type here. + (grokdeclarator): Do it here by making a pedwarn an error. + * c-typeck.c (push_init_level): If there were previous errors with + the constructor type, do not warn about braces for initializers. + (process_init_element): Likewise for excess initializer elements. + +2005-01-31 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (delete_trivially_dead_insn): Don't iterate. + +2005-01-31 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/rs6000.md (copysignsf3): New expand. + (copysigndf3): Likewise. + +2005-01-31 Steven Bosscher <stevenb@suse.de> + + * recog.c (constrain_operands): Only look for earlyclobber operand + conflicts if an '&' constraint was seen. + +2005-01-31 Marc Espie <espie@openbsd.org> + + * config.gcc: Don't include embedded systems fragment, switches default + debugging format to ELF. + * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no + longer pick it up there. + +2005-01-31 Dale Johannesen <dalej@apple.com> + + * doc/extend.texi (nested functions): Fix linkage description. + Clarify that static is not allowed. + +2005-01-31 Dale Johannesen <dalej@apple.com> + + * config/rs6000/darwin.md (movsf_low_di): Make work. + (movdf_low_di): Make work. + +2005-01-31 Dale Johannesen <dalej@apple.com> + + * config/rs6000/darwin-tramp.asm (__trampoline_setup): + Make work for 64 bit. + +2005-01-31 Roger Sayle <roger@eyesopen.com> + Dale Johannesen <dalej@apple.com> + + PR middle-end/19650 + * fold-const.c (fold_binary_op_with_conditional_arg): + Make types match original operands, before STRIP_NOPS. + +2005-01-31 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/linux-unwind.h (struct gcc_vregs): New. + (struct gcc_regs): Rename from gcc_pt_regs. Add more regs. + (struct gcc_sigcontext): Delete. Merge contents to.. + (struct gcc_ucontext): ..here. + (get_sigcontext): Delete. + (get_regs): New function, like get_sigcontext but return regs ptr. + 64-bit version finds regs from r1 to support vdso. + (ppc_linux_aux_vector): New function. + (ppc_fallback_frame_state): Modify for get_regs. Restore fprs + and vector regs. + +2005-01-31 Ira Rosen <irar@il.ibm.com> + + * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead + sizetype. + (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove + redundant fold. Fix misalignment for MINUS_EXPR. + (vect_compute_data_ref_alignment): Use ssizetype instead sizetype. + (vect_analyze_pointer_ref_access): Likewise. + (vect_get_memtag_and_dr): Likewise. + +2005-01-31 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery. + (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse, + absnegdf2_i387, absnegxf2_i387): Likewise. + +2005-01-31 Richard Henderson <rth@redhat.com> + + PR 19696 + * optabs.c (expand_copysign_absneg): New. + (expand_copysign_bit): Split out from ... + (expand_copysign): ... here. Use expand_copysign_absneg. + +2005-01-30 Roger Sayle <roger@eyesopen.com> + + PR middle-end/19697 + * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer + constant as the second operand and a register as the third. + +2005-01-31 Danny Smith <dannysmith@users.sourceforge.net> + + PR target/19704 + * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check + that dllimport'd functions do not use all call-clobbered registers + to pass parameters. + +2005-01-30 Richard Henderson <rth@redhat.com> + + PR 19696 + * optabs.c (expand_absneg_bit): Split out from expand_unop and + expand_abs_nojump and generalize. Use operand_subword and + emit_no_conflict_block. Support large modes. + (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall + back to maximum. + (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back + negation to subtraction. + (expand_copysign): Check that the format has signed zeros. + Use operand_subword and emit_no_conflict_block. Support large modes. + +2005-01-30 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/19624 + + * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H. + * tree-ssa-pre.c: Add cfgloop.h. + Update comment. + (pre_stats): New member, constified. + (inserted_exprs): New static variable. + (NECESSARY): New macro. + (create_expression_by_pieces): Fold the expression, and + mark it as defaulting to not necessary. Also put in + inserted_exprs. + (fully_constant_expression): New function. + (insert_into_preds_of_block): Modify to not insert phis when we + are playing with induction variables. + Push phis onto the inserted_exprs vector, and mark them as not + necessary by default. + (insert_aux): Call fully_constant_expression on eprime. + If all edges produce the same value, mark it constant. + (mark_operand_necessary): New function. + (remove_dead_inserted_code): New function. + (init_pre): Init loop optimizer to get loop info. + (fini_pre): Free loop_optimizer, and inserted_exprs vec. + (execute_pre): Commit edge inserts, then remove dead code. + +2005-01-30 Richard Henderson <rth@redhat.com> + + * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR. + * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR. + +2005-01-30 Richard Henderson <rth@redhat.com> + + PR target/19700 + * config/i386/i386.c (ix86_expand_copysign): New. + (ix86_split_copysign_const): New. + (ix86_split_copysign_var): Rename from ix86_split_copysign, + rearrange op1/nmask operands. + * config/i386/i386-protos.h: Update. + * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign. + (copysigndf3): Likewise. + (copysignsf3_const, copysigndf3_const): New. + (copysignsf3_var): Rename from copysignsf3, split out splitter + and fix split predicate for X constraint. + (copysigndf3_var): Similarly. + +2005-01-30 Kazu Hirata <kazu@cs.umass.edu> + + * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi, + doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi, + doc/tm.texi, doc/tree-ssa.texi: Update copyright. + +2005-01-29 Richard Henderson <rth@redhat.com> + + PR target/19690 + * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering + of # and * in constraints. + +2005-01-29 Richard Henderson <rth@redhat.com> + + PR middle-end/19689 + * expr.c (store_field): Don't strip sub-mode cast when the input + data is even smaller. + +2005-01-29 Richard Henderson <rth@redhat.com> + + PR middle-end/19687 + * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a + union being empty. + +2005-01-29 Richard Henderson <rth@redhat.com> + + * combine.c (make_field_assignment): Fix argument order + to gen_int_mode. + +2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de> + + PR tree-optimization/15791 + * fold-const.c (extract_array_ref): New function. + (fold): Fold comparisons between &a[i] and &a[j] or + semantically equivalent trees. + +2005-01-29 Jeff Law <law@redhat.com> + + * gcse.c (insert_expr_in_table): Revamp handling of available + and anticipatable occurrence lists to avoid unnecessary list + walking. + (insert_set_in_table): Similarly. + +2005-01-29 Joseph S. Myers <joseph@codesourcery.com> + + * c-common.c (fix_string_type): Just use c_build_qualified_type to + build string type. + (c_build_qualified_type): Build qualified array types with + TYPE_MAIN_VARIANT pointing to corresponding unqualified type. + * c-decl.c (c_make_fname_decl): Build unqualified array type + before qualified type. + (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element + type is qualified, not just if type itself is. Don't apply + qualifiers to array type when declarator is processed. Apply + qualifiers to field type whether or not it is an array type. + Don't handle array types specially for applying qualifiers to + variables. + * c-typeck.c (composite_type): Build unqualified element type and + array type when forming composite of array types. + (common_pointer_type, comptypes, comp_target_types, + type_lists_compatible_p, build_indirect_ref, build_array_ref, + convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array + types. + (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE + (args2) in variables a1 and a2. + +2005-01-29 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (n_elements_made, max_elements_made): Remove. + (insert): Don't touch n_elements_made. + (cse_main): Don't touch n_elements_made or max_elements_made. + +2005-01-28 Stephane Carrez <stcarrez@nerim.fr> + + PR target/15384 + * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a + configuration part of dp-bit.c to be lost. + +2005-01-28 Roger Sayle <roger@eyesopen.com> + + * expmed.c (expand_mult_highpart_optab): When attempting to use + a non-widening multiplication in a wider mode, the operands need + to be converted (zero or sign extended) to that mode. + +2005-01-28 Ian Lance Taylor <ian@airs.com> + + PR middle-end/16558 + PR middle-end/19583 + * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls + through if both operands fall through. + +2005-01-28 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (fold_rtx) <PC>: Don't optimize. + +2005-01-28 Jeff Law <law@redhat.com> + + * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X. + (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly. + +2005-01-28 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (cse_reg_info_free_list, cse_reg_info_used_list, + cse_reg_info_used_list_end): Remove. + (cse_reg_info_list, cse_reg_info_list_free): New. + (get_cse_reg_info): When allocating an instance of + cse_reg_info, add it to the beginning of the cse_reg_info_list + list. Remove code to maintain cse_reg_info_used_list. + (new_basic_block): Reset the free list to the beginning of + cse_reg_info_list. + +2005-01-28 Richard Sandiford <rsandifo@redhat.com> + + * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH. + (frv_init_builtins): Change its prototype to take 4 uhalf arguments. + (frv_expand_mdpackh_builtin): New function. + (frv_expand_builtin): Use it to expand __MDPACKH. + * doc/extend.texi (__MDPACKH): Update documentation. + +2005-01-28 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use + SSE_FLOAT_MODE_P for use_sse computation. + +2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org> + + PR target/19663 + * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine. + +2005-01-27 Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin_copysign): New. + (expand_builtin): Call it. + * genopinit.c (optabs): Add copysign_optab. + * optabs.c (init_optabs): Initialize it. + (expand_copysign): New. + * optabs.h (OTI_copysign, copysign_optab): New. + (expand_copysign): Declare. + + * config/alpha/alpha.md (UNSPEC_COPYSIGN): New. + (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New. + + * config/i386/i386.c (ix86_build_signbit_mask): Split from ... + (ix86_expand_fp_absneg_operator): ... here. + (ix86_split_copysign): New. + * config/i386/i386-protos.h: Update. + * config/i386/i386.md (UNSPEC_COPYSIGN): New. + (copysignsf3, copysigndf3): New. + + * config/ia64/ia64.md (UNSPEC_COPYSIGN): New. + (copysignsf3, ncopysignsf3): New. + (copysigndf3, ncopysigndf3): New. + (copysignxf3, ncopysignxf3): New. + * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN. + +2005-01-27 Arend Bayer <arend.bayer@web.de> + Kazu Hirata <kazu@cs.umass.edu> + + * cse.c: (find_best_addr): Don't call copy_rtx before calling + fold_rtx. Save cost recomputation if fold_rtx did nothing. + (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is + NULL_RTX. + +2005-01-27 Jeff Law <law@redhat.com> + + * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register + definitions of SSA_NAMEs which are not being rewritten. + (rewrite_ssa_into_ssa): Only initialize the current definition + of an SSA_NAME if that SSA_NAME has been marked for rewriting. + If checking is enabled, assert that SSA_NAME_AUX is clear for all + SSA_NAMEs before returning. + +2005-01-27 Kazu Hirata <kazu@cs.umass.edu> + + * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c, + cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h, + tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c, + config/avr/avr.md, config/cris/aout.h, config/cris/cris.h, + config/mips/iris6.h, config/sh/sh.c: Update copyright. + +2005-01-27 Steven Bosscher <stevenb@suse.de> + + PR middle-end/17278 + * opts.c (decode_options): Move flag_thread_jumps from -O1 and + higher to -O2 and higher. Likewise for tree PRE. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2 + and better. + +2005-01-27 Ian Lance Taylor <ian@airs.com> + + PR middle-end/19583 + * gimple-low.c (try_catch_may_fallthru): New static function. + (block_may_fallthru): Handle TRY_CATCH_EXPR. + * tree-inline.c (expand_call_inline): Don't warn about reaching + the end of a non-void function being inlined if the function uses + a return slot. + +2005-01-27 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos. + + PR c/18946 + * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node. + (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P. + (implicitly_declare): Handle error_mark_node. + +2005-01-27 Richard Henderson <rth@redhat.com> + + PR tree-opt/14329 + * tree.h (struct tree_decl): Add debug_expr_is_from. + (DECL_DEBUG_EXPR_IS_FROM): New. + (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF. + * dwarf2out.c (dwarf2out_var_location): Update to match. + * tree-outof-ssa.c (create_temp): Likewise. + * var-tracking.c (track_expr_p): Likewise. + * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR. + * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR. + * toplev.c (default_tree_printer): Likewise. + +2005-01-27 Alexandre Oliva <aoliva@redhat.com> + + * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS, + GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS. + +2005-01-27 Steven Bosscher <stevenb@suse.de> + + * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW, + CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, + ASM_CLOBBERS): Add tree checks. + + * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE. + (SWITCH_STMT_COND, SWITCH_STMT_BODY): New. + * c-common.def (SWITCH_STMT): Update to match. + * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor + macros instead of SWITCH_EXPR ones. + * c-dump.c (c_dump_tree): Likewise. + * c-gimplify.c (gimplify_switch_stmt): Likewise. + * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise. + + * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names. + +2005-01-27 Alan Modra <amodra@bigpond.net.au> + + * unwind-dw2.c (execute_stack_op): Add missing cases for + DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor. + +2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config.gcc (Obsolete configurations): Remove 'dummy', add + sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and + sparc-*-openbsd*. + +2005-01-26 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/19633 + * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle + CALL_EXPRs. + (maybe_create_global_var): Do not create .GLOBAL_VAR if there + are no call-clobbered variables. + * tree-outof-ssa.c (check_replaceable): Return false for calls + with side-effects. + +2005-01-26 Ulrich Weigand <uweigand@de.ibm.com> + + * dbxout.c (dbxout_symbol_location): Resolve constant pool references + even for variables with NULL DECL_INITIAL. + +2005-01-26 Stuart Hastings <stuart@apple.com> + + * gimplify.c (shortcut_cond_expr): Re-compute side-effects. + +2005-01-26 Richard Henderson <rth@redhat.com> + + PR middle-end/18008 + * c-decl.c (finish_struct): Set DECL_MODE after resetting a + field's type. + * expr.c (store_field): Strip conversions to odd-bit-sized types + if the destination field width matches. + +2005-01-26 Richard Henderson <rth@redhat.com> + + * c-decl.c, expmed.c, expr.c: Revert last change. + +2005-01-26 Richard Henderson <rth@redhat.com> + + PR middle-end/18008 + * c-decl.c (finish_struct): Set DECL_MODE after resetting a + field's type. + * expmed.c (store_fixed_bit_field): Create a paradoxical subreg + if we don't need the bits above those present in the current mode. + * expr.c (store_field): Strip conversions to odd-bit-sized types + if the destination field width matches. + +2005-01-26 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if + either -ffast-math or -funsafe-math-optimizations is in use. + +2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl> + + PR target/19293 + PR target/19329 + * config/avr/avr.c (notice_update_cc): Only set condition code for + ashrqi3 if shift count > 0. + (out_shift_with_cnt): Handle shift count <= 0 as a no-op. + (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out, + ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift + count <= 0 as a no-op, and shift count >= width by copying zero + or sign bit to all bits of the result. + * config/avr/avr.md (all shifts): Add alternatives for zero shift + count, with attribute "length" set to 0 and "cc" set to "none". + +2005-01-26 Aldy Hernandez <aldyh@redhat.com> + + * doc/invoke.texi: Document -mTLS. + + * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New. + * testsuite/gcc.target/frv/all-tls-initial-exec.c: New. + * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New. + * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New. + * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New. + * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New. + * testsuite/gcc.target/frv/all-tls-local-exec.c: New. + * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New. + + * configure.ac: Check for a TLS capable gas. + + * configure: Regenerate. + +2005-01-26 Richard Henderson <rth@redhat.com> + + PR middle-end/18008 + * combine.c (make_field_assignment): Simplify store to zero_extract + from a source with an overlapping mask. + +2005-01-26 Aldy Hernandez <aldyh@redhat.com> + + 2004-11-11 Eric Christopher <echristo@redhat.com> + + * config/frv/frv.md: Add fr400_integer automaton. Don't + allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel + to TYPE_MACC. + +2005-01-26 Steven Bosscher <stevenb@suse.de> + + PR middle-end/16585 + * cfgbuild.c (make_edges): Do not clear or set + current_function_has_computed_jump. + * function.h (struct function): Remove the has_computed_jump field. + (current_function_has_computed_jump): Do not define. + * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends + in a computed jump. Ignore current_function_has_computed_jump. + +2005-01-26 Richard Henderson <rth@redhat.com> + + PR middle-end/19515 + * expr.c (categorize_ctor_elements): New argument p_must_clear. + (categorize_ctor_elements_1): Likewise. Detect a union that isn't + fully initialized. + (mostly_zeros_p): Update for new categorize_ctor_elements argument. + * gimplify.c (gimplify_init_constructor): Likewise. Only shove + objects into static storage if they have more than one non-zero value. + * tree.h (categorize_ctor_elements): Update decl. + +2005-01-26 Steven Bosscher <stevenb@suse.de> + + PR middle-end/19616 + * tree.h (CALL_EXPR_TAILCALL): Add comment. + * calls.c (check_sibcall_argument_overlap_1): Revert the change + to this function from 2004-07-10. + * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the + the current function for tail call optimizations if the address + of one of it its arguments is taken. + +2005-01-26 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (fold_rtx): Call equiv_constant only when necessary. + +2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com> + + * function.c (expand_function_end): If current_function_calls_alloca, + emit stack restore in a place that is reached when the function falls + through at the end. + +2005-01-26 Alexandre Oliva <aoliva@redhat.com> + + * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy + rule to avoid matching inappropriate suffix rule. + +2005-01-26 Jan Hubicka <jh@suse.cz> + + PR tree-optimization/19241 + * tree-inline.c (copy_body_r): Do not walk subtrees after substituting. + +2005-01-26 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not + -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead + of doubling. + (STARTFILE_SPEC): Add crti.o, before crtbegin.o. + <sim*>: Always use crt1.o, regardless of N in simN. + <!sim>: Drop support for -pg and -p variants; always use crt0.o. + (ENDFILE_SPEC): Add crtn.o, after crtend.o. + (CRT_CALL_STATIC_FUNCTION): Remove. + * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always + use crt1.o, regardless of N in simN. + <!sim>: Drop support for -pg and -p variants; always use crt0.o. + (LIB_SPEC): Do not define; default to the one in config/cris/cris.h. + (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special + case isystem setting. + (MAX_OFILE_ALIGNMENT): Correct to 32, not 16. + +2005-01-25 Ian Lance Taylor <ian@airs.com> + + * gimple-low.c (block_may_fallthru): Correct handling of + SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL. + +2005-01-26 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.h (CPP_SPEC): Adjust the various mtune= + handlers to match indentation; nested under the mtune=* handler. + Similar for mcpu= and march=. + +2005-01-25 Daniel Jacobowitz <dan@codesourcery.com> + + * config/mips/linux.h (LIB_SPEC): Remove -rpath-link. + * config/mips/linux64.h (LIB_SPEC): Likewise. + * config/mn10300/linux.h (LIB_SPEC): Likewise. + * config/sh/linux.h (LIB_SPEC): Likewise. + +2005-01-25 Aldy Hernandez <aldyh@redhat.com> + + * config/frv/frv.c (frv_legitimize_tls_address): New. + (TARGET_HAVE_TLS): Define. + (FRV_SYMBOL_REF_TLS_P): Define. + (frv_override_options): Handle new register classes. + (frv_legitimate_address_p): Reject tls addresses. + (frv_legitimize_address): Handle TLS addresses. + (gen_inlined_tls_plt): New. + (gen_tlsmoff): New. + (frv_legitimize_tls_address): New. + (unspec_got_name): Add TLS entries. + (got12_operand): Add R_FRV_TLSMOFF12 case. + (frv_emit_move): Fixup TLS addresses. + (frv_emit_movsi): Legitimize TLS addresses. + + * config/frv/frv.h (MASK_BIG_TLS): New. + (TARGET_BIG_TLS): New. + (HAVE_AS_TLS): Define. + (TARGET_SWITCHES): Add -mTLS and -mtls options. + (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS. + (REG_CLASS_NAMES): Same. + (REG_CLASS_CONTENTS): Same. + (CONSTRAINT_LEN): New. + (REG_CLASS_FROM_CONSTRAINT): New. + (PREDICATE_CODES): Add symbolic_operand. + + * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF, + UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL, + UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX, + UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO, + R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI, + R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI, + R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG, + GR9_REG, GR14_REG, LRREG. + (type): Add load_or_call attribute. + ("load_or_call"): New reservation. + ("call_gettlsoff"): New. + ("tls_indirect_call"): New. + ("tls_load_gottlsoff12"): New. + ("tlsoff_hilo"): New. + ("tls_tlsdesc_ldd"): New. + ("tls_tlsoff_ld"): New. + ("tls_lddi"): New. + + * config/frv/frv-protos.h (symbolic_operand): Protoize. + + 2005-01-25 Alexandre Oliva <aoliva@redhat.com> + + * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define. + * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare. + * config/frv/frv.c (TLS_BIAS): Define. + (frv_output_dwarf_dtprel): New. + +2005-01-26 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/19579 + * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up + both A and B, see if they don't clobber registers the other expr uses. + +2005-01-25 J"orn Rennecke <joern.rennecke@st.com> + + * real.c (do_add): Initialize signalling and canonical members. + + * real.c (real_from_integer): Zero out destination. + +2005-01-18 Jan Hubicka <jh@suse.cz> + + PR tree-optimize/19337 + * tree-inline.c (initialize_inlined_parameters): Copy + saved_static_chain_decl only. + +2005-01-25 Richard Henderson <rth@redhat.com> + + PR target/19556 + PR target/19584 + * config/i386/i386.c (x86_inter_unit_moves): Zero. + (ix86_preferred_reload_class): Rewrite fp-constant section, with + 80387 enabled, to return a proper subclass. Return the subset that + overlaps with GENERAL_REGS for PLUS. + * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor. + +2005-01-25 Richard Henderson <rth@redhat.com> + + PR middle-end/19609 + * tree-complex.c (expand_complex_div_wide): Use the correct formulae. + +2005-01-25 Roger Sayle <roger@eyesopen.com> + + * expmed.c (choose_multiplier): Change interface to return the + multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT. + (expand_divmod): Update calls to choose_multiplier. + +2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR middle-end/19330 + * expmed.c (extract_bit_field): Use adjust_address instead of + gen_lowpart when op0 is a MEM. + +2005-01-24 Steven Bosscher <stevenb@suse.de> + + * cfgexpand.c (expand_gimple_tailcall): Fix typo. + +2005-01-24 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/irix-csr.c: New file. + * config/mips/t-iris6 (irix-csr.o): New rule to build it. + (EXTRA_MULTILIB_PARTS): Add irix-csr.o. + * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64 + executables. + +2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR bootstrap/19364 + * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and + sparc/elf.h, add sparc/sp-elf.h. + (sparc-*-rtems*): Likewise. + (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and + tm-dwarf2.h, add sparc/sp-elf.h. + (sparc86x-*-elf): Likewise. + (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h. + * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into + TARGET_OS_CPP_BUILTINS. + * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise. + * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise. + Undefine it. + * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine. + * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro. + (SWITCH_TAKES_ARG): Likewise. + (LOCAL_LABEL_PREFIX): Likewise. + (ASM_GENERATE_INTERNAL_LABEL): Likewise. + (TARGET_N_FORMAT_TYPES): Delete. + (TARGET_FORMAT_TYPES): Likewise. + (ASM_DECLARE_FUNCTION_SIZE): Likewise. + * config/sparc/elf.h: Delete. + * config/sparc/sp-elf.h: New file. + +2005-01-24 Kazu Hirata <kazu@cs.umass.edu> + + * tree-flow-inline.h (phi_arg_from_edge): Remove. + * tree-flow.h: Remove the corresponding prototype. + * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c, + tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge. + +2005-01-24 Jakub Jelinek <jakub@redhat.com> + + PR target/17751 + * config/rs6000/rs6000.c (rs6000_file_start): Create toc section + for AIX ABI or ELF -fPIC. + (rs6000_emit_load_toc_table): Don't create toc_section here. + (rs6000_xcoff_file_start): Nor here. + +2005-01-24 J"orn Rennecke <joern.rennecke@st.com> + + * sh.c (ra.h): Don't #include. + (hard_regs_intersect_p): New function, resurrected from ra.c. + + * sh.c: Fix 1996 Copyright. + +2005-01-24 Richard Henderson <rth@redhat.com> + Aldy Hernandez <aldyh@redhat.com> + + * regrename.c (note_sets): Handle subregs. + +2005-01-24 Joseph S. Myers <joseph@codesourcery.com> + + PR bootstrap/18058 + * genconditions.c (write_header, write_conditions): Elide file if + not GCC >= 3.0.1. + +2005-01-24 Kazu Hirata <kazu@cs.umass.edu> + + * c-opts.c, expmed.c, gengtype.c, tree-complex.c, + config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h: + Update copyright. + +2005-01-24 Jakub Jelinek <jakub@redhat.com> + + * builtins.c (get_pointer_alignment, gimplify_va_arg_expr, + expand_builtin_printf, expand_builtin_fprintf, + expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE + checking against POINTER_TYPE. + (validate_arglist): Handle POINTER_TYPE code by checking + POINTER_TYPE_P. + +2005-01-24 Paolo Bonzini <bonzini@gnu.org> + + * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1, + init_rtlanal): New. + (for_each_rtx): Call for_each_rtx_1. + * rtl.h (init_rtlanal): Declare. + * toplev.c (backend_init): Call init_rtlanal. + +2005-01-24 Jakub Jelinek <jakub@redhat.com> + + * flow.c (propagate_one_insn): Formatting. + + PR middle-end/19551 + * flow.c (libcall_dead_p): Be more conservative if unsure. + If there are any instructions between insn and call, see if they are + all dead before saying the libcall is dead. + +2005-01-24 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand" + operand constraint for operand 0. + +2005-01-23 Richard Henderson <rth@redhat.com> + + PR 19486 + * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on + edges leading to join block. + +2005-01-23 Roger Sayle <roger@eyesopen.com> + + * expmed.c (expand_mult_highpart): Make static. Change type of + constant multiplier argument from unsigned HOST_WIDE_INT to rtx. + (expand_divmod): Updates calls to expand_mult_highpart by using + gen_int_mode to pass a CONST_INT rtx. + * rtl.h (expand_mult_highpart): Remove prototype. + +2005-01-23 Kazu Hirata <kazu@cs.umass.edu> + + * flow.c (regset_bytes, regset_size): Remove. + + * cfganal.c: Fix a reference to Harvey's paper. + +2005-01-23 Steven Bosscher <stevenb@suse.de> + + PR rtl-optimization/19464 + * tree-optimize.c (init_tree_optimization_passes): Add one more + copyrename pass just before out-of-ssa. + +2005-01-23 Joseph S. Myers <joseph@codesourcery.com> + + PR bootstrap/18058 + * recog.c (recog_memoized): Don't define if GENERATOR_FILE. + * ggc-none.c (ggc_free): Define. + +2005-01-23 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (max_reg, max_insn_uid): Remove. + (cse_main): Don't access max_reg or max_insn_uid. + + * c-common.c (explicit_flag_signed_bitfields, + lang_statement_code_p, lang_expand_function_end): Remove. + * c-common.h: Remove the corresponding declarations. + * c-opts.c (c_common_handle_option): Remove all write access + to explicit_flag_signed_bitfields. + + * cgraph.c (cgraph_varpool_n_nodes): Remove. + (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes. + * cgraph.h: Remove the corresponding declaration. + + * gcse.c (null_pointer_info): Remove. + +2005-01-23 Roger Sayle <roger@eyesopen.com> + Eric Botcazou <ebotcazou@libertysurf.fr> + + * combine.c (simplify_logical): Only simplify logical expressions + of the form ior(and(x,y),z) by the inverse distributive law if the + result is cheaper than the original. + +2005-01-23 Kazu Hirata <kazu@cs.umass.edu> + + * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c, + fold-const.c, gimplify.c, params.h, tree-data-ref.c, + tree-if-conv.c, tree-nested.c, tree-outof-ssa.c, + tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c, + config/freebsd-spec.h, config/arm/arm.h, + config/h8300/h8300.md, config/i386/i386.md, + config/i386/predicates.md, config/i386/sse.md, + config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c, + config/vax/vax.md: Fix comment typos. Follow spelling + conventions. + +2005-01-23 Steven Bosscher <stevenb@suse.de> + + * gengtype.c (walk_type): Produce `not equal to' compares for loop + tests, instead of `less than'. + +2005-01-23 Richard Sandiford <rsandifo@redhat.com> + + * function.c (assign_parm_setup_block): When creating a new stack slot + for a parameter, get its alignment from the parameter's DECL_ALIGN + rather than the type's TYPE_ALIGN. Make sure that the parameter + is at least word aligned. + +2005-01-22 Roger Sayle <roger@eyesopen.com> + + PR middle-end/19378 + * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite. + +2005-01-22 Richard Henderson <rth@redhat.com> + + PR target/19506 + * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand + in both compare operands. + (movdfcc_1_sse_max): Likewise. + (movsfcc_1_sse): Likewise. Add earlyclobber for scratch. + (movdfcc_1_sse): Likewise. + * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the + scratch register as needed. + +2005-01-22 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (smaxsf3): Fix mnemonic typo. + + * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test. + +2005-01-22 Richard Henderson <rth@redhat.com> + + * genopinit.c (optabs): Use smin/smax for floating point too. + * doc/md.texi: Update to match. Clarify that floating point + results are undefined for +0/-0 and NaN. + * doc/rtl.texi: Likewise. + * rtl.def (SMIN, SMAX): Likewise + * tree.def (MIN_EXPR, MAX_EXPR): Likewise. + + * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add + leading 's' to the name. + * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3, + smaxxf3, sminxf3): Likewise. + * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3): + Likewise. + +2005-01-22 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores. + +2005-01-21 Mark Dettinger <dettinge@de.ibm.com> + + * config/s390/s390.c (struct processor_costs): New fields + dlgr, dlr, dr, dsgfr, dsgr. + (z900_cost, z990_cost): Values for new fields. + (s390_rtx_costs): New cases MEM und COMPARE in switch + statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND, + DIV, MOD, UDIV, UMOD. + +2005-01-21 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("doloop_si64"): Reload input value directly + into the register being decremented. + ("doloop_si31", "doloop_di"): Likewise. + ("*doloop_si_long"): Adapt pattern. + +2005-01-21 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for + access registers. + (CLASS_MAX_NREGS): Likewise. + +2005-01-21 Daniel Berlin <dberlin@dberlin.org> + + * doc/tree-ssa.texi (Statement Operands): Add example for new + must-def macro. Note deprecation of old operands interface. + +2005-01-22 Richard Sandiford <rsandifo@redhat.com> + + PR tree-optimization/19484 + * tree-cfg.c (remove_fallthru_edge): New function. + (cleanup_control_flow): Remove fallthru edges from calls that are + now known not to return. + +2005-01-20 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/19038 + * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant + copies with loop variant ones. + +2005-01-22 Kazu Hirata <kazu@cs.umass.edu> + + * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c, + config/alpha/alpha-protos.h, config/alpha/alpha.h, + config/alpha/alpha.md, config/alpha/predicates.md, + config/sparc/freebsd.h, config/sparc/netbsd-elf.h, + config/sparc/sol2.h: Update copyright. + + * tree-cfg.c (remove_forwarder_block_with_phi): Look at the + first label to see if it is a nonlocal label. + +2005-01-22 David Edelsohn <edelsohn@gnu.org> + Andrew Pinski <pinskia@physics.uc.edu> + + PR target/19491 + * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at + maximum number of GPRs. Saturate n_fpr at maximum number of FPRs. + +2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/rs6000/rtems.h: Update copyright. + +2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org> + + PR target/19548 + * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4. + (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h). + (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC. + +2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + PR c/18809 + * c-typeck.c (convert_arguments): Check for error_mark_node. + +2005-01-21 Ian Lance Taylor <ian@airs.com> + + PR tree-optimization/13000 + * tree-inline.c: Include "tree-flow.h". + (expand_call_inline): If warn_return_type, warn if non-void inline + function falls through. + * tree-cfg.c (execute_warn_function_return): Don't warn about + control reaching end if TREE_NO_WARNING is set. Set + TREE_NO_WARNING. + * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR + has been lowered. + * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else + branch if we don't need one. + * c-typeck.c: Include "tree-flow.h" + (c_finish_bc_stmt): Don't add a goto if the current statement + list doesn't fall through to the current point. + +2005-01-21 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/576 + * real.c (real_arithmetic): Change return type from void to bool + to return an indication that the result may be inexact. + * real.h (real_arithmeric): Update prototype. + * fold-const.c (const_binop): Don't constant fold floating + point expressions when the user specifies -frounding-math and + the result may depend upon the run-time rounding mode. + (fold_convert_const_real_from_real): Clean-up. + (fold_initializer): Ignore flag_rounding_math for initializers. + * simplify-rtx.c (simplify_binary_operation): Likewise, don't + constant fold FP operations with flag_rounding_math if the + result may depend upon the run-time rounding mode. + +2005-01-21 Tom Tromey <tromey@redhat.com> + + * c-cppbuiltin.c (define__GNUC__): Correct assertion. + +2005-01-21 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c: Fix comment typos. + +2005-01-21 J"orn Rennecke <joern.rennecke@st.com> + + * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file + around the call to rest_of_handle_branch_target_load_optimize. + +2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h + (sparc64-*-openbsd*): Likewise. + (sparclite-*-elf*): Include tm-dwarf2.h. + (sparc86x-*-elf*): Likewise. + (sparc64-*-elf*): Likewise. + * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete. + (DBX_DEBUGGING_INFO): Likewise. + * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise. + (PREFERRED_DEBUGGING_TYPE): Likewise. + * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise. + * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise. + (PREFERRED_DEBUGGING_TYPE): Likewise. + * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise. + (PREFERRED_DEBUGGING_TYPE): Likewise. + * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise. + +2005-01-21 Hans-Peter Nilsson <hp@bitrange.com> + + PR target/18701 + * combine.c (combine_simplify_rtx): Revert change of 2004-12-31. + +2005-01-20 Paul Brook <paul@codesourcery.com> + + * doc/rtl.texi: Document value extension requirements for CONST_INT. + +2005-01-20 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal + label is first in a sequence of labels. + + * tree-cfg.c (tree_verify_flow_info): Fix a typo. + +2005-01-20 Janis Johnson <janis187@us.ibm.com> + Giovanni Bajo <giovannibajo@gcc.gnu.org> + + * doc/sourcebuild.texi (Test Directives): New. + +2005-01-20 Roger Sayle <roger@eyesopen.com> + + * real.c (real_floor): Don't leave the result uninitialized when + mode is VOIDMode, but return the unrounded intermediate value. + (real_ceil): Likewise. + +2005-01-20 Paul Brook <paul@codesourcery.com> + + * config/arm/arm.md (insv): Use gen_int_mode. + +2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete. + * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. + * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. + * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. + * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise. + +2005-01-20 Daniel Berlin <dberlin@dberlin.org> + + Fix PR debug/19124 + * dwarf2out.c (concat_loc_descriptor): We don't know we can use + fbreg, so we have to assume we can't. + (loc_descriptor_from_tree_1): Ditto. + (containing_function_has_frame_base): New function. + (add_location_or_const_value_attribute): Use it. + Also try to generate a frame_base from a single element location + list. + +2005-01-20 Kazu Hirata <kazu@cs.umass.edu> + + PR tree-optimization/15349 + * timevar.def (TV_TREE_MERGE_PHI): New. + * tree-cfg.c (tree_forwarder_block_p): Add a new argument + PHI_WANTED. + (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the + calls to tree_forwarder_block_p. + (remove_forwarder_block_with_phi, merge_phi_nodes, + gate_merge_phi, pass_merge_phi): New. + * tree-optimize.c (init_tree_optimization_passes): Add + pass_merge_phi. + * tree-pass.h: Add an extern for pass_merge_phi; + +2005-01-20 Richard Henderson <rth@redhat.com> + + PR target/19418 + * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New. + (_mm_castps_pd, _mm_castps_si128): New. + (_mm_castsi128_ps, _mm_castsi128_pd): New. + +2005-01-20 Richard Henderson <rth@redhat.com> + + PR target/19530 + * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use + __builtin_ia32_vec_init_v2si. + (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si. + * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New. + (ix86_init_mmx_sse_builtins): Create it. + (ix86_expand_builtin): Expand it. + (ix86_expand_vector_set): Handle V2SFmode and V2SImode. + * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New. + (vec_extractv2si_0, vec_extractv2si_1): New. + +2005-01-20 Richard Henderson <rth@redhat.com> + + PR target/16533 + * config/i386/i386.c (ix86_expand_push): New. + * config/i386/mmx.md (push<MMXMODE>1): New. + * config/i386/sse.md (push<SSEMODE>1): New. + * config/i386/i386-protos.h: Update. + +2005-01-20 Kazu Hirata <kazu@cs.umass.edu> + + * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update + copyright. + +2005-01-20 Richard Henderson <rth@redhat.com> + + * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ. + * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR. + +2005-01-19 Richard Henderson <rth@redhat.com> + + PR target/19350 + * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert + to V4SFmode in SSE1 fallback load path. + +2005-01-19 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo + in QImode expansion to ix86_expand_vector_set. + (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call. + +2005-01-19 Richard Henderson <rth@redhat.com> + + PR target/19511 + * config/i386/i386.c (ix86_preferred_reload_class): Return a proper + subclass of the input class. + (ix86_secondary_memory_needed): Always true for cross-MMX classes. + Always true for cross-SSE1 classes. Rationalize conditionals. + * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality. + * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives + for SSE1. Don't check TARGET_INTER_UNIT_MOVES. + (movdi_2): Add MMX/SSE zeros. + (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES. + (movsf_1): Don't check TARGET_INTER_UNIT_MOVES. + (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise. + (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove. + (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove. + (zero_extendsidi2_rex64_1): Remove. + (MOV0 peephole): Check GENERAL_REG_P. + +2005-01-19 Richard Henderson <rth@redhat.com> + + PR target/19427 + * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth + shufps elements. + (ix86_expand_vector_extract): Likewise. + +2005-01-19 Richard Henderson <rth@redhat.com> + + PR middle-end/19304 + * expr.c (emit_move_change_mode): New argument force; use + simplify_gen_subreg if true. + (emit_move_via_alt_mode): Merge into ... + (emit_move_via_integer): ... here. + (emit_move_ccmode): Use emit_move_change_mode directly. + +2005-01-19 Richard Henderson <rth@redhat.com> + + PR target/19518 + * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH. + (alpha_preferred_reload_class): Handle CONST_VECTOR. + (alpha_emit_set_const_1): Add no_output parameter; don't emit + rtl if true. + (alpha_emit_set_const): Likewise. Make static. + (alpha_emit_set_long_const): Make static. + (alpha_extract_integer): Split out from alpha_expand_mov. + (alpha_split_const_mov): Likewise. + (alpha_expand_mov): Use them. Handle CONST_VECTOR. + (alpha_legitimate_constant_p): New. + * config/alpha/alpha-protos.h: Update. + * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost. + (LEGITIMATE_CONSTANT_P): Re-implement with a function. + * config/alpha/alpha.md (movsi): Add n alternative. + (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise. + (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative. + (splitters for all of the above): Use alpha_split_const_mov. + * config/alpha/predicates.md (non_add_const_operand): New. + (non_zero_const_operand): New. + (input_operand): Use alpha_legitimate_constant_p after reload. + +2005-01-19 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/19038 + * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function. + (add_candidate): Add ivs with increment in latch only if + allow_ip_end_pos_p is true. + (determine_iv_cost): Use empty_block_p. + +2005-01-19 Daniel Berlin <dberlin@dberlin.org> + + * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm + (compute_dominance_frontiers): Ditto. + +2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org> + + PR target/19529 + * config/sh/t-rtems: New. + * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems. + +2005-01-19 Zdenek Dvorak <dvorakz@suse.cz> + + * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract + the offset of the selected field. + +2005-01-19 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (remove_forwarder_block): Fix the check to + prevent a nonlocal label from appearing in the middle of a + basic block. + +2005-01-19 Hans-Peter Nilsson <hp@axis.com> + + PR rtl-optimization/19462 + * reorg.c (find_end_label): Create return insn only if + current_function_epilogue_delay_list is empty. + +2005-01-19 Paolo Bonzini <bonzini@gnu.org> + + * doc/passes.texi: Remove paragraph mentioning new-ra. + +2005-01-19 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/15139 + * combine.c: Include params.h. + (count_rtxs): New function. + (record_value_for_reg): If replace_rtx would replace at least + 2 occurrences of REG in VALUE and TEM is really large, replace REG with + (clobber (const_int 0)) instead of TEM. + * params.def (PARAM_MAX_LAST_VALUE_RTL): New. + * params.h (MAX_LAST_VALUE_RTL): New. + * Makefile.in (combine.o): Depend on $(PARAMS_H). + * doc/invoke.texi (--param max-last-value-rtl=N): Document. + + PR c/17297 + * c-typeck.c (digest_init): Only call build_vector if all constructor + elements are *_CST nodes. + * gimplify.c (gimplify_init_constructor): Likewise. + + PR middle-end/19164 + * c-typeck.c (digest_init): Only call build_vector if inside_init + is a CONSTRUCTOR. + +2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de> + + * toplev.c (init_asm_output): Remove dead #ifdef. + +2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define. + +2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr> + + * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before + accessing DECL_FUNCTION_CODE. + * dojump.c (do_jump): Likewise. + * gimplify.c (gimplify_call_expr): Likewise. + * predict.c (expr_expected_value): Likewise. + (strip_builtin_expect): Likewise. + * tree-inline.c (estimate_num_insns_1): Likewise. + * tree-ssa-loop-im.c (stmt_cost): Likewise + * fold-const.c (fold): Test for BUILT_IN_NORMAL. + (tree_expr_nonnegative_p): Likewise. + +2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (load_pic_register): Emit the appropriate + variant of the load_pcrel_sym pattern. + * config/sparc/sparc.md (P macro): Move to the top. + (load_pcrel_sym): Macroize using P. + (save_register_window): Likewise. + +2005-01-18 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.md ("sunordered"): Disable for e500. + ("sordered"): Same. + +2005-01-18 Andrew Pinski <pinskia@physics.uc.edu> + + PR C/19472 + * c-typeck.c (build_asm_expr): Strip nops off + input memory operands. + +2005-01-18 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete + _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API. + * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same. + * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same. + +2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com> + + PR target/19379 + * config/i386/i386.c (override_options): If the 80387 is disabled, + then do not return FP values using FP registers. + +2005-01-18 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c, + c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c, + combine.c, config.gcc, coverage.h, cse.c, cselib.c, + defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c, + flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c, + gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h, + output.h, postreload-gcse.c, postreload.c, recog.c, + resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c, + targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c, + tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c, + tree-optimize.c, tree-outof-ssa.c, tree-pass.h, + tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c, + tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c, + tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def, + unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright. + + * config/darwin.c, config/darwin.h, config/freebsd-spec.h, + config/alpha/alpha.c, config/arm/vfp.md, + config/i386/emmintrin.h, config/i386/i386-modes.def, + config/i386/i386-protos.h, config/i386/i386.h, + config/i386/pmmintrin.h, config/i386/ppro.md, + config/i386/predicates.md, config/i386/xmmintrin.h, + config/i860/i860.c, config/ia64/ia64-modes.def, + config/ia64/ia64-protos.h, config/ia64/ia64.h, + config/ia64/ia64.md, config/ia64/itanium1.md, + config/ia64/itanium2.md, config/ia64/predicates.md, + config/iq2000/iq2000.h, config/mips/linux64.h, + config/rs6000/aix41.h, config/rs6000/aix43.h, + config/rs6000/aix52.h, config/rs6000/darwin-fallback.c, + config/rs6000/rs6000.c, config/rs6000/rs6000.h, + config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h, + config/sparc/linux64.h, config/sparc/litecoff.h, + config/sparc/sp64-elf.h, config/sparc/sparc.c, + config/sparc/sparc.h, config/sparc/sparc.md, + config/sparc/sysv4-only.h: Update copyright. + +2005-01-18 Richard Henderson <rth@redhat.com> + + PR target/19496 + * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ. + +2005-01-18 Marc Espie <espie@openbsd.org> + * config/i386/openbsdelf.h: Typo. + +2005-01-18 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP + special case for sse. + * config/i386/predicates.md (sse_comparison_operator): Likewise. + +2005-01-18 Dorit Naishlos <dorit@il.ibm.com> + + * tree-inline.c (estimate_num_insns_1): Added cases for + ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR. + +2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR rtl-optimization/19296 + * combine.c (simplify_comparison): Rewrite the condition under + which a non-paradoxical SUBREG of a PLUS can be lifted when + compared against a constant. + +2005-01-18 Andi Kleen <ak@muc.de> + + * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign. + * c.opt (-Wpointer-sign): Add. + * doc/invoke.texi: (-Wpointer-sign): Add. + +2005-01-18 Uros Bizjak <uros@kss-loka.si> + + * config/i386/i386.c (override_options): Revert 2004-11-24 change. + * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3, + *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2, + logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2, + exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2, + nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled + for TARGET_MIX_SSE_I387. + (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2, + sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1, + atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2, + log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2, + floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for + (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for + TARGET_MIX_SSE_I387. + (atan2sf3, atan2df3, atan2xf3): Remove register constraints + from expander. + +2005-01-18 Uros Bizjak <uros@kss-loka.si> + + PR target/19424 + * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal): + Add movaps alternative for xmm reg->reg move. + +2005-01-17 Jeff Law <law@redhat.com> + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE + at the end of the main DOM loop rather than just before DOM exits. + +2005-01-17 Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/19121 + * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When + adding aliases to a name tag, also add them to the pointer's + type tag. + * tree-ssa-copy.c (merge_alias_info): Do not merge flow + sensitive alias info at all. Only check that the two pointers + have compatible pointed-to sets. + * tree-ssa.c (verify_name_tags): Verify that the alias set of + a pointer's type tag is a superset of the alias set of the + pointer's name tag. + +2005-01-17 James E Wilson <wilson@specifixinc.com> + + PR target/19357 + * config/ia64/ia64.md (movxf): Handle general register source. Adjust + comment to document why. + +2005-01-17 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite, + sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite, + sse2_vmsmaxv2df3_finite, sminv2df3_finite, + sse2_vmsminv2df3_finite): New. + (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3, + sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative. + Force op1 into register. + +2005-01-17 Kelley Cook <kcook@gcc.gnu.org> + + * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent + bubblestrap from always rebuilding build directory. + +2005-01-17 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("*clc"): Remove incorrect '='. + ("*cmpmem_short"): Likewise. + +2005-01-17 Steven Bosscher <stevenb@suse.de> + + * basic-block.h: Document BB_* flags. + * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED, + use an sbitmap instead. + * sched-rgn.c (compute_trg_info): Likewise. + +2005-01-17 Richard Sandiford <rsandifo@redhat.com> + + * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove + redundant target_cpu_default and extra_parts lines. Use the default + "from-abi" ISA. + * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete. + (SUBTARGET_EXTRA_SPECS): Delete. + (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly. + (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings. + * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32 + and "n32" for -mabi=n32. + +2005-01-17 Ian Lance Taylor <ian@airs.com> + + PR c/5675 + * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't + fold constant variables into initial values. + +2005-01-17 Kazu Hirata <kazu@cs.umass.edu> + + * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks. + + * tree-cfg.c (tree_forwarder_block_p): Speed up by walking + through the statements backward. + +2005-01-17 Ian Lance Taylor <ian@airs.com> + + PR middle-end/13127: + * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on + a variable set to the return value of the inlined function. + +2005-01-17 Mark Dettinger <dettinge@de.ibm.com> + + * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG + when modes are tieable. + +2005-01-17 Ranjit Mathew <rmathew@hotmail.com> + + * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead + of pthread_create to find out if threads are enabled. + * gthr-posix95.h (__gthread_active_p): Likewise. + +2005-01-17 Paolo Bonzini <bonzini@gnu.org> + + * common.opt (-fnew-ra): Remove. + * ra*.*: Remove. + * toplev.h (flag_new_regalloc): Remove. + * Makefile.in (ra*.*): Don't mention. + * passes.c (rest_of_handle_new_regalloc): Remove. + (rest_of_handle_combine, rest_of_compilation): Always consider + flag_new_regalloc as false. + * doc/invoke.texi: Don't document -fnew-ra. + +2005-01-17 Paolo Bonzini <bonzini@gnu.org> + + * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove + last parameter to reg_scan. + * loop.c (loop_optimize): Likewise. + * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion, + rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass, + rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2, + rest_of_handle_gcse, rest_of_handle_loop_optimize, + rest_of_handle_loop2, rest_of_handle_jump2): Likewise. + * regclass.c (reg_scan): Likewise, for the declaration. + * rtl.h (reg_scan): Likewise, for the prototype. + +2005-01-17 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call + mark_dfs_back_edges. + +2005-01-16 Daniel Berlin <dberlin@dberlin.org> + + * tree-ssa-pre.c (add_to_sets): s1 may be NULL. + (compute_avail): Uses don't go in tmp_gen. + +2005-01-16 Steven Bosscher <stevenb@suse.de> + + * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a + loop to look for a free slot in a page entry. + +2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR target/16304 + * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default. + * toplev.c (compile_file): Call process_pending_assemble_output_defs + just before targetm.asm_out.file_end. + * tree.h (process_pending_assemble_output_defs): Declare. + * varasm.c (assemble_output_def, process_pending_assemble_output_defs): + New functions. + (assemble_alias): Defer generation of assembly code for defines when + TARGET_DEFERRED_OUTPUT_DEFS is true. + * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define. + * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define. + * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document. + +2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR target/19336 + * pa.c (pa_scalar_mode_supported_p): New function. + (TARGET_SCALAR_MODE_SUPPORTED_P): Define. + * pa.h (MIN_UNITS_PER_WORD): Add comment. + + * pa-protos.h (prefetch_operand): Delete. + (prefetch_cc_operand, prefetch_nocc_operand): New declations. + * pa.c (prefetch_operand): Delete. + (prefetch_cc_operand, prefetch_nocc_operand): New functions. + * pa.h (EXTRA_CONSTRAINT): Add `W' constraint. + (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand + and prefetch_nocc_operand. + * pa.md (prefetch): Rework to avoid reload problems handling short + displacements when a cache control completer needs to be provided. + (prefetch_32, prefetch_64): Delete. + (prefetch_cc, prefetch_nocc): New patterns. + +2005-01-15 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change. + +2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR ada/19388 + * pa.c (pa_asm_output_aligned_common): Warn if specified alignment + exceeds maximum alignment for global common data. + * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768. + * som.h (MAX_OFILE_ALIGNMENT): Likewise. + +2004-01-15 Roger Sayle <roger@eyesopen.com> + + * tree-ssa-dom.c (extract_range_from_cond): Correct condition. + +2004-01-15 Roger Sayle <roger@eyesopen.com> + + * harg-reg-set.h (reg_class_names): Prototype global array. + * regclass.c (reg_class_names): Declare here and initialize to + REG_CLASS_NAMES. + (dump_regclass): Remove local declaration of reg_class_names. + (regclass): Likewise. + * cfg.c (dump_flow_info): Likewise. + * ra-debug.c (reg_class_names): Likewise. + * regrename.c (reg_class_names): Likewise. + * reload.c (reg_class_names): Likewise. + * reload1.c (spill_failure): Likewise. + * config/m68hc11/m68hc11.c (reg_class_names): Likewise. + +2005-01-15 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("reload_outti"): Remove predicate for + output operand. Abort if operand is not a MEM. + ("reload_outdi", "reload_outdf"): Likewise. + +2005-01-15 Marc Espie <espie@openbsd.org> + + * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2. + (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4. + * config/openbsd.h: Fix C++ includes for native configurations. + Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD. + Add trampoline support. + * config/i386/openbsdelf.h: New. + +2005-01-15 Marc Espie <espie@openbsd.org> + + * collect2.c (main): Explicitly parse -dynamic-linker option. + +2005-01-15 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/19060 + * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>: + Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE (). + (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0 + and handle extract_range_from_cond returning false. + * fold-const.c (fold): Optimize comparisons with min/max even for + width > HOST_BITS_PER_WIDE_INT. + +2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0. + * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS): + Remove little endian multilib variants. + Add mips32 multilib variant. + +2005-01-15 Kazu Hirata <kazu@cs.umass.edu> + + * explow.c (copy_all_reg, stabilize): Remove. + * expr.h: Remove the corresponding prototypes. + + * rtlanal.c (regs_set_between_p): Remove. + * rtl.h: Remove the corresponding prototype. + +2005-01-14 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename + to rs6000_nonimmediate_operand. + * config/rs6000/rs6000.h (PREDICATE_CODES): Rename + rs6k_nonimmediate_operand to rs6000_nonimmediate_operand. + * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to + rs6000_nonimmediate_operand. + * config/rs6000/spe.md (movdf_e500_double): Rename predicate to + rs6000_nonimmediate_operand. + +2005-01-14 Andrew Pinski <pinskia@physics.uc.edu> + + * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts. + +2005-01-14 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register + on e500v2. + (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2. + (PREDICATE_CODES): Add rs6k_nonimmediate_operand. + + * config/rs6000/rs6000.c (invalid_e500_subreg): New. + (rs6k_nonimmediate_operand): New. + (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2 + correctly. + (legitimate_lo_sum_address_p): Same. + (rs6000_legitimize_address): Same. + (rs6000_legitimize_reload_address): Same. + (rs6000_legitimate_address): Same. + (spe_build_register_parallel): Pass DF and DC modes in a DI + register. + + * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate + to rs6k_nonimmediate_operand. + + * config/rs6000/spe.md ("*frob_df_di"): New. + ("*frob_di_df"): New. + ("*frob_di_df_2"): New. + ("*mov_sidf_e500_subreg0"): New. + ("*mov_sidf_e500_subreg4"): New. + ("*movdf_e500_double"): Change predicate to + rs6k_nonimmediate_operand. + +2005-01-14 Aldy Hernandez <aldyh@redhat.com> + + * postreload.c (move2add_note_store): Only call + trunc_int_for_mode on scalar integers. + +2005-01-14 Steven Bosscher <stevenb@suse.de> + + * tree-ssa-dce.c (visited_control_parents): New sbitmap to + replace BB_VISITED uses. + (find_obviously_necessary_stmts): Don't clear BB_VISITED. + (propagate_necessity): Check the bitmap instead of BB_VISITED. + (tree_dce_done): Free visited_control_parents. + (perform_tree_ssa_dce): Allocate and clear it. + * tree-ssa-pre.c (compute_antic_aux): Make non-recursive. + (compute_antic): Iterate from here using a DFS. Use an sbitmap + instead of BB_VISITED. + +2005-01-14 Kazu Hirata <kazu@cs.umass.edu> + + * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h, + rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h: + Remove unused prototypes. + +2005-01-14 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE + 64-bit register usage. + (spe_func_has_64bit_regs_p): Add FIXME note. + +2005-01-14 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_generate_compare): Replace + flag_finite_math_only with flag_unsafe_math_optimizations. + +2005-01-14 J. D. Johnston <jjohnst@us.ibm.com> + + * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct + end-of-stack check. + (__tpf_eh_return): Copy TPF private stack area from the module + boundary stack frame. Add check for when module addresses are + equal, but no stub address is found. + +2005-01-14 Richard Earnshaw <rearnsha@arm.com> + + PR target/7525 + * arm.h (struct machine_function): Add call_via field. + (thumb_call_via_label): Declare. + * arm.c (thumb_call_via_label): New variable. + (thumb_call_reg_needed): New variable. + (arm_output_function_epilogue): For Thumb code, output any per-function + call-indirect trampolines. + (thumb_call_via_reg): New function. + (arm_file_end): New function. + (TARGET_ASM_FILE_END): Call arm_file_end. + (aof_file_end): Likewise. + * arm-protos.h (thumb_call_via_reg): Declare. + * arm.md (call_reg_thumb, call_value_reg_thumb): Call + thumb_call_via_reg in normal case. + +2005-01-14 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/19084 + PR rtl-optimization/19348 + * recog.c (peephole2_optimize): Do global life update if some peephole + decides it doesn't need at least one of its inputs and that change + influences liveness at the start of the basic block. + + * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET + arguments instead of 1. + +2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR middle-end/18820 + * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return + zero for nested functions needing a static chain or functions + with a non-constant address. + +2005-01-13 Roger Sayle <roger@eyesopen.com> + + * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize + (and (sign_extend X) C) into (zero_extend (and X C)). + +2005-01-13 David O'Brien <obrien@FreeBSD.org> + + * config/freebsd-spec.h: Make KSE pthread lib logic the default. + +2005-01-13 Richard Henderson <rth@redhat.com> + + PR target/19009 + PR target/19250 + PR target/19252 + * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq, + bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH, + not just TARGET_SSE. + (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns. + (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387. + (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH. + (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly. + (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly. + (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly. + (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387, + fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N. + (movdicc_c_rex64): Rename with '*'. + (movsfcc, movdfcc): Add checks for 387 and sse math to condition. + (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New. + (movsfcc_1_387): Rename from movsfcc_1. + (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New. + (movdfcc_1, movdfcc_1_rex64): Add check for 387. + (sminsf3, smaxsf3, smindf3, smaxdf3): New. + (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf, + mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse, + maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq, + sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1, + sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4, + sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3, + sse_movdfcc_const0_4): Remove. + * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH, + recognize min/max early. Update for changed sse cmove patterns. + (ix86_split_sse_movcc): New. + * config/i386/i386-protos.h: Update. + +2005-01-13 Steven Bosscher <stevenb@suse.de> + + * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators. + (fix_stmt_v_may_defs): Likewise. + +2005-01-13 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode + for converting the mask. + +2005-01-13 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE + definition to 600. + +2005-01-13 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD, + IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ, + IX86_BUILTIN_MOVDQ2Q): Remove. + (IX86_BUILTIN_VEC_EXT_V4SI): New. + (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match. + (ix86_expand_vector_extract): For V4S[FI], extract element 0 after + shuffling. + * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2. + (sse2_pextrw): Fix immediate constraint. + (sse2_loadq, sse2_loadq_rex64): Remove. + * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x): + Use __builtin_ia32_vec_ext_<size>. + (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>. + +2005-01-13 Aldy Hernandez <aldyh@redhat.com> + + * function.c (assign_parm_setup_block): Look inside original + entry_parm when inspecting PARALLEL. + +2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org> + Joel Sherrill <joel@oarcorp.com> + + PR target/19399 + * gthr-rtems.h (__gthread_recursive_mutex_t): New type. + (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to + rtems_gxx_recursive_mutex_init. + (__gthread_recursive_mutex_lock): New function. + (__gthread_recursive_mutex_trylock): Likewise. + (__gthread_recursive_mutex_unlock): Likewise. + +2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org> + + * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu. + +2005-01-13 Jan Beulich <jbeulich@novell.com> + + * config/ia64/ia64.md (ashlti3, ashlti3_internal): New. + (ashrti3_internal): Indicate output is early clobber. Generate result + into output rather than first input. Use move for low word of output + if shift count is exactly 64. + (lshrti3_internal): Likewise. + +2005-01-13 Hans-Peter Nilsson <hp@bitrange.com> + + PR target/18329 + PR target/18330 + * reload1.c (delete_output_reload): Don't delete an output reload + if the pseudo lives longer than a single basic block. Adjust and + improve wording of comment. + +2005-01-12 Andrew Pinski <pinskia@physics.uc.edu> + + PR target/19334 + * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead + of TYPE_SIZE where we mean the number of bytes. + +2005-01-12 Aldy Hernandez <aldyh@redhat.com> + + * function.c (assign_parm_setup_block): Relax condition on + multi-register optimization. + +2005-01-12 Nick Clifton <nickc@redhat.com> + + * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns + an "in_delay_slot" attribute of "no" to prevent them being used in + delay slots. This is forbidden because they might generate + exceptions. + +2005-01-12 Alan Modra <amodra@bigpond.net.au> + + PR target/19389 + * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r + with r->Y and Y->r. + +2005-01-12 Nick Clifton <nickc@redhat.com> + + * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being + passed on to GAS) but do not define, as GAS no longer supports or + needs the -m2000 option. + +2005-01-11 Roger Sayle <roger@eyesopen.com> + + * builtins.c (fold_builtin_fabs): Convert argument to the appropriate + type as args of unprototyped builtins aren't automatically promoted. + (fold_builtin_abs): Likewise. + +2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in: Set a `build-warn' variable. + +2005-01-11 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/17949 + * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function. + (find_interesting_uses_address): Use it. + +2005-01-11 Aldy Hernandez <aldyh@redhat.com> + + * regrename.c (kill_value): Handle subreg's that won't simplify. + +2005-01-11 Richard Henderson <rth@redhat.com> + + PR target/13366 + * config/i386/i386.h (enum ix86_builtins): Move ... + * config/i386/i386.c: ... here. + (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW, + IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS, + IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128, + IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD, + IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD, + IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD, + IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD, + IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA, + IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI, + IX86_BUILTIN_LOADDDUP): Remove. + (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI, + IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF, + IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF, + IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI, + IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New. + (ix86_init_builtins): Make static. + (ix86_init_mmx_sse_builtins): Update for changed builtins. + (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands + if all the modes match. Otherwise, fake it. + (get_element_number, ix86_expand_vec_init_builtin, + ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New. + (ix86_expand_builtin): Make static. Update for changed builtins. + (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero + operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode. + (ix86_expand_vector_init_duplicate): New. + (ix86_expand_vector_init_low_nonzero): New. + (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general): + Split out from ix86_expand_vector_init; handle integer modes. + (ix86_expand_vector_init): Use them. + (ix86_expand_vector_set, ix86_expand_vector_extract): New. + * config/i386/i386-protos.h: Update. + * config/i386/predicates.md (reg_or_0_operand): New. + * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants. + (movv2sf_internal): Likewise. And a splitter to match them all. + (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf, + vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si, + vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi, + vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New. + (mmx_pinsrw): Fix operand ordering. + * config/i386/sse.md (movv4sf splitter): Use direct pattern, + rather than sse_loadss expander. + (movv2df splitter): Similarly. + (sse_loadss, sse_loadlss): Remove. + (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New. + (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set. + (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract. + (sse3_movddup): Rename with '*'. + (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart. + (sse2_loadsd): Remove. + (vec_dupv2df_sse3): Rename from sse3_loadddup. + (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New. + (sse2_pinsrw): Fix argument ordering. + (sse2_loadld, sse2_loadq): Add sse1 alternatives. + (sse2_stored): Remove 'r' destination. + (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si, + vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di, + vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si, + vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi, + vec_extractv16qi, vec_initv16qi): New. + + * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define. + (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x, + _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use + constructor form. + (_mm_load_pd, _mm_store_pd): Use plain dereference. + (_mm_load_si128, _mm_store_si128): Likewise. + (_mm_load1_pd): Use _mm_set1_pd. + (_mm_load_sd): Use _mm_set_sd. + (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df. + (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd. + (_mm_set_epi64): Use _mm_set_epi64x. + (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16, + _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16, + _mm_setr_epi8): Use _mm_set_foo form. + (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64. + (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di. + (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi. + (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi. + * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast. + (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si. + (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi. + (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi. + (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant. + * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd. + (_mm_movedup_pd): Use _mm_shuffle_pd. + * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, + _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form. + (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps, + _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero; + Use _mm_setzero_ps. + (_mm_load_ss, _mm_load1_ps): Use _mm_set* form. + (_mm_load_ps, _mm_loadr_ps): Use raw dereference. + (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf. + (_mm_store_ps): Use raw dereference. + (_mm_store1_ps): Use _mm_storeu_ps. + (_mm_storer_ps): Use _mm_store_ps. + (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi. + (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi. + +2005-01-11 Stan Shebs <shebs@apple.com> + + * config/rs6000/rs6000.c (machopic_output_stub): Issue + ldu instead of lwzu if 64-bit -mdynamic-no-pic. + +2005-01-11 Andrew Pinski <pinskia@physics.uc.edu> + + PR target/18761 + * config/rs6000/rs6000.c (rs6000_special_round_type_align): + Skip all DECLs except for FIELD_DECLs. + +2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.c (override_options): Return error if + -mbackchain, -mpacked-stack and -mhard-float are used together. + (s390_va_start): Remove the backchain && packed-stack special case. + (s390_gimplify_va_arg): Likewise. + * doc/invoke.texi: Remove the ABI incompatibility note. + +2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.c (struct s390_frame_layout): Remove + save_backchain_p. + (s390_frame_info, s390_emit_prologue): Replace occurrences of + save_backchain_p with TARGET_BACKCHAIN. + +2005-01-11 Alan Modra <amodra@bigpond.net.au> + + PR target/18916 + * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap. + * expr.h (struct locate_and_pad_arg_data): Add "boundary". + * function.c (locate_and_pad_parm): Set new field. + (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY. + Tweak where_pad test to include "none". Always set mem align for + stack_parm. + (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment + not sufficient for type. + (assign_parm_setup_block): If stack_parm is zero on entry, always + make a new stack local. Block move old stack parm if necessary + to new aligned stack local. + (assign_parm_setup_stack): Use a block move to handle + potentially misaligned entry_parm. + (assign_parms_unsplit_complex): Specify required alignment when + creating stack local. + * calls.c (compute_argument_addresses): Override alignment of stack + arg calculated from its type with the alignment given by + FUNCTION_ARG_BOUNDARY. + (store_one_arg): Likewise. + +2005-01-11 Jan Beulich <jbeulich@novell.com> + + * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4. + Change respective itanium_class attribute to ialu. + (shladdp4_internal): New. + * config/ia64/predicates.md (shladd_log2_operand): New. + +2005-01-11 Richard Henderson <rth@redhat.com> + + * expr.c (store_constructor): Use rtvec_alloc instead of + alloca+gen_rtvec_v, and an incorrect number passed to alloca. + +2005-01-11 Kazu Hirata <kazu@cs.umass.edu> + + * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos. + +2005-01-11 Alan Modra <amodra@bigpond.net.au> + + * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL. + * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define. + (TARGET_RWRELOC): Define. + (ia64_rwreloc_section_type_flags): Delete. + (ia64_section_type_flags): New function. + * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define. + (TARGET_RWRELOC): Define. + +2005-01-10 David Mosberger <davidm@hpl.hp.com> + + PR target/18987 + * config/ia64/ia64.c (process_set): For alloc insn, only call + process_epilogue is !frame_pointer_needed. + +2005-01-10 Roger Sayle <roger@eyesopen.com> + + PR c++/19355 + * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a + unary operator and can't be treated as a binary/comparison operator. + +2005-01-10 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_function_value): Use type_natural_mode. + (ix86_return_in_memory): Likewise. + (function_arg_advance): Likewise. Mirror structure in function_arg + for choosing register to advance. + +2005-01-10 Kazu Hirata <kazu@cs.umass.edu> + + * tree-vectorizer.c, tree.def: Fix comment typos. + +2005-01-10 Mark Dettinger <dettinge@de.ibm.com> + + * config/s390/s390.c (struct processor_costs): 4 new fields: + ddbr, ddr, debr, der. + (s390_rtx_costs): More precise handling of divide instructions. + +2005-01-10 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define. + +2005-01-10 Jan Beulich <jbeulich@novell.com> + + * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section + names resulting from -ffunction-sections/-fdata-sections and linkonce + ones. + * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL + based on the section name. Rearrange the section name comparison logic + slightly so that each section name is compared against at most once. + +2005-01-10 Ben Elliston <bje@au.ibm.com> + + * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of + targets for which -fPIC reduces limitations on the GOT size. + +2005-01-09 Falk Hueffner <falk@debian.org> + + * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding + X/C1 cmpop C2. + +2005-01-09 David Edelsohn <edelsohn@gnu.org> + + PR target/18720 + * collect2.c (main): Set aixrtl_flag for -brtl option. + (resolve_lib_name): Search for .so file extension before .a + if aixrtl_flag set. + +2005-01-09 Dorit Naishlos <dorit@il.ibm.com> + + * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints. + (vect_analyze_data_refs_alignment): Add dump prints. + +2005-01-09 Ira Rosen <irar@il.ibm.com> + + * tree-vectorizer.c (vect_analyze_offset_expr): Use + expr_invariant_in_loop_p. + Initialize outputs first thing in the function. + (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num. + (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num. + (vect_analyze_pointer_ref_access): Check that the initial condition of + the access function is loop invariant. + +2005-01-09 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes. + (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem + just like MASKMOVDQU. Return plain zero for MMX_ZERO. + * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>, + mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf, + movv2sf_internal_rex64, movv2sf_internal, MMXMODE, + movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex, + sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3, + ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3, + mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3, + mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd, + sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, + mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw, + mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, + gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, + ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, + mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw, + mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd, + mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, + eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw, + pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3, + pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2, + pswapdv2sf2): Move to mmx.md; rename as necessary with leading + mmx_ prefix. + (mmx_clrdi, pavgusb): Remove. + (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename + with leading sse_ prefix. + * config/i386/sse.md: Receive them. + * config/i386/mmx.md: New file. + (MMXMODE12, MMXMODE24, mmxvecsize): New. + (subrv2sf3): Turn into expander for normal subtraction. + (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3, + mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart, + mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3, + mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark + commutative; use ix86_binary_operator_ok. + (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3, + mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3 + mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3 + mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3, + mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3): + Macroize from existing patterns; use ix86_binary_operator_ok. + (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative. + (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd, + mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model + with vec_select+vec_concat. + (mmx_pshufw, mmx_pshufw_1): Likewise. + (mmx_uavgv8qi3): Merge pavgusb. Model correcty. + (mmx_uavgv4hi3): Model correctly. + * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64, + _mm_xor_si64): Remove casts. + +2005-01-09 Zdenek Dvorak <dvorakz@suse.cz> + + PR tree-optimization/19224 + * tree-scalar-evolution.c (get_instantiated_value, + set_instantiated_value): New functions. + (instantiate_parameters_1): Cache the results. + (instantiate_parameters, resolve_mixers): Initialize and free + the cache. + +2005-01-08 David Edelsohn <edelsohn@gnu.org> + + * config/i386/i386.md (addhi_4): Correct reference in comment. + (addqi_4): Same. + +2005-01-08 Richard Henderson <rth@redhat.com> + + * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier. + (_mm_cvtsi128_si64x): Likewise. + (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32, + _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use + the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32. + * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF. + * config/i386/i386-protos.h: Update. + * config/i386/i386.c (print_operand): Add 'H'. + (ix86_fixup_binary_operands): Split out from ... + (ix86_expand_binary_operator): ... here. + (ix86_fixup_binary_operands_no_copy): New. + (ix86_expand_fp_absneg_operator): Handle vector mode results. + (bdesc_2arg): Update names for sse{,2,3}_ prefixes. + (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases. + (safe_vector_operand): Use CONST0_RTX. + (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands. + (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and + CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU + expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp* + special cases. + * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New. + (IX86_BUILTIN_CMPNGESS): New. + * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New. + (attr type): Add sselog1. + (attr unit, attr memory): Handle it. + (movti, movti_internal, movti_rex64): Move near other integer moves. + (movtf, movtf_internal): Move near other fp moves. + (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df, + vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal, + movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal, + movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf, + sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps, + sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess, + sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2, + mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, + rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3, + sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3, + sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3, + sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3, + vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps, + smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi, + cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si, + cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, + vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, + vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3, + sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu, + sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi, + cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, + cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si, + cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps, + cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3, + ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3, + subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3, + smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3, + sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3, + sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw, + sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3, + gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3, + ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3, + ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd, + sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw, + sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd, + sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd, + sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq, + sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd, + sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd, + sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence, + mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3, + addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup, + movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with + non-optabs meanings renamed with an "sse{,2,3}_" prefix at the + same time. + (SSEPUSH, push<SSEPUSH>): Remove. + (MMXPUSH, push<MMXPUSH>): Remove. + (sse_movaps, sse_movaps_1, sse_movups): Remove. + (sse2_movapd, sse2_movdqa, sse2_movq): Remove. + (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove. + (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove. + (maskncmpv4sf3, vmmaskncmpv4sf3): Remove. + (maskncmpv2df3, vmmaskncmpv2df3): Remove. + (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove. + (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove. + * config/i386/athlon.md (athlon_sselog_load): Handle sselog1. + (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise. + * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr. + (ppro_sse_log_V4SF_load): Similarly. Handle sselog1. + (ppro_sse_log_V4SF): Handle sselog1. + * config/i386/predicates.md (const_0_to_1_operand): New. + (const_0_to_255_mul_8_operand): New. + (const_1_to_31_operand): Rename from const_int_1_31_operand. + (const_2_to_3_operand, const_4_to_7_operand): New. + * config/i386/sse.md: New file. + (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New. + (sse_movups): Rename from sse_movups_1. + (sse_loadlss): Rename from sse_loadss_1. + (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix + from the name. + (negv4sf2): Use ix86_expand_fp_absneg_operator. + (absv4sf2, negv2df, absv2df): New. + (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy. + (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3, + iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3, + smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3, + umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise. + (sse3_addsubv4sf3): Model correctly. + sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3, + sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise. + (sse_movhlps): Model with vec_select+vec_concat. + (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup, + sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup, + sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw, + sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, + sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd, + sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw, + sse2_pshufhw_1): Likewise. + (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New. + (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3, + sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3, + ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3, + sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3, + ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns. + (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3, + sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3, + mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3, + sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3 + sminv8hi3): Mark commutative + operands. Use ix86_binary_operator_ok. + (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw, + sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd, + sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq, + sse2_punpcklqdq): Allow operand2 in memory. + (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd + sse2_movsd): Add memory alternatives. + (sse_storelps): Turn expander into an insn; split after reload. + (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs. + (sse2_storehpd, sse2_storelpd): Add non-xmm outputs. + +2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr> + + * configure.ac (DWARF-2 debug_line): Use objdump. + * configure: Regenerate. + +2005-01-08 Jeff Law <law@redhat.com> + Diego Novillo <dnovillo@redhat.com> + + PR tree-optimization/18241 + * tree-nrv.c (tree_nrv): Ignore volatile return values. + * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize + statements with volatile operands. + * tree-ssa-operands.c (add_stmt_operand): Do add volatile + operands after marking a statement with has_volatile_ops. + +2005-01-08 Roger Sayle <roger@eyesopen.com> + + * tree.c (int_fits_type_p): Always honor integer constant + TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist. + +2005-01-08 Roger Sayle <roger@eyesopen.com> + + * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that + the latent bug in rtl_delete_block has been resolved. + +2005-01-08 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values. + (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64. + +2005-01-08 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the + library as @multilib_dir@/$(SHLIB_SONAME). + +2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr> + + * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo. + * configure: Regenerate. + +2005-01-07 Jakub Jelinek <jakub@redhat.com> + + * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy + TYPE_MODE. + +2005-01-07 David Edelsohn <edelsohn@gnu.org> + + PR target/13674 + * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): + Convert non-word aligned offset address using ld/std into + indirect address. + +2005-01-07 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo. + +2005-01-07 Richard SAndiford <rsandifo@redhat.com> + + * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check. + +2005-01-07 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/19283 + * fold-const.c (fold_widened_comparison): Return NULL if shorter_type + is not shorter than the original type. + + PR rtl-optimization/19012 + * config/i386/i386.md (addqi_1_slp): Set memory attribute. + + PR rtl-optimization/18861 + * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define. + (FULL_STATE): Define. + (mark_tablejump_edge): New function. + (purge_dead_tablejump_edges): New function. + (find_bb_boundaries): Use it. + + PR tree-optimization/18828 + * builtins.c (expand_builtin_next_arg): Remove argument and all + the argument checking. + (expand_builtin): Adjust caller. + (expand_builtin_va_start): Likewise. Remove error for too many + arguments. + (fold_builtin_next_arg): Issue error for too many arguments. + After checking arguments, replace them with magic arguments that + prevent further checking of the args. + +2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec. + +2005-01-06 Roger Sayle <roger@eyesopen.com> + + PR target/6077 + * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...} + and %{.S:...} (and their negative variants) to test whether the + input file is assembler or pre-processed-assembler independent of + the actual filename extension. + +2005-01-06 Roger Sayle <roger@eyesopen.com> + + * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts + of sign or zero extended values. + +2005-01-06 Geoffrey Keating <geoffk@apple.com> + + * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__ + for IBM long double format correctly. + +2005-01-06 Daniel Berlin <dberlin@dberlin.org> + + Fix PR tree-optimization/18792 + + * tree-data-ref.c (build_classic_dist_vector): Change first_loop + to first_loop_depth, and use loop depth instead of loop number. + (build_classic_dir_vector): Ditto. + (compute_data_dependences_for_loop): Use depth, not loop number. + * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop + number. Pass in loops, instead of loop numbers. + (gather_interchange_stats): Ditto. + (linear_transform_loops): Ditto. + +2005-01-06 Richard Sandiford <rsandifo@redhat.com> + + PR rtl-opt/13299 + * loop.c (get_monotonic_increment, biased_biv_fits_mode_p, + biv_fits_mode_p, extension_within_bounds_p): New functions. + (check_ext_dependent_givs): Use them. + +2005-01-06 Roger Sayle <roger@eyesopen.com> + + * cfgrtl.c (rtl_delete_block): A basic block may be followed by + more than one barrier, in which case we should delete them all. + +2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de> + + * gcc.c (process_command): Change year in 'gcc --version' to 2005. + +2005-01-05 Daniel Berlin <dberlin@dberlin.org> + + Fix PR middle-end/19286 + Fix PR debug/19267 + * dwarf2out.c (gen_subprogram_die): If we've already tried to + output this subprogram, simply ignore this attempt to do it again. + (add_abstract_origin_attribute): Don't abort trying to add the abstract + origin attribute if it's not possible. + (gen_block_die): Don't ignore subblocks of "unused" blocks. + (decls_for_scope): Ditto. + * gimple-low.c (mark_blocks_with_used_subblocks): Remove. + (mark_used_blocks): Don't call mark_blocks_with_used_subblocks. + +2005-01-05 Richard Henderson <rth@redhat.com> + + PR target/11327 + * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New. + (bdesc_2arg): Use it. + (ix86_expand_binop_builtin): Force operands into registers + when optimizing. + (ix86_expand_unop_builtin, ix86_expand_unop1_builtin, + ix86_expand_sse_compare, ix86_expand_sse_comi, + ix86_expand_builtin): Likewise. + +2005-01-05 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR + and VEC_SELECT. + * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl]. + (mulv4hi3): Set itanium_class mmmul. + (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove. + (fpack): Rename from fpack_sfsf. + +2005-01-05 Richard Henderson <rth@redhat.com> + + PR rtl-opt/10692 + * reload1.c (do_input_reload): Restrict the optimization deleteing + a previous output reload to RELOAD_FOR_INPUT. + +2005-01-05 Steven Bosscher <stevenb@suse.de> + + * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add + comment that we fall through after case. + (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST. + (distribute_links): Likewise. + * cse.c (cse_insn): Likewise. + * cselib.c (cselib_invalidate_mem): Likewise. + * df.c: Update comments at the top of the file. + (read_modify_subreg_p): Update comments here too. + (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST. + * flow.c (mark_set_1): Likewise. + (mark_used_regs): Likewise. + * gcse.c (mems_conflict_for_gcse_p): Likewise. + (canon_list_insert): Likewise. + (mark_set): Likewise. + (try_replace_reg): Likewise. + (store_killed_in_insn): Likewise. + * loop.c (count_one_set): Likewise. + (basic_induction_var): Likewise. + * postreload-gcse.c (find_mem_conflicts): Likewise. + * postreload.c (reload_combine_note_store): Likewise. + (move2add_note_store): Likewise. + * reload.c (find_equiv_reg): Likewise. + (mark_referenced_resources): Likewise. + * rtlanal.c (set_noop_p): Likewise. + (note_stores): Likewise. + (note_uses): Likewise. + * sched-deps.c (sched_analyze_1): Likewise. + * sched-rgn.c (check_live_1): Likewise. + (update_live_1): Likewise. + * config/i860/i860.c: Likewise. + + * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as + an lvalue. + (ZERO_EXTRACT): Mention that this one can be an lvalue. + + * doc/rtl.texi: Update documentation for bit-fields and SET. + +2005-01-05 Roger Sayle <roger@eyesopen.com> + + * ifcvt.c (find_if_case_1): Revert 2005-01-04 change. + +2005-01-05 Jan Hubicka <jh@suse.cz> + Richard Henderson <rth@redhat.com> + + PR target/18910 + * config/i386/i386.c (ix86_expand_move): Handle tls symbols + with an offset. + +2005-01-05 Richard Henderson <rth@redhat.com> + + PR target/12902 + * config/i386/i386.md (sse_movhps, sse_movlps): Remove. + (sse_shufps): Change operand 3 to const_int_operand. + (sse2_storelps): Fix typo in template. + (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New. + * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them. + (ix86_expand_builtin): Likewise. + +2005-01-05 Julian Brown <julian@codesourcery.com> + + * config/arm/arm.c (arm_return_in_memory): Treat complex types + as aggregates for AAPCS ABIs. + +2005-01-05 Stan Shebs <shebs@apple.com> + + * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit + Mach-O getters if ppc64. + * config/darwin.c (darwin_asm_output_dwarf_delta): Obey + size argument. + * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use + signed four-byte field for global code case. + (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation. + +2005-01-05 Roger Sayle <roger@eyesopen.com> + + PR middle-end/19100 + * c-common.c: Include real.h. + (c_common_truthvalue_conversion): Avoid destructively modifying expr. + Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST. + Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST. + * Makefile.in (c-common.o): Update dependencies. + +2005-01-05 Joseph S. Myers <joseph@codesourcery.com> + + * c-parse.in (asm_string): Add trailing semicolon. + +2005-01-05 Joseph S. Myers <joseph@codesourcery.com> + + * c-parse.in (asm_string): New. Don't allow wide strings in + 'asm'. + (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use + asm_string instead of STRING. + +2005-01-05 Joseph S. Myers <joseph@codesourcery.com> + + * c-typeck.c (constructor_no_implicit): Remove. + (set_designator, process_init_element): Don't check + constructor_no_implicit. + +2005-01-05 J"orn Rennecke <joern.rennecke@st.com> + Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/16482 + * lcm.c (create_pre_exit): New. + (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set + ENTRY_EXIT_EXTRA to 3. Use create_pre_exit. + +2004-01-05 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and + -msoft-float in target_float_switch. + * arm.c (arm_override_options): Fix processing of target_float_switch. + +2004-01-05 Richard Earnshaw <rearnsha@arm.com> + + * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register + preferencing. + +2004-01-05 Uros Bizjak <uros@kss-loka.si> + + * doc/invoke.texi (Intel 386 and AMD x86-64 Options): + Replace i387 with 'i386 compiler' in -mfpmath=sse option. + +2005-01-04 Roger Sayle <roger@eyesopen.com> + + * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block, + if deleting the then-block allows the test-block to fallthru to the + else-block. + +2005-01-04 Andrew Pinski <pinskia@physics.uc.edu> + + PR c/19152 + * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared + after the full declaration if the are in two different TUs. + +2005-01-04 Richard Henderson <rth@redhat.com> + + PR tree-opt/19158 + * tree-sra.c (generate_one_element_init): Just + call gimplify_and_add. + (generate_element_init): Record the + new referenced variables and mark them for renaming + and split out to ... + (generate_element_init_1): This. + (scalarize_init): Don't call push_gimplify_context/ + pop_gimplify_context. + +2005-01-04 Geoffrey Keating <geoffk@apple.com> + + * toplev.c (get_src_pwd): Handle failure of getpwd(). + +2005-01-04 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold_single_bit_test): Delete unreachable handling + of TRUTH_NOT_EXPR. + (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as + all the cases handled by it are inverted by invert_truthvalue. + +2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.md (save_register_windowdi): Add missing mode. + (save_register_windowsi): Likewise. + +2005-01-04 Richard Henderson <rth@redhat.com> + + * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname. + +2005-01-04 Uros Bizjak <uros@kss-loka.si> + + PR middle-end/17767 + * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt + any simplifications of vector mode comparison operators. + * simplify-rtx.c (simplify_relational_operation): Fix variable name. + +2005-01-04 Paolo Bonzini <bonzini@gnu.org> + Devang Patel <dpatel@apple.com> + + PR tree-optimization/18308 + * tree-if-conv.c (add_to_dst_predicate_list): Gimplify + the operands before creating a new expression. + * dojump.c (do_jump): Make drop_through_label available + for all cases. Add expansion of COND_EXPR. + +2005-01-04 Ira Rosen <irar@il.ibm.com> + + * tree-vectorizer.c (vect_analyze_offset_expr): Test for + INTEGER_CST instead of TREE_CONSTANT. + (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST + instead of TREE_CONSTANT. + (vect_analyze_pointer_ref_access): Test for INTEGER_CST + instead of TREE_CONSTANT. + +2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + * tree-eh.c (replace_goto_queue): Return early if the queue is empty. + +2005-01-04 Uros Bizjak <uros@kss-loka.si> + + PR target/19240 + * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH. + (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH). + +2005-01-03 Richard Henderson <rth@redhat.com> + + * fold-const.c (force_fit_type): Cope with types larger than 2 HWI. + (fold_convert_const_int_from_int, fold_convert_const_int_from_real, + fold_convert_const_real_from_real): Split out from ... + (fold_convert_const): ... here. + +2005-01-03 Richard Henderson <rth@redhat.com> + + PR target/19235 + * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives. + (mov<MMXMODEI>_internal): Likewise. + (movdf_nointeger): Prefer Y while not preferring, but allowing, x. + Add V2SF case; use it for SSE1; don't use TI. + (movdf_integer): Likewise. + (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1. + +2005-01-03 Ira Rosen <irar@il.ibm.com> + + * tree-vectorizer.c (vect_strip_conversions): New function. + (vect_analyze_offset_expr): Call vect_strip_conversions. Add + check for binary class. + +2005-01-03 Daniel Berlin <dberlin@dberlin.org> + + Fix PR debug/17924 + Fix PR debug/19191 + * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin + is a decl. + * gimple-low.c (mark_blocks_with_used_vars): New function. + (mark_blocks_with_used_subblocks): Ditto. + (mark_used_blocks): Ditto. + (pass_mark_used_blocks): New pass. + * tree-inline.c: Include debug.h. + (expand_call_inline): Call outlining_inline_function here. + * tree-optimize.c (init_tree_optimization_passes): Add + pass_mark_used_blocks. + * tree-pass.h (pass_mark_used_blocks): New. + * Makefile.in (tree-inline.o): Add debug.h dependency. + +2005-01-03 Geoffrey Keating <geoffk@apple.com> + + * config/darwin.c (darwin_handle_weak_import_attribute): Permit + VAR_DECLs to have weak_import attribute. + + * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than + 'struct ucontext'. + +2004-01-03 Steven Bosscher <stevenb@suse.de> + + * passes.c (rest_of_compilation): Don't run regmove if only + flag_expensive_optimizations, require flag_regmove instead. + +2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not + register "sparc". + * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise. + * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise. + * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete. + * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise. + +2005-01-03 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New. + (ia64_const_ok_for_letter_p): New. + (ia64_const_double_ok_for_letter_p): New. + (ia64_extra_constraint): New. + (ia64_expand_vecint_compare): New. + (ia64_expand_vcondu_v2si): New. + (ia64_expand_vecint_cmov): New. + (ia64_expand_vecint_minmax): New. + (ia64_print_operand): Add 'v'. + (ia64_preferred_reload_class): New. + (ia64_vector_mode_supported_p): New. + * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New. + (PREFERRED_RELOAD_CLASS): Move to function. + (CONST_OK_FOR_LETTER_P): Move to function. + (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function. + (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove. + (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove. + (EXTRA_CONSTRAINT): Move to function. + * config/ia64/ia64.md: Include vect.md. + (itanium_class): Add mmalua. + (type): Handle it. + * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses. + (1b_mmalua): New. + * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly. + * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any + CONST0_RTX. + (const_int_2bit_operand): New. + (fr_reg_or_0_operand): New. + * config/ia64/ia64-modes.def: Add vector modes. + * config/ia64/ia64-protos.h: Update. + * config/ia64/vect.md: New file. + +2005-01-03 Richard Henderson <rth@redhat.com> + + * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT. + +2005-01-03 Uros Bizjak <uros@kss-loka.si> + + PR target/19236 + * config/i386/i386.c (log1psf2): Change mode of operands[0,1] + to SFmode. + (log1pdf2): Change mode of operands[0,1] to DFmode. + +2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false. + * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true. + * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise. + * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to + SPARC_RELAXED_ORDERING. + +2005-01-03 Richard Henderson <rth@redhat.com> + Uros Bizjak <uros@kss-loka.si> + + PR target/14631 + * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW, + IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message. + * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector + handling. + (*mmx_pinsrw, *sse2_pinsrw): New patterns. + * config/i386/i386/predicates.md (const_pow2_1_to_8_operand, + const_pow2_1_to_128_operand): New predicates. + +2005-01-02 Greg McGary <greg@mcgary.org> + + * tree-mudflap.c (mf_varname_tree): decl_printable_name handles + anonymous decls. + (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost + object. [ptr_type]: Remove unused variable. + Remember nearest addressable array-element or record-component + when checking bitfield components. Tolerate empty BIND_EXPR. + +2005-01-01 Richard Henderson <rth@redhat.com> + + * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions + that don't narrow the value. Fail for other conversions. + +2005-01-01 Richard Henderson <rth@redhat.com> + + PR c/19031 + * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks. + * c-lang.c (finish_file): Don't do it here. + * objc/objc-act.c (objc_finish_file): Likewise. + + * cgraph.c (decl_assembler_name_equal): New. + (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New. + (cgraph_varpool_node): Actually link up cgraph_varpool_nodes. + * cgraph.h (struct cgraph_varpool_node): Add next. + (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare. + * varasm.c (assemble_alias): Mark the target as needed. + +2005-01-01 Andrew Pinski <pinskia@physics.uc.edu> + + PR middle-end/19221 + * function.c (get_arg_pointer_save_area): Use entry_of_function + instead of get_insns. + +2005-01-01 Roger Sayle <roger@eyesopen.com> + Andrew Pinski <pinskia@physics.uc.edu> + James E. Wilson <wilson@specifixinc.com> + + PR rtl-optimization/12092 + * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK + is zero. + +2005-01-01 Roger Sayle <roger@eyesopen.com> + Olivier Hainque <hainque@act-europe.fr> + + * tree.c (int_fits_type_p): A narrower type always fits in a + wider one, except for negative values into unsigned types. + +2005-01-01 Roger Sayle <roger@eyesopen.com> + + * tree.c (int_fits_type_p): Compare the result of force_fit_type + with the original constant rather than require TREE_OVERFLOW. + +2005-01-01 Steven Bosscher <stevenb@suse.de> + + PR middle-end/17544 + * c-decl.c (finish_function): If compiling C99, annotate the + compiler generated return with the current file name and line 0. + * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if + the source line is greater than 0. + (remove_bb): Likewise. |