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2008-04-03re PR middle-end/35800 (Revision 133835 failed to compile binutils)Richard Guenther1-1/+1
PR middle-end/35800 * expr.h (try_casesi): Adjust prototype. * expr.c (try_casesi): Take fallback label as extra parameter. Use that for gen_casesi if default_label is NULL. * stmt.c (expand_case): Pass fallback label to try_casesi, make sure to fill gaps with a fallback label if default_label is not present. From-SVN: r133857
2008-04-02expr.c (expand_var): Delete it.Paolo Bonzini1-2/+0
2008-04-02 Paolo Bonzini <bonzini@gnu.org> * expr.c (expand_var): Delete it. * expr.h (expand_var): Delete prototype. * function.c (expand_function_start): Use expand_decl instead. * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call langhook. From-SVN: r133830
2008-03-22re PR rtl-optimization/33927 (replace_read in dse.c could handle cases where ↵Richard Sandiford1-0/+1
GET_MODE_CLASS (read_mode) != GET_MODE_CLASS (store_mode) (and the size is the same)) gcc/ PR rtl-optimization/33927 * Makefile.in (dse.o): Depend on $(TM_P_H). * expr.h (extract_low_bits): Declare. * expmed.c (extract_low_bits): New function. * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling. * dse.c: Include tm_p.h. (find_shift_sequence): Remove the read_reg argument and return the read value. Emit the instructions instead of returning them. Iterate on new_mode rather than calculating it each time. Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the source to NEW_MODE and extract_low_bits to convert the shifted value to READ_MODE. (replace_read): Allow the load and store to have different mode classes. Use extract_low_bits when SHIFT == 0. Create the shift or extraction instructions before trying the replacement. Update dump-file code accordingly, avoiding use of REGNO (store_info->rhs). gcc/testsuite/ * gcc.target/mips/dse-1.c: Add checks for zeros. From-SVN: r133452
2007-12-03re PR middle-end/33713 (can't find a register in class 'GENERAL_REGS' while ↵Steven Bosscher1-3/+0
reloading 'asm') PR33713 * doc/invoke.texi: Remove -fforce-addr documentation. * expr.c (emit_move_insn): Remove use of flag_force_addr. (expand_expr_real_1): Same. (do_tablejump): Same. Call memory_address instead of memory_address_noforce. * expr.h (memory_address_noforce): Remove prototype. * explow.c (memory_address): Remove support for flag_force_addr. (validize_mem): Same. (memory_address_noforce): Remove. * common.opt: Add dummy documentation for -fforce-addr. * combine.c (can_combine_p): Remove -fforce-addr comment. * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of flag_force_addr. * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment relating to memory_address_noforce. * testsuite/gcc.c-torture/compile/20050802-1.c: Remove. * testsuite/gcc.c-torture/compile/20011113-1.c: Remove. From-SVN: r130591
2007-08-27Separate target-specific initialization from general back-end initialization.Sandra Loosemore1-3/+3
2007-08-27 Sandra Loosemore <sandra@codesourcery.com> David Ung <davidu@mips.com> Nigel Stephens <nigel@mips.com> gcc/ Separate target-specific initialization from general back-end initialization. * toplev.c (init_alignments): New, split out from... (process_options): ...here. (backend_init_target): New, split out from... (backend_init): ...here. (lang_dependent_init_target): New, split out from... (lang_dependent_init): ...here. (target_reinit): New. * toplev.h (target_reinit): Declare. * expr.c (init_expr_target): Renamed from init_expr_once, since it now can be called more than once. Update comments. * expr.h (init_expr_target): Likewise. * alias.c (init_alias_target): Renamed from init_alias_once, since it now can be called more than once. Explicitly zero static_reg_base_value. * emit-rtl.c (init_emit_regs): New, split out from... (init_emit_once): Here. * regclass.c (initial_fixed_regs, initial_call_used_regs): Make non-const, so that changes from command-line arguments can overwrite values provided by the static initializers. (initial_call_really_used_regs): New, used similarly to the above. (initial_reg_names): Likewise. (last_mode_for_init_move_cost): Promoted function-local static to file-scope static to make it accessible outside init_move_cost. (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet. Do not initialize inv_reg_alloc_order yet, either. Do initialize reg_names since it is needed for parsing command-line options. (init_move_cost): Use last_mode_for_init_move_cost instead of function-local static. (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and call_really_used_regs now. Reinitialize reg_names. Also initialize inv_reg_alloc_order. Zero reg_class_subunion and reg_class_superunion. Clear losing_caller_save_reg_set. Preserve global registers if called more than once. Reset move cost, may_move_in_cost, may_move_out_cost, and last_mode_for_init_move_cost. (init_reg_modes_target): Renamed from init_reg_modes_once, since it can now be invoked more than once. Update comments. (init_regs): Update comments. (fix_register): Update initial_fixed_regs, initial_call_used_regs, and initial_call_really_used_regs, instead of the non-initial variables. This allows us to save the command-line register settings after target reinitialization. (init_reg_autoinc): Zero forbidden_inc_dec_classes. * rtl.h (init_emit_regs): Declare. (init_reg_modes_target, init_alias_target): Renamed as described above. * reload1.c (init_reload): Update comments. * optabs.c (init_optabs): Likewise. * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs. Co-Authored-By: David Ung <davidu@mips.com> Co-Authored-By: Nigel Stephens <nigel@mips.com> From-SVN: r127832
2007-08-24re PR target/11787 (always call memcpy for block move in mips16)Sandra Loosemore1-3/+13
2007-08-24 Sandra Loosemore <sandra@codesourcery.com> Nigel Stephens <nigel@mips.com> PR target/11787 gcc/ * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros. (STORE_BY_PIECES_P): No longer applies to __builtin_memset. * expr.c (SET_BY_PIECES_P): Define. (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P. (store_expr): Pass MEMSETP argument to can_store_by_pieces and store_by_pieces. * expr.h (SET_RATIO): Define. (can_store_by_pieces, store_by_pieces): Update prototypes. * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to can_store_by_pieces/store_by_pieces. (expand_builtin_memcpy_args): Likewise. (expand_builtin_strncpy): Likewise. (expand_builtin_memset_args): Likewise. Also remove special case for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can decide what to do instead. * value-prof.c (tree_stringops_transform): Pass MEMSETP argument to can_store_by_pieces. * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P. * config/s390/s390.h (SET_BY_PIECES_P): Likewise. * config/mips/mips.opt (mmemcpy): Change from Var to Mask. * config/mips/mips.c (override_options): Make -Os default to -mmemcpy. * config/mips/mips.h (MIPS_CALL_RATIO): Define. (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define. (STORE_BY_PIECES_P): Define. Co-Authored-By: Nigel Stephens <nigel@mips.com> From-SVN: r127790
2007-08-24expr.c (store_expr): Optimize initialization of an array with STRING_CST.Jakub Jelinek1-0/+1
* expr.c (store_expr): Optimize initialization of an array with STRING_CST. * expr.h (builtin_strncpy_read_str): New prototype. * builtins.c (builtin_strncpy_read_str): Remove prototype. No longer static. * gcc.dg/array-init-1.c: New test. From-SVN: r127769
2007-08-23arc-protos.h (arc_select_cc_mode, gen_compare_reg): Wrap in RTX_CODE macro ↵Kaveh R. Ghazi1-2/+2
guard. * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg): Wrap in RTX_CODE macro guard. * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p, arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport, arm_mark_dllimport, arm_pe_encode_section_info, arm_pe_unique_section): Use ISO-C function declarations. * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored): Likewise. * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning. * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before defining. * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format warnings. * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise. * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise. (register_move_cost): Use ISO-C function declarations. * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings. * config/score/score-protos.h (score_declare_object): Add ATTRIBUTE_PRINTF_4. * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format warnings. * final.c (profile_function): Avoid empty if-bodies. * calls.c (must_pass_in_stack_var_size, must_pass_in_stack_var_size_or_pad): Constify. * config/alpha/alpha-protos.h (function_value): Likewise. * config/alpha/alpha.c (alpha_return_in_memory, alpha_pass_by_reference, function_value, unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/arm/arm-protos.h (arm_return_in_memory, arm_pad_arg_upward, arm_function_value): Likewise. * config/arm/arm.c (arm_pass_by_reference, arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, arm_function_value, arm_return_in_memory, arm_pad_arg_upward): Likewise. * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise. * config/avr/avr-protos.h (avr_function_value): Likewise. * config/avr/avr.c (avr_return_in_memory, gas_output_limited_string, gas_output_ascii, avr_function_value, avr_return_in_memory): Likewise. * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise. * config/bfin/bfin.c (bfin_pass_by_reference, bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Likewise. * config/cris/cris.c (cris_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS): Likewise. * config/crx/crx.c (crx_return_in_memory): Likewise. * config/darwin.c (function_base, machopic_function_base_name): Likewise. * config/fr30/fr30.c (fr30_must_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/frv/frv.c (frv_must_pass_in_stack): Likewise. * config/h8300/h8300.c (h8300_return_in_memory): Likewise. * config/i386/i386-protos.h (ix86_return_in_memory, ix86_sol10_return_in_memory): Likewise. * config/i386/i386.c (ix86_function_value, ix86_function_sseregparm, ix86_must_pass_in_stack, type_natural_mode, classify_argument, examine_argument, construct_container, ix86_pass_by_reference, function_value_32, function_value_64, ix86_function_value_1, return_in_memory_32, return_in_memory_64, return_in_memory_ms_64, ix86_return_in_memory, ix86_sol10_return_in_memory, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/ia64/ia64-protos.h (ia64_function_value, ia64_hpux_function_arg_padding): Likewise. * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory, ia64_function_value, bundle_state_hash, bundle_state_eq_p, ia64_hpux_function_arg_padding): Likewise. * config/iq2000/iq2000-protos.h (function_arg, iq2000_function_value): Likewise. * config/iq2000/iq2000.c (iq2000_return_in_memory, iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, function_arg, iq2000_function_value): Likewise. * config/m32c/m32c-protos.h (m32c_function_value, m32c_promote_function_return): Likewise. * config/m32c/m32c.c (m32c_pass_by_reference, m32c_promote_prototypes, m32c_promote_function_return, m32c_function_value): Likewise. * config/m32r/m32r.c (m32r_return_in_memory, m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES, m32r_in_small_data_p): Likewise. * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding): Likewise. * config/m68hc11/m68hc11.c (m68hc11_return_in_memory, m68hc11_function_arg_padding): Likewise. * config/m68k/m68k-protos.h (m68k_function_value): Likewise. * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES, m68k_function_value): Likewise. * config/mcore/mcore-protos.h (mcore_num_arg_regs, mcore_function_value): Likewise. * config/mcore/mcore.c (handle_structs_in_regs, mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, mcore_num_arg_regs, mcore_function_value): Likewise. * config/mips/mips-protos.h (mips_pad_arg_upward, mips_function_value): Likewise. * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb, mips_return_in_memory, mips_pass_by_reference, mips_callee_copies, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward, mips_function_value): Likewise. * config/mmix/mmix-protos.h (mmix_function_outgoing_value): Likewise. * config/mmix/mmix.c (mmix_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value, mmix_encode_section_info): Likewise. * config/mn10300/mn10300-protos.h (mn10300_function_value): Likewise. * config/mn10300/mn10300.c (mn10300_return_in_memory, mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES, mn10300_function_value): Likewise. * config/mt/mt-protos.h (mt_function_value): Likewise. * config/mt/mt.c (mt_pass_by_reference, mt_function_value, mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/pa/pa-protos.h (function_arg_padding, function_value, pa_return_in_memory): Likewise. * config/pa/pa.c (pa_pass_by_reference, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, function_arg_padding, function_value, pa_return_in_memory): Likewise. * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise. * config/rs6000/rs6000-protos.h (rs6000_function_value, function_arg_padding): Likewise. * config/rs6000/rs6000.c (rs6000_return_in_memory, rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg, rs6000_pass_by_reference, rs6000_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, function_arg_padding, altivec_expand_dst_builtin, altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins, rs6000_common_init_builtins, rs6000_function_value): Likewise. * s390/s390-protos.h (s390_function_value): Likewise. * config/s390/s390.c (s390_function_arg_size, s390_pass_by_reference, s390_return_in_memory, s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Likewise. * config/score/score-protos.h (score_function_value): Likewise. * config/score/score.c (score_arg_partial_bytes, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, score_return_in_memory, score_pass_by_reference, score_add_offset, score_function_value): Likewise. * config/sh/sh-protos.h (sh_attr_renesas_p, sh_promote_prototypes): Likewise. * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference, sh_callee_copies, sh_promote_prototypes, shcompact_byref, sh_attr_renesas_p): Likewise. * config/sparc/sparc-protos.h (function_value, function_arg_padding): Likewise. * config/sparc/sparc.c (sparc_promote_prototypes, sparc_return_in_memory, sparc_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, function_arg_record_value_2, function_arg_record_value_1, function_arg_record_value, function_arg_record_value, function_arg_padding, function_value): Likewise. * config/spu/spu-protos.h (spu_function_value): Likewise. * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory, spu_function_value): Likewise. * config/stormy16/stormy16-protos.h (xstormy16_function_value): Likewise. * config/stormy16/stormy16.c (xstormy16_return_in_memory, xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/v850/v850.c (v850_return_in_memory, v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise. * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise. * config/xtensa/xtensa.c (xtensa_return_in_msb, xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES): Likewise. * explow.c (promote_mode, hard_function_value): Likewise. * expr.h (hard_function_value, promote_mode): Likewise. * function.c (aggregate_value_p): Likewise. * hooks.c (hook_bool_const_tree_true): New. * hooks.h (hook_bool_const_tree_true): New. * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify. * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, TARGET_RETURN_IN_MSB): Likewise. * target.h (promote_function_args, promote_function_return, promote_prototypes, return_in_memory, return_in_msb, pass_by_reference, must_pass_in_stack, callee_copies, function_value): Likewise. * targhooks.c (default_return_in_memory, hook_pass_by_reference_must_pass_in_stack, hook_callee_copies_named, hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false, hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true, default_function_value): Likewise. * targhooks.h (default_return_in_memory, hook_pass_by_reference_must_pass_in_stack, hook_callee_copies_named, hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false, hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true, default_function_value): Likewise. * tree-ssa-structalias.c (const_equiv_class_label_t): New. (equiv_class_label_hash, equiv_class_label_eq): Constify. * tree-vectorizer.c (bb_in_loop_p): Likewise. * tree.c (needs_to_live_in_memory): Likewise. * tree.h (struct tree_type, needs_to_live_in_memory, aggregate_value_p, must_pass_in_stack_var_size, must_pass_in_stack_var_size_or_pad): Likewise. * vmsdbgout.c (write_debug_addr, write_debug_delta4, write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg, lookup_filename): Likewise. From-SVN: r127743
2007-08-14alias.c (component_uses_parent_alias_set): Constify.Kaveh R. Ghazi1-1/+1
* alias.c (component_uses_parent_alias_set): Constify. * alias.h (component_uses_parent_alias_set): Likewise. * cfgrtl.c (print_rtl_with_bb): Likewise. * double-int.c (tree_to_double_int, double_int_fits_to_tree_p, mpz_get_double_int): Likewise. * double-int.h (double_int_fits_to_tree_p, tree_to_double_int, mpz_get_double_int): Likewise. * expr.c (is_aligning_offset, undefined_operand_subword_p, mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset): Likewise. * expr.h (safe_from_p): Likewise. * gimple-low.c (try_catch_may_fallthru, block_may_fallthru): Likewise. * gimplify.c (should_carry_locus_p, zero_sized_field_decl, zero_sized_type, goa_lhs_expr_p): Likewise. * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise. * rtl.h (print_rtl_with_bb): Likewise. * sched-vis.c (print_exp, print_value, print_pattern): Likewise. * tree-cfg.c (const_first_stmt, const_last_stmt): New. * tree-flow-inline.h (bb_stmt_list): Constify. (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev, cbsi_stmt): New. * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last, const_first_stmt, const_last_stmt): New. (block_may_fallthru, empty_block_p): Constify. * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY, EXPR_ONLY_BODY): New. (expr_first, expr_last, expr_only): Use macro for body. (const_expr_first, const_expr_last, const_expr_only): New. * tree-iterator.h (const_tree_stmt_iterator, ctsi_start, ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next, ctsi_prev, ctsi_stmt): New. * tree-scalar-evolution.c (get_loop_exit_condition): Constify. * tree-scalar-evolution.h (get_loop_exit_condition): Likewise. * tree-ssa-loop-niter.c (loop_only_exit_p, derive_constant_upper_bound): Likewise. * tree-ssa-phiopt.c (empty_block_p): Likewise. * tree-ssa-threadupdate.c (redirection_block_p): Likewise. * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise. * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise. * tree-vrp.c (vrp_bitmap_equal_p): Likewise. * tree.c (get_type_static_bounds): Likewise. * tree.h (const_expr_first, const_expr_last, const_expr_only): New. (get_type_static_bounds): Constify. From-SVN: r127483
2007-07-27expr.h (store_bit_field): Don't return a value.Richard Sandiford1-2/+2
gcc/ * expr.h (store_bit_field): Don't return a value. * expmed.c (check_predicate_volatile_ok): New function. (store_bit_field_1): New function, extracted from store_bit_field. Take a fallback_p argument and return true if the operation succeeded. Only use store_fixed_bit_field if fallback_p. Don't recompute mode_for_extraction; use op_mode instead. Try forcing memories into registers if the insv expander fails. (store_bit_field): Use store_bit_field_1 with fallback_p true. Don't return a value. (convert_extracted_bit_field): New function, extracted from store_bit_field. (extract_bit_field_1): Likewise. Take a fallback_p argument and return NULL if the operation succeeded. Only use extract_fixed_bit_field if fallback_p. Only calculate one extraction mode. Combine code for extv and extzv. Try forcing memories into registers if the ext(z)v expander fails. (extract_bit_field): Use extract_bit_field_1 with fallback_p true. gcc/testsuite/ * gcc.target/mips/ins-1.c: New test. From-SVN: r126972
2007-07-26Change copyright header to refer to version 3 of the GNU General Public ↵Nick Clifton1-5/+4
License and to point readers at the COPYING3 file and the FSF's license web page. From-SVN: r126948
2007-06-10tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.Zdenek Dvorak1-2/+2
* tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL. * tree-predcom.c (mark_virtual_ops_for_renaming): Exported. * tree-ssa-loop-prefetch.c: Include optabs.h. (FENCE_FOLLOWING_MOVNT): New macro. (struct mem_ref): Add independent_p and storent_p fields. (record_ref): Initalize the new fields. (gather_memory_references_ref): Return true if the reference could be analysed. (gather_memory_references): Check whether all memory accesses in loop were recorded. (should_issue_prefetch_p): Return false for nontemporal stores. (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop, may_use_storent_in_loop_p, mark_nontemporal_stores): New functions. (determine_loop_nest_reuse): Detect independent memory references. (loop_prefetch_arrays): Call mark_nontemporal_stores. * tree-flow.h (mark_virtual_ops_for_renaming): Declare. * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency. * config/i386/i386.h (x86_mfence): Declare. (FENCE_FOLLOWING_MOVNT): Return x86_mfence. * config/i386/i386.c (x86_mfence): New variable. (ix86_init_mmx_sse_builtins): Initialize x86_mfence. * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores. * optabs.c (init_optabs): Initialize storent_optab. * optabs.h (enum optab_index): Add OTI_storent. (storent_optab): Declare. * genopinit.c (optabs): Add initialization for storent_optab. * tree.h (MOVE_NONTEMPORAL): New macro. * expr.c (expand_assignment, store_expr, store_constructor_field, store_constructor, store_field, expand_expr_real_1): Propagate nontemporality of the expanded store. (emit_storent_insn): New function. * expr.h (expand_assignment, store_expr): Declaration changed. * function.c (assign_parm_setup_reg): Pass false as nontemporality to expand_assignment. * stmt.c (expand_asm_expr): Ditto. * calls.c (initialize_argument_information): Pass false as nontemporality to store_expr. * config/i386/sse.md (storentv4sf, storentv2df, storentv2di, storentsi): New. * gcc.dg/tree-ssa/prefetch-7.c: New test. From-SVN: r125604
2007-03-02expr.h (promoted_input_arg): Remove decl.Richard Henderson1-3/+0
* expr.h (promoted_input_arg): Remove decl. * function.c (promoted_input_arg): Merge into ... * combine.c (setup_incoming_promotions): ... only caller. Rearrange to avoid double loop. From-SVN: r122479
2007-03-01expr.c (emit_move_complex_push): Export.Richard Henderson1-0/+3
* expr.c (emit_move_complex_push): Export. (emit_move_complex_parts): Split out from ... (emit_move_complex): ... here. * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare. * config/i386/i386.md (movcdi): New. From-SVN: r122432
2007-01-28expr.c (emit_block_move_via_movmem, [...]): Add variant handling histograms; ↵Jan Hubicka1-1/+6
add wrapper. * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add variant handling histograms; add wrapper. (clear_storage_via_libcall): Export. (emit_block_move_hints): Break out from ...; add histograms. (emit_block_move): ... this one. (clear_storage_hints): Break out from ...; add histograms. (clear_storage): ... this one. (set_storage_via_memset): Handle histogram. * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare. (clear_storage_hints, clear_storage_via_libcall): Declare. (set_storage_via_setmem): Update prototype. * doc/md.texi (movmem, setmem): Document new arguments. * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add new histograms. (stringop_block_profile): New global function. (tree_stringops_values_to_profile): Profile block size and alignment. * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and HIST_TYPE_IOR. (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler. (stringop_block_profile): Declare. * builtins.c: Include value-prof.h. (expand_builtin_memcpy, expand_builtin_memset): Pass block profile. * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter. (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants. (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update. * profile.c (instrument_values): Add new counters. * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to calls. * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New. (tree_init_edge_profiler): Build new profilers. (tree_gen_average_profiler, tree_gen_ior_profiler): New. (pass_tree_profile): Add dump. (tree_profile_hooks): Update. * Makefile.in (LIBGCOV): Add new constants. * libgcov.c (__gcov_merge_ior, __gcov_average_profiler, __gcov_ior_profiler): New. * i386.md (movmem/setmem expanders): Add new optional arguments. From-SVN: r121270
2006-11-27expr.c (emit_block_move_via_libcall): Export.Jan Hubicka1-0/+3
* expr.c (emit_block_move_via_libcall): Export. (clear_storage_via_libcall): Rename to ... (set_storage_via_libcall): ... this one; handle arbitrary value to set. (clear_storage): Update to set_storage_via_libcall. * expr.h (emit_block_move_via_libcall): Declare * config/i386/i386.h (stringop_alg): New enum. (MAX_STRINGOP_ALGS): New constant. (stringop_algs): New struct. (processor_costs): Add memcpy/memset descriptors. (TARGET_REP_MOVEL_OPTIMAL): Remove. * config/i386/i386.md (movsi_insv_1_rex64): New pattern. (strmovsi, strmovdi, strsetsi, strsetdi): Update; accept all operands for memset. * config/i386/i386.opt (minline-stringops-dynamically, mstringop-strategy): New parameters. * config/i386/i386-prostos.h (ix86_expand_movmem): Update prototype. (ix86_expand-clrmem): Rename to ... (ix86_expand_setmem): ... this one; update prototype. * config/i386/i386.c (DUMMY_STRINGOP_ALGS): New constant. (size_cost, i386_cost, i486_cost, pentium_cost, pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost, pentium4_cost, nocona_cost, core2_cost, generic_cost, generic64_cost, generic32_cost): Add memcpy/memset descriptors. (x86_rep_movl_optimal): Remove. (stringop_alg): New static variable. (ix86_expand_aligntest): Handle predictions. (override_options): Add strgop_alg handling. (predict_jump): New function. (scale_counter): New function. (expand_set_or_movmem_via_loop): New function. (expand_movmem_via_rep_mov): New function. (expand_setmem_via_rep_stots): New function. (emit_strmov): New function. (expand_movmem_epilogue): New function. (expand_setmem_epilogue_via_loop): New function. (expand_setmem_epilogue): New function. (expand_movmem_prologue): New function. (expand_setmem_prologue): New function. (decide_alg): New function. (decide_alignment): New function. (ix86_exand_movmem): Rewrite. (promote_duplicated_reg): New function. (ix86_expand_clrmem): Rename to ... (ix86_expand_setmem): ... this one. Rewrite. * invoke.texi (minline-stringops-dynamically): New command line option. (mstringop-strategy): Likewise. From-SVN: r119252
2006-05-22revert: invoke.texi (-msselibm): Document.Richard Guenther1-1/+0
2006-05-22 Richard Guenther <rguenther@suse.de> Revert 2006-01-31 Richard Guenther <rguenther@suse.de> * doc/invoke.texi (-msselibm): Document. * target.h (expand_library_builtin): New target hook. * builtins.c (expand_builtin): Use expand_library_builtin. (default_expand_library_builtin): New function. * gcc.c (LINK_GCC_MATH_SPEC): Define. (LINK_COMMAND_SPEC): Handle %(link_gcc_math). (link_gcc_math_spec): Declare. (static_specs): Add link_gcc_math_spec. * expr.h (default_expand_library_builtin): Declare. * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define. (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN. * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC. * config/i386/i386.opt (msselibm): New target option. * config/i386/i386.c (ix86_builtin_function_variants): New array. (ix86_init_sse_abi_builtins): New function. (ix86_expand_library_builtin): Likewise. (TARGET_EXPAND_LIBRARY_BUILTIN): Define. (override_options): Handle error conditions wrt -msselibm. (ix86_builtins): Add function codes for SSE2 ABI builtins. (ix86_init_builtins): Call ix86_init_sse_abi_builtins. * doc/extend.texi (__builtin_sse2_*): Document new target specific builtins. * gcc.target/i386/sselibm-1.c: New testcase. * gcc.target/i386/sselibm-2.c: Likewise. * gcc.target/i386/sselibm-3.c: Likewise. * gcc.target/i386/sselibm-4.c: Likewise. * gcc.target/i386/sselibm-5.c: Likewise. From-SVN: r113977
2006-04-03builtins.c (dummy_object): Use build_int_cst instead of convert.Roger Sayle1-24/+24
* builtins.c (dummy_object): Use build_int_cst instead of convert. * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use fold_convert instead of convert. * dojump.c (do_jump): Likewise. * expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE, ARGS_SIZE_TREE): Likewise. * gimplify.c (gimple_boolify, gimplify_init_constructor, gimplify_boolean_expr): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * varasm.c (array_size_for_constructor): Likewise. * tree-object-size.c (compute_object_offset): Likewise. From-SVN: r112633
2006-03-04expmed.c (expand_mult_add): Remove.Kazu Hirata1-1/+0
* expmed.c (expand_mult_add): Remove. * expr.h: Remove the prototype for expand_mult_add. From-SVN: r111712
2006-02-18re PR target/9703 ([arm] Accessing data through constant pool more times ↵Richard Sandiford1-0/+2
could be solved in less instructions) * cselib.c (cselib_init): Change RTX_SIZE to RTX_CODE_SIZE. * emit-rtl.c (copy_rtx_if_shared_1): Use shallow_copy_rtx. (copy_insn_1): Likewise. Don't copy each field individually. Reindent. * read-rtl.c (apply_macro_to_rtx): Use RTX_CODE_SIZE instead of RTX_SIZE. * reload1.c (eliminate_regs): Use shallow_copy_rtx. * rtl.c (rtx_size): Rename variable to... (rtx_code_size): ...this. (rtx_size): New function. (rtx_alloc_stat): Use RTX_CODE_SIZE instead of RTX_SIZE. (copy_rtx): Use shallow_copy_rtx. Don't copy each field individually. Reindent. (shallow_copy_rtx_stat): Use rtx_size instead of RTX_SIZE. * rtl.h (rtx_code_size): New variable. (rtx_size): Change from a variable to a function. (RTX_SIZE): Rename to... (RTX_CODE_SIZE): ...this. PR target/9703 PR tree-optimization/17106 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Document. (Anchored Addresses): New section. * doc/invoke.texi (-fsection-anchors): Document. * doc/rtl.texi (SYMBOL_REF_IN_BLOCK_P, SYMBOL_FLAG_IN_BLOCK): Likewise. (SYMBOL_REF_ANCHOR_P, SYMBOL_FLAG_ANCHOR): Likewise. (SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): Likewise. * hooks.c (hook_bool_mode_rtx_false): New function. * hooks.h (hook_bool_mode_rtx_false): Declare. * gengtype.c (create_optional_field): New function. (adjust_field_rtx_def): Add the "block_sym" field for SYMBOL_REFs when SYMBOL_REF_IN_BLOCK_P is true. * target.h (output_anchor, use_blocks_for_constant_p): New hooks. (min_anchor_offset, max_anchor_offset): Likewise. (use_anchors_for_symbol_p): New hook. * toplev.c (compile_file): Call output_object_blocks. (target_supports_section_anchors_p): New function. (process_options): Check that -fsection-anchors is only used on targets that support it and when -funit-at-a-time is in effect. * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Only create DECL_RTL if the decl doesn't have one. * dwarf2out.c: Remove instantiations of VEC(rtx,gc). * expr.c (emit_move_multi_word, emit_move_insn): Pass the result of force_const_mem through use_anchored_address. (expand_expr_constant): New function. (expand_expr_addr_expr_1): Call it. Use the same modifier when calling expand_expr for INDIRECT_REF. (expand_expr_real_1): Pass DECL_RTL through use_anchored_address for all modifiers except EXPAND_INITIALIZER. Use expand_expr_constant. * expr.h (use_anchored_address): Declare. * loop-unroll.c: Don't declare rtx vectors here. * explow.c: Include output.h. (validize_mem): Call use_anchored_address. (use_anchored_address): New function. * common.opt (-fsection-anchors): New switch. * varasm.c (object_block_htab, anchor_labelno): New variables. (hash_section, object_block_entry_eq, object_block_entry_hash) (use_object_blocks_p, get_block_for_section, create_block_symbol) (use_blocks_for_decl_p, change_symbol_section): New functions. (get_variable_section): New function, split out from assemble_variable. (make_decl_rtl): Create a block symbol if use_object_blocks_p and use_blocks_for_decl_p say so. Use change_symbol_section if the symbol has already been created. (assemble_variable_contents): New function, split out from... (assemble_variable): ...here. Don't output any code for block symbols; just pass them to place_block_symbol. Use get_variable_section and assemble_variable_contents. (get_constant_alignment, get_constant_section, get_constant_size): New functions, split from output_constant_def_contents. (build_constant_desc): Create a block symbol if use_object_blocks_p says so. Or into SYMBOL_REF_FLAGS. (assemble_constant_contents): New function, split from... (output_constant_def_contents): ...here. Don't output any code for block symbols; just pass them to place_section_symbol. Use get_constant_section and get_constant_alignment. (force_const_mem): Create a block symbol if use_object_blocks_p and use_blocks_for_constant_p say so. Or into SYMBOL_REF_FLAGS. (output_constant_pool_1): Add an explicit alignment argument. Don't switch sections here. (output_constant_pool): Adjust call to output_constant_pool_1. Switch sections here instead. Don't output anything for block symbols; just pass them to place_block_symbol. (init_varasm_once): Initialize object_block_htab. (default_encode_section_info): Keep the old SYMBOL_FLAG_IN_BLOCK. (default_asm_output_anchor, default_use_aenchors_for_symbol_p) (place_block_symbol, get_section_anchor, output_object_block) (output_object_block_htab, output_object_blocks): New functions. * target-def.h (TARGET_ASM_OUTPUT_ANCHOR): New macro. (TARGET_ASM_OUT): Include it. (TARGET_USE_BLOCKS_FOR_CONSTANT_P): New macro. (TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET): New macros. (TARGET_USE_ANCHORS_FOR_SYMBOL_P): New macro. (TARGET_INITIALIZER): Include them. * rtl.c (rtl_check_failed_block_symbol): New function. * rtl.h: Include vec.h. Declare heap and gc rtx vectors. (block_symbol, object_block): New structures. (rtx_def): Add a block_symbol field to the union. (BLOCK_SYMBOL_CHECK): New macro. (rtl_check_failed_block_symbol): Declare. (SYMBOL_FLAG_IN_BLOCK, SYMBOL_FLAG_ANCHOR): New SYMBOL_REF flags. (SYMBOL_REF_IN_BLOCK_P, SYMBOL_REF_ANCHOR_P): New predicates. (SYMBOL_FLAG_MACH_DEP_SHIFT): Bump by 2. (SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): New accessors. * output.h (output_section_symbols): Declare. (object_block): Name structure. (place_section_symbol, get_section_anchor, default_asm_output_anchor) (default_use_anchors_for_symbol_p): Declare. * Makefile.in (RTL_BASE_H): Add vec.h. (explow.o): Depend on output.h. * config/rs6000/rs6000.c (TARGET_MIN_ANCHOR_OFFSET): Override default. (TARGET_MAX_ANCHOR_OFFSET): Likewise. (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise. (rs6000_use_blocks_for_constant_p): New function. From-SVN: r111254
2006-02-14optabs.c (expand_abs): Don't call do_jump_by_parts_greater_rtx directly...Roger Sayle1-3/+0
* optabs.c (expand_abs): Don't call do_jump_by_parts_greater_rtx directly, instead let do_compare_rtx_and_jump handle this for us. * expr.c (expand_expr_real_1): Likewise. * dojump.c (do_jump_by_parts_greater_rtx): Make static. Move before do_jump_by_parts_greater. (do_jump_by_parts_greater): Move after do_jump_by_parts_greater_rtx. * expr.h (do_jump_by_parts_greater_rtx): Delete prototype. From-SVN: r110954
2006-02-13re PR middle-end/25724 (Emits call to __cmpdi2 for long long comparison in ↵Roger Sayle1-2/+1
switches) PR middle-end/25724 * dojump.c (do_jump): Call do_compare_rtx_and_jump. (do_jump_parts_zero_rtx): New function renamed from do_jump_parts_equality_rtx. Made static. Add a mode argument. (do_jump_parts_equality_rtx): New function split out from do_jump_parts_equality. Old implementation renamed as above. Call do_jump_parts_zero_rtx if either operand is zero. (do_jump_parts_equality): Call do_jump_parts_equality_rtx to do all of the heavy lifting. (do_compare_rtx_and_jump): Handle multi-word comparisons by calling either do_jump_by_parts_greater_rtx or do_jump_by_parts_equality_rtx. * expr.h (do_jump_by_parts_equality_rtx): Remove prototype. * expmed.c (do_cmp_and_jump): Now multi-word optimization has moved to do_compare_rtx_and_jump, call it directly. * stmt.c (do_jump_if_equal): Remove static prototype. Add a mode argument. Call do_compare_rtx_and_jump. (emit_case_nodes): Update calls to do_jump_if_equal. From-SVN: r110906
2006-01-31invoke.texi (-msselibm): Document.Richard Guenther1-0/+1
2006-01-31 Richard Guenther <rguenther@suse.de> * doc/invoke.texi (-msselibm): Document. * target.h (expand_library_builtin): New target hook. * builtins.c (expand_builtin): Use expand_library_builtin. (default_expand_library_builtin): New function. * gcc.c (LINK_GCC_MATH_SPEC): Define. (LINK_COMMAND_SPEC): Handle %(link_gcc_math). (link_gcc_math_spec): Declare. (static_specs): Add link_gcc_math_spec. * expr.h (default_expand_library_builtin): Declare. * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define. (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN. * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC. * config/i386/i386.opt (msselibm): New target option. * config/i386/i386.c (ix86_builtin_function_variants): New array. (ix86_init_sse_abi_builtins): New function. (ix86_expand_library_builtin): Likewise. (TARGET_EXPAND_LIBRARY_BUILTIN): Define. (override_options): Handle error conditions wrt -msselibm. (ix86_builtins): Add function codes for SSE2 ABI builtins. (ix86_init_builtins): Call ix86_init_sse_abi_builtins. * doc/extend.texi (__builtin_sse2_*): Document new target specific builtins. * gcc.target/i386/sselibm-1.c: New testcase. * gcc.target/i386/sselibm-2.c: Likewise. * gcc.target/i386/sselibm-3.c: Likewise. * gcc.target/i386/sselibm-4.c: Likewise. * gcc.target/i386/sselibm-5.c: Likewise. From-SVN: r110439
2006-01-31expr.h (expand_normal): new inline function.Marcin Dalecki1-1/+7
2006-01-30 Marcin Dalecki <martin@dalecki.de> * expr.h (expand_normal): new inline function. * builtins.c: use it, use EXPAND_NORMAL explicitely. * dojump.c: use it. * dwarf2out.c: use it. * expr.c: use it. * calls.c: use it. * expmed.c: use it. * except.c: use it. * config/sparc/sparc.c: use it. * config/i386/i386.c: use it. * config/rs6000/rs6000.c: use it. * config/arm/arm.c: use it. * config/mips/mips.c: use it. * stmt.c: use it, use EXPAND_NORMAL explicitely. From-SVN: r110428
2006-01-28expmed.c (const_mult_add_overflow_p): Remove.Kazu Hirata1-1/+0
* expmed.c (const_mult_add_overflow_p): Remove. * expr.h: Remove the prototype for const_mult_add_overflow_p. From-SVN: r110334
2005-10-15re PR middle-end/23714 (ICE in expand_assignment)Richard Henderson1-0/+1
PR 23714 * builtins.c (expand_builtin_trap): Export. * expr.h (expand_builtin_trap): Declare. * expr.c (expand_assignment): Emit a trap for integral offsets from registers that weren't reduced to bitpos. * tree-cfg.c (mark_array_ref_addressable_1): Remove. (mark_array_ref_addressable): Remove. * tree-flow.h (mark_array_ref_addressable): Remove. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it. From-SVN: r105449
2005-07-14Makefile.in (explow.o, [...]): Depend on target.h.Richard Guenther1-1/+1
2005-07-14 Richard Guenther <rguenther@suse.de> * Makefile.in (explow.o, reg-stack.o): Depend on target.h. * calls.c (expand_call): Pass fntype to hard_function_value. (emit_library_call_value_1): Likewise. * explow.c: Include target.h. (hard_function_value): Take extra argument, the fntype. Use new target hook for function_value. * expr.h (hard_function_value): Change prototype. * function.c (aggregate_value_p): Pass 0 as fntype to hard_function_value. (assign_parms): Use new target hook for function_value. Pass 0 as fntype to hard_function_value. (expand_function_end): Likewise. * reg-stack.c: Include target.h. (stack_result): Use new target hook for function_value. * target-def.h: New target hook function_value. * target.h: Likewise. * targhooks.c (default_function_value): New function. * targhooks.h (default_function_value): Declare. From-SVN: r102013
2005-06-28builtins.c: (expand_builtin_memset): Rewrite to support ↵Adrian Straetling1-2/+5
'set_storage_via_setmem'. 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. From-SVN: r101386
2005-06-25Update FSF address.Kelley Cook1-2/+2
From-SVN: r101317
2005-05-26c-common.c, [...]: Fix comment typos.Kazu Hirata1-1/+1
* 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. From-SVN: r100218
2005-05-04re PR middle-end/21265 (GCC fails to optimize tail call to memset)Jakub Jelinek1-2/+4
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}. * gcc.dg/20050503-1.c: New test. From-SVN: r99187
2005-04-14re PR middle-end/14311 (builtins for atomic operations needed)Richard Henderson1-0/+5
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. From-SVN: r98154
2005-01-15explow.c (copy_all_reg, stabilize): Remove.Kazu Hirata1-8/+0
* explow.c (copy_all_reg, stabilize): Remove. * expr.h: Remove the corresponding prototypes. From-SVN: r93683
2005-01-11re PR target/18916 (mis-aligned vector code with copy memory (-maltivec))Alan Modra1-1/+4
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. From-SVN: r93179
2004-12-29target.h (targetm.calls.arg_partial_bytes): New.Richard Henderson1-4/+0
* target.h (targetm.calls.arg_partial_bytes): New. * target-def.h (TARGET_ARG_PARTIAL_BYTES): New. * calls.c (store_unaligned_arguments_into_pseudos): Update for partial in bytes. (load_register_parameters): Likewise. (store_one_arg): Likewise. (initialize_argument_information): Use targetm.calls.arg_partial_bytes. (emit_library_call_value_1): Likewise. * expr.c (block_move_libcall_safe_for_call_parm): Likewise. (emit_push_insn): Update for partial in bytes. * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * function.c (assign_parm_find_entry_rtl): Use targetm.calls.arg_partial_bytes. Update for result in bytes. (locate_and_pad_parm): Update for partial in bytes. * system.h (FUNCTION_ARG_PARTIAL_NREGS): Poison. * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): New. * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Declare. * doc/tm.texi (TARGET_ARG_PARTIAL_BYTES): Rename and update from FUNCTION_ARG_PARTIAL_NREGS. * config/arc/arc.h, config/c4x/c4x.h, config/i386/i386.h, config/i860/i860.h, config/m68hc11/m68hc11.h, config/m68k/m68k.h, config/pdp11/pdp11.h, config/s390/s390.h, config/stormy16/stormy16.h, config/xtensa/xtensa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/alpha/alpha.c (alpha_arg_partial_bytes): New. (TARGET_ARG_PARTIAL_BYTES): New. * config/alpha/alpha.h, config/alpha/unicosmk.h, config/alpha/vms.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/arm/arm.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/arm/arm.c (arm_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/cris/cris.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/cris/cris.c (cris_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/fr30/fr30.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/fr30/fr30.c (fr30_arg_partial_bytes): Rename from fr30_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/fr30/fr30-protos.h: Update. * config/frv/frv.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/frv/frv.c (frv_arg_partial_bytes): Rename from frv_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/frv/frv-protos.h: Update. * config/ia64/ia64.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/ia64/ia64.c (ia64_arg_partial_bytes): Rename from ia64_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/ia64/ia64-protos.h: Update. * config/iq2000/iq2000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/iq2000/iq2000-protos.h: Update. * config/m32r/m32r.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/m32r/m32r.c (m32r_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/m32r/m32r-protos.h: Update. * config/mcore/mcore.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/mcore/mcore.c (mcore_arg_partial_bytes): Rename from mcore_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/mcore/mcore-protos.h: Update. * config/mips/mips.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/mips/mips.c (mips_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/mips/mips-protos.h: Update. * config/mn10300/mn10300.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/mn10300/mn10300-protos.h: Update. * config/ns32k/ns32k.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/ns32k/ns32k.c (ns32k_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/pa/pa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/pa/pa.c (pa_arg_partial_bytes): Rename from function_arg_partial_nregs. Handle 32-bit. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/pa/pa-protos.h: Update. * config/rs6000/rs6000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/rs6000/rs6000-protos.h: Update. * config/sh/sh.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/sh/sh.c (sh_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/sparc/sparc.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/sparc/sparc.c (sparc_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/sparc/sparc-protos.h: Update. * config/v850/v850.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/v850/v850.c (v850_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/v850/v850-protos.h: Update. From-SVN: r92726
2004-12-14* expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.Kazu Hirata1-3/+2
From-SVN: r92140
2004-12-03alias.c (component_uses_parent_alias_set): Rename from can_address_p.Richard Henderson1-5/+0
* alias.c (component_uses_parent_alias_set): Rename from can_address_p. Return bool. Reverse the sense of the result. Reinstate the check for alias set zero. (get_alias_set): Update to match. * alias.h (component_uses_parent_alias_set): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * expr.c (expand_assignment): Likewise. * expr.h: Remove commented out prototypes that were moved to alias.h. From-SVN: r91712
2004-11-24optabs.h (force_expand_binop): Declare.Richard Sandiford1-0/+2
* optabs.h (force_expand_binop): Declare. * optabs.c (force_expand_binop): Export. * stmt.c (shift_return_value): Delete. (expand_return): Don't call it. * expr.h (shift_return_value): Declare. * calls.c (shift_returned_value): Delete in favor of... (shift_return_value): ...this new function. Leave the caller to check for non-BLKmode values passed in the msb of a register. Take said mode and a shift direction as argument. Operate on the hard function value, not a pseudo. (expand_call): Adjust accordingly. * function.c (expand_function_start): If a non-BLKmode return value is padded at the last significant end of the return register, use the return value's natural mode for the DECL_RESULT, not the mode of the padded register. (expand_function_end): Shift the same sort of return values left by the appropriate amount. From-SVN: r91187
2004-11-17basic-block.h, [...]: Remove unused prototypes.Kazu Hirata1-3/+0
* basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h, tree-chrec.h, tree-flow.h, tree-scalar-evolution.h, tree-ssa-live.h, tree.h: Remove unused prototypes. From-SVN: r90821
2004-11-13calls.c (precompute_register_parameters): Force all PARALLELs into pseudo ↵Richard Henderson1-0/+6
registers. * calls.c (precompute_register_parameters): Force all PARALLELs into pseudo registers. (load_register_parameters): Copy PARALLELs into hard registers. * function.c (assign_parm_setup_block): Copy PARALLELS into pseudo registers. Do emit_group_store in conversion_insns. * expr.c (emit_group_load_1): Rename from emit_group_load, take tmps as an argument. Move final copy loop ... (emit_group_load): ... here. New function. (emit_group_load_into_temps, emit_group_move_into_temps): New. * expr.h: Declare them. From-SVN: r90613
2004-11-11c-typeck.c (c_size_in_bytes, [...]): Make them static.Kazu Hirata1-4/+0
* c-typeck.c (c_size_in_bytes, record_maybe_used_decl): Make them static. * c-tree.h: Remove the corresponding prototypes. From-SVN: r90505
2004-11-11alias.c (record_alias_subset, [...]): Make them static.Kazu Hirata1-1/+0
* alias.c (record_alias_subset, addr_side_effect_eval): Make them static. * alias.h: Remove the prototype for record_alias_subset. * expr.h: Remove the commented-out prototype for record_alias_subset. * rtl.h: Remove the prototype for addr_side_effect_eval. From-SVN: r90501
2004-11-08calls.c (split_complex_values, [...]): Make them static.Kazu Hirata1-3/+0
* calls.c (split_complex_values, split_complex_types): Make them static. * expr.h: Remove the corresponding prototypes. From-SVN: r90281
2004-11-04builtins.c (expand_builtin_return_addr, [...]): Make them static.Kazu Hirata1-2/+0
* builtins.c (expand_builtin_return_addr, expand_builtin_longjmp, expand_builtin_trap): Make them static. * expr.h: Remove the prototypes for expand_builtin_longjmp and expand_builtin_trap. * tree.h: Remove the prototype for expand_builtin_return_addr. From-SVN: r90087
2004-11-02cfgloop.h (struct loop): Update comment.Steven Bosscher1-13/+3
* cfgloop.h (struct loop): Update comment. * cse.c (cse_main): Remove obsolete comment. * expr.h (gen_cond_trap): Move prototype under functions provided by optabs.c. (canonicalize_condition, get_condition): Move to... * rtl.h (canonicalize_condition, get_condition): ...here. (branch_target_load_optimize): Add comment that this function is in bt-load.c. * loop.c (canonicalize_condition, get_condition): Move to... * rtlanal.c (canonicalize_condition, get_condition): ...here. * sched-deps.c (get_condition): Rename to sched_get_condition. (add_dependence): Update this caller. From-SVN: r89995
2004-10-19expr.c (expand_assignment): Remove the last argument.Kazu Hirata1-1/+1
* expr.c (expand_assignment): Remove the last argument. Change the return type to void. * expr.h: Update the prototype of expand_assignment. * function.c (assign_parm_setup_reg): Update a call to expand_assignment. * stmt.c (expand_asm_expr): Likewise. From-SVN: r89275
2004-10-18re PR middle-end/17813 (ada bootstrap failure on i486-linux)Eric Botcazou1-0/+3
PR middle-end/17813 * dojump.c (discard_pending_stack_adjust): New function. (clear_pending_stack_adjust): Call it. * expr.h (discard_pending_stack_adjust): Declare it. * explow.c (emit_stack_save): Emit pending stack adjustments before saving the stack pointer. (emit_stack_restore): Discard pending stack adjustments before restoring the stack pointer. Co-Authored-By: Roger Sayle <roger@eyesopen.com> From-SVN: r89251
2004-09-08function.c (reference_callee_copied): New.Richard Henderson1-4/+0
* function.c (reference_callee_copied): New. (assign_parm_setup_reg): Use it. * calls.c (initialize_argument_information): Likewise. (emit_library_call_value_1): Likewise. * function.h (reference_callee_copied): Declare. * target.h (struct gcc_target): Add callee_copies. * target-def.h (TARGET_CALLEE_COPIES): New. (TARGET_PASS_BY_REFERENCE): Update default. * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * targhooks.c (hook_callee_copies_named): New. (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from hook_pass_by_reference_false. (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New. * targhooks.h: Update decls. * config/arc/arc.c (TARGET_CALLEE_COPIES): New. * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove. * config/frv/frv.c (frv_function_arg_callee_copies): Remove. * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New. * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New. * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/mips/mips.c (TARGET_CALLEE_COPIES): New. (mips_callee_copies): New. * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New. * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New. * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/pa/pa.c (TARGET_CALLEE_COPIES): New. * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/sh/sh.c (sh_callee_copies): New. (TARGET_CALLEE_COPIES): New. * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * config/v850/v850.c (TARGET_CALLEE_COPIES): New. * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove. * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation for FUNCTION_ARG_CALLEE_COPIES. * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update. From-SVN: r87195
2004-08-18rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.Richard Henderson1-5/+0
* rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P. * alias.c (true_dependence): Update to match new semantics. (canon_true_dependence, write_dependence_p): Likewise. (anti_dependence, output_dependence): Update write_dependence_p args. (unchanging_anti_dependence): Remove. * calls.c (purge_mem_unchanging_flag): Remove. (fixup_tail_calls): Don't call it. (expand_call): Don't add unchanging memory to function usage. * expr.c (emit_block_move_via_libcall): Likewise. (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems. (get_subtarget): Don't use RTX_UNCHANGING_P. (expand_assignment, store_constructor, expand_expr_real_1): Likewise. (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P. * combine.c (get_last_value_validate): Use MEM_READONLY_P. * cse.c (insert): Don't use RTX_UNCHANGING_P. (cse_insn, canon_hash): Use MEM_READONLY_P. * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P instead of RTX_UNCHANGING_P. * explow.c (maybe_set_unchanging): Remove. * expr.h (maybe_set_unchanging): Remove. * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence. * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P. (assign_parm_setup_reg, expand_function_start): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. * ra-rewrite.c (emit_colors): Likewise. * regmove.c (copy_src_to_dest, regmove_optimize): Likewise. (fixup_match_1): Likewise. * reload1.c (reload, alter_reg): Likewise. * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P, not RTX_UNCHANGING_P. (equiv_init_varies_p): Likewise. * loop-invariant.c (check_maybe_invariant): Likewise. * resource.c (mark_referenced_resources, mark_set_resources): Likewise. * loop.c (note_addr_stored): Likewise. (prescan_loop): Likewise. Don't check function usage for clobbered unchanging memory. * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P, not RTX_UNCHANGING_P. (rtx_varies_p, modified_between_p, modified_in_p): Likewise. * varasm.c (force_const_mem): Likewise. * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P. * web.c (entry_register): Likewise. * tree-gimple.h (get_base_address): Move decl ... * tree.h: ... here. * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P. * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too. (alpha_set_memflags): Update to match. * config/darwin.c (machopic_indirect_data_reference): Set MEM_READONLY_P instead of RTX_UNCHANGING_P. (machopic_indirect_call_target): Likewise. (machopic_legitimize_pic_address): Likewise. * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple, arm_gen_store_multiple, arm_gen_movmemqi): Likewise. * config/arm/arm.md (load_multiple, store_multiple): Likewise. * config/frv/frv.md (symGOT2reg): Likewise. * config/i386/i386.c (legitimize_pic_address, legitimize_tls_address, ix86_split_to_parts): Likewise. * config/ia64/ia64.c (ia64_expand_tls_address): Likewise. * config/ia64/ia64.md (load_fptr): Likewise. * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise. * config/m68k/m68k.c (legitimize_pic_address): Likewise. * config/mcore/mcore.c (block_move_sequence): Likewise. * config/mn10300/mn10300.md (symGOT2reg): Likewise. * config/pa/pa.c (legitimize_pic_address): Likewise. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise. (rs6000_emit_move): Likewise. * config/s390/s390.c (legitimize_pic_address): Likewise. (legitimize_tls_address): Likewise. * config/s390/s390.md (casesi): Likewise. * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise. * config/sh/sh.md (symGOT2reg): Likewise. * config/sparc/sparc.c (legitimize_pic_address): Likewise. * config/v850/v850.md (casesi): Likewise. * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P. * config/iq2000/iq2000.c (save_restore_insns): Likewise. * config/mips/mips.c (mips_restore_gp): Likewise. (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise. * config/sh/sh.c (sh_reorg): Likewise. From-SVN: r86178
2004-07-27expr.h (canonicalize_condition, [...]): Add an int argument.Richard Sandiford1-2/+2
* expr.h (canonicalize_condition, get_condition): Add an int argument. * gcse.c (fis_get_condition): Reimplement using get_condition, leaving it to check whether the condition is still valid at the jump insn. * ifcvt.c (noce_get_condition): Likewise. (noce_get_alt_condition): Update call to canonicalize_condition. * loop-iv.c (simplify_using_initial_values): Update call to get_condition. Remove FIXME. (check_simple_exit): Update call to get_condition. * loop-unswitch.c (may_unswitch_on): Likewise. * loop.c (check_dbra_loop): Likewise. (canonicalize_condition, get_condition): Add an argument to say whether the condition must still be valid at INSN. (get_condition_for_loop): Update call to get_condition. Require that the condition be valid at INSN. * predict.c (estimate_probability): Update call to get_condition. Remove unused earliest parameter. (expected_value_to_br_prob): Update call to canonicalize_condition. From-SVN: r85218
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