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2008-03-19 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* stor-layout.c (update_alignment_for_field): Set minimum alignment
of the underlying type of a MS bitfield layout to the natural
alignment of the type.
2008-03-19 Jan Hubicka <jh@suse.cz>
PR other/35094
* toplev.c (decode_d_option): Handle all CPP flags.
* tree-vrp.c: Update tree_pass descriptors.
* regrename.c: Update tree_pass descriptors.
* fwprop.c: Update tree_pass descriptors.
* doc/invoke.texi: Remove documentation of dropped -d? flags.
* tree-into-ssa.c: Update tree_pass descriptors.
* tree-dump.c: Update tree_pass descriptors.
* tree-complex.c: Update tree_pass descriptors.
* tree-dump.h: Update tree_pass descriptors.
* see.c: Update tree_pass descriptors.
* cgraphbuild.c: Update tree_pass descriptors.
* tracer.c: Update tree_pass descriptors.
* tree-loop-distribution.c: Update tree_pass descriptors.
* cgraph.c: Update tree_pass descriptors.
* postreload-gcse.c: Update tree_pass descriptors.
* postreload.c: Update tree_pass descriptors.
* tree-ssa-loop-ch.c: Update tree_pass descriptors.
* tree-tailcall.c: Update tree_pass descriptors.
* tree-pass.h (tree_opt_pass): Rename to ...
(opt_pass) ... this one; add "type" field and remove letter field.
(gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
(execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
all_lowering_passes): Update declaration.
* ipa-cp.c: Update tree_pass descriptors.
* final.c: Update tree_pass descriptors.
* omp-low.c: Update tree_pass descriptors.
* tree-ssa-dse.c: Update tree_pass descriptors.
* ipa-reference.c: Update tree_pass descriptors.
* tree-ssa-uncprop.c: Update tree_pass descriptors.
* auto-inc-dec.c: Update tree_pass descriptors.
* reorg.c: Update tree_pass descriptors.
* cgraphunit.c: Update tree_pass descriptors.
* tree-ssa-copyrename.c: Update tree_pass descriptors.
* tree-ssa-ccp.c: Update tree_pass descriptors.
* df-core.c: Update tree_pass descriptors.
* mode-switching.c: Update tree_pass descriptors.
* tree-nomudflap.c: Update tree_pass descriptors.
* modulo-sched.c: Update tree_pass descriptors.
* ipa-pure-const.c: Update tree_pass descriptors.
* cse.c: Update tree_pass descriptors.
* web.c: Update tree_pass descriptors.
* tree-stdarg.c: Update tree_pass descriptors.
* tree-ssa-math-opts.c: Update tree_pass descriptors.
* tree-ssa-dom.c: Update tree_pass descriptors.
* tree-nrv.c: Update tree_pass descriptors.
* tree-ssa-alias.c: Update tree_pass descriptors.
* loop-init.c: Update tree_pass descriptors.
* gimple-low.c: Update tree_pass descriptors.
* ipa-inline.c: Update tree_pass descriptors.
* tree-ssa-sink.c: Update tree_pass descriptors.
* global.c: Update tree_pass descriptors.
* ifcvt.c: Update tree_pass descriptors.
* jump.c: Update tree_pass descriptors.
* predict.c: Update tree_pass descriptors.
* tree-ssa-loop.c: Update tree_pass descriptors.
* recog.c: Update tree_pass descriptors.
* dse.c: Update tree_pass descriptors.
* tree-ssa-ifcombine.c: Update tree_pass descriptors.
* tree-eh.c: Update tree_pass descriptors.
* regmove.c: Update tree_pass descriptors.
* local-alloc.c
* function.c: Update tree_pass descriptors.
* tree-vectorizer.c: Update tree_pass descriptors.
* gcse.c: Update tree_pass descriptors.
* ipa-type-escape.c: Update tree_pass descriptors.
* tree-if-conv.c: Update tree_pass descriptors.
* init-regs.c: Update tree_pass descriptors.
* ipa.c: Update tree_pass descriptors.
* tree-ssa-phiopt.c: Update tree_pass descriptors.
* rtl-factoring.c: Update tree_pass descriptors.
* lower-subreg.c: Update tree_pass descriptors.
* bt-load.c: Update tree_pass descriptors.
* tree-dfa.c: Update tree_pass descriptors.
* except.c: Update tree_pass descriptors.
* emit-rtl.c: Update tree_pass descriptors.
* cfgexpand.c: Update tree_pass descriptors.
* tree-cfgcleanup.c: Update tree_pass descriptors.
* cfgcleanup.c: Update tree_pass descriptors.
* tree-ssa-pre.c: Update tree_pass descriptors.
* tree-sra.c: Update tree_pass descriptors.
* tree-mudflap.c: Update tree_pass descriptors.
* tree-ssa-copy.c: Update tree_pass descriptors.
* cfglayout.c: Update tree_pass descriptors.
* tree-ssa-forwprop.c: Update tree_pass descriptors.
* tree-ssa-dce.c: Update tree_pass descriptors.
* tree-ssa.c: Update tree_pass descriptors.
* regclass.c: Update tree_pass descriptors.
* integrate.c: Update tree_pass descriptors.
* tree-optimize.c: Update tree_pass descriptors.
* tree-ssa-phiprop.c: Update tree_pass descriptors.
* tree-object-size.c: Update tree_pass descriptors.
* combine.c: Update tree_pass descriptors.
* tree-outof-ssa.c: Update tree_pass descriptors.
* bb-reorder.c: Update tree_pass descriptors.
* stack-ptr-mod.c: Update tree_pass descriptors.
* var-tracking.c: Update tree_pass descriptors.
* tree-profile.c: Update tree_pass descriptors.
* tree-vect-generic.c: Update tree_pass descriptors.
* reg-stack.c: Update tree_pass descriptors.
* sched-rgn.c: Update tree_pass descriptors.
* tree-ssa-structalias.c: Update tree_pass descriptors.
* tree-cfg.c: Update tree_pass descriptors.
* passes.c (current_pass): Update declaration.
(finish_optimization_passes): Update.
(all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
(register_one_dump_file, register_dump_files_1, next_pass_1):
Update arguments.
(init_optimization_passes): Update handling of new types.
(execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
* ipa-struct-reorg.c: Update tree_pass descriptors.
* tree-ssa-reassoc.c: Update tree_pass descriptors.
* combine-stack-adj.c: Update tree_pass descriptors.
* cfgrtl.c: Update tree_pass descriptors.
* dce.c: Update tree_pass descriptors.
* tree-ssanames.c: Update tree_pass descriptors.
2008-03-19 Richard Guenther <rguenther@suse.de>
PR middle-end/35609
* tree-ssa.c (always_executed): New global flag.
(warn_uninitialized_var): If !always_executed warn with "maybe"
instead of "is".
(execute_early_warn_uninitialized): Compute post-dominators.
Initialize always_executed before processing each basic block.
2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
PR target/35504
* config/i386/i386.c (x86_this_parameter): Calculate correct location
of "this" pointer when "regparm = N" or "fastcall" is in effect.
2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/include/texinfo.tex: Update to version 2008-03-17.10.
2008-03-18 Paolo Bonzini <bonzini@gnu.org>
* expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
is true.
(expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
(expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
is true. Add "&& !ignore" condition to reduce_bit_field. Modify
target after ignore has been set, and move there also the commputation
of subtarget and original_target.
* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
(LANG_HOOKS_INITIALIZER): Remove it.
* langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2008-03-18 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
found an expression with constants, note that in the VN for the lhs.
* tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
fold them to constants if possible. Run cleanup_cfg if done so.
(execute_pre): Return todo.
(do_pre): Likewise.
(execute_fre): Likewise.
* tree-ssa-forwprop.c (can_propagate_from): Allow propagation
of constants.
(get_prop_source_stmt): Look through pointer conversions.
2008-03-18 Jan Hubicka <jh@suse.cz>
* tree-pretty-print.c: Include predict.h.
(dump_generic_node): Dump predictor.
* tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
* tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
* gimple-low.c (lower_stmt): Likewise.
* expr.c (expand_expr_real): Likewise.
* predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
them.
(build_predict_expr, build_predict_expr): New.
* predict.h (predictor_name, build_predict_expr): Update.
* c-typeck.c (c_finish_bc_stmt): Add prediction.
* gimplify.c (gimplify_expr): Add PREDICT_EXPR.
* predict.def (PRED_CONTINUE): Update hitrate.
* tree.def (PREDICT_EXPR): Define.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
do not handle BIND_EXPR.
* tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
* tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
* tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
operands.
2008-03-18 Michael Matz <matz@suse.de>
* gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2008-03-18 Richard Guenther <rguenther@suse.de>
* tree-gimple.h (is_gimple_invariant_address): Declare.
(is_gimple_constant): Likewise.
* tree-gimple.c (is_gimple_constant): New function.
(is_gimple_invariant_address): Likewise.
(is_gimple_min_invariant): Implement in terms of is_gimple_constant
and is_gimple_invariant_address.
* tree-ssa-loop-niter.c (expand_simple_operations): Revert
previous change.
* tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
an addressable base.
2008-03-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35611
* gimplify.c (gimplify_expr): Gimplify second operand of
OMP_ATOMIC_LOAD.
2008-03-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/19637
* fold-const.c (fold_unary): Remove restrictions of removing
intermediate pointer-conversions (P2)(P1)P0.
* tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
conversion to void pointer.
(get_maxval_strlen): Handle addresses of the form &(*p)[0].
2008-03-16 James E. Wilson <wilson@tuliptree.org>
PR debug/31510
* dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
emulated thread local variables.
2008-03-16 Richard Guenther <rguenther@suse.de>
PR middle-end/35607
* tree-ssa-loop-niter.c (expand_simple_operations): Do not
expand TREE_INVARIANT operations that are not gimple invariant.
2008-03-16 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Alignment): Say that the ABI controls
the __alignof__ for non-strict-alignment targets rather
than being a recommendation.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
annotations.
(arm_output_fn_unwind): Mark functions that can not be unwound.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
extension instructions.
2008-03-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (ccp_fold): Also read from constant values
and fold constant aggregate refs.
(fold_const_aggregate_ref): Handle string constants
and constructors in ARRAY_REFs. Handle INDIRECT_REF.
(evaluate_stmt): Simplify now that ccp_fold folds constant
aggregate refs.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
(extzv): Use gen_extzv_t2.
(insv_t2, insv_zero, extv, extzv_t2): New patterns.
2008-03-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (get_symbol_constant_value): Export.
(fold_const_aggregate_ref): Likewise.
(get_value): Return NULL if we don't have any values.
(ccp_finalize): Set const_val to NULL after freeing it.
* tree-flow.h (get_symbol_constant_value): Declare.
(fold_const_aggregate_ref): Likewise.
* tree-ssa-sccvn.c (try_to_simplify): Use them.
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35593
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
to not produce negative array indices if not allowed. Add
parameter to indicate that.
(maybe_fold_offset_to_component_ref): Allow negative array
indices only for the first member of a structure.
(maybe_fold_offset_to_reference): Allow negative array indices.
(maybe_fold_stmt_addition): Likewise.
2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
Anatoly Sokolov <aesok@post.ru>
* gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
(avr_arch): Add ARCH_AVR6.
(avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
(initial_elimination_offset): Initialize and use 'avr_pc_size'
instead of fixed value 2.
(print_operand_address): Use gs() asm specifier instead of pm().
(avr_assemble_integer): (Ditto.).
(avr_output_addr_vec_elt): (Ditto.).
(print_operand): Handle "!" code.
* gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
__AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
(AVR_HAVE_EIJMP_EICALL): Define.
(AVR_3_BYTE_PC): Redefine.
(AVR_2_BYTE_PC): (Ditto.).
(PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
(LINK_SPEC): Add atmega2560 and atmega2561.
(CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
(crtm2561.o).
* gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
for 3 byte PC devices.
(call_value_insn): (Ditto.).
(*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
(indirect_jump): Use only for for 2 byte PC devices.
(*tablejump): (Ditto.).
(*indirect_jump_avr6): Add insn.
(*tablejump_rjmp): Don't use for 3 byte PC devices.
* gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
instead of ijmp for 3 byte PC devices.
(__tablejump2__): (Ditto.).
* gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
(MULITLIB_DIRNAMES): (Ditto.).
(MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2008-03-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
"sse2_umulsidi3". Use V1DI mode for operand 0.
("mmx_psadbw"): Use V1DI mode for operand 0.
* config/i386/i386-modes.def (V1SI): New vector mode.
* config/i386/i386.c (struct builtin_description)
[IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
(v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
(v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
(ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
v1di_ftype_v8qi_v8qi type.
[__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
__builtin_ia32_pmuludq]: Fix the mode of return value.
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35595
* tree-ssa-pre.c (bitmap_find_leader): Handle expression
being a PHI_NODE.
2008-03-14 Bob Wilson <bob.wilson@acm.org>
* doc/invoke.texi (Option Summary, Xtensa Options): Document
-mserialize-volatile and -mno-serialize-volatile Xtensa options.
* config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
unless TARGET_SERIALIZE_VOLATILE is enabled.
* config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
* config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
* config/xtensa/xtensa.opt (mserialize_volatile): New option.
2008-03-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34172
* tree-flow.h (refs_may_alias_p): Declare.
(get_single_def_stmt): Likewise.
(get_single_def_stmt_from_phi): Likewise.
(get_single_def_stmt_with_phi): Likewise.
* tree-dfa.c (refs_may_alias_p): New function.
(get_single_def_stmt): Likewise.
(get_single_def_stmt_from_phi): Likewise.
(get_single_def_stmt_with_phi): Likewise.
* tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
(vn_reference_lookup_1): New helper function.
(vn_reference_lookup): Walk the virtual use-def chain to
continue searching for a match if the def does not alias the
reference we are looking for.
2008-03-14 David Edelsohn <edelsohn@gnu.org>
* doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
archive and Perzl. Update The Written Word listing.
2008-03-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34043
PR tree-optimization/33989
* tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
when doing FRE.
(bitmap_find_leader): Use extra argument to verify dominance
relationship inside a basic-block.
(can_PRE_operation): Add VIEW_CONVERT_EXPR.
(find_leader_in_sets): Adjust.
(create_component_ref_by_pieces): Take extra argument for
dominance check, handle lookup failures.
(find_or_generate_expression): Likewise.
(create_expression_by_pieces): Likewise.
(insert_into_preds_of_block): Adjust.
(create_value_expr_from): If asked for, verify all operands
are in the blocks AVAIL_OUT set.
(make_values_for_stmt): Check for SSA_NAMEs that are life
over an abnormal edge.
(compute_avail): Remove such check.
(do_SCCVN_insertion): New function.
(eliminate): If we do not find a leader suitable for replacement
insert a replacement expression from SCCVN if available.
* tree-ssa-sccvn.h (run_scc_vn): Update prototype.
(struct vn_ssa_aux): Add needs_insertion flag.
* tree-ssa-sccvn.c (may_insert): New global flag.
(copy_reference_ops_from_ref): Value-number union member access
based on its size, not type and member if insertion is allowed.
(visit_reference_op_load): For a weak match from union type
punning lookup a view-converted value and insert a SSA_NAME
for that value if that is not found.
(visit_use): Make dumps shorter. Do not disallow value numbering
SSA_NAMEs that are life over an abnormal edge to constants.
(free_scc_vn): Release inserted SSA_NAMEs.
(run_scc_vn): New flag to specify whether insertion is allowed.
Process SSA_NAMEs in forward order.
* tree-ssa-loop-im.c (for_each_index): Handle invariant
ADDR_EXPRs inside VIEW_CONVERT_EXPR.
* fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
pointer type to/from integral types that do not change the
precision to regular conversions.
2008-03-13 Uros Bizjak <ubizjak@gmail.com>
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
__builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
__builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
__builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
input arguments and the mode of return value. Built-in functions
that operate on whole 64-bit MMX register now use V1DI mode.
2008-03-13 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/35041
* ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
to locate the right position in a statement.
2008-03-13 Uros Bizjak <ubizjak@gmail.com>
PR target/34000
PR target/35553
* config/i386/xmmintrin.h: Change all static inline functions to
extern inline and add __gnu_inline__ attribute.
* config/i386/bmintrin.h: Ditto.
* config/i386/smmintrin.h: Ditto.
* config/i386/tmmintrin.h: Ditto.
* config/i386/mmintrin-common.h: Ditto.
* config/i386/ammintrin.h: Ditto.
* config/i386/emmintrin.h: Ditto.
* config/i386/pmmintrin.h: Ditto.
* config/i386/mmintrin.h: Ditto.
* config/i386/mm3dnow.h: Ditto.
2008-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35185
* omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
(lower_omp_2): New function.
(lower_omp_1, lower_omp): Rewritten.
2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
PR 35054
* doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
with the phrase "Microsoft Windows compilers".
(Push/Pop Macro Pragmas): New subsection. Document
#pragma push_macro and pragma pop_macro.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
(thumb2_alusi3_short): Exclude PLUS and MINUS.
(thumb2_addsi_shortim): Rename ...
(thumb2_addsi_short): ... to this. Allow register operands.
(thumb2_subsi_short): New pattern.
(thumb2_one_cmplsi2_short,
thumb2_negsi2_short): New patterns and peepholes.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2008-03-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (int_cond): New code iterator.
(fp_cond): Ditto.
("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
sge, sgeu, sle and sleu expanders usign int_cond code iterator.
("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
bge, bgeu, ble and bleu expanders usign int_cond code iterator.
("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
instead of {arm,thumb}_compute_save_reg_mask.
(output_return_instruction): Ditto.
(thumb_unexpanded_epilogue): Ditto.
(thumb1_expand_prologue): Ditto.
(thumb1_output_function_prologue): Ditto.
(arm_set_return_address): Ditto.
(thumb_set_return_address): Ditto.
(arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
regs to achieve stack alignment.
(thumb1_compute_save_reg_mask): Fix compiler warning.
(arm_output_epilogue): Use offsets->saved_regs_mask.
Adjust stack pointer by poping call clobered registers.
(arm_expand_prologue): Use offsets->saved_regs_mask.
Adjust stack pointer by pushing extra registers.
* config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2008-03-12 Paolo Bonzini <bonzini@gnu.org>
PR tree-opt/35422
* fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
conversion to the operands of a multiplication.
2008-03-12 Richard Guenther <rguenther@suse.de>
* Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
(tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
* timevar.def (TV_TREE_PHIPROP): Add.
* tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
pass description. Use TV_TREE_PHIPROP.
* tree-ssa-forwprop.c: Remove phiprop code.
2008-03-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35549
* omp-low.c (maybe_lookup_decl): Constify first argument.
(use_pointer_for_field): Change last argument from bool to
omp_context *. Disallow shared copy-in/out in nested
parallel if decl is shared in outer parallel too.
(build_outer_var_ref, scan_sharing_clauses,
lower_rec_input_clauses, lower_copyprivate_clauses,
lower_send_clauses, lower_send_shared_vars): Adjust callers.
2008-03-12 Victor Kaplansky <victork@il.ibm.com>
Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.c (free_stmt_vec_info): New function.
(destroy_loop_vec_info): Move code to free_stmt_vec_info().
Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
* tree-vectorizer.h (free_stmt_vec_info): Declare.
* tree-vect-transform.c (vectorizable_conversion): Free
vec_oprnds0 if it was allocated.
(vect_permute_store_chain): Remove unused VECs.
(vectorizable_store): Free VECs that are allocated in the..
function.
(vect_transform_strided_load, vectorizable_load): Likewise.
(vect_remove_stores): Simplify the code.
(vect_transform_loop): Move code to vect_remove_stores().
Call vect_remove_stores() and free_stmt_vec_info().
2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
TARGET_HPUX. Revise comment.
(TARGET_LONG_PIC_PCREL_CALL): Revise comment.
* pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
Use sr4 variant of `be' instruction when not generating PIC code.
(attr_length_call): Adjust for above change.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ipa-reference.c (static_execute): Remove module_statics_const and
associated setting code.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR target/35540
* config/i386/i386.md (paritysi2, paritydi2): Use register_operand
constraint for operand 1.
(paritysi2_cmp): Use register_operand constraint for operand 2.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
(paritydi2_cmp): Use register_operand constraint for operand 3.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
2008-03-11 Paul Brook <paul@codesourcery.com>
Vladimir Prus <vladimir@codesourcery.com>
* config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
(arm_compute_save_reg0_reg12_mask): Always
check if register 11 must be saved. Always safe hard frame pointer
when frame_pointer_needeed.
(arm_compute_save_reg_mask): Save IP and PC
only with apcs frames.
(arm_output_epilogue): Adjust Thumb2 codepath to
be also invoked and work for ARM non-apcs frames.
(arm_expand_prologue): Don't bother saving IP
for non-apcs frame, since it's not clobbered by
prologue code. Implement non-apcs frame
layout.
2008-03-11 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/35281
* expr.c (convert_move): Use a new pseudo for the intermediate
from_mode->word_mode result.
2008-03-11 Paolo Bonzini <bonzini@gnu.org>
* langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
* langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
* toplev.c (compile_file): Don't call it.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35526
* expr.c (store_expr): Call emit_block_move if the mode
of "temp" RTX is BLKmode.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/31358
* tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
the step with a NULL_TREE.
* tree-ssa-loop-ivopts.c (find_bivs): Convert the step
to sizetype if type is a pointer type.
(add_candidate_1): Don't convert the base and step to
the generic type if the orginal type is a pointer type.
(add_iv_value_candidates): Use sizetype for the step
if type is a pointer type.
(cand_value_at): Likewise.
* tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
for pointer types.
* tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
Don't convert the tem affine to the type.
(add_elt_to_tree): Use sizetype for the step if a pointer.
Use POINTER_PLUS_EXPR for pointers.
(aff_combination_to_tree): Use sizetype for the step if a
pointer.
2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
* config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
Remove commutativity hint.
2008-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/35438
PR c/35439
* c-parser.c (c_parser_omp_threadprivate): Don't add vars with
errorneous type. Check that v is a VAR_DECL.
PR middle-end/35099
* tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
PR tree-optimization/35494
* tree-ssa-ccp.c (get_symbol_constant_value): Check if value
may be overriden at link and run time.
2008-03-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34677
* tree-ssa-pre.c (modify_expr_node_pool): Remove.
(poolify_tree): Likewise.
(modify_expr_template): Likewise.
(poolify_modify_stmt): Likewise.
(insert_fake_stores): Handle all component-ref style stores
in addition to INDIRECT_REF. Also handle complex types.
Do not poolify the inserted load.
(realify_fake_stores): Do not rebuild the tree but only
make it a SSA_NAME copy.
(init_pre): Remove initialzation of modify_expr_template.
Do not allocate modify_expr_node_pool.
(fini_pre): Do not free modify_expr_node_pool.
2008-03-10 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
to avoid conflicts.
2008-03-10 Paul Brook <paul@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* config/arm/cortex-r4.md: New.
* config/arm/thumb2.md (divsi3, udivsi3): Annotate with
insn attributes.
* config/arm/arm.md: Include cortex-r4.md.
(insn): Add smmls, sdiv and udiv values.
(generic_sched): Don't use generic scheduling for Cortex-R4.
(arm_issue_rate): New function.
(TARGET_SCHED_ISSUE_RATE): Define.
2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-ftree-loop-distribution): Add an example.
2008-03-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_sccvn_value): Simplify.
(compute_avail): Do not add stmt uses to AVAIL_OUT.
2008-03-10 Paolo Bonzini <bonzini@gnu.org>
* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
Set default to true.
2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* c.opt (Wsynth): Deprecate.
* doc/invoke.texi (Option Summary, Warning Options): Document
-Wno-format-contains-nul.
2008-03-09 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* config/i386/i386.c (ix86_constant_alignment): Compute alignment using
ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2008-03-09 Ira Rosen <irar@il.ibm.com>
* config/rs6000/rs6000.c (builtin_description): Rename vector
left shift operations.
* config/rs6000/altivec.md (UNSPEC_VSL): Remove.
(altivec_vsl<VI_char>): Rename to ...
(ashl<mode>3): ... new name.
(mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
gen_ashlv4si3.
(absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2008-03-08 Richard Guenther <rguenther@suse.de>
* coverage.h (tree_coverage_counter_addr): Declare.
* coverage.c (tree_coverage_counter_addr): New function.
* tree-profile.c (tree_gen_edge_profiler): Unshare counter
before using again.
(tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
(tree_gen_one_value_profiler): Likewise.
(tree_gen_ic_profiler): Likewise.
(tree_gen_average_profiler): Likewise.
(tree_gen_ior_profiler): Likewise.
2008-03-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
(vn_binary_op_insert): Likewise.
(vn_unary_op_lookup): Likewise.
(vn_unary_op_insert): Likewise.
(vn_nary_op_lookup): Declare.
(vn_nary_op_insert): Likewise.
* tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
and binary hashes, use a single obstack for unary_op_pool
and binary_op_pool.
(struct vn_binary_op_s, struct vn_unary_op_s): Replace with
a single struct vn_nary_op_s. Store tree code length and
a variable number of operands.
(struct vn_reference_op_struct): Remove unused op2.
(vn_reference_op_eq): Do not compare op2.
(vn_reference_op_compute_hash): Do not compute hash of op2.
(vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
(vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
with vn_nary_op_compute_hash.
(vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
(vn_unary_op_lookup, vn_binary_op_lookup): Replace with
vn_nary_op_lookup.
(vn_unary_op_insert, vn_binary_op_insert): Replace with
vn_nary_op_insert.
(visit_unary_op): Call nary functions.
(visit_binary_op): Likewise.
(process_scc): Adjust for struct vn_tables_s changes.
(allocate_vn_table): Likewise.
(free_vn_table): Likewise.
* tree-vn.c (vn_add): Call nary functions.
(vn_lookup): Likewise.
2008-03-08 Jakub Jelinek <jakub@redhat.com>
PR target/35498
* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
wdst back after sync_compare_and_swapqhi_internal.
2008-03-08 Uros Bizjak <ubizjak@gmail.com>
PR target/22152
* config/i386/i386-modes.def (V1DI): New vector mode.
* config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
* config/i386/mmx.md (MMXMODEI8): New mode iterator.
(MMXMODE248): Ditto.
(MMXMODE): Add V1DI mode.
(mmxvecsize): Change DI mode to V1DI mode.
("mov<mode>): Use MMXMODEI8 mode iterator.
("*mov<mode>_internal_rex64"): Ditto.
("*mov<mode>_internal"): Ditto.
("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
("mmx_sub<mode>3"): Ditto.
("mmx_adddi3"): Remove insn pattern.
("mmx_subdi3"): Ditto.
("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
("mmx_ashl<mode>3"): Ditto.
("mmx_lshrdi3"): Remove insn pattern.
("mmx_ashldi3"): Ditto.
* config/i386/i386.c (classify_argument): Handle V1DImode.
(function_arg_advance_32): Ditto.
(function_arg_32): Ditto.
(struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
mmx_addv1di3 insn pattern.
[IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
[IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
Remove definitions of built-in functions.
(V1DI_type_node): New node.
(v1di_ftype_v1di_int): Ditto.
(v1di_ftype_v1di_v1di): Ditto.
(v2si_ftype_v2si_si): Ditto.
(v4hi_ftype_v4hi_di): Remove node.
(v2si_ftype_v2si_di): Ditto.
(ix86_init_mmx_sse_builtins): Handle V1DImode.
(__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
Redefine builtins using def_builtin_const with *_ftype_*_int node.
(__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
Add new builtins using def_builtin_const.
(ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
* config/i386/mmintrin.h (__v1di): New typedef.
(_mm_add_si64): Cast arguments to __v1di type.
(_mm_sub_si64): Ditto.
(_mm_sll_pi16): Cast __count to __v4hi type.
(_mm_sll_pi32): Cast __count to __v2si type.
(_mm_sll_si64): Cast arguments to __v1di type.
(_mm_srl_pi16): Cast __count to __v4hi type.
(_mm_srl_pi32): Cast __count to __v2si type.
(_mm_srl_si64): Cast arguments to __v1di type.
(_mm_sra_pi16): Cast __count to __v4hi type.
(_mm_sra_pi32): Cast __count to __v2si type.
(_mm_slli_pi16): Use __builtin_ia32_psllwi.
(_mm_slli_pi32): Use __builtin_ia32_pslldi.
(_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
(_mm_srli_pi16): Use __builtin_ia32_psrlwi.
(_mm_srli_pi32): Use __builtin_ia32_psrldi.
(_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
(_mm_srai_pi16): Use __builtin_ia32_psrawi.
(_mm_srai_pi32): Use __builtin_ia32_psradi.
* config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
__builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
__builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2008-03-07 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-03-07.10.
2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
PR target/35373
* config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
reg+const addressing for Altivec modes. Don't generate reg+reg
addressing for TFmode or TDmode quantities.
2008-03-07 Paolo Bonzini <bonzini@gnu.org>
* c-common.c (vector_types_convertible_p): Call langhook
instead of comptypes.
2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/35402
* tree-ssa-ccp.c (get_symbol_constant_value): Handle
integral and scalar float variables which have a
NULL DECL_INITIAL.
2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
* dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
dwarf_register_span hook when emitting unwind information for
register-to-memory saves.
* config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
(rs6000_frame_related): Remove call to spe_synthesize_frame.
2008-03-06 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
for the same VAR_DECL.
2008-03-06 Tom Tromey <tromey@redhat.com>
* treelang: Delete.
* doc/standards.texi (Standards): Don't mention treelang.
* doc/invoke.texi (Overall Options): Don't mention treelang.
* doc/install.texi (Prerequisites): Don't mention bison or
treelang.
(Configuration): Don't mention treelang.
(Building): Likewise.
* doc/frontends.texi (G++ and GCC): Don't mention treelang.
2008-03-06 Paolo Bonzini <bonzini@gnu.org>
* simplify-rtx.c (simplify_subreg): Remove useless shifts from
word-extractions out of a multi-word object.
2008-03-06 Richard Guenther <rguenther@suse.de>
* tree.def (BIT_FIELD_REF): Constrain result type and its precision.
* tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
result type and precision.
* expr.c (get_inner_reference): Set unsignedp based on the result
type of BIT_FIELD_REF.
* tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
* tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
(try_instantiate_multiple_fields): Likewise. Use the correct type
for BIT_FIELD_REF.
(sra_build_assignment): Likewise.
(sra_build_elt_assignment): Likewise.
(sra_explode_bitfield_assignment): Likewise.
* print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
set BIT_FIELD_REF_UNSIGNED.
(vectorizable_load): Likewise.
2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_extended_basic_block): Invalidate artificial defs
at bb start.
2008-03-06 Richard Guenther <rguenther@suse.de>
* alias.c (struct alias_set_entry): Move has_zero_child field
to pack with alias_set.
2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-03-05 Ian Lance Taylor <iant@google.com>
* alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
* fwprop.c (update_df): Support width and offset parameters of
df_ref_create.
* ra-conflict.c (mark_reg_store, clear_reg_in_live,
global_conflicts): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df-scan.c (df_ref_record, df_defs_record,
df_ref_create_structure, df_def_record_1, df_uses_record,
df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
df_bb_refs_collect, df_entry_block_defs_collect,
df_exit_block_uses_collect): Support new width and offset fields.
(ref_extract_pool): New storage pool.
(df_free_ref): New function.
(df_reg_chain_unlink, df_free_collection_rec,
df_sort_and_compress_refs): Call df_free_ref.
(df_ref_equal_p, df_ref_compare): Compare offset and width fields
of df_ref_extract.
(df_ref_create_structure): Allocate df_ref_extract if offset and
width fields are used.
(df_def_record_1): Get offset and width from ZERO_EXTRACT.
(df_uses_record): Get offset and width from ZERO_EXTRACT
and SIGN_EXTRACT.
* global.c (build_insn_chain): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df.h (df_ref_flags): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
(df_ref_extract): New structure.
(DF_REF_WIDTH, DF_REF_OFFSET): New macros.
(df_ref_create): Add width and offset parameters.
2008-03-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Use ranges_overlap_p.
(offset_overlaps_with_access): Rename
to ranges_overlap_p and move ...
* tree-flow-inline.h (ranges_overlap_p): ... here.
* tree.h (get_inner_reference, handled_component_p): Update
comments.
* tree.h (record_component_aliases, get_alias_set,
alias_sets_conflict_p, alias_sets_must_conflict_p,
objects_must_conflict_p): Move declarations ...
* alias.h (record_component_aliases, get_alias_set,
alias_sets_conflict_p, alias_sets_must_conflict_p,
objects_must_conflict_p): ... here.
Include coretypes.h.
* Makefile.in (ALIAS_H): Add coretypes.h dependency.
2008-03-05 Aldy Hernandez <aldyh@redhat.com>
* cfg.c: Include tree-flow.h.
(remove_edge_raw): Call redirect_edge_var_map_clear.
(redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
* tree-flow-inline.h (redirect_edge_var_map_def): New.
(redirect_edge_var_map_result): New.
* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
PENDING_STMT use with redirect_edge_var_map_*.
* tree-ssa.c (edge_var_maps): New definition.
(redirect_edge_var_map_add): New.
(redirect_edge_var_map_clear): New.
(redirect_edge_var_map_dup): New.
(redirect_edge_var_map_vector): New.
(redirect_edge_var_map_destroy): New.
(ssa_redirect_edge): Replace PENDING_STMT use with
redirect_edge_var_map_*.
(flush_pending_stmts): Same.
(delete_tree_ssa): Destroy edge var map.
* tree-flow.h (struct _edge_var_map): New.
Define edge_var_map vector type.
Declare redirect_edge_var_map_* prototypes.
* Makefile.in (cfg.o): Depend on TREE_FLOW_H.
* tree-cfg.c (reinstall_phi_args): Replace
PENDING_STMT use with redirect_edge_var_map_*.
2008-03-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35472
* tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
whose single use_stmt has a overlapping set of loaded and
stored symbols as that use_stmt might be a noop assignment then.
2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
* gthr-rtems.h: Implement __gthread_mutex_destroy.
2008-03-05 Richard Guenther <rguenther@suse.de>
PR c++/35336
* tree.def (BIT_FIELD_REF): Document that operands 1 and 2
should be constants.
* tree-cfg.c (verify_expr): Verify it.
* fold-const.c (fold_truthop): Remove code generating
BIT_FIELD_REFs of structure bases.
(fold_binary): Likewise.
(fold_ternary): Position and size of BIT_FIELD_REFs are
always host integers.
(make_bit_field_ref): Remove.
(optimize_bit_field_compare): Remove.
(all_ones_mask_p): Remove.
2008-03-05 Gabor Loki <loki@gcc.gnu.org>
PR gcc/33009
* rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
(split_block_and_df_analyze): New. Split basic block and rebuild
dataflow.
(block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
SPLIT_BLOCK.
(split_pattern_seq): Likewise.
(erase_matching_seqs): Likewise.
(split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2008-03-04 Geoff Keating <geoffk@apple.com>
* fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
declaration and code.
(tree_invalid_nonnegative_warnv_p): Likewise.
2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
* doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
examples. Truncate option-names then causing overfull hbox.
2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/35222
* configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
on hpux10.
* configure: Rebuilt.
2008-03-04 Rafael Espindola <espindola@google.com>
* fold-const.c (tree_simple_nonnegative_warnv_p): New.
(tree_unary_nonnegative_warnv_p): New.
(tree_binary_nonnegative_warnv_p): New.
(tree_single_nonnegative_warnv_p): New.
(tree_invalid_nonnegative_warnv_p): New.
(tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
* opts.c (handle_option): Postpone 'unknown option' errors only for
warning options.
2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/35453
* config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
(_SIDD_XXX): This.
2008-03-04 Rafael Espindola <espindola@google.com>
* fold-const.c (tree_unary_nonzero_warnv_p): New.
(tree_binary_nonzero_warnv_p): New.
(tree_single_nonzero_warnv_p): New.
(tree_expr_nonzero_warnv_p): Redefine using the new functions.
2008-03-04 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35456
* fold-const.c (fold_cond_expr_with_comparison): Prevent
transformations for modes that have signed zeros.
* ifcvt.c (noce_try_abs): Ditto.
2008-03-04 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.c (override_options): Force
-maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2008-03-04 Jan Hubicka <jh@suse.cz>
PR c++/35262
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
in last commit.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
label to probe the stack.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* gthr-win32.h [__GTHREAD_HIDE_WIN32API]
(__gthr_win32_mutex_destroy): Declare.
[__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
__gthr_win32_mutex_destroy.
* config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2008-03-03 Jan Hubicka <jh@suse.cz>
PR c++/35262
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
aggressive on inlining cold calls.
2008-03-03 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
struct copies into the expression table.
(simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
(try_to_simplify): Likewise.
* fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
integral and pointer arguments which do not change the
precision to NOP_EXPRs.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
VIEW_CONVERT_EXPR case.
2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
defined in a loop at depth 0 is invariant.
* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
be called at loop depth 0.
2008-03-02 Jakub Jelinek <jakub@redhat.com>
PR driver/35420
* gcc.c (process_command): Update copyright notice dates.
* gcov.c (print_version): Likewise.
* gcov-dump.c (print_version): Likewise.
* mips-tfile.c (main): Likewise.
* mips-tdump.c (main): Likewise.
2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 24924
* c-common.c (flag_permissive): Delete.
(constant_expression_warnings): Check flags first.
(constant_expression_error): New.
* c-common.h (flag_permissive): Delete.
(constant_expression_error): Declare.
* flags.h (flag_permissive): Declare. Update description.
* diagnostic.c (pedwarn): Update.
(permerror): New.
* diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
(permissive_error_kind): New.
* toplev.c (flag_permissive): Define. Update description.
* toplev.h (permissive_error_kind): Declare.
* c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
(pedwarn_c90): Use pedantic_warning_kind.
* c-opts.c (c_common_post_options): flag_permissive does not affect
flag_pedantic_errors.
2008-03-02 Joseph Myers <joseph@codesourcery.com>
* libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
__subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
__absvsi2, __absvDI2): Use unsigned arithmetic.
2008-03-02 Andi Kleen <ak@suse.de>
Richard Guenther <rguenther@suse.de>
* struct-equiv.c: Remove file.
* cfg_cleanup.c (condjump_equiv_p): Remove.
* Makefile.in (OBJS-common): Remove struct-equiv.o.
(struct-equiv.o): Remove rule.
* basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
insns_match_p, struct_equiv_block_eq, struct_equiv_init,
rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* ifcvt.c (noce_process_if_block): Try to handle only the then
block if the else block exists but isn't suitable.
2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
PR gcc/35063
* gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
* gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
regression from previous patch.
2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
PR gcc/35063
* gthr.h: Add __gthread_mutex_destroy as a function that must be
implemented.
* gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
* gthr-single.h (__gthread_mutex_destroy): Likewise.
* gthr-rtems.h (__gthread_mutex_destroy): Likewise.
* gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
* gthr-nks.h (__gthread_mutex_destroy): Likewise.
* gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
* gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
(__gthread_mutex_destroy_function): Rename to
__gthread_mutex_destroy.
* gthr-dce.h (__gthread_mutex_destroy): Call
pthread_mutex_destroy.
* gthr-tpf.h (__gthread_mutex_destroy): Likewise.
* gthr-posix.h (__gthread_mutex_destroy): Likewise.
* gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* df-scan.c (df_ref_chain_change_bb): Simplify.
(df_insn_change_bb): Add new_bb argument. Simplify. Call
set_block_for_insn if there's any change.
* df.h ((df_insn_change_bb): Fix prototype.
* cfgrtl.c (update_bb_for_insn_chain): Pass bb to
df_insn_change_bb, don't call set_block_for_insn.
* emit-rtl.c (reorder_insns): Likewise.
* haifa-sched.c (move_insn): Likewise.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* tree-flow-inline.h (next_readonly_imm_use): Return
NULL_USE_OPERAND_P after the end.
2008-03-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35411
* tree-sra.c (sra_build_assignment): Split conversion to
final type to a separate statement if we are not assigning
to a register.
2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
* fold-const.c (fold_convertible_p): Correct the logic to follow
that in fold_convert().
2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/35315
* tree-inline.c (build_duplicate_type): When we make a
duplicate type, make it unique in the canonical types system.
2008-02-29 Tom Tromey <tromey@redhat.com>
* toplev.c (input_file_stack, input_file_stack_tick, fs_p,
input_file_stack_history, input_file_stack_restored): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
* input.h (struct file_stack): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
(input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
Likewise.
* diagnostic.h (struct diagnostic_context) <last_module>: Change
type.
(diagnostic_last_module_changed): Add 'map' argument.
(diagnostic_set_last_function): Likewise.
* diagnostic.c (undiagnostic_report_current_module): Iterate using
line map, not input_file_stack.
* c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2008-02-29 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2008-02-29 Paul Brook <paul@codesourcery.com>
* config/arm/ieee754-df.S (muldf3): Use RET macros.
2008-02-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
vn_lookup_or_add.
* tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
value for comparing for a store match.
(simplify_unary_expression): Do nothing for SSA_NAMEs.
(try_to_simplify): Do not do a full-blown reference lookup.
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_scalar_mode_supported_p): New function.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
* config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-linear.c (try_interchange_loops): Compare memory access
strides against cache sizes.
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_secondary_reload): Handle loading a float
constant to fpul.
2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
* simplify-rtx.c (simplify_unary_operation_1): Extend the handling
of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
is smaller than the original promoted value.
(simplify_subreg): If OP is a SUBREG, try to preserve its
SUBREG_PROMOTED_VAR_P information.
2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
(VN_INFO_GET): Allocate new objects on the obstack.
(init_scc_vn): Initialize the obstack. Use XDELETE instead of free
for rpo_numbers_temp, for consistency.
(free_scc_vn): Free the obstack.
2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi: Document -ftree-loop-distribution.
* tree-loop-distribution.c: New.
* tree-pass.h (pass_loop_distribution): New.
* graphds.h (struct graph): Add htab_t indices.
* timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
* tree-vectorizer.c (rename_variables_in_loop): Extern.
(slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
* tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
* tree-data-ref.c (debug_data_dependence_relations): New.
(dump_data_dependence_relation): Also print data references.
(free_data_ref): Extern.
(same_access_functions): Moved...
(find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
struct rdg_vertex_info, rdg_vertex_for_stmt): New.
(create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
(stmts_from_loop): Skip LABEL_EXPR.
(hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
New.
(build_rdg): Initialize rdg->indices htab.
(free_rdg, stores_from_loop, ref_base_address,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
have_similar_memory_accesses_1, ref_base_address_1,
remove_similar_memory_refs): New.
* tree-data-ref.h: Depend on tree-chrec.h.
(debug_data_dependence_relations, free_data_ref): Declared.
(same_access_functions): ... here.
(ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
New.
(struct rdg_vertex): Add has_mem_write and has_mem_reads.
(RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
rdg_vertex_for_stmt): Declared.
(struct rdg_edge): Add level.
(RDGE_LEVEL): New.
(free_rdg, stores_from_loop, remove_similar_memory_refs,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
Declared.
(rdg_has_similar_memory_accesses): New.
* tree-vect-analyze.c: Remove unused static decls.
* lambda.h (dependence_level): New.
* common.opt (ftree-loop-distribution): New.
* tree-flow.h (mark_virtual_ops_in_bb,
slpeel_tree_duplicate_loop_to_edge_cfg,
rename_variables_in_loop): Declared.
* Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
(OBJS-common): Add tree-loop-distribution.o.
(tree-loop-distribution.o): New rule.
* tree-cfg.c (mark_virtual_ops_in_bb): New.
(mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
* passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2008-02-28 Joseph Myers <joseph@codesourcery.com>
PR target/33963
* tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
other than structures and unions.
2008-02-28 Richard Guenther <rguenther@suse.de>
Revert:
2008-02-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
(remove_decl_from_map): Likewise.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(remove_decl_from_map): Likewise.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-27 David Daney <ddaney@avtrex.com>
PR target/34409
* config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
* config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
* config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
* config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
* config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2008-02-27 Uros Bizjak <ubizjak@gmail.com>
PR target/25477
* config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
(BUILT_IN_NEXTTOWARD): Remove.
(BUILT_IN_NEXTTOWARDF): Ditto.
* config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2008-02-27 Tom Tromey <tromey@redhat.com>
* tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2008-02-27 Jan Beulich <jbeulich@novell.com>
* c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
update the respective field on newdecl.
2008-02-27 Revital Eres <eres@il.ibm.com>
PR rtl-optimization/34999
* bb-reorder.c (add_labels_and_missing_jumps): Do not handle
crossing edges that ends with a call insn.
(fix_up_fall_thru_edges): Handle crossing edges that ends with a
call insn and clear the EDGE_CROSSING flag of the crossing edge
when fixing fallthru edges.
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35390
* fold-const.c (fold_unary): Return the correct argument,
converted to the result type.
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/34971
* expr.c (expand_expr_real_1): Assert on rotates that operate
on partial modes.
* fold-const.c (fold_binary): Use the types precision, not the
bitsize of the mode if folding rotate expressions. Build rotates
only for full modes.
2008-02-27 Jakub Jelinek <jakub@redhat.com>
* c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
and CPP_PRAGMA_EOL.
* c-pragma.c (pragma_ns_name): New typedef.
(registered_pp_pragmas): New variable.
(c_pp_lookup_pragma): New function.
(c_register_pragma_1): If flag_preprocess_only, do nothing
for non-expanded pragmas, for expanded ones push pragma's
namespace and name into registered_pp_pragmas vector.
(c_invoke_pragma_handler): Register OpenMP pragmas even when
flag_preprocess_only, don't register GCC pch_preprocess
pragma if flag_preprocess_only.
* c-opts.c (c_common_init): Call init_pragma even if
flag_preprocess_only.
* c-pragma.c (c_pp_lookup_pragma): New prototype.
* config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
cpp_register_pragma if flag_preprocess_only.
2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR c/28800
* c-parser.c (c_parser_translation_unit): Warn for empty
translation unit, not empty source file.
2008-02-26 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
operand for Thumb-2.
* config/arm/arm.h (reg_class): Add CORE_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
(BASE_REG_CLASS): Use CORE_REGS.
(PREFERRED_RELOAD_CLASS): Add STACK_REG.
(REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
(REGNO_OK_FOR_INDEX_P): Exclude SP.
(ARM_REG_OK_FOR_INDEX_P): Always define. Use
ARM_REGNO_OK_FOR_INDEX_P.
(ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
* config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
(ldm/stm peepholes): Ditto.
* config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
* config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
* config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
* config/arm/constraints.md: Enable "k" constraint on ARM.
2008-02-27 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.c: Annotate cache line size field in all
instances of struct processor_costs.
2008-02-26 David Edelsohn <edelsohn@gnu.org>
* dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
dse2, gcse, if_conversion, if_after_combine, if_after_reload,
jump_bypass): New counters.
* cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
* dce.c (gate_ud_dce): Same.
(gate_fast_dce): Same.
* dse.c (gate_dse1): New function.
(gate_dse2): New function.
(gate_dse): Merge results of new gate functions.
* gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
(gate_handle_jump_bypass): Add dbg_cnt.
(gate_handle_gcse): Add dbg_cnt.
* ifcvt.c (gate_handle_if_conversion): Same.
(gate_handle_if_after_combine): Same.
(gate_handle_if_after_reload): Same.
* Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2008-02-26 Edmar Wienskoski <edmar@freescale.com>
* config/rs6000/rs6000.c (processor_costs): Update e300 cache
line sizes.
* doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2008-02-26 Jason Merrill <jason@redhat.com>
PR c++/35315
* attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
alone if it's the naming decl for the type's main variant.
2008-02-26 Tom Tromey <tromey@redhat.com>
* system.h (USE_MAPPED_LOCATION): Poison.
* Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
* tree-cfg.c (make_cond_expr_edges): Remove old location code.
(make_goto_expr_edges): Likewise.
(remove_bb): Likewise.
(execute_warn_function_return): Likewise.
* basic-block.h (struct edge_def) <goto_locus>: Change type to
location_t.
* c-common.c (fname_decl): Remove old location code.
* tree-vect-transform.c (vect_finish_stmt_generation): Remove old
location code.
* rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
variant.
(ASM_INPUT_SOURCE_LOCATION): Likewise.
(gen_rtx_ASM_INPUT): Likewise.
(gen_rtx_ASM_INPUT_loc): Likewise.
(get_rtx_asm_OPERANDS): Remove.
* cfglayout.c (insn_locators_alloc): Remove old location code.
(set_curr_insn_source_location): Likewise.
(curr_insn_locator): Likewise.
* print-tree.c (print_node): Remove old location code.
* tree-mudflap.c (mf_varname_tree): Remove old location code.
(mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
* cfgexpand.c (expand_gimple_cond_expr): Don't use
location_from_locus.
(construct_exit_block): Remove old location code.
* emit-rtl.c (force_next_line_note): Remove old location code.
* profile.c (branch_prob): Remove old location code.
* tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
LOC_LINE): Remove old-location variants.
* langhooks.c (lhd_print_error_function): Remove old location
code.
* configure, config.in: Rebuilt.
* configure.ac (--enable-mapped-location): Remove.
* c-decl.c (c_init_decl_processing): Remove old location code.
(finish_function): Likewise.
* recog.c (decode_asm_operands): Remove old location code.
* c-pch.c (c_common_read_pch): Remove old location code.
* rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
variants.
* gimple-low.c (lower_function_body): Remove old location code.
* toplev.c (unknown_location): Remove.
(push_srcloc): Remove old-location variant.
(process_options): Remove old location code.
(lang_dependent_init): Likewise.
* input.h (UNKNOWN_LOCATION): Move definition.
(location_t): Undeprecate.
(source_locus): Remove.
(location_from_locus): Remove.
(struct location_s): Remove.
Remove all old-location code.
(input_line, input_filename): Remove.
* final.c (final_scan_insn): Remove old location code.
* diagnostic.c (diagnostic_build_prefix): Remove
USE_MAPPED_LOCATION test.
* tree.h (gimple_stmt) <locus>: Now a location_t.
(tree_exp) <locus>: Likewise.
(DECL_IS_BUILTIN): Remove old-location variant.
(annotate_with_file_line, annotate_with_locus): Likewise.
(expr_locus, set_expr_locus): Update.
* tree.c (build1_stat): Remove old location code.
(last_annotated_node): Remove.
(annotate_with_file_line): Remove old-location variant.
(annotate_with_locus): Likewise.
(expr_location): Remove old location code.
(set_expr_location): Likewise.
(expr_has_location): Likewise.
(expr_locus): Likewise.
(set_expr_locus): Likewise.
(expr_filename): Don't use location_from_locus.
(expr_lineno): Likewise.
* rtl-error.c (location_for_asm): Remove old location code.
* c-lex.c (cb_line_change): Remove old location code.
(fe_file_change): Likewise.
(cb_def_pragma): Likewise.
(c_lex_with_flags): Likewise.
* gengtype.c (do_typedef): Don't special-case location types.
(define_location_structures): Remove.
(main): Don't call define_location_structures.
* tree-pretty-print.c (dump_implicit_edges): Remove old location
code.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 26264
* builtins.def (BUILT_IN_STDARG_START): Remove.
* builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
* tree-stdarg.c (execute_optimize_stdarg): Likewise.
* tree-inline.c (inline_forbidden_p_1): Likewise.
2008-02-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
(remove_decl_from_map): Likewise.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(remove_decl_from_map): Likewise.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 34351
* doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
* c-opts.c (c_common_handle_option): Wall enables
Wvolatile-register-var.
* common.opt: Move Wvolatile-register-var to...
* c.opt: ...here.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* common.opt (Wlarger-than=): New.
* doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
-Wlarger-than=.
* opts.c (common_handle_option): Handle -Wlarger-than=.
* optc-gen.awk: Likewise.
* opth-gen.awk: Likewise.
* stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
* tree-optimize.c (tree_rest_of_compilation): Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-common.c (match_case_to_enum_1): Add appropriate
OPT_W* parameter to warning.
(c_do_switch_warnings): Likewise.
* c-typeck.c (warning_init): Add one more parameter following
'warning' function.
(push_init_level): Update call to warning_init.
(pop_init_level): Likewise.
(add_pending_init): Likewise.
(output_init_element: Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
* toplev.c (toplev_main): If there are warnings or error, print
errors for ignored options.
* opts.c (ignored_options): New static variable.
(postpone_unknown_option_error): New.
(print_ignored_options): New.
(handle_option): Postpone errors for unknown -Wno-* options.
* opts.h (print_ignored_options): Declare.
2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (loadgp_blockage, blockage): Change type
to "ghost".
2008-02-25 Richard Guenther <rguenther@suse.de>
Revert:
2008-02-25 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/29549
* doc/invoke.texi (-fcx-limited-range): Document new option.
* toplev.c (process_options): Handle -fcx-fortran-rules.
* common.opt: Add documentation for -fcx-fortran-rules.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
PR c/35162
* doc/invoke.texi (-fcx-limited-range): Correct to be in line with
actual behaviour and C99.
2008-02-26 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
(ASM_CPU_POWER6_SPEC): Likewise.
(ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
(EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2008-02-25 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/35258
* cse.c (cse_insn): Avoid creation of overlapping MEMs.
* alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
* alias.h (nonoverlapping_memrefs_p): Likewise.
2008-02-25 Jan Beulich <jbeulich@novell.com>
* Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
* config/i386/netware-libgcc.exp: Add __bswap?i2,
__emultls_get_address, __emultls_register_common,
__floatundi?f, and _Unwind_GetIPInfo.
* config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
(gen_regparm_prefix): Likewise.
(i386_nlm_encode_section_info): Sync with
config/i386/winnt.c:i386_pe_encode_section_info().
(i386_nlm_maybe_mangle_decl_assembler_name): New.
i386_nlm_mangle_decl_assembler_name): New.
(netware_override_options): New.
* config/i386/netware.h (netware_override_options): Declare.
(OVERRIDE_OPTIONS): Re-define to netware_override_options.
(i386_nlm_mangle_decl_assembler_name): Declare.
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2008-02-25 Ben Elliston <bje@au.ibm.com>
PR other/32948
* c-decl.c (grokdeclarator): Remove unused local variables
`typedef_type' and `type_as_written'.
* bb-reorder.c
(find_rarely_executed_basic_blocks_and_crossing_edges): Remove
unused local variable `has_hot_blocks'.
(fix_crossing_conditional_branches): Remove unused local variable
`prev_bb'.
2008-02-25 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/19984
* builtins.def (BUILT_IN_NAN): Define as c99 builtin
using DEF_C99_BUILTIN.
(BUILT_IN_NANF): Ditto.
(BUILT_IN_NANL): Ditto.
2008-02-25 Ayal Zaks <zaks@il.ibm.com>
Revital Eres <eres@il.ibm.com>
* modulo-sched.c (calculate_must_precede_follow): Address TODO
regarding the order of two dependent insns in the same row.
2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (layout_decl): Do not bump the alignment of a
bit-field to more than byte alignment if it is packed.
2008-02-24 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (processor_costs): Add cache costs for
e300c2 and e300c3.
2008-02-24 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
* c.opt (Wtype-limits): Move ...
* common.opt (Wtype-limits): ... here.
2008-02-24 Edmar Wienskoski <edmar@freescale.com>
* config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
* config/rs6000/e300c2c3.md: New file.
* config/rs6000/rs6000.c (processor_costs): Add new costs for
e300c2 and e300c3.
(rs6000_override_options): Add e300c2 and e300c3 cases to
processor_target_table. Do not allow usage of Altivec or Spe
with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
(rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
* config/rs6000/rs6000.h (processor_type): Add
PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
(ASM_CPU_SPEC): Add e300c2 and e300c3.
* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
and ppce300c3. Include e300c2c3.md.
2008-02-23 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
instead of TARGET_STRICT_ALIGN.
2008-02-23 Joseph Myers <joseph@codesourcery.com>
* explow.c (memory_address): Assert that the generated address is
valid.
2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
PR target/25477
* config/darwin-protos.h: Add darwin_patch_builtins prototype.
* config/darwin-ppc-ldouble-patch.def: New file.
* config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
* config/rs6000/rs6000.c (rs6000_init_builtins): Call
SUBTARGET_INIT_BUILTINS if defined.
* config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
New functions.
2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/33512
* simplify-rtx.c (simplify_binary_operation_1): Add simplification
of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR pch/35027
* c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
file" warning condtional on -Winvalid-PCH.
2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
* expmed.c (extract_bit_field): Always use adjust_address for MEM.
2008-02-23 Uros Bizjak <ubizjak@gmail.com>
PR target/22076
PR target/34256
* config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
prevent reload from using MMX registers.
(*mov<mode>_internal): Ditto.
(*movv2sf_internal_rex64): Ditto.
(*movv2sf_internal): Ditto.
2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/31569
* doc/install.texi2html: Use makeinfo --no-number-sections.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
ensure that we can address an entire entity > 8 bytes. Don't
generate reg+reg addressing for such data.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
strings when optimizing for size, unless the target cares about
alignment.
2008-02-22 Tom Tromey <tromey@redhat.com>
* regclass.c (current_pass): Remove declaration.
2008-02-22 Anatoly Sokolov <aesok@post.ru>
* config/avr/libgcc.S (__RAMPZ__): Define.
(__do_copy_data): Add for devices with 128KB code memory.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
Use spe_abi.
* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2008-02-22 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
GENNONACR_REGS.
2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR c/19999
* c-typeck.c (build_binary_op): Warn about floating point
comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2008-02-21 Janis Johnson <janis187@us.ibm.com>
PR target/34526
* config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
(rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
add vrsave.
(rs6000_override_options): Set altivec_abi as default, not override,
for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
is used; use new member spe_abi.
(rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
spe_abi and altivec_abi.
2008-02-22 Tomas Bily <tbily@suse.cz>
* tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35273
* config.build (build_file_translate): Set to `CMD //c' only if
it works.
* Makefile.in (build_file_translate): Improve comment.
2008-02-21 Jan Hubicka <jh@suse.cz>
* predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2008-02-21 Michael Matz <matz@suse.de>
PR target/35264
* config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2008-02-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
as insn constraint.
* config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
SSE_VEC_FLOAT_MODE_P as insn constraint.
(<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
(sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
sse4a_movntdf using MODEF mode iterator.
(sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
(sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
(sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
(sse4_1_dpp<ssemodesuffixf2c>): Ditto.
(sse4_1_roundp<ssemodesuffixf2c>): Ditto.
(sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2008-02-21 Richard Guenther <rguenther@suse.de>
* tree.def (PAREN_EXPR): New tree code.
* fold-const.c (fold_unary): Remove PAREN_EXPR around constants
and PAREN_EXPR.
* tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
* expr.c (expand_expr_real_1): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* tree-complex.c (expand_complex_move): Likewise.
* tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
as plain x.
2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/35225
* config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/35190
* config/sh/sh.md (jump_compact): Disable for crossing jumps.
* config/sh/sh.c (find_barrier): Don't go past
NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2008-02-20 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.md (insv): Force source operand to be a register.
* config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
as a jump, not as a plain insn.
2008-02-20 Seongbae Park <seongbae.park@gmail.com>
* doc/invoke.texi (Warning Options): Add new option
-Wframe-larger-than=.
(-Wframe-larger-than): Document.
* flags.h (warn_frame_larger_than, frame_larger_than_size):
Add declarations for new option variables.
* final.c (final_start_function): Check the frame size
before emission and issue a Wframe-larger-than warning.
* opts.c (warn_frame_larger_than, frame_larger_than_size):
Add definitions for new option variables.
(common_handle_option): Handle new option OPT_Wframe_larger_than_.
* common.opt (Wframe-larger-than=): New option.
2008-02-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
(<sse>_div<mode>3): Ditto.
(<sse>_vmdiv<mode>3): Ditto.
(<sse>_vmsqrt<mode>2): Ditto.
(*smax<mode>3): Ditto.
(sse5_frcz<mode>2): Ditto.
(sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
as insn constraint.
2008-02-20 Richard Guenther <rguenther@suse.de>
PR middle-end/35265
* builtins.c (validate_arg): If we want an INTEGER_TYPE,
be happy with INTEGRAL_TYPE_P.
2008-02-20 Richard Guenther <rguenther@suse.de>
* fold-const.c (split_tree): Associate floatig-point expressions
if flag_associative_math is set.
2008-02-20 Richard Guenther <rguenther@suse.de>
* tree.h (fold_real_zero_addition_p): Declare.
* fold-const.c (fold_real_zero_addition_p): Export.
* tree-ssa-reassoc.c (eliminate_using_constants): Also handle
floating-point operations with zero and one.
2008-02-20 Paolo Bonzini <bonzini@gnu.org>
* doc/install.texi: Correct references to CFLAGS, replacing them
with BOOT_CFLAGS. Document flags used during bootstrap for
target libraries.
2008-02-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
* config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
insn constraint.
(smin<mode>3): Ditto from similar patterns.
(smax<mode>3): Ditto.
(*ieee_smin<mode>3): Ditto.
(*ieee_smax<mode>3): Ditto.
* config/i386/sse.md (sse): New mode attribute.
(mov<mode>): Macroize expander from movv4sf and movv2df using
SSEMODEF2P mode iterator.
(<sse>_movnt<mode>): Ditto from similar patterns. Use
SSE_VEC_FLOAT_MODE_P as insn constraint.
(storent<mode>): Ditto.
(storent<mode>): Macroize expander from storentsf and storentdf using
MODEF mode iterator.
(neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
(abs<mode>2): Ditto from similar patterns.
(add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
(sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
(<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
(<sse>_vmsqrt<mode>2): Ditto.
(smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
(<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
(smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
(<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
(<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
insn constraint.
(<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
iterator and SSE_FLOAT_MODE_P as insn constraint.
(<sse>_ucomi): Ditto from similar patterns.
(<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
SSE_VEC_FLOAT_MODE_P as insn constraint.
(vcond<mode>): Ditto from similar patterns.
(and<mode>3, *and<mode>3): Ditto.
(<sse>_nand<mode>3): Ditto.
(ior<mode>3, *ior<mode>3): Ditto.
(xor<mode>3, *xor<mode>3): Ditto.
(*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
iterator and SSE_FLOAT_MODE_P as insn constraint.
(*nand<mode>3): Ditto from similar patterns.
(*ior<mode>3): Ditto.
(*xor<mode>3): Ditto.
2008-02-20 Ira Rosen <irar@il.ibm.com>
* config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2008-02-19 Jan Hubicka <jh@suse.cz>
* predict.c (tree_bb_level_predictions): Remove variable next
mistakely introduced by previous commit.
2008-02-19 Jan Hubicka <jh@suse.cz>
* predict.c (predict_paths_leading_to): Rewrite.
(predict_paths_for_bb): New.
(tree_bb_level_predictions): Update call of predict_paths_leading_to.
2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35218
* Makefile.in (build_file_translate): New.
(gcc-vers.texi): Use it for translating $(abs_srcdir).
* config.build (build_file_translate): Set to `CMD //c' on MinGW.
* configure.ac (build_file_translate): Substitute it.
* configure: Regenerate.
2008-02-19 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/34408
* see.c (see_def_extension_not_merged): Copy subreg so we don't have
invalid sharing.
2008-02-19 Jan Hubicka <jh@suse.cz>
PR middle-end/28779
* tree-inline.c (estimate_num_insns_1): Fix counting of cost of
call_expr.
2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
PR Ada/35186
* config/i386/i386-modes.def: Revert the last DI alignment
change until Ada people can look into it.
2008-02-19 Nick Clifton <nickc@redhat.com>
* opts.c (print_specific_help): Fix typo in --help text.
2008-02-19 Jakub Jelinek <jakub@redhat.com>
PR target/35239
* config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
32-bit inline asm without asm alternatives for host GCC < 3.0.
2008-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34989
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
Allow propagation to INDIRECT_REF if we can simplify only.
2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-common.c (warn_for_collisions_1): Use appropriate option when
warning.
2008-02-19 Nick Clifton <nickc@redhat.com>
PR other/31349
* opts.c (undocumented_msg): Leave blank unless checking is enabled.
(handle_options): Fix indentation.
(print_filtered_help): If no language-specific options were
displayed tell the user how to list all the options supported by
the language's front-end.
(print_specific_help): Fix indentation and remove duplicate line.
(common_handle_option): Handle the -v option.
For --help enable the display of undocumented options if the -v
switch has been included on the command line.
For --help= check for overlaps in the arguments between the option
classes and the language names and issue a warning when they
cannot be disambiguated.
* c.opt (v): Pass on to the common option handler.
2008-02-19 Revital Eres <eres@il.ibm.com>
* modulo-sched.c (sms_schedule): Change dump message when
create_ddg function fails.
(try_scheduling_node_in_cycle): Rename row to cycle.
(print_partial_schedule): Rename CYCLE to ROW.
2008-02-19 Christian Bruel <christian.bruel@st.com>
Zdenek Dvorak <ook@ucw.cz>
* tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2008-02-19 Uros Bizjak <ubizjak@gmail.com>
PR target/33555
* config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
(*x86_movdicc_0_m1_se): Ditto.
2008-02-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
(CMPtype): Define as __gcc_CMPtype.
* config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
(CMPtype): Define as __gcc_CMPtype.
2008-02-19 Hans-Peter Nilsson <hp@axis.com>
Support valgrind 3.3 for --enable-checking=valgrind.
* system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
here.
[!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
[!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
[!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
* ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
respectively.
* ggc-zone.c: Similar.
* ggc-page.c: Similar.
2008-02-19 Paul Brook <paul@codesourcery.com>
PR target/35071
* config/arm/ieee754-df.S: Fix do_it typo.
* config/arm/ieee754-sf.S: Fix do_it typo.
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/35189
* config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
(OPTION_MASK_ISA_3DNOW_SET): Likewise.
(OPTION_MASK_ISA_SSE_SET): Likewise.
(OPTION_MASK_ISA_SSE2_SET): Likewise.
(OPTION_MASK_ISA_SSE3_SET): Likewise.
(OPTION_MASK_ISA_SSSE3_SET): Likewise.
(OPTION_MASK_ISA_SSE4_1_SET): Likewise.
(OPTION_MASK_ISA_SSE4_2_SET): Likewise.
(OPTION_MASK_ISA_SSE4_SET): Likewise.
(OPTION_MASK_ISA_SSE4A_SET): Likewise.
(OPTION_MASK_ISA_SSE5_SET): Likewise.
(OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
(OPTION_MASK_ISA_MMX_UNSET): Updated.
(OPTION_MASK_ISA_3DNOW_UNSET): Updated.
(OPTION_MASK_ISA_SSE_UNSET): Likewise.
(OPTION_MASK_ISA_SSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
(OPTION_MASK_ISA_SSE5_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4): Removed.
(ix86_handle_option): Turn on bits in ix86_isa_flags and
ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
(override_options): Don't turn on implied SSE/MMX bits in
ix86_isa_flags.
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-02-18 Joey Ye <joey.ye@intel.com>
PR middle-end/34921
* tree-nested.c (insert_field_into_struct): Set type alignment
to field alignment if the former is less than the latter.
2008-02-18 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 4.4.0.
2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
* doc/cfg.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/tm.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR middle-end/35227
* tree-complex.c (init_parameter_lattice_values): Handle parameters
without default definition.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35231
* tree-vrp.c (register_edge_assert_for): Do not assume A == 0
if A | B != 1.
2008-02-17 Uros Bizjak <ubizjak@gmail.com>
Revert:
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/28368
* doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
multilibs.
2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use `@.' where appropriate.
* doc/extend.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35196
* omp-low.c (expand_omp_for_generic): Don't initialize fd->v
in entry_bb.
(expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
rather than in entry_bb.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35130
* tree-nested.c (convert_call_expr): Put FRAME.* vars into
OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2008-02-15 Richard Guenther <rguenther@suse.de>
Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/35164
* tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
* tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Only propagate addresses which do not have abnormal SSA_NAMEs
in their operands.
2008-02-15 Joseph Myers <joseph@codesourcery.com>
PR target/35088
* config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2008-02-15 Jan Hubicka <jh@suse.cz>
PR middle-end/35149
* ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/34621
* function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
when calculating alignment_pad.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
(WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
* config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
and STACK_BOUNDARY define.
2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
PR preprocessor/35061
* c-pragma.c (handle_pragma_pop_macro): Check that
pushed_macro_table has been allocated.
2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
(force_gimple_operand): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
(find_interesting_uses_address): Check addressability and alignment
of the base expression only after substituting bases of IVs into it.
2008-02-14 Michael Matz <matz@suse.de>
PR target/34930
* function.c (instantiate_virtual_regs_in_insn): Reload address
before falling back to reloading the whole operand.
2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_mainpool_start): Emit the pool
before the first section switch note.
2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/bugreport.texi: Update copyright years.
* doc/c-tree.texi: Likewise.
* doc/cfg.texi: Likewise.
* doc/cpp.texi: Likewise.
* doc/cppinternals.texi: Likewise.
* doc/fragments.texi: Likewise.
* doc/frontends.texi: Likewise.
* doc/gcc.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/hostconfig.texi: Likewise.
* doc/implement-c.texi: Likewise.
* doc/libgcc.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/options.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
* doc/trouble.texi: Likewise.
* doc/extend.texi: Use @: or add comma where appropriate.
* doc/invoke.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-14 Alan Modra <amodra@bigpond.net.au>
PR target/34393
* config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
to a reg.
2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
* doc/md.texi (clz, ctz): Add reference.
* doc/rtl.texi (clz, ctz): Likewise.
2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/35148
* Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
srcdir.
2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (struct constant_pool): New field
emit_pool_after added.
(s390_mainpool_start): Set the emit_pool_after flag according
to the section switch notes.
(s390_mainpool_finish): Consider emit_pool_after when emitting
the literal pool at the end of the function.
(s390_chunkify_start): Force literal pool splits at section
switch notes.
2008-02-13 Michael Matz <matz@suse.de>
PR debug/35065
* var-tracking.c (clobber_variable_part): Correctly traverse the
list.
2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 29673
* doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
Add -fdump-ipa-inline.
* tree-dump.c (dump_files): Remove tree-inlined dump.
* tree-pass.h (tree_dump_index): Remove TDI_inlined.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35171
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
default defs.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR middle-end/35163
* fold-const.c (fold_widened_comparison): Use get_unwidened in
value-preserving mode. Disallow final truncation.
2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Move SSA renaming
code from here to...
(force_gimple_operand): ...here.
2008-02-12 Jakub Jelinek <jakub@redhat.com>
PR c++/35144
* tree-sra.c (sra_build_assignment): fold_convert SRC if copying
non-compatible pointers.
(generate_element_copy): If SRC and DST are RECORD_TYPEs with
different FIELD_DECLs, try harder by comparing field offsets, sizes
and types.
PR inline-asm/35160
* function.c (match_asm_constraints_1): Don't replace the same input
multiple times.
2008-02-12 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
* config/avr/avr.c (expand_prologue): Save RAMPZ register.
(expand_epilogue): Restore RAMPZ register.
* config/avr/avr.md (RAMPZ_ADDR): New constant.
2008-02-11 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygwin.asm: (__alloca): Correct calling
convention and alignment.
(__chkstk): Force 8 byte stack alignment.
2008-02-11 Uros Bizjak <ubizjak@gmail.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/33992
* tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
the zero we compare against.
2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
PR libfortran/35063
* gthr-win32.h (__gthread_mutex_destroy_function): New function
to CloseHandle after unlocking to prevent accumulation of handle
count.
2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle_end/34150
* pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
and update LABEL_NUSES during and after reload.
2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
PR middle-end/34627
* combine.c (simplify_if_then_else): Make sure the comparison is
against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
PR bootstrap/35051
* double-int.h: Don't include gmp.h for GENERATOR_FILEs.
(mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
* real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
(real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
* tree.h (get_type_static_bounds): Likewise.
2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Option Summary, C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
Make -Wfoo language annotations match what the compiler outputs.
2008-02-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu-builtins.def: Fixed wrong parameter type in spu
intrinsics spu_convts, spu_convtu, spu_convtf.
* testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2008-02-08 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Function Attributes) <noinline>: Mention
asm ("") as method to keep calls.
2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR other/32754
* doc/options.texi (Options): Replace references to opts.sh with
optc-gen.awk.
* opts-common.c: Likewise.
* optc-gen.awk: Likewise.
2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2008-02-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/33410
* config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
EXPR_LIST for the REG_EQUAL instead of a comparison with a
funny mode.
2008-02-07 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/35085
* tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
for operand entry oe2 in addition to operand entry oe3 in order to
expose more opportunities for vectorizer sum reduction.
2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35107
* Makefile.in (LIBS): Remove $(GMPLIBS).
(cc1-dummy, cc1): Add $(GMPLIBS).
2008-02-06 Jan Hubicka <jh@suse.cz>
PR target/23322
* i386.md (moddf_integer): Do not produce partial memory stalls for
targets where it hurts.
2008-02-06 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* optabs.c (expand_float): Do not check for decimal modes when
expanding unsigned integer through signed conversion.
2008-02-06 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
inside the clobber with a match_operand and duplicated operand
number in the constraint.
(ineqbranchsi): Delete redundant comment.
2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
builtin_define ("__USE_INIT_FINI__").
* config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
-msx multilibs.
* gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/30330
* doc/invoke.texi (C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
For each warning option -Wfoo that allows -Wno-foo, ensure both
-Wfoo and -Wno-foo are listed in the option index. Fix index
entry of -Wswitch-default, index -Wnormalized= including the
`=', and -Wlarger-than-@var{len} including @var{len}.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (floatunssisf2): Use
ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
(floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
Macroize expander using MODEF mode iterator.
2008-02-05 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35070
* toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/35084
* config/i386/i386.c (ix86_function_sseregparm): Add an arg
to indicate if a message should be generated.
(init_cumulative_args): Updated.
(function_value_32): Likewise.
2008-02-05 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-02-04.16.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2008-02-04 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/33631
* expr.c (count_type_elements): Give for unions instead of
guessing.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/35043
* gimplify.c (gimplify_init_ctor_eval): Convert array indices
to TYPE_DOMAINs base type instead of using bitsizetype here.
2008-02-03 Jason Merrill <jason@redhat.com>
* print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/29972
* doc/invoke.texi (C++ Dialect Options, Optimize Options)
(HPPA Options, i386 and x86-64 Options, IA-64 Options)
(RS/6000 and PowerPC Options): Fix typos and markup.
* doc/passes.texi (Tree-SSA passes): Likewise.
2008-02-02 Michael Matz <matz@suse.de>
PR target/35045
* postreload-gcse.c (record_last_reg_set_info_regno): Renamed
from record_last_reg_set_info.
(record_last_reg_set_info): Take an RTX argument, iterate over all
constituent hardregs.
(record_last_set_info, record_opr_changes): Change calls to
new signature or to record_last_reg_set_info_regno.
2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (X86 Built-in Functions): Fix grammar.
2008-02-01 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/34773
* reg-notes.def (EQUAL): Mention significance of combination of
REG_EQUAL and REG_RETVAL.
* fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
insn that has a REG_RETVAL.
2008-02-01 Roger Sayle <roger@eyesopen.com>
PR bootstrap/33781
* configure.ac (--enable-fixed-point): Disable unless explicitly
requested on IRIX.
* configure: Regenerate.
2008-02-01 Richard Guenther <rguenther@suse.de>
PR other/35042
* invoke.texi (-finline-limit): Remove no longer true parts
of the documentation. Note that there is no default value.
2008-02-01 Andrew Pinski <pinskia@gmail.com>
Mark Mitchell <mark@codesourcery.com>
Ben Elliston <bje@au.ibm.com>
PR c/29326
* doc/extend.texi (Other Builtins): Document.
2008-01-31 Tom Browder <tom.browder@gmail.com>
* doc/c-tree.texi (Types): Fix grammar.
(Expression trees): Ditto.
* doc/passes.texi (Tree-SSA passes): Ditto.
* doc/configterms.texi (Configure Terms): Fix typo.
* doc/cpp.texi (Common Predefined Macros): Ditto.
* doc/md.texi (Machine Constraints): Ditto.
* doc/makefile.texi (Makefile): Add comma.
2008-01-31 Tom Browder <tom.browder@gmail.com>
Gerald Pfeifer <gerald@pfeifer.com>
* doc/sourcebuild.texi (Front End): Remove references to CVS
and CVSROOT/modules.
(Texinfo Manuals): Replace reference to CVS by one to SVN.
(Back End): Remove reference to CVS.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34900
* config/mips/mips.c (gen_load_const_gp): New function, taking a
comment from...
(mips16_gp_pseudo_reg): ...here.
* config/mips/mips.md (load_const_gp): Replace with...
(load_const_gp_<mode>): ...this :P-based insn.
2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
options. Minor fixes.
(-std): Move reference to standards closer to where language
standards are first mentioned.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34995
* reload.c (alternative_allows_const_pool_ref): Take an rtx
parameter and return a bool. If the rtx parameter is nonnull,
check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
(find_reloads): Update call accordingly. Pass the new operand
if it needed no address reloads, otherwise pass null.
2008-01-30 Richard Henderson <rth@redhat.com>
PR c/34993
* tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
for unbounded arrays.
2008-01-30 Silvius Rus <rus@google.com>
* config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2008-01-30 Jan Hubicka <jh@suse.cz>
PR target/34982
* i386.c (init_cumulative_args): Use real function declaration when
calling locally.
2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34998
* global.c (build_insn_chain): Treat non-subreg_lowpart
SUBREGs of pseudos as clobbering all the words covered by the
SUBREG, not just all the bytes.
* ra-conflict.c (clear_reg_in_live): Likewise. Take the
original df_ref rather than an extract parameter.
(global_conflicts): Update call accordingly.
2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
the overflow check to make it easier to read.
(__fixtfdi): Change the type of the ll member in union
long_double to UDItype_x.
2008-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34969
* cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
* cgraph.c (cgraph_update_edges_for_call_stmt): New function.
* tree-inline.c (fold_marked_statements): Call
cgraph_update_edges_for_call_stmt if folding a call statement.
* cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
debug_generic_stmt calls, reset it back afterwards.
PR c/35017
* c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
static decls.
* c-typeck.c (build_external_ref): Don't pedwarn about
static vars in current function's scope.
2008-01-29 Joseph Myers <joseph@codesourcery.com>
* config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
PR c/35002
* ipa-struct-reorg.c: Fix spelling.
* params.def: Ditto.
2008-01-29 Richard Guenther <rguenther@suse.de>
PR middle-end/35006
* tree-inline.h (struct copy_body_data): Add remapping_type_depth
field.
* tree-inline.c (remap_type): Increment remapping_type_depth
around remapping types.
(copy_body_r): Only add referenced variables if they are referenced
from code, not types.
2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/34055
PR c++/34103
PR c++/34219
PR c++/34606
PR c++/34753
PR c++/34754
PR c++/34755
PR c++/34919
PR c++/34961
* c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
PR target/34412
* config/avr/avr.c (expand_prologue): Use correct QI mode frame
pointer for tiny stack.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* config/vx-common.h: Fix typo in comment.
2008-01-28 Ian Lance Taylor <iant@google.com>
PR c++/34862
PR c++/33407
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
coalesce pointers if they have different DECL_NO_TBAA_P values.
* tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
between variables with different DECL_NO_TBAA_P values.
2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
PR 31535
* config/rs6000/rs6000.c (small_data_operand): Vectors and floats
are not legitimate small data references on SPE targets.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (mips-*-*): Recommend binutils 2.18.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (--disable-libgcj-bc): Reword documentation.
2008-01-27 Joseph Myers <joseph@codesourcery.com>
* config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
*-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
*-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* basic-block.h (condjump_equiv_p): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-pretty-print.c (print_generic_decl, print_generic_stmt,
print_generic_stmt_indented): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* configure.ac (__stack_chk_fail): Add detecion for availability
of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
* configure: Regenerate.
2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
PR middle-end/34688
* final.c (output_addr_const): Handle TRUNCATE.
2008-01-26 Zdenek Dvorak <ook@ucw.cz>
PR target/34711
* tree-ssa-loop-ivopts.c (comp_cost): New type.
(zero_cost, infinite_cost): New constants.
(struct cost_pair): Change type of cost to comp_cost.
(struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
(new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
New functions.
(set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
split_address_cost, ptr_difference_cost, difference_cost,
get_computation_cost_at, get_computation_cost,
determine_use_iv_cost_generic, determine_use_iv_cost_address,
determine_use_iv_cost_condition, determine_use_iv_costs,
cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
Change type of cost to comp_cost.
(determine_iv_cost): Increase cost of non-original ivs, instead
of decreasing the cost of original ones.
(get_address_cost): Indicate the complexity of the addressing mode
in comp_cost.
(try_add_cand_for): Prefer using ivs not specific to some object.
* tree-flow.h (force_expr_to_var_cost): Declaration removed.
2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
Janis Johnson <janis187@us.ibm.com>
PR target/34814
* doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
(TARGET_INSTANTIATE_DECLS): Likewise.
* target.h (expand_to_rtl_hook): New target hook.
(instantiate_decls): Likewise.
* function.c (instantiate_decl): Make non-static. Rename to...
(instantiate_decl_rtl): ... this.
(instantiate_expr): Use instantiate_decl_rtl.
(instantiate_decls_1): Likewise.
(instantiate_decls): Likewise.
(instantiate_virtual_regs: Call new instantiate_decls taget hook.
* function.h (instantiate_decl_rtl): Add prototype.
* cfgexpand.c (target.h): New include.
(tree_expand_cfg): Call new expand_to_rtl_hook target hook.
* target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
(TARGET_INSTANTIATE_DECLS): Likewise.
(TARGET_INITIALIZER): New target hooks added.
* config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
New prototype.
* config/rs6000/rs6000.c (tree-flow.h): New include.
(machine_function): Add sdmode_stack_slot field.
(rs6000_alloc_sdmode_stack_slot): New function.
(rs6000_instantiate_decls): Likewise.
(rs6000_secondary_memory_needed_rtx): Likewise.
(rs6000_check_sdmode): Likewise.
(TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
(TARGET_INSTANTIATE_DECLS): Likewise.
(rs6000_hard_regno_mode_ok): Allow SDmode.
(num_insns_constant): Likewise. Handle _Decimal32 constants.
(rs6000_emit_move): Handle SDmode.
(function_arg_advance): Likewise.
(function_arg): Likewise.
(rs6000_gimplify_va_arg): Likewise. Add special handling of
SDmode var args for 32-bit compiles.
(rs6000_secondary_reload_class): Handle SDmode.
(rs6000_output_function_epilogue): Likewise.
(rs6000_function_value): Simplify if statement.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
(SECONDARY_MEMORY_NEEDED_RTX): Add define.
* config/rs6000/dfp.md (movsd): New define_expand and splitter.
(movsd_hardfloat): New define_insn.
(movsd_softfloat): Likewise.
(movsd_store): Likewise.
(movsd_load): Likewise.
(extendsddd2): Likewise.
(extendsdtd2): Likewise.
(truncddsd2): Likewise.
(movdd_hardfloat64): Fixup comment.
(UNSPEC_MOVSD_LOAD): New constant.
(UNSPEC_MOVSD_STORE): Likewise.
2008-01-26 Jakub Jelinek <jakub@redhat.com>
PR c++/34965
* c-pretty-print.c (pp_c_exclusive_or_expression): Handle
TRUTH_XOR_EXPR.
(pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
(pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
(pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
and TRUTH_XOR_EXPR.
2008-01-26 David Edelsohn <edelsohn@gnu.org>
PR target/34794
* config.gcc: Separate AIX 5.3 from AIX 6.1.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
__LONGDOUBLE128 too.
* config/rs6000/aix61.h: New file.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34959
* optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
popcount and parity rtxes the same mode as their operand.
Truncate or extend the result to the return value's mode
if necessary.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34981
* config/mips/mips-protos.h (mips_expand_call): Return an rtx.
* config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
to GOT_VERSION_REGNUM.
(CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
(EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
* config/mips/mips.c (mips_emit_call_insn): New function.
(mips_call_tls_get_addr): Call mips_expand_call directly.
(mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
emit_call_insn.
(mips16_build_call_stub): Likewise. Return the call insn or null.
(mips_expand_call): Update the call to mips16_build_call_stub
accordingly and a remove redundant condition. Assert that MIPS16
stubs do not use lazy binding. Use mips_emit_call_insn and return
the call insn.
(mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
TARGET_USE_GOT.
(mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
(mips_avoid_hazard): Remove hazard_set handling.
* config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
(UNSPEC_RESTORE_GP): ...this.
(UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
(FAKE_CALL_REGNO): Rename to...
(GOT_VERSION_REGNUM): ...this.
(type): Add "ghost" value. Add an associated insn reservation.
(hazard_set): Remove.
(exception_receiver): Rename to...
(restore_gp): ...this and update the unspec identifier accordingly.
(exception_receiver, nonlocal_got_receiver): New expanders.
(load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
FAKE_CALL_REGNO. Remove hazard_set attribute.
(set_got_version, update_got_version): New patterns.
2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
PR target/34970
* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
PR other/31955
* doc/install.texi2html: Generate gcc-vers.texi.
2008-01-25 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
* config/c4x: Remove directory.
* config.gcc (crx-*, mt-*): Mark obsolete.
(c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
sh-*-rtemscoff*): Remove cases.
* defaults.h (C4X_FLOAT_FORMAT): Remove.
* real.c (encode_c4x_single, decode_c4x_single,
encode_c4x_extended, decode_c4x_extended, c4x_single_format,
c4x_extended_format): Remove.
* real.h (c4x_single_format, c4x_extended_format): Remove.
* doc/extend.texi (interrupt, naked): Remove mention of attributes
on C4x.
(Pragmas): Remove comment about c4x pragmas.
* doc/install.texi (c4x): Remove target-specific instructions.
* doc/invoke.texi (TMS320C3x/C4x Options): Remove.
* doc/md.texi (Machine Constraints): Remove C4x documentation.
* doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
refer to C4x source files as examples.
(C4X_FLOAT_FORMAT): Remove documentation.
2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (override_options): Reorder tests so that
flag_pic gets enabled for -msep-data.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR middle-end/32244
* expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
to its bitfield precision if required.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33880
* tree-nested.c (walk_omp_for): New function.
(convert_nonlocal_reference, convert_local_reference): Call
walk_omp_for on OMP_FOR.
(convert_call_expr): Call walk_body on OMP_FOR's
OMP_FOR_PRE_INIT_BODY.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34966
* tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
default defs and PHI_NODEs we have to insert after the
defining statement.
2008-01-24 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
Provide a default definition.
(LIBGCC2_UNITS_PER_WORD): Likewise.
* config/stormy16/stormy16.c: Include df.h for the prototype
for df_regs_ever_live_p.
(xstormy16_expand_builtin_va_start): Convert the stack offset
into a component_ref and then use POINTER_PLUS_EXPR to add it
to the incoming_virtual_args_rtx.
(xstormy16_gimplify_va_arg_expr): Rename to
xstormy16_gimplify_va_arg_expr.
Use POINTER_PLUS_EXPR when performing pointer arithmetic.
(TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
xstormy16_gimplify_va_arg_expr.
Fix up some formatting issues.
* config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
Move to predicates.md.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/stormy16/predicates.md:
(xstormy16_carry_plus_operand): New predicate.
(xs_hi_general_operand): New predicate.
(xs_hi_nonmemory_operand): New predicate.
* config/stormy16/stormy16-protos.h:
(xstormy16_carry_plus_operand): Delete prototype.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/storm16/stormy16.md (addhi3): Remove earlyclobber
modifiers as they are no longer needed and they can trigger
reload spill failures.
* config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
with a match_operand in order to help reload.
* config/storm16/stormy16.md (movhi_internal): Replace 'r'
constraint with 'e' for the 8th alternative as this version of
the mov.w instruction only accepts the lower 8 registers.
2008-01-25 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
vector elements.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33333
* gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
New functions.
(remove_structure): Update allocations list before removing structure.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (is_safe_cond_expr,
create_new_stmts_for_cond_expr): Use integer_zerop function,
that recognize not only zero-pointer, but zero-integer too.
2008-01-25 Ben Elliston <bje@au.ibm.com>
PR other/22232
* fixproto: Escape "." in sed expression that strips leading "./".
2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
PR driver/34904
* gcc.c (SWITCH_OK): Removed.
(SWITCH_LIVE): Changed to bit.
(SWITCH_FALSE): Likewise.
(SWITCH_IGNORE): Likewise.
(switchstr): Change live_cond to unsigned int.
(process_command): Replace SWITCH_OK with 0.
(do_self_spec): Likewise.
(set_collect_gcc_options): Check the SWITCH_IGNORE bit.
(give_switch): Likewise.
(used_arg): Likewise.
(do_spec_1): Set the SWITCH_IGNORE bit.
(check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
bits. Set the SWITCH_LIVE bit.
2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (MOVE_RATIO): Define new target macro.
2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
PR tree-optimization/34472
* ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
parameter to a "bool *" and set *DATA to false if there is
an unsafe access. Do not delete the structure here.
(check_cond_exprs): Delete it here instead.
(check_cond_exprs, exclude_cold_structs): Do not increase
I when removing a structure.
2008-01-24 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* config/i386/i386.c (ix86_expand_vector_init): Consider only
CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
PR middle-end/34934
* tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
a fixed vector for stack.
2008-01-24 Ben Elliston <bje@au.ibm.com>
PR c++/25701
* doc/gcc.texi (Software development): Add a direntry for g++.
2008-01-23 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
stale and straggling -fforce-addr comments above.
* config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
define.
* config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
* config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2008-01-23 Michael Matz <matz@suse.de>
PR debug/34895
* dwarf2out.c (force_type_die): Use modified_type_die instead of
gen_type_die.
2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
* ipa-struct-reorg.c (create_new_malloc): Use pointer type as
malloc result type.
2008-01-23 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_current_arch): New variable.
(avr_arch_types): Add 'avr31' and 'avr51' entries.
(avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
(avr_mcu_types): Add 'avr31' and 'avr51' architectures.
(avr_override_options): Init 'avr_current_arch'.
(base_arch_s): Move from here...
* config/avr/avr.h (base_arch_s): ... here. Add new members
'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
'mega' to 'have_jmp_call'.
(TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
"__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
macros.
(LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
architectures.
* config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES): (Ditto.).
2008-01-23 Richard Guenther <rguenther@suse.de>
PR middle-end/31529
* cgraphunit.c (cgraph_reset_node): Always mark the node
not reachable if it is not queued already.
2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
* config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
(cputype_selected): New static variable.
(bfin_handle_option): Set it if -mcpu is used.
(override_option): Select default set of workarounds if no cpu type
selected on the command line.
(workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
From Michael Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
* config/bfin/elf.h (LIB_SPEC): Use proper linker script
for bf547, bf523, bf524, and bf526.
* config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
bf526.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
__ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
__ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
__ADSPBF547__ and __ADSPBF54x__ for bf547.
* doc/invoke.texi (Blackfin Options): Document that
-mcpu now accept bf547, bf523, bf524, and bf526.
2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/34628
* combine.c (try_combine): Stop and undo after the first combination
if an autoincrement side-effect on the first insn has effectively
been lost.
2008-01-22 David Edelsohn <edelsohn@gnu.org>
PR target/34529
* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
Offset addresses are not valid for Altivec or paired float modes.
2008-01-22 Jakub Jelinek <jakub@redhat.com>
PR c++/34607
* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
if DECL_INITIAL (decl) is error_mark_node.
PR c++/34914
* c-common.c (handle_vector_size_attribute): Only allow
integral, scalar float and fixed point types. Handle OFFSET_TYPE
the same way as pointer, array etc. types.
* tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
PR c++/34917
* tree.c (build_type_attribute_qual_variant): Call
build_qualified_type if attributes are equal, but quals are not.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 32102
* doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
* flags.h (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* opts.c (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* c-opts.c (c_common_handle_option): -Wall only sets
-Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
(c_common_post_options): Give default values to -Wstrict-aliasing
and -Wstrict-overflow if they are uninitialized.
* common.opt (Wstrict-aliasing): Specify Var and Init.
(Wstrict-overflow): Likewise.
2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
PR rtl-optimization/34884
* ddg.c (create_ddg_dep_from_intra_loop_link): Use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
(df_rd_bb_info.expanded_lr_out): Deleted
* loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
(df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Removed code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make more
understandable.
(df_rd_confluence_n): Removed code to no apply invalidate_by_call
sets if the sets are being trimmed.
2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/32287
* configure.ac (ld_vers): Support GNU linker version xx.xx.*
(as_vers): Likewise.
* configure: Regenerated.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/33092
* tree-pass.h (pass_build_alias): New pass.
* tree-ssa-alias.c (gate_build_alias): New.
(pass_build_alias): New.
* passes.c (init_optimization_passes): Add pass_build_alias after
pass_create_structure_vars.
2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
* config/s390/s390.md (FP_ALL): New mode iterator.
(_d): New mode attribute.
("*signbit<mode>2>"): Changed mode of first operand.
("isinf<mode>2"): Changed mode of first operand.
("*TDC_insn"): Adaptation for DFP modes.
2008-01-22 Ben Elliston <bje@au.ibm.com>
* tree.c (check_qualified_type): Improve function description.
2008-01-21 Jason Merrill <jason@redhat.com>
PR c++/34196
* tree.h (TRY_CATCH_IS_CLEANUP): New macro.
* tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
if it is set.
2008-01-21 DJ Delorie <dj@redhat.com>
* doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
return zero.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR middle-end/34856
* tree-cfg.c (verify_expr): Allow all invariant expressions
instead of just constant class ones as reference argument.
* tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
like any other constant.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
* regmove.c (fixup_match_1): Update call crossed frequencies.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR c/34885
* tree-inline.c (setup_one_parameter): Deal with mismatched
types using a VIEW_CONVERT_EXPR.
2008-01-21 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/34701
* ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
when the structure size is not a power of 2.
2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/install.texi: Add doc for --enable-checking=df.
2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/34808
* emit-rtl.c (try_split): Handle REG_RETVAL notes.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
* global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
input.
2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
(df_rd_bb_info.expanded_lr_out): New.
* loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto.
* df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Added code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make
more understandable.
(df_rd_confluence_n): Add code to do nothing with fake edges and
code to no apply invalidate_by_call sets if the sets are being trimmed.
(df_lr_local_finalize): Renamed to df_lr_finalize.
(df_live_local_finalize): Renamed to df_live_finalize.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34831
* config/mips/mips.md (div<mode>3): Use <recip_condition> when
deciding whether to use reciprocal instructions.
2008-01-19 Uros Bizjak <ubizjak@gmail.com>
* dwarf2out.c (dwarf2out_switch_text_section): Do not call
dwarf2out_note_section_used if cold_text_section is NULL.
2008-01-19 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34610
* tree-cfg.c (make_edges): Mark both outgoing edges from
OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
* omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
from OMP_FOR and OMP_CONTINUE outgoing edges.
* tree-profile.c (tree_profiling): Return early if
cfun->after_tree_profile != 0. Set cfun->after_tree_profile
at the end.
* omp-low.c (expand_omp_parallel): Copy after_tree_profile
from cfun to child_cfun.
* function.h (struct function): Add after_tree_profile bit.
2008-01-19 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.S (_exit): Disable interrupt.
2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* df-problems.c (df_live_scratch): New scratch bitmap.
(df_live_alloc): Allocate df_live_scratch when doing df_live.
(df_live_reset): Clear the proper bitmaps.
(df_live_bb_local_compute): Only process the artificial defs once
since the order is not important.
(df_live_init): Init the df_live sets only with the variables
found live by df_lr.
(df_live_transfer_function): Use the df_lr sets to prune the
df_live sets as they are being computed.
(df_live_free): Free df_live_scratch.
2008-01-18 Ian Lance Taylor <iant@google.com>
* common.opt: Add fmerge-debug-strings.
* dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
flag_merge_debug_strings rather than flag_merge_constants.
* doc/invoke.texi (Option Summary): Mention
-fmerge-debug-strings.
(Debugging Options): Document -fmerge-debug-strings.
2008-01-18 Ian Lance Taylor <iant@google.com>
PR c++/33407
* tree.h (DECL_IS_OPERATOR_NEW): Define.
(struct tree_function_decl): Add new field operator_new_flag.
* tree-inline.c (expand_call_inline): When inlining a call to
operator new, force the return value to go into a variable, and
set DECL_NO_TBAA_P on that variable.
* c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2008-01-18 Uros Bizjak <ubizjak@gmail.com>
PR debug/34484
* dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
DWARF2_DEBUGGING_INFO.
(dwarf2out_note_section_used): Ditto. Add prototype.
(have_multiple_function_sections, text_section_used,
cold_text_section_used, *cold_text_sections): Move declarations
before their uses.
2008-01-17 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
field and add signal_ra.
* config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
assignments to frame state pc. Move end of stack check after
MD_FALLBACK_FRAME_STATE_FOR.
(uw_update_context_1): Use frame state signal_regs if set, instead
of checking signal_frame flag.
(uw_update_context): Use frame state signal_ra if set.
* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
* config/xtensa/linux-unwind.h: New file.
2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
* modulo-sched.c (get_sched_window): Fix comment typo.
2008-01-17 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/34648
* tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2008-01-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
* config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2008-01-17 Seongbae Park <seongbae.park@gmail.com>
PR rtl-optimization/34400
* df-core.c (df_worklist_dataflow_overeager,
df_worklist_dataflow_doublequeue): New functions.
(df_worklist_dataflow): Two different worklist solvers.
* params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
New param.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
PR testsuite/34821
* doc/invoke.texi: Document the dependence on pthread for fopenmp
and ftree-parallelize-loops.
2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
PR rtl-optimization/34826
* loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
* global.c (find_reg): Mark the eh regs as used if necessary.
* ra-conflict.c (global_conflicts): Set no_eh_reg flag.
* ra.h (struct allocno): no_eh_reg field added. Changed
no_stack_reg type to bitfield.
2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr): Add missing 'break'.
2008-01-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34825
* tree-ssa-math-opts.c (is_division_by): Do not recognize
x / x as division to handle.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
"-pthread" is specified.
* pa-hpux11.h (LIB_SPEC): Likewise.
2008-01-16 Janis Johnson <janis187@us.ibm.com>
Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/33796
* sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR libgfortran/34699
* pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
static links.
* pa-hpux10.h (LINK_SPEC): Likewise.
* pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR middle-end/32628
* fold-const.c (fold_convert_const_int_from_int): Do not
set overflow if that occured only because of a sign extension
change when converting from/to a sizetype with the same
precision and signedness.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* dwarf2out.c (output_call_frame_info): Move output of FDE initial
location address to the correct place. Update copyright year.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* lambda-code.c (lambda_transform_legal_p): Handle the case of
no dependences in the dependence_relations vector.
2008-01-16 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/31396
* regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
* cfg.c (dump_reg_info): Print it.
* regs.h (struct reg_info_t): add freq_calls_crossed.
(REG_FREQ_CALLS_CROSSED): New macro.
* global.c (global_alloc): Compute freq_calls_crossed for allocno.
(find_reg): Update call of CALLER_SAVE_PROFITABLE.
* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
regmove_optimize): Update call crossed frequencies.
* local-alloc.c (struct qty): Add freq_calls_crossed.
(alloc_qty): Copute freq_calls_crossed.
(update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
(find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
* ra.h (struct allocno): Add freq_calls_crossed.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
libgomp when compiling with ftree-parallelize-loops.
(GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34769
* tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
* tree.c (int_cst_value): Instead make this function more
permissive in what it accepts as valid input. Document this
function always sign-extends the value.
2008-01-16 Jakub Jelinek <jakub@redhat.com>
Richard Guenther <rguenther@suse.de>
PR c/34668
* gimplify.c (fold_indirect_ref_rhs): Rename to ...
(gimple_fold_indirect_ref_rhs): ... this.
(gimple_fold_indirect_ref): New function with foldings
that preserve lvalueness.
(gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
* tree-flow.h (gimple_fold_indirect_ref): Declare.
* tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
to fold an INDIRECT_REF, fall back to the old use of
fold_indirect_ref_1.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (subscript_dependence_tester_1): Call
free_conflict_function.
(compute_self_dependence): Same.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* debug.h (dwarf2out_switch_text_section): Move declaration from ...
* dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
function global.
* final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
for DWARF2_UNWIND_INFO targets.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR c/34768
* c-typeck.c (common_pointer_type): Do not merge inconsistent
type qualifiers for function types.
2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
loop_iterator li from previous commit.
2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
(parallelize_loops): Don't parallelize irreducible components.
2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/24924
* c-opts (c_common_post_options): Do not enable CPP
flag_pedantic_errors by default.
2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/31944
* cse.c (remove_pseudo_from_table): New function.
(merge_equiv_classes): Use above function to remove pseudo-registers.
(invalidate): Likewise.
2008-01-13 Richard Guenther <rguenther@suse.de>
PR middle-end/34601
* emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
instead of TYPE_MODE to deal with calls from expand_one_error_var.
2008-01-13 Uros Bizjak <ubizjak@gmail.com>
* gcse.c (cprop_jump): Call validate_unshare_change instead of
validate_change to unshare the source of the PC set.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR middle-end/32135
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
references above array bounds. This might trigger bounds checks for
pointers to arrays.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
new_replaceable_dependencies.
2008-01-12 Doug Kwan <dougkwan@google.com>
* c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
instead of OPT_Wreturn_type in warning due to ignored return type
qualifiers.
* c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
options included in -Wextra.
* c.opt: New option -Wignored_qualifiers.
* doc/invoke.texi (Warning Options, -Wextra): Add new option
-Wignore_qualifiers.
(-Wignored-qualifiers): Document.
(-Wreturn-type): Remove description of functionality now handled
by -Wignored-qualifiers.
2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/33788
* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
NOP_EXPR if it is between integral types with the same precision.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR other/28023
* invoke.texi (max-inline-recursive-depth): Fix default value.
2008-01-12 Zdenek Dvorak <ook@ucw.cz>
* tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
correct type.
2008-01-11 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (override_options): Set flag_shlib.
2008-01-11 James E. Wilson <wilson@specifix.com>
PR target/26015
* config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2008-01-11 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (expand_prologue, expand_epilogue): Don't
save/restore frame pointer register and don't use 'call-prologues'
optimization in function with "OS_task" attribute.
2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/31309
* expr.c (copy_blkmode_from_reg): Use a mode suited to the size
when copying to memory.
2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/30905
* cfgcleanup.c: Include dce.h
(crossjumps_occured): New global variable.
(try_crossjump_bb): Exit loop after finding a fallthru edge.
If something changed, set crossjumps_occured to true.
(try_optimize_cfg): Clear crossjumps_occured at the beginning.
Don't add/remove fake edges to exit here...
(cleanup_cfg): ...but do it here, when crossjumping.
Run a fast DCE when successful crossjumps occured in the latest
iteration of try_optimize_cfg.
2008-01-11 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
(struct vn_unary_op_s): Likewise.
(vn_reference_insert): Free old reference on hash collision.
2008-01-10 Raksit Ashok <raksit@google.com>
PR rtl-optimization/27971
* combine.c (find_split_point): Split PLUS expressions which are
inside a MEM rtx, and whose first operand is complex.
2008-01-10 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
(m32c_hard_regno_nregs): ...this, which is now a wrapper.
(m32c_hard_regno_ok): Call the underlying function.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR middle-end/34683
* tree-cfg.c (tree_merge_blocks): Do not go through the
full-blown folding and stmt updating path if we just deal
with virtual operands.
* tree-ssa-copy.c (may_propagate_copy): Do not short-cut
test for abnormal SSA_NAMEs.
2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
PR middle-end/34641
* reload.c (push_reload): Add assertions. All constants from
reg_equiv_constant should have been used for replacing the respective
pseudo earlier.
(find_reloads_address): Invoke find_reloads_address_part for
constant taken from the reg_equiv_constant array.
2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
field (valnum) the first in the struct. Replace bools with
unit bit fields.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34651
* tree-sra.c (sra_build_assignment): Sanitize. Use the correct
types and ordering for masking and converting.
2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34017
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
also for PHI_NODE expressions.
2008-01-09 Jan Hubicka <jh@suse.cz>
PR tree-optimization/34708
* tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
based on number of case labels.
(init_inline_once): Remove switch_cost.
* tree-inline.h (eni_weights_d): Remove switch_cost.
2008-01-09 Richard Guenther <rguenther@suse.de>
Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30132
* gimplify.c (gimplify_cond_expr): Do not create an addressable
temporary if an rvalue is ok or an lvalue is not required.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34458
* tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
adjust return type.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34679
* tree.c (host_integerp): Check for sizetype only if the
type is an integer type.
2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
PR debug/26364
* opts.c (decode_options): Disable inlining of functions called
once if not in unit-at-a-time mode.
2008-01-09 Alexandre Oliva <aoliva@redhat.com>
* Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR middle-end/31863
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
out early if the result will be unused.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34709
Revert:
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
* config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
for vectorization tuned.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-operands.c (operand_build_cmp): Export.
* tree-ssa-operands.h (operand_build_cmp): Declare.
* tree-vn.c (vuses_compare): Remove.
(sort_vuses): Use operand_build_cmp.
(sort_vuses_heap): Likewise.
* tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
to re-use old VEC if available. Do not sort already sorted VUSEs.
(vdefs_to_vec): Do not sort already sorted VDEFs.
2008-01-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34694
* omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34702
* doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
limitations of reciprocal sequences on x86 targets.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-flow-inline.h (var_ann): Remove overzealous asserts.
2008-01-07 Jakub Jelinek <jakub@redhat.com>
PR target/34622
* config/darwin.c (darwin_mergeable_string_section): Don't use
.cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2008-01-07 Uros Bizjak <ubizjak@gmail.com>
PR target/34682
* config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
negxf2. Macroize expander using X87MODEF mode iterator. Change
predicates of op0 and op1 to register_operand.
(abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
expander using X87MODEF mode iterator. Change predicates of
op0 and op1 to register_operand.
("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
corresponding patterns and macroize using MODEF macro. Change
predicates of op0 and op1 to register_operand and remove
"m" constraint. Disparage "r" alternative with "!".
("*absneg<mode>2_i387"): Rename from corresponding patterns and
macroize using X87MODEF macro. Change predicates of op0 and op1
to register_operand and remove "m" constraint. Disparage "r"
alternative with "!".
(absneg splitter with memory operands): Remove.
("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
patterns and macroize using X87MODEF mode iterator.
* config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
Change predicate of op1 to register_operand.
* config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
for memory operands.
2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2008-01-07 Richard Guenther <rguenther@suse.de>
* basic-block.h (struct edge_def): Pair dest_idx with goto_locus
fields.
2008-01-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
VOPs of the needed size to save memory. Use VEC_quick_push
to save compile-time.
(vdefs_to_vec): Likewise.
2008-01-07 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md (divdf3): Genetate inline code for double
division. The implementation doesn't handle INF or NAN, therefore it
only applies when -ffinite-math-only is given.
2008-01-06 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/34680
* c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
* doc/cpp.texi ([Common Predefined Macros]): Document.
2008-01-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
order to use commutative addition instead of subtraction.
2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
Mircea Namolaru <namolaru@il.ibm.com>
Vladimir Yanovsky <yanov@il.ibm.com>
Revital Eres <eres@il.ibm.com>
PR tree-optimization/34263
* tree-outof-ssa.c (process_single_block_loop_latch,
contains_tree_r): New functions.
(analyze_edges_for_bb): Call process_single_block_loop_latch
function to empty single-basic-block latch block if possible.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
(ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2008-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/34618
* tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
flag from T.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
PR target/34673
* config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
Update copyright year.
* config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
Update copyright year.
* config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
using NR fixup.
2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
* tree-vrp.c (find_conditional_asserts): Remove redundant check that
edge does not point to current bb before changing need_assert.
2008-01-04 Richard Guenther <rguenther@suse.de>
PR middle-end/34029
* tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
for verifying purposes if they are is_gimple_min_invariant.
2008-01-04 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/34448
PR tree-optimization/34465
* gimplify.c (gimplify_init_constructor): Add new parameter
notify_temp_creation. Use it.
(gimplify_modify_expr_rhs): Take volatiles into account when
optimizing constructors.
Do not optimize constructors if gimplify_init_constructor will dump to
memory.
* gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
* gcc.c-torture/compile/pr34448.c: New.
2008-01-04 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34609
* tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
return_slot if result is TREE_ADDRESSABLE.
2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (sqrt_condition): Tweak comment.
(recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2008-01-03 Tom Tromey <tromey@redhat.com>
PR c/34457
* c-common.c (c_type_hash): Handle VLAs.
2008-01-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/31081
* tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
0 when inlining and not inlining to first basic block.
(remap_decl): When var is initialized to 0, don't set default_def.
(expand_call_inline): Set entry_bb.
* tree-inline.h (copy_body_data): Add entry_bb.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR c++/34619
* cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
before returning.
PR tree-optimization/29484
* tree-inline.c (inline_forbidden_p_2): New function.
(inline_forbidden_p): Disallow inlining if some static var
has an address of a local LABEL_DECL in its initializer.
* doc/extend.texi (Labels as Values): Document &&foo behaviour
vs. inlining.
2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34635
* tree-data-ref.c (add_other_self_distances): Make sure that the
evolution step is constant.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34608
* omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
* tree-sra.c (scalarize_init): Insert the generate_element_init
statements after the generate_element_zero statements.
2008-01-02 Richard Guenther <rguenther@suse.de>
PR middle-end/34093
PR middle-end/31976
* tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
for very large number of operands instead of ICEing.
2008-01-02 Arthur Norman <acn1@cam.ac.uk>
PR target/34013
* config/i386/i386.c (ix86_expand_prologue): Save red-zone
while stack probing.
2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
* c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
in C++0x mode.
2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
PR libmudflap/26442
* tree-mudflap.c (mx_register_decls): Guard warning by
!DECL_ARTIFICIAL check.
2008-01-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
sse5_perm<mode>): Fix constraints.
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