1 2009-11-03 Richard Guenther <rguenther@suse.de>
3 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
5 2009-11-03 Dodji Seketeli <dodji@redhat.com>
8 * c-common.c (fold_offsetof_1): Issue errors when the member designator
9 of the offsetoff expression is not legitimate.
11 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
14 names instead of numerical constants.
15 (sse_prologue_save): Ditto.
16 (*sse_prologue_save_insn): Ditto.
18 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
22 (TARGET_CALL_ESP): New define.
23 * config/i386/i386.c (initial_ix86_tune_features): Initialize
25 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
26 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
27 *call_1, *call_value_pop_1 and *call_value_1. Depend on
29 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
30 New patterns, use "lsm" as operand 1 constraint.
31 * config/i386/predicates.md (call_insn_operand): Depend on
32 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
34 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
36 PR tree-optimization/41857
37 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
38 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
40 * tree-ssa-address.c (move_hint_to_base): New function.
41 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
42 address space associated with TYPE.
43 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
44 most_expensive_mult_to_index. Call move_hint_to_base.
45 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
46 TYPE to addr_to_parts.
48 2009-11-02 Martin Jambor <mjambor@suse.cz>
50 PR tree-optimization/41750
51 * tree-sra.c (analyze_modified_params): Loop over all
52 representatives of components of a parameter.
54 2009-11-02 Jakub Jelinek <jakub@redhat.com>
56 PR tree-optimization/41841
57 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
58 local variables of not yet materialized clones.
61 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
62 for a VOIDmode variable.
65 * c-pragma.c (visstack): Change into vector of ints rather than
66 enum symbol_visibility.
67 (push_visibility): Add kind argument, push default_visibility together
69 (pop_visibility): Add kind argument, return true if successful, fail
70 if visibility stack is empty or if stack top is of different kind.
71 (handle_pragma_visibility): Don't check length of visstack, instead
72 call pop_visibility and issue diagnostics if it failed. Pass 0
73 as last argument to push_visibility and pop_visibility.
74 * c-pragma.h (push_visibility): Add kind argument.
75 (pop_visibility): Likewise. Return bool instead of void.
77 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
79 * tree.def (TARGET_MEM_REF): Update comment.
80 * alias.c (get_alias_set): Retrieve the original memory reference for
81 a TARGET_MEM_REF before proceeding.
83 2009-10-31 Anatoly Sokolov <aesok@post.ru>
85 * config/frv/frv.c (frv_function_value, frv_libcall_value,
86 frv_function_value_regno_p): New functions.
87 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
88 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
89 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
90 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
92 2009-10-31 Anatoly Sokolov <aesok@post.ru>
94 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
95 new 'outgoing' argument.
96 (mn10300_libcall_value, mn10300_function_value_regno_p): New
98 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
99 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
100 LIBCALL_VALUE): Remove.
101 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
102 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
103 (mh10300_function_value_regno_p): Declare.
105 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
107 * config/arm/cortex-a9.md: New - integer pipeline description.
109 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
111 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
112 aborting if the sizes of the two references don't match.
114 2009-10-31 Toon Moene <toon@moene.org>
116 * ipa-inline.c (cgraph_decide_inlining):
117 Include reason for not inlining called-once functions in dump file.
119 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
121 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
122 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
123 (LINK_SPEC): BE_LINK_SPEC added.
125 2009-10-30 Richard Guenther <rguenther@suse.de>
128 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
130 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
132 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
133 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
136 2009-10-30 Martin Jambor <mjambor@suse.cz>
138 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
140 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
143 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
144 first. Move assert on stack_alignment_estimated just before
145 setting stack_realign_needed.
146 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
147 Don't call update_stack_boundary.
149 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
150 (verride_options): Don't check ix86_force_align_arg_pointer here.
151 (ix86_function_ok_for_sibcall): Use it.
152 (ix86_update_stack_boundary): Likewise.
154 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
156 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
158 * arm.md (QHSI): New mode iterator.
159 (movqi): If generating for thumb, then truncate any immediate to
161 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
163 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
166 2009-10-29 Cary Coutant <ccoutant@google.com>
169 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
170 locations in the source).
171 (store_vcall_insn): New function.
172 (lookup_vcall_insn): New function.
173 (dwarf2out_virtual_call_token): Use store_vcall_insn.
174 (dwarf2out_copy_call_info): New function.
175 (dwarf2out_virtual_call): Use lookup_vcall_insn.
176 * emit-rtl.c (try_split): Call copy_call_info debug hook.
177 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
178 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
179 (debug_nothing_rtx_rtx): New dummy hook.
180 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
181 (xcoff_debug_hooks): Likewise.
182 * sdbout.c (sdb_debug_hooks): Likewise.
183 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
185 2009-10-29 David Daney <ddaney@caviumnetworks.com>
187 * doc/invoke.texi (mmcount-ra-address): Document new command line
189 * config/mips/mips.opt (mmcount-ra-address): New option.
190 * config/mips/mips-protos.h (mips_function_profiler): Declare new
192 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
194 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
195 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
197 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
198 mips_function_profiler.
200 2009-10-29 Steve Ellcey <sje@cup.hp.com>
204 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
205 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
206 * optc-gen.awk (cl_target_option_restore): Include call to
207 targetm.override_options_after_change.
208 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
209 * target.h (override_options_after_change): New.
210 * c-common.c (parse_optimize_options): Call
211 targetm.override_options_after_change.
212 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
213 (ia64_override_options_after_change): New.
214 (ia64_override_options) Add call to above.
216 2009-10-29 Michael Matz <matz@suse.de>
218 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
219 (gate_convert_to_rsqrt): Ditto.
220 (pass_convert_to_rsqrt): Ditto.
221 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
222 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
225 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
227 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
229 * config/arm/arm.c (find_best_start): Fix type of remainder to be
232 2009-10-29 Martin Jambor <mjambor@suse.cz>
234 PR tree-optimization/41775
235 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
236 (generate_subtree_copies): Do not unshare agg.
237 (load_assign_lhs_subreplacements): Do not unshare rhs.
238 (sra_modify_assign): Do not unshare exprs.
239 (propagate_subacesses_accross_link): Renamed to
240 propagate_subaccesses_across_link.
242 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
244 * arm.c (count_insns_for_constant): Rework to support counting for
245 thumb2 immediates as well.
246 (find_best_start): Split out from arm_gen_constant.
247 (arm_gen_constant): Rework to support XOR with immediate.
249 2009-10-29 Chao-ying Fu <fu@mips.com>
251 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
253 (mips_expand_synci_loop): Use the length rtx to control the
254 synci loop from the begin rtx that points to the first byte of
257 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
259 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
261 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
263 * dbxout.c (dbxout_common_check): Accept non public trees.
264 * dwarf2out.c (fortran_common): Accept non public trees.
266 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
268 * common.opt (fuse-linker-plugin): New option.
269 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
271 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
273 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
275 PR rtl-optimization/39715
276 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
277 (gen_cstoresi_ltu_thumb1): New splitter.
279 2009-10-28 Richard Guenther <rguenther@suse.de>
283 * tree-ssa.c (useless_type_conversion_p): Do not treat
284 conversions to pointers to incomplete types as useless.
285 * gimple.c (gimple_types_compatible_p): Compare struct tags,
288 2009-10-28 Jakub Jelinek <jakub@redhat.com>
290 * var-tracking.c (emit_note_insn_var_location): Don't call the second
291 vt_expand_loc unnecessarily when location is not a register nor
295 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
296 fields don't have DECL_NAME.
299 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
300 call convert_memory_address on addr.
303 * config/i386/i386.c (ix86_pic_register_p): Don't call
304 rtx_equal_for_cselib_p for VALUEs discarded as useless.
306 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
308 * var-tracking.c (emit_note_insn_var_location): Get the mode of
309 a variable part from its REG, MEM or VALUE.
311 2009-10-28 Richard Guenther <rguenther@suse.de>
313 * gimple.c (gimple_get_alias_set): Fix comment typo.
315 2009-10-28 Richard Guenther <rguenther@suse.de>
317 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
318 (free_lang_data): Unconditionally compute alias sets for all
319 standard integer types. Bail out if gate bailed out previously.
320 Do not reset the types_compatible_p langhook.
321 (gate_free_lang_data): Remove.
322 (struct pass_ipa_free_lang_data): Enable unconditionally.
323 * gimple.c (gimple_get_alias_set): Use the same alias-set for
326 2009-10-28 Richard Guenther <rguenther@suse.de>
329 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
330 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
331 (call_may_clobber_ref_p_1): Likewise.
332 * tree-ssa-structalias.c (find_func_aliases): Likewise.
333 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
335 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
337 PR rtl-optimization/41812
340 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
342 * df-problems.c (df_md_scratch): New.
343 (df_md_alloc, df_md_free): Allocate/free it.
344 (df_md_local_compute): Only include live registers in init.
345 (df_md_transfer_function): Prune the in-set computed by
346 the confluence function, and the gen-set too.
348 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
350 PR rtl-optimization/39715
351 * combine.c (simplify_comparison): Use extensions to
352 widen comparisons. Try an ANDing first.
354 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
356 PR rtl-optimization/40741
357 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
358 a small constant is cheap.
359 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
360 force_reg on the LHS.
361 (xorsi3): Likewise, and split the XOR if the constant is complex
362 and not in Thumb mode.
364 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
366 * expmed.c (emit_store_flag): Check costs before
367 transforming to the opposite representation.
369 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
371 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
372 cstore result to DImode.
374 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
376 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
377 inside the unspec vector.
379 2009-10-27 Richard Henderson <rth@redhat.com>
381 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
383 2009-10-27 Richard Henderson <rth@redhat.com>
386 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
387 eh_region_may_contain_throw; update users.
388 (eh_region_may_contain_throw): New function.
389 (lower_catch): Check flag_exceptions before creating exception region.
390 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
391 (lower_cleanup): Tidy existing flag_exceptions check to match.
393 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
396 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
397 * config/i386/mingw.opt: Add fset-stack-executable.
398 * config/i386/i386.c (ix86_trampoline_init): Make call to
399 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
400 defined and its value is not zero.
403 2009-10-27 Richard Guenther <rguenther@suse.de>
405 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
406 handle calls to externally visible functions like in regular mode.
407 (create_variable_info_for): Do not create function infos here.
408 (have_alias_info): Remove write-only variable.
409 (solve_constraints): New function split out from common code
410 in compute_points_to_sets and ipa_pta_execute.
411 (compute_points_to_sets): Adjust.
412 (ipa_pta_execute): Likewise. Handle clones and externally visible
413 functions like in non-IPA mode.
415 2009-10-27 Jakub Jelinek <jakub@redhat.com>
418 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
421 2009-10-27 Richard Guenther <rguenther@suse.de>
423 * tree-complex.c (expand_complex_div_wide): Check for
424 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
426 2009-10-27 Revital Eres <eres@il.ibm.com>
428 PR tree-optimization/40648
429 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
430 Change decision of when to peel for alignment.
432 2009-10-27 Richard Guenther <rguenther@suse.de>
435 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
437 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
440 * fold-const.c (fold_binary_loc): Do not call
441 protected_set_expr_location.
443 2009-10-27 Wei Guozhi <carrot@google.com>
446 * target.h (have_conditional_execution): Add a new target hook
448 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
449 * targhooks.h (default_have_conditional_execution): Likewise.
450 * targhooks.c (default_have_conditional_execution): Likewise.
451 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
452 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
453 (arm_have_conditional_execution): New function.
454 * ifcvt.c (noce_process_if_block, find_if_header,
455 cond_exec_find_if_block, dead_or_predicable): Change the usage of
456 macro HAVE_conditional_execution to a target hook call.
457 * recog.c (peephole2_optimize): Likewise.
458 * sched-rgn.c (add_branch_dependences): Likewise.
459 * final.c (asm_insn_count, final_scan_insn): Likewise.
460 * bb-reorder.c (HAVE_conditional_execution): Remove it.
462 2009-10-26 Ben Elliston <bje@au.ibm.com>
463 Michael Meissner <meissner@linux.vnet.ibm.com>
464 Ulrich Weigand <uweigand@de.ibm.com>
466 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
467 * config/spu/spu_cache.h: New file.
469 * config/spu/cachemgr.c: New file.
470 * config/spu/cache.S: New file.
472 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
473 (ADDR_SPACE_EA): Define.
474 (TARGET_ADDR_SPACE_KEYWORDS): Define.
475 * config/spu/spu.c (EAmode): New macro.
476 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
477 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
478 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
479 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
480 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
481 (TARGET_ADDR_SPACE_CONVERT): Likewise.
482 (TARGET_ASM_SELECT_SECTION): Likewise.
483 (TARGET_ASM_UNIQUE_SECTION): Likewise.
484 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
485 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
486 (ea_symbol_ref): New function.
487 (spu_legitimate_constant_p): Handle __ea qualified addresses.
488 (spu_addr_space_legitimate_address_p): New function.
489 (spu_addr_space_legitimize_address): Likewise.
490 (cache_fetch): New global.
491 (cache_fetch_dirty): Likewise.
492 (ea_alias_set): Likewise.
493 (ea_load_store): New function.
494 (ea_load_store_inline): Likewise.
495 (expand_ea_mem): Likewise.
496 (spu_expand_mov): Handle __ea qualified memory references.
497 (spu_addr_space_pointer_mode): New function.
498 (spu_addr_space_address_mode): Likewise.
499 (spu_addr_space_subset_p): Likewise.
500 (spu_addr_space_convert): Likewise.
501 (spu_section_type_flags): Handle "._ea" section.
502 (spu_select_section): New function.
503 (spu_unique_section): Likewise.
504 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
505 and __EA64__ predefined macros.
506 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
507 -matomic-updates switches.
509 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
510 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
511 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
512 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
513 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
514 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
515 $(T)cache128k.o): Likewise.
516 ($(T)libgcc_%.a): Likewise.
518 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
519 * config/spu/spu.opt (-mea32/-mea64): Add switches.
520 (-maddress-space-conversion): Likewise.
521 (-mcache-size=): Likewise.
522 (-matomic-updates): Likewise.
523 * doc/invoke.texi (-mea32/-mea64): Document.
524 (-maddress-space-conversion): Likewise.
525 (-mcache-size=): Likewise.
526 (-matomic-updates): Likewise.
528 2009-10-26 Ben Elliston <bje@au.ibm.com>
529 Michael Meissner <meissner@linux.vnet.ibm.com>
530 Ulrich Weigand <uweigand@de.ibm.com>
532 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
534 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
535 defined, add the named address space keywords.
536 (c_addr_space_name): New function.
537 (complete_array_type): Preserve named address space.
538 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
539 instead of targetm.valid_pointer_mode.
541 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
542 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
543 (ADDR_SPACE_KEYWORD): New macro.
544 (c_addr_space_name): Add prototype.
546 * c-tree.h (struct c_declspecs): Add address_space member.
547 (declspecs_add_addrspace): Add prototype.
549 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
551 * c-parser.c (c_parse_init): Add assertion.
552 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
553 (c_lex_one_token): Handle address space keywords.
554 (c_token_starts_typename): Likewise.
555 (c_token_starts_declspecs): Likewise.
556 (c_parser_declspecs): Likewise.
557 (c_parser_postfix_expression_after_paren_type): Diagnose compound
558 literal within function qualified with named address space.
560 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
561 address space qualifiers.
562 (shadow_tag_warned): Warn about useless address space qualifiers.
563 (quals_from_declspecs): Handle address space qualifiers.
564 (grokdeclarator): Likewise.
565 (build_null_declspecs): Likewise.
566 (declspecs_add_addrspace): New function.
568 * c-typeck.c (addr_space_superset): New function.
569 (qualify_type): Handle named address spaces.
570 (composite_type): Likewise.
571 (common_pointer_type): Likewise.
572 (comp_target_types): Likewise.
573 (build_conditional_expr): Likewise.
574 (handle_warn_cast_qual): Likewise.
575 (build_c_cast): Likewise.
576 (convert_for_assignment): Likewise.
577 (build_binary_op): Likewise.
578 (pointer_diff): Handle named address spaces. Use intermediate
579 integer type of sufficient size if required.
581 2009-10-26 Ben Elliston <bje@au.ibm.com>
582 Michael Meissner <meissner@linux.vnet.ibm.com>
583 Ulrich Weigand <uweigand@de.ibm.com>
585 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
586 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
587 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
589 * target.h (struct target_def): Add pointer_mode, address_mode,
590 and valid_pointer_mode to addr_space substructure.
591 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
592 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
593 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
594 (TARGET_ADDR_SPACE_HOOKS): Add them.
595 * targhooks.c (target_default_pointer_address_modes_p): New function.
596 * target.h (target_default_pointer_address_modes_p): Add prototype.
597 * targhooks.c (default_addr_space_pointer_mode): New function.
598 (default_addr_space_address_mode): Likewise.
599 (default_addr_space_valid_pointer_mode): Likewise.
600 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
601 (default_addr_space_address_mode): Likewise.
602 (default_addr_space_valid_pointer_mode): Likewise.
603 * output.h (default_valid_pointer_mode): Move to ...
604 * targhooks.h (default_valid_pointer_mode): ... here.
605 * varasm.c (default_valid_pointer_mode): Move to ...
606 * targhooks.c (default_valid_pointer_mode): ... here.
608 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
609 instead of targetm.valid_pointer_mode.
611 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
612 * tree.c (integer_pow2p): Likewise.
613 (tree_log2): Likewise.
614 (tree_floor_log2): Likewise.
615 (signed_or_unsigned_type_for): Support pointer type of different size.
616 (int_or_pointer_precision): New function.
617 * tree.h (int_or_pointer_precision): Add prototype.
618 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
619 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
620 incoming pointer type instead of POINTER_SIZE.
622 * tree.c (build_pointer_type): Use appropriate pointer mode
624 (build_reference_type): Likewise.
625 * expr.c (store_expr): Likewise.
626 (expand_expr_addr_expr): Likewise.
627 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
628 * cfgexpand.c (expand_debug_expr): Likewise.
630 * auto-inc-dec.c: Include "target.h".
631 (try_merge): Use appropriate address mode instead of Pmode.
632 (find_inc): Likewise.
633 * combine.c (find_split_point): Likewise.
634 * cselib.c (cselib_record_sets): Likewise.
635 * dse.c (replace_inc_dec): Likewise.
636 (canon_address): Likewise.
637 * var-tracking.c (replace_expr_with_values): Likewise.
638 (count_uses): Likewise.
639 (add_uses): Likewise.
640 (add_stores): Likewise.
641 * emit-rtl.c: Include "target.h".
642 (adjust_address_1): Use appropriate address mode instead of Pmode.
643 (offset_address): Likewise.
644 * explow.c (break_out_memory_refs): Likewise.
645 (memory_address_addr_space): Likewise.
646 (promote_mode): Likewise.
647 * expr.c (move_by_pieces): Likewise.
648 (emit_block_move_via_loop): Likewise.
649 (store_by_pieces): Likewise.
650 (store_by_pieces_1): Likewise.
651 (expand_assignment): Likewise.
652 (store_constructor): Likewise.
653 (expand_expr_addr_expr): Likewise.
654 (expand_expr_real_1): Likewise.
655 * cfgexpand.c (expand_debug_expr): Likewise.
656 * ifcvt.c (noce_try_cmove_arith): Likewise.
657 * regcprop.c (kill_autoinc_value): Likewise.
658 * regmove.c (try_auto_increment): Likewise.
659 * reload.c (find_reloads): Likewise.
660 (find_reloads_address): Likewise.
661 (find_reloads_address_1): Likewise.
662 * sched-deps.c: Include "target.h".
663 (sched_analyze_1): Use appropriate address mode instead of Pmode.
664 (sched_analyze_2): Likewise.
665 * sel-sched-dump.c: Include "target.h".
666 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
667 * stor-layout.c (layout_type): Likewise.
668 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
669 (multiplier_allowed_in_address_p): Likewise.
670 (get_address_cost): Likewise.
671 * varasm.c (make_decl_rtl): Likewise.
673 * expr.c (expand_assignment): Always convert offsets to appropriate
675 (store_expr): Likewise.
676 (store_constructor): Likewise.
677 (expand_expr_real_1): Likewise.
679 * reload.h (form_sum): Add MODE argument.
680 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
681 Update recursive calls.
682 (subst_indexed_address): Update calls to form_sum.
684 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
685 * tree-ssa-address.c: Include "target.h".
686 (templates): Replace by ...
687 (mem_addr_template_list): ... this new vector.
688 (TEMPL_IDX): Handle address space numbers.
689 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
690 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
691 instead of global cache. Update call to gen_addr_rtx.
692 (valid_mem_ref_p): Update call to addr_for_mem_ref.
693 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
695 * rtl.h (convert_memory_address_addr_space): Add prototype.
696 (convert_memory_address): Define as macro.
697 * explow.c (convert_memory_address): Rename to ...
698 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
699 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
700 Update recursive calls.
701 (memory_address_addr_space): Call convert_memory_address_addr_space.
702 * expmed.c (make_tree): Likewise.
703 * expr.c (expand_assignment): Likewise.
704 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
705 (expand_expr_addr_expr): Likewise. Also, update call.
707 * alias.c (find_base_value): Guard pointer size optimizations.
708 (find_base_term): Likewise.
709 * rtlanal.c (nonzero_bits1): Likewise.
710 (num_sign_bit_copies1): Likewise.
711 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
713 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
714 (emit-rtl.o): Likewise.
715 (auto-inc-dec.o): Likewise.
716 (sched-deps.o): Likewise.
718 2009-10-26 Ben Elliston <bje@au.ibm.com>
719 Michael Meissner <meissner@linux.vnet.ibm.com>
720 Ulrich Weigand <uweigand@de.ibm.com>
722 * doc/extend.texi (Named Address Spaces): New section.
723 * coretypes.h (addr_space_t): New type.
724 (ADDR_SPACE_GENERIC): New define.
725 (ADDR_SPACE_GENERIC_P): New macro.
727 * doc/tm.texi (Named Address Spaces): New section.
728 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
729 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
730 (TARGET_ADDR_SPACE_SUBSET_P): Document.
731 (TARGET_ADDR_SPACE_CONVERT): Document.
732 * target.h (struct gcc_target): Add addr_space substructure.
733 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
734 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
735 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
736 (TARGET_ADDR_SPACE_CONVERT): Likewise.
737 (TARGET_ADDR_SPACE_HOOKS): Likewise.
738 (TARGET_INITIALIZER): Initialize addr_space hooks.
739 * targhooks.c (default_addr_space_legitimate_address_p): New function.
740 (default_addr_space_legitimize_address): Likewise.
741 (default_addr_space_subset_p): Likewise.
742 (default_addr_space_convert): Likewise.
743 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
744 (default_addr_space_legitimize_address): Likewise.
745 (default_addr_space_subset_p): Likewise.
746 (default_addr_space_convert): Likewise.
748 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
749 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
750 (MEM_ADDR_SPACE): New macro.
751 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
752 address space memory attribute.
753 (mem_attrs_htab_hash): Handle address space memory attribute.
754 (mem_attrs_htab_eq): Likewise.
755 (set_mem_attributes_minus_bitpos): Likewise.
756 (set_mem_alias_set): Likewise.
757 (set_mem_align): Likewise.
758 (set_mem_expr): Likewise.
759 (set_mem_offset): Likewise.
760 (set_mem_size): Likewise.
761 (adjust_address_1): Likewise.
762 (offset_address): Likewise.
763 (widen_memoy_address): Likewise.
764 (get_spill_slot_decl): Likewise.
765 (set_mem_attrs_for_spill): Likewise.
766 (set_mem_addr_space): New function.
767 * emit-rtl.h (set_mem_addr_space): Add prototype.
768 * print-rtl.c (print_rtx): Print address space memory attribute.
769 * expr.c (expand_assignment): Set address space memory attribute
770 of generated MEM RTXes as appropriate.
771 (expand_expr_real_1): Likewise.
772 * cfgexpand.c (expand_debug_expr): Likewise.
773 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
775 * tree.h (struct tree_base): Add address_space bitfield. Reduce
776 size of "spare" bitfield.
777 (TYPE_ADDR_SPACE): New macro.
778 (ENCODE_QUAL_ADDR_SPACE): Likewise.
779 (DECODE_QUAL_ADDR_SPACE): Likewise.
780 (CLEAR_QUAL_ADDR_SPACE): Likewise.
781 (KEEP_QUAL_ADDR_SPACE): Likewise.
782 (TYPE_QUALS): Encode type address space.
783 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
784 * tree.c (set_type_quals): Set type address space.
785 (build_array_type): Inherit array address space from element type.
786 * print-tree.c (print_node_brief): Print type address space.
787 (print_node): Likewise.
788 * tree-pretty-print.c (dump_generic_node): Likewise.
790 * explow.c (memory_address): Rename to ...
791 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
792 Use address-space aware variants of memory address routines.
793 * recog.c (memory_address_p): Rename to ...
794 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
795 Use address-space aware variants of memory address routines.
796 (offsettable_address_p): Rename to ...
797 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
798 Use address-space aware variants of memory address routines.
799 * reload.c (strict_memory_address_p): Rename to ...
800 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
801 Use address-space aware variants of memory address routines.
802 (maybe_memory_address_p): Rename to ...
803 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
804 Use address-space aware variants of memory address routines.
805 * expr.h (memory_address_addr_space): Add prototype.
806 (memory_address): Define as macro.
807 * recog.h (memory_address_addr_space_p): Add prototype.
808 (memory_address_p): Define as macro.
809 (offsettable_address_addr_space_p): Add prototype.
810 (offsettable_address_p): Define as macro.
811 (strict_memory_address_addr_space_p): Add prototype.
812 (strict_memory_address_p): Define as macro.
814 * combine.c (find_split_point): Use address-space aware variants
815 of memory address routines.
816 * emit-rtl.c (operand_subword): Likewise.
817 (change_address_1): Likewise.
818 (adjust_address_1): Likewise.
819 (offset_address): Likewise.
820 * expr.c (emit_move_insn): Likewise.
821 (expand_assignment): Likewise.
822 (expand_expr_real_1): Likewise.
823 * recog.c (verify_changes): Likewise.
824 (general_operand): Likewise.
825 (offsettable_memref_p): Likewise.
826 (offsettable_nonstrict_memref_p): Likewise.
827 (constrain_operands): Likewise.
828 * reload.c (get_secondary_mem): Likewise.
829 (find_reloads_toplev): Likewise.
830 (find_reloads_address): Likewise.
831 (find_reloads_subreg_address): Likewise.
832 * reload1.c (reload): Likewise.
833 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
834 * rtl.h (address_cost): Add ADDRSPACE argument.
835 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
836 aware variant of memory address routines.
837 * loop-invariant.c (create_new_invariant): Update address_cost call.
838 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
839 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
840 Use address-space aware variant of memory address routines.
841 (propagate_rtx_1): Update call to should_replace_address.
842 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
844 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
845 ADDRSPACE argument. Use per-address-space instead of global cache.
846 Use address-space aware variant of memory address routines.
847 (get_address_cost): Likewise.
848 (get_computation_cost_at): Update calls.
849 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
850 Use address-space aware variant of memory address routines.
851 (create_mem_ref_raw): Update call to valid_mem_ref_p.
852 (most_expensive_mult_to_index): Update call to
853 multiplier_allowed_in_address_p.
855 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
856 attribute to indicate named address spaces.
858 * varasm.c (get_variable_section): DECLs in named address spaces
861 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
862 for addresses in a non-generic address space.
864 * expr.c (emit_block_move_hints): Do not use libcalls for
865 memory in non-generic address spaces.
866 (clear_storage_hints): Likewise.
867 (expand_assignment): Likewise.
869 * fold-const.c (operand_equal_p): Expressions refering to different
870 address spaces are not equivalent.
872 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
873 spaces are not equivalent.
874 (rtx_equal_p): Likewise.
875 * cse.c (exp_equiv_p): Likewise.
876 * jump.c (rtx_renumbered_equal_p): Likewise.
877 * reload.c (operands_match_p): Likewise.
879 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
880 address spaces may alias.
881 (true_dependence): Likewise.
882 (canon_true_dependence): Likewise.
883 (write_dependence_p): Likewise.
885 * dse.c (canon_address): Handle named address spaces.
886 * ifcvt.c (noce_try_cmove_arith): Likewise.
888 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
889 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
890 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
891 to handle conversions between different address spaces.
892 * fold-const.c (fold_convert_loc): Likewise.
893 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
894 * tree-pretty-print.c (dump_generic_node): Likewise.
895 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
896 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
897 * tree-inline.c (estimate_operator_cost): Likewise.
898 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
899 to different address spaces are not useless.
901 2009-10-26 Jakub Jelinek <jakub@redhat.com>
904 * cfgcleanup.c (trivially_empty_bb_p): New function.
905 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
908 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
909 add_name_and_src_coords_attributes, gen_namespace_die,
910 dwarf2out_set_name): Handle dwarf2_name returning NULL.
912 2009-10-26 Nick Clifton <nickc@redhat.com>
914 * config.gcc: Add support for RX target.
915 * config/rx: New directory.
916 * config/rx/constraints.md: New file.
917 * config/rx/predicates.md: New file.
918 * config/rx/rx.c: New file.
919 * config/rx/rx.h: New file.
920 * config/rx/rx.md: New file.
921 * config/rx/rx.opt: New file.
922 * config/rx/rx-protos.h: New file.
923 * config/rx/t-rx: New file.
924 * doc/extend.texi: Document RX function attributes.
925 * doc/invoke.texi: Document RX specific command line options.
926 * doc/contrib.texi: Document RX contribution.
927 * doc/md.texi: Document RX constraints.
928 * doc/install.texi: Document RX support.
930 2009-10-26 Michael Matz <matz@suse.de>
932 PR tree-optimization/41783
933 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
934 case for simple diamonds.
935 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
936 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
937 argument, use alias oracle to skip some vdefs.
938 (phi_translate_1): Change call to above, don't allocate new
939 value ids if they can stay the same.
940 (compute_avail): Allow vuse walking when looking up references.
942 2009-10-26 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/41826
945 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
946 access to re-allocated vector fields.
948 2009-10-26 Richard Guenther <rguenther@suse.de>
950 * graphite-sese-to-poly.c (check_poly_representation): Fix
951 compile without checking.
953 2009-10-26 Janus Weil <janus@gcc.gnu.org>
956 * gimple.h (tree_annotate_all_with_location): Remove prototype.
957 * gimplify.c (tree_should_carry_location_p,
958 tree_annotate_one_with_location,tree_annotate_all_with_location):
959 Remove obsolete functions.
961 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
964 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
966 2009-10-25 Richard Guenther <rguenther@suse.de>
968 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
969 Stream DECL_RESTRICTED_P.
970 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
972 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
974 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
975 a note when expanding to nothing.
977 2009-10-25 Richard Guenther <rguenther@suse.de>
980 * tree.c (find_decls_types_r): Deal with Java overloading
981 BINFO_VIRTUALS for its own purpose.
983 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
985 * config/mips/predicates.md (hilo_operand): New predicate.
986 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
987 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
988 splitter part from here ...:
989 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
990 op0 and op4 to match the DINS case.
991 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
993 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
996 * avr.md (QIDI): Add new mode iterator.
997 (sbrx_branch<mode>): Create new zero extract bit, test and jump
998 patterns for all QI thru DI modes combinations.
999 (sbrx_and_branch<mode>): Create new and based bit test and jump
1000 patterns for QI thru SI modes.
1001 avr.c (avr_out_sbxx_branch): Use only bit number.
1003 2009-10-24 Jan Hubicka <jh@suse.cz>
1005 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1007 (analyze_function): When analyzing noreturn nothrow call, do not
1008 compute written stats; free bitmaps of vars early if possible.
1009 (generate_summary): Only update bitmaps if computed.
1010 (propagate): Only dump bitmaps if computed.
1011 (ipa_reference_read_summary): Fix pasto.
1013 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1015 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1016 (aliasing_component_refs_p): ...this. Return true if there is no
1017 common base and the base access types have the same alias set.
1018 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1019 (indirect_refs_may_alias_p): Likewise.
1021 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1024 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1025 a C_MAYBE_CONST_EXPR.
1027 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1030 * config/rs6000/rs6000.c (struct machine_function): Add
1031 vsx_or_altivec_used_p to record if vector types are used.
1032 (rs6000_expand_to_rtl_hook): Rename from
1033 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1034 any vector operations, so if there are, we can set VRSAVE to
1035 non-zero when only floating point vector registers are used.
1036 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1037 (rs6000_check_vector_mode): Inner function to check if vector
1038 types are used in the code.
1039 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1040 vector instructions are used.
1042 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1043 Indicate that VSX registers which overlap floating point
1044 registers, can't be used across a call, since the ABI only states
1045 the scalar part of the register will be saved and restored.
1047 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1050 * alias.c (get_alias_set): Call langhook before returning 0 for
1051 types with structural equality.
1052 * c-common.c (c_common_get_alias_set): Use alias set of element
1053 type for arrays with structural comparison.
1055 2009-10-23 Richard Guenther <rguenther@suse.de>
1058 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1059 gimple_call_nothrow_p.
1061 2009-10-23 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/41778
1064 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1065 redundancy along a path in the CFG we want to optimize for speed
1066 is going to be removed.
1067 (execute_pre): Do partial-PRE only if the function is to be
1068 optimized for speed.
1069 (gate_pre): Do not turn off all of PRE when not optimizing a
1072 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1074 * builtins.c (fold_builtin_cabs): Use validate_arg().
1075 (fold_builtin_cexp): Fix if-logic.
1076 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1078 2009-10-22 Jeff Law <law@redhat.com>
1080 * ira-lives.c (process_single_reg_class_operands): Update the
1081 hard reg costs for all the hard registers desired by the
1082 single reg class operand.
1084 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1086 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1087 for rtxes that aren't handled specially.
1089 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1091 * rtl.h (shallow_copy_rtvec): Declare.
1092 * rtl.c (shallow_copy_rtvec): New function.
1093 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1094 rtx field if the subrtx has changed.
1096 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1098 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1099 (m32c_function_value): Make static, add new 'outgoing' argument.
1100 (m32c_libcall_value): Make static, add new 'fun' argument.
1101 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1102 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1103 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1104 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1105 (m32c_function_value, m32c_libcall_value): Delete declaration.
1107 2009-10-22 Diego Novillo <dnovillo@google.com>
1109 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1111 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1113 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1116 2009-10-22 Richard Guenther <rguenther@suse.de>
1118 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1119 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1120 (lto_symtab_merge): Do not merge cgraph nodes here.
1121 (lto_symtab_resolve_can_prevail_p): Simplify.
1122 (lto_symtab_resolve_symbols): Store cgraph node.
1123 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1124 functions from the symtab.
1125 (lto_symtab_merge_cgraph_nodes_1): New function.
1126 (lto_symtab_merge_cgraph_nodes): Likewise.
1128 2009-10-22 Richard Guenther <rguenther@suse.de>
1131 * lto-streamer-out.c (lto_output_location): Stream the
1133 * lto-streamer-in.c (lto_input_location): Likewise.
1135 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1137 * cfgloopmanip.c (duplicate_subloops): Export.
1138 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1139 (transform_to_exit_first_loop): Duplicate bbs starting from
1140 header up to loop->latch instead of exit->src.
1141 Initialize control variable to the correct number of iterations.
1142 (gather_scalar_reductions): Do not register double reductions.
1143 (parallelize_loops): Dump which loop is tested.
1144 Indicate whether the parallelized loop is inner or not.
1145 Remove the innermost-loop requirement.
1146 * cfgloop.h (duplicate_subloops): Export.
1147 * tree-cfg.c (add_phi_args_after_redirect): New function.
1148 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1149 Call duplicate_subloops.
1150 Update number of iterations at the exit condition.
1151 Don't redirect nexits always to the loop exit.
1152 Redirect copied edges from latch to the loop exit.
1154 2009-10-22 Jan Hubicka <jh@suse.cz>
1156 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1158 * ipa-inline.c (cgraph_mark_inline_edge,
1159 cgraph_decide_inlining_of_small_function,
1160 cgraph_decide_inlining, inline_read_summary): Disable indirect
1161 inlining for WPA for time being.
1163 PR tree-optimize/40556
1164 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1166 2009-10-22 Richard Guenther <rguenther@suse.de>
1168 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1169 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1171 2009-10-22 Jan Hubicka <jh@suse.cz>
1174 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1176 (check_call): Handle only indirect calls.
1177 (propagate_bits): Update comment.
1178 (write_node_summary_p): Turn bogus check to assert.
1179 (ipa_reference_write_summary): Stream calls_read_all properly.
1180 (ipa_reference_read_summary): Stream in calls_read_all properly.
1181 (read_write_all_from_decl): New function.
1182 (propagate): Handle OVERWRITABLE nodes and external calls here.
1183 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1185 (analyze_function): Do not check visibility here.
1186 (add_new_function): We summary OVERWRITABLE too.
1187 (generate_summary): Stream OVERWRITABLE nodes too.
1188 (propagate): Handle external calls and OVERWRITABLE nodes here.
1189 (local_pure_const): Check visibility here.
1191 2009-10-22 Jan Hubicka <jh@suse.cz>
1193 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1194 (pass_ipa_cp): Register them.
1195 (ipcp_init_stage): Analyze all functions for whopr/lto.
1196 (ipcp_propagate_stage): Skip external calls.
1197 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1198 * ipa-reference.c (write_node_summary_p): Fix thinko about
1200 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1201 when in ltrans, skip executing of ipa passes since everything
1202 should've been done.
1203 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1204 (inline_generate_summary): Likewise.
1205 (inline_read_summary): New function.
1206 (inline_write_summary): New function.
1207 (pass_ipa_inline): Register new hooks.
1208 * ipa-prop.c: Inlcude lto-streamer.h
1209 (ipa_edge_args_vector): Update declaration.
1210 (ipa_count_arguments, ipa_compute_jump_functions,
1211 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1212 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1213 ipa_read_node_info): New static functions.
1214 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1215 (duplicate_array): Use xmalloc.
1216 (duplicate_ggc_array): New.
1217 (ipa_edge_duplication_hook): Use it.
1218 (ipa_update_after_lto_read): New function.
1219 * ipa-prop.h (ipa_prop_write_jump_functions,
1220 ipa_prop_read_jump_functions): Declare.
1221 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1222 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1223 (ipa_edge_args_vector): Move into GGC.
1224 (ipa_check_create_edge_args): Update.
1225 (ipa_update_after_lto_read): New.
1226 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1228 (ipa_read_summaries): When in ltrans, so not read summaries.
1229 * lto-streamer.c (lto_get_section_name): Add
1230 LTO_section_jump_functions.
1231 * lto-streamer.h (LTO_section_jump_functions): New section.
1232 (produce_asm): Declare.
1233 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1234 * lto-streamer-out.c (produce_asm): Export.
1235 * lto-streamer-in.c: Include tree-pass.h
1236 (input_function): Free dominance info when done.
1237 (lto_read_body): Push ipa_inline in ltrans stage.
1238 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1239 * Makefile.in (GTFILES): Add ipa-prop.h
1241 2009-10-22 Matthias Klose <doko@ubuntu.com>
1243 * doc/install.texi: Document --enable-browser-plugin.
1245 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1247 * doc/invoke.texi (fira-loop-pressure): Update default value.
1248 * opts.c (decode_options): Remove default value setting for
1249 flag_ira_loop_pressure.
1250 * config/ia64/ia64.c (ia64_override_options): Set
1251 flag_ira_loop_pressure up for -O3.
1252 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1254 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1256 PR tree-optimization/41497
1257 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1258 chrec_dont_know if the evolution function returned by follow_ssa_edge
1259 is constant in the analyzed loop and is not compatible with the
1260 initial value before the loop.
1261 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1263 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1265 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1267 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1270 * doc/invoke.texi: Document -print-multi-os-directory.
1272 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1275 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1276 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1277 when darwin_emit_unwind_label is used.
1279 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1281 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1284 2009-10-20 Richard Henderson <rth@redhat.com>
1286 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1287 before emit_post_landing_pad.
1289 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1291 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1292 Use when calling rtx_costs.
1293 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1294 global optimize_size. Pass speed to mips_binary_cost.
1296 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1298 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1301 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1303 * rtl.h (simplify_replace_fn_rtx): Declare.
1304 (wrap_constant, unwrap_constant): Delete.
1305 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1306 (expand_debug_expr): Don't call wrap_constant.
1307 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1308 (auto_adjust_pair): Fold into...
1309 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1310 Just return a new value.
1311 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1312 otherwise use simplify_replace_rtx.
1313 * cselib.c (wrap_constant): Reinstate old definition.
1314 (cselib_expand_value_rtx_1): Don't wrap constants.
1315 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1316 simplify_replace_rtx.
1317 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1318 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1319 Use simplify_replace_rtx.
1320 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1322 (simplify_replace_rtx): ...here. Turn into a wrapper for
1323 simplify_replace_fn_rtx.
1324 (simplify_unary_operation): Don't unwrap CONSTs.
1325 * var-tracking.c (check_wrap_constant): Delete.
1326 (vt_expand_loc_callback): Don't call it.
1327 (vt_expand_loc): Likewise.
1329 2009-10-20 Pascal Obry <obry@adacore.com>
1330 Eric Botcazou <ebotcazou@adacore.com>
1332 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1334 2009-10-20 Michael Matz <matz@suse.de>
1336 * loop-invariant.c (create_new_invariant): Use different magic number.
1338 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1341 * arm.c (arm_override_options): Forcibly disable hot/cold block
1344 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1347 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1350 2009-10-20 Richard Guenther <rguenther@suse.de>
1352 * ggc-page.c: Include cfgloop.h.
1353 (struct max_alignment): Drop long double, add void *.
1354 (extra_order_size_table): Add low non-power-of-two multiples
1355 of MAX_ALIGNMENT. Drop small type-based entries, add
1356 tree_type, cgraph_node and loop.
1357 * alloc-pool.c (struct allocation_object_def): Drop long double
1360 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1363 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1364 referenced just in DEBUG_INSNs.
1366 2009-10-20 Richard Guenther <rguenther@suse.de>
1369 * gimple.c (gimple_register_type): Make sure we register
1370 the types main variant first.
1372 2009-10-20 Richard Guenther <rguenther@suse.de>
1374 * gimple.c (gimple_types_compatible_p): Simplify. Move
1375 cheap checks before hashtable queries. Add checks for
1376 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1378 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1380 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1381 without size or with size that can't be represented as a host integer.
1383 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1385 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1386 the removal of a debug stmt as a significant change.
1388 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1390 * config/s390/s390.md: Added agen condition to operand
1391 forwarding bypasses. Added bypass for early address generation
1392 use of int results. Updated comments.
1394 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1396 * config/i386/i386.c: Remove signal.h #include.
1398 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1400 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1401 * doc/rtl.texi: Document ss_abs.
1403 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1405 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1406 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1407 instead of C_LEX_RAW_STRINGS.
1408 (lex_string): Handle CPP_UTF8STRING.
1409 * c-parser.c (c_parser_postfix_expression): Likewise.
1410 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1411 (C_LEX_STRING_NO_JOIN): ... this.
1413 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1415 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1416 cris_function_value_regno_p): New functions.
1417 (cris_promote_function_mode): Update comment.
1418 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1419 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1420 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1421 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1423 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1425 * unwind-dw2.c (execute_stack_op): Fix operand order for
1426 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1428 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1430 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1431 (lower_stmt) <GIMPLE_BIND>: Add comment.
1432 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1434 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1435 Otherwise lower it and set cannot_fallthru to true.
1436 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1437 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1438 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1439 to true for a noreturn call. Do not remove statements.
1440 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1441 Set cannot_fallthru to false on function exit.
1442 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1443 <GIMPLE_ASSIGN>: Remove.
1445 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1447 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1449 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1451 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1452 next/prev_active_insn to skip DEBUG_INSNs as well.
1454 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1456 * config/arm/arm.c (output_move_neon): Use DImode in call to
1459 2009-10-19 Matthias Klose <doko@ubuntu.com>
1462 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1464 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1466 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1468 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1471 * optabs.c (expand_binop): Make mode of shift count expression mode
1472 of shift count not target.
1475 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1477 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1478 case. Force using values to replace references within the statement.
1479 (convert_local_reference_stmt): Likewise.
1481 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1483 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1484 remove a subsequent GOTO or RETURN statement.
1486 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1488 * config/avr.md (*movqi): Add zero as equally preferable constraint
1489 as general register.
1492 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1494 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1496 2009-10-17 Richard Guenther <rguenther@suse.de>
1498 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1500 2009-10-17 Richard Guenther <rguenther@suse.de>
1502 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1503 operands in COMPONENT_REFs.
1505 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1507 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1508 if not defined. Change type of second argument to const_rtx.
1509 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1511 * targhooks.h (default_libcall_value): Update prototype.
1512 * target.h (struct gcc_target): Change type of second argument of
1513 libcall_value to const_rtx.
1514 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1516 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1517 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1519 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1522 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1523 * cgraphunit.c (cgraph_optimize): Call it.
1524 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1525 (dwarf2out_assembly_start): ... here. New hook.
1526 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1527 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1529 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1530 * sdbout.c (sdb_debug_hooks): Likewise.
1531 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1532 (vmsdbgout_assembly_start): New hook.
1534 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1536 * rtl.h (RTL_LOCATION): Fix typo.
1538 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1540 * print-rtl.c (print_rtx): Print locators in asm_operands
1543 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1546 * sched-deps.c (depl_on_debug_p): New.
1547 (attach_dep_link): Reject debug deps before nondebug deps.
1548 (add_to_deps_list): Insert debug deps after nondebug deps.
1549 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1551 (sd_add_dep): Do not reject debug deps.
1552 (add_insn_mem_dependence): Don't count debug deps.
1553 (remove_from_deps): Likewise.
1554 (sched_analyze_2): Set up mem deps on debug insns.
1555 (sched_analyze_insn): Record reg uses for deps on debug insns.
1556 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1557 try_ready nondebug insn after debug insn.
1558 * ddg.c (create_ddg_dep_from_intra_loop_link,
1559 create_ddg_dep_no_link): Don't reject debug deps.
1561 2009-10-16 Richard Guenther <rguenther@suse.de>
1563 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1564 (maybe_merge_incomplete_and_complete_type): Likewise.
1565 (lto_symtab_merge): Do not call them. Do not warn for
1566 complete vs. incomplete compatible types.
1567 (lto_symtab_merge_decls_2): Simplify.
1568 * gimple.c (gimple_force_type_merge): Remove.
1569 (gimple_types_compatible_p): Make it static.
1570 * gimple.h (gimple_force_type_merge): Remove.
1571 (gimple_types_compatible_p): Likewise.
1573 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1575 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1576 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1578 2009-10-16 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/41728
1581 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1582 if fold_stmt did anything.
1584 2009-10-16 Richard Guenther <rguenther@suse.de>
1587 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1588 (maybe_fixup_handled_component): New function.
1589 (input_gimple_stmt): Fixup mismatched decl replacements.
1591 2009-10-16 Richard Guenther <rguenther@suse.de>
1594 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1595 the same as VAR_DECL.
1597 2009-10-16 Richard Guenther <rguenther@suse.de>
1599 * gimple.c (iterative_hash_gimple_type): For integer types
1600 also hash their minimum and maximum values and the string flag.
1601 For array types hash their domain and the string flag.
1603 2009-10-16 Richard Guenther <rguenther@suse.de>
1605 * gimple.c (gimple_types_compatible_p): Restrict completing
1606 types to record or unions. Simplify completion.
1607 Do not merge records or unions with different
1608 TYPE_STRUCTURAL_EQUALITY_P tag.
1609 (iterative_hash_gimple_type): Restrict non-recursing into
1610 pointer targets for records and unions.
1612 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1615 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1616 * dwarf2out.c (mem_loc_descriptor): Don't handle
1617 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1618 punt if it is not lowpart subreg or if inner mode isn't
1621 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1623 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1624 investigating previous or next insns.
1626 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1628 * tree-sra.c (build_ref_for_offset_1): Update comment.
1630 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1632 * config/s390/s390.md (atype): Added missing values.
1634 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1637 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1638 (casesi64p): Update pattern to reflect above.
1640 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1642 PR rtl-optimization/41697
1643 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1645 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1648 * config/rs6000/predicates.md: Update copyright year.
1649 * config/rs6000/altivec.md: Ditto.
1651 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1652 (MD_INCLUDES): Add a2.md.
1654 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1655 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1656 (builtin_classify): New static vector to classify various builtins
1657 to get the tree attributes correct.
1658 (def_builtin): Set the attributes of builtins based on what the
1659 builtin does (i.e. memory operation, floating point, saturation
1660 need special attributes, others are pure functions).
1662 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1664 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1665 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1666 RS6000_BUILTIN_COUNT.
1667 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1668 MAX_RS6000_BUILTINS.
1670 * config/rs6000/rs6000-builtin.def: New file that combines the
1671 builtin enumeration name and attributes.
1673 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1675 * config/i386/linux.h (ASM_SPEC): Add --32.
1677 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1679 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1680 and DW_TAG_template_alias.
1681 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1682 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1683 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1684 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1685 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1686 and DW_AT_GNU_odr_signature.
1687 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1688 DW_FORM_flag_present and DW_FORM_ref_sig8.
1689 (output_signature): Only print name on the first byte.
1690 (output_die): Likewise for dw_val_class_data8.
1692 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1694 * doc/invoke.texi: Clarify that most optimizations are not enabled
1697 2009-10-15 Richard Guenther <rguenther@suse.de>
1700 * gimple.c (compare_type_names_p): Handle anonymous names
1701 differently based on new mode argument.
1702 (gimple_types_compatible_p): For structs also compare the tags.
1703 (iterative_hash_type_name): Rename to ...
1704 (iterative_hash_name): ... this. Hash all names.
1705 (iterative_hash_gimple_type): Fix hashing the struct tag of
1706 pointer targets. Hash field decl names.
1708 2009-10-15 Richard Guenther <rguenther@suse.de>
1711 * gimple.c (gimple_get_alias_set): Avoid recursing on
1712 invalid type topology.
1714 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1716 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1718 2009-10-15 Richard Guenther <rguenther@suse.de>
1720 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1722 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1724 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1725 add --with-tune{,-32,-64} configured default for -mtune if explicit
1728 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1730 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1732 2009-10-14 DJ Delorie <dj@redhat.com>
1734 * config/h8300/h8300.c (F): New.
1736 (h8300_emit_stack_adjustment): Call them.
1738 (h8300_push_pop): Likewise.
1739 (h8300_expand_prologue): Likewise.
1740 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1741 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1742 (INCOMING_RETURN_ADDR_RTX): Define.
1743 (INCOMING_FRAME_SP_OFFSET): Define.
1744 (DWARF_CIE_DATA_ALIGNMENT): Define.
1746 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1748 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1749 fields in builtin structs.
1750 (finalize_record_size): Likewise.
1752 2009-10-14 Richard Guenther <rguenther@suse.de>
1754 * gimple.c (gtc_ob): New global.
1755 (struct type_pair_d): Replace pointers with type UIDs.
1756 (type_pair_hash): Adjust.
1757 (type_pair_eq): Likewise.
1758 (lookup_type_pair): Likewise. Allocate from an obstack.
1759 (gimple_force_type_merge): Adjust.
1760 (gimple_types_compatible_p): Likewise.
1761 (free_gimple_type_tables): Free the obstack.
1763 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1765 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1766 stmts setting DEBUG_EXPR_DECLs.
1768 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1769 Don't crash if mode1 is VOIDmode.
1771 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1773 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1774 * params.h (IRA_LOOP_RESERVED_REGS): New.
1775 * tree-pass.h (pass_subregs_of_mode_init,
1776 pass_subregs_of_mode_finish): Remove.
1777 * passes.c (pass_subregs_of_mode_init,
1778 pass_subregs_of_mode_finish): Remove.
1779 (pass_reginfo_init): Move before loop optimizations.
1780 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1781 * common.opt (fira-loop-pressure): New.
1782 * toplev.h (flag_ira_loop_pressure): New.
1783 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1784 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1785 Make external and void type functions.
1786 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1787 pass_subregs_of_mode_finish): Remove.
1788 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1789 * regmove.c: Include ira.h.
1790 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1791 register pressure calculation in loops.
1792 * loop-invariant.c: Include REGS_H and ira.h.
1793 (struct loop_data): New members max_reg_pressure, regs_ref, and
1795 (struct invariant): New member orig_regno.
1796 (curr_loop): New variable.
1797 (find_exits): Initialize regs_ref and regs_live.
1798 (create_new_invariant): Initialize orig_regno.
1799 (get_cover_class_and_nregs): New.
1800 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1801 array. Add code for flag_ira_loop_pressure.
1802 (gain_for_invariant): Make new_regs an array. Add code for
1803 flag_ira_loop_pressure.
1804 (best_gain_for_invariant): Ditto.
1805 (set_move_mark): New parameter gain. Use it for debugging output.
1806 (find_invariants_to_move): Make regs_needed and new_regs an array.
1807 Add code for flag_ira_loop_pressure.
1808 (move_invariant_reg): Set up orig_regno.
1809 (move_invariants): Set up reg classes for pseudos for
1810 flag_ira_loop_pressure.
1811 (free_loop_data): Clear regs_ref and regs_live.
1812 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1813 get_regno_cover_class, change_pressure, mark_regno_live,
1814 mark_regno_death, mark_reg_store, mark_reg_clobber,
1815 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1816 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1817 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1818 register pressure calculation in loops if new regs were added.
1819 Call finish_subregs_of_mode.
1820 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1821 * Makefile.in (loop-invariant.o): Add ira.h.
1823 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1825 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1827 2009-10-14 Richard Guenther <rguenther@suse.de>
1829 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1830 (lto_symtab_merge): ... here. Rewrite both to take the
1831 prevailing and a to-be-merged entry and to queue diagnostics properly.
1832 (lto_symtab_resolve_replaceable_p): New predicate for
1834 (lto_symtab_resolve_can_prevail_p): Likewise.
1835 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1836 handles merging commons by choosing the largest decl. Fold
1837 in code that gives ODR errors.
1838 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1840 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1841 case of no prevailing decl here. Diagnose mismatches
1842 in object types here. Drop all but the prevailing decls.
1843 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1844 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1845 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1847 2009-10-14 Richard Guenther <rguenther@suse.de>
1850 * lto-streamer-in.c (input_bb): Replace debug stmts with
1851 nops instead of dropping them.
1853 2009-10-14 Nick Clifton <nickc@redhat.com>
1855 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1856 in situations where it is being used as a minus symbol.
1857 * gcc/doc/tm.texi: Likewise.
1858 * gcc/doc/md.texi: Likewise.
1860 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1862 PR preprocessor/41543
1863 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1864 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1865 * tree.c: Include intl.h.
1866 (expand_location): Handle BUILTINS_LOCATION.
1867 * Makefile.in (tree.o): Depend on intl.h.
1870 * dwarf2out.c (dwarf2out_var_location): Always clear
1871 last_postcall_label when changing last_label.
1873 2009-10-14 Pascal Obry <obry@adacore.com>
1875 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1876 (process_command): Handle -E as done with -c and -S. Do not add
1877 the target executable suffix to the output file when -E is used.
1878 (main): Adjust error message accordingly.
1880 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1886 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1888 (tree_code_size): Likewise.
1890 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1892 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1893 * real.h (HAVE_mpc_arc): Define.
1895 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1897 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1898 (struct builtin_description): Add fndecl field.
1899 (bdesc): Remove const qualifier. Update initializer.
1900 (sh_media_init_builtins): Remove const qualifier for d. Record
1901 the result of add_builtin_function to the fndecl field.
1902 (sh_builtin_decl): New.
1903 (sh_media_builtin_decl): New.
1905 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1908 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1909 requests between special registers.
1911 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1913 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1915 2009-10-13 Richard Henderson <rth@redhat.com>
1917 PR tree-optimization/41377
1918 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1919 (cleanup_empty_eh_merge_phis): New change_region parameter;
1920 pass it on to redirect_eh_edge_1. Update callers.
1921 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1922 at the destination block.
1924 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1926 * passes.c (register_pass): Replaced gcc_unreachable by
1927 fatal_error on failure. Mentions plugins in comments & messages.
1929 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1932 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1933 * sched-vis.c (print_value): Use it.
1934 * cselib.c (cselib_hash_rtx): Likewise.
1935 * print-rtl.c (print_rtx): Likewise.
1936 * cfgexpand.c (expand_debug_rtx): Likewise.
1937 * var-tracking.c (vt_expand_loc_callback): Likewise.
1939 2009-10-13 Richard Guenther <rguenther@suse.de>
1942 * opts.c (handle_option): Split out code to handle setting
1943 the options flag var ...
1944 (set_option): ... here.
1945 * opts.h (set_option): Declare.
1946 * lto-opts.c (register_user_option_p): Include -fexceptions
1947 and all position independent code variants.
1948 (handle_common_option): Remove.
1949 (lto_reissue_options): Use set_option.
1951 2009-10-13 Martin Jambor <mjambor@suse.cz>
1953 PR tree-optimization/41661
1954 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1955 that are tcc_comparisons or do not change the type in any
1957 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1958 folding tcc_comparison operations.
1960 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1962 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1965 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1971 * tree.def (DEBUG_EXPR_DECL): New.
1972 * rtl.def (DEBUG_EXPR): New.
1973 * gengtype.c (adjust_field_rtx_def): Handle it.
1974 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1975 (insert_debug_temp_for_var_def): ... this. Drop support for
1976 moving. Take iterator for def stmt; insert debug stmt before it.
1977 Scan early for use count and kind in debug stmts.
1978 (propagate_defs_into_debug_stmts): Rename to...
1979 (insert_debug_temps_for_defs): ... this. Likewise.
1980 * tree.h (DEBUG_TEMP_UID): New.
1981 * tree.c (next_debug_decl_uid): New.
1982 (make_node_stat): Count debug decls separately.
1983 (copy_node_stat): Likewise.
1984 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1985 * var-tracking.c (dv_is_decl_p): Recognize it.
1986 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1987 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1988 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1989 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1990 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1991 (cselib_hash_rtx): Likewise.
1992 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1993 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1995 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1996 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1997 * rtl.c (copy_rtx): Likewise.
1998 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1999 * print-rtl.c (print_rtx): Likewise.
2000 * sched-vis.c (print_value): Likewise.
2001 (print_insn): Handle DEBUG_EXPR_DECL.
2002 * tree-dump.c (dequeue_and_dump): Likewise.
2003 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2004 * gimple-iterator (gsi_replace): Check for same lhs.
2005 (gsi_remove): Insert debug temps.
2006 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2007 (move_computations_stmt): Drop explicit propagation into debug stmts.
2008 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2009 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2010 * tree-ssa-sink.c (statement_sink_location): Likewise.
2011 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2012 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2013 * tree-flow.h: Likewise.
2014 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2015 debug temps without values.
2016 (eliminate_unnecessary_stmts): Don't discard just-inserted
2019 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2022 * config/cris/cris.md (andu): Check that operand 1 is one of the
2023 general registers. Fix typo in head comment.
2025 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2027 * config/i386/i386.md (vswapmov): New.
2028 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2029 (ix86_function_ms_hook_prologue): New.
2030 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2031 * configure.ac: Test for swap suffix support in as.
2032 * configure: Rebuild.
2034 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2037 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2038 paradoxical subregs to prevent partial register stalls if the inner
2039 mode is integer mode.
2041 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2043 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2045 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2048 * gcc/dwarf2out.c (template_parameter_pack_die,
2049 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2051 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2054 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2056 (maybe_register_def): Likewise. Take stmt iterator.
2057 (rewrite_update_stmt): Take stmt iterator and pass it on.
2058 (rewrite_update_enter_block): Pass stmt iterator.
2060 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2062 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2063 (spu_builtin_decl): New function.
2065 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2067 * config/i386/i386.md (SWIM): New mode iterator.
2068 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2069 using SWIM mode iterator.
2070 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2071 patterns using SWI48 mode iterator.
2072 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2073 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2074 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2075 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2076 patterns using SWI248 mode iterator.
2077 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2078 gen_x86_movdicc_0_m1_rex64 for renamed function
2080 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2081 Eric Botcazou <ebotcazou@adacore.com>
2084 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2085 * config/sparc/sol2-unwind.h: New file.
2087 2009-10-11 Olivier Hainque <hainque@adacore.com>
2088 Eric Botcazou <ebotcazou@adacore.com>
2091 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2092 * config/i386/sol2-unwind.h: New file.
2094 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2097 * config/i386/i386.md (addsi_1_zext): Get the proper second
2100 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2102 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2103 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2106 2009-10-11 Richard Guenther <rguenther@suse.de>
2108 * gimple.c (iterative_hash_type_name): Do not handle special
2111 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2114 (*setcc_si_1_and): Ditto.
2115 (*setcc_si_1_movzbl): Ditto.
2116 (*setcc_<mode>_2): Ditto.
2117 (*setcc_qi): Rename from *setcc_1.
2118 (*setcc_qi_slp): Rename from *setcc_2.
2120 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2121 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2123 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2124 "if" condition, there is already assert with reload_completed present.
2126 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2128 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2130 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2132 * doc/install.texi (Final install): Refer to
2133 http://gcc.gnu.org/bugs/ for bug reporting.
2135 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2137 * configure.ac: Add test for dci instruction.
2138 * configure: Regenerate.
2139 * config.in: Likewise.
2140 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2141 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2142 (-mmulhw): Add 476 to description.
2143 (-mdlmzb): Likewise.
2144 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2145 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2146 (processor_target_table): Add 476 and 476fp entries.
2147 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2148 (rs6000_issue_rate): Add CPU_PPC476.
2149 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2150 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2151 (processor_type): Add PROCESSOR_PPC476.
2152 (EXTRA_SPECS): Add asm_cpu_476 string.
2153 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2154 (define_attr "cpu"): Add ppc476.
2156 Update comments for 476.
2157 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2158 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2159 Update copyright year.
2160 * config/rs6000/476.md: New file.
2161 * config/rs6000/40x.md: Add description for "isel" attribute.
2162 Update copyright year.
2163 * config/rs6000/440.md: Likewise.
2164 * config/rs6000/603.md: Likewise.
2165 * config/rs6000/6xx.md: Likewise.
2166 * config/rs6000/7450.md: Likewise.
2167 * config/rs6000/7xx.md: Likewise.
2168 * config/rs6000/8540.md: Likewise.
2169 * config/rs6000/cell.md: Likewise.
2170 * config/rs6000/e300c2c3.md: Likewise.
2171 * config/rs6000/e500mc.md: Likewise.
2172 * config/rs6000/mpc.md: Likewise.
2173 * config/rs6000/power4.md: Likewise.
2174 * config/rs6000/power5.md: Likewise.
2175 * config/rs6000/power6.md: Likewise.
2176 * config/rs6000/power7.md: Likewise.
2177 * config/rs6000/rios1.md: Likewise.
2178 * config/rs6000/rios2.md: Likewise.
2179 * config/rs6000/rs64.md: Likewise.
2181 2009-10-10 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/41654
2184 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2185 a cond expr before calling gimple_cond_set_condition_from_tree.
2186 (ifcombine_iforif): Likewise.
2188 2009-10-09 Ian Lance Taylor <iant@google.com>
2190 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2191 * configure: Rebuild.
2193 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2195 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2198 2009-10-09 Richard Guenther <rguenther@suse.de>
2201 * target-def.h (TARGET_BUILTIN_DECL): Define.
2202 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2203 * target.h (struct gcc_target): Add builtin_decl target hook.
2204 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2205 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2207 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2208 not gcc_unreachable.
2209 (lto_output_builtin_tree): Sorry if the target does not support
2210 streaming target builtins.
2211 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2212 (rs6000_builtin_decl): New function.
2213 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2214 (ix86_builtin_decl): New function.
2216 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2218 PR preprocessor/41445
2219 * c-ppoutput.c (do_line_change): New function.
2220 (cb_line_change): Use it.
2221 (scan_translation_unit): Call do_line_change if
2222 avoid_paste or PREV_WHITE and token location is on a different line
2223 than print.src_line.
2226 * dwarf2out.c (dwarf2out_init): Test whether
2227 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2230 PR rtl-optimization/41646
2231 * calls.c (expand_call): For BLKmode types returned in registers
2232 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2235 2009-10-09 Richard Guenther <rguenther@suse.de>
2237 PR tree-optimization/41634
2238 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2239 we remove the correct elements.
2240 (optimize_stmt): Make sure to update stmt operands before
2241 optimizing redundancies.
2243 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2245 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2247 2009-10-09 Richard Guenther <rguenther@suse.de>
2250 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2252 (lto_wrapper_exit): New function.
2254 (fatal_perror): Likewise.
2255 (fork_execute): Use global args_name, do not free it.
2256 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2257 * lto-streamer.h: Remove duplicate prototypes.
2259 2009-10-09 Richard Guenther <rguenther@suse.de>
2261 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2262 before calling stmt_can_throw_external.
2264 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2266 PR tree-optimization/40071
2267 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2268 pointer if the original data reference doesn't conflict with the
2269 created vector data reference. Fix long line.
2271 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.md (any_div): New code iterator.
2274 (u): Handle div and udiv.
2276 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2278 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2279 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2280 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2281 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2283 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2285 * gcc.c (main): Remove trailing "." from diagnostics.
2287 2009-10-08 Cary Coutant <ccoutant@google.com>
2289 Add support for debugging with ICF (Identical Code Folding).
2290 * calls.c (debug.h): New #include.
2291 (emit_call_1): Call virtual_call_token debug hook.
2292 * common.opt (-fenable-icf-debug): New option.
2293 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2294 locations in the source).
2295 (poc_label_num): New variable.
2296 (dcall_entry, vcall_entry): New typedefs.
2297 (dcall_table, vcall_table): New variables.
2298 (struct vcall_insn): New type.
2299 (vcall_insn_table): New variable.
2300 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2301 (size_of_dcall_table): New function.
2302 (output_dcall_table): New function.
2303 (size_of_vcall_table): New function.
2304 (output_vcall_table): New function.
2305 (dwarf2out_direct_call): New function.
2306 (vcall_insn_table_hash): New function.
2307 (vcall_insn_table_eq): New function.
2308 (dwarf2out_virtual_call_token): New function.
2309 (dwarf2out_virtual_call): New function.
2310 (dwarf2out_init): Allocate new tables and sections.
2311 (prune_unused_types): Mark DIEs referenced from direct call table.
2312 (dwarf2out_finish): Output direct and virtual call tables.
2313 * final.c (final_scan_insn): Call direct_call and virtual_call
2315 * debug.h (struct gcc_debug_hooks): Add direct_call,
2316 virtual_call_token, virtual_call hooks.
2317 (debug_nothing_uid): New function.
2318 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2319 (debug_nothing_uid): New function.
2320 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2321 (xcoff_debug_hooks): Likewise.
2322 * sdbout.c (sdb_debug_hooks): Likewise.
2323 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2324 * doc/invoke.texi (-fenable-icf-debug): New option.
2326 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2329 * regmove.c (regmove_backward_pass): Replace src with dst in the
2330 debug insn, and check for dst before rather than after.
2332 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2334 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2335 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2337 2009-10-08 Jan Hubicka <jh@suse.cz>
2340 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2341 do not mark cgraph nodes as needed.
2342 (record_references_in_initializer): Add new only_vars parameter.
2343 * cgraph.h (record_references_in_initializer): New parameter.
2344 * varasm.c (assemble_variable): Update call.
2345 * varpool.c (varpool_analyze_pending_decls): Always look for
2348 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2350 * config/avr/avr.c (last_insn_address) Remove variable.
2351 (expand_prologue): Don't initialise last_insn_address variable.
2352 (final_prescan_insn): Don't output insn size.
2353 * config/avr/avr.opt (msize): Remove switch.
2354 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2357 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2359 * combine.c (label_tick_ebb_start): Fix comment.
2360 (combine_instructions): Set label_tick and label_tick_ebb_start before
2361 calling setup_incoming_promotions. Start them from 1. Increment
2362 label_tick instead of deriving it from the BB index. Rather than
2363 comparing ticks use the block from the previous iteration to decide
2364 whether to start a new EBB. Remove empty lines before function.
2366 2009-10-08 Michael Matz <matz@suse.de>
2369 * builtins.c (fold_builtin_isascii): Use fold_build2.
2370 (fold_builtin_isdigit): Ditto.
2371 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2372 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2373 remove_useless_stmts_cond, remove_useless_stmts_tf,
2374 remove_useless_stmts_tc, remove_useless_stmts_bind,
2375 remove_useless_stmts_goto, remove_useless_stmts_label,
2376 remove_useless_stmts_1, remove_useless_stmts,
2377 pass_remove_useless_stmts): Remove.
2378 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2379 * passes.c (init_optimization_passes): Don't add
2380 pass_remove_useless_stmts.
2381 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2382 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2384 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2385 for static constants.
2386 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2387 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2389 2009-10-08 Richard Guenther <rguenther@suse.de>
2391 * gimple.c (free_gimple_type_tables): New function.
2392 * gimple.h (free_gimple_type_tables): Declare.
2394 2009-10-07 Mark Heffernan <meheff@google.com>
2396 * ipa-prop.c (ipa_print_node_params) Only print
2397 names of named arguments.
2399 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2401 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2402 being statically linked.
2404 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2406 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2408 2009-10-08 Jan Hubicka <jh@suse.cz>
2411 * ipa.c (cgraph_externally_visible_p,
2412 function_and_variable_visibility,
2413 whole_program_function_and_variable_visibility): Skip non-finalized
2416 2009-10-08 Nick Clifton <nickc@redhat.com>
2418 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2421 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2424 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2426 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2429 * c-common.c (c_fully_fold_internal): Strip nops from the result
2430 of recursive calls to c_fully_fold_internal.
2431 (c_wrap_maybe_const): New.
2432 (c_save_expr): Use c_wrap_maybe_const.
2433 * c-common.h (c_wrap_maybe_const): Declare.
2434 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2435 build_binary_op): Use c_wrap_maybe_const.
2437 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2439 * real.c: Fix comment to reflect actual exponent size.
2441 2009-10-08 Ben Elliston <bje@au.ibm.com>
2443 * config/rs6000/a2.md: Add FSF comment header.
2445 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.md (any_extend): New code iterator.
2448 (u, s): New code attributes.
2450 (DWIH): Rewrite as code iterator for SI and DI modes.
2451 (DWI): Rewrite as mode attribute.
2452 (dwi): New mode attribute.
2453 (di): Depend on SI mode and DI mode.
2454 (doubleint_general_operand): Remove mode attribute.
2456 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2459 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2460 (*sub<mode>3_doubleword): Ditto.
2462 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2463 using SWIM248 mode iterator.
2464 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2465 using SWI48 mode iterator.
2466 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2467 patterns using DWIH mode iterator and any_extend code iterator.
2468 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2469 using any_extend code iterator.
2470 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2471 patterns using DWIH mode iterator and any_extend code iterator.
2472 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2473 using any_extend code iterator.
2474 (<s>mul<mode>3_highpart): Macroize expander from
2475 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2476 and any_extend code iterator.
2477 (*<s>muldi3_highpart_1): Macroize insn from
2478 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2479 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2480 patterns using any_extend code iterator.
2481 (*<s>mulsi3_highpart_zext): Macroize insn from
2482 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2484 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2486 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2487 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2488 refering to a DIE with DW_AT_const_value.
2490 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2493 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2495 2009-10-06 Jan Hubicka <jh@suse.cz>
2497 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2500 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2502 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2503 *lea_2_rex64): Move before *add<mode>_1 pattern.
2505 2009-10-07 Jan Hubicka <jh@suse.cz>
2507 * collect2.c (main): Add -fno-whole-program.
2508 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2510 2009-10-07 Jan Hubicka <jh@suse.cz>
2512 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2513 has no address taken.
2514 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2516 (cgraph_clone_node): Clear externally_visible flag for clones.
2517 * cgraph.h (cgraph_only_called_directly_p,
2518 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2519 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2520 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2521 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2522 ipcp_insert_stage): Likwise.
2523 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2524 externally_visible flag.
2525 (verify_cgraph_node): Verify that inline clones look right.
2526 (process_function_and_variable_attributes): Do not set
2527 externally_visible flags.
2528 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2530 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2532 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2533 clear externally_visible when turning into inline clones
2534 (cgraph_mark_inline_edge): Use new predicates.
2535 (cgraph_estimate_growth): Likewise.
2536 (cgraph_decide_inlining): Likewise.
2537 * ipa.c (cgraph_postorder): Likewise.
2538 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2539 that inline clones are not needed.
2540 (cgraph_externally_visible_p): New predicate.
2541 (function_and_variable_visibility): Add whole_program parameter;
2542 always set externally_visible flag; handle COMDAT function
2544 (local_function_and_variable_visibility): New function.
2545 (gate_whole_program_function_and_variable_visibility): New function.
2546 (whole_program_function_and_variable_visibility): New function.
2547 (pass_ipa_whole_program_visibility): New function.
2548 * passes.c (init_optimization_passes): Add whole program visibility
2550 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2551 not care about needed/reachable flags.
2552 * varpool.c: Include flags.h
2553 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2554 (varpool_finalize_decl): When we are in LTO read-back, all variables
2556 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2558 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2560 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2563 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2565 * config.gcc: Don't include the makefile fragments intended for
2567 * config/s390/fixdfdi.h: File removed.
2568 * config/s390/libgcc-glibc.ver: File removed.
2569 * config/s390/s390.h: Remove the fixdfdi.h hack.
2570 * config/s390/t-crtstuff: File moved to libgcc dir.
2571 * config/s390/t-linux: Likewise.
2572 * config/s390/t-tpf: libgcc specific parts removed.
2573 * config/s390/t-linux64: Likewise.
2575 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2577 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2578 (lto-compress.o): Likewise.
2580 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2583 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2584 dllexport to class members here.
2585 (i386_pe_determine_dllimport_p): Only check static class data for
2587 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2588 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2589 functions for vague linkage.
2590 (i386_pe_type_dllexport_p): Fix formatting.
2591 (maybe_add_dllexport) New function.
2592 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2595 2009-10-07 Ben Elliston <bje@au.ibm.com>
2597 * config/rs6000/a2.md: Remove duplicated lines.
2599 2009-10-07 Ben Elliston <bje@au.ibm.com>
2601 * config.gcc (powerpc*-*-*): Handle a2.
2602 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2603 * config/rs6000/a2.md: New file.
2604 * config/rs6000/rs6000.opt (mno-update): New.
2605 (mupdate): Return to using a mask, not a var.
2606 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2607 (enum processor_type): Add PROCESSOR_PPCA2.
2608 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2609 (rs6000_override_options): Add "a2" to processor_target_table.
2610 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2611 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2613 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2616 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2617 reference to nonexistent gen_truncxfxf2 function.
2619 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2622 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2623 (general_operand): Handle TI mode.
2624 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2625 using SDWIM mode iterator.
2626 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2627 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2628 using DWI mode iterator.
2629 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2630 patterns using SWI mode iterator.
2631 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2632 using SWI48 mode iterator.
2633 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2634 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2635 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2636 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2637 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2638 using SDWIM mode iterator.
2639 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2640 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2641 using DWI mode iterator.
2642 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2643 patterns using SWI mode iterator.
2644 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2645 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2646 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2647 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2648 patterns using plusminus code iterator.
2649 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2650 sub<mode>3 patterns using plusminus code iterator.
2651 * config/i386/i386.c (override_options): Update the call to
2652 gen_subdi_carry_rex64 for renamed function.
2653 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2654 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2655 calls to instruction expanders.
2657 2009-10-06 Martin Jambor <mjambor@suse.cz>
2660 * opts.c (decode_options): Run IPA-SRA at -O2.
2662 2009-10-06 Richard Guenther <rguenther@suse.de>
2664 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2666 2009-10-06 Tobias Burnus <burnus@net-b.de>
2669 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2670 -flto and -fwhole-program flags can be combined.
2672 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2675 * gcc.c (process_command): Check that -o argument was specified.
2677 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2679 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2681 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2683 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2684 * doc/invoke.texi (Warning Options): Annotate allowed languages
2685 for -Wunsuffixed-float-constants.
2687 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2689 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2690 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2691 same name and isn't the main variant.
2694 * dwarf2out.c (loc_by_reference): Removed.
2695 (dw_loc_list_1): New function.
2696 (dw_loc_list): Remove toplev argument, add want_address argument.
2697 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2698 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2699 want_address == 2 to dw_loc_list. For successful dw_loc_list
2700 set have_address to 1 only if want_address is not 0.
2702 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2704 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2705 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2706 a code block followed by two pointers.
2707 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2708 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2709 (MIPS_MOVE): Likewise.
2710 (MIPS_LUI): Likewise.
2711 (MIPS_JR): Likewise.
2712 (MIPS_BAL): Likewise.
2713 (MIPS_NOP): Likewise.
2714 (mips_asm_trampoline_template): Delete.
2715 (mips_trampoline_code_size): New function.
2716 (mips_trampoline_init): Add shorter sequences for all cases
2717 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2718 Calculate the opcodes directly, rather than copying from a template.
2719 Only flush the code part of the trampoline.
2720 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2722 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2724 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2725 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2726 (INCOMING_RETURN_ADDR_RTX): Likewise.
2727 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2729 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2730 with RETURN_ADDR_REGNUM.
2731 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2732 * config/mips/mips.c (mips16_build_call_stub): Replace
2733 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2734 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2735 (mips_print_operand_punctuation): Likewise.
2736 (mips_frame_set): Likewise.
2737 (mips16e_output_save_restore): Likewise.
2738 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2739 (mips_save_reg_p): Likewise.
2740 (mips_return_addr): Likewise.
2741 (mips_set_return_address): Likewise.
2742 (mips_direct_save_slot_move_p): Likewise.
2743 (mips_output_function_prologue): Likewise.
2744 (mips_restore_reg): Likewise.
2745 (mips_expand_epilogue): Likewise.
2746 (mips_epilogue_uses): Likewise.
2747 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2748 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2749 (clear_hazard_<mode>): Likewise.
2750 (call_internal): Likewise.
2751 (call_internal_direct): Likewise.
2752 (call_direct_split): Likewise.
2753 (call_value_internal): Likewise.
2754 (call_value_split): Likewise.
2755 (call_value_internal_direct): Likewise.
2756 (call_value_direct_split): Likewise.
2757 (call_value_multiple_internal): Likewise.
2758 (call_value_multiple_split): Likewise.
2760 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2761 Jakub Jelinek <jakub@redhat.com>
2763 PR rtl-optimization/41511
2764 * combine.c (record_value_for_reg): Pass explicit values as argument
2765 to get_last_value_validate.
2766 (get_last_value_validate): Document INSN parameter.
2767 For non-readonly MEMs, assume they might have been modified if INSN
2768 was in another basic block.
2769 (get_last_value): Minor reformatting.
2771 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2774 * final.c (asm_str_count): Split out from asm_insn_count.
2775 * rtl.h (asm_str_count): New prototype.
2776 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2779 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2781 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2783 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2784 Rafael Espindola <espindola@google.com>
2786 * gengtype.c (write_types): Moved call to write_func_for_structure
2787 into seperate loops.
2789 2009-10-05 Richard Guenther <rguenther@suse.de>
2792 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2793 (input_cgraph_1): Input toplevel asms.
2795 2009-10-05 Richard Guenther <rguenther@suse.de>
2798 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2799 (external_aggregate_decl_p): Likewise.
2800 (lto_symtab_compatible): Re-structure. Remove dead code.
2801 For variables ignore toplevel qualifiers when comparing types.
2802 Issue warnings, not errors for mismatched user-alignment.
2804 2009-10-05 Richard Guenther <rguenther@suse.de>
2808 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2809 (struct lto_symtab_identifier_def): Likewise.
2810 (struct lto_symtab_decl_def): Likewise.
2811 (struct lto_symtab_entry_def): New.
2812 (lto_symtab_identifier_t): Rename to ...
2813 (lto_symtab_entry_t): ... this.
2814 (lto_symtab_decls): Remove.
2815 (lto_symtab_base_hash): Rename to ...
2816 (lto_symtab_entry_hash): ... this.
2817 (lto_symtab_base_eq): Rename to ...
2818 (lto_symtab_entry_eq): ... this.
2819 (lto_symtab_base_marked_p): Rename to ...
2820 (lto_symtab_entry_marked_p): ... this.
2821 (lto_symtab_identifier_marked_p): Remove.
2822 (lto_symtab_decl_marked_p): Likewise.
2823 (lto_symtab_maybe_init_hash_tables): Rename to ...
2824 (lto_symtab_maybe_init_hash_table): ... this.
2825 (lto_symtab_set_resolution_and_file_data): Remove.
2826 (lto_symtab_register_decl): New function.
2827 (lto_symtab_get_identifier): Remove.
2828 (lto_symtab_get): New function.
2829 (lto_symtab_get_resolution): Adjust.
2830 (lto_symtab_get_identifier_decl): Remove.
2831 (lto_symtab_set_identifier_decl): Likewise.
2832 (lto_symtab_merge_decl): Rename to ...
2833 (lto_symtab_merge): ... this. Rewrite.
2834 (lto_symtab_merge_var): Remove.
2835 (lto_symtab_merge_fn): Likewise.
2836 (lto_symtab_prevailing_decl): Adjust.
2837 (lto_cgraph_replace_node): New function.
2838 (lto_symtab_merge_decls_2): Likewise.
2839 (lto_symtab_merge_decls_1): Likewise.
2840 (lto_symtab_fixup_var_decls): Likewise.
2841 (lto_symtab_resolve_symbols): Likewise.
2842 (lto_symtab_merge_decls): Likewise.
2843 (lto_symtab_prevailing_decl): Adjust.
2844 (lto_symtab_get_symtab_def): Remove.
2845 (lto_symtab_get_file_data): Likewise.
2846 (lto_symtab_clear_resolution): Adjust.
2847 (lto_symtab_clear_resolution): Likewise.
2848 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2849 (input_cgraph_1): Likewise.
2850 * lto-streamer-in.c (get_resolution): Do not provide fake
2851 symbol resolutions here.
2852 (deferred_global_decls): Remove.
2853 (lto_register_deferred_decls_in_symtab): Likewise.
2854 (lto_register_var_decl_in_symtab): Change signature, register
2855 variable via lto_symtab_register_decl.
2856 (lto_register_function_decl_in_symtab): Likewise.
2857 (lto_read_tree): Adjust.
2858 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2859 (lto_symtab_merge_var): Likewise.
2860 (lto_symtab_merge_fn): Likewise.
2861 (lto_symtab_register_decl): Declare.
2862 (lto_symtab_merge_decls): Likewise.
2864 2009-10-05 Richard Guenther <rguenther@suse.de>
2866 PR tree-optimization/23821
2867 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2868 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2869 simple IV increments.
2871 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2873 * config/arm/arm.c (arm_override_options): Really initialize
2874 flag_dwarf2_cfi_asm to 0.
2876 2009-10-05 Doug Kwan <dougkwan@google.com>
2878 PR rtl-optimization/41574
2879 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2880 floating point and we are not doing unsafe math optimizations.
2882 2009-10-03 Simon Baldwin <simonb@google.com>
2883 Cary Coutant <ccoutant@google.com>
2884 Rafael Espindola <espindola@google.com>
2885 Richard Guenther <rguenther@suse.de>
2886 Jan Hubicka <jh@suse.cz>
2887 Doug Kwan <dougkwan@google.com>
2888 H.J. Lu <hongjiu.lu@intel.com>
2889 Bill Maddox <maddox@google.com>
2890 Ryan Mansfield <rmansfield@qnx.com>
2891 Diego Novillo <dnovillo@google.com>
2892 Ollie Wild <aaw@google.com>
2893 Kenneth Zadeck <zadeck@naturalbridge.com>
2895 * lto-cgraph.c: New file.
2896 * lto-compress.c: New file.
2897 * lto-compress.h: New file.
2898 * lto-opts.c: New file.
2899 * lto-section-in.c: New file.
2900 * lto-section-out.c: New file.
2901 * lto-streamer-in.c: New file.
2902 * lto-streamer-out.c: New file.
2903 * lto-streamer.c: New file.
2904 * lto-streamer.h: New file.
2905 * lto-symtab.c: New file.
2906 * lto-wpa-fixup.c: New file.
2907 * lto-wrapper.c: New file.
2909 2009-10-03 Simon Baldwin <baldwin@google.com>
2910 Ben Elliston <bje@au.ibm.com>
2911 Rafael Espindola <espindola@google.com>
2912 Nathan Froyd <froydnj@codesourcery.com>
2913 Jan Hubicka <jh@suse.cz>
2914 Doug Kwan <dougkwan@google.com>
2915 Diego Novillo <dnovillo@google.com>
2916 Kenneth Zadeck <zadeck@naturalbridge.com>
2918 * Makefile.in (enable_lto): New.
2919 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2920 (LINKER_PLUGIN_API_H): Define.
2921 (LTO_SYMTAB_H): Define.
2922 (LTO_STREAMER_H): Define.
2923 (TREE_VECTORIZER_H): Define.
2924 (INCLUDES): Add LIBELFINC.
2925 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2926 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2927 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2928 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2929 (native): Add lto-wrapper$(exeext)
2930 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2931 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2932 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2933 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2934 (varasm.o): Add dependency on tree-iterator.h.
2935 (cgraph.o): Add dependency on cif-code.def.
2936 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2937 (ipa-pure-const.o): Likewise.
2938 (GTFILES): Add lto-symtab.c.
2939 (install-lto-wrapper): New.
2940 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2941 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2942 * config.in: Regenerate.
2944 2009-10-03 Rafael Espindola <espindola@google.com>
2945 Diego Novillo <dnovillo@google.com>
2947 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2948 ipa_write_summaries.
2949 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2951 (cgraph_optimize): Make extern.
2953 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2954 Kenneth Zadeck <zadeck@naturalbridge.com>
2956 * toplev.c (in_lto_p): Declare.
2957 * collect2.c (scan_prog_file): Read all the output when reading
2958 information for LTO.
2959 (enum lto_mode_d): Declare.
2961 2009-10-03 Richard Guenther <rguenther@suse.de>
2962 Diego Novillo <dnovillo@google.com>
2964 * gimple.c: Include target.h and alias.h.
2965 (gimple_types): Declare.
2966 (type_hash_cache): Declare.
2967 (gimple_alloc_stat): Make extern.
2968 (gimple_build_eh_must_not_throw): Call
2969 gimple_eh_must_not_throw_set_fndecl.
2970 (struct type_pair_d): Declare.
2971 (type_pair_t): Declare.
2972 (type_pair_hash): New.
2973 (type_pair_eq): New.
2974 (lookup_type_pair): New.
2975 (gimple_force_type_merge): New.
2976 (compare_type_names_p): New.
2977 (compare_field_offset): New.
2978 (gimple_types_compatible_p): New.
2979 (struct sccs): Declare.
2980 (next_dfs_num): Declare.
2981 (iterative_hash_gimple_type): New.
2983 (iterative_hash_type_name): New.
2984 (iterative_hash_gimple_type): New.
2985 (gimple_type_hash): New.
2986 (gimple_type_eq): New.
2987 (gimple_register_type): New.
2988 (print_gimple_types_stats): New.
2989 (gimple_signed_or_unsigned_type): New.
2990 (gimple_unsigned_type): New.
2991 (gimple_signed_type): New.
2992 (gimple_get_alias_set): New.
2993 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2994 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2995 (gimple_force_type_merge): Declare.
2996 (gimple_types_compatible_p): Declare.
2997 (gimple_register_type): Declare.
2998 (print_gimple_types_stats): Declare.
2999 (gimple_unsigned_type): Declare.
3000 (gimple_signed_type): Declare.
3001 (gimple_get_alias_set): Declare.
3002 (gimple_eh_must_not_throw_set_fndecl): New.
3004 2009-10-03 Jan Hubicka <jh@suse.cz>
3005 Kenneth Zadeck <zadeck@naturalbridge.com>
3007 * ipa-pure-const.c: Include lto-streamer.h.
3008 (register_hooks): Factor out of ...
3009 (generate_summary): ... here.
3010 (pure_const_write_summary): New.
3011 (pure_const_read_summary): New.
3012 (pass_ipa_pure_const): Add pure_const_write_summary and
3013 pure_const_read_summary.
3014 * ipa-reference.c: Include lto-streamer.h.
3015 (add_new_function): New.
3016 (remove_node_data): New.
3017 (duplicate_node_data): New.
3018 (ipa_init): Guard against multiple calls.
3019 Move hook setup from analyze_function.
3020 (write_node_summary_p): New.
3021 (ipa_reference_write_summary): New.
3022 (ipa_reference_read_summary): New.
3023 (pass_ipa_reference): Add ipa_reference_write_summary and
3024 ipa_reference_read_summary.
3025 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3026 (struct cgraph_edge): Add fields lto_stmt_uid and
3027 call_stmt_cannot_inline_p.
3028 (cgraph_optimize): Declare.
3029 (cgraph_decide_is_function_needed): Declare.
3030 (reset_inline_failed): Declare.
3031 (enum LTO_cgraph_tags): Declare.
3032 (LTO_cgraph_tag_names): Declare.
3033 (LCC_NOT_FOUND): Define.
3035 2009-10-03 Doug Kwan <dougkwan@google.com>
3036 Rafael Espindola <espindola@google.com>
3037 Jan Hubicka <jh@suse.cz>
3038 Diego Novillo <dnovillo@google.com>
3039 Kenneth Zadeck <zadeck@naturalbridge.com>
3041 * passes.c (all_regular_ipa_passes): New.
3042 (all_ipa_passes): Rename to all_small_ipa_passes.
3043 (init_optimization_passes): Init all_regular_ipa_passes.
3044 * tree-pass.h (all_regular_ipa_passes): New.
3045 (all_ipa_passes): Rename to all_small_ipa_passes.
3046 * passes.c (all_lto_gen_passes): New.
3047 (init_optimization_passes): Initialize all_lto_gen_passes.
3048 (execute_ipa_summary_passes): Make non-static.
3049 (ipa_write_summaries_1): New.
3050 (ipa_write_summaries_2): New.
3051 (ipa_write_summaries): New.
3052 (ipa_write_summaries_of_cgraph_node_set): New.
3053 (ipa_read_summaries_1): New.
3054 (ipa_read_summaries): New.
3055 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3056 (execute_regular_ipa_pass_list): Remove.
3057 (init_optimization_passes): Schedule
3058 pass_rebuild_cgraph_edges and pass_early_inline outside
3059 of pass_all_early_optimizations. Document reason.
3060 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3061 pass_ipa_lto_finish_out): New pass.
3062 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3063 (execute_all_ipa_transforms): New.
3064 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3065 (dump_properties, debug_properties): New.
3066 * tree-optimize.c (gate_all_early_local_passes): Return
3067 false if we are in lto1.
3068 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3069 * tree-pass.h (execute_all_ipa_transforms): Declare.
3070 (pass_ipa_function_and_variable_visibility): Declare.
3071 (pass_ipa_early_inline): Declare.
3072 (pass_ipa_lto_gimple_out): Declare.
3073 (pass_ipa_lto_wpa_fixup): Declare.
3074 (pass_ipa_lto_finish_out): Declare.
3075 (all_small_ipa_passes, all_regular_ipa_passes,
3076 all_lto_gen_passes): Declare.
3077 (execute_ipa_summary_passes): Declare.
3078 (execute_all_ipa_transforms): Declare.
3079 (ipa_write_summaries): Declare
3080 (ipa_write_summaries_of_cgraph_node_set): Declare.
3081 (ipa_read_summaries): Declare.
3083 2009-10-03 Doug Kwan <dougkwan@google.com>
3084 Ollie Wild <aaw@google.com>
3086 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3088 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3089 (lto_mode): New variable.
3090 (maybe_run_lto_and_relink): Handle the -fwpa option.
3091 (main): Handle the -fwpa option.
3092 (maybe_unlink_list): New function.
3093 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3094 * common.opt (flto): New flag.
3095 * toplev.c (flag_generate_lto): Declare.
3097 2009-10-03 Simon Baldwin <simonb@google.com>
3099 * common.opt (flto-compression-level): New flag.
3101 * opts.c: Include lto-opts.h.
3102 (handle_option): Call lto_register_user_option for each
3103 valid option handled.
3104 (decode_options): Clear registered options before the options
3107 2009-10-03 Cary Coutant <ccoutant@google.com>
3109 * collect2.c (is_elf): New function.
3110 (scan_prog_file): Require LTO object to be in ELF format.
3112 2009-10-03 Rafael Espindola <espindola@google.com>
3114 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3115 libgcc to the linker.
3117 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3119 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3120 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3122 * collect2.h (collect_execute): Add flags argument.
3123 * tlink.c (tlink_execute): Update call to collect_execute.
3124 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3125 (use_linker_plugin): New.
3126 (use_linker_plugin_spec_function): New.
3127 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3128 (linker_plugin_file_spec): New.
3129 (lto_wrapper_spec): New.
3130 (lto_gcc_spec): New.
3131 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3132 (static_spec_functions): Add use-linker-plugin.
3133 (process_command): Handle -use-linker-plugin.
3134 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3135 linker_plugin_file_spec and lto_gcc_spec.
3136 (use_linker_plugin_spec_function): New.
3138 2009-10-03 Richard Guenther <rguenther@suse.de>
3142 * tree.h (is_lang_specific): Include LANG_TYPE.
3143 * tree.c (find_decls_types_r): Manually add interesting parts
3144 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3146 * gimple.c (type_pair_hash): Make symmetric.
3147 (type_pair_eq): Likewise.
3148 (lookup_type_pair): Increase initial hashtable size.
3149 (gimple_force_type_merge): Rely on type-pair symmetry.
3150 (visit): Remove excessive checking code.
3151 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3152 (gimple_register_type): Remove getenv calls, shrink initial
3156 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3157 inline functions if not generating lto output.
3160 * toplev.c (finalize): In WPA mode remove the asm file.
3162 2009-10-03 Doug Kwan <dougkwan@google.com>
3164 * ipa-inline.c (cgraph_mark_inline): Check
3165 edge->call_stmt_cannot_inline_p instead of calling
3166 gimple_call_cannot_inline_p.
3167 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3168 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3169 (inline_generate_summary): Do nothing in LTRANS.
3170 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3171 exists before calling gimple_call_cannot_inline_p.
3172 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3173 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3174 Update new_edge->lto_stmt_uid.
3175 * cgraphbuild.c (reset_inline_failed): New.
3177 * common.opt (fwpa): New flag.
3178 (fltrans): New option.
3179 * gcc.c (gcc_lto_option_t): New type.
3180 (current_lto_option): New variable.
3181 (lto_single_spec_function): Remove and is replaced by ..
3182 (lto_option_spec_function): New function.
3183 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3184 passing the -flto flag.
3185 (cc1_options): Separate non-LTO related parts into ..
3186 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3187 (lto1_options): New spec for lto FE.
3188 (link_lto_options): New spec for handling LTO flags in linker.
3189 (invoke_lto_single): Re-format to fit in 80 column. Replace
3190 lto-single with lto-option.
3191 (static_specs): Add cc1_non_lto_options, lto1_options and
3193 (static_spec_function): Replace lto-single with lto-option.
3194 (process_command): Handle -flto, -fwpa and -fltran by setting
3195 current_lto_option and not passing it to subprocess unconditionally.
3197 2009-10-03 Bill Maddox <maddox@google.com>
3199 Add `gcc' driver support for link-time code generation (LTO).
3201 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3202 (lto_flag, lto_objects, lto_o_file): New variables.
3203 (struct lto_object, struct lto_object_list): New structures.
3204 (collect_exit, handler): Remove LTO temporary output file on exit.
3205 (add_lto_object): New function.
3206 (maybe_run_lto_and_relink): New function. Perform link time code
3207 generation and relinking for object files containing LTO information.
3208 (main): Invoke maybe_run_lto_and_relink().
3209 (dump_argv): New function. For debugging, currently disabled.
3210 (scan_prog_file): Add LTO information pass.
3211 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3213 * toplev.c (compile_file): Emit assembler directive to create
3214 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3216 2009-10-03 Diego Novillo <dnovillo@google.com>
3218 * c.opt: Add LTO to warn_abi and warn_psabi.
3220 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3221 inline function. Ignore language-specific nodes. Update all users.
3222 (find_decls_types_r): Do not traverse the subtrees of
3223 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3224 * tree.h (is_lang_specific): New.
3225 * langhooks.h (struct lang_hooks_for_decls): Remove
3226 may_need_assembler_name_p. Update all users.
3228 * c-common.c (set_builtin_user_assembler_name): Move ...
3229 * builtins.c (set_builtin_user_assembler_name): ... here.
3230 (is_builtin_name): Add comment
3231 (is_builtin_fn): New.
3232 * except.c (output_ttype): Only call
3233 lookup_type_for_runtime if TYPE is not a runtime type.
3235 * passes.c (register_pass): Call position_pass on
3236 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3237 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3238 (TV_IPA_LTO_DECL_IO): Define.
3239 (TV_IPA_LTO_CGRAPH_IO): Define.
3241 (TV_WHOPR_WPA): Define.
3242 (TV_WHOPR_WPA_IO): Define.
3243 (TV_WHOPR_LTRANS): Define.
3244 (TV_WHOPR_WPA_FIXUP): Define.
3245 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3246 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3247 * tree-flow.h (tree_node_can_be_shared): Declare.
3248 * tree-inline.c (tree_can_inline_p): Check that E has a
3249 statement associated with it.
3250 * tree.c (free_lang_data_in_binf): Factor out of ...
3251 (free_lang_data_in_type): ... here.
3252 Call RECORD_OR_UNION_TYPE_P.
3253 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3254 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3255 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3256 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3257 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3258 (gate_free_lang_data): Return true if flag_generate_lto is set.
3259 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3260 * c-common.h (set_builtin_user_assembler_name): Move ...
3261 * tree.h (set_builtin_user_assembler_name): ... here.
3263 * common.opt (flto-report): New flag.
3264 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3265 * collect2.c (scan_prog_file): Send the error output of
3266 'nm' to HOST_BIT_BUCKET.
3268 2009-10-03 Ollie Wild <aaw@google.com>
3270 * langhooks-def.h (lhd_begin_section): New function declaration.
3271 (lhd_write_section): New function declaration.
3272 (lhd_end_section): New function declaration.
3273 (LANG_HOOKS_BEGIN_SECTION): New macro.
3274 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3275 (LANG_HOOKS_END_SECTION): New macro.
3276 (LANG_HOOKS_LTO): New macro.
3277 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3278 * langhooks.c (output.h): Add include.
3279 (saved_section): New static variable.
3280 (lhd_begin_section): New function.
3281 (lhd_write_section_data): New function.
3282 (lhd_end_section): New function.
3283 * langhooks.h (struct lang_hooks_for_lto): New structure.
3284 (struct lang_hooks): Add member lto.
3285 * Makefile.in (langhooks.o): Add dependency on output.h.
3287 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3289 2009-10-03 Richard Guenther <rguenther@suse.de>
3291 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3294 2009-10-03 Simon Baldwin <simonb@google.com>
3295 Richard Guenther <rguenther@suse.de>
3296 Janis Johnson <janis187@us.ibm.com>
3297 Doug Kwan <dougkwan@google.com>
3298 Diego Novillo <dnovillo@google.com>
3299 Ramana Radhakrishnan <ramana.r@gmail.com>
3300 Ollie Wild <aaw@google.com>
3302 * doc/install.texi: Add documentation for libelf and --enable-lto.
3303 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3304 -flto-report, -flto-compression-level and -use-linker-plugin.
3305 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3306 Add section for LTO Testing.
3308 2009-10-02 Cary Coutant <ccoutant@google.com>
3310 Add support for comdat type sections for DWARF v4.
3311 Merge from dwarf4 branch.
3313 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3314 (dw_die_ref): Define vector type.
3315 (enum dw_val_class): Add dw_val_class_data8.
3316 (struct dw_val_struct): Add v.val_data8.
3317 (comdat_type_node_ref): New type.
3318 (struct die_struct): Move die_symbol into a union; add new field
3319 die_type_node. Change all uses.
3320 (comdat_type_node): New type.
3321 (skeleton_chain_node): New type.
3322 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3323 (comdat_type_list): New variable.
3324 (dwarf_tag_name): Add DW_TAG_type_unit.
3325 (dwarf_attr_name): Add DW_AT_signature.
3326 (add_AT_data8): New function.
3327 (replace_child): New function.
3328 (move_all_children): New function.
3329 (print_signature): New function.
3330 (print_die): Print signature information; add dw_val_class_data8.
3331 (attr_checksum): Support dw_val_class_data8.
3332 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3333 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3334 (checksum_sleb128, checksum_uleb128): New functions.
3335 (checksum_die_context): New function.
3336 (loc_checksum_ordered): New function.
3337 (attr_checksum_ordered): New function.
3338 (struct checksum_attributes): New structure.
3339 (collect_checksum_attributes): New function.
3340 (die_checksum_ordered): New function.
3341 (generate_type_signature): New function.
3342 (same_dw_val_p): Add dw_val_class_data8.
3343 (is_symbol_die): Use new is_declaration_die function.
3344 (is_declaration_die): New function.
3345 (should_move_die_to_comdat): New function.
3346 (clone_die): New function.
3347 (clone_tree): New function.
3348 (clone_as_declaration): New function.
3349 (copy_declaration_context): New function.
3350 (generate_skeleton_ancestor_tree): New function.
3351 (generate_skeleton_bottom_up): New function.
3352 (generate_skeleton): New function.
3353 (remove_child_or_replace_with_skeleton): New function.
3354 (break_out_comdat_types): New function.
3355 (struct decl_table_entry): New type.
3356 (htab_decl_hash): New function.
3357 (htab_decl_eq): New function.
3358 (htab_decl_del): New function.
3359 (copy_ancestor_tree): New function.
3360 (copy_decls_walk): New function.
3361 (copy_decls_for_unworthy_types): New function.
3362 (build_abbrev_table): Don't assert on missing die_symbol when doing
3363 comdat type sections.
3364 (size_of_die): Use DW_FORM_sig8 for external references. Add
3366 (unmark_dies): Don't assert for unmarked dies when doing comdat
3368 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3369 (output_signature): New function.
3370 (output_die): Likewise.
3371 (output_compilation_unit_header): Mark output as DWARF version 3
3372 even if generating DWARF 4.
3373 (output_comdat_type_unit): New function.
3374 (output_line_info): Mark output as DWARF version 3 even if generating
3376 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3378 (dwarf2out_end_source_file): Likewise.
3379 (prune_unused_types_walk_attribs): Don't follow references into
3380 comdat type sections.
3381 (prune_unused_types_mark): When generating type units, do not mark
3382 children of non-defining declarations of types; do mark children of
3384 (prune_unused_types): Process comdat type sections.
3385 (htab_ct_hash): New function.
3386 (htab_ct_eq): New function.
3387 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3388 Add a pointer to the line table from type unit entries so
3389 DW_AT_decl_file has meaning.
3390 * varasm.c (default_elf_asm_named_section): Use identifier name as
3391 comdat key instead of lang hook.
3393 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3395 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3397 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3399 * config/i386/i386.md (SWIM248): New mode iterator.
3400 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3401 divmodhi4 patterns using SWIM248 macro.
3402 (*divmod<mode>4): Macroize insn_and_split pattern from
3403 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3404 and their corresponding splitters usign SWIM248 macro. Split SImode
3405 insn to generate cltd and DImode insn to generate cqto instead of
3406 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3407 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3408 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3409 *divmodsi_noext patterns using SWIM248 macro.
3410 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3411 udivmodhi4 patterns using SWIM248 macro.
3412 (*udivmod<mode>4): Macroize insn_and_split pattern from
3413 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3414 corresponding splitters using SWIM248 macro.
3415 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3416 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3418 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3420 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3421 of zero-sized element is zero-sized regardless of its extent.
3423 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3426 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3427 * configure: Regenerated.
3428 * config.in: Regenerated.
3429 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3430 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3431 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3432 not emitting .eh_frame, emit .cfi_sections .debug_frame
3437 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3438 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3440 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3441 vars use DECL_RTL with resetting it back to NULL afterwards.
3442 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3443 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3444 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3445 the attribute type allows it, otherwise use DW_FORM_dataN.
3446 (mem_loc_descriptor): Handle CONST_STRING.
3447 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3448 Handle MEM with CONST_STRING address using add_AT_string.
3449 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3450 CONST_STRING for const arrays initialized with a string literal.
3451 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3452 (dwarf2out_finish): Call resolve_addr.
3454 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3455 Maxim Kuvyrkov <maxim@codesourcery.com>
3457 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3459 2009-10-02 Nick Clifton <nickc@redhat.com>
3461 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3462 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3464 2009-10-01 Jan Hubicka <jh@suse.cz>
3466 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3467 (cgraph_create_virtual_clone): Just pass redirect_callers
3469 * cgraph.h (cgraph_clone_node): Update prototype.
3470 * ipa-pure-const.c (self_recursive_p): New function.
3471 (propagate): Use it.
3472 * ipa-inline.c (cgraph_clone_inlined_nodes,
3473 cgraph_decide_recursive_inlining): Update.
3475 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3477 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3478 instructions for TARGET_OCTEON.
3480 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3482 * config/arm/arm.c (arm_override_options): Turn off
3483 flag_dwarf2_cfi_asm for AAPCS variants.
3485 2009-10-01 Martin Jambor <mjambor@suse.cz>
3488 * tree-sra.c (convert_callers): Do not call
3489 compute_inline_parameters on one caller more than once.
3491 2009-10-01 Nick Clifton <nickc@redhat.com>
3493 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3494 an empty string if not already defined.
3496 2009-10-01 Martin Jambor <mjambor@suse.cz>
3499 * tree-sra.c (is_va_list_type): New function.
3500 (find_var_candidates): Call is_va_list_type.
3501 (find_param_candidates): Check that the type or the type pointed
3502 to are not va_list types.
3504 2009-10-01 Martin Jambor <mjambor@suse.cz>
3507 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3508 DECL_ARTIFICIAL (param_decl) is true.
3510 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3512 * tree.h (tree_decl_common::lang_flag_8): New.
3513 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3515 * c-common.h (RID_CONSTEXPR): New.
3517 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3519 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3520 Use ref-all pointers.
3521 (alpha_gimplify_va_arg): Ditto.
3523 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3526 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3527 before insn counting loop now that BB_END (bb) is counted. Ensure
3528 the return value isn't zero.
3530 2009-09-30 Nick Clifton <nickc@redhat.com>
3532 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3533 with separate definitions of c_target_objs and cxx_target_objs.
3534 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3536 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3537 sh_symbian_import_export_class.
3538 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3539 * config/sh/symbian.c: Delete, moving code into...
3540 * config/sh/symbian-base.c: ... here
3541 * config/sh/symbian-c.c: ... and here
3542 * config/sh/symbian-cxx.c: ... and here.
3544 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3547 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3548 of plus RTX into register.
3550 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3552 * doc/install.texi: Linguistic and markup fixes.
3553 (Configuration) <--disable-cpp>: Remove description.
3554 <--enable-maintainer-mode>: Autotools files are affected, too.
3555 <--with-sysroot>: Improve description.
3556 (Building): Bump required GNU make version.
3558 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3560 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3561 (x86_64-*-*): Ditto.
3563 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3564 intrinisics for FMA4.
3565 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3566 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3567 Add FMA4 check and fma4intrin.h.
3568 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3570 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3571 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3572 constant for FMA4 support.
3573 (UNSPEC_FMA4_FMADDSUB): Ditto.
3574 (UNSPEC_FMA4_FMSUBADD): Ditto.
3575 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3576 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3577 (ix86_expand_fma4_multiple_memory): Ditto.
3578 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3579 (OPTION_MASK_ISA_FMA4_UNSET): New.
3580 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3581 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3582 (ix86_handle_option): Handle -mfma4.
3583 (isa_opts): Handle -mfma4.
3584 (enum pta_flags): Add PTA_FMA4.
3585 (override_options): Add FMA4 support.
3586 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3587 (IX86_BUILTIN_VFMADDSD): Ditto.
3588 (IX86_BUILTIN_VFMADDPS): Ditto.
3589 (IX86_BUILTIN_VFMADDPD): Ditto.
3590 (IX86_BUILTIN_VFMSUBSS): Ditto.
3591 (IX86_BUILTIN_VFMSUBSD): Ditto.
3592 (IX86_BUILTIN_VFMSUBPS): Ditto.
3593 (IX86_BUILTIN_VFMSUBPD): Ditto.
3594 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3595 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3596 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3597 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3598 (IX86_BUILTIN_VFNMADDSS): Ditto.
3599 (IX86_BUILTIN_VFNMADDSD): Ditto.
3600 (IX86_BUILTIN_VFNMADDPS): Ditto.
3601 (IX86_BUILTIN_VFNMADDPD): Ditto.
3602 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3603 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3604 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3605 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3606 (IX86_BUILTIN_VFMADDPS256): Ditto.
3607 (IX86_BUILTIN_VFMADDPD256): Ditto.
3608 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3609 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3610 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3611 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3612 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3613 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3614 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3615 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3616 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3617 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3618 (enum multi_arg_type): New enum for describing the various FMA4
3619 intrinsic argument types.
3620 (bdesc_multi_arg): New table for FMA4 intrinsics.
3621 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3622 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3624 (ix86_expand_builtin): Add FMA4 intrinsic support.
3625 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3626 operand instructions.
3627 (ix86_expand_fma4_multiple_memory): New function to split the
3628 second memory reference from FMA4 instructions.
3629 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3630 (ssemodesuffixf2s): Ditto.
3631 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3633 (fma4_fmsub<mode>4): Ditto.
3634 (fma4_fnmadd<mode>4): Ditto.
3635 (fma4_fnmsub<mode>4): Ditto.
3636 (fma4_vmfmadd<mode>4): Ditto.
3637 (fma4_vmfmsub<mode>4): Ditto.
3638 (fma4_vmfnmadd<mode>4): Ditto.
3639 (fma4_vmfnmsub<mode>4): Ditto.
3640 (fma4_fmadd<mode>4256): Ditto.
3641 (fma4_fmsub<mode>4256): Ditto.
3642 (fma4_fnmadd<mode>4256): Ditto.
3643 (fma4_fnmsub<mode>4256): Ditto.
3644 (fma4_fmaddsubv8sf4): Ditto.
3645 (fma4_fmaddsubv4sf4): Ditto.
3646 (fma4_fmaddsubv4df4): Ditto.
3647 (fma4_fmaddsubv2df4): Ditto.
3648 (fma4_fmsubaddv8sf4): Ditto.
3649 (fma4_fmsubaddv4sf4): Ditto.
3650 (fma4_fmsubaddv4df4): Ditto.
3651 (fma4_fmsubaddv2df4): Ditto.
3652 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3653 instructions for intrinsics.
3654 (fma4i_fmsub<mode>4): Ditto.
3655 (fma4i_fnmadd<mode>4): Ditto.
3656 (fma4i_fnmsub<mode>4): Ditto.
3657 (fma4i_vmfmadd<mode>4): Ditto.
3658 (fma4i_vmfmsub<mode>4): Ditto.
3659 (fma4i_vmfnmadd<mode>4): Ditto.
3660 (fma4i_vmfnmsub<mode>4): Ditto.
3661 (fma4i_fmadd<mode>4256): Ditto.
3662 (fma4i_fmsub<mode>4256): Ditto.
3663 (fma4i_fnmadd<mode>4256): Ditto.
3664 (fma4i_fnmsub<mode>4256): Ditto.
3665 (fma4i_fmaddsubv8sf4): Ditto.
3666 (fma4i_fmaddsubv4sf4): Ditto.
3667 (fma4i_fmaddsubv4df4): Ditto.
3668 (fma4i_fmaddsubv2df4): Ditto.
3669 (fma4i_fmsubaddv8sf4): Ditto.
3670 (fma4i_fmsubaddv4sf4): Ditto.
3671 (fma4i_fmsubaddv4df4): Ditto.
3672 (fma4i_fmsubaddv2df4): Ditto.
3674 * doc/invoke.texi (-mfma4): Add documentation.
3675 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3677 2009-09-29 Richard Henderson <rth@redhat.com>
3679 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3680 an edge to the new destination block.
3682 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3685 * pa.c (hppa_profile_hook): Use
3686 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3688 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3689 Alexander Monakov <amonakov@ispras.ru>
3692 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3693 (not_postinc_memory_operand): New.
3694 (not_postinc_move_operand): New.
3695 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3696 (*cmovsi_internal): Ditto.
3698 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3700 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3701 restrict issue_rate in first pass when scheduling for register
3704 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3705 Rafael Avila de Espindola <espindola@google.com>
3707 * gengtype.c (plugin_output): New.
3708 (get_output_file_with_visibility): Return plugin_output for plugins.
3709 (main): Parse and use the -P option.
3710 * gty.texi: Update the command line format.
3712 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3715 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3717 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3718 out if !const_ok_for_output.
3721 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3722 case VAR_LOCATION>: Remove gcc_unreachable ().
3724 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3726 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3727 (x86_64-*-*): Ditto.
3728 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3729 back to smmintrin.h.
3730 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3731 * config/i386/x86intrin.h: Remove SSE5.
3732 * config/i386/mmintrin-common.h: Delete file.
3733 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3735 2009-09-29 Richard Guenther <rguenther@suse.de>
3737 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3738 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3740 2009-09-29 Nick Clifton <nickc@redhat.com>
3742 * function.c (current_function_name): If there is no current
3743 function just return "<none>".
3745 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3747 * tree-pass.h (register_pass_info): New structure.
3748 (pass_positioning_ops): Move enum from gcc-plugin.h.
3749 (register_pass): New function.
3750 * gcc-plugin.h (plugin_pass): Delete structure.
3751 (pass_positioning_ops): Delete enum.
3752 * plugin.c (regsiter_pass): Delete function.
3753 (position_pass): Delete function.
3754 (added_pass_nodes): Delete variable.
3755 (prev_added_pass_nodes): Delete variable.
3756 (pass_list_node): Delete structure.
3757 * passes.c (make_pass_instance): New function.
3758 (next_pass_1): Change to call make_pass_instance.
3759 (pass_list_node): Move structure from gcc-plugin.h.
3760 (added_pass_nodes): Move variable from plugin.c.
3761 (prev_added_pass_nodes): Move variable from plugin.c.
3762 (position_pass): New function.
3763 (register_pass): New function.
3765 2009-09-28 Easwaran Raman <eraman@google.com>
3767 * ifcvt.c (noce_try_abs): Recognize pattern and call
3768 expand_one_cmpl_abs_nojump.
3769 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3770 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3772 2009-09-28 Ian Lance Taylor <iant@google.com>
3775 * c-opts.c (c_common_handle_option): Don't set
3776 warn_jump_misses_init for -Wall.
3777 * doc/invoke.texi (Warning Options): Update documentation.
3779 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3781 * Makefile.in ($(out_object_file)): Depend on
3782 gt-$(basename $(notdir $(out_file))).h.
3784 2009-09-28 Richard Henderson <rth@redhat.com>
3786 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3787 * except.c (gen_eh_region): Set it.
3788 (duplicate_eh_regions_1): Copy it.
3789 * tree-eh.c (lower_resx): Use it to determine which function
3792 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3793 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3794 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3795 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3796 BUILT_IN_CXA_END_CLEANUP if necessary.
3798 * c-common.c (c_define_builtins): Update call to
3799 build_common_builtin_nodes.
3801 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3803 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3805 2009-09-28 Michael Matz <matz@suse.de>
3807 * builtins.c (interclass_mathfn_icode): New helper.
3808 (expand_builtin_interclass_mathfn): Use it here, and split folding
3810 (fold_builtin_interclass_mathfn): ... this new folder.
3811 (build_call_nofold_loc): New static helper.
3812 (build_call_nofold): New wrapper macro for above.
3813 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3814 (expand_builtin_pow): Ditto.
3815 (expand_builtin_memset_args): Ditto.
3816 (expand_builtin_printf): Ditto.
3817 (expand_builtin_fprintf): Ditto.
3818 (expand_builtin_sprintf): Ditto.
3819 (expand_builtin_memory_chk): Ditto.
3820 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3821 (expand_builtin_stpcpy): Ditto.
3822 (expand_builtin_strcmp): Ditto.
3823 (expand_builtin_strncmp): Ditto.
3824 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3825 (expand_builtin_strcpy_args): Don't call folders.
3826 (expand_builtin_memcmp): Ditto.
3827 (expand_builtin_strncpy): Ditto, and use target.
3828 (expand_builtin_memcpy): Ditto.
3829 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3830 expand_builtin_strpbrk, expand_builtin_memmove,
3831 expand_builtin_memmove_args, expand_builtin_bcopy,
3832 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3833 expand_builtin_strspn, expand_builtin_strcspn,
3834 expand_builtin_fputs): Remove these.
3835 (expand_builtin): Don't call the above, change calls to other
3836 expanders that changed prototype.
3837 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3838 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3839 fold_builtin_interclass_mathfn.
3840 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3841 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3843 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3844 * passes.c (init_optimization_passes): Move pass_fold_builtins
3845 after last phiopt pass.
3846 * tree-inline.c (fold_marked_statements): When folding builtins
3847 iterate over all instruction potentially generated.
3848 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3850 (fold_gimple_call): Use it to always fold calls (into potentially
3851 multiple instructions).
3852 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3853 calls into zero at this time.
3854 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3855 statements generated by builtin folding.
3857 2009-09-28 Nick Clifton <nickc@redhat.com>
3859 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3861 2009-09-28 Duncan Sands <baldrick@free.fr>
3863 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3864 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3865 (register_callback): Dispatch it.
3866 (invoke_plugin_callbacks): Incorporate in sanity check.
3867 * ggc.h (ggc_register_cache_tab): Add declaration.
3868 * ggc-common.c (ggc_register_root_tab): Simplify.
3869 (const_ggc_cache_tab_t): New typedef.
3870 (extra_cache_vec): New vector of dynamically added cache tables.
3871 (ggc_register_cache_tab): New function.
3872 (ggc_scan_cache_tab): New function.
3873 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3874 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3876 2009-09-27 Richard Henderson <rth@redhat.com>
3878 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3879 which we remove __builtin_stack_restore.
3881 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3883 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3884 to test for GRD_INVARIANT.
3885 (simple_rhs_p): Anything that's function_invariant_p is fine.
3887 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3889 * gengtype.c (main): Use plunge_files instead of plugin_output.
3891 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3892 Rafael Avila de Espindola <espindola@google.com>
3894 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3895 Don't print pch related info if it is false.
3896 (main): Don't print pch info in plugin mode.
3898 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3900 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3901 with dw_val_class_const_double.
3902 (struct dw_val_struct): Replace val_long_long with val_double and
3903 adjust for above change.
3904 (output_loc_operands): Likewise.
3905 (add_AT_long_long): Rename into...
3906 (add_AT_double): ...this.
3907 (print_die): Replace dw_val_class_long_long with
3908 dw_val_class_const_double and adjust.
3909 (attr_checksum): Likewise.
3910 (same_dw_val_p): Likewise.
3911 (size_of_die): Likewise.
3912 (value_format): Likewise.
3913 (output_die): Likewise.
3914 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3915 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3916 instead of add_AT_long_long.
3917 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3918 value with the precision of its type.
3920 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3923 * c-typeck.c (build_conditional_expr): Use the readonly and
3924 volatile flags of the operand types, not of the operands itself.
3926 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3928 * collect2.c (main): Look for -brtl before adding libraries.
3930 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3932 * config.gcc: Update OpenBSD targets.
3933 * config/openbsd-stdint.h: New file.
3934 * config/openbsd-libpthread.h: New file.
3935 * config/openbsd.h: Update and break out LIB_SPEC definition.
3936 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3937 * config/i386/openbsdelf.h: Correct types.
3938 * config/m68k/openbsd.h: Likewise.
3939 * config/mips/openbsd.h: Likewise.
3940 * config/vax/openbsd.h: Likewise.
3942 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3944 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3945 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3946 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3947 of the length and zero.
3949 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3951 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3952 (FLAGS_H): Add options.h $(REAL_H).
3953 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3954 (TREE_VECTORIZER_H): New.
3955 (EBITMAP_H): Renamed from EBIMAP_H.
3956 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3957 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3958 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3959 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3960 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3961 (graphite-clast-to-gimple.o, graphite-dependences.o)
3962 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3963 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3964 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3965 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3966 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3967 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3968 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3969 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3970 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3971 updated and fixed as per above changes and per
3972 check_makefile_deps.sh output.
3975 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3976 * configure: Regenerate.
3978 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3980 * doc/install.texi: Update minimum MPC version to 0.7.
3982 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3984 * doc/install.texi (Binaries): Remove reference to the binary
3985 distribution CD-ROM from the FSF.
3987 2009-09-26 Michael Matz <matz@suse.de>
3991 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3992 that are mentioned in the body.
3994 2009-09-26 Michael Matz <matz@suse.de>
3996 PR tree-optimization/41454
3997 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3998 (tree_ssa_dominator_optimize): Don't allocate and free it.
3999 (dom_opt_leave_block): Don't iterate over it.
4000 (eliminate_redundant_computations): Don't return a value.
4001 (cprop_operand, cprop_into_stmt): Ditto.
4002 (optimize_stmt): Don't defer updating stmts.
4004 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4006 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4007 generic_parameter_die, template_parameter_pack_die,
4008 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4009 renaming DW_TAG_formal_parameter_pack and
4010 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4011 and DW_TAG_GNU_template_parameter_pack.
4013 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4015 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4016 * config/v850/v850.c (v850_function_value): New function.
4017 (TARGET_FUNCTION_VALUE): Define.
4019 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4021 * tree-vect-stmts.c (vectorizable_call): Call
4022 mark_symbols_for_renaming after vect_finish_stmt_generation.
4024 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4025 to loc_descriptor_from_tree.
4026 (add_location_or_const_value_attribute): Pass 0 instead of 2
4027 for decl_by_reference_p decls.
4029 2009-09-25 Richard Guenther <rguenther@suse.de>
4032 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4035 2009-09-25 Ben Elliston <bje@au.ibm.com>
4037 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4040 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4042 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4043 form of instruction.
4045 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4048 * fold-const.c (const_binop): Handle complex int division.
4049 * tree-complex.c (expand_complex_div_straight,
4050 expand_complex_div_wide): Update comments.
4052 2009-09-24 DJ Delorie <dj@redhat.com>
4055 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4056 (reg_class): Likewise.
4057 (REG_CLASS_NAMES): Likewise.
4058 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4059 (m32c_override_options): Disable -fivopts for M32C.
4061 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4063 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4064 Delete VSX load/store with update support.
4065 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4066 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4070 (VStype_load_update): Ditto.
4071 (VStype_store_update): Ditto.
4072 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4073 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4075 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4076 load/store with update builtins.
4078 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4080 * libgcc2.c (L_trampoline): Prototype for getpagesize
4081 and mprotect in WINNT case.
4083 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4085 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4086 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4087 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4088 'outgoing' argument.
4089 (TARGET_FUNCTION_VALUE): Define.
4091 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4093 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4095 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4098 * common.opt: Initialize dwarf_strict to -1.
4099 * toplev.c (process_options): Catch unset dwarf_strict
4100 and set to 0 for all targets not overriding.
4101 * config/darwin.c (darwin_override_options): Catch unset
4102 dwarf_strict and override to 1.
4104 2009-09-24 Jeff Law <law@redhat.com>
4106 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4108 2009-09-24 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/36143
4111 PR tree-optimization/38747
4112 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4113 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4115 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4118 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4119 return false instead of gcc_unreachable (). For CONST return the
4120 value returned by recursive call instead of always returning true.
4121 (tree_add_const_value_attribute): Return the value returned by
4122 add_const_value_attribute instead of always returning true if rtl
4125 2009-09-23 Justin Seyster <jrseys@gmail.com>
4127 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4129 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4131 * cgraphunit.c (cgraph_lower_function): Revert last change.
4132 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4133 instead of DECL_NO_STATIC_CHAIN.
4134 * tree-cfg.c (verify_gimple_call): Likewise.
4135 * tree-nested.c (get_chain_decl, get_chain_field,
4136 convert_tramp_reference_op, convert_gimple_call): Likewise.
4137 (convert_all_function_calls): Likewise. Always set or clear
4138 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4139 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4140 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4142 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4143 DECL_NO_STATIC_CHAIN.
4144 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4145 instead of DECL_NO_STATIC_CHAIN.
4146 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4147 decl_function_context.
4148 * varasm.c (initializer_constant_valid_p): Likewise.
4149 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4150 (DECL_STATIC_CHAIN): ... this.
4151 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4152 instead of DECL_NO_STATIC_CHAIN.
4154 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4155 Rafael Avila de Espindola <espindola@google.com>
4157 * gengtype.c (nb_plugin_files): Make it unsigned to match
4158 num_gt_files. Adjust other variables to avoid warnings.
4159 (main): Allocate an all zero lang_bitmap before each plugin file name
4160 to match regular file names.
4162 2009-09-23 Richard Henderson <rth@redhat.com>
4164 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4165 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4166 static chain passed in memory.
4167 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4168 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4169 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4170 STATIC_CHAIN_REGNUM defined.
4172 * config/picochip/picochip-protos.h: s/class/klass/.
4173 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4174 (picochip_static_chain): New.
4175 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4176 (STATIC_CHAIN_INCOMING): Remove.
4178 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4179 (xtensa_static_chain): New.
4180 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4181 (STATIC_CHAIN_INCOMING): Remove.
4183 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4185 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4186 * config/pa/pa-protos.h (function_value): Remove.
4187 * config/pa/pa.c (pa_function_value): Rename from function_value.
4188 Make static, add 'outgoing' argument.
4189 (TARGET_FUNCTION_VALUE): Define.
4191 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4193 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4194 instead of cfun->machine->is_leaf.
4195 * config/avr/avr.h (machine_function): Remove is_leaf field.
4197 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4200 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4201 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4202 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4203 the same size, prefer DW_OP_stack_value.
4204 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4205 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4207 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4210 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4212 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4215 * cfgexpand.c (convert_debug_memory_address): New.
4216 (expand_debug_expr): Convert base address and offset to the same
4217 mode. Use it to convert addresses to other modes. Accept
4220 2009-09-23 Richard Guenther <rguenther@suse.de>
4222 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4223 produced for bigendian targets with promoted subregs.
4225 2009-09-23 Richard Guenther <rguenther@suse.de>
4227 * value-prof.c (gimple_ic): Purge old EH edges only after building
4230 2009-09-23 Nick Clifton <nickc@redhat.com>
4232 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4234 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4237 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4240 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4241 on non-nested functions.
4243 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4244 Jan Hubicka <jh@suse.cz>
4246 * dwarf2out.c (loc_list_plus_const): Only define if
4247 DWARF2_DEBUGGING_INFO.
4248 (address_of_int_loc_descriptor): Likewise.
4251 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4253 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4256 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4257 constant is more than zero.
4259 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4262 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4263 call final to emit non-scheduled prologue, instead insert at entry.
4265 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4266 Joseph S. Myers <joseph@codesourcery.com>
4268 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4270 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4271 Rafael Avila de Espindola <espindola@google.com>
4273 * gengtype.c (is_file_equal): New function.
4274 (close_output_files): Use is_file_equal. Free of->buf.
4276 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4277 Rafael Avila de Espindola <espindola@google.com>
4279 * gengtype.c (write_types, write_local): Add the output_header
4280 argument. Update all callers.
4282 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4284 * dwarf2out.c (template_parameter_pack_die,
4285 gen_formal_parameter_pack_die ): New functions.
4286 (make_ith_pack_parameter_name): Remove this function.
4287 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4288 DW_TAG_formal_parameter_pack.
4289 (gen_generic_params_dies): Represent each template parameter pack
4290 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4291 represented by usual DW_TAG_template_*_parameter DIEs that are
4292 children of the DW_TAG_template_parameter_pack element DIE.
4293 (generic_parameter_die): This doesn't deal with parameter pack
4294 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4295 of parameter pack DIEs.
4296 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4297 in certain cases, e.g. for pack elements.
4298 (gen_formal_types_die, gen_decl_die): Adjust usage of
4299 gen_formal_parameter_die.
4300 (gen_subprogram_die): Represent each function parameter pack by a
4301 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4302 represented by usual DW_TAG_formal_parameter DIEs that are children
4303 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4304 ____builtin_va_alist decls as no part of the compiler uses those
4306 * langhooks.h (struct lang_hooks_for_decls): Add
4307 function_parm_expanded_from_pack_p, get_generic_function_decl
4308 and function_parameter_pack_p hooks. Fix comment for
4309 get_innermost_generic_parms hook.
4310 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4311 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4312 macros and use them to initialize lang_hook.
4314 2009-09-22 Richard Henderson <rth@redhat.com>
4316 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4317 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4318 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4319 on TRAMPOLINE_TEMPLATE.
4320 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4321 TRAMPOLINE_ADJUST_ADDRESS.
4322 * targhooks.c (default_asm_trampoline_template): Remove.
4323 (default_trampoline_adjust_address): Remove.
4324 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4325 * targhooks.h: Update decls.
4327 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4329 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4330 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4331 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4333 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4336 * reload1.c (reload): Reset debug insns with pseudos without
4339 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4341 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4342 unconditional true for decimal float modes.
4343 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4344 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4346 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4348 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4349 Enable a new case for __FreeBSD__ >= 7.
4350 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4351 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4352 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4353 and USE_LD_AS_NEEDED.
4355 * doc/install.texi (*-*-freebsd*): Update target information.
4357 2009-09-22 Richard Guenther <rguenther@suse.de>
4360 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4361 arrays really properly.
4363 2009-09-22 Richard Henderson <rth@redhat.com>
4366 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4367 calls.static_chain, calls.trampoline_init,
4368 calls.trampoline_adjust_address.
4369 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4370 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4371 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4372 * builtins.c (expand_builtin_setjmp_receiver): Use
4373 targetm.calls.static_chain; only clobber registers.
4374 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4375 set up memory attributes properly for the trampoline block.
4376 (expand_builtin_adjust_trampoline): Use
4377 targetm.calls.trampoline_adjust_address.
4378 * calls.c (prepare_call_address): Add fndecl argument. Use
4379 targetm.calls.static_chain.
4380 * df-scan.c (df_need_static_chain_reg): Remove.
4381 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4382 consolodate static chain handling.
4383 * doc/tm.texi: Document new hooks.
4384 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4385 (init_emit_regs): Don't initialize them.
4386 * expr.h (prepare_call_address): Update decl.
4387 * final.c (profile_function): Use targetm.calls.static_chain.
4388 * function.c (expand_function_start): Likewise.
4389 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4390 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4391 only clobber registers.
4392 * targhooks.c (default_static_chain): New.
4393 (default_asm_trampoline_template, default_trampoline_init): New.
4394 (default_trampoline_adjust_address): New.
4395 * targhooks.h: Declare them.
4396 * varasm.c (assemble_trampoline_template): Use
4397 targetm.asm_out.trampoline_template. Make the memory block const
4400 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4401 alpha_initialize_trampoline. Make static. Merge VMS parameter
4402 differences into the TARGET_ABI_OPEN_VMS code block.
4403 (TARGET_TRAMPOLINE_INIT): New.
4404 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4405 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4406 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4407 (INITIALIZE_TRAMPOLINE): Remove.
4409 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4410 (TRAMPOLINE_TEMPLATE): Merge with ...
4411 (INITIALIZE_TRAMPOLINE): ... this and move ...
4412 * config/arc/arc.c (arc_trampoline_init): ... here.
4413 (TARGET_TRAMPOLINE_INIT): New.
4415 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4416 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4417 (arm_asm_trampoline_template): New.
4418 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4419 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4420 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4421 code to arm_asm_trampoline_template.
4422 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4423 arm_trampoline_adjust_address.
4424 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4425 adjust for target hook parameters.
4427 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4430 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4431 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4432 (bfin_trampoline_init): Rename from initialize_trampoline;
4433 make static; update for target hook parameters.
4434 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4435 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4436 bfin_asm_trampoline_template.
4437 (INITIALIZE_TRAMPOLINE): Remove.
4439 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4440 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4441 cris_trampoline_init): New.
4442 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4443 cris_asm_trampoline_template.
4444 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4445 adjust for target hook parameters.
4447 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4449 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4450 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4451 fr30_trampoline_init): New.
4452 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4453 fr30_asm_trampoline_template.
4454 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4455 adjust for target hook parameters.
4457 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4458 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4459 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4460 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4461 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4463 * config/h8300/h8300.c (h8300_trampoline_init): New.
4464 (TARGET_TRAMPOLINE_INIT): New.
4465 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4466 to h8300_trampoline_init and adjust for hook parameters.
4468 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4469 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4470 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4471 make static; adjust for hook parameters.
4472 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4474 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4475 (TARGET_TRAMPOLINE_INIT): New.
4476 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4477 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4478 iq2000_asm_trampoline_template.
4479 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4480 (TRAMPOLINE_CODE_SIZE): New.
4481 (TRAMPOLINE_SIZE): Use it.
4482 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4484 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4485 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4486 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4487 adjust for hook parameters.
4488 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4490 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4491 (m32r_trampoline_init): New.
4492 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4493 m32r_trampoline_init.
4495 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4496 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4497 make static; update for hook parameters.
4498 * config/m68hc11/m68hc11-protos.h: Update.
4499 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4501 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4502 (TARGET_TRAMPOLINE_INIT): New.
4503 (mcore_function_value): Fix typo.
4504 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4505 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4506 to mcore_asm_trampoline_template.
4507 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4509 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4510 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4511 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4512 update for hook parameters.
4513 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4515 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4516 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4517 mips_trampoline_init): New.
4518 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4519 mips_asm_trampoline_template.
4520 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4521 update for hook parameters.
4523 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4524 (TARGET_TRAMPOLINE_INIT): New.
4525 (mmix_trampoline_size): Remove.
4526 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4527 make static. Remove out-of-date tetra vs octa comment.
4528 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4529 make static; update for hook parameters.
4530 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4531 (INITIALIZE_TRAMPOLINE): Remove.
4532 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4533 (TRAMPOLINE_ALIGNMENT): New.
4534 * gcc/config/mmix/mmix-protos.h: Update.
4536 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4537 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4538 mn10300_trampoline_init): New.
4539 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4540 mn10300_asm_trampoline_template.
4541 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4543 * config/moxie/moxie.c (moxie_static_chain,
4544 moxie_asm_trampoline_template, moxie_trampoline_init,
4545 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4546 TARGET_TRAMPOLINE_INIT): New.
4547 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4548 moxie_trampoline_init.
4549 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4550 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4552 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4553 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4554 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4555 pa_trampoline_adjust_address): New.
4556 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4557 pa_asm_trampoline_template.
4558 (TRAMPOLINE_ALIGNMENT): New.
4559 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4560 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4561 adjust for hook parameters.
4562 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4564 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4565 (TARGET_TRAMPOLINE_INIT): New.
4566 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4567 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4569 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4571 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4572 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4573 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4574 make static; adjust parameters for the hook.
4575 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4577 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4578 s390_trampoline_template; make static.
4579 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4580 make static; adjust for target hook.
4581 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4582 * config/s390/s390-protos.h: Remove trampoline decls.
4583 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4584 (TRAMPOLINE_TEMPLATE): Remove.
4585 (TRAMPOLINE_ALIGNMENT): New.
4587 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4588 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4589 (TARGET_TRAMPOLINE_INIT): New.
4590 (score_asm_trampoline_template): New.
4591 (score_trampoline_init): Rename from score_initialize_trampoline;
4592 make static; adjust for hook parameters.
4593 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4594 score[37]_asm_trampoline_template.
4595 (INITIALIZE_TRAMPOLINE): Remove.
4596 * config/score/score3.c (score3_asm_trampoline_template): New.
4597 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4598 adjust for target hook.
4599 * config/score/score7.c (score7_asm_trampoline_template): New.
4600 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4601 adjust for target hook.
4602 * config/score/score3.h, config/score/score7.h: Update.
4604 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4605 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4606 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4607 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4608 make static; adjust for target hook parameters.
4609 (sh_trampoline_adjust_address): New.
4610 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4611 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4613 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4614 (sparc32_initialize_trampoline): Rename from
4615 sparc_initialize_trampoline; make static; replace tramp parameter
4616 with m_tramp and update memory accesses.
4617 (sparc64_initialize_trampoline): Similarly.
4618 (sparc_trampoline_init): New.
4619 * config/sparc/sparc-protos.h: Remove trampoline decls.
4620 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4621 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4623 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4624 (array_to_constant): Make ARR parameter const.
4625 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4626 make static; update for hook parameters.
4627 * config/spu/spu-protos.h: Update decls.
4628 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4630 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4631 from xstormy16_initialize_trampoline; make static; update for
4633 (TARGET_TRAMPOLINE_INIT): New.
4634 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4636 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4637 (TARGET_TRAMPOLINE_INIT): New.
4638 (v850_can_eliminate): Make static.
4639 (v850_asm_trampoline_template, v850_trampoline_init): New.
4640 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4641 v850_asm_trampoline_template.
4642 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4643 and adjust for target hook parameters.
4645 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4646 (TARGET_TRAMPOLINE_INIT): New.
4647 (vax_asm_trampoline_template, vax_trampoline_init): New.
4648 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4649 vax_asm_trampoline_template.
4650 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4652 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4653 (TARGET_TRAMPOLINE_INIT): New.
4654 (xtensa_asm_trampoline_template): Rename from
4655 xtensa_trampoline_template; make static.
4656 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4657 make static; update for hook parameters.
4658 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4659 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4660 (INITIALIZE_TRAMPOLINE): Remove.
4662 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4663 error for nested functions with regparm=3.
4664 (ix86_compute_frame_layout): Adjust frame pointer offset for
4665 ix86_static_chain_on_stack.
4666 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4667 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4668 don't reset to UNITS_PER_WORD.
4669 (ix86_emit_leave): Adjust ix86_cfa_state.
4670 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4671 (ix86_static_chain): New.
4672 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4673 make static; update for target hook parameters; use ix86_static_chain.
4674 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4675 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4676 (INITIALIZE_TRAMPOLINE): Remove.
4677 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4678 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4679 to the end. Add static_chain_on_stack.
4680 (ix86_static_chain_on_stack): New.
4682 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4683 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4684 (m68k_trampoline_init): New.
4685 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4686 m68k_trampoline_init and adjust for hook parameters.
4687 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4688 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4690 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4692 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4693 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4695 * reload1.c (reload): Call wrap_constant when substituting
4696 reg for equiv inside of DEBUG_INSNs.
4699 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4700 add_call_src_coords_attributes, add_high_low_attributes,
4701 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4702 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4703 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4704 when -gdwarf-2 -gstrict-dwarf.
4705 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4706 -gdwarf-[23] -gstrict-dwarf.
4707 (address_of_int_loc_descriptor, loc_descriptor,
4708 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4709 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4710 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4712 2009-09-22 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/41428
4715 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4716 (ccp_finalize): Pass it to substitute_and_fold.
4718 2009-09-22 Richard Guenther <rguenther@suse.de>
4720 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4721 (substitute_and_fold): Adjust prototype.
4722 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4723 (simplify_stmt_using_ranges): Likewise.
4724 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4725 (vrp_fold_stmt): New function.
4726 (vrp_finalize): Pass it to substitute_and_fold.
4727 * tree-flow.h (vrp_evaluate_conditional): Remove.
4728 (simplify_stmt_using_ranges): Likewise.
4729 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4730 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4731 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4733 (fold_predicate_in): Move to tree-vrp.c.
4734 (substitute_and_fold): Use the callback instead of calling into
4735 tree-vrp.c functions directly.
4737 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4739 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4740 comparison warning on rs6000.
4743 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4744 GIMPLE_EH_MUST_NOT_THROW cleanup.
4745 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4747 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4750 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4751 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4752 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4753 libSystem which is derived from the gcc 4.2.1 unwinder.
4755 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4758 * varasm.c (default_encode_section_info): Copy TLS model into
4759 sym_ref flags regardless of backend support for TLS, for all
4760 model types except TLS_MODEL_EMULATED.
4762 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4765 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4766 we can handle it correctly.
4768 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4770 * doc/install.texi (os2): Remove section.
4772 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4774 * doc/standards.texi (Objective-C): Adjust two URLs.
4776 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4778 * tree-tailcall.c (process_assignment): Don't check if a
4779 multiplication or an addition are already present.
4780 (find_tail_calls): Combine multiple additions and multiplications.
4781 (adjust_accumulator_values): Emit accumulators.
4783 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4785 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4786 xmm register restore.
4788 2009-09-21 Jan Hubicka <jh@suse.cz>
4790 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4791 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4794 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4796 * stor-layout.c (layout_type): Remove obsolete code.
4798 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4801 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4803 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4806 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4807 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4808 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4809 * fold-const.c (const_binop): Likewise.
4810 * real.h (do_mpc_arg2): Update prototype.
4812 2009-09-20 Jan Hubicka <jh@suse.cz>
4814 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4815 (add_location_or_const_value_attribute): Rewrite using
4817 (tree_add_const_value_attribute): Return true if successful.
4818 (tree_add_const_value_attribute_for_decl): Likewise.
4820 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4821 (loc_descriptor): ... here;
4822 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4823 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4824 pool items that was not marked for output.
4825 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4826 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4827 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4828 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4829 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4830 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4831 DW_OP_stack_value to get address of items that are not available
4833 (dw_loc_list): Handle single element lists correctly.
4835 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4836 Pascal Obry <obry@adacore.com>
4838 * unwind-dw2-fde.c (classify_object_over_fdes):
4839 Cast the constant 1 to _Unwind_Ptr.
4840 (add_fdes): Likewise.
4841 (linear_search_fdes): Likewise.
4843 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4845 * stor-layout.c (set_sizetype): Avoid useless type copy.
4847 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4849 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4851 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4852 * configure, config.in: Regenerate.
4853 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4855 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4856 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4857 for global data if the output could be used in a shared library.
4858 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4859 to 0 if TARGET_WRITABLE_EH_FRAME.
4861 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4863 PR rtl-optimization/39886
4864 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4865 just when insn is equal to BB_END (bb).
4867 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4869 * config/mips/mips.opt (mrelax-pic-calls): New option.
4870 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4872 (mips_unspec_call): Change "unspec_call" expander into this.
4873 (mips_strip_unspec_call): New function.
4874 (mips_got_load): Call mips_unspec_call instead of
4875 gen_unspec_call<mode>.
4876 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4878 (mips_cfg_in_reorg): New function.
4879 (mips16_lay_out_constants): Use it to decide whether to call
4880 CFG-aware insn splitting.
4881 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4882 mips_reorg. Move DF set-up code from here ...
4883 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4885 (mips_reorg): Call mips_df_reorg instead of
4886 r10k_insert_cache_barriers. Move CFG set-up code here from
4887 r10k_insert_cache_barriers.
4888 (mips_call_expr_from_insn): New function.
4889 (mips_pic_call_symbol_from_set): Likewise.
4890 (mips_find_pic_call_symbol): Likewise.
4891 (mips_annotate_pic_call_expr): Likewise.
4892 (mips_get_pic_call_symbol): Likewise.
4893 (mips_annotate_pic_calls): Likewise.
4894 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4896 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4897 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4898 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4900 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4901 (unspec_call<mode>): Remove it.
4902 (sibcall_internal, sibcall_value_internal,
4903 sibcall_value_multiple_internal, call_internal, call_split,
4904 call_value_internal, call_value_split,
4905 call_value_multiple_internal, call_value_multiple_split): Pass
4906 SIZE_OPNO to MIPS_CALL.
4907 (call_internal_direct, call_direct_split,
4908 call_value_internal_direct, call_value_direct_split): Pass -1 as
4909 SIZE_OPNO to MIPS_CALL.
4910 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4911 * configure: Regenerate.
4912 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4913 and -mno-relax-pic-calls.
4914 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4916 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4919 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4920 in the directory this rule is called from, rather than the
4921 toplevel 'gcc' directory, to fix in-tree build.
4923 2009-09-19 Chris Demetriou <cgd@google.com>
4925 PR preprocessor/28435:
4926 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4927 to cpplib that the preprocessor output is needed.
4929 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4931 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4932 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4933 *return_and_restore_fpregs_<mode>,
4934 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4937 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4938 instead of assuming it has always a REG inside of it.
4940 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4942 * config/freebsd.h: Update comment on types.
4943 (WINT_TYPE): Define.
4945 2009-09-18 Jason Merrill <jason@redhat.com>
4947 * c.opt: Add -fno-deduce-init-list.
4949 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4951 * value-prof.c (interesting_stringop_to_profile_p): Added output
4952 argument to indicate which parameter is the size parameter.
4953 * value-prof.c (gimple_stringop_fixed_value): Use
4954 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4955 * value-prof.c (gimple_stringops_transform): Update call sites to
4956 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4958 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4961 From David Binderman <dcb314@hotmail.com>:
4962 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4963 local variable f. Remove stale comments.
4964 (ix86_compute_frame_layout): Remove useless local variable total_size.
4965 Remove #if 0'd code.
4966 (legitimate_address_p): Remove useless local variables
4967 reason_rtx and reason.
4968 (ix86_split_copysign_const): Remove useless local variable op1.
4969 (scale_counter): Remove useless local variable piece_size_mask.
4971 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4973 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4976 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4979 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4981 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4983 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4986 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4988 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4989 DW_OP_implicit_value even without dwarf_version 4.
4991 2009-09-17 Jan Hubicka <jh@suse.cz>
4993 * dwarf2out.c: Include tree-pass.h and gimple.h.
4994 (loc_list_plus_const): New function.
4995 (loc_descriptor_from_tree_1): Rename to ...
4996 (loc_descriptor_from_tree): ... remove original.
4997 (loc_list_from_tree): New function.
4998 (add_AT_location_description): Accept location list.
4999 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5000 (concatn_mem_loc_descriptor): Remove.
5001 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5003 (secname_for_decl): Move up.
5004 (hidden_reference_p): New function; break out from ...
5005 (loc_by_refernece): ... here; move up.
5006 (dw_loc_list): New function.
5007 (single_element_loc_list): New function.
5008 (single_element_loc_list_p): New function.
5009 (add_loc_descr_to_each): New function.
5010 (add_loc_list): New function.
5011 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5012 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5013 add diagnostics why expansion failed.
5014 (add_location_or_const_value_attribute): Support location lists.
5015 (add_bound_info): Likewise.
5016 (descr_info_loc): Update call of loc_descriptor_from_tree.
5017 (gen_variable_die): Work on location lists.
5018 * final.c (pass_final): Add dump file.
5019 * Makefile.in (dwarf2out.o): Add new dependencies.
5021 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5024 * real.c decimal_from_integer, decimal_integer_string): New.
5025 (real_from_integer): Use them as special case for decimal float.
5026 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5027 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5028 Do not append zero after the decimal point in string to convert.
5030 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5032 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5033 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5035 2009-09-17 Martin Jambor <mjambor@suse.cz>
5037 * common.opt (fipa-sra): New switch.
5038 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5039 * timevar.def (TV_IPA_SRA): New timevar.
5040 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5041 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5042 * tree-sra.c: Include cgraph.c.
5043 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5044 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5045 and grp_not_necessarilly_dereferenced.
5046 (func_param_count): New variable.
5047 (encountered_apply_args): New variable.
5048 (bb_dereferences): New variable.
5049 (final_bbs): New variable.
5050 (no_accesses_representant): New variable.
5051 (no_accesses_p): New function.
5052 (dump_access): Dump the new fields.
5053 (sra_initialize): Set encountered_apply_args to false.
5054 (get_ssa_base_param): New function.
5055 (mark_parm_dereference): New function.
5056 (create_access): Caring for INIDRECT_REFs and different handling of
5057 varialble length accesses in early IPA SRA. Store the stmt - a new
5058 parameter - to the new access.
5059 (build_access_from_expr_1): New parameter stmt, passed to
5060 create_access. Handle INDIRECT_REFs.
5061 (build_access_from_expr): Pass the current statement to
5062 build_access_from_expr_1.
5063 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5065 (build_accesses_from_assign): Pass the current statement to
5066 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5067 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5068 final_bbs when necessary. Check for calls to __builtin_apply_args.
5069 Fixup EH info if anythng was changed.
5070 (is_unused_scalar_param): New function.
5071 (ptr_parm_has_direct_uses): New function.
5072 (find_param_candidates): New function.
5073 (mark_maybe_modified): New function.
5074 (analyze_modified_params): New function.
5075 (propagate_dereference_distances): New function.
5076 (dump_dereferences_table): New function.
5077 (analyze_caller_dereference_legality): New function.
5078 (unmodified_by_ref_scalar_representative): New function.
5079 (splice_param_accesses): New function.
5080 (decide_one_param_reduction): New function.
5081 (enum ipa_splicing_result): New type.
5082 (splice_all_param_accesses): New function.
5083 (get_param_index): New function.
5084 (turn_representatives_into_adjustments): New function.
5085 (analyze_all_param_acesses): New function.
5086 (get_replaced_param_substitute): New function.
5087 (get_adjustment_for_base): New function.
5088 (replace_removed_params_ssa_names): New function.
5089 (sra_ipa_reset_debug_stmts): New function.
5090 (sra_ipa_modify_expr): New function.
5091 (sra_ipa_modify_assign): New function.
5092 (convert_callers): New function.
5093 (modify_function): New function.
5094 (ipa_sra_preliminary_function_checks): New function.
5095 (ipa_early_sra): New function.
5096 (ipa_early_sra_gate): New function.
5097 (pass_early_ipa_sra): New variable.
5098 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5100 2009-09-17 Michael Matz <matz@suse.de>
5103 * tree.c (build_type_attribute_qual_variant): Export.
5104 * tree.h (build_type_attribute_qual_variant): Declare.
5105 * tree-inline.c (remap_type_1): Use it to build variants with
5106 the original qualifiers and attributes.
5108 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5110 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5111 without a fallthrough edge.
5113 2009-09-16 DJ Delorie <dj@redhat.com>
5115 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5116 chip and ignore the "fast_interrupt" attribute if so.
5118 2009-09-16 Richard Henderson <rth@redhat.com>
5121 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5124 2009-09-16 Richard Henderson <rth@redhat.com>
5127 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5128 is set only if DECL_NO_STATIC_CHAIN is unset.
5129 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5130 (FOR_EACH_NEST_INFO): New.
5131 (walk_all_functions): Use it.
5132 (finalize_nesting_tree): Likewise.
5133 (unnest_nesting_tree): Likewise.
5134 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5135 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5136 (convert_gimple_call): Early out if gimple_call_chain already set.
5137 (convert_all_function_calls): Iterate until no new functions
5138 require a static chain.
5139 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5140 when building a trampoline. Use dump_function_to_file instead
5142 (lower_nested_functions): Open dump_file. Validate that decls
5143 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5144 bit reset by this pass.
5146 2009-09-16 Michael Matz <matz@suse.de>
5149 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5150 shorten decl_common_unused.
5151 (DECL_RESTRICTED_P): New accessor.
5152 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5153 to disambiguate marked decls and restrict pointers.
5155 2009-09-16 Richard Henderson <rth@redhat.com>
5158 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5160 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5162 * integrate.c (set_block_abstract_flags): Call
5163 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5165 2009-09-16 Richard Guenther <rguenther@suse.de>
5168 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5171 2009-09-16 DJ Delorie <dj@redhat.com>
5172 Kaz Kojima <kkojima@gcc.gnu.org>
5174 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5175 (sh_expand_prologue): Update calls to output_stack_adjust.
5176 (sh_expand_epilogue): Likewise.
5178 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5181 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5182 trying to limit the extent of searches in the insn stream.
5184 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5185 Jakub Jelinek <jakub@redhat.com>
5189 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5191 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5192 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5193 (rs6000_savres_strategy): Always save FP registers inline if the
5194 target doesn't support hardware double-precision. Set the above
5195 bits in return value when needed.
5196 (rs6000_savres_routine_sym): Fix computation for cache selector.
5197 Mark the generated symbol as a function. Rename exitp argument to
5198 lr. Move code for determining the name of the symbol...
5199 (rs6000_savres_routine_name): ...here. New function. Add cases for
5200 getting the names right on AIX and 64-bit Linux.
5201 (savres_routine_name): New variable.
5202 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5203 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5204 on what the target routine uses as a base register. If savep && lr
5205 describe saving of r0 into memory slot.
5206 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5207 line calls for AIX ABI.
5208 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5209 determine FP save/restore functions.
5210 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5211 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5213 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5214 Duplicate restoration of LR and execute the appropriate one
5215 depending on whether GPRs are being restored inline. Set r11 from
5216 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5217 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5218 Fix out of line calls for AIX ABI.
5219 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5221 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5223 (*restore_gpregs_spe): Likewise.
5224 (*return_and_restore_gpregs_spe): Likewise.
5225 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5226 Define to empty string unconditionally.
5227 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5228 Define to empty string unconditionally.
5229 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5232 2009-09-15 Jan Hubicka <jh@suse.cz>
5234 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5235 * params.def (inline-insns-auto): Likewise.
5237 2009-09-15 Martin Jambor <mjambor@suse.cz>
5239 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5240 individual statements only at TDF_DETAILS dump level. Format
5241 source for 80 characters per line.
5243 2009-09-15 Christian Bruel <christian.bruel@st.com>
5245 * regrename.c (do_replace): Update REG_DEAD notes.
5247 2009-09-15 Revital Eres <eres@il.ibm.com>
5249 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5250 * targhooks.c (default_builtin_support_vector_misalignment):
5251 New builtin function.
5252 * targhooks.h (default_builtin_support_vector_misalignment):
5254 * target.h (builtin_support_vector_misalignment):
5255 New field in struct gcc_target.
5256 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5257 new builtin function.
5258 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5260 * config/rs6000/rs6000.c
5261 (rs6000_builtin_support_vector_misalignment): New function.
5262 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5264 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5266 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5268 (bfin_optimize_loop): Likewise.
5269 (bfin_gen_bundles): Likewise.
5270 (workaround_speculation): Likewise.
5271 (find_load): Return NULL_RTX for debug_insn.
5273 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5275 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5278 2009-09-14 DJ Delorie <dj@redhat.com>
5280 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5281 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5284 2009-09-14 Richard Henderson <rth@redhat.com>
5285 Jakub Jelinek <jakub@redhat.com>
5287 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5288 * cfgbuild.c (make_edges): Handle asm goto.
5289 * cfglayout.c (fixup_reorder_chain): Likewise.
5290 * cfgrtl.c (patch_jump_insn): Likewise.
5291 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5292 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5293 (gimple_build_asm_vec): Add and use labels parameter.
5294 (gimple_build_asm): Remove.
5295 (walk_gimple_asm): Walk labels too.
5296 * gimple.def (GIMPLE_ASM): Update docs.
5297 * gimple.h: Update decls.
5298 (struct gimple_statement_asm): Change nc to use unsigned char;
5300 (gimple_asm_nlabels): New.
5301 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5302 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5303 into gimple_build_asm_vec.
5304 * jump.c (mark_jump_label_asm): New.
5305 (mark_jump_label): Use it.
5306 (redirect_jump_1): Handle asm goto.
5307 (invert_jump_1): Soft fail if X is null.
5308 * recog.c (extract_asm_operands): New.
5309 (asm_noperands): Use it; handle asm labels.
5310 (decode_asm_operands): Use extract_asm_operands.
5311 (asm_operand_ok): Properly handle empty string.
5312 * reg-stack.c (get_asm_operands_in_out): Rename from
5313 get_asm_operand_n_inputs; use extract_asm_operands; return both
5314 inputs and outputs by reference; update all callers.
5315 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5316 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5317 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5318 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5319 (extract_asm_operands): Declare.
5320 * stmt.c (expand_asm_operands): Add and use labels parameter.
5321 (check_unique_operand_names): Likewise.
5322 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5323 (expand_asm_stmt): Handle asm labels.
5324 * tree-cfg.c (make_gimple_asm_edges): New.
5325 (make_edges): Use it.
5326 (cleanup_dead_labels): Handle asm labels.
5327 (is_ctrl_altering_stmt): Likewise.
5328 (gimple_redirect_edge_and_branch): Likewise.
5329 * tree.def (ASM_EXPR): Add 5th operand.
5330 * tree.h (ASM_LABELS): New.
5331 (resolve_asm_operand_names): Update decl.
5333 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5334 (c_parser_asm_goto_operands): New.
5335 * c-tree.h (build_asm_expr): Update decl.
5336 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5337 * doc/extend.texi: Document asm goto.
5339 2009-09-14 Richard Henderson <rth@redhat.com>
5341 * except.h: Update declarations.
5342 (struct pointer_map_t): Forward declare.
5343 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5344 (struct eh_landing_pad_d, eh_landing_pad): New.
5345 (struct eh_catch_d, eh_catch): New.
5346 (struct eh_region_d): Remove next_region_sharing_label, aka,
5347 label, tree_label, landing_pad, post_landing_pad, resume,
5348 may_contain_throw. Rename region_number to index. Remove
5349 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5350 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5351 (VEC(eh_landing_pad,gc)): New.
5352 (struct eh_status): Remove last_region_number. Add lp_array,
5353 throw_stmt_table, ttype_data, ehspec_data.
5354 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5355 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5356 * except.c (lang_protect_cleanup_actions): Return tree.
5357 (struct ehl_map_entry): Remove.
5358 (init_eh_for_function): Push zero entries for region and lp_array.
5359 (gen_eh_region): Add to region_array immediately.
5360 (gen_eh_region_catch): Operate on eh_catch objects.
5361 (gen_eh_landing_pad): New.
5362 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5363 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5364 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5365 (get_eh_landing_pad_from_number_fn): New.
5366 (get_eh_landing_pad_from_number): New.
5367 (get_eh_region_from_lp_number_fn): New.
5368 (get_eh_region_from_lp_number): New.
5369 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5370 (get_exception_pointer, get_exception_filter): Remove.
5371 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5372 (current_function_has_exception_handlers): Simplify.
5373 (bring_to_root, eh_region_replaceable_by_p): Remove.
5374 (replace_region, hash_type_list, hash_eh_region): Remove.
5375 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5376 (label_to_region_map, num_eh_regions): Remove.
5377 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5378 (find_exception_handler_labels): Remove.
5379 (duplicate_eh_regions_0, find_prev_try): Remove.
5380 (struct duplicate_eh_regions_data): New.
5381 (duplicate_eh_regions_1): Rewrite.
5382 (duplicate_eh_regions): Return a pointer map instead of an
5384 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5385 (redirect_eh_edge_to_label): Remove.
5386 (eh_region_outermost): Rewrite using eh_region pointers
5387 instead of integers.
5388 (add_ttypes_entry): Update for ttype_data move to eh_status.
5389 (add_ehspec_entry): Rewrite with VEC instead of varray.
5390 (assign_filter_values): Likewise. Export.
5391 (build_post_landing_pads, connect_post_landing_pads): Remove.
5392 (dw2_build_landing_pads): Rewrite to use lp_array.
5393 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5394 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5395 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5396 (sjlj_mark_call_sites): Update for landing pad numbers.
5397 (finish_eh_generation): Rewrite.
5398 (gate_handle_eh): Do nothing for no eh tree.
5399 (pass_rtl_eh): Move up near finish_eh_generation.
5400 (remove_eh_landing_pad): New.
5401 (remove_eh_handler): Export.
5402 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5403 (for_each_eh_label): Rewrite to use lp_array.
5404 (make_reg_eh_region_note): New.
5405 (make_reg_eh_region_note_nothrow_nononlocal): New.
5406 (insn_could_throw_p): New.
5407 (copy_reg_eh_region_note_forward): New.
5408 (copy_reg_eh_region_note_backward): New.
5409 (check_handled, add_reachable_handler): Remove.
5410 (reachable_next_level, foreach_reachable_handler): Remove.
5411 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5412 (get_eh_region_and_lp_from_rtx): New.
5413 (get_eh_region_from_rtx): New.
5414 (can_throw_internal_1, can_throw_external_1): Remove.
5415 (can_throw_internal): Use get_eh_region_from_rtx.
5416 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5417 (insn_nothrow_p, can_nonlocal_goto): New.
5418 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5419 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5420 (add_action_record): Use VEC not varray.
5421 (collect_one_action_chain): Update for eh_region changes.
5422 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5423 Use get_eh_region_and_lp_from_rtx.
5424 (gate_convert_to_eh_region_ranges): New.
5425 (pass_convert_to_eh_region_ranges): Use it.
5426 (push_uleb128, push_sleb128): Use VEC not varray.
5427 (output_one_function_exception_table): Likewise.
5428 (dump_eh_tree): Update for eh_region changes.
5429 (verify_eh_tree): Likewise.
5430 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5431 * tree-eh.c: Include target.h.
5432 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5433 Don't disallow GIMPLE_RESX; adjust argument check.
5434 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5435 (record_stmt_eh_region): Update for landing pad numbers;
5436 generate a landing pad if necessary.
5437 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5438 (remove_stmt_from_eh_lp_fn): Similarly.
5439 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5440 Update for lp numbers; don't special case missing throw_stmt_table.
5441 (lookup_expr_eh_lp): Similarly.
5442 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5443 (eh_seq, eh_region_may_contain_throw): New.
5444 (struct leh_state): Add ehp_region.
5445 (struct leh_tf_state): Remove eh_label.
5446 (emit_post_landing_pad): New.
5447 (emit_resx, emit_eh_dispatch): New.
5448 (note_eh_region_may_contain_throw): New.
5449 (frob_into_branch_around): Take eh_region not eh label;
5450 emit eh code into eh_seq.
5451 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5452 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5453 lower_eh_must_not_throw. Emit code to eh_seq.
5454 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5455 (lower_try_finally_onedest): Likewise.
5456 (lower_try_finally_copy): Likewise.
5457 (lower_try_finally_switch): Likewise.
5458 (lower_try_finally): Initialize ehp_region.
5459 (lower_catch): Update for eh_catch objects.
5460 (lower_eh_filter): Don't handle must_not_throw.
5461 (lower_eh_must_not_throw): New.
5462 (lower_cleanup): Don't set eh_label.
5463 (lower_eh_constructs_2): Resolve eh builtins.
5464 Handle GIMPLE_EH_MUST_NOT_THROW.
5465 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5466 Add eh_seq to the end of the function body.
5467 (make_eh_dispatch_edges): New.
5468 (make_eh_edge): Remove.
5469 (make_eh_edges): Simplify for landing pads.
5470 (redirect_eh_edge_1): New.
5471 (redirect_eh_edge): Use it.
5472 (redirect_eh_dispatch_edge): New.
5473 (stmt_could_throw_p): Use a switch. Allow RESX.
5474 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5475 (stmt_can_throw_internal): Likewise.
5476 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5477 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5478 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5479 (gate_refactor_eh): New.
5480 (pass_refactor_eh): Use it.
5481 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5482 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5483 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5484 (remove_unreachable_handlers): Rename from
5485 tree_remove_unreachable_handlers; rewrite for landing pads;
5486 call remove_eh_handler directly.
5487 (remove_unreachable_handlers_no_lp): New.
5488 (unsplit_eh, unsplit_all_eh): New.
5489 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5490 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5491 (cleanup_empty_eh_unsplit): New.
5492 (cleanup_empty_eh): Rewrite.
5493 (cleanup_all_empty_eh): New.
5494 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5495 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5496 (gate_cleanup_eh): New.
5497 (pass_cleanup_eh): Use it.
5498 (verify_eh_edges): Move later in file. Expect one EH edge.
5499 (verify_eh_dispatch_edge): New.
5501 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5502 (gtype-desc.o): Add TARGET_H.
5503 (tree.o): Use EXCEPT_H, not except.h.
5504 (cfgbuild.o): Add EXPR_H.
5505 (GTFILES): Add vecprim.h.
5506 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5507 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5508 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5509 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5510 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5511 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5512 calls to can_throw_internal.
5513 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5514 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5515 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5516 (expand_gimple_stmt): Use make_reg_eh_region_note.
5517 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5518 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5519 or find_exception_handler_labels.
5520 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5521 there is exacly one EH edge. Use can_nonlocal_goto and
5523 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5524 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5525 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5526 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5527 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5528 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5529 * dse.c (scan_insn): Use insn_could_throw_p.
5530 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5531 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5532 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5533 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5534 EXC_PTR_EXPR or FILTER_EXPR.
5535 (tree_expr_nonzero_warnv_p): Likewise.
5536 * function.h: Include vecprim.h, not varray.h
5537 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5538 move ttype_data and ehspec_data members to struct eh_status; change
5539 action_record_data member to a VEC.
5540 * gcse.c (hash_scan_set): Use can_throw_internal.
5541 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5542 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5543 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5544 (block_may_fallthru): Don't handle RESX_EXPR.
5545 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5546 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5547 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5548 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5549 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5550 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5551 (gimple_size): Likewise.
5552 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5553 (gimple_build_resx): Use gimple_build_with_ops.
5554 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5555 (is_gimple_val): Likewise.
5556 (is_gimple_stmt): Remove RESX_EXPR.
5557 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5558 (GIMPLE_RESX): Reorder with other EH constructs.
5559 * gimple.h (struct gimple_statement_eh_mnt): New.
5560 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5561 (gimple_eh_filter_must_not_throw): Remove.
5562 (gimple_eh_filter_set_must_not_throw): Remove.
5563 (gimple_eh_must_not_throw_fndecl): New.
5564 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5565 (is_gimple_resx): New.
5566 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5567 Don't copy EH_FILTER_MUST_NOT_THROW.
5568 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5569 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5570 handle must_not_throw_labels specially.
5571 * ipa-pure-const.c (check_call): Update debug statement for LP.
5572 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5573 * ipa-utils.c (get_base_var): Likewise.
5574 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5575 * lower-subreg.c (move_eh_region_note): Remove.
5576 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5577 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5578 (create_task_copyfn): Likewise.
5579 (maybe_catch_exception): Use gimple_build_eh_filter.
5580 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5581 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5582 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5583 and pass_lower_resx.
5584 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5585 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5586 can_throw_internal, can_nonlocal_goto.
5587 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5588 copy_reg_eh_region_note_forward.
5589 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5590 (emit_output_reload_insns): Likewise.
5591 (copy_eh_notes): Remove.
5592 * rtl.def (RESX): Remove.
5593 * rtl.h: Update declarations.
5594 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5595 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5596 (update_eh_label): Remove.
5597 (cleanup_dead_labels_eh): New.
5598 (cleanup_deal_labels): Use it instead of update_eh_label.
5599 (gimple_merge_blocks): Update landing pad data structure when
5600 removing a landing pad label.
5601 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5602 test; handle GIMPLE_EH_MUST_NOT_THROW.
5603 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5604 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5605 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5606 (verify_stmt): Likewise. Verify landing pads.
5607 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5608 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5609 (struct move_stmt_d): Add eh_map.
5610 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5611 (move_stmt_r): Remap eh region numbers in builtin calls,
5612 resx and eh_dispatch.
5613 (move_block_to_fn): Remove eh_offset parameter. Use
5614 maybe_duplicate_eh_stmt_fn.
5615 (find_outermost_region_in_block): Operate on eh_region pointers
5616 instead of region numbers.
5617 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5618 duplicate_eh_regions.
5619 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5620 test earlier. Disallow EH landing pads.
5621 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5622 * tree-flow.h: Update declarations.
5623 (struct tree_ann_common_d): Replace rn with lp_nr.
5624 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5625 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5626 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5627 resx and eh_dispatch.
5628 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5629 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5630 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5631 from duplicate_eh_regions.
5632 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5633 update RESX; handle EH_DISPATCH.
5634 (expand_call_inline): Set eh_lp_nr, not eh_region.
5635 (maybe_inline_call_in_expr): Likewise.
5636 * tree-inline.h (struct copy_body_data): Replace eh_region with
5637 eh_lp_nr, eh_region_offset with eh_map.
5638 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5639 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5640 * tree-pretty-print.c (dump_generic_node): Don't handle
5641 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5642 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5643 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5644 EXC_PTR_EXPR, FILTER_EXPR.
5645 * tree-ssa-operands.c (get_expr_operands): Likewise.
5646 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5647 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5648 (ao_ref_init_from_vn_reference): Likewise.
5649 * tree-ssa-sink.c (statement_sink_location): Likewise.
5650 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5651 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5652 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5653 EXC_PTR_EXPR, FILTER_EXPR.
5654 (is_exception_related): Remove.
5655 (compute_avail): Don't call it.
5656 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5657 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5658 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5659 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5661 (build_resx): Remove.
5662 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5663 * tree.h: Update declarations.
5664 (EH_FILTER_MUST_NOT_THROW): Remove.
5665 (struct tree_label_decl): Add eh_landing_pad_nr.
5666 (EH_LANDING_PAD_NR): New.
5667 * value-prof.c (gimple_ic): Tidy variable names. Update for
5668 landing pad numbers.
5669 (gimple_stringop_fixed_value): Tidy variable names. Assert
5670 that neither call stmt can throw.
5671 * vecprim.h (uchar): New.
5672 (VEC(uchar,heap), VEC(uchar,gc)): New.
5674 * c-common.c (c_define_builtins): Update call to
5675 build_common_builtin_nodes.
5676 * c-parser.c (c_parse_file): Don't call
5677 default_init_unwind_resume_libfunc.
5679 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5681 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5682 (mips_cprestore_address_p): Likewise.
5683 (mips_save_gp_to_cprestore_slot): Likewise.
5684 (mips_restore_gp): Rename to...
5685 (mips_restore_gp_from_cprestore_slot): ...this.
5686 (mips_must_initialize_gp_p): Declare.
5687 (mips_emit_save_slot_move): Likewise.
5688 (mips_output_load_label): Return nothing.
5689 (mips_eh_uses): Declare.
5690 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5691 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5692 (TARGET_ABSOLUTE_JUMPS): Likewise.
5693 (EH_USES): Likewise.
5694 (FIRST_PSEUDO_REGISTER): Update comment.
5695 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5696 (MIPS_CALL): ...here.
5697 (REGISTER_NAMES): Add $cprestore.
5698 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5699 Add load_label_length, has_inflexible_gp_insn_p,
5700 has_flexible_gp_insn_p, must_initialize_gp_p and
5701 must_restore_gp_when_clobbered_p.
5702 (mips_expand_call): Don't generate split instructions here.
5703 (mips_split_call): Update the call to mips_restore_gp after
5704 the above name change.
5705 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5706 (mips_find_gp_ref): New function.
5707 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5708 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5709 (mips_insn_has_flexible_gp_ref_p): Likewise.
5710 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5711 (mips_function_has_gp_insn): Delete.
5712 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5713 Use the new functions above. Only return INVALID_REGNUM
5714 for TARGET_ABSOLUTE_JUMPS.
5715 (mips_must_initialize_gp_p): New function.
5716 (mips_get_cprestore_base_and_offset): New function, extracted from...
5717 (mips_cprestore_slot): ...here. Take a bool parameter.
5718 (mips_cfun_has_cprestore_slot_p): New function.
5719 (mips_cprestore_address_p): Likewise.
5720 (mips_save_gp_to_cprestore_slot): Likewise.
5721 (mips_restore_gp): Rename to...
5722 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5723 epilogue_completed. Update the call to mips_cprestore_slot.
5724 Test cfun->machine->must_restore_gp_when_clobbered_p.
5725 (mips_direct_save_slot_move_p): New function.
5726 (mips_emit_save_slot_move): Likewise.
5727 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5728 of cfun->machine->global_pointer.
5729 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5730 (mips_save_reg): Use mips_emit_save_slot_move.
5731 (mips_expand_prologue): Set must_initialize_gp_p.
5732 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5733 for all cprestore saves. Emit a use_cprestore instruction after
5734 setting up the cprestore slot.
5735 (mips_restore_reg): Use mips_emit_save_slot_move.
5736 (mips_process_load_label): New function.
5737 (mips_load_label_length): Likewise.
5738 (mips_output_load_label): Don't return asm: output it here instead.
5739 Use mips_process_load_label.
5740 (mips_adjust_insn_length): Adjust the length of branch instructions
5741 that have length MAX_PIC_BRANCH_LENGTH.
5742 (mips_output_conditional_branch): Update the call to
5743 mips_output_load_label. Assume the branch target is OPERANDS[0]
5744 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5745 (mips_output_order_conditional_branch): Swap the meaning of
5746 OPERANDS[0] and OPERANDS[1].
5747 (mips_variable_issue): Don't count ghost instructions.
5748 (mips_expand_ghost_gp_insns): New function.
5749 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5750 (mips_output_mi_thunk): Set must_initialize_gp_p.
5751 (mips_eh_uses): New function.
5752 * config/mips/predicates.md (cprestore_save_slot_operand)
5753 (cprestore_load_slot_operand): New predicates.
5754 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5755 (UNSPEC_MOVE_GP): Likewise.
5756 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5757 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5758 (CPRESTORE_SLOT_REGNUM): New register.
5759 (MAX_PIC_BRANCH_LENGTH): New constant.
5760 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5761 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5762 branches. Fix commentary.
5763 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5764 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5765 Change type to "ghost".
5766 (loadgp_absolute_<mode>): Likewise.
5767 (loadgp_rtp_<mode>): Likewise.
5768 (copygp_mips16): Likewise.
5769 (loadgp_blockage): Remove redundant mode attribute.
5770 (potential_cprestore): New instruction.
5771 (cprestore): Turn into an unspec set.
5772 (use_cprestore): New instruction.
5773 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5774 (*branch_fp_inverted): Likewise.
5775 (*branch_order<mode>): Likewise.
5776 (*branch_order<mode>_inverted): Likewise.
5777 (*branch_equality<mode>): Likewise.
5778 (*branch_equality<mode>_inverted): Likewise.
5779 (*branch_bit<bbv><mode>): Likewise.
5780 (*branch_bit<bbv><mode>_inverted): Likewise.
5781 (*branch_equality<mode>_mips16): Remove redundant mode.
5782 (jump): Turn into a define_expand.
5783 (*jump_absolute): New instruction.
5784 (*jump_pic): Likewise.
5785 (*jump_mips16): Rename previously-unnamed pattern. Remove
5786 redundant mode attribute.
5787 (restore_gp): Split on epilogue_completed rather than
5788 reload_completed. Change type to "ghost".
5789 (move_gp<mode>): New instruction.
5790 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5791 Remove redundant mode attribute.
5792 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5793 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5794 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5796 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5799 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5800 are returned in the same register (vs34 or v2) that Altivec vector
5801 types are returned in.
5802 (rs6000_libcall_value): Ditto.
5805 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5806 instead of explicit addsi3/adddi3 calls.
5807 (rs6000_split_multireg_move): Ditto.
5808 (rs6000_emit_allocate_stack): Ditto.
5809 (rs6000_emit_prologue): Ditto.
5810 (rs6000_output_mi_thunk): Ditto.
5812 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5813 size is 64 bits if we can use 64-bit registers.
5815 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5817 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5820 From Jie Zhang <jie.zhang@analog.com>:
5821 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5822 save FP and RETS with saveall attribute.
5823 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5824 with saveall attribute.
5826 * config/bfin/bfin.c (bfin_expand_builtin,
5827 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5830 From Jie Zhang <jie.zhang@analog.com>:
5831 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5832 before use in two places.
5833 * config/bfin/bfin.md (AREG): Define mode iterator.
5834 (reload_in, reload_out): Use mode iterator AREG.
5836 2009-09-14 Richard Guenther <rguenther@suse.de>
5839 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5840 EH personality path.
5842 2009-09-13 Richard Guenther <rguenther@suse.de>
5843 Rafael Avila de Espindola <espindola@google.com>
5845 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5846 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5847 (LANG_HOOKS_INITIALIZER): Adjust.
5848 (lhd_pass_through_t): Declare.
5849 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5851 * langhooks.c (lhd_pass_through_t): New function.
5852 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5853 dwarf2out_begin_prologue): Use personality from current_function_decl.
5854 * expr.h (get_personality_function): Declare.
5855 * expr.c (get_personality_function): New function.
5856 (build_personality_function): Likewise.
5857 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5858 (eh_personality_libfunc): Remove.
5859 * optabs.c (build_libfunc_function): New function split out from ...
5860 (init_one_libfunc): ... here.
5861 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5862 (tree_function_decl): Add personality.
5863 (lhd_gcc_personality): Declare.
5864 (build_personality_function): Likewise.
5865 * tree.c (gcc_eh_personality_decl): New.
5866 (lhd_gcc_personality): New function.
5867 * except.h (lang_eh_runtime_type): Remove.
5868 (enum eh_personality_kind): New.
5869 (build_personality_function): Declare.
5870 (function_needs_eh_personality): Declare.
5871 * except.c (lang_eh_runtime_type): Remove.
5872 (function_needs_eh_personality): New function.
5873 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5874 (sjlj_emit_function_enter, output_function_exception_table):
5875 Use personality from current_function_decl.
5876 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5877 * tree-inline.c (tree_can_inline_p): Do not inline across different
5879 (expand_call_inline): Likewise. Adjust the callers EH personality.
5880 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5881 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5882 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5883 (c-parser.o): Likewise
5884 * c-tree.h (c_eh_initialized_p): Remove.
5885 (c_maybe_initialize_eh): Likewise.
5886 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5887 (finish_decl): Don't call c_maybe_initialize_eh.
5888 (c_eh_initialized_p): Remove.
5889 (c_maybe_initialize_eh): Likewise.
5890 * c-parser.c (c_parser_omp_construct): Likewise.
5891 (c_parse_file): Initialize exception handling.
5893 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5895 * config.gcc (tm_file): Remove i386/biarch32.h
5896 for i?86-w64-mingw* case.
5897 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5899 * config.host: Set for x64 mingw the option
5900 use_long_long_for_widest_fast_int to yes.
5902 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5904 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5905 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5906 (dbxout_begin_function): Likewise.
5907 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5908 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5909 set on the function.
5910 (final_end_function): Likewise.
5911 (final_scan_insn): Likewise.
5912 (rest_of_handle_final): Likewise.
5913 * varasm.c (assemble_start_function): Likewise.
5914 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5916 2009-09-12 Jason Merrill <jason@redhat.com>
5918 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5919 * opts.c (common_handle_option): constify.
5921 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5923 * doc/install.texi (avr): Remove obsolete reference site.
5925 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5927 * doc/install.texi (Binaries): Adjust AIX link.
5929 2009-09-12 Akim Demaille <demaille@gostai.com>
5931 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5932 Use an imperative sentence.
5934 2009-09-11 Richard Henderson <rth@redhat.com>
5936 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5937 structure-name and has-tree-operands arguments; update all entries.
5938 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5940 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5941 (gsstruct_code_size): New.
5942 (gss_for_code_): New.
5943 (gss_for_code): Remove.
5944 (gimple_size): Rewrite using gsstruct_code_size.
5945 (gimple_statement_structure): Move to gimple.h.
5946 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5947 (gss_for_code, gimple_statement_structure): New.
5948 (gimple_ops): Use new arrays; tidy.
5950 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5952 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5953 operand to be a PLUS expression.
5954 * config/pa/pa.c (pa_secondary_reload): Likewise.
5956 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5958 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5960 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5963 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5965 From Jie Zhang <jie.zhang@analog.com>:
5966 * doc/extend.texi (node Function Attributes): Document l2
5968 (node Blackfin Variable Attributes): Document l2 variable attributes.
5970 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5972 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5973 to match the system compiler's configuration at inflection point.
5974 Add comment to remark a remaining difference with system compiler.
5976 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5977 * configure: Regenerate.
5979 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5981 From Jie Zhang <jie.zhang@analog.com>:
5982 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5983 (bfin_handle_l2_attribute): New.
5984 (bfin_attribute_table): Add l2 attribute.
5986 2009-09-11 Michael Matz <matz@suse.de>
5989 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5990 on the local_decls list.
5992 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5996 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5998 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5999 for VALUEs, to implement the documented interface.
6000 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6001 Adjust for VALUEs and anything else, to implement the
6002 documented interface.
6004 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6006 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6007 with actual SPE/paired vector modes before using 64-bit alignment.
6008 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6010 2009-09-10 DJ Delorie <dj@redhat.com>
6012 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6015 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6016 * config/mep/mep.c (mep_legitimate_constant_p): New.
6017 * config/mep/mep-protos.h: Prototype it.
6019 2009-09-10 Richard Henderson <rth@redhat.com>
6021 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6023 2009-09-10 Jason Merrill <jason@redhat.com>
6025 * tree.c (chain_index): New fn.
6026 * tree.h: Declare it.
6028 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6030 * config/sol2-c.c (cmn_err_length_specs): Initialize
6031 scalar_identity_flag.
6033 2009-09-10 Richard Henderson <rth@redhat.com>
6035 * tree.h (struct tree_decl_common): Move align member earlier;
6036 move label_decl_uid member ...
6037 (struct tree_label_decl): ... here.
6038 (LABEL_DECL_UID): Update to match.
6040 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6043 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6044 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6046 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6047 dest_prev if the edge is complex.
6049 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6051 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6052 loop latch tests earlier.
6054 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6055 before GIMPLE_RETURN, not after its predecessor; insert
6058 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6059 gimple_seq_empty_p to test for no PHI nodes.
6060 * tree-cfg.c (split_critical_edges): Likewise.
6062 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6064 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6066 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6067 introduced by the VTA branch merge.
6069 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6071 * ira-conflicts.c: Use fputs or putc instead of fprintf
6075 * tree-switch-conversion.c: Ditto.
6077 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6079 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6080 introduced by the VTA branch merge.
6082 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6085 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6087 PR rtl-optimization/39779
6088 * expr.c (convert_modes): Return when mode == oldmode after
6089 CONST_INTs are processed.
6091 2009-09-10 Nick Clifton <nickc@redhat.com>
6093 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6094 attribute and referring decl when creating renamed symbol.
6096 2009-09-10 Richard Guenther <rguenther@suse.de>
6099 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6101 (cgraph_finalize_compilation_unit): Compute reachability
6102 before emitting thunks. Properly process aliases before
6103 possibly removing unreachable nodes.
6105 2009-09-10 Richard Guenther <rguenther@suse.de>
6108 * tree.c (struct free_lang_data_d): Add worklist member.
6109 (find_decls_types_r): Push onto the worklist instead of recursing.
6110 Handle TREE_BINFOs properly.
6111 (find_decls_types): New function wrapped around find_decls_types_r
6112 to process the worklist.
6113 (find_decls_types_in_eh_region): Use it.
6114 (find_decls_types_in_node): Likewise.
6115 (find_decls_types_in_var): Likewise.
6116 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6117 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6118 (AGGREGATE_TYPE_P): Adjust.
6120 2009-09-09 Jason Merrill <jason@redhat.com>
6122 * configure.ac: Check glibc version even if we have an in-tree
6125 2009-09-09 Anthony Green <green@moxielogic.com>
6127 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6128 the constant 0 when appropriate.
6129 * config/moxie/constraints.md: Add constraint O.
6131 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6132 to pass up to 6 32-bit argument values in registers.
6133 (moxie_function_arg): Ditto.
6134 (moxie_arg_partial_bytes): Ditto.
6135 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6136 (REG_PARM_STACK_SPACE): Ditto.
6137 (FUNCTION_ARG_REGNO_P): Ditto.
6139 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6140 instruction to allocate stack space.
6142 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6144 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6145 unnecessarily stringent constraints. Fix address
6146 calculation in the splitters.
6148 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6150 PR rtl-optimization/39779
6151 * expr.c (convert_modes): Return when mode == oldmode after
6152 CONST_INTs are processed.
6154 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6157 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6158 (ix86_expand_prologue): Take frame.padding0 into logic of
6160 (ix86_expand_epilogue): Likewise.
6162 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6164 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6166 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6167 * config/t-slibgcc-libgcc: New file.
6168 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6170 2009-09-09 Martin Jambor <mjambor@suse.cz>
6172 PR tree-optimization/41089
6173 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6176 2009-09-09 Richard Henderson <rth@redhat.com>
6178 * gimple.h (CASE_GIMPLE_OMP): New.
6179 (is_gimple_omp): Use it.
6180 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6181 (verify_gimple_debug): Likewise.
6183 2009-09-09 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/41101
6186 * tree-ssa-pre.c (maximal_set): Remove.
6187 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6188 Defer all blocks we didn't visit at least one successor.
6189 (add_to_exp_gen): Do not add to the maximal set.
6190 (make_values_for_phi): Likewise.
6191 (compute_avail): Likewise.
6192 (init_pre): Do not allocate the maximal set.
6193 (execute_pre): Do not dump it.
6195 2009-09-09 Martin Jambor <mjambor@suse.cz>
6197 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6198 an SSA_NAME rather than a is_gimple_variable.
6200 2009-09-09 Richard Guenther <rguenther@suse.de>
6203 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6204 code dealing with plain pointer bases.
6205 (maybe_fold_offset_to_reference): Likewise.
6206 (maybe_fold_stmt_addition): Adjust.
6208 2009-09-09 Richard Guenther <rguenther@suse.de>
6210 * tree.c (free_lang_data_in_type): Do not free the type variant
6212 (free_lang_data): Merge char_type_node with its properly signed
6214 (pass_ipa_free): Collect after freeing language specific data.
6216 2009-09-09 Michael Matz <matz@suse.de>
6219 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6220 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6221 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6224 2009-09-08 DJ Delorie <dj@redhat.com>
6226 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6228 2009-09-04 Jason Merrill <jason@redhat.com>
6230 * tree.c (tree_find_value): Remove.
6231 * tree.h: Remove prototype.
6232 * varasm.c (assemble_external): Use value_member instead.
6234 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6236 * toplev.c (process_options): Choose default debugging type when
6237 gtoggle enables debug info and type is unset.
6239 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6243 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6246 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6248 * configure: Rebuilt with modified libtool.m4.
6250 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6255 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6257 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6259 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6260 (remove_statement): Likewise.
6261 (rewrite_use_nonlinear_expr): Adjust.
6262 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6263 * tree-ssa.c (release_defs_bitset): ... this. New.
6264 * tree-flow.h (release_defs_bitset): Declare.
6266 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6269 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6270 in the middle block.
6272 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6274 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6275 via intptr_t to long type.
6276 (insert_operand_rank): Cast long type via intptr_t to
6278 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6280 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6281 from pointer to unsigned via uintptr_t.
6283 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6284 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6286 * configure: Regenerated.
6287 * config.in: Regenerated
6288 * system.h (stdint.h): Add include.
6289 (inttypes.h): Likewise.
6290 * Makefile.in (aclocal): Add config/stdint.m4.
6291 * aclocal.m4: Regenerated.
6293 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6295 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6297 (note_np_check_stores): New function.
6298 (harmless_null_pointer_p): New function.
6299 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6300 changed. Take into account whether we're in the shadow of a condjump
6301 that tested NP_REG for NULL.
6302 Lose all code that tested for SEQUENCEs.
6303 (workaround_speculation): Avoid inserting NOPs for loads that are
6304 either always executed or a NULL pointer.
6306 2009-09-08 Jan Hubicka <jh@suse.cz>
6308 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6309 * params.def (early-inlining-insns): Likewise.
6311 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6313 PR rtl-optimization/41239
6314 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6315 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6317 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6318 across calls, as the calls might not always return normally.
6319 (call_may_noreturn_p): New function.
6320 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6321 (init_deps): Initialize it.
6322 (remove_from_deps): Also remove calls from
6323 last_function_call_may_noreturn list.
6325 2009-09-07 Richard Henderson <rth@redhat.com>
6327 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6328 more VR->OPERANDS than LHS operands. Free LHS before returning.
6330 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6332 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6333 (attr "addrtype"): New member "spreg".
6334 Use it if mem_spfp_address_operand is true for the address.
6335 (attr "type"): New entry "stall".
6336 (cpu_unit "load"): New.
6337 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6339 (insn_reservation "loadsp"): New.
6340 (insn_reservation "load_stall1"): New.
6341 (insn_reservation "load_stall3"): New.
6343 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6344 (mem_p_address_operand): Exclude stack and frame pointer based
6346 (mem_spfp_address_operand): New; match them here.
6347 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6348 (bfin_reorg): Call it if scheduling insns.
6349 (bfin_gen_bundles): Remove dummy insns created by
6350 add_sched_insns_for_speculation.
6352 From Jie Zhang <jie.zhang@analog.com>:
6353 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6354 bfin_si_revision, bfin_workarounds): Move these ...
6355 * config/bfin/bfin.h: ... here.
6357 From Mike Frysinger <michael.frysinger@analog.com>
6358 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6359 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6360 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6361 bf547m, bf548m, and bf549m.
6362 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6363 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6364 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6365 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6366 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6367 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6368 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6369 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6370 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6371 bf542m, bf544m, bf547m, bf548m, and bf549m.
6373 From Jie Zhang <jie.zhang@analog.com>:
6374 * config/bfin/predicates.md (p_register_operand): New predicate.
6375 (dp_register_operand): New predicate.
6376 * config/bfin/bfin-protos.h (WA_05000074): Define.
6377 (ENABLE_WA_05000074): Define.
6378 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6379 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6380 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6381 (define_attr addrtype): Allow load/store register to be P register.
6382 (define_attr storereg): New.
6383 (define_cpu_unit anomaly_05000074): New.
6384 (define_insn_reservation dsp32shiftimm): New.
6385 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6386 (define_insn_reservation loadp): Cannot use slot2.
6387 (define_insn_reservation loadsp): Cannot use slot2.
6388 (define_insn_reservation storep): Cannot use slot2. Does not
6389 apply when working around 05000074.
6390 (define_insn_reservation storep_anomaly_05000074): New.
6391 (define_insn_reservation storei): Does not apply when working
6393 (define_insn_reservation storei_anomaly_05000074): New.
6394 (define_attr length): Add dsp32shiftimm case.
6395 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6396 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6397 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6398 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6399 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6401 2009-09-07 Martin Jambor <mjambor@suse.cz>
6404 * tree-sra.c (create_artificial_child_access): Return NULL if
6405 build_ref_for_offset fails.
6406 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6407 and create_artificial_child_access to fail.
6409 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6412 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6413 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6414 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6416 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6418 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6419 block, ensure it has an exit edge. Emit a barrier after a jump.
6421 2009-09-07 Nick Clifton <nickc@redhat.com>
6423 * gcc.c (this_is_linker_script): New variable. Like
6424 this_is_library_file but for the %T constructor.
6425 (end_going_arg): If this_is_linker_script is set then locate the
6426 script and insert a --script switch before it
6427 (do_spec_2): Initialise this_is_linker_script.
6428 (do_spec_1): Likewise. Handle %T construct.
6429 (eval_spec_function): Preserve this_is_linker_script.
6430 * doc/invoke.texi: Document %T construct in spec files.
6431 * config/m32c/m32c.h (LIB_SPEC): Use it.
6433 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6435 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6436 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6437 when volatile flag is set.
6438 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6440 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6443 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6444 (combine_stack_adjustments_for_block): Allow insns between stack
6445 adjustments and stores with corresponding pre-(dec|inc)rement or
6446 pre-modify operation.
6448 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6451 * combine-stack-adj.c (struct csa_memlist): Rename to...
6452 (struct csa_reflist): ... this. Rename mem field to ref.
6453 (free_csa_memlist): Rename to...
6454 (free_csa_reflist): ... this.
6455 (record_one_stack_memref): Rename to...
6456 (record_one_stack_ref): ... this. Handle also REG_P.
6457 (try_apply_stack_adjustment): Handle also REG_P.
6458 (struct record_stack_memrefs_data): Rename to...
6459 (struct record_stack_refs_data): ... this. Rename memlist field to
6461 (record_stack_memrefs): Rename to...
6462 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6463 subexpressions instead of failing when a MEM contains SP references.
6464 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6465 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6467 2009-09-06 Richard Guenther <rguenther@suse.de>
6470 * tree.c (build_array_type): Do not record types marked
6471 with structural equality in the canonical type hashtable.
6473 2009-09-06 Richard Guenther <rguenther@suse.de>
6476 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6478 2009-09-05 Richard Guenther <rguenther@suse.de>
6481 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6483 2009-09-05 Richard Guenther <rguenther@suse.de>
6486 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6488 2009-09-05 Richard Guenther <rguenther@suse.de>
6491 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6492 before comparing function argument types.
6494 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6497 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6500 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6503 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6505 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6506 locators before emit_insn is called.
6508 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6511 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6512 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6513 (reginfo_init): Don't call allocate_reg_info.
6515 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6518 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6519 NONDEBUG_INSN_P instead of INSN_P.
6521 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6524 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6526 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6529 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6530 pattern of the split.
6532 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6534 * toplev.c (process_options): Move setter of flag_var_tracking
6535 before other tests that depend on it. Move down setter of
6536 flag_rename_registers. Don't enable var-tracking-assignments
6537 by default if selective scheduling is enabled. Warn if both
6540 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6542 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6543 comment. Use switch statement to catch overlaps between rtx
6544 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6545 (IS_DECL_CODE): ... here. Remove.
6546 (check_value_is_not_decl): Remove.
6547 (dv_from_decl, dv_from_value): Check after conversion.
6549 2009-09-04 Richard Guenther <rguenther@suse.de>
6552 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6553 after emitting tunks. Move emitting thunks and ctors from ...
6554 (cgraph_optimize): ... here. Remove redundant
6555 cgraph_analyze_functions.
6556 * varasm.c (find_decl_and_mark_needed): Remove no longer
6558 (finish_aliases_1): Adjust check for thunk aliases.
6560 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6562 * config/arm/arm.md (ctzsi2): Added braces
6563 to avoid warning that broke booststrap.
6565 2009-09-04 Martin Jambor <mjambor@suse.cz>
6567 PR tree-optimization/41112
6568 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6569 handle variable-bounded arrays.
6570 (expr_with_var_bounded_array_refs_p): New function.
6571 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6573 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6575 * config/s390/2097.md: Removed two incorrect bypasses.
6576 (z10_fsimpdf): Fixed latency.
6577 (z10_fhex): New insn_reservation.
6578 (z10_floaddf): Fixed latency.
6579 (z10_floadsf): Fixed latency.
6580 (z10_ftrunctf): Fixed latency.
6581 (z10_ftruncdf): Fixed latency.
6582 * config/s390/s390.c (z10_cost): Fixed values.
6583 (s390_adjust_priority): Added z10 path.
6584 * config/s390/s390.md (type): Added fhex.
6585 (*mov<mode>_64dfp): Updated type attribute.
6586 (*mov<mode>_64): Updated type attribute.
6587 (*mov<mode>_31): Updated type attribute.
6588 (*mov<mode>"): Likewise.
6589 * config/s390/2084.md (x_fsimpdf): Updated condition.
6591 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6593 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6594 RTXs in the predicate for operand 1.
6596 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6598 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6599 (rbitsi2): New insn.
6600 (ctzsi2): New expand.
6601 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6603 2009-09-03 Martin Jambor <mjambor@suse.cz>
6605 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6606 (create_artificial_child_access): Use build_ref_for_offset instead
6607 of duplicate_expr_for_different_base.
6608 (propagate_subacesses_accross_link): Likewise.
6610 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6612 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6614 (mips16e_collect_argument_saves): Skip debug instructions.
6615 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6616 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6617 (r10k_insert_cache_barriers): Likewise.
6618 (mips_reorg_process_insns): Likewise.
6620 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6623 * ira.c (update_equiv_reg): Remove check on class likely spill.
6625 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6628 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6629 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6633 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6634 the stack slot if it is passed by invisible reference.
6635 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6636 by invisible reference.
6638 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6640 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6641 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6642 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6644 * config/bfin/sync.md: New file.
6645 * config/bfin/bfin.md: Include it.
6646 (UNSPEC_ATOMIC): New.
6647 (UNSPEC_ONES): Provide a unique number.
6649 From Jie Zhang <jie.zhang@analog.com>:
6650 * config/bfin/bfin.c (ret_regs): New.
6651 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6652 (must_save_rets_p): New.
6653 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6654 current_function_is_leaf.
6655 (do_link): Likewise.
6656 (do_unlink): Likewise.
6657 (expand_interrupt_handler_prologue): Use ret_regs array.
6658 (expand_interrupt_handler_epilogue): Use ret_regs array and
6659 pass return register to gen_return_internal.
6660 (bfin_expand_epilogue): Pass return register to
6661 gen_return_internal.
6662 (bfin_expand_call): Explicitly clobber RETS.
6663 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6664 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6665 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6666 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6668 (return_internal): Take a reg rtx rather than the register number.
6670 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6672 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6673 when comparing against estimated_loop_iterations_int return.
6675 2009-09-03 Richard Guenther <rguenther@suse.de>
6677 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6678 eh_personality_libfunc.
6680 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6682 * tree-parloops.c (separate_decls_in_region): Add space.
6684 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6686 * tree-parloops.c (separate_decls_in_region): Change the condition
6687 checking if there are reductions in the loop.
6689 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6691 PR tree-optimization/38275
6692 * tree-parloops.c (parallelize_loops): Replace profitability condition
6693 for expected number of iterations.
6695 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6697 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6698 (bootstrap-debug): Explain conditions in which it becomes default.
6699 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6702 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6704 * doc/invoke.texi (Optimize Options): Move
6705 -finline-small-functions to the -O2 list.
6707 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6709 * toplev.c (process_options): Enable var-tracking-assignments
6710 by default if var-tracking is enabled.
6712 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6714 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6716 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6717 * rtl.h (prev_nonnote_insn_bb): Declare it.
6719 2009-09-03 Diego Novillo <dnovillo@google.com>
6721 * cgraph.c (cgraph_node_for_decl): New.
6722 * cgraph.h (cgraph_node_for_decl): Declare.
6723 * tree.c (host_integerp): Return 0 if T is NULL.
6725 2009-09-03 Diego Novillo <dnovillo@google.com>
6727 * tree.h (struct alias_pair): Move from varasm.c.
6728 (alias_pairs): Likewise.
6729 (TYPE_MAXVAL): Define.
6730 (TYPE_MINVAL): Define.
6731 (iterative_hash_host_wide_int): Declare.
6732 (remove_unreachable_alias_pairs): Declare.
6733 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6734 * diagnostic.c (default_diagnostic_starter): Make extern.
6735 (default_diagnostic_finalizer): Make extern.
6736 * diagnostic.h (default_diagnostic_starter): Declare.
6737 (default_diagnostic_finalizer): Declare.
6738 (default_tree_printer): Declare.
6739 * toplev.c (default_tree_printer): Make extern.
6741 2009-09-03 Richard Guenther <rguenther@suse.de>
6742 Diego Novillo <dnovillo@google.com>
6744 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6745 * cgraphunit.c (cgraph_expand_function): Do not emit
6746 associated thunks from here.
6747 (cgraph_emit_thunks): New.
6748 (cgraph_optimize): Call it.
6749 Return if any IPA pass finds an error.
6750 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6753 2009-09-03 Simon Baldwin <simonb@google.com>
6754 Rafael Espindola <espindola@google.com>
6755 Richard Guenther <rguenther@suse.de>
6756 Doug Kwan <dougkwan@google.com>
6757 Diego Novillo <dnovillo@google.com>
6759 * tree.c: Include tree-pass.h, langhooks-def.h,
6760 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6761 (free_lang_data_in_type): New.
6762 (need_assembler_name_p): New.
6763 (free_lang_data_in_block): New.
6764 (free_lang_data_in_decl): New.
6765 (struct free_lang_data_d): New.
6766 (add_tree_to_fld_list): New.
6767 (find_decls_types_r): New.
6768 (get_eh_types_for_runtime): New.
6769 (find_decls_types_in_eh_region): New.
6770 (find_decls_types_in_node): New.
6771 (find_decls_types_in_var): New.
6772 (free_lang_data_in_cgraph): New.
6773 (free_lang_data): New.
6774 (gate_free_lang_data): New.
6775 (pass_ipa_free_lang_data): New.
6777 2009-09-03 Diego Novillo <dnovillo@google.com>
6779 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6780 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6781 (lang_hooks): Remove const qualifier.
6782 * ipa.c (cgraph_remove_unreachable_nodes): Call
6783 remove_unreachable_alias_pairs.
6784 * except.c (add_type_for_runtime): Check if TYPE has
6785 already been converted.
6786 (lookup_type_for_runtime): Likewise.
6787 (check_handled): Handle converted types.
6788 * varasm.c (remove_unreachable_alias_pairs): New.
6789 * gimple.c: Include demangle.h.
6790 (gimple_decl_printable_name): New.
6791 (gimple_fold_obj_type_ref): New.
6792 * gimple.h (gimple_decl_printable_name): Declare.
6793 (gimple_fold_obj_type_ref): Declare.
6794 * passes.c (init_optimization_passes): Add pass
6795 pass_ipa_free_lang_data.
6796 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6797 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6799 2009-09-03 Diego Novillo <dnovillo@google.com>
6801 * c-lang.c (lang_hooks): Remove const qualifier.
6803 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6805 * doc/install.texi (*-*-freebsd*): Update target information.
6807 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6809 * hard-reg-set.h (call_fixed_regs): Remove.
6810 * reginfo.c (call_fixed_regs): Remove.
6811 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6812 (globalize_reg): Don't use call_fixed_regs.
6813 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6816 2009-09-01 Michael Matz <matz@suse.de>
6818 * expr.h (emit_storent_insn, expand_expr_real_1,
6819 expand_expr_real_2): Declare.
6820 * expr.c (emit_storent_insn, expand_expr_real_1,
6821 expand_expr_real_2): Export.
6822 (store_expr): Setting and evaluating dont_return_target is useless.
6823 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6824 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6825 * except.c (expand_resx_expr): Rename to ...
6826 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6827 * except.h (expand_resx_stmt): Declare.
6828 * stmt.c: Add include gimple.h
6829 (expand_asm_expr): Rename to ...
6830 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6831 (expand_case): Rewrite to take gimple statement.
6832 * tree.h (expand_asm_stmt): Declare.
6833 (expand_case): Change prototype.
6834 * Makefile.in (stmt.o): Depend on gimple.h.
6835 * builtins.c (expand_builtin_synchronize): Build gimple asm
6836 statement, not an ASM_EXPR.
6837 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6838 gimple_to_tree, release_stmt_tree): Remove.
6839 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6840 ggc_free, but hold comparison code and operands separately.
6841 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6842 (expand_call_stmt, expand_gimple_stmt_1,
6843 expand_gimple_stmt): New helpers.
6844 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6845 release_stmt_tree. Call expand_gimple_stmt instead.
6846 (expand_gimple_basic_block): Ditto.
6848 * calls.c (emit_call_1): Don't look at EH regions here, make
6849 fntree parameter useless.
6850 (expand_call): New local rettype for TREE_TYPE(exp), use it
6851 throughout. Remove local p, use addr instead.
6852 Don't look at EH regions here.
6854 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6856 * doc/invoke.texi (-fsched-pressure): Document it.
6857 (-fsched-reg-pressure-heuristic): Remove it.
6859 * reload.c (ira.h): Include.
6860 (find_reloads): Add choosing reload on number of small spilled
6863 * haifa-sched.c (ira.h): Include.
6864 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6865 saved_reg_pressure, curr_reg_live, saved_reg_live,
6866 region_ref_regs): New variables.
6867 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6868 initiate_reg_pressure_info, setup_ref_regs,
6869 initiate_bb_reg_pressure_info, save_reg_pressure,
6870 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6872 (setup_insn_reg_pressure_info): New function.
6873 (rank_for_schedule): Add pressure checking and insn issue time.
6874 Remove comparison of insn reg weights.
6875 (ready_sort): Set insn reg pressure info.
6876 (update_register_pressure, setup_insn_max_reg_pressure,
6877 update_reg_and_insn_max_reg_pressure,
6878 sched_setup_bb_reg_pressure_info): New functions.
6879 (schedule_insn): Add code for printing and updating reg pressure info.
6880 (find_set_reg_weight, find_insn_reg_weight): Remove.
6881 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6882 (debug_ready_list): Print reg pressure info.
6883 (schedule_block): Ditto. Check insn issue time.
6884 (sched_init): Set up sched_pressure_p. Allocate and set up some
6885 reg pressure related info.
6886 (sched_finish): Free some reg pressure related info.
6887 (fix_tick_ready): Make insn always ready if pressure_p.
6888 (init_h_i_d): Don't call find_insn_reg_weight.
6889 (haifa_finish_h_i_d): Free insn reg pressure info.
6891 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6892 ira_memory_move_cost, ira_class_hard_regs,
6893 ira_class_hard_regs_num, ira_no_alloc_regs,
6894 ira_available_class_regs, ira_reg_class_cover_size,
6895 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6897 * ira-lives.c (single_reg_class): Check mode to find how many
6898 registers are necessary for operand.
6899 (ira_implicitly_set_insn_hard_regs): New.
6901 * common.opt (fsched-pressure): New options.
6902 (fsched-reg-pressure-heuristic): Remove.
6904 * ira.c (setup_eliminable_regset): Rename to
6905 ira_setup_eliminable_regset. Make it external.
6906 (expand_reg_info): Pass cover class to setup_reg_classes.
6907 (ira): Call resize_reg_info instead of allocate_reg_info.
6909 * sched-deps.c: Include ira.h.
6910 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6911 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6912 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6913 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6914 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6915 mark_insn_reg_store, mark_insn_reg_clobber,
6916 setup_insn_reg_pressure_info): New.
6917 (sched_analyze_1): Update implicit_reg_pending_uses.
6918 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6919 Use them to create dependencies. Set insn reg uses and pressure
6920 info. Process reg_pending_uses in one place.
6921 (free_deps): Free implicit sets.
6922 (remove_from_deps): Remove implicit sets if necessary. Check
6923 implicit sets when clearing reg_last_in_use.
6924 (init_deps_global): Clear implicit_reg_pending_clobbers and
6925 implicit_reg_pending_uses.
6927 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6928 ira_memory_move_cost, ira_class_hard_regs,
6929 ira_class_hard_regs_num, ira_no_alloc_regs,
6930 ira_available_class_regs, ira_reg_class_cover_size,
6931 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6932 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6933 ira_implicitly_set_insn_hard_regs): New prototypes.
6935 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6936 cost_elements_num): New variables.
6937 (allocno_costs, total_costs): Rename to costs and
6938 total_allocno_costs.
6939 (COSTS_OF_ALLOCNO): Rename to COSTS.
6940 (allocno_pref): Rename to pref.
6941 (allocno_pref_buffer): Rename to pref_buffer.
6942 (common_classes): Rename to regno_cover_class.
6944 (record_reg_classes): Set allocno attributes only if allocno_p.
6945 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6946 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6947 and COSTS_OF_ALLOCNO.
6948 (print_costs): Rename to print_allocno_costs.
6949 (print_pseudo_costs): New.
6950 (process_bb_node_for_costs): Split into 2 functions with new
6951 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6952 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6953 new parameter dump_file. Use cost_elements_num instead of
6954 ira_allocnos_num. Make one iteration if preferred classes were
6955 already calculated for scheduler. Make 2 versions of code
6956 depending on allocno_p.
6957 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6958 regno_cover_class and COSTS instead of common_classes and
6960 (init_costs, finish_costs): New.
6961 (ira_costs): Set up allocno_p and cost_elements_num. Call
6962 init_costs and finish_costs.
6963 (ira_set_pseudo_classes): New.
6965 * rtl.h (allocate_reg_info): Remove.
6966 (resize_reg_info): Change return type.
6967 (reg_cover_class): New.
6968 (setup_reg_classes): Add new parameter.
6970 * sched-int.h (struct deps_reg): New member implicit_sets.
6971 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6972 (INCREASE_BITS): New macro.
6973 (struct reg_pressure_data, struct reg_use_data): New.
6974 (struct _haifa_insn_data): Remove reg_weight. Add members
6975 reg_pressure, reg_use_list, reg_set_list, and
6976 reg_pressure_excess_cost_change.
6977 (struct deps): New member implicit_sets.
6978 (pressure_p): New variable.
6979 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6980 (struct reg_pressure_data, struct reg_use_data): New.
6981 (INSN_REG_WEIGHT): Remove.
6982 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6983 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6984 (sched_init_region_reg_pressure_info,
6985 sched_setup_bb_reg_pressure_info): New prototypes.
6987 * reginfo.c (struct reg_pref): New member coverclass.
6988 (reg_cover_class): New function.
6989 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6990 (reg_info_size): New variable.
6991 (allocate_reg_info): Make static. Setup reg_info_size.
6992 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6993 (setup_reg_classes): Add a new parameter. Setup cover class too.
6995 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6998 * sched-rgn.c (deps_join): Set up implicit_sets.
6999 (schedule_region): Set up region and basic blocks pressure
7002 * passes.c (init_optimization_passes): Move
7003 pass_subregs_of_mode_init before pass_sched.
7005 2009-09-02 Martin Jambor <mjambor@suse.cz>
7007 * tree-sra.c (struct access): New field grp_hint.
7008 (dump_access): Dump grp_hint.
7009 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7011 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7012 those which have been specifically read and somehow written to.
7013 (propagate_subacesses_accross_link): Set grp_hint of right child and
7014 also possibly of the left child.
7016 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7018 * tree-object-size.c (addr_object_size): Always use object_size_type
7019 0 or 2 when determining the pointer pointed object size.
7021 2009-09-02 Richard Guenther <rguenther@suse.de>
7024 2009-08-31 Richard Guenther <rguenther@suse.de>
7026 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7027 to query if the memory regions for memmove overlap.
7028 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7029 asserts on pointers, instead deal with odd trees.
7030 (ptr_derefs_may_alias_p): Likewise.
7031 (refs_may_alias_p_1): Constructor bases also never alias.
7033 2009-08-01 Christian Bruel <christian.bruel@st.com>
7036 2009-07-31 Christian Bruel <christian.bruel@st.com>
7037 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7039 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7041 * doc/invoke.texi (-fvar-tracking-assignments): New.
7042 (-fvar-tracking-assignments-toggle): New.
7043 (-fdump-final-insns=file): Mark filename as optional.
7044 (--param min-nondebug-insn-uid): New.
7045 (-gdwarf-@{version}): Mention version 4.
7046 * opts.c (common_handle_option): Accept it.
7047 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7048 * regrename.c (regrename_optimize): Drop last. Don't count debug
7049 insns as uses. Don't reject change because of debug insn.
7050 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7051 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7052 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7053 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7054 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7055 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7056 * doc/gimple.texi (is_gimple_debug): New.
7057 (gimple_debug_bind_p): New.
7058 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7059 * doc/install.texi (bootstrap-debug): More details.
7060 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7061 (bootstrap-debug-lib): More details.
7062 (bootstrap-debug-ckovw): Update.
7063 (bootstrap-time): New.
7064 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7065 (insert_phi_nodes_for): Insert debug stmts.
7066 (rewrite_stmt): Take iterator. Insert debug stmts.
7067 (rewrite_enter_block): Adjust.
7068 (maybe_replace_use_in_debug_stmt): New.
7069 (rewrite_update_stmt): Use it.
7070 (mark_use_interesting): Return early for debug stmts.
7071 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7072 stmts before replacing stmt.
7073 (move_computations_stmt): Likewise.
7074 * ira-conflicts.c (add_copies): Skip debug insns.
7075 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7076 (regstat_bb_compute_ri): Skip debug insns.
7077 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7078 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7079 check_loop_closed_ssa_stmt): Skip debug stmts.
7080 * tree-tailcall.c (find_tail_calls): Likewise.
7081 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7082 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7083 (build_var_debug_value_stat): Declare.
7084 (build_var_debug_value): Define.
7085 (target_for_debug_bind): Declare.
7086 * reload.c (find_equiv_reg): Skip debug insns.
7087 * rtlanal.c (reg_used_between_p): Skip debug insns.
7088 (side_effects_p): Likewise.
7089 (canonicalize_condition): Likewise.
7090 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7091 insns never depend on debug insns.
7092 (create_ddg_dep_no_link): Likewise.
7093 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7094 Don't add inter-loop dependencies for debug insns.
7095 (build_intra_loop_deps): Likewise.
7096 (create_ddg): Count debug insns.
7097 * ddg.h (struct ddg::num_debug): New.
7098 (num_backargs): Pair up with previous int field.
7099 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7100 -fcompare-debug-second.
7101 * final.c (get_attr_length_1): Skip debug insns.
7102 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7103 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7104 (driver_self_specs): Map -fdump-final-insns to
7105 -fdump-final-insns=..
7106 (get_local_tick): New.
7107 (compare_debug_dump_opt_spec_function): Test for . argument and
7108 compute output name. Compute temp output spec without flag name.
7109 Compute -frandom-seed.
7110 (OPT): Undef after use.
7111 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7112 (average_num_loop_insns): Likewise.
7113 * params.h (MIN_NONDEBUG_INSN_UID): New.
7114 * gimple.def (GIMPLE_DEBUG): New.
7115 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7116 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7117 (merge_in_block): Fix whitespace.
7118 * toplev.c (flag_var_tracking): Update comment.
7119 (flag_var_tracking_assignments): New.
7120 (flag_var_tracking_assignments_toggle): New.
7121 (process_options): Don't open final insns dump file if we're not
7122 going to write to it. Compute defaults for var_tracking.
7123 * df-scan.c (df_insn_rescan_debug_internal): New.
7124 (df_uses_record): Handle debug insns.
7125 * haifa-sched.c (ready): Initialize n_debug.
7126 (contributes_to_priority): Skip debug insns.
7127 (dep_list_size): New.
7129 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7130 they're ready. Disregard previous debug insns to make decisions.
7131 (queue_insn): Never queue debug insns.
7132 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7133 (schedule_insn): Don't reject debug insns because of issue rate.
7134 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7135 (queue_to_ready): Skip and discount debug insns.
7136 (choose_ready): Let debug insns through.
7137 (schedule_block): Check boundary debug insns. Discount debug
7138 insns, schedule them early. Adjust whitespace.
7139 (set_priorities): Check for boundary debug insns.
7140 (add_jump_dependencies): Use dep_list_size.
7141 (prev_non_location_insn): New.
7142 (check_cfg): Use it.
7143 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7145 (remove_unused_ivs): Reset debug stmts.
7146 * modulo-sched.c (const_iteration_count): Skip debug insns.
7147 (res_MII): Discount debug insns.
7148 (loop_single_full_bb_p): Skip debug insns.
7149 (sms_schedule): Likewise.
7150 (sms_schedule_by_order): Likewise.
7151 (ps_has_conflicts): Likewise.
7152 * caller-save.c (refmarker_fn): New.
7153 (save_call_clobbered_regs): Replace regs with saved mem in
7155 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7156 Call refmarker_fn mark for hardregnos.
7157 (mark_reg_as_referenced): New.
7158 (replace_reg_with_saved_mem): New.
7159 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7160 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7162 (cse_extended_basic_block): Skip debug insns.
7163 (count_reg_usage): Likewise.
7164 (is_dead_reg): New, split out of...
7165 (set_live_p): ... here.
7166 (insn_live_p): Use it for debug insns.
7167 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7168 (execute_optimize_stdarg): Likewise.
7169 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7170 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7171 changes in debug stmts as changes.
7172 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7173 (moveup_expr): Don't move across debug insns. Don't move
7174 debug insn if it would create a bookkeeping block.
7175 (moveup_expr_cached): Don't use cache for debug insns that
7176 are heads of blocks.
7177 (compute_av_set_inside_bb): Skip debug insns.
7178 (sel_rank_for_schedule): Schedule debug insns first. Remove
7180 (block_valid_for_bookkeeping_p); Support lax searches.
7181 (create_block_for_bookkeeping): Adjust block numbers when
7182 encountering debug-only blocks.
7183 (find_place_for_bookkeeping): Deal with debug-only blocks.
7184 (generate_bookkeeping_insn): Accept no place to insert.
7185 (remove_temp_moveop_nops): New argument full_tidying.
7186 (prepare_place_to_insert): Deal with debug insns.
7187 (advance_state_on_fence): Debug insns don't start cycles.
7188 (update_boundaries): Take fence as argument. Deal with
7190 (schedule_expr_on_boundary): No full_tidying on debug insns.
7191 (fill_insns): Deal with debug insns.
7192 (track_scheduled_insns_and_blocks): Don't count debug insns.
7193 (need_nop_to_preserve_insn_bb): New, split out of...
7194 (remove_insn_from_stream): ... this.
7195 (fur_orig_expr_not_found): Skip debug insns.
7196 * rtl.def (VALUE): Move up.
7198 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7199 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7200 Set it if debug stmts are found.
7201 (statement_sink_location): Skip debug stmts. Propagate
7202 moving defs into debug stmts.
7203 * ifcvt.c (first_active_insn): Skip debug insns.
7204 (last_active_insns): Likewise.
7205 (cond_exec_process_insns): Likewise.
7206 (noce_process_if_block): Likewise.
7207 (check_cond_move_block): Likewise.
7208 (cond_move_convert_if_block): Likewise.
7209 (block_jumps_and_fallthru_p): Likewise.
7210 (dead_or_predicable): Likewise.
7211 * dwarf2out.c (debug_str_hash_forced): New.
7212 (find_AT_string): Add comment.
7213 (gen_label_for_indirect_string): New.
7214 (get_debug_string_label): New.
7215 (AT_string_form): Use it.
7216 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7217 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7218 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7219 several operations that cannot be represented with DWARF opcodes.
7220 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7221 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7222 (dwarf2out_var_location): Take during-call mark into account.
7223 (output_indirect_string): Update comment. Output if there are
7224 label and references.
7225 (prune_indirect_string): New.
7226 (prune_unused_types): Call it if debug_str_hash_forced.
7227 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7228 (dw_long_long_const): Remove.
7229 (struct dw_val_struct): Change val_long_long type to rtx.
7230 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7231 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7232 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7233 component instead of HOST_BITS_PER_LONG.
7234 (output_loc_operands): Likewise. For const8* assert
7235 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7236 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7237 rather than HOST_BITS_PER_LONG is >= 64.
7238 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7240 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7241 HOST_BITS_PER_LONG for dw_val_class_long_long.
7242 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7243 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7244 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7246 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7247 Handle DW_OP_implicit_value.
7248 (extract_int): Move prototype earlier.
7249 (mem_loc_descriptor): For SUBREG punt if inner
7250 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7251 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7252 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7253 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7254 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7255 instead of Pmode size.
7256 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7257 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7258 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7259 (concat_loc_descriptor, concatn_loc_descriptor,
7260 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7261 (add_location_or_const_value_attribute): Likewise. For single
7262 location loc_lists attempt to use add_const_value_attribute
7263 for constant decls. Add DW_AT_const_value even if
7264 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7266 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7267 (control_flow_insn_p): Likewise.
7268 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7269 (separate_decls_in_region_debug_bind): New.
7270 (separate_decls_in_region): Process debug bind stmts afterwards.
7271 * recog.c (verify_changes): Handle debug insns.
7272 (extract_insn): Likewise.
7273 (peephole2_optimize): Skip debug insns.
7274 * dse.c (scan_insn): Skip debug insns.
7275 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7277 (setup_id_for_insn): Handle debug insns.
7278 (maybe_tidy_empty_bb): Adjust whitespace.
7279 (tidy_control_flow): Skip debug insns.
7280 (sel_remove_insn): Adjust for debug insns.
7281 (sel_estimate_number_of_insns): Skip debug insns.
7282 (create_insn_rtx_from_pattern): Handle debug insns.
7283 (create_copy_of_insn_rtx): Likewise.
7284 * sel-sched-.h (sel_bb_end): Declare.
7285 (sel_bb_empty_or_nop_p): New.
7286 (get_all_loop_exits): Use it.
7287 (_eligible_successor_edge_p): Likewise.
7288 (return_nop_to_pool): Adjust.
7289 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7290 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7291 * gimple-pretty-print.c (dump_gimple_debug): New.
7292 (dump_gimple_stmt): Use it.
7293 (dump_bb_header): Skip gimple debug stmts.
7294 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7295 (fixup_match_2): Likewise.
7296 (regmove_backward_pass): Likewise. Simplify combined
7297 replacement. Handle debug insns.
7298 * function.c (instantiate_virtual_regs): Handle debug insns.
7299 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7300 * print-rtl.h: Include cselib.h.
7301 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7302 * df.h (df_inns_rescan_debug_internal): Declare.
7303 * gcse.c (alloc_hash_table): Estimate n_insns.
7304 (cprop_insn): Don't regard debug insns as changes.
7305 (bypass_conditional_jumps): Skip debug insns.
7306 (one_pre_gcse_pass): Adjust.
7307 (one_code_hoisting_pass): Likewise.
7308 (compute_ld_motion_mems): Skip debug insns.
7309 (one_cprop_pass): Adjust.
7310 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7311 (if_convertible_stmt_p): Handle debug stmts.
7312 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7313 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7314 * ira-build.c (create_bb_allocnos): Skip debug insns.
7315 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7316 (has_single_use): Likewise.
7317 (single_imm_use): Likewise.
7318 (num_imm_uses): Likewise.
7319 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7320 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7321 (create_outofssa_var_map): Likewise.
7322 * lower-subreg.c (adjust_decomposed_uses): New.
7323 (resolve_debug): New.
7324 (decompose_multiword_subregs): Use it.
7325 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7326 * emit-rtl.c: Include params.h.
7327 (cur_debug_insn_uid): Define.
7328 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7329 (copy_rtx_if_shared_1): Handle debug insns.
7330 (reset_used_flags): Likewise.
7331 (set_used_flags): LIkewise.
7332 (get_max_insn_count): New.
7333 (next_nondebug_insn): New.
7334 (prev_nondebug_insn): New.
7335 (make_debug_insn_raw): New.
7336 (emit_insn_before_noloc): Handle debug insns.
7337 (emit_jump_insn_before_noloc): Likewise.
7338 (emit_call_insn_before_noloc): Likewise.
7339 (emit_debug_insn_before_noloc): New.
7340 (emit_insn_after_noloc): Handle debug insns.
7341 (emit_jump_insn_after_noloc): Likewise.
7342 (emit_call_insn_after_noloc): Likewise.
7343 (emit_debug_insn_after_noloc): Likewise.
7344 (emit_insn_after): Take loc from earlier non-debug insn.
7345 (emit_jump_insn_after): Likewise.
7346 (emit_call_insn_after): Likewise.
7347 (emit_debug_insn_after_setloc): New.
7348 (emit_debug_insn_after): New.
7349 (emit_insn_before): Take loc from later non-debug insn.
7350 (emit_jump_insn_before): Likewise.
7351 (emit_call_insn_before): Likewise.
7352 (emit_debug_insn_before_setloc): New.
7353 (emit_debug_insn_before): New.
7354 (emit_insn): Handle debug insns.
7355 (emit_debug_insn): New.
7356 (emit_jump_insn): Handle debug insns.
7357 (emit_call_insn): Likewise.
7359 (init_emit): Take min-nondebug-insn-uid into account.
7360 Initialize cur_debug_insn_uid.
7361 (emit_copy_of_insn_after): Handle debug insns.
7362 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7363 location of single rhs in place.
7364 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7365 (floor_sdiv_adjust): New.
7366 (cell_sdiv_adjust): New.
7367 (cell_udiv_adjust): New.
7368 (round_sdiv_adjust): New.
7369 (round_udiv_adjust): New.
7370 (wrap_constant): Moved from cselib.
7371 (unwrap_constant): New.
7372 (expand_debug_expr): New.
7373 (expand_debug_locations): New.
7374 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7376 (gimple_expand_cfg): Expand debug locations.
7377 * cselib.c: Include tree-pass.h.
7378 (struct expand_value_data): New.
7379 (cselib_record_sets_hook): New.
7380 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7381 (cselib_clear_table): Move, and implemnet in terms of...
7382 (cselib_reset_table_with_next_value): ... this.
7383 (cselib_get_next_unknown_value): New.
7384 (discard_useless_locs): Don't discard preserved values.
7385 (cselib_preserve_value): New.
7386 (cselib_preserved_value_p): New.
7387 (cselib_preserve_definitely): New.
7388 (cselib_clear_preserve): New.
7389 (cselib_preserve_only_values): New.
7390 (new_cselib_val): Take rtx argument. Dump it in details.
7391 (cselib_lookup_mem): Adjust.
7392 (expand_loc): Take regs_active in struct. Adjust. Silence
7393 dumps unless details are requested.
7394 (cselib_expand_value_rtx_cb): New.
7395 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7396 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7397 without details. Copy more subregs. Try to resolve values
7398 using a callback. Wrap constants.
7399 (cselib_subst_to_values): Adjust.
7400 (cselib_log_lookup): New.
7401 (cselib_lookup): Call it.
7402 (cselib_invalidate_regno): Don't count preserved values as useless.
7403 (cselib_invalidate_mem): Likewise.
7404 (cselib_record_set): Likewise.
7405 (struct set): Renamed to cselib_set, moved to cselib.h.
7406 (cselib_record_sets): Adjust. Call hook.
7407 (cselib_process_insn): Reset table when it would be cleared.
7408 (dump_cselib_val): New.
7409 (dump_cselib_table): New.
7410 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7411 (remove_forwarder_block): Support moving debug stmts.
7412 * cselib.h (cselib_record_sets_hook): Declare.
7413 (cselib_expand_callback): New type.
7414 (cselib_expand_value_rtx_cb): Declare.
7415 (cselib_reset_table_with_next_value): Declare.
7416 (cselib_get_next_unknown_value): Declare.
7417 (cselib_preserve_value): Declare.
7418 (cselib_preserved_value_p): Declare.
7419 (cselib_preserve_only_values): Declare.
7420 (dump_cselib_table): Declare.
7421 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7422 (try_crossjump_to_edge): Likewise.
7423 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7424 dominated blocks when debug stmts are present.
7425 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7426 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7427 (set_var_live_on_entry): Likewise.
7428 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7429 * cfglayout.c (curr_location, last_location): Make static.
7430 (set_curr_insn_source_location): Don't avoid bouncing.
7431 (get_curr_insn_source_location): New.
7432 (get_curr_insn_block): New.
7433 (duplicate_insn_chain): Handle debug insns.
7434 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7436 * common.opt (fcompare-debug): Move to sort order.
7437 (fdump-unnumbered-links): Likewise.
7438 (fvar-tracking-assignments): New.
7439 (fvar-tracking-assignments-toggle): New.
7440 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7441 because of debug stmts.
7442 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7443 (eliminate_unnecessary_stmts): Walk dominated blocks before
7445 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7446 * ira.c (memref_used_between_p): Skip debug insns.
7447 (update_equiv_regs): Likewise.
7448 * sched-deps.c (sd_lists_size): Accept empty list.
7449 (sd_init_insn): Mark debug insns.
7450 (sd_finish_insn): Unmark them.
7451 (sd_add_dep): Reject non-debug deps on debug insns.
7452 (fixup_sched_groups): Give debug insns group treatment.
7454 (sched_analyze_reg): Don't mark debug insns for sched before call.
7455 (sched_analyze_2): Handle debug insns.
7456 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7458 (deps_analyze_insn): Handle debug insns.
7459 (deps_start_bb): Skip debug insns.
7460 (init_deps): Initialize last_debug_insn.
7461 * tree-ssa.c (target_for_debug_bind): New.
7462 (find_released_ssa_name): New.
7463 (propagate_var_def_into_debug_stmts): New.
7464 (propagate_defs_into_debug_stmts): New.
7465 (verify_ssa): Skip debug bind stmts without values.
7466 (warn_uninialized_vars): Skip debug stmts.
7467 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7468 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7469 (rtx_equal_p): Likewise.
7470 * ira-costs.c (scan_one_insn): Skip debug insns.
7471 (process_bb_node_for_hard_reg_moves): Likewise.
7472 * rtl.h (DEBUG_INSN_P): New.
7473 (NONDEBUG_INSN_P): New.
7474 (MAY_HAVE_DEBUG_INSNS): New.
7475 (INSN_P): Accept debug insns.
7476 (RTX_FRAME_RELATED_P): Likewise.
7477 (INSN_DELETED_P): Likewise
7478 (PAT_VAR_LOCATION_DECL): New.
7479 (PAT_VAR_LOCATION_LOC): New.
7480 (PAT_VAR_OCATION_STATUS): New.
7481 (NOTE_VAR_LOCATION_DECL): Reimplement.
7482 (NOTE_VAR_LOCATION_LOC): Likewise.
7483 (NOTE_VAR_LOCATION_STATUS): Likewise.
7484 (INSN_VAR_LOCATION): New.
7485 (INSN_VAR_LOCATION_DECL): New.
7486 (INSN_VAR_LOCATION_LOC): New.
7487 (INSN_VAR_LOCATION_STATUS): New.
7488 (gen_rtx_UNKNOWN_VAR_LOC): New.
7489 (VAR_LOC_UNKNOWN_P): New.
7490 (NOTE_DURING_CALL_P): New.
7491 (SCHED_GROUP_P): Accept debug insns.
7492 (emit_debug_insn_before): Declare.
7493 (emit_debug_insn_before_noloc): Declare.
7494 (emit_debug_insn_beore_setloc): Declare.
7495 (emit_debug_insn_after): Declare.
7496 (emit_debug_insn_after_noloc): Declare.
7497 (emit_debug_insn_after_setloc): Declare.
7498 (emit_debug_insn): Declare.
7499 (make_debug_insn_raw): Declare.
7500 (prev_nondebug_insn): Declare.
7501 (next_nondebug_insn): Declare.
7502 (delegitimize_mem_from_attrs): Declare.
7503 (get_max_insn_count): Declare.
7504 (wrap_constant): Declare.
7505 (unwrap_constant): Declare.
7506 (get_curr_insn_source_location): Declare.
7507 (get_curr_insn_block): Declare.
7508 * tree-inline.c (insert_debug_decl_map): New.
7509 (processing_debug_stmt): New.
7510 (remap_decl): Don't create new mappings in debug stmts.
7511 (remap_gimple_op_r): Don't add references in debug stmts.
7512 (copy_tree_body_r): Likewise.
7513 (remap_gimple_stmt): Handle debug bind stmts.
7514 (copy_bb): Skip debug stmts.
7515 (copy_edges_for_bb): Likewise.
7516 (copy_debug_stmt): New.
7517 (copy_debug_stmts): New.
7518 (copy_body): Copy debug stmts at the end.
7519 (insert_init_debug_bind): New.
7520 (insert_init_stmt): Take id. Skip and emit debug stmts.
7521 (setup_one_parameter): Remap variable earlier, register debug mapping.
7522 (estimate_num_insns): Skip debug stmts.
7523 (expand_call_inline): Preserve debug_map.
7524 (optimize_inline_calls): Check for no debug_stmts left-overs.
7525 (unsave_expr_now): Preserve debug_map.
7526 (copy_gimple_seq_and_replace_locals): Likewise.
7527 (tree_function_versioning): Check for no debug_stmts left-overs.
7528 Init and destroy debug_map as needed. Split edges unconditionally.
7529 (build_duplicate_type): Init and destroy debug_map as needed.
7530 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7531 (struct copy_body_data): Add debug_stmts and debug_map.
7532 * sched-int.h (struct ready_list): Add n_debug.
7533 (struct deps): Add last_debug_insn.
7534 (DEBUG_INSN_SCHED_P): New.
7535 (BOUNDARY_DEBUG_INSN_P): New.
7536 (SCHEDULE_DEBUG_INSN_P): New.
7537 (sd_iterator_cond): Accept empty list.
7538 * combine.c (create_log_links): Skip debug insns.
7539 (combine_instructions): Likewise.
7540 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7541 return value is always unshared.
7542 (struct rtx_subst_pair): New.
7543 (auto_adjust_pair): New.
7544 (propagate_for_debug_subst): New.
7545 (propagate_for_debug): New.
7546 (try_combine): Skip debug insns. Propagate removed defs into
7548 (next_nonnote_nondebug_insn): New.
7549 (distribute_notes): Use it. Skip debug insns.
7550 (distribute_links): Skip debug insns.
7551 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7552 * resource.c (mark_target_live_regs): Likewise.
7553 * var-tracking.c: Include cselib.h and target.h.
7554 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7556 (micro_operation_type_name): New.
7557 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7558 (struct micro_operation_def): Update comments.
7559 (decl_or_value): New type. Use instead of decls.
7560 (struct emit_note_data_def): Add vars.
7561 (struct attrs_def): Use decl_or_value.
7562 (struct variable_tracking_info_def): Add permp, flooded.
7563 (struct location_chain_def): Update comment.
7564 (struct variable_part_def): Use decl_or_value.
7565 (struct variable_def): Make var_part a variable length array.
7567 (scratch_regs): New.
7568 (cselib_hook_called): New.
7569 (dv_is_decl_p): New.
7570 (dv_is_value_p): New.
7573 (dv_as_opaque): New.
7574 (dv_onepart_p): New.
7576 (IS_DECL_CODE): New.
7577 (check_value_is_not_decl): New.
7578 (dv_from_decl): New.
7579 (dv_from_value): New.
7580 (dv_htab_hash): New.
7581 (variable_htab_hash): Use it.
7582 (variable_htab_eq): Support values.
7583 (variable_htab_free): Free from the right pool.
7584 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7585 (attrs_list_union): Adjust.
7586 (attrs_list_mpdv_union): New.
7587 (tie_break_pointers): New.
7588 (canon_value_cmp): New.
7589 (unshare_variable): Return possibly-modified slot.
7590 (vars_copy_1): Adjust.
7591 (var_reg_decl_set): Adjust. Split out of...
7592 (var_reg_set): ... this.
7593 (get_init_value): Adjust.
7594 (var_reg_delete_and_set): Adjust.
7595 (var_reg_delete): Adjust.
7596 (var_regno_delete): Adjust.
7597 (var_mem_decl_set): Split out of...
7598 (var_mem_set): ... this.
7599 (var_mem_delete_and_set): Adjust.
7600 (var_mem_delete): Adjust.
7604 (variable_union): Adjust. Speed up merge of 1-part vars.
7605 (variable_canonicalize): Use unshared slot.
7606 (VALUED_RECURSED_INTO): New.
7607 (find_loc_in_1pdv): New.
7608 (struct dfset_merge): New.
7609 (insert_into_intersection): New.
7610 (intersect_loc_chains): New.
7612 (canonicalize_loc_order_check): New.
7613 (canonicalize_values_mark): New.
7614 (canonicalize_values_star): New.
7615 (variable_merge_over_cur): New.
7616 (variable_merge_over_src): New.
7617 (dataflow_set_merge): New.
7618 (dataflow_set_equiv_regs): New.
7619 (remove_duplicate_values): New.
7620 (struct dfset_post_merge): New.
7621 (variable_post_merge_new_vals): New.
7622 (variable_post_merge_perm_vals): New.
7623 (dataflow_post_merge_adjust): New.
7624 (find_mem_expr_in_1pdv): New.
7625 (dataflow_set_preserve_mem_locs): New.
7626 (dataflow_set_remove_mem_locs): New.
7627 (dataflow_set_clear_at_call): New.
7628 (onepart_variable_different_p): New.
7629 (variable_different_p): Use it.
7630 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7631 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7633 (track_loc_p): Pass it true.
7634 (struct count_use_info): New.
7635 (find_use_val): New.
7636 (replace_expr_with_values): New.
7638 (use_type): New, partially split out of...
7639 (count_uses): ... this. Count new micro-ops.
7640 (count_uses_1): Adjust.
7641 (count_stores): Adjust.
7642 (count_with_sets): New.
7643 (VAL_NEEDS_RESOLUTION): New.
7644 (VAL_HOLDS_TRACK_EXPR): New.
7645 (VAL_EXPR_IS_COPIED): New.
7646 (VAL_EXPR_IS_CLOBBERED): New.
7647 (add_uses): Adjust. Generate new micro-ops.
7648 (add_uses_1): Adjust.
7649 (add_stores): Generate new micro-ops.
7650 (add_with_sets): New.
7651 (find_src_status): Adjust.
7652 (find_src_set_src): Adjust.
7653 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7654 Handle new micro-ops. Canonicalize value equivalances.
7655 (vt_find_locations): Compute total size of hash tables for
7656 dumping. Perform merge for var-tracking-assignments. Don't
7657 disregard single-block loops.
7658 (dump_attrs_list): Handle decl_or_value.
7659 (dump_variable): Take variable. Deal with decl_or_value.
7660 (dump_variable_slot): New.
7661 (dump_vars): Use it.
7662 (dump_dataflow_sets): Adjust.
7663 (set_slot_part): New, extended to support one-part variables
7664 after splitting out of...
7665 (set_variable_part): ... this.
7666 (clobber_slot_part): New, split out of...
7667 (clobber_variable_part): ... this.
7668 (delete_slot_part): New, split out of...
7669 (delete_variable_part): .... this.
7670 (check_wrap_constant): New.
7671 (vt_expand_loc_callback): New.
7672 (vt_expand_loc): New.
7673 (emit_note_insn_var_location): Adjust. Handle values. Handle
7674 EMIT_NOTE_AFTER_CALL_INSN.
7675 (emit_notes_for_differences_1): Adjust. Handle values.
7676 (emit_notes_for_differences_2): Likewise.
7677 (emit_notes_for_differences): Adjust.
7678 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7679 Adjust. Handle new micro-ops.
7680 (vt_add_function_parameters): Adjust. Create and bind values.
7681 (vt_initialize): Adjust. Initialize scratch_regs and
7682 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7683 operations. Move some code to count_with_sets and add_with_sets.
7684 (delete_debug_insns): New.
7685 (vt_debug_insns_local): New.
7686 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7688 (var_tracking_main): If var-tracking-assignments is enabled
7689 but var-tracking isn't, delete debug insns and leave. Likewise
7690 if we exceed limits or fail the stack adjustments tests, and
7691 after all var-tracking processing.
7692 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7693 (dataflow_set): Add traversed_vars.
7694 (value_chain, const_value_chain): New typedefs.
7695 (value_chain_pool, value_chains): New variables.
7696 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7697 add_value_chains, add_cselib_value_chains, remove_value_chain,
7698 remove_value_chains, remove_cselib_value_chains): New functions.
7699 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7700 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7702 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7703 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7704 (dst_can_be_shared): New variable.
7705 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7706 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7707 different from set->vars, look up slot again instead of using the
7709 (dataflow_set_init): Initialize traversed_vars.
7710 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7711 lookup if set->vars is shared. Don't keep slot cleared before
7712 calling unshare_variable. Unshare set->vars if needed. Adjust
7713 unshare_variable callers. Clear dst_can_be_shared if needed.
7714 Even ->refcount == 1 vars must be unshared if set->vars is shared
7715 and var needs to be modified.
7716 (dataflow_set_union): Set traversed_vars during canonicalization.
7717 (VALUE_CHANGED, DECL_CHANGED): Define.
7718 (set_dv_changed, dv_changed_p): New static inlines.
7719 (track_expr_p): Clear DECL_CHANGED.
7720 (dump_dataflow_sets): Set it.
7721 (variable_was_changed): Call set_dv_changed.
7722 (emit_note_insn_var_location): Likewise.
7723 (changed_variables_stack): New variable.
7724 (check_changed_vars_1, check_changed_vars_2): New functions.
7725 (emit_notes_for_changes): Do nothing if changed_variables is
7726 empty. Traverse changed_variables with check_changed_vars_1,
7727 call check_changed_vars_2 on each changed_variables_stack entry.
7728 (emit_notes_in_bb): Add SET argument. Just clear it at the
7729 beginning, use it instead of local &set, don't destroy it at the end.
7730 (vt_emit_notes): Call dataflow_set_clear early on all
7731 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7732 computed set, dataflow_set_clear also VTI(bb)->in when we are
7733 done with the basic block. Initialize changed_variables_stack,
7734 free it afterwards. If ENABLE_CHECKING verify that after noting
7735 differences to an empty set value_chains hash table is empty.
7736 (vt_initialize): Initialize value_chains and value_chain_pool.
7737 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7738 (variable_tracking_main): Call dump_dataflow_sets before calling
7739 vt_emit_notes, not after it.
7740 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7741 (propagate_var_def_into_debug_stmts): Declare.
7742 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7743 (df_set_note): Reject debug insns.
7744 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7745 add notes to debug insns.
7746 (df_note_bb_compute): Adjust. Likewise.
7747 (df_simulate_uses): Skip debug insns.
7748 (df_simulate_initialize_backwards): Likewise.
7749 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7750 (subst_stack_regs_pat): Reject debug insns.
7751 (convert_regs_1): Handle debug insns.
7752 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7753 (print-rtl.o): Depend on cselib.h.
7754 (cselib.o): Depend on TREE_PASS_H.
7755 (var-tracking.o): Depend on cselib.h and TARGET_H.
7756 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7757 (init_ready_list): Skip boundary debug insns.
7758 (add_branch_dependences): Skip debug insns.
7759 (free_block_dependencies): Check for blocks with only debug insns.
7760 (compute_priorities): Likewise.
7761 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7762 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7764 (gimple_build_debug_bind_stat): New.
7765 (empty_body_p): Skip debug stmts.
7766 (gimple_has_side_effects): Likewise.
7767 (gimple_rhs_has_side_effects): Likewise.
7768 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7769 (gimple_build_debug_bind_stat): Declare.
7770 (gimple_build_debug_bind): Define.
7771 (is_gimple_debug): New.
7772 (gimple_debug_bind_p): New.
7773 (gimple_debug_bind_get_var): New.
7774 (gimple_debug_bind_get_value): New.
7775 (gimple_debug_bind_get_value_ptr): New.
7776 (gimple_debug_bind_set_var): New.
7777 (gimple_debug_bind_set_value): New.
7778 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7779 (gimple_debug_bind_reset_value): New.
7780 (gimple_debug_bind_has_value_p): New.
7781 (gsi_next_nondebug): New.
7782 (gsi_prev_nondebug): New.
7783 (gsi_start_nondebug_bb): New.
7784 (gsi_last_nondebug_bb): New.
7785 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7786 (print_insn): Handle DEBUG_INSN.
7787 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7788 of first insn prevail.
7789 (first_stmt): Skip debug stmts.
7790 (first_non_label_stmt): Likewise.
7791 (last_stmt): Likewise.
7792 (has_zero_uses_1): New.
7793 (single_imm_use_1): New.
7794 (verify_gimple_debug): New.
7795 (verify_types_in_gimple_stmt): Handle debug stmts.
7796 (verify_stmt): Likewise.
7797 (debug_loop_num): Skip debug stmts.
7798 (remove_edge_and_dominated_blocks): Remove dominators last.
7799 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7800 (linearize_expr): Likewise.
7801 * config/i386/i386.c (ix86_delegitimize_address): Call
7802 default implementation.
7803 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7804 (group_barrier_needed): Skip debug insns.
7805 (emit_insn_group_barriers): Likewise.
7806 (emit_all_insn_group_barriers): Likewise.
7807 (ia64_variable_issue): Handle debug insns.
7808 (ia64_dfa_new_cycle): Likewise.
7809 (final_emit_insn_group_barriers): Skip debug insns.
7810 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7811 def cfa without frame.
7812 (process_set): Likewise.
7813 (process_for_unwind_directive): Pass frame on.
7814 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7815 (rs6000_delegitimize_address): New.
7816 (rs6000_debug_adjust_cost): Handle debug insns.
7817 (is_microcoded_insn): Likewise.
7818 (is_cracked_insn): Likewise.
7819 (is_nonpipeline_insn): Likewise.
7820 (insn_must_be_first_in_group): Likewise.
7821 (insn_must_be_last_in_group): Likewise.
7822 (force_new_group): Likewise.
7823 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7824 contains only debug insns.
7825 (rtl_merge_blocks): Skip debug insns.
7826 (purge_dead_edges): Likewise.
7827 (rtl_block_ends_with_call_p): Skip debug insns.
7828 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7829 (mark_reg_dependencies): Skip debug insns.
7830 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7831 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7832 * tree-ssa-threadedge.c
7833 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7834 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7835 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7836 (copyprop_hardreg_forward_1): Handle debug insns.
7837 * reload1.c (reload): Skip debug insns. Replace unassigned
7838 pseudos in debug insns with their equivalences.
7839 (eliminate_regs_in_insn): Skip debug insns.
7840 (emit_input_reload_insns): Skip debug insns at first, adjust
7842 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7843 (get_indirect_ref_operands): Pass opf_no_vops on.
7844 (get_expr_operands): Likewise. Skip debug stmts.
7845 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7847 2009-09-01 Richard Henderson <rth@redhat.com>
7849 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7850 stmt_ends_pp_p statements at least once.
7851 * tree-vrp.c (vrp_initialize): Likewise.
7852 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7854 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7857 Fix AIX bootstrap after PR debug/30161
7858 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7859 that is a GNU extension.
7860 (tmpl_value_parm_die_table): Move the definition of this global
7861 outside #ifdef DWARF2_DEBUGGING_INFO region.
7863 2009-09-01 Richard Guenther <rguenther@suse.de>
7865 * tree.c (tree_expr_size): New function.
7866 * tree.h (tree_expr_size): Declare.
7867 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7868 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7869 * langhooks.c (lhd_expr_size): Remove.
7870 * langhooks.h (struct lang_hooks): Remove expr_size.
7871 * explow.c (expr_size): Use tree_expr_size.
7872 (int_expr_size): Likewise.
7873 * langhooks-def.h (lhd_expr_size): Remove.
7874 (LANG_HOOKS_EXPR_SIZE): Likewise.
7875 (LANG_HOOKS_INITIALIZER): Adjust.
7877 2009-09-01 Richard Guenther <rguenther@suse.de>
7879 * tree-flow.h (mark_addressable): Move declaration ...
7880 * tree.h (mark_addressable): ... here.
7881 * stmt.c (expand_asm_operands): Use mark_addressable, not
7882 lang_hooks.mark_addressable.
7883 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7884 LANG_HOOKS_MARK_ADDRESSABLE.
7885 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7886 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7888 2009-08-31 Chris Demetriou <cgd@google.com>
7890 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7891 vectorize if not TARGET_SSE2.
7893 2009-08-31 DJ Delorie <dj@redhat.com>
7895 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7896 registers if no coprocessor is enabled.
7898 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7901 * cgraph.h (cgraph_get_node): Declare ...
7902 * cgraph.c (cgraph_get_node): ... new function.
7903 * dwarf2out.c (gen_generic_params_dies,
7904 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7905 make_ith_pack_parameter_name,
7906 append_entry_to_tmpl_value_parm_die_table,
7907 gen_remaining_tmpl_value_param_die_attribute): New functions.
7908 (gen_subprogram_die): Generate debug info for template parameters
7909 if debug info level is higher than DINFO_LEVEL_TERSE.
7910 Use tree_add_const_value_attribute_for_decl instead of
7911 tree_add_const_value_attribute.
7912 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7913 instead of tree_add_const_value_attribute.
7914 (gen_struct_or_union_type_die): Generate debug
7915 info for template parameters if debug info level is higher than
7917 (tree_add_const_value_attribute): Handle integral and pointer
7918 constants. Update comment.
7919 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7920 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7921 (reference_to_unused): Fix thinko. Remove redundant predicates from
7923 (tree_add_const_value_attribute): Make this work for constant
7925 tree_add_const_value_attribute_for_decl is to be used for variable
7927 (add_location_or_const_value_attribute): Use
7928 tree_add_const_value_attribute_for_decl now.
7929 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7930 DW_TAG_template_value_param DIEs after function DIEs have been
7932 * langhooks.h (lang_hooks_for_types): Add
7933 get_argument_pack_elems.
7934 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7935 (lang_hooks): Added get_innermost_generic_parms,
7936 get_innermost_generic_args.
7937 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7938 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7939 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7940 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7942 2009-08-31 DJ Delorie <dj@redhat.com>
7944 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7945 it once we start generating the prologue or epilogue.
7946 (mep_call_saves_register): If the frame is locked, re-use
7948 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7949 (mep_expand_prologue): Call it.
7950 (mep_expand_epilogue): Likewise.
7951 (mep_start_function): Use the same logic as mep_expand_prologue.
7952 (mep_pass_by_reference): Make logic more readable.
7953 (mep_return_in_memory): Zero-sized objects are passed in memory.
7954 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7956 2009-08-31 Richard Guenther <rguenther@suse.de>
7958 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7959 to query if the memory regions for memmove overlap.
7960 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7961 asserts on pointers, instead deal with odd trees.
7962 (ptr_derefs_may_alias_p): Likewise.
7963 (refs_may_alias_p_1): Constructor bases also never alias.
7965 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7967 * doc/install.texi (Final install): Adjust reference on where to
7968 order printed manuals.
7970 2009-08-30 Olivier Hainque <hainque@adacore.com>
7972 * dwarf2out.c (switch_to_frame_table_section): Move
7973 definition prior to first use.
7975 2009-08-30 Richard Guenther <rguenther@suse.de>
7977 PR tree-optimization/41186
7978 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7979 (ao_ref_init_from_ptr_and_size): New function.
7980 (ref_maybe_used_by_call_p_1): Be more precise tracking
7981 used ranges for builtin functions.
7982 (ref_maybe_used_by_call_p): Adjust.
7983 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7984 ranges for builtin functions.
7985 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7987 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7990 * fwprop.c (get_reg_use_in): Delete.
7991 (free_load_extend): New function.
7992 (forward_propagate_subreg): Use it.
7994 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7996 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7998 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8001 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8004 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8006 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8007 fini or fini_array section.
8009 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8011 * graphite-dependences.c (graphite_legal_transform_bb): Call
8012 pbb_remove_duplicate_pdrs.
8013 * graphite-poly.c (can_collapse_pdr): Removed.
8014 (pdr_find_duplicate): Removed.
8015 (can_collapse_pdrs): New.
8016 (pbb_remove_duplicate_pdrs): New.
8017 (new_poly_dr): Do not look for duplicates.
8018 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8019 (PBB_PDR_DUPLICATES_REMOVED): New.
8020 (pbb_remove_duplicate_pdrs): Declared.
8022 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8024 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8025 the strides by multiplying by PDR_NB_REFS.
8026 * graphite-poly.c (can_collapse_pdr): New.
8027 (pdr_find_duplicate): New.
8028 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8029 Initialize PDR_NB_REFS.
8030 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8032 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8034 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8037 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8040 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8042 * graphite-dependences.c (pddr_original_scattering): Return NULL
8043 for read-read dependence relations.
8044 * graphite-poly.h (enum poly_dr_type): Fix comment.
8047 (pdr_may_write_p): New.
8049 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8051 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8052 (struct poly_dr): Same.
8053 (new_poly_dr): Same.
8054 * graphite-poly.c (new_poly_dr): Same.
8055 * graphite-dependences.c (dot_deps): Disable call to system.
8057 2009-08-28 Cary Coutant <ccoutant@google.com>
8060 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8061 struct/union/enum types local to a function.
8063 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8064 Sebastian Pop <sebastian.pop@amd.com>
8066 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8067 pbb_strip_mine_time_depth. Changed the implementation so that
8068 transformation is expressed as a transformation on
8069 time (scatttering) dimensions. Also, ensures that the 2d+1
8070 scheduling format is preserved.
8071 (pbb_strip_mine_profitable_p): Profitability is based on the
8072 iteration number of a given time (scattering) dimension,
8073 and not on a original loop depth dimension.
8074 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8075 (pbb_do_strip_mine): Call psct_dynamic_dim.
8076 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8077 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8078 (pbb_nb_dynamic_scattering_transform): New.
8079 (psct_dynamic_dim): New.
8081 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8083 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8084 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8085 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8086 * graphite-interchange.c (build_linearized_memory_access): Same.
8087 (memory_stride_in_loop): Same.
8089 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8091 * graphite-dependences.c (pddr_original_scattering): New.
8092 (graphite_legal_transform_dr): Call pddr_original_scattering.
8095 * graphite-dependences.h (dot_deps): Declared.
8096 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8097 (print_pdr): Print PDR_ID.
8098 * graphite-poly.h (struct poly_dr): Add field id.
8101 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8103 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8105 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8106 not delete the original dependence relation.
8108 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8110 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8111 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8112 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8113 (free_poly_ddr): New.
8114 (pddr_is_empty): New.
8115 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8116 (dependence_polyhedron): Same. Remove useless gcc_assert.
8118 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8119 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8120 * graphite-dependences.h (enum poly_dependence_kind): New.
8121 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8122 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8123 (PDRP_SINK): Renamed PDDR_SINK.
8124 (PDRP_DDP): Renamed PDDR_DDP.
8126 (free_poly_ddr): Declared.
8127 * graphite-poly.c (new_scop): Use the new hash function names.
8128 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8129 into original_pddrs.
8130 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8132 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8134 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8135 bounds with LT_EXPR to make niter analysis more precise on code
8136 generated by Graphite.
8138 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8140 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8141 (graphite_legal_transform_bb): Same.
8142 (poly_drs_may_alias_p): Same.
8144 2009-08-28 Richard Guenther <rguenther@suse.de>
8146 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8148 2009-08-28 Jan Beulich <jbeulich@novell.com>
8150 * config/i386/netware.c: Include langhooks.h.
8151 (i386_nlm_encode_section_info): Simplify.
8152 (netware_override_options): Delete.
8153 * config/i386/netware.h (netware_override_options): Delete
8155 (OVERRIDE_OPTIONS): Delete definition.
8156 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8157 (ASM_COMMENT_START): Define.
8158 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8160 2009-08-28 Jan Beulich <jbeulich@novell.com>
8162 * configure.ac: For in-tree ld, do a plain version check to
8163 determine whether comdat groups are supported.
8164 * configure: Regenerate.
8166 2009-08-28 Olivier Hainque <hainque@adacore.com>
8168 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8169 always defined. Reflect definition or absence of such for
8170 COLLECT_EXPORT_LIST. Readability helper.
8171 (scanfilter): New enum, to help control what symbols
8172 are to be considered or ignored by scan_prog_file.
8173 (enum pass): Rename as "scanpass", moved together with scanfilter
8174 prior to scan_prog_file's prototype.
8175 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8176 Group prototype with the scanpass/scanfilter definitions, factorize
8177 head comments for the several implementations at the prototype.
8178 (main): Reorganize the first pass link control to let AIX
8179 drag only the needed frame tables in executables. Prevent
8180 frame tables collection during the scan aimed at static ctors.
8181 Pre-link and scan for frame tables later to compensate.
8182 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8183 A C statement to issue assembly directives that create a reference
8184 to the given DWARF table identifier label from the current function
8186 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8187 to differentiate first time section entry. Only emit a .data
8188 tables start identifier label the first time around.
8189 (switch_to_frame_table_section): New function. Helper for
8190 output_call_frame_info to switch possibly BACK into the eh_frame
8191 or the debug_frame section depending on FOR_EH.
8192 (output_call_frame_info): Use helper to first enter the proper
8194 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8195 emit a link to the frame table start label from each function
8197 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8198 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8199 * config/rs6000/rs6000-protos.h: Declare it.
8200 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8202 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8204 * config/sh/sh.c (split_branches): Check the result of
8207 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8209 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8210 using -pthread -fopenmp
8212 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8214 * doc/service.texi (service directory): Update URL.
8216 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8218 PR rtl-optimization/40861
8219 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8220 extract word from a multi-word subreg for negative byte positions.
8222 2009-08-27 Tristan Gingold <gingold@adacore.com>
8223 Douglas B Rupp <rupp@gnat.com>
8225 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8226 (SECTION_VMS_OVERLAY): Define.
8227 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8229 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8231 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8232 common_object declarations.
8233 (ia64_section_type_flags): Set section flag for common_object.
8234 * config/ia64/ia64-protos.h
8235 (ia64_vms_output_aligned_decl_common): Declare.
8236 (ia64_vms_elf_asm_named_section): Declare.
8238 2009-08-27 Michael Matz <matz@suse.de>
8240 * expr.c (expand_expr_real_2): New function taking exploded
8241 unary or binary expression, split out from ...
8242 (expand_expr_real_1): ... here. Move over all unary/binary
8243 switch parts to above function, in particular these codes:
8244 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8245 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8246 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8247 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8248 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8249 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8250 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8251 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8252 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8253 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8254 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8255 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8256 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8257 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8258 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8259 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8260 VEC_PACK_FIX_TRUNC_EXPR.
8261 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8264 2009-08-27 Richard Guenther <rguenther@suse.de>
8266 * gengtype.c (main): Handle uint64_t.
8267 * ipa-utils.c (get_base_var): Indent properly.
8268 * tree-ssa-live.c (debug_scope_block): New function.
8269 * tree-flow.h (debug_scope_block): Declare.
8270 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8271 * basic-block.h (enum profile_status): Rename to
8272 enum profile_status_d.
8273 (x_profile_status): Adjust type.
8275 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8278 * dwarf2out.c (get_context_die): Declare this static function.
8279 (gen_type_die_with_usage): Make sure a DIE is a generated for
8280 the context of a typedef.
8282 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8284 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8287 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8289 * config/mips/mips-protos.h (mips_output_sync): Declare.
8290 (mips_sync_loop_insns): Likewise.
8291 (mips_output_sync_loop): Replace first two parameters with an rtx.
8292 * config/mips/mips.c (mips_multi_member): New structure.
8293 (mips_multi_members): New variable.
8294 (mips_multi_start): New function.
8295 (mips_multi_add): Likewise.
8296 (mips_multi_add_insn): Likewise.
8297 (mips_multi_add_label): Likewise.
8298 (mips_multi_last_index): Likewise.
8299 (mips_multi_copy_insn): Likewise.
8300 (mips_multi_set_operand): Likewise.
8301 (mips_multi_write): Likewise.
8302 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8303 (mips_init_print_operand_punct): Update accordingly.
8304 (mips_start_ll_sc_sync_block): New function.
8305 (mips_end_ll_sc_sync_block): Likewise.
8306 (mips_output_sync): Likewise.
8307 (mips_sync_insn1_template): Likewise.
8308 (mips_sync_insn2_template): Likewise.
8309 (mips_get_sync_operand): Likewise.
8310 (mips_process_sync_loop): Likewise.
8311 (mips_output_sync_loop): Use mips_process_sync_loop.
8312 (mips_sync_loop_insns): New function.
8313 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8314 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8315 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8316 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8317 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8318 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8319 (MIPS_SYNC_OLD_OP_12): Likewise.
8320 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8321 (MIPS_SYNC_NEW_OP_12): Likewise.
8322 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8323 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8324 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8325 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8326 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8327 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8328 * config/mips/mips.md (sync_mem): New attribute.
8329 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8330 (sync_exclusive_mask, sync_required_oldval): Likewise.
8331 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8332 (sync_release_barrier): Likewise.
8333 (length): Handle sync loops.
8334 (sync): Use mips_output_sync.
8335 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8336 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8337 and use mips_output_sync_loop.
8338 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8339 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8340 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8341 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8342 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8343 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8344 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8345 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8346 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8348 2009-08-26 Richard Guenther <rguenther@suse.de>
8351 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8352 the types to not match.
8353 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8355 * tree-ssa.c (useless_type_conversion_p): Conversions to
8356 pointers to unprototyped functions are useless.
8358 2009-08-26 Richard Guenther <rguenther@suse.de>
8360 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8361 whole-program condition, prepare to be called for non-globals.
8362 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8363 params build a representative with known type and track its fields.
8365 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8367 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8368 clearing by a taken branch.
8369 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8370 effectively after bbro pass.
8371 (sync_nand<mode>): Ditto.
8372 (sync_old_<fetchop_name><mode>): Ditto.
8373 (sync_old_nand<mode>): Ditto.
8374 (sync_new_<fetchop_name><mode>): Dito.
8375 (sync_new_nand<mode>): Ditto.
8376 (sync_compare_and_swap<mode>_1): Ditto.
8377 (*sync_compare_and_swap<mode>): Ditto.
8378 (sync_lock_test_and_set<mode>_1): Ditto.
8379 ("sync_lock_test_and_set<mode>): Ditto.
8381 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8383 * hwint.h (HOST_LONG_FORMAT): New macro
8384 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8385 Use HOST_PTR_PRINTF.
8386 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8387 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8388 (HOST_PTR_PRINTF): Document.
8390 2009-08-25 Jan Hubicka <jh@suse.cz>
8392 * config/i386/bmmintrin.h: Replace by #error.
8395 Michael Meissner <michael.meissner@amd.com>
8396 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8397 Tony Linthicum <tony.linthicum@amd.com>
8399 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8400 (TARGET_ROUND): New macro for the round/ptest instructions which
8401 are shared between SSE4.1 and SSE5.
8402 (OPTION_MASK_ISA_ROUND): Ditto.
8403 (OPTION_ISA_ROUND): Ditto.
8404 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8405 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8407 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8408 (-mfused-madd): New switch to give users control over whether the
8409 compiler optimizes to use the multiply/add SSE5 instructions.
8411 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8412 (ix86_handle_option): Turn off 3dnow if -msse5.
8413 (override_options): Add SSE5 support.
8414 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8416 (ix86_expand_sse_movcc): Add SSE5 support.
8417 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8418 vector type to the next largest size.
8419 (ix86_expand_sse5_pack): New function to use pperm to pack a
8420 vector type to the next smallest size.
8421 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8422 (IX86_BUILTIN_FMADDSD): Ditto.
8423 (IX86_BUILTIN_FMADDPS): Ditto.
8424 (IX86_BUILTIN_FMADDPD): Ditto.
8425 (IX86_BUILTIN_FMSUBSS): Ditto.
8426 (IX86_BUILTIN_FMSUBSD): Ditto.
8427 (IX86_BUILTIN_FMSUBPS): Ditto.
8428 (IX86_BUILTIN_FMSUBPD): Ditto.
8429 (IX86_BUILTIN_FNMADDSS): Ditto.
8430 (IX86_BUILTIN_FNMADDSD): Ditto.
8431 (IX86_BUILTIN_FNMADDPS): Ditto.
8432 (IX86_BUILTIN_FNMADDPD): Ditto.
8433 (IX86_BUILTIN_FNMSUBSS): Ditto.
8434 (IX86_BUILTIN_FNMSUBSD): Ditto.
8435 (IX86_BUILTIN_FNMSUBPS): Ditto.
8436 (IX86_BUILTIN_FNMSUBPD): Ditto.
8437 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8438 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8439 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8440 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8441 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8442 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8443 (IX86_BUILTIN_PPERM): Ditto.
8444 (IX86_BUILTIN_PERMPS): Ditto.
8445 (IX86_BUILTIN_PERMPD): Ditto.
8446 (IX86_BUILTIN_PMACSSWW): Ditto.
8447 (IX86_BUILTIN_PMACSWW): Ditto.
8448 (IX86_BUILTIN_PMACSSWD): Ditto.
8449 (IX86_BUILTIN_PMACSWD): Ditto.
8450 (IX86_BUILTIN_PMACSSDD): Ditto.
8451 (IX86_BUILTIN_PMACSDD): Ditto.
8452 (IX86_BUILTIN_PMACSSDQL): Ditto.
8453 (IX86_BUILTIN_PMACSSDQH): Ditto.
8454 (IX86_BUILTIN_PMACSDQL): Ditto.
8455 (IX86_BUILTIN_PMACSDQH): Ditto.
8456 (IX86_BUILTIN_PMADCSSWD): Ditto.
8457 (IX86_BUILTIN_PMADCSWD): Ditto.
8458 (IX86_BUILTIN_PHADDBW): Ditto.
8459 (IX86_BUILTIN_PHADDBD): Ditto.
8460 (IX86_BUILTIN_PHADDBQ): Ditto.
8461 (IX86_BUILTIN_PHADDWD): Ditto.
8462 (IX86_BUILTIN_PHADDWQ): Ditto.
8463 (IX86_BUILTIN_PHADDDQ): Ditto.
8464 (IX86_BUILTIN_PHADDUBW): Ditto.
8465 (IX86_BUILTIN_PHADDUBD): Ditto.
8466 (IX86_BUILTIN_PHADDUBQ): Ditto.
8467 (IX86_BUILTIN_PHADDUWD): Ditto.
8468 (IX86_BUILTIN_PHADDUWQ): Ditto.
8469 (IX86_BUILTIN_PHADDUDQ): Ditto.
8470 (IX86_BUILTIN_PHSUBBW): Ditto.
8471 (IX86_BUILTIN_PHSUBWD): Ditto.
8472 (IX86_BUILTIN_PHSUBDQ): Ditto.
8473 (IX86_BUILTIN_PROTB): Ditto.
8474 (IX86_BUILTIN_PROTW): Ditto.
8475 (IX86_BUILTIN_PROTD): Ditto.
8476 (IX86_BUILTIN_PROTQ): Ditto.
8477 (IX86_BUILTIN_PROTB_IMM): Ditto.
8478 (IX86_BUILTIN_PROTW_IMM): Ditto.
8479 (IX86_BUILTIN_PROTD_IMM): Ditto.
8480 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8481 (IX86_BUILTIN_PSHLB): Ditto.
8482 (IX86_BUILTIN_PSHLW): Ditto.
8483 (IX86_BUILTIN_PSHLD): Ditto.
8484 (IX86_BUILTIN_PSHLQ): Ditto.
8485 (IX86_BUILTIN_PSHAB): Ditto.
8486 (IX86_BUILTIN_PSHAW): Ditto.
8487 (IX86_BUILTIN_PSHAD): Ditto.
8488 (IX86_BUILTIN_PSHAQ): Ditto.
8489 (IX86_BUILTIN_FRCZSS): Ditto.
8490 (IX86_BUILTIN_FRCZSD): Ditto.
8491 (IX86_BUILTIN_FRCZPS): Ditto.
8492 (IX86_BUILTIN_FRCZPD): Ditto.
8493 (IX86_BUILTIN_CVTPH2PS): Ditto.
8494 (IX86_BUILTIN_CVTPS2PH): Ditto.
8495 (IX86_BUILTIN_COMEQSS): Ditto.
8496 (IX86_BUILTIN_COMNESS): Ditto.
8497 (IX86_BUILTIN_COMLTSS): Ditto.
8498 (IX86_BUILTIN_COMLESS): Ditto.
8499 (IX86_BUILTIN_COMGTSS): Ditto.
8500 (IX86_BUILTIN_COMGESS): Ditto.
8501 (IX86_BUILTIN_COMUEQSS): Ditto.
8502 (IX86_BUILTIN_COMUNESS): Ditto.
8503 (IX86_BUILTIN_COMULTSS): Ditto.
8504 (IX86_BUILTIN_COMULESS): Ditto.
8505 (IX86_BUILTIN_COMUGTSS): Ditto.
8506 (IX86_BUILTIN_COMUGESS): Ditto.
8507 (IX86_BUILTIN_COMORDSS): Ditto.
8508 (IX86_BUILTIN_COMUNORDSS): Ditto.
8509 (IX86_BUILTIN_COMFALSESS): Ditto.
8510 (IX86_BUILTIN_COMTRUESS): Ditto.
8511 (IX86_BUILTIN_COMEQSD): Ditto.
8512 (IX86_BUILTIN_COMNESD): Ditto.
8513 (IX86_BUILTIN_COMLTSD): Ditto.
8514 (IX86_BUILTIN_COMLESD): Ditto.
8515 (IX86_BUILTIN_COMGTSD): Ditto.
8516 (IX86_BUILTIN_COMGESD): Ditto.
8517 (IX86_BUILTIN_COMUEQSD): Ditto.
8518 (IX86_BUILTIN_COMUNESD): Ditto.
8519 (IX86_BUILTIN_COMULTSD): Ditto.
8520 (IX86_BUILTIN_COMULESD): Ditto.
8521 (IX86_BUILTIN_COMUGTSD): Ditto.
8522 (IX86_BUILTIN_COMUGESD): Ditto.
8523 (IX86_BUILTIN_COMORDSD): Ditto.
8524 (IX86_BUILTIN_COMUNORDSD): Ditto.
8525 (IX86_BUILTIN_COMFALSESD): Ditto.
8526 (IX86_BUILTIN_COMTRUESD): Ditto.
8527 (IX86_BUILTIN_COMEQPS): Ditto.
8528 (IX86_BUILTIN_COMNEPS): Ditto.
8529 (IX86_BUILTIN_COMLTPS): Ditto.
8530 (IX86_BUILTIN_COMLEPS): Ditto.
8531 (IX86_BUILTIN_COMGTPS): Ditto.
8532 (IX86_BUILTIN_COMGEPS): Ditto.
8533 (IX86_BUILTIN_COMUEQPS): Ditto.
8534 (IX86_BUILTIN_COMUNEPS): Ditto.
8535 (IX86_BUILTIN_COMULTPS): Ditto.
8536 (IX86_BUILTIN_COMULEPS): Ditto.
8537 (IX86_BUILTIN_COMUGTPS): Ditto.
8538 (IX86_BUILTIN_COMUGEPS): Ditto.
8539 (IX86_BUILTIN_COMORDPS): Ditto.
8540 (IX86_BUILTIN_COMUNORDPS): Ditto.
8541 (IX86_BUILTIN_COMFALSEPS): Ditto.
8542 (IX86_BUILTIN_COMTRUEPS): Ditto.
8543 (IX86_BUILTIN_COMEQPD): Ditto.
8544 (IX86_BUILTIN_COMNEPD): Ditto.
8545 (IX86_BUILTIN_COMLTPD): Ditto.
8546 (IX86_BUILTIN_COMLEPD): Ditto.
8547 (IX86_BUILTIN_COMGTPD): Ditto.
8548 (IX86_BUILTIN_COMGEPD): Ditto.
8549 (IX86_BUILTIN_COMUEQPD): Ditto.
8550 (IX86_BUILTIN_COMUNEPD): Ditto.
8551 (IX86_BUILTIN_COMULTPD): Ditto.
8552 (IX86_BUILTIN_COMULEPD): Ditto.
8553 (IX86_BUILTIN_COMUGTPD): Ditto.
8554 (IX86_BUILTIN_COMUGEPD): Ditto.
8555 (IX86_BUILTIN_COMORDPD): Ditto.
8556 (IX86_BUILTIN_COMUNORDPD): Ditto.
8557 (IX86_BUILTIN_COMFALSEPD): Ditto.
8558 (IX86_BUILTIN_COMTRUEPD): Ditto.
8559 (IX86_BUILTIN_PCOMEQUB): Ditto.
8560 (IX86_BUILTIN_PCOMNEUB): Ditto.
8561 (IX86_BUILTIN_PCOMLTUB): Ditto.
8562 (IX86_BUILTIN_PCOMLEUB): Ditto.
8563 (IX86_BUILTIN_PCOMGTUB): Ditto.
8564 (IX86_BUILTIN_PCOMGEUB): Ditto.
8565 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8566 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8567 (IX86_BUILTIN_PCOMEQUW): Ditto.
8568 (IX86_BUILTIN_PCOMNEUW): Ditto.
8569 (IX86_BUILTIN_PCOMLTUW): Ditto.
8570 (IX86_BUILTIN_PCOMLEUW): Ditto.
8571 (IX86_BUILTIN_PCOMGTUW): Ditto.
8572 (IX86_BUILTIN_PCOMGEUW): Ditto.
8573 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8574 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8575 (IX86_BUILTIN_PCOMEQUD): Ditto.
8576 (IX86_BUILTIN_PCOMNEUD): Ditto.
8577 (IX86_BUILTIN_PCOMLTUD): Ditto.
8578 (IX86_BUILTIN_PCOMLEUD): Ditto.
8579 (IX86_BUILTIN_PCOMGTUD): Ditto.
8580 (IX86_BUILTIN_PCOMGEUD): Ditto.
8581 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8582 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8583 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8584 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8585 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8586 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8587 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8588 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8589 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8590 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8591 (IX86_BUILTIN_PCOMEQB): Ditto.
8592 (IX86_BUILTIN_PCOMNEB): Ditto.
8593 (IX86_BUILTIN_PCOMLTB): Ditto.
8594 (IX86_BUILTIN_PCOMLEB): Ditto.
8595 (IX86_BUILTIN_PCOMGTB): Ditto.
8596 (IX86_BUILTIN_PCOMGEB): Ditto.
8597 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8598 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8599 (IX86_BUILTIN_PCOMEQW): Ditto.
8600 (IX86_BUILTIN_PCOMNEW): Ditto.
8601 (IX86_BUILTIN_PCOMLTW): Ditto.
8602 (IX86_BUILTIN_PCOMLEW): Ditto.
8603 (IX86_BUILTIN_PCOMGTW): Ditto.
8604 (IX86_BUILTIN_PCOMGEW): Ditto.
8605 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8606 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8607 (IX86_BUILTIN_PCOMEQD): Ditto.
8608 (IX86_BUILTIN_PCOMNED): Ditto.
8609 (IX86_BUILTIN_PCOMLTD): Ditto.
8610 (IX86_BUILTIN_PCOMLED): Ditto.
8611 (IX86_BUILTIN_PCOMGTD): Ditto.
8612 (IX86_BUILTIN_PCOMGED): Ditto.
8613 (IX86_BUILTIN_PCOMFALSED): Ditto.
8614 (IX86_BUILTIN_PCOMTRUED): Ditto.
8615 (IX86_BUILTIN_PCOMEQQ): Ditto.
8616 (IX86_BUILTIN_PCOMNEQ): Ditto.
8617 (IX86_BUILTIN_PCOMLTQ): Ditto.
8618 (IX86_BUILTIN_PCOMLEQ): Ditto.
8619 (IX86_BUILTIN_PCOMGTQ): Ditto.
8620 (IX86_BUILTIN_PCOMGEQ): Ditto.
8621 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8622 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8623 (enum multi_arg_type): New enum for describing the various SSE5
8624 intrinsic argument types.
8625 (bdesc_multi_arg): New table for SSE5 intrinsics.
8626 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8627 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8629 (ix86_expand_builtin): Add SSE5 intrinsic support.
8630 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8631 operand instructions.
8632 (ix86_expand_sse5_multiple_memory): New function to split the
8633 second memory reference from SSE5 instructions.
8634 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8635 (ix86_return_pops_args): Use stdarg_p to determine if the function
8636 has variable arguments.
8637 (ix86_setup_incoming_varargs): Ditto.
8638 (x86_this_parameter): Ditto.
8640 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8642 (ix86_expand_sse5_pack): Ditto.
8643 (ix86_sse5_valid_op_p): Ditto.
8644 (ix86_expand_sse5_multiple_memory): Ditto.
8646 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8647 constant for SSE5 support.
8648 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8649 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8650 (UNSPEC_SSE5_PERMUTE): Ditto.
8651 (UNSPEC_SSE5_ASHIFT): Ditto.
8652 (UNSPEC_SSE5_LSHIFT): Ditto.
8653 (UNSPEC_FRCZ): Ditto.
8654 (UNSPEC_CVTPH2PS): Ditto.
8655 (UNSPEC_CVTPS2PH): Ditto.
8656 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8658 (COM_FALSE_S): Ditto.
8659 (COM_FALSE_P): Ditto.
8660 (COM_TRUE_S): Ditto.
8661 (COM_TRUE_P): Ditto.
8662 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8663 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8665 (memory attribute): Ditto.
8666 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8667 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8668 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8669 (floor<mode>2): Ditto.
8670 (ceil<mode>2): Ditto.
8671 (btrunc<mode>2): Ditto.
8672 (nearbyintdf2): Ditto.
8673 (nearbyintsf2): Ditto.
8674 (sse_setccsf): Disable if SSE5.
8675 (sse_setccdf): Ditto.
8676 (sse5_setcc<mode>): New support for SSE5 conditional move.
8677 (sse5_pcmov_<mode>): Ditto.
8679 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8681 (SSEMODEF2P): Ditto.
8682 (ssemodesuffixf4): New mode attribute for SSE5.
8683 (ssemodesuffixf2s): Ditto.
8684 (ssemodesuffixf2c): Ditto.
8685 (sserotatemax): Ditto.
8686 (ssescalarmode): Ditto.
8687 (sse_maskcmpv4sf3): Disable if SSE5.
8688 (sse_maskcmpv2df3): Ditto.
8689 (sse_vmmaskcmpv4sf3): Ditto.
8690 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8691 (sse5_vmfmadd<mode>4): Ditto.
8692 (sse5_fmsub<mode>4): Ditto.
8693 (sse5_vmfmsub<mode>4): Ditto.
8694 (sse5_fnmadd<mode>4): Ditto.
8695 (sse5_vmfnmadd<mode>4): Ditto.
8696 (sse5_fnmsub<mode>4): Ditto.
8697 (sse5_vmfnmsub<mode>4): Ditto.
8698 (sse5i_fmadd<mode>4): Ditto.
8699 (sse5i_fmsub<mode>4): Ditto.
8700 (sse5i_fnmadd<mode>4): Ditto.
8701 (sse5i_fnmsub<mode>4): Ditto.
8702 (sse5i_vmfmadd<mode>4): Ditto.
8703 (sse5i_vmfmsub<mode>4): Ditto.
8704 (sse5i_vmfnmadd<mode>4): Ditto.
8705 (sse5i_vmfnmsub<mode>4): Ditto.
8706 (mulv16qi3): Add SSE5 support.
8708 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8709 (sse2_mulv4si3): Disable if SSE5.
8710 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8711 (sse4_1_roundps): Ditto.
8712 (sse4_1_roundsd): Ditto.
8713 (sse4_1_roundss): Ditto.
8714 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8716 (sse_maskcmpsf3): Ditto.
8717 (sse_vmmaskcmpv4sf3): Ditto.
8718 (sse2_maskcmpv2df3): Ditto.
8719 (sse2_maskcmpdf3): Ditto.
8720 (sse2_vmmaskcmpv2df3): Ditto.
8721 (sse2_eq<mode>3): Ditto.
8722 (sse2_gt<mode>3): Ditto.
8723 (sse5_pcmov_<mode>): Add SSE5 support.
8724 (vec_unpacku_hi_v16qi): Ditto.
8725 (vec_unpacks_hi_v16qi): Ditto.
8726 (vec_unpacku_lo_v16qi): Ditto.
8727 (vec_unpacks_lo_v16qi): Ditto.
8728 (vec_unpacku_hi_v8hi): Ditto.
8729 (vec_unpacks_hi_v8hi): Ditto.
8730 (vec_unpacku_lo_v8hi): Ditto.
8731 (vec_unpacks_lo_v8hi): Ditto.
8732 (vec_unpacku_hi_v4si): Ditto.
8733 (vec_unpacks_hi_v4si): Ditto.
8734 (vec_unpacku_lo_v4si): Ditto.
8735 (vec_unpacks_lo_v4si): Ditto.
8736 (sse5_pmacsww): New SSE5 intrinsic insn.
8737 (sse5_pmacssww): Ditto.
8738 (sse5_pmacsdd): Ditto.
8739 (sse5_pmacssdd): Ditto.
8740 (sse5_pmacssdql): Ditto.
8741 (sse5_pmacssdqh): Ditto.
8742 (sse5_pmacsdqh): Ditto.
8743 (sse5_pmacsswd): Ditto.
8744 (sse5_pmacswd): Ditto.
8745 (sse5_pmadcsswd): Ditto.
8746 (sse5_pmadcswd): Ditto.
8747 (sse5_pcmov_<move>): Conditional move support on SSE5.
8748 (sse5_phaddbw): New SSE5 intrinsic insn.
8749 (sse5_phaddbd): Ditto.
8750 (sse5_phaddbq): Ditto.
8751 (sse5_phaddwd): Ditto.
8752 (sse5_phaddwq): Ditto.
8753 (sse5_phadddq): Ditto.
8754 (sse5_phaddubw): Ditto.
8755 (sse5_phaddubd): Ditto.
8756 (sse5_phaddubq): Ditto.
8757 (sse5_phadduwd): Ditto.
8758 (sse5_phadduwq): Ditto.
8759 (sse5_phaddudq): Ditto.
8760 (sse5_phsubbw): Ditto.
8761 (sse5_phsubwd): Ditto.
8762 (sse5_phsubdq): Ditto.
8763 (sse5_pperm): Ditto.
8764 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8765 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8766 (sse5_pperm_sign_v8hi_v4si): Ditto.
8767 (sse5_pperm_zero_v8hi_v4si): Ditto.
8768 (sse5_pperm_sign_v4si_v2di): Ditto.
8769 (sse5_pperm_sign_v4si_v2di): Ditto.
8770 (sse5_pperm_pack_v2di_v4si): Ditto.
8771 (sse5_pperm_pack_v4si_v8hi): Ditto.
8772 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8773 (sse5_perm<mode>): New SSE5 intrinsic insn.
8774 (rotl<mode>3): Ditto.
8775 (sse5_rotl<mode>3): Ditto.
8776 (sse5_ashl<mode>3): Ditto.
8777 (sse5_lshl<mode>3): Ditto.
8778 (sse5_frcz<mode>2): Ditto.
8779 (sse5s_frcz<mode>2): Ditto.
8780 (sse5_cvtph2ps): Ditto.
8781 (sse5_cvtps2ph): Ditto.
8782 (sse5_vmmaskcmp<mode>3): Ditto.
8783 (sse5_com_tf<mode>3): Ditto.
8784 (sse5_maskcmp<mode>3): Ditto.
8785 (sse5_maskcmp_uns<mode>3): Ditto.
8786 (sse5_maskcmp_uns2<mode>3): Ditto.
8787 (sse5_pcom_tf<mode>3): Ditto.
8789 * config/i386/predicates.md (sse5_comparison_float_operator):
8790 New predicate to match the comparison operators supported by
8791 the SSE5 com instruction.
8792 (ix86_comparison_int_operator): New predicate to match just the
8793 signed int comparisons.
8794 (ix86_comparison_uns_operator): New predicate to match just the
8795 unsigned int comparisons.
8797 * doc/invoke.texi (-msse5): Add documentation.
8798 (-mfused-madd): Ditto.
8800 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8802 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8804 (x86_64-*-*): Ditto.
8806 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8808 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8809 intrinisics for SSE5.
8811 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8814 * config/i386/mmintrin-common.h: New file, to contain common
8815 instructions between SSE4.1 and SSE5.
8817 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8818 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8819 (gen_regparm_prefix): Ditto.
8821 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8822 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8823 prototype_p to determine if a function is prototyped.
8825 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8827 * c-common.c (c_common_reswords) add the alignof keyword,
8828 with same RID as __alignof and __alignof__
8830 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8832 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8833 * hooks.c (hook_bool_const_int_const_int_true): New function.
8834 * target.h (struct gcc_target): Add can_eliminate field.
8835 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8836 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8837 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8838 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8839 (elim_table): Revise comment.
8840 * system.h (CAN_ELIMINATE): Poison.
8841 * defaults.h (CAN_ELIMINATE): Remove.
8842 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8844 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8845 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8847 (alpha_vms_can_eliminate): Declare as static, change return type to
8849 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8851 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8852 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8853 (arm_can_eliminate): New function.
8855 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8856 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8857 (avr_can_eliminate): Declare as static.
8858 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8860 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8861 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8862 (bfin_can_eliminate): New function.
8864 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8865 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8866 (crx_can_eliminate): New function.
8868 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8869 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8870 (fr30_can_eliminate): New function.
8872 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8873 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8874 (frv_can_eliminate): New function.
8876 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8877 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8878 (h8300_can_eliminate): New function.
8880 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8881 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8882 (i386_can_eliminate): Declare as static, change return type to bool.
8883 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8885 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8886 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8887 (ia64_can_eliminate): New function.
8889 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8890 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8891 (iq2000_can_eliminate): New function.
8893 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8894 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8895 (m32r_can_eliminate): New function.
8897 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8898 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8899 (m68hc11_can_eliminate): New function.
8901 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8902 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8903 (m68k_can_eliminate): New function.
8905 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8906 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8907 (mep_can_eliminate): New function.
8909 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8910 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8911 (mips_can_eliminate): New function.
8913 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8914 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8915 (rs6000_can_eliminate): New function.
8917 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8918 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8919 (s390_can_eliminate): Declare as static.
8920 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8922 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8923 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8924 (score_can_eliminate): New function.
8926 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8927 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8928 (sparc_can_eliminate): Declare as static.
8929 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8931 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8932 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8933 (xstormy16_can_eliminate): New function.
8935 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8936 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8937 (v850_can_eliminate): New function.
8939 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8941 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8942 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8943 (*movdfcc_ext[1234]): Disable for IEEE mode.
8945 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8947 * gimplify.c (prepare_gimple_addressable): New static function.
8948 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8950 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8951 manually fiddling with it.
8953 2009-08-25 Michael Matz <matz@suse.de>
8955 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8956 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8958 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8959 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8960 (do_jump): Split out code for simple binary comparisons into ...
8961 (do_jump_1): ... this, taking the individual operands and code.
8962 Change callers to helper function above accordingly.
8963 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8966 2009-08-25 Michael Matz <matz@suse.de>
8968 * expr.h (struct separate_ops, sepops): New type for passing
8969 around an exploded simple expression.
8970 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8971 Use this structure instead of expression tree.
8972 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8973 expression, only its type.
8974 (expand_vec_cond_expr): Take type and individual operands instead
8976 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8977 expand_vec_shift_expr): Change prototype accordingly.
8978 * tree-vect-stmts.c (vectorizable_condition): Change call of
8979 expand_vec_cond_expr_p to pass only type.
8980 * expr.c (do_store_flags): Change prototype and implementation
8981 to take an exploded expression.
8982 (expand_expr_real_1): New local ops initialized with details
8983 of the full expression. Use it instead of full
8984 expression in calls to do_store_flags, expand_vec_cond_expr,
8985 expand_widen_pattern_expr and expand_vec_shift_expr.
8987 2009-08-25 Michael Matz <matz@suse.de>
8989 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8990 treeop2 initialized with first three operands of the full expression.
8991 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8993 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8995 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8996 (__gthread_objc_condition_allocate): Mark arguments as unused.
8997 (__gthread_objc_condition_deallocate): Likewise.
8998 (__gthread_objc_condition_wait): Likewise.
8999 (__gthread_objc_condition_broadcast): Likewise.
9000 (__gthread_objc_condition_signal): Likewise.
9001 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9002 (__gthread_objc_thread_id): Likewise.
9004 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9007 * tree-pretty-print.c (print_call_name): Print the correct call name
9008 for procedure pointer components.
9010 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9012 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9013 default_promote_function_mode when not VMS.
9015 2009-08-24 Olivier Hainque <hainque@adacore.com>
9017 * convert.c (convert_to_integer): Don't assume an input pointer is
9018 POINTER_SIZE wide. Fetch from the type instead.
9020 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9022 * configure.ac (AC_PREREQ): Bump to 2.64.
9024 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9026 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9027 (process_command): Don't search standard_exec_prefix_1 and
9028 standard_exec_prefix_2.
9030 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9032 * config/arm/arm.c (output_return_instruction): Handle for
9035 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9037 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9039 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9041 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9042 (*arm_movdf_vfp): Likewise.
9044 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9046 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9047 (vashr<mode>3): Rename from ashr<mode>3.
9048 (vlshr<mode>3): Rename from lshr<mode>3.
9050 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9053 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9054 (check_format_info_main): Use scalar_identify_flag.
9055 (check_format_types): Check for scalar size identity if
9056 scalar_identify_flag is set.
9057 (printf_length_specs): Extend by new field.
9058 (asm_fprintf_length_specs): Likewise.
9059 (gcc_diag_length_specs): Likewise.
9060 (scanf_length_specs): Likewise.
9061 (strfmon_length_specs): Likewise.
9062 (gcc_gfc_length_specs): Likewise.
9063 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9064 (ms_printf_flag_specs): Likewise.
9065 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9067 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9070 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9071 (*call_value_pop_1): Ditto.
9072 (*sibcall_pop_1): New insn pattern.
9073 (*sibcall_value_pop_1): Ditto.
9075 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9078 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9081 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9084 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9085 (get_reg_use_in): New function.
9086 (forward_propagate_subreg): Propagate through subreg of zero_extend
9089 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9091 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9092 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9094 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9096 * configure.ac: Remove --with-datarootdir, --with-docdir,
9097 --with-htmldir switches. No need to call AC_SUBST for
9098 datarootdir, docdir, htmldir any more.
9099 * configure: Regenerate.
9100 * doc/install.texi (Configuration): Document --datarootdir,
9101 --docdir, --htmldir, --pdfdir; update documentation for
9102 --infodir, --mandir.
9103 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9106 * aclocal.m4: Regenerate.
9107 * config.in: Regenerate.
9108 * configure: Regenerate.
9110 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9111 Olivier Hainque <hainque@adacore.com>
9113 * config/ia64/ia64.c: Include libfuncs.h.
9114 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9115 (ia64_expand_call): Use reg 25 on VMS.
9116 (ia64_initialize_trampoline): Fix for VMS ABI.
9117 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9118 (ia64_function_arg): Initialize reg 25 on VMS.
9119 Fix OpenVMS ABI issues for varargs.
9120 For OpenVMS, emit the Argument Information register set in the
9121 incoming/sibcall case as well.
9122 (ia64_arg_type): New function.
9123 (ia64_function_arg_advance): Keep track of cum->words.
9124 Fix OpenVMS ABI issues for varargs.
9125 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9126 (ia64_override_options): Set flag_no_common on VMS.
9127 (ia64_init_builtins): Disable FWRITE builtin.
9128 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9129 (ia64_vms_init_libfuncs): Add decc$ routines.
9130 (ia64_vms_valid_pointer_mode): New function.
9131 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9132 (ia64_promote_function_mode): New function
9133 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9134 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9135 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9136 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9137 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9138 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9139 Suppress trailing '#' if VALUE is numeric.
9140 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9141 ia64_promote_function_mode.
9142 (TARGET_VALID_POINTER_MODE): Define.
9144 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9147 * config/rs6000/rs6000.c (rs6000_override_options): Use
9148 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9151 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9152 reporting of vector + decimal/boolean/complex error.
9154 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9156 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9157 __vector double TYPE_DECL.
9159 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9161 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9162 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9163 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9164 to pointer to enum machine_mode. Update all callers as needed.
9166 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9168 * config/alpha/alpha.md (exception_receiver): Emit alternative
9169 GP load sequence if flag_reorder_blocks_and_partition is set.
9170 (*exception_receiver_2): Also enable when
9171 flag_reorder_blocks_and_partition is set.
9173 2009-08-20 Matt Rice <ratmice@gmail.com>
9174 Diego Novillo <dnovillo@google.com>
9176 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9179 2009-08-20 Richard Guenther <rguenther@suse.de>
9181 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9182 * c-tree.h (c_dup_lang_specific_decl): Remove.
9183 (struct lang_decl, struct lang_type): Move definitions ...
9184 * c-lang.h: ... here. New file.
9185 * c-decl.c: Include c-lang.h.
9186 (c_dup_lang_specific_decl): Remove.
9187 * c-typeck.c: Include c-lang.h.
9188 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9189 (c-typeck.o): Likewise.
9190 * c-config-lang.in (gtfiles): Add c-lang.h.
9191 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9194 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9196 * config/alpha/alpha.c (alpha_end_function): Do not clear
9197 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9198 this is now handled in generic code.
9200 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9202 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9203 (s390_z10_fix_long_loop_prediction): New function.
9204 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9205 (s390_reorg): Walk over the INSNs and invoke
9206 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9208 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9210 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9211 "*brx_64bit", "*brx_31bit"): New patterns.
9212 * config/s390/s390.c ('E'): New output modifier.
9214 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9215 Richard Earnshaw <richard.earnshaw@arm.com>
9217 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9218 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9220 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9222 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9224 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9225 for mode mode of operand0 when doing secondary reload for SAR.
9227 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9230 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9231 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9233 2009-08-19 Jason Merrill <jason@redhat.com>
9235 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9236 supported template depth in C++0x.
9238 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9240 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9241 free_after_compilation.
9242 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9243 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9244 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9245 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9246 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9247 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9248 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9250 2009-08-19 Ian Lance Taylor <iant@google.com>
9252 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9253 of (plus (mult (neg B) C) A).
9255 2009-08-18 Michael Matz <matz@suse.de>
9257 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9258 instead of comparing TYPE_MAIN_VARIANT for equality.
9259 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9260 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9261 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9262 * gimplify.c (goa_lhs_expr_p): Ditto and use
9263 STRIP_USELESS_TYPE_CONVERSION.
9265 2009-08-18 Michael Matz <matz@suse.de>
9267 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9268 first field in a struct.
9269 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9271 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9273 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9274 locators before emit_insn is called. Remove assert that
9276 (alpha_end_function): Clear crtl->emit structure and free insn
9277 locators if cfun->is_thunk is true.
9279 2009-08-18 Jason Merrill <jason@redhat.com>
9281 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9283 * configure.ac: Test for it.
9284 * configure, config.in: Regenerate.
9285 * doc/install.texi: Document --enable-gnu-unique-object.
9287 2009-08-18 Richard Guenther <rguenther@suse.de>
9290 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9291 pow(x,y*z) only if x is nonnegative.
9293 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9295 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9299 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9300 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9302 2009-08-17 DJ Delorie <dj@redhat.com>
9304 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9305 * config/m32c/prologue.md (epilogue_freit): New.
9307 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9308 (bank_switch_p): Likewise.
9309 (fast_interrupt_p): Likewise.
9310 (interrupt_p): Likewise.
9311 (m32c_conditional_register_usage): Round memregs size up.
9312 (need_to_save): We only need to save $a0 when we use ENTER.
9313 (interrupt_p): Check for fast_interrupt too.
9314 (bank_switch_p): New.
9315 (fast_interrupt_p): New.
9316 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9317 (m32c_emit_prolog): Support bank switching and fast interrupts.
9318 * doc/extend.texi (Function Attributes): Add bank_switch and
9321 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9323 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9324 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9326 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9328 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9329 (menu): Add IA-64/VMS Options.
9330 (IA-64/VMS Options): Likewise.
9332 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9335 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9337 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9339 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9340 (mips_pop_asm_switch): Likewise.
9341 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9343 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9344 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9345 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9346 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9347 instead of set_noreorder.
9348 (mips_output_function_prologue): Use the new functions.
9349 (mips_output_function_epilogue): Likewise.
9350 (mips_need_noat_wrapper_p): New function, split out from...
9351 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9352 Use mips_push_asm_switch and mips_pop_asm_switch.
9353 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9354 and mips_pop_asm_switch.
9355 (ASM_OUTPUT_REG_POP): Likewise.
9356 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9357 Use mips_pop_asm_switch.
9358 (mips_asm_switch): New structure.
9359 (set_noreorder, set_nomacro): Replace with...
9360 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9361 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9362 instead of set_nomacro.
9363 (fix_truncsfsi2_macro): Likewise.
9364 (cprestore): Likewise.
9365 (hazard): Use mips_noreorder instead of set_noreorder.
9366 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9368 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9370 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9371 from prev_active_insn.
9373 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9375 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9376 * config/avr/avr.c (avr_override_options): Initialize
9377 avr_current_arch variable.
9378 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9379 __AVR_HAVE_16BIT_SP__ according to the device type.
9380 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9382 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9383 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9385 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9388 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9389 generating inlined subroutine die only. We shouldn't be
9390 called for anything else.
9391 (gen_block_die): Don't generate inline subroutine debug info for
9394 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9396 * graphite-poly.c (print_pbb): Print PBB index.
9398 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9401 * graphite-interchange.c (ppl_max_for_le): Moved...
9402 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9403 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9404 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9405 * graphite-ppl.h (ppl_max_for_le): Declared.
9407 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9409 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9410 supported on all platforms.
9411 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9412 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9413 * c-pragma.c: Likewise.
9414 * target-def.h (TARGET_INITIALIZER): Remove
9415 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9416 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9418 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9420 * config/ia64/fde-vms.c: New file.
9421 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9422 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9423 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9424 (uw_frame_state_for): Only register a personality routine if it is
9425 known to be compatible with our expectations.
9426 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9427 Declare unw_table_entry stack variable and
9428 mod all calls to _Unwind_FindTableEntry to add arg.
9429 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9430 (_Unwind_FindTableEntry): Add arg to prototype.
9432 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9434 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9435 field 'signal_pfs_loc'.
9436 (uw_frame_state_for): Remove duplicate code dealing with leaf
9437 procedures without unwind info.
9438 If in the frame after unwinding through a signal handler, restore
9439 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9440 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9441 'pfs_loc' to the AR.PFS location in the signal context; instead
9442 set 'signal_pfs_loc'.
9443 Manually generate the unwind info for the AR.PFS register.
9444 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9445 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9446 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9447 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9448 instead set 'signal_pfs_loc'.
9449 Remove code preventing the AR.PFS register from being restored
9450 from the signal context.
9452 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9453 Tristan Gingold <gingold@adacore.com>
9455 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9456 * config/ia64/t-vms: New file.
9457 * config/ia64/vms64.h: New file.
9458 * config/ia64/vms.h: New file.
9459 * config/ia64/vms-crtinit.asm: New file.
9460 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9461 * config/ia64/vms-unwind.h: New file.
9463 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9465 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9468 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9473 * real.h (do_mpc_arg2): ... here.
9474 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9477 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9479 * final.c (add_debug_prefix_map): Don't use GC memory for
9480 old_prefix and new_prefix.
9482 2009-08-14 Richard Guenther <rguenther@suse.de>
9484 * ipa-prop.c (compute_complex_pass_through): If we cannot
9485 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9487 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9489 * c-lex.c (c_lex_with_flags): Increase size of local variable
9490 to avoid memory clobber.
9492 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9495 * config/i386/i386.c (ix86_fp_comparison_strategy):
9496 Only enable/disable sahf at function granularity.
9498 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9500 PR rtl-optimization/41064
9501 * reload1.c (reload_as_needed): Don't call extract_insn
9502 for known invalid replacements after calling
9503 validate_replace_rtx_group and verify_changes.
9505 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9508 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9509 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9510 ix86_expand_fp_vcond.
9511 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9512 Assert that operation is supported by ix86_expand_int_vcond.
9513 (vcondu<SSEMODE124C8:mode>): Ditto.
9515 2009-08-13 DJ Delorie <dj@redhat.com>
9517 * config/i386/djgpp-stdint.h: New.
9518 * config.gcc (djgpp): Use it.
9520 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9522 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9523 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9525 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9527 * tree-ssa-loop-prefetch.c
9528 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9529 for long-stride pruning.
9530 (compute_miss_rate): New function to compute the probability
9531 that two memory references access different cache lines.
9533 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9535 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9537 2009-08-13 Richard Guenther <rguenther@suse.de>
9540 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9541 use the constant pointer type.
9542 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9543 of CV qualifiers on the target pointer type.
9544 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9545 conversion check before restrict check.
9547 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9550 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9552 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9554 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9556 2009-08-12 Richard Guenther <rguenther@suse.de>
9558 PR tree-optimization/41011
9559 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9560 and reference constructing.
9562 2009-08-12 Xinliang David Li <davidxl@google.com>
9564 PR tree-optimization/41012
9565 * tree-flow.h : New external interface.
9566 * gimple-low.c (check_call_arg): Change to public function.
9567 Remove argument mismatch check in lowering.
9568 * tree-inline.h (tree_can_inline_p): Interface change.
9569 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9571 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9572 Call change to tree_can_inline_p function.
9573 (cgraph_decide_inlining_incrementally): Ditto.
9575 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9577 PR tree-optimization/41031
9578 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9579 on the partition variable rather than promote_mode on the source
9580 type. Assert that the partition variable's type has the same
9581 mode as the source value's.
9583 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9585 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9586 for for_return == 2.
9587 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9589 * calls.c (expand_call): Fix typo.
9590 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9592 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9594 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9595 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9596 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9597 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9599 2009-08-12 Andrew Haley <aph@redhat.com>
9601 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9603 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9606 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9608 2009-08-12 Richard Guenther <rguenther@suse.de>
9610 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9611 * gimplify.c (gimplify_modify_expr): Do not use
9612 lang_hooks.types_compatible_p.
9613 * tree-ssa.c (useless_type_conversion_p): For aggregates
9614 just return false if the canonical types differ.
9616 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9619 * sese.c (convert_for_phi_arg): New.
9620 (add_guard_exit_phis): Use convert_for_phi_arg.
9622 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9624 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9625 unknown subscript upper bounds.
9627 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9628 Pranav Garg <pranav.garg2107@gmail.com>
9630 * graphite-interchange.c (gather_access_strides): Removed.
9631 (ppl_max_for_le): New.
9632 (build_linearized_memory_access): New.
9633 (memory_stride_in_loop): New.
9634 (pbb_interchange_profitable_p): Reimplemented.
9635 * graphite-ppl.h (ppl_new_id_map): New.
9636 (ppl_interchange): New.
9638 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9640 * graphite-interchange.c (compute_subscript): Removed.
9641 (compute_array_size_cstr): Removed.
9642 (compute_array_size_poly): Removed.
9643 (compute_array_size): Removed.
9644 (gather_access_strides_poly): Removed.
9645 (gather_access_strides): Empty.
9647 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9649 * graphite-dependences.c (dependence_polyhedron_1): Replace
9650 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9651 (graphite_legal_transform_dr): Same.
9652 (graphite_carried_dependence_level_k): Same.
9653 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9654 Initialize PDR_NB_SUBSCRIPTS.
9655 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9657 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9658 (PDR_NB_SUBSCRIPTS): New.
9659 (pdr_nb_subscripts): Removed.
9660 (pdr_dim): Simplified.
9661 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9662 with PDR_NB_SUBSCRIPTS.
9664 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9666 * graphite-interchange.c (compute_array_size): Remove use of
9668 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9669 Do not initialize PDR_DATA_CONTAINER.
9670 (print_pdr): Do not print PDR_DATA_CONTAINER.
9671 * graphite-poly.h (struct poly_dr): Remove data_container field.
9672 (PDR_DATA_CONTAINER): Removed.
9673 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9675 (build_poly_dr): Same.
9677 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9678 Sebastian Pop <sebastian.pop@amd.com>
9680 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9681 copy of the dependence polyhedron. Free the temporary objects.
9682 (graphite_carried_dependence_level_k): Free unused objects before
9685 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9687 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9688 Early return without analyzing the data dependences if no
9689 transform has been done. Call restore_scattering if the transform
9691 (graphite-interchange.c): Same.
9692 * graphite-poly.c (print_scattering_function): Test for
9694 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9695 (apply_poly_transforms): Do not gcc_assert that
9696 the transform is legal.
9697 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9698 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9699 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9700 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9701 * graphite-poly.h (struct poly_scattering): New.
9702 (struct poly_bb): Add original, transformed, and saved fields.
9703 Remove transformed_scattering, original_scattering,
9704 nb_local_variables and nb_scattering_transform fields.
9705 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9706 (poly_scattering_new): New.
9707 (poly_scattering_free): New.
9708 (poly_scattering_copy): New.
9709 (store_scattering_pbb): New.
9710 (store_scattering): New.
9711 (restore_scattering_pbb): New.
9712 (restore_scattering): New.
9713 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9714 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9716 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9718 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9721 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9723 * Makefile.in (graphite.o): Depends on PREDICT_H.
9724 * graphite.c: Include predict.h.
9725 (graphite_finalize): Call tree_estimate_probability.
9726 * predict.c (predict_loops): Do not call scev_initialize and
9728 (tree_estimate_probability_bb): New.
9729 (tree_estimate_probability): Do not initialize loops: move that
9730 code to the driver. Call tree_estimate_probability_bb.
9731 (tree_estimate_probability_driver): New.
9732 (pass_profile): Use tree_estimate_probability_driver.
9733 * predict.h (tree_estimate_probability): Declared.
9735 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9737 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9738 * graphite-dependences.c (graphite_legal_transform): Add time to
9739 TV_GRAPHITE_DATA_DEPS.
9740 (dependency_between_pbbs_p): Same.
9741 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9743 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9745 PR rtl-optimization/41033
9746 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9747 aliasing is disabled.
9749 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9751 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9752 si_mask_operand, and_load_operand, low_bitmask_operand,
9753 and_reg_operand, and_operand): New predicates.
9754 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9755 * config/mips/mips.c (and_operands_ok): New function.
9756 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9757 * config/mips/mips.md (move_type): Add ext_ins and logical.
9758 (type): Handle them.
9759 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9760 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9761 shift_shift. Remove commutative constraint modifier.
9762 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9764 (*clear_upper32_dext): Remove define_insn_and_split.
9765 (*clear_upper32): Turn this define_insn_and_split ...
9766 (splitter for ANDing register with 0xffff_ffff): .. into this.
9768 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9770 * combine.c (try_widen_shift_mode): Factor out code to check if an
9771 integer constant is a low-order bitmask from here ...
9772 * rtlanal.c (low_bitmask_len): ... to here.
9773 * rtl.h (low_bitmask_len): Declare.
9775 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9778 * config/alpha/alpha.md (addsi3): Remove expander.
9779 (addsi3): Rename from *addsi3_internal insn pattern.
9780 (subsi3): Remove expander.
9781 (subsi3): Rename from *subsi3_internal insn pattern.
9783 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9785 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9788 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9789 Eric Botcazou <botcazou@adacore.com>
9790 Douglas B Rupp <rupp@gnat.com>
9792 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9793 that records that fit in 64 bits are returned by immediate value,
9794 as required by OpenVMS Calling Standard.
9795 (function_value): Adjust for above modification.
9796 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9797 virtual_incoming_args_rtx as base object, not next_arg.
9798 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9800 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9802 * reload.c (find_reloads_subreg_address): Check the original
9803 req_equiv_mem address to detect the case where an address is
9804 not valid in the outer mode.
9806 2009-08-11 Richard Guenther <rguenther@suse.de>
9809 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9811 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9813 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9814 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9816 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9817 Douglas B Rupp <rupp@gnat.com>
9819 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9820 PT_STACK when frame_pointer_needed on OpenVMS.
9821 (alpha_pv_save_size, alpha_using_fp): Remove.
9822 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9823 with proper processing for PT_NULL.
9824 (alpha_vms_initial_elimination_offset): New function. Support for
9825 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9826 (alpha_sa_size): Force procedure type to PT_STACK when
9827 frame_pointer_needed on OpenVMS.
9828 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9829 (alpha_using_fp): Likewise.
9830 (alpha_vms_can_eliminate): Add prototype.
9831 (alpha_vms_initial_elimination_offset): Likewise.
9832 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9833 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9835 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9836 Douglas B Rupp <rupp@gnat.com>
9838 * config/alpha/alpha.c (common_object_handler): New function.
9839 (vms_attribute_table): Declare a single attribute "common_object".
9840 (vms_output_aligned_decl_common): New global function.
9841 (SECTION_VMS_OVERLAY): Delete.
9842 (SECTION_VMS_GLOBAL): Likewise.
9843 (SECTION_VMS_INITIALIZE): Likewise.
9844 (vms_asm_named_section): Remove support for above flags.
9845 (vms_section_type_flags): Delete.
9846 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9847 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9848 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9849 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9851 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9854 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9855 (sub_ddmmss): Likewise.
9857 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9860 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9863 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9866 * reload1.c (reload_as_needed): Use cancel_changes to completely
9867 undo a failed replacement attempt.
9869 2009-08-10 Richard Guenther <rguenther@suse.de>
9872 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9873 (useless_type_conversion_p): ... here. Require pointer targets
9876 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9879 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9880 loose the original type of the statement list.
9882 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9884 * config/alpha/alpha.c: Include libfuncs.h
9885 (avms_asm_output_extern): New function.
9886 (alpha_init_libfuncs): Init some decc libfuncs.
9887 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9888 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9889 (DO_CRTL_NAMES): Define.
9891 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9892 (LONG_TYPE_SIZE): Define.
9893 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9894 (SUBTARGET_SWITCHES): Define malloc64 switch.
9895 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9896 (MASK_RETURN_ADDR): Define.
9897 doc/invoke.texi (mmalloc64): Document switch.
9899 2009-08-09 Olivier Hainque <hainque@adacore.com>
9900 Douglas B Rupp <rupp@gnat.com>
9902 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9903 uses_condition_handler.
9904 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9905 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9906 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9907 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9908 (code_for_builtin): New insn codes for the new alpha_builtins.
9909 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9910 (alpha_sa_size): Account for uses_condition_handler.
9911 (alpha_expand_prologue): Likewise.
9912 (alpha_start_function): Likewise.
9913 (alpha_expand_epilogue): Likewise.
9914 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9915 establish/revert expanders.
9916 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9917 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9918 New expander, resorting to the alpha.c associated function.
9919 (builtin_revert_vms_condition_handler): Likewise.
9920 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9921 __gcc_shell_handler, the static VMS condition handler used as
9922 an indirection wrapper to the current dynamically established
9924 * config/alpha/vms-unwind.h: Complete rewrite.
9925 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9926 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9928 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9929 Douglas B Rupp <rupp@gnat.com>
9931 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9932 (alpha_need_linkage): Handle aliases. Return function symbol.
9933 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9934 Use ultimate alias target for the linkage name.
9935 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9936 by alpha_need_linkage for the function symbol.
9937 (setmemdi): Likewise.
9939 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9941 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9942 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9943 (ASM_WEAKEN_LABEL): Define.
9944 (CRT_CALL_STATIC_FUNCTION): Define.
9945 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9946 (ENDFILE_SPEC): Define.
9947 (INIT_SECTION_ASM_OP): Define.
9948 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9949 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9951 (MULTILIB_OSDIRNAMES): Define.
9952 (shlib_version): Define.
9953 (SHLIB_EXT): Define.
9954 (SHLIB_OBJS): Define.
9955 (SHLIB_NAME): Define.
9956 (SHLIB_MULTILIB): Define.
9957 (SHLIB_INSTALL): Define.
9958 (SHLIB_SYMVEC): Define.
9959 (SHLIB_SYMVECX2): Define.
9960 (SHLIB_LINK): Define.
9962 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9964 * config/alpha/alpha.c (alpha_initialize_trampoline):
9965 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9966 (alpha_start_function): Emit transfer address on nested functions
9967 for VMS trampoline call.
9968 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9969 since no longer used.
9970 * config/alpha/vms-tramp.asm: Remove.
9971 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9972 since now only data initialized at runtime.
9974 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9976 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9977 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9978 (MD_EXEC_PREFIX): Remove, no longer used.
9979 (MD_STARTFILE_PREFIX): Likewise.
9980 (INCLUDE_DEFAULTS): Likewise.
9981 * config/alpha/t-vms:
9982 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9984 2009-08-09 Richard Guenther <rguenther@suse.de>
9986 PR tree-optimization/41016
9987 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9988 (operand_precision): Remove.
9989 (integral_operand_p): Likewise.
9990 (recognize_single_bit_test): Adjust.
9992 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9994 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9995 operation overflows. Likewise non-cast unary arithmetic.
9996 If one arm of a conditional expression is always taken,
9997 inhibit evaluation warnings for the other arm. Likewise inhibit
9998 evaluation warnings for the second && or || operand if the first
9999 operand is enough to determine the result.
10000 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10002 (build_binary_op): Prevent duplicate evaluation warnings.
10004 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10006 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10007 and destination have different modes, Use promote_mode to
10008 determine the signedness of the conversion. Assert that the
10009 promoted source mode matches the destination mode. Don't pass
10010 the destination and destination mode to expand_expr if the source
10011 mode is different. Simplify conversion logic.
10013 2009-08-09 Ira Rosen <irar@il.ibm.com>
10015 PR tree-optimization/41008
10016 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10017 from condition only in case it's a comparison. Adjust checks.
10019 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10021 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10022 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10023 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10024 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10025 (dump_cand): Handle them.
10026 (struct iv_cand): New members COST_STEP and AINC_USE.
10027 (stmt_after_increment): Likewise.
10028 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10029 callers changed. Use gimple_uid comparison instead of scanning.
10030 (add_candidate_1): When looking for identical candidates, take
10031 AINC_USE into account. Set it for new candidates.
10032 (force_expr_to_var_cost): Cast target_spill_cost to int.
10033 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10034 All callers changed. Check for availability of autoinc addressing
10035 modes, both in general for a given mode, and in the specific use case.
10036 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10038 (get_computation_cost): Likewise.
10039 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10040 add_autoinc_candidates): New static functions.
10041 (add_candidate): Call add_autoinc_candidates for candidates based on
10043 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10044 (determine_use_iv_cost_address): If we have an autoinc candidate at
10045 the matching use, verify autoinc is possible and subtract the cost
10046 of the candidate's step from the cost.
10047 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10048 member of the candidate.
10049 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10050 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10052 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10054 * config.build (ia64-hp-*vms*): New target.
10055 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10056 with ia64-hp-*vms*.
10057 * config.gcc (ia64-hp-*vms*): New target.
10058 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10059 with ia64-hp-*vms*.
10060 * config.host (ia64-hp-*vms*): New target.
10061 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10062 with ia64-hp-*vms*.
10064 2009-08-08 Richard Guenther <rguenther@suse.de>
10066 PR tree-optimization/40991
10067 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10069 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10071 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10072 mode check. Do truncations in an integer mode.
10073 (force_to_mode): Handle subregs for all mode types. Only do
10074 arithmetic simplifications on integer modes.
10076 2009-08-07 Richard Guenther <rguenther@suse.de>
10078 PR tree-optimization/40999
10079 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10080 (maybe_fold_reference): Lookup constant initializers.
10081 (fold_gimple_assign): Likewise.
10083 2009-08-07 Richard Guenther <rguenther@suse.de>
10085 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10086 that require structural equality defer to the langhook.
10088 2009-08-07 Martin Jambor <mjambor@suse.cz>
10090 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10092 (struct ipa_pass_through_data): New type.
10093 (struct ipa_ancestor_jf_data): New type.
10094 (union jump_func_value): Removed field formal_id, added fields
10095 pass_through and ancestor.
10096 (struct ipa_param_call_note): Changed type of formal_id to int from
10098 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10099 operations jump functions and ancestor jump functions.
10100 (compute_complex_pass_through): New function.
10101 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10102 reflect changes in the jump function strucutre.
10103 (update_jump_functions_after_inlining): Ignore complex pass-through
10104 and ancestor jump functions.
10105 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10106 polynomial pass-through with operation jump functions.
10108 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10110 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10111 fde->dw_fde_begin as begin label instead of hot/cold label.
10112 Use LLSDAC label instead of LLSDA for second section lsda.
10113 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10114 label instead of LLSDA if it is true.
10115 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10117 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10118 SECTION argument. Use it as index into crtl->eh.call_site_record
10120 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10121 use it to determine how to print table entries instead of using
10122 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10123 label instead of normal begin label as base.
10124 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10125 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10126 ensure no EH range spans between sections and that landing pads
10127 are always in the corresponding section.
10128 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10129 for crtl->eh.call_site_record being an array rather than scalar.
10130 (output_one_function_exception_table): New function, copied
10131 from output_function_exception_table. Adjust
10132 dw2_size_of_call_site_table, dw2_output_call_site_table
10133 callers. For SECOND section use *C suffixed labels.
10134 (output_function_exception_table): Call
10135 output_one_function_exception_table and, when doing hot/cold
10136 partitioning, also another time for the second section.
10137 * opts.c: Include except.h.
10138 (decode_options): Allow -freorder-blocks-and-partition with
10139 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10140 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10141 * function.h (struct rtl_eh): Change call_site_record from
10142 scalar into array of 2 elements.
10144 2009-08-07 Martin Jambor <mjambor@suse.cz>
10146 * ipa-prop.c (count_formal_params_1): New function.
10147 (ipa_get_vector_of_formal_parms): New function.
10148 (get_vector_of_formal_parm_types): New function.
10149 (ipa_modify_formal_parameters): New function.
10150 (ipa_modify_call_arguments): New function.
10151 (index_in_adjustments_multiple_times_p): New function.
10152 (ipa_combine_adjustments): New function.
10153 (ipa_dump_param_adjustments): New function.
10154 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10155 (ipa_get_vector_of_formal_parms): Declare.
10156 (ipa_modify_formal_parameters): Declare.
10157 (ipa_modify_call_arguments): Declare.
10158 (ipa_combine_adjustments): Declare.
10159 (ipa_dump_param_adjustments): Declare.
10160 (build_ref_for_offset): Declare.
10161 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10162 * tree-sra.c: Include ipa-prop.c.
10163 (build_ref_for_offset): Make public.
10165 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10167 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10169 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10171 * gcc/doc/extend.texi (__builtin_extract_return_address)
10172 (__builtin_frob_return_address): Document.
10174 2009-08-06 Paul Brook <paul@codesourcery.com>
10176 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10177 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10178 implementation on ARMv6-M.
10180 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10182 * doc/extend.texi (pcs): Document new attribute for ARM.
10184 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10186 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10189 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10191 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10194 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10196 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10198 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10200 Merge ARM/hard_vfp_branch to trunk.
10202 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10204 * arm.c (libcall_eq): New function.
10205 (libcall_hash): New function.
10206 (add_libcall): New function.
10207 (arm_libcall_uses_aapcs_base): New function.
10208 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10209 libcalls using the base PCS.
10210 (arm_init_cumulative_args): Likewise.
10212 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10214 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10215 Use base ABI for conversion libfuncs between HFmode and SFmode.
10217 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10219 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10220 V4SImode as representatives of all 64-bit and 128-bit vector
10221 types. Allow vector types without vector modes.
10222 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10223 without vector modes like BLKmode.
10224 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10225 BLKmode. Avoid unsupported vector modes or TImode moves for
10227 (aapcs_vfp_allocate_return_reg): Likewise.
10228 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10229 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10231 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10233 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10234 (arm_get_pcs_model): Pass attribute arguments to
10235 arm_pcs_from_attribute.
10236 (arm_init_cumulative_args): Use base AAPCS for conversions from
10237 floating-point types to DImode.
10238 (arm_attribute_table): Add pcs attribute.
10239 (arm_handle_pcs_attribute): New.
10240 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10241 conversions from floating-point types to DImode, also declare them
10242 to use base AAPCS and declare functions they call to use base
10243 AAPCS and their RTABI names.
10245 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10247 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10248 -mfloat-abi=hard not being supported for VFP.
10250 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10252 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10253 SYMBOL_REF to hard_libcall_value.
10255 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10256 Richard Earnshaw <rearnsha@arm.com>
10258 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10259 has been put on the stack, all remaining co-processory arguments for
10260 that co-processor also go on the stack.
10262 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10264 * config/arm/arm.c (arm_return_in_memory): Handle returning
10265 vectors of suitable size in registers also for AAPCS case.
10267 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10269 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10271 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10273 ARM Hard-VFP calling convention
10274 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10275 * target.h (gcc_target): Add libcall_value to table of call hooks.
10276 * targhooks.h (default_libcall_value): Default implementation.
10277 * targhooks.c (default_libcall_value): Likewise.
10278 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10279 * optabs.c (expand_unop): Use it.
10280 * expr.h (hard_libcall_value): Pass the function RTX through.
10281 * calls.c (emit_library_call_value_1): Update call to
10282 hard_libcall_value.
10283 * explow.c (hard_libcall_value): Use new target hook.
10284 * config/arm/arm.c: Include cgraph.h
10285 (TARGET_FUNCTION_VALUE): Override default hook.
10286 (arm_pcs_default): New variable.
10287 (arm_override_options): Don't fault hard calling convention with VFP.
10288 Add support for AAPCS variants.
10289 (arm_function_value): Make static. Handle AAPCS variants.
10290 (arm_libcall_value): New function.
10291 (arm_apply_result_size): Handle VFP registers in results.
10292 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10294 (pcs_attribute_args): New variable.
10295 (arm_pcs_from_attribute): New function.
10296 (arm_get_pcs_model): New function.
10297 (aapcs_vfp_cum_init): New function.
10298 (aapcs_vfp_sub_candidate): New function.
10299 (aapcs_vfp_is_return_candidate): New function.
10300 (aapcs_vfp_is_call_candidate): New function.
10301 (aapcs_vfp_allocate): New function.
10302 (aapcs_vfp_allocate_return_reg): New function.
10303 (aapcs_vfp_advance): New function.
10304 (aapcs_cp_arg_layout): New variable.
10305 (aapcs_select_call_coproc): New function.
10306 (aapcs_select_return_coproc): New function.
10307 (aapcs_allocate_return_reg): New function.
10308 (aapcs_libcall_value): New function.
10309 (aapcs_layout_arg): New function.
10310 (arm_init_cumulative_args): Initialize AAPCS args data.
10311 (arm_function_arg): Handle AAPCS variants using new interface.
10312 (arm_arg_parital_bytes): Likewise.
10313 (arm_function_arg_advance): New function.
10314 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10315 calling conventions.
10316 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10317 * arm.h (NUM_VFP_ARG_REGS): Define.
10318 (LIBCALL_VALUE): Update.
10319 (FUNCTION_VALUE): Delete.
10320 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10321 (arm_pcs): New enum.
10322 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10323 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10324 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10325 * arm-protos.h (arm_function_arg_advance): Add.
10326 (aapcs_libcall_value): Add.
10327 (arm_function_value): Delete.
10329 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10330 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/i386.c (standard_sse_mode_p): Remove.
10334 (standard_sse_constant_p): Return 2 for integer mode
10335 vector_all_ones_operand when SSE2 is enabled.
10336 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10337 (ix86_expand_vector_move): Do not check for negative values from
10338 standard_sse_constant_p.
10340 2009-08-06 Richard Guenther <rguenther@suse.de>
10342 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10343 array type comparisons frontend independent.
10344 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10345 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10346 out array reference lower bound and element size operands.
10347 (ao_ref_init_from_vn_reference): Properly compute the offset
10348 for ARRAY_RANGE_REF.
10349 (vn_reference_fold_indirect): Fill out array reference lower
10350 bound and element size operands.
10351 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10352 a non gimple valued reference operand which can happen for
10353 array reference lower bound or element size.
10354 (create_component_ref_by_pieces_1): Properly generate the
10355 element size operand for array references.
10357 2009-08-06 Richard Guenther <rguenther@suse.de>
10359 PR tree-optimization/40964
10360 * tree.c (iterative_hash_host_wide_int): Export.
10361 * tree.h (iterative_hash_host_wide_int): Declare.
10362 * tree-ssa-structalias.c (heapvar_map): New struct.
10363 (heapvar_map_eq): New function.
10364 (heapvar_map_hash): Likewise.
10365 (heapvar_lookup): Adjust.
10366 (heapvar_insert): Likewise.
10367 (make_constraint_from_heapvar): Allow multiple heap variables
10368 per decl at different offsets.
10369 (init_alias_heapvars): Adjust.
10371 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10373 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10374 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10375 trailing sync if TARGET_SYNC_AFTER_SC.
10377 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10379 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10380 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10381 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10382 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10383 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10384 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10385 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10386 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10387 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10388 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10389 the prototype declaration match the definition.
10390 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10391 instructions explicitly. Add barrier_before and operands
10393 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10394 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10395 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10396 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10397 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10398 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10400 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10402 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10404 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10405 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10408 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10411 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10413 PR rtl-optimization/40924
10414 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10415 make sure canon_rtx (mem_address) isn't simpler than
10416 canon_rtx (expanded_mem_address).
10418 2009-08-05 Li Feng <nemokingdom@gmail.com>
10420 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10421 for each poly_bb_p.
10422 (build_scop_drs): Build alias set for each SCoP.
10424 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10426 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10427 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10428 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10429 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10430 (BASE_DRIVER_SELF_SPECS): Likewise.
10432 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10434 * tree-ssa-alias.c: Fix some comment typos.
10436 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10438 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10439 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10441 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10444 * simplify-rtx.c (simplify_binary_operation_1): Disable
10445 simplifications for decimal float operations.
10447 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10449 PR middle-end/40943
10450 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10451 operand of INDIRECT_REF.
10453 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10455 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10456 constants referencing TLS symbols.
10458 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10460 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10461 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10463 2009-08-03 Richard Guenther <rguenther@suse.de>
10465 * tree.c (make_vector_type): Build a main variant first,
10466 get the canonical one and then build the variant.
10467 * tree-ssa.c (useless_type_conversion_p_1): Handle
10469 (useless_type_conversion_p): Conversions to pointers to
10470 incomplete record types are useless.
10472 2009-08-03 Richard Guenther <rguenther@suse.de>
10474 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10475 file will be created.
10476 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10477 * toplev.c (compile_file): Adjust comment.
10479 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10481 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10482 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10483 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10484 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10485 (sh_promote_function_mode): Fix typo.
10487 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10489 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10491 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10493 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10494 declaration arguments.
10496 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10498 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10499 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10500 (ix86_split_ashl): Ditto.
10501 (ix86_expand_vector_init_one_nonzero): Ditto.
10502 (ix86_expand_vector_set): Ditto.
10503 (ix86_expand_reduc_v4sf): Ditto.
10505 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10507 * explow.c (promote_function_mode): Remove assert.
10508 * config/sh/sh.c (sh_promote_function_mode): Declare.
10510 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10512 * config/pa/pa.c (pa_promote_function_mode): Declare.
10513 Change to static. Fix promote_mode call.
10515 * gthr-dce.h (CONST_CAST2): Define if not defined.
10516 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10518 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10520 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10522 * expr.c (store_constructor): Use promote_decl_mode. Remove
10523 now write-only variable unsignedp.
10524 (expand_expr_real_1): Use promote_decl_mode.
10525 * expr.h (promote_function_mode, promote_decl_mode): New.
10526 (promote_mode): Remove last argument.
10527 * function.c (assign_temp): Drop last argument of promote_mode.
10528 (assign_parm_find_data_types): Use promote_function_mode.
10529 (assign_parm_setup_reg): Likewise.
10530 (expand_function_end): Use promote_function_mode.
10531 * calls.c (initialize_argument_information): Use promote_function_mode.
10532 (precompute_arguments): Use promote_mode instead of checking if
10533 only PROMOTE_FUNCTION_MODE is defined.
10534 (expand_call): When making sibcall decisions, use promote_function_mode.
10535 Below, remove an if for targetm.calls.promote_function_return and
10536 and use promote_function_mode.
10537 (emit_library_call_value_1): Use promote_function_mode, fix bug
10538 where promote_mode was passed FOR_CALL == 0 for a return value in an
10540 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10541 * explow.c (promote_function_mode, promote_decl_mode): New.
10542 (promote_mode): Keep only the FOR_CALL == 0 case.
10543 * combine.c (setup_incoming_promotion): Remove test of
10544 promote_function_args. Use promote_function_mode.
10545 * stmt.c (expand_value_return): Use promote_decl_mode.
10546 (expand_decl): Use promote_decl_mode.
10548 * expr.c (store_constructor): Use promote_decl_mode. Remove
10549 now write-only variable unsignedp.
10550 (expand_expr_real_1): Use promote_decl_mode.
10551 * expr.h (promote_function_mode, promote_decl_mode): New.
10552 (promote_mode): Remove last argument.
10553 * function.c (assign_temp): Drop last argument of promote_mode.
10554 (assign_parm_find_data_types): Use promote_function_mode.
10555 (assign_parm_setup_reg): Likewise.
10556 (expand_function_end): Use promote_function_mode.
10557 * calls.c (initialize_argument_information): Use promote_function_mode.
10558 (precompute_arguments): Use promote_mode instead of checking if
10559 only PROMOTE_FUNCTION_MODE is defined.
10560 (expand_call): When making sibcall decisions, use promote_function_mode.
10561 Below, remove an if for targetm.calls.promote_function_return and
10562 and use promote_function_mode.
10563 (emit_library_call_value_1): Use promote_function_mode, fix bug
10564 where promote_mode was passed FOR_CALL == 0 for a return value in an
10566 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10567 * explow.c (promote_function_mode, promote_decl_mode): New.
10568 (promote_mode): Keep only the FOR_CALL == 0 case.
10569 * combine.c (setup_incoming_promotion): Remove test of
10570 promote_function_args. Use promote_function_mode.
10571 * stmt.c (expand_value_return): Use promote_decl_mode.
10572 (expand_decl): Use promote_decl_mode.
10574 * explow.c (promote_function_mode): Just call the target hook.
10575 * targhooks.c (default_promote_function_mode,
10576 default_promote_function_mode_always_promote): New.
10577 * targhooks.h (default_promote_function_mode,
10578 default_promote_function_mode_always_promote): Declare.
10579 * target.h (promote_function_args, promote_function_return): Remove.
10580 (promote_function_mode): New.
10581 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10582 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10583 (TARGET_PROMOTE_FUNCTION_MODE): New.
10584 (TARGET_CALLS): Adjust.
10585 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10586 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10588 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10589 * config/s390/s390.c (s390_promote_function_mode): ... here,
10590 with pointer handling.
10591 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10592 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10594 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10595 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10596 with pointer handling.
10597 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10598 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10600 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10601 * config/sh/sh.c (sh_promote_function_mode): New.
10602 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10603 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10605 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10606 * config/cris/cris.c (cris_promote_function_mode): ... here.
10607 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10608 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10610 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10611 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10612 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10613 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10615 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10616 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10617 complex type handling.
10618 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10619 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10621 * config/pa/pa.c (pa_promote_function_mode): New.
10622 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10623 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10625 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10626 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10627 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10628 * config/xtensa/xtensa.c: Likewise.
10629 * config/stormy16/stormy16.c: Likewise.
10630 * config/iq2000/iq2000.c: Likewise.
10631 * config/rs6000/rs6000.c: Likewise.
10632 * config/picochip/picochip.c: Likewise.
10633 * config/arc/arc.c: Likewise.
10634 * config/mcore/mcore.c: Likewise.
10635 * config/score/score.c: Likewise.
10636 * config/mips/mips.c: Likewise.
10637 * config/bfin/bfin.c: Likewise.
10638 * config/ia64/ia64.c: Likewise (disabled though).
10640 * config/frv/frv.h: Remove pointless remark.
10642 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10643 TARGET_PROMOTE_FUNCTION_ARGS,
10644 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10645 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10647 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10649 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10650 -floop-parallelize-all.
10651 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10652 flag_loop_parallelize_all.
10653 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10654 * graphite.c (graphite_transform_loops): Same.
10655 * common.opt: Same.
10656 * graphite-poly.c (apply_poly_transforms): Same.
10658 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10660 PR tree-optimization/40914
10661 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10662 if set, then check the delta field of the PMF record.
10663 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10664 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10665 call is stored in the delta.
10667 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10669 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10671 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10673 * config/i386/bsd.h (ASM_BYTE): New define.
10674 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10675 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10676 .byte. Use fputs or putc instead of fprintf where appropriate.
10677 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10678 fputs or putc instead of fprintf where appropriate.
10679 * config/i386/i386elf.h: Ditto.
10680 * config/i386/sysv4.h: Ditto.
10682 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10683 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10684 (*tls_global_dynamic_64): Ditto.
10686 2009-07-31 Christian Bruel <christian.bruel@st.com>
10688 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10690 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10692 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10693 Remove dead code for MINUS.
10695 2009-07-31 Anthony Green <green@moxielogic.com>
10697 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10699 (moxie_expand_epilogue): Ditto for epilogue.
10700 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10701 incoming arguments.
10702 (moxie_function_arg): Ditto.
10703 (moxie_pass_by_reference): Ditto.
10704 (moxie_arg_partial_bytes): Ditto.
10705 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10706 (FUNCTION_ARG_ADVANCE) Ditto.
10707 (REG_PARM_STACK_SPACE) Ditto.
10708 (FUNCTION_ARG_REGNO_P) Dito.
10710 * config.gcc: Add moxie linux config support.
10711 * gcc/config/moxie/uclinux.h: New file.
10713 2009-07-31 DJ Delorie <dj@redhat.com>
10715 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10716 (UNSPECV_SP_SWITCH_E): New.
10717 (sp_switch_1): Change to an unspec.
10718 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10720 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10721 reference the new stack's address
10723 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10725 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10726 graphite-clast-to-gimple.o, graphite-dependences.o,
10727 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10728 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10729 (graphite-blocking.o,
10730 graphite-clast-to-gimple.o, graphite-dependences.o,
10731 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10732 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10733 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10734 * cfgloop.h (struct loop): Add can_be_parallel field.
10735 * common.opt (fgraphite-identity): Moved up.
10736 (fgraphite-force-parallel): New flag.
10737 * graphite.c: Rewrite.
10738 * graphite.h: Rewrite.
10739 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10741 * toplev.c (graphite_out_file): New file descriptor.
10742 (graphite_in_file): New.
10743 (process_options): flag_graphite_force_parallel cannot be used without
10745 * tree-ssa-loop.c: Include toplev.h.
10746 (gate_graphite_transforms): Enable flag_graphite for
10747 flag_graphite_force_parallel.
10749 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10751 * ChangeLog.graphite: New.
10752 * graphite-blocking.c: New.
10753 * graphite-clast-to-gimple.c: New.
10754 * graphite-clast-to-gimple.h: New.
10755 * graphite-dependences.c: New.
10756 * graphite-dependences.h: New.
10757 * graphite-interchange.c: New.
10758 * graphite-poly.c: New.
10759 * graphite-poly.h: New.
10760 * graphite-ppl.c: New.
10761 * graphite-ppl.h: New.
10762 * graphite-scop-detection.c: New.
10763 * graphite-scop-detection.h: New.
10764 * graphite-sese-to-poly.c: New.
10765 * graphite-sese-to-poly.h: New.
10769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10771 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10772 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10774 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10776 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10777 (scev_is_linear_expression): Return false if the evolution is not
10778 affine multivariate.
10780 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10782 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10783 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10785 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10787 * tree-data-ref.c (debug_data_references): New.
10788 (debug_data_reference): New.
10789 * tree-data-ref.h (debug_data_references): Declared.
10790 (debug_data_reference): Declared.
10792 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10794 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10795 * tree-data-ref.h (scop_p): Removed.
10796 (struct data_reference): Remove field scop.
10797 (DR_SCOP): Removed.
10798 (stmt_simple_memref_p): Removed.
10800 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10802 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10803 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10806 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10808 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10810 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10812 * doc/invoke.texi (-fgraphite-identity): Documented.
10814 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10816 * tree-scalar-evolution.c: Fix comment.
10817 (instantiate_scev_1): Return unknow from scev instantiation if the
10818 result is not above instantiate_below.
10820 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10822 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10823 static anymore. Instantiate the symbols that may have been introduced
10825 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10828 2009-07-30 DJ Delorie <dj@redhat.com>
10830 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10831 .vliw directive to VLIW sections.
10833 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10835 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10837 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10838 (AUTOHEADER): New variable.
10839 ($(srcdir)/cstamp-h.in): Use it.
10841 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10842 Pat Haugen <pthaugen@us.ibm.com>
10843 Revital Eres <ERES@il.ibm.com>
10845 * config/rs6000/vector.md (VEC_F): Add VSX support.
10848 (mov<mode>): Ditto.
10849 (vector_load_<mode>): Ditto.
10850 (vector_store_<mode>): Ditto.
10851 (vector GPR move split): Ditto.
10852 (vec_reload_and_plus_<mptrsize>): Ditto.
10853 (vec_reload_and_reg_<mptrsize>): Ditto.
10854 (add<mode>3): Ditto.
10855 (sub<mode>3): Ditto.
10856 (mul<mode>3): Ditto.
10857 (neg<mode>2): Ditto.
10858 (abs<mode>2): Ditto.
10859 (smin<mode>3): Ditto.
10860 (smax<mode>3): Ditto.
10861 (vector_eq<mode>): Ditto.
10862 (vector_gt<mode>): Ditto.
10863 (vector_ge<mode>): Ditto.
10864 (vector_gtu<mode>): Ditto.
10865 (vector_select_<mode>_uns): Ditto.
10866 (vector_eq_<mode>_p): Ditto.
10867 (vector_gt_<mode>_p): Ditto.
10868 (vector_ge_<mode>_p): Ditto.
10869 (vector_gtu_<mode>_p): Ditto.
10870 (cr6_test_for_zero): Ditto.
10871 (cr6_test_for_zero_reverse): Ditto.
10872 (cr6_test_for_lt): Ditto.
10873 (cr6_test_for_lt_reverse): Ditto.
10874 (xor<mode>3): Ditto.
10875 (ior<mode>3): Ditto.
10876 (and<mode>3): Ditto.
10877 (one_cmpl<mode>2): Ditto.
10878 (nor<mode>2): Ditto.
10879 (andc<mode>2): Ditto.
10880 (float<VEC_int<mode>2): Ditto.
10881 (unsigned_float<VEC_int><mode>2): Ditto.
10882 (fix_trunc<mode><VEC_int>2): Ditto.
10883 (fixuns_trunc<mode><VEC_int>2): Ditto.
10885 (vec_set<mode>): Ditto.
10886 (vec_extract<mode>): Ditto.
10887 (vec_interleave_highv4sf): Ditto.
10888 (vec_interleave_lowv4sf): Ditto.
10889 (vec_realign_load_<mode>): Ditto.
10890 (vec_shl_<mode>): Ditto.
10891 (vec_shr_<mode>): Ditto.
10892 (div<mode>3): New patterns for VSX.
10893 (vec_interleave_highv2df): Ditto.
10894 (vec_interleave_lowv2df): Ditto.
10895 (vec_pack_trunc_v2df): Ditto.
10896 (vec_pack_sfix_trunc_v2df): Ditto.
10897 (vec_pack_ufix_trunc_v2df): Ditto.
10898 (vec_unpacks_hi_v4sf): Ditto.
10899 (vec_unpacks_lo_v4sf): Ditto.
10900 (vec_unpacks_float_hi_v4si): Ditto.
10901 (vec_unpacks_float_lo_v4si): Ditto.
10902 (vec_unpacku_float_hi_v4si): Ditto.
10903 (vec_unpacku_float_lo_v4si): Ditto.
10904 (movmisalign<mode>): Ditto.
10905 (vector_ceil<mode>2): New patterns for vectorizing math library.
10906 (vector_floor<mode>2): Ditto.
10907 (vector_btrunc<mode>2): Ditto.
10908 (vector_copysign<mode>3): Ditto.
10910 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10911 predicate for setting the high bit in each word, used for copysign.
10913 * config/rs6000/ppc-asm.h (f19): Whitespace.
10914 (f32-f63): Define if VSX.
10915 (v0-v31): Define if Altivec.
10916 (vs0-vs63): Define if VSX.
10918 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10920 * config/rs6000/power7.md: New file, provide tuning parameters for
10923 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10924 (rs6000_cpu_cpp_builtins): Ditto.
10925 (altivec_overloaded_builtins): Ditto.
10926 (altivec_resolve_overloaded_builtin): Ditto.
10928 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10929 debug switch to disable vectorizing simple math builtin
10932 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10933 Vectorize simple math builtin functions.
10934 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10935 hook to vectorize math builtins.
10936 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10937 (rs6000_builtin_conversion): Add VSX/power7 support.
10938 (rs6000_builtin_vec_perm): Ditto.
10939 (vsplits_constant): Add support for loading up a vector constant
10940 with just the high bit set in each part.
10941 (rs6000_expand_vector_init): Add VSX/power7 support.
10942 (rs6000_expand_vector_set): Ditto.
10943 (rs6000_expand_vector_extract): Ditto.
10944 (rs6000_emit_move): Ditto.
10945 (bdesc_3arg): Ditto.
10946 (bdesc_2arg): Ditto.
10947 (bdesc_1arg): Ditto.
10948 (rs6000_expand_ternop_builtin): Ditto.
10949 (altivec_expand_builtin): Ditto.
10950 (rs6000_expand_unop_builtin): Ditto.
10951 (rs6000_init_builtins): Ditto.
10952 (altivec_init_builtins): Ditto.
10953 (builtin_function_type): Ditto.
10954 (rs6000_common_init_builtins): Ditto.
10955 (rs6000_handle_altivec_attribute); Ditto.
10956 (rs6000_mangle_type): Ditto.
10957 (rs6000_vector_mode_supported_p): Ditto.
10958 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10959 are mode dependent.
10961 * config/rs6000/vsx.md: New file for VSX support.
10963 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10964 identifing values with just the most significant bit set.
10965 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10966 vectorized builtins.
10968 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10969 (UNSPEC_VRFIM): Delete.
10970 (splitter for loading up vector with most significant bit): New
10971 splitter for vectorizing copysign.
10972 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10973 vectorizing simple math functions.
10974 (altivec_vrfip): Add support for vectorizing simple math functions.
10975 (altivec_vrfim): Ditto.
10976 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10978 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10979 (power7.md, vsx.md): Include for power7 support.
10980 (copysigndf3): Use VSX instructions if -mvsx.
10981 (negdf2_fpr): Ditto.
10982 (absdf2_fpr): Ditto.
10983 (nabsdf2_fpr): Ditto.
10984 (adddf3_fpr): Ditto.
10985 (subdf3_fpr): Ditto.
10986 (muldf3_fpr): Ditto.
10987 (divdf3_fpr): Ditto.
10988 (fix_truncdfdi2_fpr): Ditto.
10989 (cmpdf_internal1): Ditto.
10990 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10991 (btruncdf2, btruncdf2_fpr): Ditto.
10992 (ceildf2, ceildf2_fpr): Ditto.
10993 (floordf2, floordf2_fpr): Ditto.
10994 (floatdidf2, floatdidf2_fpr): Ditto.
10995 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10996 (fmsubdf4_fpr): Ditto.
10997 (fnmadddf4_fpr_1): Ditto.
10998 (fnmadddf4_fpr_2): Ditto.
10999 (fnmsubdf4_fpr_1): Ditto.
11000 (fnmsubdf4_fpr_2): Ditto.
11001 (fixuns_truncdfdi2): Add expander for VSX support.
11002 (fix_truncdfdi2): Ditto.
11003 (fix_truncdfsi2): Ditto.
11004 (ftruncdf2): Ditto.
11005 (btruncsf2): Whitespace.
11006 (movdf_hardfloat32): Add support for VSX registers.
11007 (movdf_softfloat32): Ditto.
11008 (movdf_hardfloat64): Ditto.
11009 (movdf_hardfloat64_mfpgpr): Ditto.
11010 (movdf_softfloat64): Ditto.
11011 (movti splitters): Add check for vector registers supporting
11012 TImode in the future.
11013 (bpermd): Add power7 bpermd instruction.
11015 * config/rs6000/altivec.h (vec_div): Define if VSX.
11018 (vec_nmadd): Ditto.
11019 (vec_nearbyint): Ditto.
11022 (all predicates): Use the generic builtin function, and not the V4SF
11023 specific function so that the predicates will work with VSX's V2DF.
11024 (vec_all_*): Ditto.
11025 (vec_any_*): Ditto.
11027 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11028 Document new VSX functions and types.
11030 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11033 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11034 "wa", and "j" constraints. Modify "v" to talk about Altivec
11035 instead of just vector.
11037 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11040 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11041 location for phi arguments.
11042 (rewrite_update_phi_arguments): Find locations for reaching defs.
11043 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11044 Add location to add_phi_arg calls.
11045 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11046 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11047 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11048 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11049 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11050 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11051 * tree-phinodes.c (make_phi_node): Initialize location.
11052 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11053 (add_phi_arg): Add location parameter.
11054 (remove_phi_arg_num): Move location when moving phi argument.
11055 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11057 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11058 slpeel_update_phi_nodes_for_guard1,
11059 slpeel_update_phi_nodes_for_guard2,
11060 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11061 vect_loop_versioning): Set locations.
11062 * tree-parloops.c (create_phi_for_local_result,
11063 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11064 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11065 * tree-vect-loop.c (get_initial_def_for_induction,
11066 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11068 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11069 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11070 (gimple_phi_arg_set_location): New. Set locus.
11071 (gimple_phi_arg_has_location): New. Check for locus.
11072 (redirect_edge_var_map_location): New. Return locus from var_map.
11073 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11074 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11075 combining PHI arguments.
11076 (cond_store_replacement): Set location.
11077 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11078 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11079 scop_add_exit_phis_edge): Add locations.
11080 * tree-cfgcleanup.c (remove_forwarder_block,
11081 remove_forwarder_block_with_phi): Add locations.
11082 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11083 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11085 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11086 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11087 flush_pending_stmts): Add source location.
11088 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11089 stack to preserve locations.
11090 * tree-vect-stmts.c (vectorizable_load): Add location.
11091 * tree-inline.c (copy_phis_for_bb): Copy locus.
11092 (setup_one_parameter): Add call locus to inlined parameter stmts.
11093 (initialize_inlined_parameters): Pass in call location as parameter
11095 (tree_function_versioning): Pass location to setup_one_parameter.
11096 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11097 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11098 copy and edge lists.
11099 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11100 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11101 locus parameter and override the stmt default if provided.
11102 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11103 elim_graph_add_edge, elim_graph_remove_succ_edge,
11104 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11105 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11106 eliminate_phi): Add locus info in elimination graph for each edge and
11108 (insert_backedge_copies): Copy locus if present.
11109 * tree-flow.h (struct _edge_var_map): Add locus field.
11110 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11111 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11112 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11114 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11116 2009-07-30 Martin Jambor <mjambor@suse.cz>
11118 PR tree-optimization/40570
11119 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11120 use inlining loops.
11122 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11124 * ssa-loop-manip.c: Include langhooks.h.
11125 (rewrite_phi_with_iv): New.
11126 (rewrite_all_phi_nodes_with_iv): New.
11127 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11128 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11129 * tree-parloops.c (loop_parallel_p): Move out all conditions
11130 except dependency check.
11131 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11132 (gen_parallel_loop): Call canonicalize_loop_ivs without
11133 reduction_list argument.
11134 (build_new_reduction): New.
11135 (gather_scalar_reductions): New.
11136 (try_get_loop_niter): New.
11137 (try_create_reduction_list): New.
11138 (parallleize_loops): Change the parallel conditions check.
11139 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11140 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11142 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11144 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11146 * doc/options.texi (Option properties): Mention new quoting syntax.
11148 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11150 * config/alpha/alpha.c (alpha_start_function):
11151 Handle VMS_DEBUG_MAIN_POINTER
11152 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11153 * doc/invoke.texi: Document -mdebug-main switch.
11155 2009-07-29 Richard Henderson <rth@redhat.com>
11157 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11158 (cgraph_create_edge_including_clones): Likewise.
11159 * tree-inline.c (copy_bb): Operate on the correct edges
11160 when updating the callgraph.
11162 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11164 * config/alpha/vms-cc.c: Deleted.
11165 * config/alpha/vms-ld.c: Deleted.
11166 * config/alpha/t-vms64: Moved to config/vms
11167 * config/alpha/vms-crt0-64.c: Moved to config/vms
11168 * config/alpha/vms-crt0.c: Moved to config/vms
11169 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11170 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11171 * config/alpha/xm-vms.h: Moved to config/vms
11172 * config/alpha/x-vms: Moved to config/vms
11173 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11175 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11176 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11178 * config/vms/t-vms64: Moved here from config/alpha
11179 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11180 (argc,argv,envp): Enforce 32bit malloc'ing.
11181 * config/vms/vms-psxcrt0-64.c: Likewise.
11182 * config/vms/vms-crt0.c: Moved here from config/alpha.
11183 * config/vms/vms-psxcrt0.c: Likewise.
11184 * config/vms/vms-crtl-64.h: New file.
11185 * config/vms/vms-crtl.h: New file.
11186 * config/vms/vms.opt: New file.
11187 * config/vms/xm-vms64.h: New file.
11188 * config/vms/xm-vms.h: Moved here from config/alpha.
11189 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11191 * config/vms/x-vms: Moved here from config/alpha.
11192 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11193 (vms-ld.o, vms-cc.o): Removed.
11194 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11196 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11198 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11199 correct stack (obvious VMS fix).
11201 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11203 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11204 date, version info if VMS_DEBUGGING_INFO defined.
11205 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11206 size, date calculating code moved here.
11208 2009-07-29 Paul Brook <paul@codesourcery.com>
11210 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11213 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11216 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11217 to DImode when generating insq_le insn.
11219 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11221 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11222 New macro set for VMS_DEBUGGGING_INFO.
11223 (AT_string_form): Use it.
11225 2009-07-28 DJ Delorie <dj@redhat.com>
11227 * config/mep/mep.c (vtext_section): New.
11228 (vftext_section): New.
11229 (ftext_section): New.
11230 (mep_select_section): Add support for functions.
11231 (mep_unique_section): Likewise.
11232 (mep_asm_init_sections): Likewise.
11233 (mep_encode_section_info): Remove it from here.
11235 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11237 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11239 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11240 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11242 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11244 * dwarf2out.c (output_file_names): Test new macro
11245 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11246 (add_comp_dir_attribute): Likewise.
11248 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11250 * config/i386/mingw-w64.h (LINK_SPEC): Add
11251 separating space between commands.
11253 2009-07-28 Jan Hubicka <jh@suse.cz>
11255 PR tree-optimization/40759
11256 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11259 2009-07-27 DJ Delorie <dj@redhat.com>
11261 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11262 types are dword-aligned.
11263 (mep_expand_va_start): Likewise.
11265 2009-07-27 Olivier Hainque <hainque@adacore.com>
11266 Douglas B Rupp <rupp@gnat.com>
11268 * convert.c (convert_to_pointer): Don't assume the target
11269 pointer type is POINTER_SIZE long. Fetch its precision instead.
11271 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11273 * system.h (fopen): Undefine if macro.
11275 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11277 * dwarf2out.c (output_cfi_p): Removed.
11278 (output_cfis): New function.
11279 (output_fde): New function, split from output_call_frame_info.
11280 (output_call_frame_info): Use it.
11281 (dwarf2out_switch_text_section): Use output_cfis.
11283 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11285 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11286 TARGET_BI_ARCH is specified without enabling SJLJ.
11287 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11288 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11290 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11292 * arm.md (negdi2): Use DImode if forcing a value into a register.
11294 2009-07-26 Ira Rosen <irar@il.ibm.com>
11296 PR tree-optimization/40801
11297 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11298 of vector operand from the previous copy of vector statement.
11299 Pass the correct definition type value to
11300 vect_get_vec_def_for_stmt_copy().
11302 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11304 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11305 const char ** conversion.
11307 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11309 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11310 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11311 (gcc_unreachable): Invoke __builtin_unreachable() if
11312 !ENABLE_ASSERT_CHECKING.
11314 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11316 PR rtl-optimization/40445
11317 * emit-rtl.c (next_nonnote_insn_bb): New function.
11318 * rtl.h (next_nonnote_insn_bb): Declare new function.
11319 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11320 with no successors that is the successor of the ENTRY_BLOCK.
11321 Continue from the top after removing an empty fallthrough block.
11322 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11323 of next_nonnote_insn.
11325 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11327 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11329 2009-07-25 Martin Jambor <mjambor@suse.cz>
11331 * c-common.c (c_common_attribute_table): New element for noclone.
11332 (handle_noclone_attribute): New function. Forward-declare.
11333 * tree-inline.c (tree_versionable_function_p): Check for noclone
11335 * doc/extend.texi (Labels as Values): Document need for noclone.
11336 (Function Attributes): Document noclone attribute.
11338 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11340 PR rtl-optimization/34999
11341 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11342 and dw_fde_switched_cold_to_hot fields.
11343 (output_cfi_p): New function.
11344 (output_call_frame_info): If fde->dw_fde_switched_sections,
11345 output 2 FDEs instead of one with corrupted header.
11346 (dwarf2out_do_cfi_startproc): New function.
11347 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11348 and fde->dw_fde_switched_cold_to_hot.
11349 (dwarf2out_switch_text_section): Compute
11350 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11351 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11352 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11353 Otherwise, compute fde->dw_fde_switch_cfi.
11355 2009-07-24 Cary Coutant <ccoutant@google.com>
11357 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11359 2009-07-24 Cary Coutant <ccoutant@google.com>
11361 * cfghooks.c (split_block): Copy discriminator to new block.
11362 * tree-cfg.c (assign_discriminator): Check location of last
11363 instruction in block as well as first.
11365 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11367 * config/i386/linux.c: Use fputs or putc instead of fprintf
11369 * config/i386/gas.h: Ditto.
11370 * config/i386/x86-64.h: Ditto.
11371 * config/i386/att.h: Ditto.
11373 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11375 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11378 2009-07-24 Martin Jambor <mjambor@suse.cz>
11380 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11381 (ipa_push_func_to_list_1): Declare.
11382 (ipa_push_func_to_list): New function.
11384 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11385 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11386 (ipa_push_func_to_list): Removed.
11387 (ipa_pop_func_from_list): Clear node_enqueued flag.
11389 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11391 * config/s390/s390.c (override_options): Default
11392 max-unrolled-insns to 100 for z10 tuning.
11394 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11396 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11397 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11398 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11399 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11400 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11401 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11402 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11404 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11406 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11407 use default set in mingw32.h header.
11408 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11409 64-bit /mingw/include path.
11410 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11413 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11415 PR rtl-optimization/40209
11416 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11418 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11420 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11421 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11422 with the rest of string where appropriate. Use fputs or putc
11423 instead of fprintf where appropriate.
11425 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11426 Pat Haugen <pthaugen@us.ibm.com>
11427 Revital Eres <ERES@il.ibm.com>
11429 * config/rs6000/vector.md: New file. Move most of the vector
11430 expander support here from altivec.md to allow for the VSX vector
11431 unit in the future. Add support for secondary_reload patterns.
11432 Rewrite the patterns for vector comparison, and vector comparison
11433 predicate instructions so that the RTL expresses the desired
11434 behavior, instead of using unspec.
11436 * config/rs6000/constraints.md ("f" constraint): Use
11437 rs6000_constraints to hold the precalculated register class.
11438 ("d" constraint): Ditto.
11439 ("wd" constraint): New constraint for VSX.
11440 ("wf" constraint): Ditto.
11441 ("ws" constraint): Ditto.
11442 ("wa" constraint): Ditto.
11443 ("wZ" constraint): Ditto.
11444 ("j" constraint): Ditto.
11446 * config/rs6000/predicates.md (vsx_register_operand): New
11448 (vfloat_operand): New predicate for vector.md.
11449 (vint_operand): Ditto.
11450 (vlogical_operand): Ditto.
11451 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11452 (easy_vector_constant): Add VSX support.
11453 (altivec_indexed_or_indirect_operand): New predicate for
11454 recognizing Altivec style memory references with AND -16.
11456 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11457 for vector secondary reload support.
11458 (rs6000_vector_reg_class): Delete, replacing it with
11459 rs6000_constraints.
11460 (rs6000_vsx_reg_class): Ditto.
11461 (rs6000_constraints): New array to hold the register classes of
11462 each of the register constraints that can vary at runtime.
11463 (builtin_mode_to_type): New static array for builtin function type
11465 (builtin_hash_table): New static hash table for builtin function
11467 (TARGET_SECONDARY_RELOAD): Define target hook.
11468 (TARGET_IRA_COVER_CLASSES): Ditto.
11469 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11470 registers are 128 bits if VSX memory reference instructions are used.
11471 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11472 unit is being used.
11473 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11474 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11475 Print several of the scheduling related parameters.
11476 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11477 rs6000_constraints instead of rs6000_vector_reg_class. Move
11478 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11479 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11480 Altivec. Add VSX support. Setup for secondary reload support on
11481 Altivec/VSX registers.
11482 (rs6000_override_options): Make power7 set the scheduling groups
11483 like the power5. Add support for new debug switches to override
11484 the scheduling defaults. Temporarily disable -mcpu=power7 from
11485 setting -mvsx. Add support for debug switches -malways-hint,
11486 -msched-groups, and -malign-branch-targets.
11487 (rs6000_buitlin_conversion): Add support for returning unsigned
11488 vector conversion functions to fix regressions due to stricter
11490 (rs6000_builtin_mul_widen_even): Ditto.
11491 (rs6000_builtin_mul_widen_odd): Ditto.
11492 (rs6000_builtin_vec_perm): Ditto.
11493 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11494 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11495 to zero a register.
11496 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11497 generated upstream.
11498 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11499 VSX types for bit operations. Changes to accomidate vector.md.
11500 (bdesc_2arg): Ditto.
11501 (bdesc_1arg): Ditto.
11502 (struct builtin_description_predicates): Rewrite predicate
11503 handling so that RTL describes the operation, instead of passing
11504 the instruction to be used as a string argument.
11505 (bdesc_altivec_preds): Ditto.
11506 (altivec_expand_predicate_builtin): Ditto.
11507 (altivec_expand_builtin): Ditto.
11508 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11509 statement for vsldoi support.
11510 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11511 (altivec_expand_st_builtin): Ditto.
11512 (paired_expand_builtin): Whitespace changes.
11513 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11514 builtin_mode_to_type table for secondary reload. Call
11515 builtin_function_type to build random builtin functions.
11516 (altivec_init_builtins): Change to use builtin_function_type to
11517 create builtin function types dynamically as we need them.
11518 (builtin_hash_function): New support for hashing the tree types
11519 for builtin function as we need it, rather than trying to build
11520 all of the trees that we need. Add initial preliminary VSX support.
11521 (builtin_function_type): Ditto.
11522 (builtin_function_eq): Ditto.
11523 (builtin_hash_struct): Ditto.
11524 (rs6000_init_builtins): Ditto.
11525 (rs6000_common_init_builtins): Ditto.
11526 (altivec_init_builtins): Ditto.
11527 (rs6000_common_init_builtins): Ditto.
11528 (enum reload_reg_type): New enum for simplifing reg classes.
11529 (rs6000_reload_register_type): Simplify register classes into GPR,
11530 Vector, and other registers. Altivec and VSX addresses in reload.
11531 (rs6000_secondary_reload_inner): Ditto.
11532 (rs6000_ira_cover_classes): New target hook, that returns the
11533 appropriate cover classes, based on -mvsx being used or not.
11534 (rs6000_secondary_reload_class): Add VSX support.
11535 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11536 (get_vsel_insn): Ditto.
11537 (rs6000_emit_vector_compare): Rewrite vector conditional support
11538 so that where we can, we use RTL operators, instead of blindly use
11540 (rs6000_emit_vector_select): Ditto.
11541 (rs6000_emit_vector_cond_expr): Ditto.
11542 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11543 (create_TOC_reference): Add -mdebug=addr support.
11544 (emit_frame_save): VSX loads/stores need register indexed addressing.
11546 * config/rs6000/rs6000.md: Include vector.md.
11548 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11550 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11551 support for V2DI, V2DF in logical, permute, select operations.
11553 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11554 switch for vsx/power7.
11555 (-mvsx-scalar-memory): Ditto.
11556 (-mvsx-align-128): Ditto.
11557 (-mallow-movmisalign): Ditto.
11558 (-mallow-df-permute): Ditto.
11559 (-msched-groups): Ditto.
11560 (-malways-hint): Ditto.
11561 (-malign-branch-targets): Ditto.
11563 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11565 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11566 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11567 (rs6000_vector_reg_class): Delete.
11568 (rs6000_vsx_reg_class): Ditto.
11569 (enum rs6000_reg_class_enum): New enum for the constraints that
11570 vary based on target switches.
11571 (rs6000_constraints): New array to hold the register class for all
11572 of the register constraints that vary based on the switches used.
11573 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11574 (enum rs6000_builtins): Add unsigned varients for the builtin
11575 declarations returned by target hooks for expanding multiplies,
11576 select, and permute operations. Add VSX builtins.
11577 (enum rs6000_builtin_type_index): Add entries for VSX.
11578 (V2DI_type_node): Ditto.
11579 (V2DF_type_node): Ditto.
11580 (unsigned_V2DI_type_node): Ditto.
11581 (bool_long_type_node): Ditto.
11582 (intDI_type_internal_node): Ditto.
11583 (uintDI_type_internal_node): Ditto.
11584 (double_type_internal_node): Ditto.
11586 * config/rs6000/altivec.md (whole file): Move all expanders to
11587 vector.md from altivec.md. Rename insn matching functions to be
11589 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11590 (altivec_vcmp*): Ditto.
11591 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11592 (VM): New iterator for moves that includes the VSX types.
11593 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11594 (altivec_vperm_<mode>_uns): New, for unsigned types.
11595 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11596 (altivec_eq<mode>): Ditto.
11597 (altivec_gt<mode>): Ditto.
11598 (altivec_gtu<mode>): Ditto.
11599 (altivec_eqv4sf): Ditto.
11600 (altivec_gev4sf): Ditto.
11601 (altivec_gtv4sf): Ditto.
11602 (altivec_vcmpbfp_p): Ditto.
11604 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11606 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11609 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11612 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11613 ASM_SHORT instead of .word.
11614 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11615 instead of .word in asm template.
11617 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11620 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11621 (process_bb_node_lives): Use it.
11623 * ira.c (setup_cover_and_important_classes): Don't setup
11624 ira_important_class_nums. Add cover classes to the end of
11626 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11628 (find_reg_class_closure): Use reorder_important_classes.
11630 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11632 * config/i386/i386.c (i386_ira_cover_classes): New function.
11633 (TARGET_IRA_COVER_CLASSES): Redefine.
11635 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11636 importance of order of cover classes in the array.
11638 2009-07-22 Diego Novillo <dnovillo@google.com>
11640 * tree-pass.h (TDF_EH): Define.
11641 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11642 contains TDF_EH, print the EH region number holding GS.
11643 * tree-dump.c (dump_options): Add "eh".
11644 * doc/invoke.texi: Document it.
11646 2009-07-22 Doug Kwan <dougkwan@google.com>
11648 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11650 2009-07-22 Michael Matz <matz@suse.de>
11652 PR tree-optimization/35229
11653 PR tree-optimization/39300
11655 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11656 (inhibit_phi_insertion): New function.
11657 (insert_into_preds_of_block): Call it for REFERENCEs.
11658 (init_pre): Initialize and finalize scalar evolutions.
11659 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11661 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11664 Use CONST_VECTOR_NUNITS to determine number of elements.
11666 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11668 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11669 (U, W): Constraints are now deprecated and will be removed if we
11670 run out of letters.
11671 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11673 ("prefetch"): Add the stcmh instruction for prefetching.
11674 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11676 (s390_short_displacement): Return always true if compiling for
11677 machines not providing the long displacement facility.
11678 (s390_mem_constraint): Support the new constraint letter Z.
11679 (s390_check_qrst_address): New function.
11681 2009-07-21 DJ Delorie <dj@redhat.com>
11683 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11686 2009-07-21 Jason Merrill <jason@redhat.com>
11688 * c-common.c (max_tinst_depth): Increase default to 1024.
11690 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11692 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11693 (vec_unpacku_float_lo_v4si): Ditto.
11695 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11698 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11699 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11700 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11701 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11703 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11705 PR tree-optimization/40813
11706 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11709 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11711 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11712 with a NOP_EXPR if needed.
11714 2009-07-21 Paul Brook <paul@codesourcery.com>
11716 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11717 Terminate debug dump with newline.
11719 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11721 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11722 Cast "1" to unsigned HOST_WIDE_INT.
11723 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11724 deposit length to the maximum length - lsb. Extend length if
11725 HOST_BITS_PER_WIDE_INT is 32.
11727 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11729 * cgraph.h (constant_pool_htab): New function.
11730 (constant_descriptor_tree): Move from varasm.c.
11731 * varasm.c (constant_pool_htab): New function.
11732 (constant_descriptor_tree): Move to cgraph.h.
11734 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11736 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11738 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11740 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11743 2009-07-20 Xinliang David Li <davidxl@google.com>
11745 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11747 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11749 * config/mips/mips.md (move_type): Add arith.
11750 (type): Handle arith.
11751 (zero_extendsidi2): Rename this into ...
11752 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11753 (zero_extendsidi2): New expander.
11754 (*zero_extendsidi2_dext): New pattern.
11756 2009-07-20 Nick Clifton <nickc@redhat.com>
11758 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11759 to set MIPS_ABI_DEFAULT.
11760 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11762 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11764 * tree-object-size.c (addr_object_size): Handle unions with
11765 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11767 PR tree-optimization/40792
11768 * tree.c (build_function_type_skip_args): Remove bogus assert.
11770 2009-07-20 Jan Hubicka <jh@suse.cz>
11771 Martin Jambor <mjambor@suse.cz>
11773 * cgraph.h (combined_args_to_skip): New field.
11774 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11775 combined_args_to_skip and args_to_skip.
11776 * tree-inline.c (update_clone_info): New function.
11777 (tree_function_versioning): Call update_clone_info.
11778 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11780 (cgraph_materialize_all_clones): More extensive dumping, working
11781 with combined_args_to_skip rather than args_to_skip.
11783 2009-07-20 Ira Rosen <irar@il.ibm.com>
11785 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11786 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11787 (get_initial_def_for_reduction): Likewise.
11788 (vectorizable_reduction): Skip the check of first operand in case
11789 of COND_EXPR. Add check that it is outer loop vectorization if
11790 nested cycle was detected. Call vectorizable_condition() for
11791 COND_EXPR. If reduction epilogue cannot be created do not fail for
11792 nested cycles (if it is not double reduction). Assert that there
11793 is only one type in the loop in case of COND_EXPR. Call
11794 vectorizable_condition() to vectorize COND_EXPR.
11795 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11796 Add parameters. Allow nested cycles if called from
11797 vectorizable_reduction(). Use reduction vector variable if provided.
11798 (vect_analyze_stmt): Call vectorizable_reduction() before
11799 vectorizable_condition().
11800 (vect_transform_stmt): Update call to vectorizable_condition().
11802 2009-07-20 Christian Bruel <christian.bruel@st.com>
11804 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11805 * doc/invoke.texi (-mfmovd): Likewise.
11806 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11808 2009-07-20 Jan Hubicka <jh@suse.cz>
11810 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11811 when handling SSA name.
11813 2009-07-19 Jan Hubicka <jh@suse.cz>
11815 PR tree-optimization/40676
11816 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11817 virtual PHIs in empty BBs.
11819 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11821 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11822 re-expanded the compound use gen_lowpart instead to convert to the
11825 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11827 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11828 OUTER_CONST arguments.
11829 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11830 the new wider mode will be masked off.
11831 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11833 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11835 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11836 high-order bits are zero.
11838 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11840 * combine.c (simplify_shift_const_1): Split code to determine
11841 shift_mode into ...
11842 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11843 new bits shifted in are identical to the old sign bit.
11845 2009-07-18 Richard Guenther <rguenther@suse.de>
11848 * gimplify.c (gimplify_call_expr): Reject code using results from
11849 functions returning void.
11851 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11853 * doc/md.texi: Document the new PowerPC "es" constraint.
11854 Document that "m" can include automodified addresses on this target,
11855 and explain how %U must be used. Extend the "Q" and "Z" documentation
11856 to suggest "es" as well as "m".
11857 * config/rs6000/constraints.md (es): New memory constraint.
11858 (Q, Z): Update strings to match new documentation.
11860 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11862 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11863 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11864 * config/rs6000/predicates.md (volatile_mem_operand): Use
11865 offsettable_nonstrict_memref_p.
11866 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11867 (*floatunssidf2_internal): Likewise.
11868 (*fix_truncdfsi2_internal): Likewise.
11869 (*fix_trunctfsi2_internal): Likewise.
11871 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11873 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11874 atmega32u2 devices.
11875 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11877 2009-07-17 Richard Guenther <rguenther@suse.de>
11880 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11881 (pass_warn_unused_result): Likewise.
11882 (TODO_set_props): Remove.
11883 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11885 (pass_diagnose_omp_blocks): Define.
11886 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11887 (c_gimple_diagnostics_recursively): Remove.
11888 (finish_function): Do not call it.
11889 (c_write_global_declarations): Continue after errors.
11890 Finalize the CU here.
11891 * c-gimplify.c (c_genericize): Do not gimplify here.
11892 * c-common.c (c_warn_unused_result): Move ...
11893 * tree-cfg.c (do_warn_unused_result): ... here.
11894 (run_warn_unused_result): New function.
11895 (gate_warn_unused_result): New function.
11896 (pass_warn_unused_result): New pass.
11897 * c-common.h (c_warn_unused_result): Remove.
11898 * flags.h (flag_warn_unused_result): Declare.
11899 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11900 * opts.c (flag_warn_unused_result): Initialize to false.
11901 * toplev.c (compile_file): Add comment.
11902 * omp-low.c (create_omp_child_function): Do not register
11903 the function with the frontend.
11904 (diagnose_omp_structured_block_errors): Prepare to be
11905 called as optimization pass.
11906 (gate_diagnose_omp_blocks): New function.
11907 (pass_diagnose_omp_blocks): New pass.
11908 * cgraph.h (cgraph_optimize): Remove.
11909 (cgraph_analyze_function): Likewise.
11910 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11911 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11912 before their parents here.
11913 (cgraph_finalize_function): Not here.
11914 (cgraph_analyze_function): Gimplify functions here.
11915 (cgraph_finalize_compilation_unit): Continue after errors.
11916 Optimize the callgraph from here.
11917 (cgraph_optimize): Make static.
11918 * langhooks.c (write_global_declarations): Finalize the CU.
11919 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11920 (gimplify_function_tree): Assert we gimplify only once.
11921 Set PROP_gimple_any property.
11922 * tree-nested.c (gimplify_all_functions): New function.
11923 (lower_nested_functions): Gimplify all nested functions.
11924 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11925 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11926 and pass_diagnose_omp_blocks after gimplification. Do not
11927 set TODO_set_props on all_lowering_passes.
11928 (execute_one_pass): Do not handle TODO_set_props.
11929 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11930 (gimplify.o): Add tree-pass.h dependency.
11931 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11932 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11933 (unsave_r): Likewise.
11934 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11935 temporary variable.
11937 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11939 * doc/service.texi (Service): Restore previously removed link,
11940 which isn't broken after all.
11942 2009-07-17 Richard Guenther <rguenther@suse.de>
11944 PR tree-optimization/40321
11945 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11946 PHI nodes to the maximal set.
11947 (make_values_for_phi): Add PHI arguments to the maximal set.
11948 (execute_pre): Dump PHI_GEN and the maximal set.
11950 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11953 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11956 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11958 * doc/extend.texi (Nested Functions): Replace broken link with
11960 * doc/service.texi (Service): Remove broken link.
11962 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11965 * builtins.c (expand_builtin_memcmp): Use loc instead of
11966 EXPR_LOCATION (exp).
11967 (expand_builtin_strncmp): Likewise.
11969 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11970 Manuel López-Ibáñez <manu@gcc.gnu.org>
11973 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11974 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11975 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11976 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11977 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11978 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11979 tree-inline.c, c-common.c, c-common.h, gimple.c,
11980 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11981 convert.c: Add location argument to fold_{unary,binary,ternary},
11982 fold_build[123], build_call_expr, build_size_arg,
11983 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11984 fold_build1_initializer, fold_build2_initializer,
11985 fold_build3_initializer, fold_build_call_array,
11986 fold_build_call_array_initializer, fold_single_bit_test,
11987 omit_one_operand, omit_two_operands, invert_truthvalue,
11988 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11989 combine_comparisons, fold_builtin_*, fold_call_expr,
11990 build_range_check, maybe_fold_offset_to_address, round_up,
11993 2009-07-16 Jason Merrill <jason@redhat.com>
11996 * c-common.c (c_common_reswords): Add __is_standard_layout
11998 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11999 * doc/implement-cxx.texi: New.
12000 * doc/gcc.texi: Include it.
12002 2009-07-16 DJ Delorie <dj@redhat.com>
12004 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12005 compares that may be indirectly affected by previous instructions.
12007 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12009 * builtins.c (do_mpc_arg2): New.
12010 (fold_builtin_2): Fold builtin cpow.
12011 * real.h (HAVE_mpc_pow): New.
12013 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12015 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12016 comparison to skip unprofitable schedule
12018 2009-07-16 Simon Baldwin <simonb@google.com>
12020 * gcc.c (option_map): New flag -no-canonical-prefixes.
12021 * (display_help): Print help text for new flag.
12022 * (process_command): Move options translation and language specifics
12023 and handle new flag early. Use it to set a function pointer to a
12024 prefix builder. Replace make_relative_prefix calls with calls to
12025 the function pointed to. Ignore new flag in regular options handling.
12026 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12028 2009-07-15 DJ Delorie <dj@redhat.com>
12030 * config/mep/mep.md (sibcall_internal): Change register to avoid
12031 argument registers.
12032 (sibcall_value_internal): Likewise.
12034 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12036 PR rtl-optimization/40710
12037 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12039 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12041 * config/mips/mips.md (*extenddi_truncate<mode>,
12042 *extendsi_truncate<mode>): Change type attribute to move_type
12043 with shift_shift. Split out code handling exts from here ...
12044 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12046 (*extendhi_truncateqi): Change type attribute to move_type with
12047 shift_shift. Split out code handling exts from here ...
12048 (*extendhi_truncateqi_exts): ... to this new pattern.
12050 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12052 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12053 instead of "and" with inverted sign bit mask value. Use
12054 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12055 Allocate registers only for operand 4 and operand 5.
12057 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12059 PR middle-end/40747
12060 * fold-const.c (fold_cond_expr_with_comparison): When folding
12061 < and <= to MIN, make sure the MIN uses the same type as the
12062 comparison's operands.
12064 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12066 * arm.md (ior_xor): New code iterator.
12067 (split for ior/xor with shift and zero-extend): New split pattern.
12068 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12070 2009-07-15 Richard Guenther <rguenther@suse.de>
12072 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12075 2009-07-15 Richard Guenther <rguenther@suse.de>
12077 PR middle-end/40753
12078 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12080 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12082 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12083 handle 2.6.30 kernel.
12085 2009-07-15 DJ Delorie <dj@redhat.com>
12087 * config/mep/mep.md (sibcall_internal): Change register to allow
12088 for 24-bit addresses.
12089 (sibcall_value_internal): Likewise.
12091 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12093 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12094 that are enabled/disabled by the flags introduced by a previous patch.
12096 2009-07-14 DJ Delorie <dj@redhat.com>
12098 * config/mep/mep.md (sibcall_internal): Include non-toggling
12100 (sibcall_value_internal): Likewise.
12102 2009-07-14 Taras Glek <tglek@mozilla.com>
12103 Rafael Espindola <espindola@google.com>
12105 * doc/sourcebuild.texi: Document install-plugin target.
12106 * configure.ac: Added install-plugin target to language makefiles.
12107 * configure: Regenerate.
12108 * Makefile.in (install-plugin): Install more headers,
12109 depend on lang.install-plugin.
12111 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12113 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12116 2009-07-14 DJ Delorie <dj@redhat.com>
12118 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12119 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12120 * config/mep/mep.md (sibcall_internal): Change test from
12121 mep_vliw_mode_match to mep_vliw_jmp_match.
12122 (sibcall_value_internal): Likewise.
12124 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12126 * config/i386/sse.md (copysign<mode>3): New expander.
12127 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12128 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12129 Use ix86_build_const_vector.
12130 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12131 IX86_BUILTIN_CPYSGNPD.
12132 (builtin_description): Add __builtin_ia32_copysignps and
12133 __builtin_ia32_copysignpd.
12134 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12135 and BUILT_IN_COPYSIGNF.
12137 2009-07-13 Jason Merrill <jason@redhat.com>
12139 * builtins.c (can_trust_pointer_alignment): New fn.
12140 (get_pointer_alignment): Factor it out from here.
12141 * tree.h: Declare it.
12143 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12145 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12148 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12152 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12154 2009-07-14 Richard Guenther <rguenther@suse.de>
12155 Andrey Belevantsev <abel@ispras.ru>
12157 PR middle-end/40745
12158 * cfgexpand.c (partition_stack_vars): Do not bother to update
12159 alias information when not optimizing.
12161 2009-07-14 Richard Guenther <rguenther@suse.de>
12162 Andrey Belevantsev <abel@ispras.ru>
12164 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12165 (pt_solution_set): Likewise.
12166 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12167 * tree-ssa-structalias.c (pt_solution_set): New function.
12168 * final.c (rest_of_clean_state): Free SSA data structures.
12169 * print-rtl.c (print_decl_name): Remove.
12170 (print_mem_expr): Implement in terms of print_generic_expr.
12171 * alias.c (ao_ref_from_mem): New function.
12172 (rtx_refs_may_alias_p): Likewise.
12173 (true_dependence): Query alias-export info.
12174 (canon_true_dependence): Likewise.
12175 (write_dependence_p): Likewise.
12176 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12178 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12179 (mem_expr_equal_p): Use operand_equal_p.
12180 (set_mem_attributes_minus_bitpos): Do not use
12181 component_ref_for_mem_expr.
12182 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12183 (update_alias_info_with_stack_vars): Likewise.
12184 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12185 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12186 explicitly nor clear stmt operands.
12187 Free the decl-to-pointer map.
12188 * tree-optimize.c (execute_free_datastructures): Do not free
12189 SSA data structures here.
12190 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12191 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12192 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12194 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12196 2009-07-13 DJ Delorie <dj@redhat.com>
12198 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12199 unrolling at the right iteration count.
12201 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12204 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12206 * haifa-sched.c (rank_for_schedule): Introduced flags to
12207 enable/disable individual scheduling heuristics.
12208 * common.opt: Introduced flags to enable/disable individual
12209 heuristics in the scheduler.
12210 * doc/invoke.texi: Introduced flags to enable/disable individual
12211 heuristics in the scheduler.
12213 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12215 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12216 config/i386/mingw-tls.c.
12217 * config/i386/mingw-tls.c: Removed.
12219 2009-07-13 Ira Rosen <irar@il.ibm.com>
12221 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12222 checks access only relevant statements.
12223 (vectorizable_reduction): Likewise.
12225 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12227 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12228 just for 32-bit case.
12230 2009-07-12 Jan Hubicka <jh@suse.cz>
12232 PR tree-optimization/40585
12233 * except.c (expand_resx_expr): When there already is resume
12234 instruction, produce linked list.
12235 (build_post_landing_pads): Assert that resume is empty.
12236 (connect_post_landing_pads): Handle resume lists.
12237 (dump_eh_tree): Dump resume list.
12239 2009-07-12 Ira Rosen <irar@il.ibm.com>
12241 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12242 with additional argument.
12243 * tree-vectorizer.h (enum vect_def_type): Add
12244 vect_double_reduction_def.
12245 (vect_is_simple_reduction): Add argument.
12246 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12248 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12249 vect_is_simple_reduction with additional argument.
12250 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12252 (reduction_code_for_scalar_code): Handle additional codes by
12253 returning ERROR_MARK for them. Fix comment and indentation.
12254 (vect_is_simple_reduction): Fix comment, add argument to specify
12255 double reduction. Detect double reduction.
12256 (get_initial_def_for_induction): Fix indentation.
12257 (get_initial_def_for_reduction): Fix comment and indentation.
12258 Handle double reduction. Create initial definitions that do not
12259 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12260 (vect_create_epilog_for_reduction): Fix comment, add argument to
12261 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12262 epilogue result extraction. Create double reduction phi node and
12263 replace relevant uses.
12264 (vectorizable_reduction): Call vect_is_simple_reduction with
12265 additional argument. Fix indentation. Update epilogue code treatment
12266 according to the changes in reduction_code_for_scalar_code. Check
12267 for double reduction. Call vect_create_epilog_for_reduction with
12268 additional argument.
12269 * tree-vect-stmts.c (process_use): Handle double reduction, update
12271 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12272 (vect_get_vec_def_for_operand): Likewise.
12274 2009-07-12 Danny Smith <dansmister@gmail.com>
12276 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12277 dllexport if !TREE_PUBLIC.
12278 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12280 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12282 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12283 (avr_extra_arch_macro) Remove declatation.
12284 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12285 (avr_extra_arch_macro) Declare as static.
12286 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12288 2009-07-11 Jan Hubicka <jh@suse.cz>
12290 PR middle-end/48388
12291 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12293 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12296 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12297 cold_in_std_section bits.
12298 (dwarf2out_begin_prologue): Initialize them.
12299 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12300 if already covered by text_section or cold_text_section range.
12302 PR rtl-optimization/40667
12303 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12304 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12305 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12306 * config/i386/i386.c (ix86_minimum_alignment): New function.
12307 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12308 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12309 * emit-rtl.c (gen_reg_rtx): Likewise.
12310 * function.c (assign_parms): Likewise. If nominal_type needs
12311 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12312 rather than passed_type's alignment.
12315 * function.c (assign_parm_setup_stack): Adjust
12316 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12317 from nominal_mode on big endian.
12319 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12321 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12323 2009-07-10 DJ Delorie <dj@redhat.com>
12325 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12327 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12329 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12331 (thumb2_cbnz): Likewise.
12333 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12336 * config.gcc (supported_defaults): Add synci.
12337 (with_synci): Add validation.
12338 (all_defaults): Add synci.
12339 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12342 * config/mips/mips.opt (msynci): New option.
12343 * config/mips/mips.c (mips_override_options): Warn on use of
12344 -msynci for targets that do now support it.
12345 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12347 * gcc/doc/invoke.texi (-msynci): Document the new option.
12348 * doc/install.texi (--with-synci): Document the new option.
12350 2009-07-10 Richard Guenther <rguenther@suse.de>
12352 PR tree-optimization/40496
12353 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12354 the PHI result with a compatible type.
12356 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12360 * c.opt (Wunused-result): New.
12361 * doc/invoke.texi: Document it.
12362 * c-common.c (c_warn_unused_result): Use it.
12364 2009-07-09 DJ Delorie <dj@redhat.com>
12366 * targhooks.c (default_target_can_inline_p): Rename from
12367 default_target_option_can_inline_p.
12368 * targhooks.h (default_target_can_inline_p): Likewise.
12369 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12370 TARGET_OPTION_CAN_INLINE_P.
12371 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12372 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12373 (mep_target_can_inline_p): Rename from
12374 mep_target_option_can_inline_p.
12377 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12378 registers used to pass vectors.
12380 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12382 2009-07-09 Tom Tromey <tromey@redhat.com>
12384 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12385 * config/mmix/mmix.c: Include dwarf2.h.
12386 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12387 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12388 * config/sh/sh.c: Include dwarf2.h.
12389 * config/i386/i386.c: Include dwarf2.h.
12390 * Makefile.in (DWARF2_H): Remove 'elf'.
12391 * except.c: Include dwarf2.h.
12392 * unwind-dw2.c: Include dwarf2.h.
12393 * dwarf2out.c: Include dwarf2.h.
12394 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12395 * unwind-dw2-fde.c: Include dwarf2.h.
12396 * dwarf2asm.c: Include dwarf2.h.
12398 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12400 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12401 (max_issue): Use it.
12402 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12404 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12405 (region_sched_info): Update.
12406 * sched-ebb.c (ebb_sched_info): Update.
12407 * modulo-sched.c (sms_sched_info): Update.
12408 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12410 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12412 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12414 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12416 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12418 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12420 PR middle-end/40692
12421 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12422 arg1 with arg01 if arg1 is already INTEGER_CST.
12424 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12426 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12427 Transform (and (truncate)) into (truncate (and)).
12429 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12431 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12432 creating LHS paradoxical subregs. Fix surrounding returns to
12433 use NULL_RTX rather than 0.
12435 2009-07-08 DJ Delorie <dj@redhat.com>
12437 * config/mep/mep.c (mep_option_can_inline_p): New.
12438 (TARGET_OPTION_CAN_INLINE_P): Define.
12440 2009-07-08 Mark Wielaard <mjw@redhat.com>
12443 * dwarf2out.c (add_data_member_location_attribute): When we have
12444 only a constant offset don't emit a new location description using
12445 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12448 2009-07-08 Richard Henderson <rth@redhat.com>
12451 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12452 (enum reg_class): Add CLOBBERED_REGS.
12453 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12454 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12455 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12456 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12457 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12458 force 64-bit sibcalls into R11.
12459 * config/i386/constraints.md (U): New constraint.
12460 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12461 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12462 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12464 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12466 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12468 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12469 * ebitmap.h (dump_ebitmap): Ditto.
12470 * optabs.h (optab_libfunc): Ditto.
12471 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12472 * tree-flow.h (vect_can_force_dr_alignment_p,
12473 get_vectype_for_scalar_type): Ditto.
12474 (vectorize_loops): Move prototype to ...
12475 * tree-vectorizer.h: ... here. Also, adjust comment.
12476 (vect_set_verbosity_level): Remove duplicate prototype.
12477 * tree-ssa-loop.c: Include tree-vectorizer.h.
12478 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12480 2009-07-08 Nick Clifton <nickc@redhat.com>
12482 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12485 2009-07-08 DJ Delorie <dj@redhat.com>
12487 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12488 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12489 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12491 * config/mep/intrinsics.md: Regenerated.
12492 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12493 registers when asm() or calls are detected.
12495 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12498 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12500 * gimple (gimple_build_call_from_tree): Likewise.
12501 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12502 no_warning flag before warning.
12504 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12506 * tree.c (set_expr_locus): Remove.
12507 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12508 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12510 * gimplify.c (internal_get_tmp_var): Likewise.
12511 (gimplify_call_expr): Likewise.
12512 (gimplify_one_sizepos): Likewise.
12514 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12517 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12518 to variables for debugging purposes.
12520 2009-06-23 Mark Loeser <mark@halcy0n.com>
12523 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12525 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12527 * pretty-print.c (pp_base_format): Remove %J.
12528 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12529 gcc_cxxdiag_char_table): Likewise.
12530 (init_dynamic_diag_info): Likewise.
12532 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12534 * pretty-print.c (pp_base_format): Remove %H.
12535 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12536 gcc_cxxdiag_char_table): Likewise.
12537 (init_dynamic_diag_info): Likewise.
12538 * config/mep/mep.c (mep_select_section): Likewise.
12540 2009-07-07 Duncan Sands <baldrick@free.fr>
12542 * final.c (pass_clean_state): Give the pass a name.
12543 * passes.c (pass_rest_of_compilation): Likewise.
12544 * tree-optimize.c (pass_all_optimizations): Likewise.
12546 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12548 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12549 an extra 'decl' for error_at.
12551 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12553 PR middle-end/40669
12554 * tree-tailcall.c (adjust_return_value_with_ops,
12555 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12556 if it has complex or vector type.
12558 2009-07-07 Olivier Hainque <hainque@adacore.com>
12560 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12563 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12565 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12567 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12569 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12570 * c-decl.c: Likewise.
12571 * function.c: Likewise.
12572 * varasm.c: Likewise.
12573 * tree-ssa.c: Likewise.
12574 * c-common.c: Likewise.
12575 * tree-cfg.c: Likewise.
12576 * config/spu/spu.c: Likewise.
12577 * config/ia64/ia64.c: Likewise.
12578 * config/v850/v850.c: Likewise.
12580 2009-07-06 DJ Delorie <dj@redhat.com>
12582 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12583 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12584 unspecified accesses to control registers.
12585 * config/mep/intrinsics.md: Regenerate.
12586 * config/mep/intrinsics.h: Regenerate.
12587 * config/mep/mep-intrin.h: Regenerate.
12589 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12591 * c-lex.c: Replace %H by an explicit location. Update all calls.
12592 * c-common.c: Likewise.
12593 * c-decl.c: Likewise.
12594 * c-typeck.c: Likewise.
12595 * fold-const.c: Likewise.
12596 * gimplify.c: Likewise.
12597 * stmt.c: Likewise.
12598 * tree-cfg.c: Likewise.
12599 * tree-ssa-loop-niter.c: Likewise.
12600 * tree-vrp.c: Likewise.
12601 * value-prof.c: Likewise.
12603 2009-07-06 Diego Novillo <dnovillo@google.com>
12605 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12606 if it has one. Handle cases where VAR does not have an
12607 annotation or cfun is NULL.
12609 2009-07-06 Diego Novillo <dnovillo@google.com>
12611 * tree.c: Include debug.h.
12612 (initialize_tree_contains_struct): New.
12613 (init_ttree): Call it.
12614 (tree_node_structure_for_code): Factor out of ...
12615 (tree_node_structure): ... here.
12616 * treestruct.def (TS_PHI_NODE): Remove.
12617 (TS_GIMPLE_STATEMENT): Remove.
12619 2009-07-06 Diego Novillo <dnovillo@google.com>
12621 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12622 (debug_tree_chain): Handle cycles.
12624 2009-07-06 Nick Clifton <nickc@redhat.com>
12625 DJ Delorie <dj@redhat.com>
12627 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12628 __FMOVD_ENABLED__ is defined.
12630 (TARGET_FMOVD): Provide a default definition.
12631 (MASK_FMOVD): Likewise.
12632 (TARGET_CPU_CPP_BUILTINS): Define
12633 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12634 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12635 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12636 (split for DF load from memory into register): Also handle
12637 MEMs which consist of REG+DISP addressing.
12638 (split for DF store from register to memory): Likewise.
12639 (movsf_ie): Always use single fp_mode.
12640 * config/sh/sh.c (sh_override_options): Do not automatically
12641 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12642 that to the -mfmovd command line switch.
12643 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12644 (fldi_ok): Always allow.
12645 * config/sh/sh.opt (mfmovd): Remove this switch.
12646 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12648 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12649 Kaz Kojima <kkojima@gcc.gnu.org>
12651 PR rtl-optimization/30807
12652 * postreload.c (reload_combine): For every new use of REG_SUM,
12653 record the use of BASE.
12655 2009-07-06 Jan Hubicka <jh@suse.cz>
12657 * params.def: Revert my accidental commit at 2009-06-30.
12659 2009-07-04 Ian Lance Taylor <iant@google.com>
12662 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12664 (mingw_format_attribute_overrides): Likewise.
12666 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12669 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12670 don't check cfa.reg. Instead of cfa.indirect use
12671 fde && fde->drap_reg != INVALID_REGNUM test.
12673 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12675 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12677 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12680 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12682 2009-07-03 Richard Guenther <rguenther@suse.de>
12684 PR tree-optimization/40640
12685 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12688 2009-07-03 Jan Hubicka <jh@suse.cz>
12690 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12691 for size, reduce amount of inlining.
12693 2009-07-03 Richard Guenther <rguenther@suse.de>
12695 PR middle-end/34163
12696 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12697 if t +- x is known to not overflow and the conversion widens the
12699 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12701 2009-07-03 Jan Hubicka <jh@suse.cz>
12703 * ipa-pure-const.c (analyze): Update loop optimizer init.
12704 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12705 try_remove_empty_loop, remove_empty_loops): Remove.
12706 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12707 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12708 to mark regular loops as neccesary.
12709 (degenerate_phi_p): New function.
12710 (propagate_necessity, remove_dead_phis): Use it.
12711 (forward_edge_to_pdom): Likewise.
12712 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12713 virtual PHI nodes that became unreachable.
12714 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12715 * tree-flow.h (remove_empty_loops): Remove.
12716 * passes.c (init_optimization_passes): Remove.
12718 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12720 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12721 can_create_pseudo_p.
12722 (*fix_trunc<mode>_i387_1): Ditto.
12723 (*floathi<mode>2_1): Ditto.
12724 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12725 (*fistdi2_1): Ditto.
12726 (*fist<mode>2_1): Ditto.
12727 (frndintxf2_floor): Ditto.
12728 (*fist<mode>2_floor_1): Ditto.
12729 (frndintxf2_ceil): Ditto.
12730 (*fist<mode>2_ceil_1): Ditto.
12731 (frndintxf2_trunc): Ditto.
12732 (frndintxf2_mask_pm): Ditto.
12733 (fxam<mode>2_i387_with_temp): Ditto.
12734 * config/i386/sse.md (mulv16qi3): Ditto.
12735 (*sse2_mulv4si3): Ditto.
12737 (sse4_2_pcmpestr): Ditto.
12738 (sse4_2_pcmpistr): Ditto.
12740 2009-07-03 Jan Hubicka <jh@suse.cz>
12742 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12743 (mark_stmt_necessary): Set it.
12744 (mark_operand_necessary): Set it.
12745 (mark_control_dependent_edges_necessary): Set it.
12746 (mark_virtual_phi_result_for_renaming): New function.
12747 (get_live_post_dom): New function.
12748 (forward_edge_to_pdom): New function.
12749 (remove_dead_stmt): Fix handling of control dependences.
12750 (tree_dce_init): Init new bitmap.
12751 (tree_dce_done): Free it.
12753 2009-07-02 Richard Guenther <rguenther@suse.de>
12756 * tree-ssa-structalias.c (new_var_info): Initialize
12759 2009-07-02 Jan Hubicka <jh@suse.cz>
12761 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12764 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12766 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12767 instead of recomputing it. Adjust calls.
12768 (emit_store_flag): Adjust recursive calls.
12770 2009-07-02 Richard Guenther <rguenther@suse.de>
12772 * tree-ssa-live.c (remove_unused_locals): Do not remove
12774 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12775 of DECL_EXTERNAL for HEAP variables.
12776 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12777 HEAP variables. Do not adjust RESTRICT vars.
12778 (find_what_var_points_to): Nobody cares if something
12779 points to READONLY.
12781 2009-07-02 Ben Elliston <bje@au.ibm.com>
12783 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12784 pc_low and pc_high declarations to the top of the function.
12786 2009-07-01 DJ Delorie <dj@redhat.com>
12788 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12789 registers as fixed.
12790 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12791 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12792 unspecified accesses to control registers.
12793 * config/mep/intrinsics.md: Regenerate.
12794 * config/mep/intrinsics.h: Regenerate.
12795 * config/mep/mep-intrin.h: Regenerate.
12797 2009-07-01 Anthony Green <green@moxielogic.com>
12799 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12800 instruction when possible.
12801 (moxie_expand_prologue): Ditto. Also, save an instruction and
12802 some complexity by popping off of $r12 instead of $sp.
12803 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12806 2009-07-01 Richard Henderson <rth@redhat.com>
12809 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12810 contained no insns, reposition note before last insn.
12812 2009-07-01 Richard Henderson <rth@redhat.com>
12815 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12816 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12818 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12821 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12822 darwin9 for printing reg addresses with %y.
12824 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12826 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12827 truncation from operands in binary operations.
12829 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12832 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12833 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12834 subreg of op0 to the original op0.
12836 * expmed.c (store_bit_field_1): Use a temporary as the destination
12837 instead of a paradoxical subreg when we need to truncate the result.
12839 2009-07-01 DJ Delorie <dj@redhat.com>
12841 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12842 names to VLIW variants.
12843 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12844 * config/mep/intrinsics.md: Regenerate.
12845 * config/mep/intrinsics.h: Regenerate.
12846 * config/mep/mep-intrin.h: Regenerate.
12848 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12851 * jump.c (returnjump_p): Revert last patch.
12852 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12854 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12857 * pa.md (casesi32p): Use jump table label to determine the offset
12859 (casesi64p): Likewise.
12861 * pa.c (forward_branch_p): Return bool type. Use instruction
12862 addresses when available. Assert that INSN has a jump label.
12863 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12866 2009-07-01 Richard Guenther <rguenther@suse.de>
12868 PR tree-optimization/19831
12869 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12870 that only act as barriers do not make any previous stores necessary.
12871 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12872 HEAP variables global, do not add a constraint from nonlocal.
12873 (find_func_aliases): Handle escapes through return statements.
12874 (compute_points_to_sets): Make escaped HEAP variables global.
12876 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12879 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12880 after reducing a DImode cstore to SImode.
12882 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12884 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12885 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12887 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12889 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12890 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12892 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12893 and umod_optab if TARGET_BSD_DIVMOD.
12894 * config/vax/lib1funcs.asm: New file.
12895 * config/vax/t-linux: New file.
12896 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12898 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12901 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12902 to type arguments that have void type.
12905 * dwarf2out.c (gen_formal_parameter_die): Call
12906 equate_decl_number_to_die if node is different from origin.
12908 2009-06-30 Anthony Green <green@moxielogic.com>
12910 Clean up moxie port for --enable-build-with-cxx.
12911 * config/moxie/moxie.c (moxie_function_value): First two
12912 parameters are const_tree, not tree.
12913 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12914 (REG_CLASS_NAMES): Ditto.
12915 (REGNO_REG_CLASS): Ditto.
12916 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12917 (moxie_function_value): Fix constyness of arguments.
12919 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12921 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12922 finalize_size_functions before further processing.
12923 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12924 (variable_size): Call self_referential_size on size expressions
12925 that contain a PLACEHOLDER_EXPR.
12926 (size_functions): New static variable.
12927 (copy_self_referential_tree_r): New static function.
12928 (self_referential_size): Likewise.
12929 (finalize_size_functions): New global function.
12930 * tree.c: Include tree-inline.h.
12931 (push_without_duplicates): New static function.
12932 (find_placeholder_in_expr): New global function.
12933 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12935 <tcc_expression>: Likewise.
12936 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12937 the call in the expression.
12938 * tree.h (finalize_size_functions): Declare.
12939 (find_placeholder_in_expr): Likewise.
12940 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12941 (substitute_placeholder_in_expr): Update comment.
12942 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12944 (copy_tree_body_r): Likewise.
12945 (copy_tree_body): New static function.
12946 (maybe_inline_call_in_expr): New global function.
12947 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12948 (maybe_inline_call_in_expr): Declare.
12949 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12950 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12953 2009-06-30 Richard Guenther <rguenther@suse.de>
12955 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12957 (propagate_necessity): Do not mark reaching defs of stores
12960 2009-06-30 Jan Hubicka <jh@suse.cz>
12962 * cfgloopanal.c (check_irred): Move into ...
12963 (mark_irreducible_loops): ... here; return true if ireducible
12965 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12966 (analyze_function): Try to prove loop finiteness.
12967 * cfgloop.h (mark_irreducible_loops): Update prototype.
12968 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12970 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12972 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12974 2009-06-30 Ira Rosen <irar@il.ibm.com>
12976 PR tree-optimization/40542
12977 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12980 2009-06-30 Martin Jambor <mjambor@suse.cz>
12982 PR tree-optimization/40582
12983 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12984 than useless_type_conversion_p.
12985 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12988 2009-06-30 Martin Jambor <mjambor@suse.cz>
12990 PR middle-end/40554
12991 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12993 2009-06-30 Richard Guenther <rguenther@suse.de>
12995 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12996 use ao_ref references.
12997 (walk_aliased_vdefs): Likewise.
12998 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12999 * tree-ssa-dce.c (struct ref_data): Remove.
13000 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13001 (mark_aliased_reaching_defs_necessary): Adjust.
13002 (mark_all_reaching_defs_necessary_1): Likewise.
13004 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13007 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13008 (emit_store_flag_1): Extract from emit_store_flag, adjust
13009 calls to (what now is) emit_cstore.
13010 (emit_store_flag): Call emit_store_flag_1 and also use it
13011 for what used to be recursive calls.
13013 2009-06-30 Wei Guozhi <carrot@google.com>
13016 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13017 if the target bb post dominates from bb.
13018 * config/i386/i386.c (memory_address_length): Check existence of base
13019 register before using it.
13021 2009-06-30 Nick Clifton <nickc@redhat.com>
13022 DJ Delorie <dj@redhat.com>
13024 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13025 __FMOVD_ENABLED__ is defined.
13027 (TARGET_FMOVD): Provide a default definition.
13028 (MASK_FMOVD): Likewise.
13029 (TARGET_CPU_CPP_BUILTINS): Define
13030 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13031 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13032 two fmov instructions depending upon whether TARGET_FMOVD is
13034 (split for DF load from memory into register): Also handle
13035 MEMs which consist of REG+DISP addressing.
13036 (split for DF store from register to memory): Likewise.
13037 * config/sh/sh.opt (mfmovd): Remove this switch.
13038 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13039 * config/sh/sh.c (sh_override_options): Do not automatically
13040 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13041 that to the -mfmovd command line switch.
13043 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13045 (fldi_ok): Always allow.
13046 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13048 2009-06-29 DJ Delorie <dj@redhat.com>
13050 * doc/install.texi (mep-x-elf): Correct chip's full name.
13052 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13054 * doc/extend.texi: Fix typo.
13056 2009-06-29 Tom Tromey <tromey@redhat.com>
13058 * dwarf2.h: Remove.
13059 * Makefile.in (DWARF2_H): New variable.
13060 (except.o): Use it.
13061 (dwarf2out.o): Likewise.
13062 (dwarf2asm.o): Likewise.
13063 * config/i386/t-i386: Use DWARF2_H.
13064 * except.c: Include elf/dwarf2.h.
13065 * unwind-dw2.c: Include elf/dwarf2.h.
13066 * dwarf2out.c: Include elf/dwarf2.h.
13067 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13068 <dtprel>: New field.
13069 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13070 (size_of_loc_descr): Likewise.
13071 (output_loc_operands_raw): Likewise.
13072 (output_loc_operands): Handle new dtprel field.
13073 (loc_checksum): Update.
13074 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13075 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13076 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13077 * dwarf2asm.c: Include elf/dwarf2.h.
13078 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13079 * config/mmix/mmix.c: Include elf/dwarf2.h.
13080 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13081 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13082 * config/sh/sh.c: Include elf/dwarf2.h.
13083 * config/i386/i386.c: Include elf/dwarf2.h.
13085 2009-06-29 DJ Delorie <dj@redhat.com>
13087 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13089 * doc/extend.texi: Add MeP attributes and pragmas.
13090 * doc/invoke.text: Add MeP Options.
13091 * doc/contrib.texi: Add MeP contribution.
13092 * doc/md.texi: Add MeP constraints.
13093 * doc/install.texi: Add MeP target.
13095 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13097 * target.h (struct gcc_target): Add frame_pointer_required field.
13098 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13099 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13100 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13102 * reload1.c (update_eliminables): (Ditto.).
13103 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13104 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13105 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13107 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13109 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13110 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13111 (arm_frame_pointer_required): New function.
13113 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13114 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13115 (avr_frame_pointer_required_p): Declare as static.
13116 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13118 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13119 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13120 (bfin_frame_pointer_required): Make as static, change return type
13122 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13124 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13125 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13126 (cris_frame_pointer_required): New function.
13128 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13130 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13131 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13132 (fr30_frame_pointer_required): New function.
13134 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13135 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13136 (frv_frame_pointer_required): Make as static, change return type
13138 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13140 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13141 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13142 (ix86_frame_pointer_required): Make as static, change return type to
13144 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13146 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13147 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13149 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13151 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13153 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13155 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13156 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13157 (mips_frame_pointer_required): Make as static.
13158 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13160 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13161 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13162 (mmix_frame_pointer_required): Mew function.
13164 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13165 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13167 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13169 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13171 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13173 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13174 (CAN_ELIMINATE): Redefine.
13175 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13176 (sparc_frame_pointer_required): New function.
13177 (sparc_can_eliminate): New function.
13178 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13180 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13181 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13183 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13184 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13185 (xtensa_frame_pointer_required): Make as static, change return type
13187 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13190 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13192 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13193 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13194 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13195 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13196 (register_callback): Handle PLUGIN_START_UNIT.
13197 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13199 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13201 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13203 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13204 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13206 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13208 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13211 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13213 * doc/extend.texi (Additional Floating Types): __float128 is also
13214 supported on i386 targets.
13216 2009-06-29 Richard Guenther <rguenther@suse.de>
13218 PR middle-end/14187
13219 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13221 (pt_solutions_same_restrict_base): Declare.
13222 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13224 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13225 (make_constraint_from, make_copy_constraint): Move earlier.
13226 (make_constraint_from_heapvar): New function.
13227 (make_constraint_from_restrict): Likewise.
13228 (handle_lhs_call): Use it.
13229 (find_func_aliases): Use it to track conversions to restrict
13230 qualified pointers.
13231 (struct fieldoff): Add only_restrict_pointers flag.
13232 (push_fields_onto_fieldstack): Initialize it.
13233 (create_variable_info_for): Track global restrict qualified pointers.
13234 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13235 Track restrict qualified pointer arguments.
13236 (set_uids_in_ptset): Use varinfo is_global_var flag.
13237 (find_what_var_points_to): Set the vars_contains_restrict flag.
13238 Always create the points-to solution for sets including restrict tags.
13239 (pt_solutions_same_restrict_base): New function.
13240 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13241 qualified pointers use pt_solutions_same_restrict_base as
13242 additional source for disambiguation.
13244 2009-06-29 Richard Guenther <rguenther@suse.de>
13246 PR middle-end/38212
13247 * alias.c (find_base_decl): Remove.
13248 (get_deref_alias_set_1): Remove restrict handling.
13249 * c-common.c (c_apply_type_quals_to_decl): Do not set
13250 DECL_POINTER_ALIAS_SET.
13251 * gimplify.c (find_single_pointer_decl_1): Remove.
13252 (find_single_pointer_decl): Likewise.
13253 (internal_get_tmp_var): Remove restrict handling.
13254 (gimple_regimplify_operands): Likewise.
13255 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13256 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13257 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13258 * tree.c (restrict_base_for_decl): Remove.
13259 (init_ttree): Do not allocate it.
13260 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13261 LABEL_DECL_UID for label decls.
13262 (copy_node_stat): Do not copy restrict information.
13263 (decl_restrict_base_lookup): Remove.
13264 (decl_restrict_base_insert): Likewise.
13265 (print_restrict_base_statistics): Likewise.
13266 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13267 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13268 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13269 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13270 (LABEL_DECL_UID): Adjust.
13271 (DECL_BASED_ON_RESTRICT_P): Remove.
13272 (DECL_GET_RESTRICT_BASE): Likewise.
13273 (SET_DECL_RESTRICT_BASE): Likewise.
13274 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13276 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13277 instead of DECL_POINTER_ALIAS_SET.
13278 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13279 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13280 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13282 2009-06-29 Richard Guenther <rguenther@suse.de>
13284 PR tree-optimization/40579
13285 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13286 the IL to simplify has constants that overflowed.
13288 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13290 PR tree-optimization/40550
13291 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13292 vector_compute_type only when the size of vector_compute_type is
13293 less than the size of type.
13295 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13297 * fold-const.c (contains_label_1): Fix comments.
13298 (contains_label_p): Do not walk trees multiple time.
13300 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13302 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13303 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13304 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13305 ix86_fp_comparison_operator.
13306 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13307 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13308 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13309 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13310 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13311 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13312 (related splits): Change predicate to ix86_fp_comparison_operator.
13313 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13314 instead of ix86_fp_comparison_codes.
13315 (ix86_trivial_fp_comparison_operator,
13316 ix86_fp_comparison_operator): New.
13317 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13318 (ix86_expand_compare): Eliminate last two parameters.
13319 (ix86_fp_jump_nontrivial_p): Kill.
13320 * config/i386/i386.c (put_condition_code): Eliminate call to
13321 ix86_fp_comparison_codes and subsequent assertion.
13322 (ix86_fp_comparison_codes): Eliminate.
13323 (ix86_fp_swap_condition): New.
13324 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13325 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13326 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13327 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13328 and ix86_fp_swap_condition.
13329 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13330 Use ix86_fp_comparison_strategy.
13331 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13332 (ix86_fp_jump_nontrivial_p): Eliminate.
13333 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13334 call to ix86_expand_compare.
13335 (ix86_split_fp_branch, ix86_expand_setcc,
13336 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13337 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13339 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13341 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13342 related to jump_clobbers.
13343 * config/arm/arm.md (conds): Remove jump_clob case.
13344 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13345 splits): Change comparison_operator to arm_comparison_operator.
13346 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13349 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13351 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13352 condition for floating point modes.
13353 * expmed.c (emit_store_flag_1): Move here a bigger part
13354 of emit_store_flag.
13355 (emit_store_flag): Try swapping the condition for floating point
13357 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13359 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13361 * expr.c (expand_expr_real_1): Just use do_store_flag.
13362 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13363 emit_store_flag_force.
13364 * expmed.c (emit_store_flag_force): Copy here trick
13365 previously in expand_expr_real_1. Try reversing the comparison.
13366 (emit_store_flag_1): Work if target is NULL.
13367 (emit_store_flag): Work if target is NULL, using the result mode
13368 from the comparison. Use split_comparison, restructure final part
13369 to simplify conditionals.
13371 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13373 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13374 * dojump.c (do_jump): Change handling of floating-point
13375 ops to use just do_compare_and_jump.
13376 (split_comparison): New.
13377 (do_compare_rtx_and_jump): Add here logic coming previously
13378 in do_jump, using split_comparison.
13380 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13383 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13385 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13387 * tree-ssa-alias.c: Fix unintentional commit.
13389 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13391 * passes.c (execute_one_pass): Fix unintentional commit.
13393 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13395 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13396 (df_rd_local_compute, df_md_local_compute): Inline them.
13398 (df_md_scratch): New.
13399 (df_md_alloc, df_md_free): Allocate/free it.
13400 (df_md_local_compute): Only include live registers in init.
13401 (df_md_transfer_function): Prune the in-set computed by
13402 the confluence function, and the gen-set too.
13404 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13406 PR rtl-optimization/26854
13407 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13408 * df-problems.c (df_rd_add_problem): Fix comment.
13409 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13410 df_md_simulate_artificial_defs_at_top,
13411 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13412 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13413 df_md_transfer_function, df_md_init, df_md_confluence_0,
13414 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13415 problem_MD, df_md_add_problem): New.
13416 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13417 df_md_get_bb_info): New.
13418 (DF_LAST_PROBLEM_PLUS1): Adjust.
13420 * Makefile.in (fwprop.o): Include domwalk.h.
13421 * fwprop.c: Include domwalk.h.
13422 (reg_defs, reg_defs_stack): New.
13423 (bitmap_only_bit_between): Remove.
13424 (process_defs): New.
13425 (process_uses): Use reg_defs and local_md instead of
13426 bitmap_only_bit_between and local_rd.
13427 (single_def_use_enter_block): New, from build_single_def_use_links.
13428 (single_def_use_leave_block): New.
13429 (build_single_def_use_links): Remove code moved to
13430 single_def_use_enter_block, invoke domwalk.
13431 (use_killed_between): Adjust comment.
13433 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13435 * bitmap.h (bitmap_ior_and_into): New.
13436 * bitmap.c (bitmap_ior_and_into): New.
13438 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13440 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13441 before_dom_children_before_stmts and after_dom_children_after_stmts.
13442 Rename the two remaining callbacks to just before_dom_children and
13443 after_dom_children. Remove other GIMPLE statement walking bits.
13444 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13445 * graphite.c: Do not include domwalk.h.
13446 * tree-into-ssa.c (interesting_blocks): New global.
13447 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13448 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13449 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13450 now that they're not domwalk callbacks.
13451 (rewrite_initialize_block): Rename to...
13452 (rewrite_enter_block): ... this, place after called functions. Test
13453 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13454 (rewrite_finalize_block): Rename to...
13455 (rewrite_leave_block): ... this, place after called functions.
13456 (rewrite_update_init_block): Rename to...
13457 (rewrite_update_enter_block): ... this, place after called functions.
13458 Test interesting_blocks, call rewrite_update_stmt and
13459 rewrite_update_phi_arguments.
13460 (rewrite_update_fini_block): Rename to...
13461 (rewrite_leave_block): ... this, place after called functions.
13462 (rewrite_blocks): Remove last argument, simplify initialization of
13464 (mark_def_sites_initialize_block): Rename to...
13465 (mark_def_sites_block): ... this, call mark_def_sites.
13466 (mark_def_sites_blocks): Remove argument, simplify initialization of
13468 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13469 (update_ssa): Likewise.
13470 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13472 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13473 (dom_opt_initialize_block): Rename to...
13474 (dom_opt_enter_block): ... this, place after called functions. Walk
13475 statements here, inline propagate_to_outgoing_edges.
13476 (dom_opt_finalize_block): Rename to...
13477 (dom_opt_leave_block): ... this, place after called functions.
13478 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13480 (dse_enter_block, dse_record_phi): New.
13481 (dse_record_phis): Delete.
13482 (dse_finalize_block): Rename to...
13483 (dse_leave_block): ... this.
13484 (tree_ssa_dse): Simplify initialization of walk_data.
13485 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13486 Adjust initialization of walk_data.
13487 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13488 * tree-ssa-loop-phiopt.c (get_non_trapping):
13489 Adjust initialization of walk_data.
13490 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13491 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13492 it's not a domwalk callback.
13493 (uncprop_initialize_block): Rename to...
13494 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13495 (dse_finalize_block): Rename to...
13496 (dse_leave_block): ... this.
13497 (tree_ssa_uncprop): Simplify initialization of walk_data.
13498 * Makefile.in: Adjust dependencies.
13500 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13502 * arm.md (casesi): Fix test for Thumb1.
13503 (thumb1_casesi_internal_pic): Likewise.
13504 (thumb1_casesi_dispatch): Likewise.
13506 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13508 * config/arm/arm-cores.def: Added core cortex-m0.
13509 * config/arm/arm-tune.md: Regenerated.
13510 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13512 2009-06-26 DJ Delorie <dj@redhat.com>
13514 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13516 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13517 the scheduler doesn't tag jump insns.
13519 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13521 * c-decl.c (merge_decls): Re-indent.
13523 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13526 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13527 Special-case decimal float constants.
13529 2009-06-26 Richard Henderson <rth@redhat.com>
13531 * function.h (struct function): Add cannot_be_copied_reason,
13532 and cannot_be_copied_set.
13533 * tree-inline.c (has_label_address_in_static_1): Rename from
13534 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13535 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13536 don't set inline_forbidden_reason.
13537 (copy_forbidden): New function, split out of inline_forbidden_p.
13538 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13539 (inline_forbidden_p): Use copy_forbidden.
13540 (tree_versionable_function_p): Likewise.
13541 (inlinable_function_p): Merge into tree_inlinable_function_p.
13542 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13543 * ipa-cp.c (ipcp_versionable_function_p): New function.
13544 (ipcp_cloning_candidate_p): Use it.
13545 (ipcp_node_modifiable_p): Likewise.
13547 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13549 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13550 that is marked not to be inlined. Remove flag_mudflap use.
13551 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13552 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13554 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13557 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13558 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13560 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13562 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13564 (__mingwthr_remove_key_dtor): Likewise.
13566 2009-06-26 Richard Guenther <rguenther@suse.de>
13568 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13570 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13572 PR middle-end/40525
13573 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13574 try the non-cond_exec path also.
13576 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13579 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13580 (output_cbranch): Use new functions.
13581 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13584 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13585 Pat Haugen <pthaugen@us.ibm.com>
13586 Revital Eres <ERES@il.ibm.com>
13588 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13589 for %c error. Add %x support to print VSX registers as a unified
13590 register set, instead of separate float and altivec registers.
13591 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13592 %y case, and add support for VSX pre-modify addresses.
13593 (output_toc): Add assert for CONST containing an integer constant
13595 (rs6000_adjust_cost): Add POWER7 support.
13596 (insn_must_be_first_in_group): Ditto.
13597 (insn_must_be_last_in_group): Ditto.
13598 (rs6000_emit_popcount): Ditto.
13599 (rs6000_vector_mode_supported_p): Ditto.
13601 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13602 Change some of the functions called by macros to being called
13603 through a pointer, so debug functions can be inserted if
13604 -mdebug=addr or -mdebug=cost.
13605 (rs6000_preferred_reload_class_ptr): Ditto.
13606 (rs6000_secondary_reload_class_ptr): Ditto.
13607 (rs6000_secondary_memory_needed_ptr): Ditto.
13608 (rs6000_cannot_change_mode_class_ptr): Ditto.
13609 (rs6000_secondary_reload_inner): Ditto.
13610 (rs6000_legitimize_reload_address): Ditto.
13611 (rs6000_legitimize_reload_address_ptr): Ditto.
13612 (rs6000_mode_dependent_address): Ditto.
13613 (rs6000_mode_dependent_address_ptr): Ditto.
13615 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13616 function to return true if the mode allows reg + integer
13618 (virtual_stack_registers_memory_p): New function to return true if
13619 the address refers to a virtual stack register.
13620 (rs6000_legitimate_offset_address_p): Move code to say whether a
13621 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13623 (rs6000_legitimate_address_p): Add checks for modes that only can
13624 do reg+reg addressing. Start adding VSX support.
13625 (rs6000_legitimize_reload_address): Ditto.
13626 (rs6000_legitimize_address): Ditto.
13627 (rs6000_debug_legitimate_address_p): New debug functions for
13628 -mdebug=addr and -mdebug=cost.
13629 (rs6000_debug_rtx_costs): Ditto.
13630 (rs6000_debug_address_costs): Ditto.
13631 (rs6000_debug_adjust_cost): Ditto.
13632 (rs6000_debug_legitimize_address): Ditto.
13633 (rs6000_legitimize_reload_address_ptr): Point to call normal
13634 function or debug function. Make functions called via pointer
13636 (rs6000_mode_dependent_address_ptr): Ditto.
13637 (rs6000_secondary_reload_class_ptr): Ditto.
13638 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13639 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13640 into a friendlier error.
13641 (rs6000_init_builtins): Add initial VSX support.
13642 (rs6000_adjust_cost): Fix some spacing issues.
13644 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13645 (REG_CLASS_NAMES): Ditto.
13646 (REG_CLASS_CONTENTS): Ditto.
13647 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13648 pointer, to add -mdebug=addr support.
13649 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13650 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13651 -mdebug=addr support.
13652 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13653 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13654 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13656 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13658 (bswapsi*): Set attribute types for load/store. Add combiner
13659 patterns to eliminate zero extend on 64-bit.
13660 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13661 stdbrx if the hardware supports those instructions.
13663 2009-06-25 Ian Lance Taylor <iant@google.com>
13665 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13666 (Link Options): Document -static-libstdc++.
13668 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13671 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13672 DATA_ALIGNMENT instead.
13674 2009-06-25 Richard Guenther <rguenther@suse.de>
13676 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13677 indirect references against the callused/escaped solutions.
13678 (call_may_clobber_ref_p_1): Likewise.
13680 2009-06-25 Martin Jambor <mjambor@suse.cz>
13682 PR tree-optimization/40493
13683 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13684 (enum unscalarized_data_handling): New type.
13685 (handle_unscalarized_data_in_subtree): Return what has been done.
13686 (load_assign_lhs_subreplacements): Handle left flushes differently.
13687 (sra_modify_assign): Use unscalarized_data_handling, simplified
13688 condition determining whether to remove the statement.
13690 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13692 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13693 excerpt - @ should be doubled for texinfo.
13695 2009-06-24 Ian Lance Taylor <iant@google.com>
13697 * config/arc/arc.c: Include "df.h".
13698 (arc_attribute_table): Make static. Move higher in file.
13699 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13700 (output_shift): Initialize n later to avoid warning.
13701 * config/arm/arm.c (arm_attribute_table): Make static. Move
13703 * config/avr/avr.c (avr_attribute_table): Make static. Move
13705 (reg_class_tab): Change array type from int to enum reg_class.
13706 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13708 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13709 (lshrhi3_out): Likewise.
13710 (class_likely_spilled_p): Change return type to bool.
13711 (avr_rtx_costs): Use local code variable with enum type.
13712 * config/avr/avr.md (movmemhi): Use add_reg_note.
13713 (andhi3, andsi3): Don't use AS2 with "and".
13714 (iorhi3, iorsi3): Don't use AS2 with "or".
13715 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13716 * config/crx/crx.c: Include "df.h".
13717 (crx_attribute_table): Make static.
13718 * config/m32r/m32r.c: Include "df.h".
13719 (m32r_attribute_table): Make static. Move higher in file.
13720 (pop): Use add_reg_note.
13721 (block_move_call): Change 0 to LCT_NORMAL in function call.
13722 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13723 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13724 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13725 declare, not just when TREE_CODE is defined.
13726 * config/m68hc11/m68hc11.c: Include "expr.h".
13727 (m68hc11_attribute_table): Make static. Move higher in file.
13728 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13730 (m68hc11_register_indirect_p): Likewise.
13731 (m68hc11_function_arg_padding): Change return type to enum
13733 (emit_move_after_reload): Use add_reg_note.
13734 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13735 (m68hc11_split_logical): Likewise.
13736 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13738 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13739 to VOIDmode in function call.
13740 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13742 (m68hc11_split_logical): Update declaration.
13743 (m68hc11_function_arg_padding): Update declaration.
13744 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13745 to array of enum reg_class.
13746 (mcore_attribute_table): Make static. Move higher in file.
13747 (mcore_rtx_costs): Add cast to enum type.
13748 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13749 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13750 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13752 * config/sh/predicates.md (trapping_target_operand): Rename and to
13754 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13756 * config/spu/spu.c (spu_attribute_table): Make static. Move
13758 * config/v850/v850.c (v850_attribute_table): Make static. Move
13760 (v850_rtx_costs): Use local code with enum type.
13761 (expand_epilogue): Add cast.
13762 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13764 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13767 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13768 -m2a-single-only and -m2a-nofpu.
13769 * config/sh/sh.opt: Document m2a generates FPU code.
13771 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13773 * defaults.h (CAN_ELIMINATE): Provide default.
13774 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13775 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13776 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13777 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13778 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13779 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13780 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13781 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13782 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13783 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13785 2009-06-24 DJ Delorie <dj@redhat.com>
13787 * mep-ext-cop.cpu: Fix copyright notice.
13788 * mep-default: Fix copyright notice.
13789 * mep-core: Fix copyright notice.
13790 * mep: Fix copyright notice.
13791 * mep-ivc2: Fix copyright notice.
13792 * mep-c5: Fix copyright notice.
13794 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13796 * doc/contrib.texi (Contributors):
13798 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13800 PR middle-end/40501
13801 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13802 src and dst operands if necessary.
13804 2009-06-23 DJ Delorie <dj@redhat.com>
13807 * config.gcc: Add mep support.
13808 * recog.c: Resurrect validate_replace_rtx_subexp().
13809 * recog.h: Likewise.
13810 * config/mep/: Add new port:
13811 * config/mep/constraints.md: New file.
13812 * config/mep/default.h: New file.
13813 * config/mep/intrinsics.h: New file.
13814 * config/mep/intrinsics.md: New file.
13815 * config/mep/ivc2-template.h: New file.
13816 * config/mep/mep-c5.cpu: New file.
13817 * config/mep/mep-core.cpu: New file.
13818 * config/mep/mep-default.cpu: New file.
13819 * config/mep/mep-ext-cop.cpu: New file.
13820 * config/mep/mep-intrin.h: New file.
13821 * config/mep/mep-ivc2.cpu: New file.
13822 * config/mep/mep-lib1.asm: New file.
13823 * config/mep/mep-lib2.c: New file.
13824 * config/mep/mep-pragma.c: New file.
13825 * config/mep/mep-protos.h: New file.
13826 * config/mep/mep-tramp.c: New file.
13827 * config/mep/mep.c: New file.
13828 * config/mep/mep.cpu: New file.
13829 * config/mep/mep.h: New file.
13830 * config/mep/mep.md: New file.
13831 * config/mep/mep.opt: New file.
13832 * config/mep/predicates.md: New file.
13833 * config/mep/t-mep: New file.
13835 2009-06-23 Ian Lance Taylor <iant@google.com>
13837 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13838 from loose_warn into c_loose_warn and from strict_warn into
13839 c_strict_warn. Set and substitute warn_cxxflags. Check for
13840 --enable-build-with-cxx. Set and substitute
13841 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13842 * Makefile.in (CXXFLAGS): New variable.
13843 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13844 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13845 the default is the same as $(STRICT_WARN).
13846 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13847 (CXX): New variable.
13848 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13849 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13850 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13851 (HOST_LIBS): New variable.
13852 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13853 (ALL_CXXFLAGS): New variable.
13854 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13855 * doc/install.texi (Configuration): Document
13856 --enable-build-with-cxx, --with-stage1-ldflags,
13857 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13858 * configure: Rebuild.
13860 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13862 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13863 from previous commit.
13865 2009-06-23 Ian Lance Taylor <iant@google.com>
13867 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13869 2009-06-23 Ian Lance Taylor <iant@google.com>
13871 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13872 with ATTRIBUTE_UNUSED.
13874 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13875 Pat Haugen <pthaugen@us.ibm.com>
13876 Revital Eres <eres@il.ibm.com>
13878 * config.in (HAVE_AS_POPCNTD): Add default definition.
13879 (HAVE_AS_LWSYNC): Ditto.
13881 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13883 (gcc_cv_as_powerpc_cmpb): Ditto.
13884 (gcc_cv_as_powerpc_dfp): Ditto.
13885 (gcc_cv_as_powerpc_vsx): Ditto.
13886 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13887 supporting the popcntd/lwsync instructions.
13888 (gcc_cv_as_powerpc_lwsync): Ditto.
13889 * configure: Regenerate.
13891 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13892 -mcpu=native and -mcpu=power7.
13893 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13895 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13896 a variable instead of a mask to reduce the number of mask bits.
13897 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13898 (-mbit-word): Ditto.
13899 (-mregnames): Ditto.
13900 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13901 (-mfused-madd): Ditto.
13903 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13905 (-mvsx): New switch for VSX instructions.
13906 (-misel): Move from a variable to a mask to allow it to be set by
13909 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13910 function declaration to an array declaration.
13911 (rs6000_hard_regno_nregs): New external array declaration.
13913 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13914 files included by rs6000.md.
13916 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13917 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13919 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13921 (rs6000_debug_reg): New -mdebug= variables.
13922 (rs6000_debug_addr): Ditto.
13923 (rs6000_debug_cost): Ditto.
13924 (rs6000_pmode): New variable to hold Pmode.
13925 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13926 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13927 calculated at compiler start.
13928 (rs6000_hard_regno_nregs): Change function to an array which holds
13929 HARD_REGNO_NREGS calculated at compiler start.
13930 (rs6000_explicit_options): Delete isel field.
13931 (rs6000_vector_unit): New array to hold which vector unit
13932 supports arithmetic options for a given type.
13933 (rs6000_vector_mem): New array to hold which vector unit supports
13934 memory reference operations for a given type.
13935 (rs6000_vector_align): New array to given the alignment of each
13937 (power7_cost): New basic costs for power7.
13938 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13939 (rs6000_hard_regno_nregs_internal): New function, moved from
13940 HARD_REGNO_NREGS, to calculate the number of registers each hard
13941 register takes for each type.
13942 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13943 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13944 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13945 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13946 unit information here so it is calculated once at compiler startup
13948 (rs6000_override_options): Make -misel a target mask. Add more
13949 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13950 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13952 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13953 (rs6000_handle_option): Move -misel from variable to target mask.
13954 (rs6000_builtin_mask_for_load): Add VSX support.
13955 (rs6000_conditional_register_usage): Ditto.
13956 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13957 (function_arg_boundary): Ditto.
13958 (rs6000_expand_builtin): Ditto.
13959 (def_builtin): Make abort message a little friendlier.
13960 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13962 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13963 assembler support the popcntd instruction instead of a vsx
13964 instruction to enable power7 support.
13965 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13966 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13967 option to the assembler if -mcpu=native.
13968 (ASM_CPU_NATIVE_SPEC): Ditto.
13969 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13971 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13972 the lwsync instruction.
13973 (enum processor_type): Add PROCESSOR_POWER7.
13974 (rs6000_debug_reg): New -mdebug= options.
13975 (rs6000_debug_addr): Ditto.
13976 (rs6000_debug_cost): Ditto.
13977 (rs6000_isel): Delete.
13978 (enum rs6000_vector): New enum to say what vector unit we have.
13979 (VECTOR_UNIT_*): New macros to say which vector unit has
13980 arithmetic operations for a given type.
13981 (VECTOR_MEM_*): New macros to say which vector unit has memory
13982 operations for a given type.
13983 (TARGET_LDBRX): Whether the machine supports the ldbrx
13985 (TARGET_ISEL): Delete, -misel moved to be a mask.
13986 (TARGET_ISEL64): New macro for 64-bit isel support.
13987 (UNITS_PER_VSX_WORD): New macro.
13988 (POINTER_SIZE): Move to be an external variable, rather than
13989 calculating whether we are generating 32 ot 64-bit code.
13991 (STACK_BOUNDARY): Add VSX support.
13992 (LOCAL_ALIGNMENT): Ditto.
13993 (SLOW_UNALIGNED_ACCESS): Ditto.
13994 (VSX_REGNO_P): New macro for VSX support.
13995 (VFLOAT_REGNO_P): Ditto.
13996 (VINT_REGNO_P): Ditto.
13997 (VLOGICAL_REGNO_P): Ditto.
13998 (VSX_VECTOR_MODE): Ditto.
13999 (VSX_SCALAR_MODE): Ditto.
14001 (VSX_MOVE_MODE): Ditto.
14002 (VSX_REG_CLASS_P): Ditto.
14003 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14005 (UNITS_PER_SIMD_WORD): Add VSX support.
14006 (MODES_TIEABLE_P): Ditto.
14007 (STARTING_FRAME_OFFSET): Ditto.
14008 (STACK_DYNAMIC_OFFSET): Ditto.
14009 (EPILOGUE_USES): Ditto.
14010 (REGNO_REG_CLASS): Move to array lookup.
14011 (CLASS_MAX_NREGS): Ditto.
14012 (rs6000_vector_reg_class): Add declaration.
14013 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14014 overlap with the floating point and Altivec registers.
14016 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14018 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14019 give the appropriate asm switches if -mcpu=native.
14020 (host_detect_local_cpu): Add support for "asm".
14021 (host_detect_local_cpu): Follow GNU code guidelines for name.
14023 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14024 -mbit-word to a variable instead of being a target mask.
14026 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14027 emit the lwsync instruction instead of emitting the instruction as
14028 an integer constant.
14030 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14031 fixuns_trundfsi2, move expander into rs6000.md.
14033 * config/rs6000/rs6000.md (cpu): Add power7.
14034 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14035 (logical predicate patterns): Change the single instruction
14036 primitives that set CR0 to be fast_compare instead of compare.
14038 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14039 (popcntddi2): Ditto.
14040 (popcount<mode>): Ditto.
14041 (floating multiply/add insns): Name the floating point
14042 multiply/add insns.
14043 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14044 (isel_unsigned_<mode>): Ditto.
14045 (fixuns_trundfsi2): Move expander here from spe.md.
14046 (smindi3): Define if we have -misel on 64-bit systems.
14051 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14053 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14055 * config/avr/avr.c (avr_current_device): New variable.
14056 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14057 (avr_arch, mcu_type_s): Move to avr.h.
14058 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14059 default_data_section_start fields.
14060 (avr_arch): Moved from avr.c.
14061 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14062 library_name fields.
14063 (avr_current_device, avr_mcu_types, avr_arch_types,
14064 avr_device_to_arch, avr_device_to_data_start,
14065 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14066 (EXTRA_SPEC_FUNCTIONS): Define.
14067 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14068 options mapping. Use device_to_arch and device_to_data_start insted.
14069 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14070 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14071 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14072 * config/avr/driver-avr.c: New file.
14073 * config/avr/avr-devices.c: New file.
14075 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14077 * var-tracking.c (unshare_variable): Force initialized to
14078 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14079 (set_variable_part): Likewise.
14080 (struct variable_union_info): Remove pos_src field.
14081 (vui_vec, vui_allocated): New variables.
14082 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14083 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14084 == 1 use a simpler sorting algorithm. Compute pos field right
14085 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14086 Avoid quadratic comparison if !flag_var_tracking_uninit.
14087 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14088 unshare_variable unconditionally.
14089 (dataflow_set_different_2): Removed.
14090 (dataflow_set_different): Don't traverse second hash table.
14091 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14092 unconditionally to var_reg_set or var_mem_set.
14093 (emit_notes_in_bb): Likewise.
14094 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14096 (emit_note_insn_var_location): Don't set initialized to
14097 VAR_INIT_STATUS_INITIALIZED early.
14098 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14100 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14102 * tree-object-size.c (addr_object_size): Instead of checking
14103 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14104 are no FIELD_DECLs following it.
14106 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14108 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14109 order to match bswaps with signed source operands.
14111 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14113 * sdbout.c (sdbout_one_type): Fix braces in switch.
14115 2009-06-23 Richard Guenther <rguenther@suse.de>
14117 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14119 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14120 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14121 var_callused, callused_tree, var_storedanything, storedanything_tree,
14122 var_integer, integer_tree): Remove global variables.
14123 (new_var_info): Do not pass new id, append the new var to the
14124 global variable vector.
14125 (do_ds_constraint): Use is_global_var member of the variable-info.
14126 (new_scalar_tmp_constraint_exp): Adjust.
14127 (create_function_info_for): Likewise.
14128 (create_variable_info_for): Likewise.
14129 (find_what_var_points_to): Remove dead code.
14130 (init_base_vars): Simplify.
14131 (compute_points_to_sets): Adjust.
14133 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14135 * combine.c (try_combine): Dump information about the insns we're
14138 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14140 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14141 check when calling force_to_mode on TRUNCATE's operand.
14143 2009-06-22 Ian Lance Taylor <iant@google.com>
14145 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14147 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14149 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14151 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14153 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14154 override library linkage flags such as -static-libgcc or
14157 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14159 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14161 2009-06-22 Ian Lance Taylor <iant@google.com>
14163 * config/linux.opt: Put mglibc ahead of muclibc.
14165 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14166 for duplicate decls.
14168 2009-06-22 Matthias Klose <doko@ubuntu.com>
14170 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14172 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14175 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14176 instead of NULL if a parser error occurs.
14178 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14180 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14181 non-DWARF2_DEBUGGING_INFO version.
14183 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14185 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14186 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14188 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14189 (LIBGCC2_TF_CEXT): Define.
14192 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14195 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14197 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14199 * config/arm/arm.c (arm_override_options): Disable
14200 -mcaller-super-interworking and -mcallee-super-interworking.
14201 * doc/invoke.texi (ARM Options): Document this.
14203 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14205 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14206 * config/arm/constraints.md (j): New constraint for movw operands.
14207 (N): Remove thumb2 meaning.
14208 * config/arm/arm.md (*arm_movw): Delete.
14209 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14210 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14211 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14213 2009-06-22 Martin Jambor <mjambor@suse.cz>
14215 PR tree-optimization/40492
14216 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14217 build_ref_for_offset.
14219 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14221 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14222 JUMP_TABLE_DATA_P predicates where applicable.
14223 * auto-inc-dec.c: Ditto.
14224 * builtins.c: Ditto.
14225 * caller-save.c: Ditto.
14227 * cfgcleanup.c: Ditto.
14228 * cfglayout.c: Ditto.
14230 * combine.c: Ditto.
14231 * combine-stack-adj.c: Ditto.
14235 * df-scan.c: Ditto.
14237 * dwarf2asm.c: Ditto.
14238 * dwarf2out.c: Ditto.
14239 * emit-rtl.c: Ditto.
14245 * function.c: Ditto.
14248 * genpreds.c: Ditto.
14249 * genrecog.c: Ditto.
14251 * ira-costs.c: Ditto.
14252 * ira-lives.c: Ditto.
14254 * loop-iv.c: Ditto.
14255 * lower-subreg.c: Ditto.
14256 * modulo-sched.c: Ditto.
14258 * postreload.c: Ditto.
14259 * print-rtl.c: Ditto.
14261 * reginfo.c: Ditto.
14262 * regmove.c: Ditto.
14263 * reload1.c: Ditto.
14266 * rtlanal.c: Ditto.
14268 * sched-vis.c: Ditto.
14270 * sel-sched-ir.c: Ditto.
14271 * simplify-rtx.c: Ditto.
14272 * targhooks.c: Ditto.
14273 * var-tracking.c: Ditto.
14274 * vmsdbgout.c: Ditto.
14276 2009-06-22 Matthias Klose <doko@ubuntu.com>
14278 * Makefile.in (install-plugin): Always use DESTDIR.
14280 2009-06-22 Olivier Hainque <hainque@adacore.com>
14282 * config/pa/pa.c (output_call): Don't optimize post call jumps
14283 into return address adjustments if the call may throw.
14285 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14287 * arm.c (thumb1_output_casesi): New function.
14288 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14289 optimizing for size or PIC.
14290 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14291 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14292 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14293 (thumb1_casesi_internal_pic): New expand rule.
14294 (thumb1_casesi_dispatch): New pattern.
14295 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14297 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14298 in the text seciton when PIC or optimizing for size.
14299 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14300 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14301 preservation properties of code.
14302 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14303 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14304 (__gnu_thumb1_case_si): New function.
14305 * t-arm (LIB1ASMSRC): Define here.
14306 (LIB1ASMFUNCS): Add some common functions.
14307 * t-arm-elf (LIB1ASMSRC): Delete.
14308 (LIB1ASMFUNCS): Append to existing set.
14309 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14310 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14311 * t-symbian (LIB1ASMFUNCS): Likewise.
14312 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14313 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14315 2009-06-21 Richard Guenther <rguenther@suse.de>
14317 PR tree-optimization/38729
14318 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14319 to loops with a single exit if -fno-expensive-optimizations.
14321 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14323 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14324 (dataflow_set): Change vars type from htab_t to shared_hash.
14325 (shared_hash_pool, empty_shared_hash): New variables.
14326 (vars_clear): Removed.
14327 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14328 shared_hash_find_slot_unshare, shared_hash_find_slot,
14329 shared_hash_find_slot_noinsert, shared_hash_find): New
14331 (shared_hash_unshare, shared_hash_destroy): New functions.
14332 (unshare_variable): Unshare set->vars if shared, use
14334 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14335 (get_init_value, find_src_set_src, dump_dataflow_set,
14336 clobber_variable_part, emit_notes_for_differences): Use
14338 (dataflow_set_init): Remove second argument, set vars to
14339 empty_shared_hash instead of creating a new htab.
14340 (dataflow_set_clear): Call shared_hash_destroy and set vars
14341 to empty_shared_hash instead of calling vars_clear.
14342 (dataflow_set_copy): Don't call vars_copy, instead just share
14343 the src htab with dst.
14344 (variable_union): Use shared_hash_*, use initially NO_INSERT
14345 lookup if set->vars is shared. Don't keep slot cleared before
14346 calling unshare_variable. Unshare set->vars if needed.
14347 Even ->refcount == 1 vars must be unshared if set->vars is shared
14348 and var needs to be modified.
14349 (variable_canonicalize): New function.
14350 (dataflow_set_union): If dst->vars is empty, just share src->vars
14351 with dst->vars and traverse with variable_canonicalize to canonicalize
14352 and unshare what is needed.
14353 (dataflow_set_different): If old_set and new_set use the same shared
14354 htab, they aren't different. If number of htab elements is different,
14355 htabs are different. Use shared_hash_*.
14356 (dataflow_set_destroy): Call shared_hash_destroy instead of
14358 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14359 second argument to dataflow_set_init.
14360 (vt_initialize): Likewise. Initialize shared_hash_pool and
14361 empty_shared_hash, move bb in/out initialization afterwards.
14362 Use variable_htab_free instead of NULL as changed_variables del hook.
14363 (variable_was_changed): Change type of second argument to pointer to
14364 dataflow_set. When inserting var into changed_variables, bump
14365 refcount. Unshare set->vars if set is shared htab and slot needs to
14367 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14368 lookup if set->vars is shared. Unshare set->vars if needed.
14369 Even ->refcount == 1 vars must be unshared if set->vars is shared
14370 and var needs to be modified. Adjust variable_was_changed caller.
14371 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14372 vars must be unshared if set->vars is shared and var needs to be
14373 modified. Adjust variable_was_changed caller.
14374 (emit_note_insn_var_location): Don't pool_free var.
14375 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14377 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14378 free_alloc_pool on shared_hash_pool.
14380 2009-06-20 Anthony Green <green@moxielogic.com>
14382 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14383 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14385 2009-06-20 Richard Guenther <rguenther@suse.de>
14387 * tree-ssa-structalias.c (find_func_aliases): For memset use
14388 a constraint from NULL if we memset to zero.
14389 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14390 we explicitly handle that do not read from memory.
14391 (call_may_clobber_ref_p_1): Properly handle builtins that may
14394 2009-06-20 Richard Guenther <rguenther@suse.de>
14396 PR tree-optimization/40495
14397 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14398 (new_scalar_tmp_constraint_exp): New function.
14399 (process_constraint): Do not create temporary decls.
14400 (process_all_all_constraints): Likewise.
14401 (handle_const_call): Likewise.
14402 (create_function_info_for): Do not set decl.
14404 2009-06-19 Ian Lance Taylor <iant@google.com>
14406 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14407 (rs6000_attribute_table): Make static; move before use.
14409 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14411 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14412 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14413 Propagate the TREE_READONLY flag without overwriting it.
14414 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14415 Propagate the TREE_READONLY flag onto the result.
14416 (process_call_operands): Move around. Use correct constant value.
14418 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14421 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14422 * config/arm/arm.md: Likewise.
14424 2009-06-19 Ian Lance Taylor <iant@google.com>
14426 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14427 to GIMPLE_ERROR_MARK.
14429 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14430 op2_original_type parameters. Warn about using different enum types.
14431 * c-parser.c (c_parser_conditional_expression): Pass original
14432 types to build_conditional_expr.
14433 * c-tree.h (build_conditional_expr): Update declaration.
14435 2009-06-19 Ian Lance Taylor <iant@google.com>
14437 * config/i386/i386.c (ix86_function_specific_save): Test that
14438 fields match values, rather than testing the values are in a
14441 2009-06-19 Richard Guenther <rguenther@suse.de>
14443 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14444 ADDR_EXPR pointers.
14445 (ptr_derefs_may_alias_p): Likewise.
14446 (ptr_deref_may_alias_ref_p_1): New function.
14447 (ptr_deref_may_alias_ref_p): Likewise.
14448 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14449 covered by looking at the ESCAPED solution.
14450 (call_may_clobber_ref_p_1): Likewise.
14451 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14452 Handle NULL_TREE offset. Do not produce redundant constraints.
14453 (process_all_all_constraints): New helper function.
14454 (do_structure_copy): Use it.
14455 (handle_lhs_call): Likewise.
14456 (find_func_aliases): Handle some builtins with pointer arguments
14457 and/or return values explicitly.
14459 2009-06-19 Ian Lance Taylor <iant@google.com>
14461 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14463 2009-06-19 Ian Lance Taylor <iant@google.com>
14465 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14467 2009-06-19 Ian Lance Taylor <iant@google.com>
14469 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14470 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14473 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14474 uninitialized const.
14476 2009-06-19 Ian Lance Taylor <iant@google.com>
14478 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14481 * c-decl.c (in_struct, struct_types): Remove.
14482 (struct c_binding): Add in_struct field.
14483 (c_binding_ptr): Define type, along with VEC.
14484 (struct c_struct_parse_info): Define.
14485 (struct_parse_info): New static variable.
14486 (bind): Initialize in_struct field.
14487 (start_struct): Remove enclosing_in_struct and
14488 enclosing_struct_types parameters. Add
14489 enclosing_struct_parse_info parameter. Change all callers. Set
14490 struct_parse_info rather than in_struct and struct_types.
14491 (grokfield): If -Wc++-compat and there is a symbol binding for the
14492 field name, set the in_struct flag and push it on the
14493 struct_parse_info->fields vector.
14494 (warn_cxx_compat_finish_struct): New static function.
14495 (finish_struct): Remove enclosing_in_struct and
14496 enclosing_struct_types parameters. Add
14497 enclosing_struct_parse_info parameter. Change all callers. Don't
14498 set C_TYPE_DEFINED_IN_STRUCT here. Call
14499 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14500 parameter. Only push on struct_types if warn_cxx_compat.
14501 (finish_enum): Only push on struct_types if warn_cxx_compat.
14502 (declspecs_add_type): Add loc parameter. Change all callers.
14503 Change all error calls to error_at. Pass loc, not input_location,
14504 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14505 defined in a struct. If -Wc++-compat and parsing a struct, record
14506 that a typedef name was used.
14507 * c-parser.c (c_parser_declspecs): Get location to pass to
14508 declspecs_add_type.
14509 (c_parser_struct_or_union_specifier): Update calls to start_struct
14511 * c-tree.h (struct c_struct_parse_info): Declare.
14512 (finish_struct, start_struct): Update declarations.
14513 (declspecs_add_type): Update declaration.
14515 2009-06-19 Ian Lance Taylor <iant@google.com>
14517 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14518 variable with an anonymous type.
14520 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14522 * see.c: Remove for real.
14524 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14526 * optabs.h (enum optab_index): Add new OTI_significand.
14527 (significand_optab): Define corresponding macro.
14528 * optabs.c (init_optabs): Initialize significand_optab.
14529 * genopinit.c (optabs): Implement significand_optab using
14530 significand?f2 patterns.
14531 * builtins.c (expand_builtin_mathfn): Handle
14532 BUILT_IN_SIGNIFICAND{,F,L}.
14533 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14534 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14536 * config/i386/i386.md (significandxf2, significand<mode>2): New
14537 expanders to implement significandf, significand and significandl
14538 built-ins as inline x87 intrinsics.
14540 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14542 * config/avr/avr.c (avr_override_options): Remove setting value of
14543 PARAM_INLINE_CALL_COST.
14545 2009-06-18 Richard Henderson <rth@redhat.com>
14548 * tree-pass.h (TDF_ASMNAME): New.
14549 * tree-dump.c (dump_options): Add asmname.
14550 * doc/invoke.texi: Document it.
14552 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14553 (dump_decl_name): ...here.
14554 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14555 (dump_generic_node): Update dump_function_name calls.
14556 (print_call_name): New flags arg; update all dump calls.
14557 * diagnostic.h (print_call_name): Update.
14558 * gimple-pretty-print.c (dump_gimple_call): Update.
14560 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14563 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14565 2009-06-18 Diego Novillo <dnovillo@google.com>
14567 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14568 * plugin.c (str_license): Declare.
14569 (try_init_one_plugin): Assert that the symbol
14570 'plugin_is_GPL_compatible' exists.
14572 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14575 * Makefile.in (OBJS-common): Remove see.o.
14577 * common.opt (fsee): Mark as preserved for backward compatibility.
14578 * opts.c (common_handle_option): Add OPT_fsee to the backward
14579 compatibility section.
14580 * passes.c (init_optimization_passes, pass_see): Remove pass.
14581 * timevar.def (TV_SEE): Remove.
14582 * tree-pass.h (pass_see): Remove declaration.
14583 * doc/invoke.texi (-fsee): Remove documentation.
14585 2009-06-18 Martin Jambor <mjambor@suse.cz>
14587 * tree-sra.c: Include statistics.h
14588 (sra_stats): New variable.
14589 (sra_initialize): Clear sra_stats.
14590 (create_access_replacement): Increment sra_stats.replacements.
14591 (get_access_replacement): Do not return twice.
14592 (analyze_all_variable_accesses): Increment statistics counter by the
14593 number of scalarized aggregates.
14594 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14595 (sra_modify_expr): Increment sra_stats.exprs.
14596 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14597 (sra_modify_assign): Increment sra_stats.exprs,
14598 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14599 (perform_intra_sra): Update statistics counters.
14600 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14602 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14604 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14605 (arm_scalar_mode_supported_p): New function.
14607 2009-06-18 Paul Brook <paul@codesourcery.com>
14608 Sandra Loosemore <sandra@codesourcery.com>
14610 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14611 (__extendhfsf2, __truncsfhf2): Define.
14612 * config/arm/fp16.c: New file.
14613 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14614 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14616 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14618 * doc/extend.texi (Half-Precision): New section.
14619 * doc/invoke.texi (Option Summary): List -mfp16-format.
14620 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14621 * config/arm/arm.opt (mfp16-format=): New.
14622 * config/arm/arm.c: Include intl.h.
14623 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14624 (TARGET_INVALID_RETURN_TYPE): Redefine.
14625 (TARGET_PROMOTED_TYPE): Redefine.
14626 (TARGET_CONVERT_TO_TYPE): Redefine.
14627 (arm_fp16_format): Define.
14628 (all_fpus): Add entry for neon-fp16.
14629 (fp_model_for_fpu): Likewise.
14630 (struct fp16_format): Declare.
14631 (all_fp16_formats): Define.
14632 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14634 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14636 (arm_legitimate_index_p): Treat HFmode like HImode.
14637 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14638 (coproc_secondary_reload_class): Special-case HFmode.
14639 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14640 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14641 (arm_init_fp16_builtins): New.
14642 (arm_init_builtins): Call it.
14643 (arm_invalid_parameter_type): New.
14644 (arm_invalid_return_type): New.
14645 (arm_promoted_type): New.
14646 (arm_convert_to_type).
14647 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14649 (arm_emit_fp16_const): New function.
14650 (arm_mangle_type): Mangle __fp16 as "Dh".
14651 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14653 (TARGET_NEON_FP16): New.
14654 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14655 (enum fputype): Add FPUTYPE_NEON_FP16.
14656 (enum arm_fp16_format_type): Declare.
14657 (arm_fp16_format): Declare.
14658 (LARGEST_EXPONENT_IS_NORMAL): Define.
14659 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14660 * config/arm/arm-modes.def (HFmode): Define.
14661 * config/arm/vfp.md (*movhf_vfp): New.
14662 (extendhfsf2): New.
14664 * config/arm/arm.md (fpu): Add neon_fp16.
14665 (floatsihf2, floatdihf2): New.
14666 (fix_trunchfsi2, fix_trunchfdi2): New.
14668 (extendhfdf2): New.
14670 (*arm32_movhf): New.
14671 (*thumb1_movhf): New.
14672 (consttable_2): Add check for HFmode constants.
14673 (consttable_4): Handle HFmode constants.
14675 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14677 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14679 2009-06-17 Olivier Hainque <hainque@adacore.com>
14681 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14682 const char ** conversion in AIX specific section.
14684 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14686 * config/i386/i386.c (ix86_special_builtin_type): Remove
14687 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14688 (bdesc_special_args): Updated.
14689 (ix86_init_mmx_sse_builtins): Likewise.
14690 (ix86_expand_special_args_builtin): Likewise.
14692 2009-06-17 Richard Henderson <rth@redhat.com>
14694 * tree-pretty-print.c (maybe_dump_asm_name): New.
14695 (dump_decl_name): Use it.
14696 (PRINT_FUNCTION_NAME): Merge into...
14697 (dump_function_name): ... here. Use maybe_dump_asm_name.
14699 2009-06-17 Cary Coutant <ccoutant@google.com>
14701 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14703 * debug.c (struct gcc_debug_hooks): Change placeholder for
14705 (debug_nothing_int_charstar_int): Replaced by...
14706 (debug_nothing_int_charstar_int_bool): ...this.
14707 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14708 source_line prototype.
14709 (debug_nothing_int_charstar_int): Replaced by...
14710 (debug_nothing_int_charstar_int_bool): ...this.
14711 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14712 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14713 Output is_stmt operand when necessary.
14714 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14715 (notice_source_line): Add is_stmt parameter.
14716 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14717 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14719 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14720 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14722 2009-06-17 Ian Lance Taylor <iant@google.com>
14724 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14726 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14729 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14731 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14732 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14733 tree_strip_sign_nop_conversions and
14734 tree_ssa_strip_useless_type_conversions rather than stripping
14735 the operations here.
14736 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14738 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14739 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14740 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14741 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14744 2009-06-17 Michael Eager <eager@eagercon.com>
14746 * config/rs6000/constraints.md (register_constraint "d"): New.
14747 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14748 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14749 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14750 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14751 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14752 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14753 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14754 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14755 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14756 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14758 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14759 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14760 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14761 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14762 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14763 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14764 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14765 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14766 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14767 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14768 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14769 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14770 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14771 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14773 2009-06-16 Ian Lance Taylor <iant@google.com>
14775 * profile.c (total_num_never_executed): Don't define.
14776 (compute_branch_probabilities): Don't count or print
14777 num_never_executed.
14778 (init_branch_prob): Don't set total_num_never_executed.
14779 (end_branch_prob): Don't print total_num_never_executed.
14781 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14783 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14785 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14787 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14788 (nabstd2_fpr): Same.
14790 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14792 * expr.c (expand_assignment): Change complex type check.
14794 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14796 * doc/plugins.texi (Building GCC plugins): Added new section.
14798 2009-06-17 Ian Lance Taylor <iant@google.com>
14800 * c-pch.c (get_ident): Don't set size of templ array.
14801 (pch_init): Don't set size of partial_pch array.
14803 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14804 string constant to intialize an array whose size is the length of
14807 2009-06-17 Richard Guenther <rguenther@suse.de>
14809 PR tree-optimization/40389
14810 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14811 to addressable types.
14812 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14814 2009-06-17 Richard Guenther <rguenther@suse.de>
14816 PR middle-end/40460
14817 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14818 if there is no evolution of left in the loop bail out.
14819 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14820 chrec_fold_multiply.
14822 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14823 Janis Johnson <janis187@us.ibm.com>
14826 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14827 for the symbol ref of a constant that is the source of a move
14828 - nor for any other not-obvious-label-ref constants.
14830 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14832 * plugin.c (position_pass): Skip newly inserted pass during list
14833 traversal to avoid repeated insertion.
14835 2009-06-16 Ian Lance Taylor <iant@google.com>
14837 * vec.h (VEC_stack_alloc): Define different version if
14838 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14839 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14840 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14841 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14843 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14845 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14847 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14848 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14849 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14850 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14851 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14852 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14853 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14854 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14855 __builtin_ia32_rdtscp.
14856 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14857 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14858 and __builtin_ia32_rorhi.
14859 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14860 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14861 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14862 (ix86_expand_args_builtin): Likewise.
14863 (ix86_expand_special_args_builtin): Likewise.
14865 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14866 (UNSPECV_RDTSC): Likewise.
14867 (UNSPECV_RDPMC): Likewise.
14868 (*bsr): Renamed to ...
14870 (*bsr_rex64): Renamed to ...
14873 (*rdpmc): Likewise.
14874 (*rdpmc_rex64): Likewise.
14876 (*rdtsc): Likewise.
14877 (*rdtsc_rex64): Likewise.
14878 (rdtscp): Likewise.
14879 (*rdtscp): Likewise.
14880 (*rdtscp_rex64): Likewise.
14882 * config/i386/ia32intrin.h: New.
14884 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14886 2009-06-16 Ian Lance Taylor <iant@google.com>
14888 * ira-build.c (copy_info_to_removed_store_destinations):
14889 Initialize parent_a.
14891 2009-06-16 Ian Lance Taylor <iant@google.com>
14893 * c-decl.c (grokdeclarator): Change size_varies to bool.
14895 2009-06-16 Ian Lance Taylor <iant@google.com>
14897 * sel-sched.c: Make forward declarations of move_op_hooks and
14898 fur_hooks explicitly extern.
14900 2009-06-16 Ian Lance Taylor <iant@google.com>
14902 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14903 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14905 2009-06-16 Ian Lance Taylor <iant@google.com>
14907 * resource.c (mark_referenced_resources): Change
14908 include_delayed_effects parameter to bool. Change all callers.
14909 (mark_end_of_function_resources): Likewise.
14910 * reorg.c (insn_references_resource_p): Likewise.
14911 (insn_sets_resource_p): Likewise.
14912 * resource.h (mark_referenced_resources): Update declaration.
14913 (mark_end_of_function_resources): Update declaration.
14915 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14917 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14919 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14921 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14922 GCC can bootstrap on AIX with GNU Binutils 2.20.
14924 2009-06-16 Ian Lance Taylor <iant@google.com>
14926 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14928 2009-06-16 Ian Lance Taylor <iant@google.com>
14930 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14931 inline, not extern inline.
14932 (exact_log2): Likewise.
14933 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14935 (exact_log2): Likewise, but don't test CTZ_HWI.
14937 2009-06-16 Ian Lance Taylor <iant@google.com>
14939 * bitmap.c (bitmap_clear): Don't declare as inline.
14940 * gimple.c (gimplify_assign): Likewise.
14941 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14942 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14943 (sched_scan_info): Remove duplicate definition.
14945 2009-06-16 Ian Lance Taylor <iant@google.com>
14947 * c-common.c (skip_evaluation): Don't define.
14948 (c_inhibit_evaluation_warnings): Define global variable.
14949 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14950 than skip_evaluation.
14951 (convert_and_check, warn_for_div_by_zero): Likewise.
14952 * c-common.h (skip_evaluation): Don't declare.
14953 (c_inhibit_evaluation_warnings): Declare.
14954 * c-parser.c (c_parser_typeof_specifier): Set
14955 c_inhibit_evaluation_warnings rather than skip_evaluation.
14956 (c_parser_conditional_expression): Likewise.
14957 (c_parser_binary_expression): Likewise.
14958 (c_parser_sizeof_expression): Likewise.
14959 (c_parser_alignof_expression): Likewise.
14960 * c-typeck.c (build_indirect_ref): Check
14961 c_inhibit_evaluation_warnings rather than skip_evaluation.
14962 (build_conditional_expr, build_binary_op): Likewise.
14964 2009-06-16 Richard Guenther <rguenther@suse.de>
14966 * tree-ssa-alias.c (is_escape_site): Remove.
14967 * tree-ssa-alias.h (enum escape_type): Remove.
14968 (is_escape_site): Likewise.
14969 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14970 via casts and asms without deferring to is_escape_site.
14972 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14974 PR middle-end/40446
14975 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14976 use gen_lowpart if op0 has complex mode.
14978 2009-06-16 Richard Guenther <rguenther@suse.de>
14980 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14981 variables add them to ESCAPED.
14982 (find_func_aliases): Do not make all indirectly stored values escaped.
14984 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14986 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14987 make_decl_one_only.
14989 2009-06-16 Martin Jambor <mjambor@suse.cz>
14991 PR tree-optimization/40432
14992 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14993 check whether we need to force gimple register operand.
14995 2009-06-16 Martin Jambor <mjambor@suse.cz>
14997 PR tree-optimization/40413
14998 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14999 build_ref_for_offset.
15000 (propagate_subacesses_accross_link): Fix a typo in a comment.
15002 2009-06-16 Ira Rosen <irar@il.ibm.com>
15004 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15005 with additional parameter.
15006 * tree-vectorizer.h (enum vect_def_type): Add new value
15008 (enum vect_relevant): Add comments.
15009 (vect_is_simple_reduction): Add new argument.
15010 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15011 Detect nested cycles.
15012 (vect_is_simple_reduction): Update documentation, add an argument to
15013 distinguish inner-loop reduction from nested cycle, detect nested
15014 cycles, fix printings and indentation, don't swap operands in case
15016 (get_initial_def_for_reduction): Handle subtraction.
15017 (vect_create_epilog_for_reduction): Add new argument to specify
15018 reduction variable.
15019 (vect_finalize_reduction): Handle subtraction, fix comments.
15020 (vectorizable_reduction): Handle nested cycles. In case of nested
15021 cycle keep track of the reduction variable position. Call
15022 vect_is_simple_reduction with additional parameter. Use original
15023 statement code in reduction epilogue for nested cycle. Call
15024 vect_create_epilog_for_reduction with additional parameter.
15025 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15026 inner-loop vectorization.
15027 (vect_recog_widen_sum_pattern): Likewise.
15028 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15030 (vect_mark_stmts_to_be_vectorized): Likewise.
15031 (vect_get_vec_def_for_operand): Handle nested cycles.
15033 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15035 * doc/invoke.texi (Debugging Options): Fix option index entries
15036 for -fdump-statistics, -frandom-seed add entries for
15037 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15038 (FRV Options): Fix entries for -mTLS, -mtls.
15039 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15040 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15041 (M68hc1x Options): Fix @itemx for -mnominmax.
15042 (MCore Options): Fix entry for -mno-lsim.
15043 (MMIX Options): Fix entry for -mabi=mmixware.
15044 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15046 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15048 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15049 Mention the plugin mode of gengtype.
15050 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15051 * gengtype.c: Updated copyright.
15052 (plugin_files, nb_plugin_files) Added new static variables.
15053 (measure_input_list) Care about plugin_files.
15054 (write_rtx_next): Added early return in plugin mode.
15055 (create_file): Updated copyright year in generated file. Added
15057 (oprintf): Added early return if NULL outf.
15058 (get_output_file_with_visibility): Care of plugin_files.
15059 (get_output_file_name): May return null.
15060 (write_local): Added early return.
15061 (put_mangled_filename): Ditto.
15062 (finish_root_table): Added check for base_files.
15063 (write_roots): Care about null when plugins.
15064 (main): Added plugin mode.
15066 2009-06-15 Ian Lance Taylor <iant@google.com>
15068 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15069 * gcov.c (read_count_file): Add braces around variables declared
15072 * c.opt (Wjump-misses-init): New warning.
15073 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15074 -Wall and -Wc++-compat if not already set.
15075 (c_common_post_options): Clear warn_jump_misses_init if it was not
15077 * c-decl.c (struct c_binding): Change type field to a union with
15078 new label field. Make it the first field in the struct. Update
15079 references to type to use u.type instead.
15080 (struct c_spot_bindings): Define.
15081 (struct c_goto_bindings): Define.
15082 (c_goto_bindings_p): Define, along with VECs.
15083 (struct c_label_vars): Define.
15084 (struct c_scope): Add has_label_bindings field.
15085 (bind_label, set_spot_bindings): New static functions.
15086 (decl_jump_unsafe, update_spot_bindings): New static functions.
15087 (update_label_decls): New static function.
15088 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15089 Update binding u.label field to shadowed field.
15090 (c_binding_start_stmt_expr): New function.
15091 (c_binding_end_stmt_expr): New function.
15092 (pushdecl): Don't call c_begin_vm_scope.
15093 (make_label): Add defining and p_label_vars parameters. Change
15095 (lookup_label): Correct test for whether a label has not yet been
15096 defined. Call bind_label rather than bind.
15097 (warn_about_goto): New static function.
15098 (lookup_label_for_goto): New function.
15099 (declare_label): Call bind_label rather than bind.
15100 (check_earlier_gotos): New static function.
15101 (define_label): Don't give errors about jumping into statement
15102 expressions or scopes of variably modified types. Call
15103 set_spot_bindings and check_earlier_gotos. Call bind_label
15104 instead of bind. Don't set label_context_stack_se or
15105 label_context_stack_vm.
15106 (c_get_switch_bindings): New function.
15107 (c_release_switch_bindings): New function.
15108 (c_check_switch_jump_warnings): New function.
15109 (start_function): Don't set label_context_stack_se or
15110 label_context_stack_vm.
15111 (finish_function): Likewise.
15112 * c-typeck.c (label_context_stack_se): Don't define.
15113 (label_context_stack_vm): Don't define.
15114 (c_finish_goto_label): Call lookup_label_for_goto rather than
15115 lookup_label. Don't give errors about jumping into a statement
15116 expression or the scope of a variably modified type. Don't set
15117 label_context_stack_se or label_context_stack_vm.
15118 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15119 fields. Add bindings field.
15120 (c_start_case): Don't set deleted fields. Set bindings field.
15121 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15122 or blocked_vm. Call c_check_switch_jump_warnings.
15123 (c_finish_case): Don't test blocked_stmt_expr field. Call
15124 c_release_switch_bindings.
15125 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15126 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15127 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15128 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15129 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15130 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15131 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15132 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15133 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15134 (C_DECL_UNJUMPABLE_VM): Don't define.
15135 (C_DECL_UNDEFINABLE_VM): Don't define.
15136 (struct c_label_list): Don't define.
15137 (struct c_label_context_se): Don't define.
15138 (struct c_label_context_vm): Don't define.
15139 (struct c_spot_bindings): Declare.
15140 (c_bindings_start_stmt_expr): Declare.
15141 (c_bindings_end_stmt_expr): Declare.
15142 (lookup_label_for_goto): Declare.
15143 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15144 (c_check_switch_jump_warnings): Declare.
15145 (label_context_stack_se, label_context_stack_vm): Don't declare.
15146 (c_finish_goto_label): Update declaration.
15147 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15148 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15149 (Warning Options): Document -Wjump-misses-init.
15151 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15153 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15156 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15158 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15160 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15162 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15164 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15166 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15168 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15170 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15171 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15172 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15173 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15174 * dwarf2asm.c (dw2_force_const_mem): Update call to
15175 make_decl_one_only.
15176 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15177 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15178 * langhooks.c (lhd_comdat_group): Remove.
15179 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15180 * tree.h (DECL_COMDAT_GROUP): New.
15181 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15182 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15183 (make_decl_one_only): Change signature.
15184 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15185 make_decl_one_only.
15186 (make_decl_one_only): Change signature.
15187 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15189 2009-06-15 Richard Guenther <rguenther@suse.de>
15191 PR middle-end/40439
15192 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15194 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15196 * tree-ssa-math-opts.c: Remove extra divide.
15198 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15200 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15202 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15204 * passes.c: Add bswap pass.
15205 * tree-pass.h: Add pass_optimize_bswap declaration.
15206 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15207 Include rtl.h, expr.h and optabs.h for optab_handler check.
15208 (struct symbolic_number, pass_optimize_bswap): New definition.
15209 (do_shift_rotate, verify_symbolic_number_p): New functions.
15210 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15211 (gate_optimize_bswap): New function.
15212 * tree.c (widest_int_cst_value): New function.
15213 * tree.h (widest_int_cst_value): Prototype added.
15215 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15217 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15218 REG_EQUAL/REG_EQUIV notes.
15220 2009-06-14 Richard Guenther <rguenther@suse.de>
15222 PR middle-end/40389
15223 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15224 has its address taken if NRV was applied and it is addressable.
15225 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15226 function split out from ...
15227 (get_constraint_for_1): ... here.
15228 (handle_rhs_call): Use it to mark the return slot escaped if
15229 it is addressable and NRV was applied.
15231 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15233 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15234 Change first argument type to location_t.
15235 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15236 Do not set input_location.
15237 Use loc instead of input_location throughout.
15239 2009-06-13 Richard Guenther <rguenther@suse.de>
15241 PR tree-optimization/40421
15242 * tree-predcom.c (should_unroll_loop_p): Remove.
15243 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15245 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15247 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15248 Add location argument.
15250 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15252 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15254 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15255 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15256 * config/spu/spu-protos.h: Add location to
15257 spu_resolve_overloaded_builtin.
15258 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15259 spu_build_builtin_va_list.
15260 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15261 argument. Pass location to build_function_call_vec.
15262 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15264 (emit_fpu_switch): Same.
15265 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15266 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15267 to build_decl and create_artificial_label.
15268 (xtensa_gimplify_va_arg_expr): Same.
15269 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15270 (xstormy16_gimplify_va_arg_expr): Same.
15271 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15272 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15273 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15274 (mips16_build_function_stub): Same.
15275 (mips16_build_call_stub): Same.
15277 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15280 * arm/constraints.md (Pa, Pb): New constraints.
15281 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15282 split pattern to deal with them.
15284 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15286 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15287 fix index entry for -Xpreprocessor.
15289 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15292 Add location argument to build_decl call.
15293 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15294 (rs6000_init_builtins): Same.
15295 (spe_init_builtins): Same.
15296 (rs6000_gimplify_va_arg): Add location argument to
15297 create_artificial_label call.
15299 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15301 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15302 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15303 * Makefile.in: Fix GGC dependency for gcse.o.
15305 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15307 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15308 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15309 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15311 * c-parser.c (c_parser_binary_expression): Use current column while
15312 building binary operations.
15313 * common.opt (fshow-column): Enable by default.
15314 * tree-vrp.c (check_array_ref): Use warning_at.
15315 (check_array_bounds): Use location from call back if expr has no
15317 * tree.h: Add location argument to maybe_fold_*.
15318 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15319 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15320 (maybe_fold_offset_to_component_ref): Same.
15321 (maybe_fold_offset_to_reference): Same.
15322 (maybe_fold_offset_to_address): Same.
15323 (maybe_fold_stmt_indirect): Same.
15324 (maybe_fold_stmt_addition): Same.
15325 (fold_stmt_r): Pass location to maybe_fold_*.
15326 (fold_gimple_assign): Same.
15327 * c-tree.h: Add location argument to finish_decl,
15328 default_function_array_conversion, store_init_value.
15329 * c-decl.c (define_label): Use error_at.
15330 (c_make_fname_decl): Pass location to finish_decl.
15331 (finish_decl): New location argument.
15332 (build_compound_literal): Pass location to store_init_value.
15333 (grokdeclarator): Pass location to finish_decl.
15335 * c-typeck.c (array_to_pointer_conversion): New location argument.
15336 (function_to_pointer_conversion): Same.
15337 (default_function_array_conversion): Same.
15338 (parser_build_unary_op): Pass location to overflow_warning.
15339 (parser_build_binary_op): Same. Use warning_at.
15340 (build_unary_op): Pass location to array_to_pointer_conversion.
15341 (build_c_cast): Pass location to digest_init.
15342 (build_modify_expr): New location argument.
15343 (convert_for_assignment): Same.
15344 (store_init_value): Same.
15345 (digest_init): Same.
15346 (output_init_element): Pass location to digest_init and
15347 array_to_pointer_conversion.
15348 (c_finish_return): Pass location to convert_for_assignment.
15349 * gimplify.c (gimplify_conversion): Pass location to
15350 maybe_fold_offset_to_address.
15351 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15352 to maybe_fold_stmt_addition.
15353 * c-omp.c (c_finish_omp_atomic): Pass new location to
15355 (c_finish_omp_for): Same.
15356 * c-common.c (overflow_warning): New argument.
15357 * c-common.h: New argument to build_modify_expr, overflow_warning.
15358 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15360 (c_parser_initializer): Pass location to
15361 default_function_array_conversion.
15362 (c_parser_initelt): Same.
15363 (c_parser_initval): Same.
15364 (c_parser_asm_operands): Same.
15365 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15366 (c_parser_conditional_expression): Same.
15367 (c_parser_binary_expression): Add location info to stack. Use it.
15368 (c_parser_unary_expression): Pass location to
15369 default_function_array_conversion, parser_build_unary_op,
15370 build_indirect_ref, c_parser_postfix_expression_after_primary.
15371 (c_parser_postfix_expression_after_primary): New location argument.
15373 (c_parser_expression_conv): Pass location to
15374 default_function_array_conversion.
15375 (c_parser_expr_list): Same.
15376 (c_parser_omp_atomic): Same.
15377 (c_parser_omp_for_loop): Same.
15378 * c-tree.h (struct c_declarator): Add comment to id_loc.
15379 (build_array_declarator): New argument.
15380 * c-decl.c (build_array_declarator): Add location argument.
15381 (grokdeclarator): Set id_loc for cdk_array.
15382 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15383 build_array_declarator.
15384 * tree.c (build_omp_clause): Add location argument.
15385 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15386 (OMP_CLAUSE_LOCATION): New macro.
15387 (struct tree_omp_clause): Add location field.
15388 (build_omp_clause): Add argument.
15389 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15391 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15392 (cp_parser_omp_clause_collapse): Same.
15393 (cp_parser_omp_clause_default): Same.
15394 (cp_parser_omp_clause_if): Same.
15395 (cp_parser_omp_clause_nowait): Same.
15396 (cp_parser_omp_clause_num_threads): Same.
15397 (cp_parser_omp_clause_ordered): Same.
15398 (cp_parser_omp_clause_schedule): Same.
15399 (cp_parser_omp_clause_untied): Same.
15400 (cp_parser_omp_for_loop): Same.
15401 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15402 * c-tree.h (c_start_case): Add location argument.
15403 (c_process_expr_stmt): Same.
15404 (c_finish_goto_*): Same.
15405 * tree-parloops.c (initialize_reductions): Pass location to
15407 (create_parallel_loop): Same.
15408 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15409 (gfc_trans_omp_reduction_list): Same.
15410 (gfc_trans_omp_clauses): Same.
15411 (gfc_trans_omp_do): Same.
15412 * c-typeck.c (c_finish_goto_label): Same.
15413 (c_finish_goto_ptr): New location argument.
15414 (c_start_case): Same.
15415 (emit_side_effect_warnings): Same.
15416 (c_process_expr_stmt): Same.
15417 (c_finish_stmt_expr): Same.
15418 (c_finish_omp_clauses): Use error_at instead of error.
15419 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15421 * c-omp.c (c_split_parallel_clauses): New location argument.
15422 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15423 to build_omp_clause.
15424 (convert_local_reference_stmt): Same.
15425 (convert_gimple_call): Same.
15426 * c-common.h (c_split_parallel_clauses): New argument.
15427 * c-parser.c (c_parser_statement_after_labels): Pass location to
15428 c_finish_goto_label.
15429 (c_parser_switch_statement): Pass location to c_start_case.
15430 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15431 and c_process_expr_stmt.
15432 (c_parser_omp_variable_list): Add location argument.
15433 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15434 (c_parser_omp_clause_default): Same.
15435 (c_parser_omp_clause_if): Same.
15436 (c_parser_omp_clause_num_threads): Same.
15437 (-c_parser_omp_clause_ordered): Same.
15438 (c_parser_omp_clause_reduction): Pass location to
15439 c_parser_omp_variable_list.
15440 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15441 (c_parser_omp_clause_untied): Same.
15442 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15443 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15445 * c-tree.h (check_for_loop_decls, undeclared_variable,
15446 build_component_ref, build_array_ref, build_external_ref,
15447 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15448 build_conditional_expr, build_compound_expr, c_cast_expr,
15449 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15450 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15452 * c-semantics.c (build_stmt): Same.
15453 (build_case_label): Same.
15454 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15455 (undeclared_variable): New argument.
15456 (make_label): Same.
15457 (lookup_label): Pass location on down.
15458 (define_label): Same.
15459 (finish_decl): Same.
15460 (build_compound_literal): Same.
15461 (finish_struct): Same.
15462 (finish_function): Do not set location here.
15463 (check_for_loop_decls): New argument.
15464 * tree.c (save_expr): Set location.
15465 (build_empty_stmt): New argument.
15466 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15467 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15468 * builtins.c (gimplify_va_arg_expr): Use locations.
15469 (expand_builtin_sync_operation): Same.
15470 * c-typeck.c (build_component_ref): New argument.
15471 (build_array_ref): Same.
15472 (build_external_ref): Same.
15473 (c_expr_sizeof_expr): Same.
15474 (c_expr_sizeof_type): Same.
15475 (parser_build_unary_op): Same.
15476 (build_conditional_expr): Same.
15477 (build_compound_expr): Pass location on down.
15478 (build_compound_expr): New argument.
15479 (build_c_cast): Same.
15480 (c_cast_expr): Same.
15481 (build_asm_expr): Same.
15482 (c_finish_return): Same.
15483 (c_process_expr_stmt): Pass location on down.
15484 (c_finish_stmt_expr): New argument.
15485 (push_clenaup): Same.
15486 (c_finish_omp_parallel): Same.
15487 (c_finish_omp_task): Same.
15488 * gimplify.c (gimplify_call_expr): Pass location on down.
15489 * c-omp.c (c_finish_omp_master): New argument.
15490 (c_finish_omp_critical): Same.
15491 (c_finish_omp_ordered): Same.
15492 (c_finish_omp_barrier): Same.
15493 (-c_finish_omp_taskwait): Same.
15494 (c_finish_omp_atomic): Same.
15495 (c_finish_omp_flush): Same.
15496 * tree-inline.c (copy_tree_body_r): Pass location on down.
15497 (inline_forbidden_p): Remove use of input_location.
15498 * c-gimplify.c (c_build_bind_expr): New argument.
15499 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15500 (c_sizeof_or_alignof_type): New argument.
15501 (c_alignof_expr): Same.
15502 (build_va_arg): Same.
15503 (c_add_case_label): Same.
15504 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15505 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15506 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15507 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15508 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15509 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15511 * stub-objc.c (objc_build_selector_expr): Same.
15512 (objc_build_throw_stmt): Same.
15513 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15514 (c_parser_initelt): Same.
15515 (c_parser_compound_statement): Same.
15516 (c_parser_compound_statement_nostart): Same.
15517 (c_parser_label): Same.
15518 (c_parser_statement_after_labels): Same.
15519 (c_parser_if_body): Same.
15520 (c_parser_else_body): Same.
15521 (c_parser_if_statement): Same.
15522 (c_parser_switch_statement): Same.
15523 (c_parser_while_statement): Same.
15524 (c_parser_do_statement): Same.
15525 (c_parser_for_statement): Same.
15526 (c_parser_asm_statement): Same.
15527 (c_parser_conditional_expression): Same.
15528 (c_parser_binary_expression): Same.
15529 (c_parser_cast_expression): Same.
15530 (c_parser_unary_expression): Same.
15531 (c_parser_sizeof_expression): Same.
15532 (c_parser_alignof_expression): Same.
15533 (c_parser_postfix_expression): Same.
15534 (c_parser_expression): Same.
15535 (c_parser_objc_receiver): Same.
15536 (c_parser_omp_variable_list): Same.
15537 (c_parser_omp_structured_block): Same.
15538 (c_parser_omp_atomic): New argument.
15539 (c_parser_omp_barrier): Same.
15540 (c_parser_omp_critical): Same.
15541 (c_parser_omp_flush): Pass location on down.
15542 (c_parser_omp_for_loop): New argument.
15543 (c_parser_omp_for): Same.
15544 (c_parser_omp_master): Same.
15545 (c_parser_omp_ordered): Same.
15546 (c_parser_omp_sections_scope): Same.
15547 (c_parser_omp_sections): Same.
15548 (c_parser_omp_parallel): Same.
15549 (c_parser_omp_single): Same.
15550 (c_parser_omp_task): Same.
15551 (c_parser_omp_taskwait): Pass location on down.
15552 (c_parser_omp_construct): Same.
15553 (c_parser_omp_threadprivate): Same.
15554 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15555 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15556 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15557 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15558 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15559 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15560 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15561 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15562 config/i386/i386.c, stmt.c:
15563 Add location argument to the following function definitions and/or
15564 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15565 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15566 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15567 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15568 do_case, c_finish_bc_stmt, build_compound_literal,
15569 build_function_call.
15570 * c-decl.c (build_compound_literal): Add location argument.
15571 Make all diagnostic calls use location.
15572 (start_struct): Same.
15573 (finish_struct): Same.
15574 (start_enum): Same.
15575 (build_enumerator): Same.
15576 (start_function): Same.
15577 (grokdeclarator): Make all diagnostic calls use location.
15578 (store_parm_decls_oldstyle): Same.
15579 * c-typeck.c (build_function_call): Add location argument.
15580 Make all diagnostic calls use location.
15582 (c_finish_bc_stmt): Same.
15583 * tree-nested.c (get_trampoline_type): Add argument.
15584 Pass location to build_decl.
15585 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15586 * rtl.h (RTL_LOCATION): New.
15587 * c-common.c (c_add_case_label): Add location argument.
15588 Make all diagnostic calls use location.
15589 * c-common.h: Add location argument to make_fname_decl, do_case,
15590 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15591 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15592 Set it appropriately for every case. Pass enum_loc to start_enum
15593 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15595 (c_parser_struct_or_union_specifier): Save location. Use it for
15596 start_struct, finish_struct, and parser_xref_tag.
15598 2009-06-12 Ian Lance Taylor <iant@google.com>
15600 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15602 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15603 cpp_opts->warn_cxx_operator_names.
15605 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15608 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15609 is returns NULL and OP is a VCE, look through the VCE.
15611 2009-06-12 Ian Lance Taylor <iant@google.com>
15614 * collect2.c (main): Use CONST_CAST2 in code inside #if
15615 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15617 2009-06-12 Joey Ye <joey.ye@intel.com>
15619 PR middle-end/39146
15620 * cfgexpand.c (get_decl_align_unit): Update
15621 max_used_stack_slot_alignment with align instead of
15622 stack_alignment_needed.
15624 * function.c (assign_stack_local_1): Update
15625 max_used_stack_slot_alignment with alignment_in_bits instead
15626 of stack_alignment_needed.
15627 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15630 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15632 * dwarf2out.c (last_var_location_insn): New variable.
15633 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15634 (dwarf2out_var_location): Don't record anything after last real
15635 insn. Only change labels if there were any real instructions
15636 in between last note and this one, or if changed sections.
15638 2009-06-11 Richard Henderson <rth@redhat.com>
15640 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15641 note when storing the frame pointer in a register.
15642 (FRP): Don't redefine to nothing for epilogue.
15643 (alpha_expand_epilogue): Mark register and sp restores.
15644 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15646 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15647 when gen_lowpart is needed.
15649 2009-06-11 Richard Henderson <rth@redhat.com>
15651 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15653 * dwarf2out.c (need_data_align_sf_opcode): New.
15654 (div_data_align): Move earlier.
15655 (def_cfa_1, reg_save): Use it.
15657 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15659 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15660 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15661 (ix86_handle_option): Handle OPT_mcrc32.
15662 (ix86_target_string): Add -mcrc32.
15663 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15665 * config/i386/i386.h (TARGET_CRC32): New.
15667 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15668 (sse4_2_crc32di): Likewise.
15670 * config/i386/i386.opt (mcrc32): New.
15672 * doc/invoke.texi: Document -mcrc32.
15674 2009-06-11 Richard Henderson <rth@redhat.com>
15676 * common.opt (gdwarf-): Accept a version number.
15677 * doc/invoke.texi (gdwarf-): Update docs.
15678 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15679 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15680 version level, and record it.
15682 * dwarf2.h (DW_CIE_VERSION): Remove.
15683 * dwarf2out.c (DWARF_VERSION): Remove.
15684 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15685 (output_call_frame_info): Use CIE version 3 for dwarf3,
15686 or if the return register column is out of range for version 1.
15687 (dwarf_stack_op_name): Add all dwarf3 values.
15688 (DEBUG_PUBTYPES_SECTION): New.
15689 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15690 encoding change for dwarf3.
15691 (output_die) [dw_val_class_die_ref]: Likewise.
15692 (output_compilation_unit_header): Emit correct version for dwarf3.
15693 (output_line_info): Likewise.
15694 (output_pubnames): Update for DWARF_VERSION removal.
15695 (output_aranges): Likewise.
15696 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15697 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15698 (dwarf2out_finish): Likewise.
15700 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15702 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15705 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15708 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15709 * builtins.c (expand_builtin_unreachable): New function.
15710 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15711 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15712 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15714 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15715 searching for missing barriers.
15717 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15719 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15720 when -fprofile-generate* was passed.
15721 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15723 2009-06-11 Anthony Green <green@moxielogic.com>
15725 * config/moxie/moxie.md: Define length attribute for all instructions.
15727 (*b<cond:code>): Support limited branch ranges for new PC-relative
15728 branch instructions.
15729 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15731 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15733 * config/i386/i386.c (min_insn_size): Use get_attr_length
15734 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15735 For __asm return 0.
15737 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15738 instead of emit_insn_before.
15740 2009-06-10 Ian Lance Taylor <iant@google.com>
15743 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15746 2009-06-10 Revital Eres <eres@il.ibm.com>
15748 * passes.c (init_optimization_passes): Reschedule
15749 predictive-commoning pass before complete unroll pass.
15751 2009-06-10 Martin Jambor <mjambor@suse.cz>
15753 * cgraph.c (cgraph_node_can_be_local_p): New function.
15754 (cgraph_make_node_local): New function.
15755 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15756 (cgraph_make_node_local): Declare.
15758 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15760 * tree.h (tree_base): Add packed_flag and user_align fields.
15761 Decrease size of spare field.
15762 (TYPE_USER_ALIGN): Use user_align from tree_base.
15763 (DECL_USER_ALIGN): Likewise.
15764 (TYPE_PACKED): Use packed_flag from tree_base.
15765 (DECL_PACKED): Likewise.
15766 (tree_type): Delete packed_flag and user_align fields. Widen
15767 precision field. Widen mode field and shuffle fields to align
15768 mode on an 8-bit boundary.
15769 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15770 Renumber decl_flag_* fields. Fix comments. Widen
15771 decl_common_unused field.
15772 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15773 (DECL_EXTERNAL): Likewise.
15774 (DECL_BIT_FIELD): Likewise.
15775 (DECL_NONADDRESSABLE_P): Likewise.
15776 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15777 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15779 2009-06-10 Ian Lance Taylor <iant@google.com>
15781 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15782 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15783 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15784 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15785 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15786 DEF_VEC_ALLOC_FUNC_P.
15787 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15788 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15789 DEF_VEC_ALLOC_FUNC_O.
15790 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15791 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15792 DEF_VEC_ALLOC_FUNC_I.
15793 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15794 (vec_stack_p_reserve_exact_1): Declare.
15795 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15796 (vec_stack_free): Declare.
15797 (VEC_stack_alloc): Define.
15798 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15799 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15800 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15801 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15803 (stack_vecs): New static variable.
15804 (vec_stack_p_reserve_exact_1): New function.
15805 (vec_stack_o_reserve_1): New static function.
15806 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15807 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15808 (vec_stack_free): New function.
15809 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15810 (VEC_df_ref_stack_alloc): Define.
15811 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15812 DEF_VEC_ALLOC_P_STACK.
15813 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15814 (struct df_collection_rec): Change _vec fields to VEC. Remove
15816 (df_free_collection_rec): Adjust for new fields.
15817 (df_insn_rescan): Use new df_collection_rec fields.
15818 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15819 (df_ref_create_structure, df_ref_record): Likewise.
15820 (df_get_conditional_uses, df_get_call_refs): Likewise.
15821 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15822 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15823 (df_record_exit_block_uses, df_bb_verify): Likewise.
15824 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15825 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15826 Remove count parameter. Change return type to void. Change all
15828 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15829 Remove count parameter. Change return type to void. Change all
15831 (df_install_refs): Change old_vec parameter to VEC. Remove count
15832 parameter. Change all callers.
15833 (df_install_mws): Change old_vec parameter to VEC. Remove count
15834 parameter. Change all callers.
15835 (df_refs_verify): Change new_rec parameter to VEC. Change call
15837 (df_mws_verify): Likewise.
15839 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15841 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15843 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15845 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15847 2009-06-10 Anthony Green <green@moxielogic.com>
15849 * config/moxie/crti.asm: New file.
15850 * config/moxie/crtn.asm: New file.
15851 * config/moxie/moxie.c: New file.
15852 * config/moxie/moxie.h: New file.
15853 * config/moxie/sfp-machine.h: New file.
15854 * config/moxie/moxie-protos.h: New file.
15855 * config/moxie/t-moxie: Created.
15856 * config/moxie/t-moxie-softfp: Created.
15857 * config/moxie/moxie.md: Created.
15858 * config/moxie/constraints.md: Created.
15859 * config.gcc: Add moxie support.
15860 * doc/md.texi (Machine Constraints): Add moxie constraints.
15861 * doc/contrib.texi (Contributors): Mention moxie port.
15862 * doc/install.texi (Specific): Mention the moxie port.
15864 2009-06-09 Ian Lance Taylor <iant@google.com>
15866 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15867 compiling with C++.
15868 * optabs.c (optab_table): Only use designated initializers if
15869 HAVE_DESIGNATED_INITIALIZERS is defined.
15870 (convert_optab_table): Likewise.
15871 (init_optabs): Always call init_insn_codes if
15872 HAVE_DESIGNATED_INITIALIZERS is not defined.
15874 2009-06-09 Ian Lance Taylor <iant@google.com>
15876 * targhooks.c (default_builtin_vectorized_function): Change fn
15877 parameter to unsigned int.
15878 (default_builtin_vectorized_conversion): Change code parameter to
15880 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15881 * targhooks.h: Update declarations.
15882 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15883 parameter to unsigned int.
15885 * c-typeck.c (comptypes_check_enum_int): New static function.
15886 (comptypes_internal): Add enum_and_int_p parameter. Change all
15888 (comp_target_types): Add location parameter. Change all callers.
15889 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15890 Change all callers.
15891 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15892 (build_conditional_expr): Add colon_loc parameter. Change all
15894 (convert_for_assignment): Add location parameter. Change all callers.
15895 * c-parser.c (c_parser_conditional_expression): Pass location of
15896 colon to build_conditional_expr.
15897 * c-tree.h (build_conditional_expr): Update declaration.
15899 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15901 * graphite.c: Revert previous patch.
15903 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15906 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15908 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15910 * tree-ssa-loop-prefetch.c
15911 (loop_prefetch_arrays): Fixed a portability problem in printf format
15914 2009-06-09 Martin Jambor <mjambor@suse.cz>
15916 PR tree-optimization/40351
15917 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15918 refrence to a potential artifical subaccess can be constructed.
15920 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15922 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15923 (sh_override_options): Likewise.
15924 * config/sh/sh.c: Include params.h.
15925 (sh_optimization_options): New.
15926 (sh_override_options): Likewise.
15927 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15928 (OVERRIDE_OPTIONS): Use sh_override_options.
15930 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15932 * dwarf2out.c (emit_cfa_remember): New variable.
15933 (add_fde_cfi): If emit_cfa_remember, recurse to add
15934 DW_CFA_remember_state first.
15935 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15936 instead just set emit_cfa_remember.
15938 2009-06-08 Jan Hubicka <jh@suse.cz>
15941 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15943 2009-06-08 Jan Hubicka <jh@suse.cz>
15945 PR middle-end/39834
15946 * cgraphunit.c (save_inline_function_body): Do not copy transform
15947 hooks for saved inline bodies.
15948 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15949 for given function.
15951 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15953 * jump.c (returnjump_p): Handle delayed branches. Add missing
15956 2009-06-08 Jan Hubicka <jh@suse.cz>
15958 PR middle-end/40102
15959 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15960 original node might've been modified.
15961 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15963 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15965 * tree-object-size.c (addr_object_size): Add OSI argument.
15966 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15967 (compute_builtin_object_size, expr_object_size): Adjust callers.
15968 (plus_stmt_object_size): Call addr_object_size instead of
15969 compute_builtin_object_size.
15971 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15972 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15974 * tree-ssa-loop-prefetch.c
15975 (gather_memory_references): Introduced a counter for the number of
15977 (anything_to_prefetch_p): Introduced a counter for the number of
15979 (is_loop_prefetching_profitable): New function with a cost model
15981 (loop_prefetch_arrays): Use the new cost model to determine if
15982 prefetching is profitable.
15983 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15984 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15985 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15986 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15987 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15988 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15990 2009-06-08 Michael Matz <matz@suse.de>
15993 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15994 partitions use the same.
15995 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15996 for basevars of SSA_NAMEs.
15997 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15998 to not expand them twice.
15999 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16002 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16004 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16005 (fdump-final-insns=, gtoggle): New.
16006 * doc/invoke.texi: Document them.
16007 * final.c (rest_of_clean_state): Dump final insn stream.
16008 * gcc.c (invoke_as): Hook in -fcompare-debug.
16009 (static_spec_functions): Add compare-debug-dump-opt,
16010 compare-debug-self-opt and compare-debug-auxbase-opt.
16011 (compare_debug, compare_debug_second, compare_debug_opt): New.
16012 (switches_debug_check, n_switches_debug_check): New.
16013 (debug_auxbase_opt, debug_check_temp_file): New.
16014 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16016 (do_self_spec): Handle arguments after switches.
16017 (do_spec_1): Add .gk extension to temp file basenames for compare.
16018 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16019 (cc1_options): Use it instead of normal auxbase computation for
16020 the second compare-debug compilation.
16021 (compare_files): New.
16022 (main): Set up and implement compare debug mode.
16023 (compare_debug_dump_opt_spec_function): New.
16024 (compare_debug_self_opt_spec_function): New.
16025 (compare_debug_auxbase_opt_spec_function): New.
16026 * toplev.c (process_options): Handle flag_gtoggle,
16027 flag_dump_final_insns.
16028 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16029 during -fcompare-debug-second compilation.
16031 2009-06-07 Ian Lance Taylor <iant@google.com>
16033 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16034 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16036 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16037 with no default node. Change warning with %H to warning_at.
16038 Don't clear warn_switch around case checking.
16039 * doc/invoke.texi (Warning Options): Clarify distinction between
16040 -Wswitch and -Wswitch-enum.
16042 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16044 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16046 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16048 * gbl-ctors.h: Add header guard.
16050 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16052 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16053 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16054 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16055 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16056 prototypes for removed functions.
16057 (expressions_equal_p): Move to ...
16058 * tree-ssa-sccvn.h: ... here and ...
16059 * matrix-reorg.c: ... adjust includes.
16061 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16063 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16065 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16067 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16068 (finish_function): Remove erroneous whitespace.
16070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16072 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16073 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16075 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16077 * errors.c (internal_error): Commentary typo fix.
16078 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16079 * tree-ssa-pre.c: Ditto.
16081 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16083 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16084 them is supposed to hold actual statements.
16086 2009-06-06 Ian Lance Taylor <iant@google.com>
16088 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16089 empty statements can now have attributes.
16091 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16093 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16094 * config/mips/mips.md: Ditto.
16096 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16098 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16100 (__eabi_uconvert): Likewise.
16102 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16104 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16105 CFI_* definitions with IN_GCC.
16107 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16109 * xcoffout.h (xcoffout_source_line): Update prototype.
16111 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16113 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16114 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16116 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16118 PR middle-end/40340
16119 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16120 inlined_function_outer_scope_p blocks for artificial inlines
16122 * tree.c (tree_nonartificial_location): Rewrite using
16123 block_nonartificial_location.
16125 2009-06-05 Revital Eres <eres@il.ibm.com>
16126 Leehod Baruch <leehod@il.ibm.com>
16128 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16129 (expand_expr_real_1): Remove comment.
16130 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16131 Vectorize misaligned access when the target supports it.
16132 (vect_supportable_dr_alignment): Check for unaligned access support.
16133 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16136 2009-06-05 Julian Brown <julian@codesourcery.com>
16138 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16139 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16141 2009-06-05 Richard Guenther <rguenther@suse.de>
16144 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16145 as possibly unused.
16147 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16149 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16150 (save_gprs): Don't tell unwinder when a global register is saved.
16151 (s390_emit_epilogue): Emit needed epilogue unwind info.
16153 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16155 * dwarf2out.c (deferred_asm_name): New.
16156 (add_name_and_src_coords_attributes): Defer creation of
16157 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16159 (move_linkage_attr): New.
16160 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16163 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16165 * tree-nested.c (finalize_nesting_tree_1): Declare the
16166 frame_decl in the binding tree.
16168 2009-06-04 Cary Coutant <ccoutant@google.com>
16170 * basic-block.h (struct basic_block_def): Add discriminator field.
16171 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16173 * debug.c (do_nothing_debug_hooks): Add additional entry.
16174 (debug_nothing_int_charstar_int): New function.
16175 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16176 (debug_nothing_int_charstar_int): New declaration.
16177 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16178 discriminator value in .loc directive.
16179 * final.c (last_discriminator): New variable.
16180 (discriminator): New variable.
16181 (final_start_function): Initialize above variables, pass current
16182 discriminator to debug hook.
16183 (notice_source_line): Check for discriminator change.
16184 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16185 * sdbout.c (sdbout_source_line): New parameter.
16186 * tree-cfg.c (struct locus_discrim_map): New structure type.
16187 (discriminator_per_locus): New hash table.
16188 (build_gimple_cfg): Allocate and free discriminator hash table.
16189 (make_edges): Call assign_discriminator.
16190 (locus_map_hash): New function.
16191 (locus_map_eq): New function.
16192 (next_discriminator_for_locus): New function.
16193 (same_line_p): New function.
16194 (assign_discriminator): New function.
16195 (make_cond_expr_edges): Call assign_discriminator.
16196 (make_gimple_switch_edges): Likewise.
16197 (first_non_label_stmt): New function.
16198 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16200 * xcoffout.c (xcoffout_source_line): Add new parameter.
16202 * configure.ac (gcc_cv_as_discriminator): New configury check for
16203 gas support for discriminator.
16204 * configure: Regenerate.
16205 * config.in: Regenerate.
16207 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16209 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16210 val after checking for integers.
16212 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16214 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16216 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16217 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16218 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16219 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16220 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16221 X64_SSE_REGPARM_MAX.
16222 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16223 X64_SSE_REGPARM_MAX.
16225 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16227 * gcc.c (report_times_to_file): New.
16228 (execute): Implement it.
16229 (process_command): Support -time=.
16230 * doc/invoke.texi: Document it.
16232 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16234 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16235 that have value exprs.
16237 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16239 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16240 declarations for constants until...
16241 (dw2_output_indirect_constant_1): ... this point.
16243 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16246 * arm.md (arm_addsi3): Don't try to split an add with an
16247 eliminable register until after reload has completed.
16249 2009-06-03 Ian Lance Taylor <iant@google.com>
16251 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16252 * genattrtab.c (write_length_unit_log): Likewise.
16253 * genchecksum.c (dosum): Likewise.
16254 * gengtype.c (write_rtx_next): Likewise.
16255 (finish_root_table, write_roots): Likewise.
16256 * gimple.c (gimple_ops_offset_): Likewise.
16257 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16258 * config/arc/arc.c (arc_attribute_table): Likewise.
16259 * config/arm/arm.c (arm_attribute_table): Likewise.
16260 * config/avr/avr.c (avr_attribute_table): Likewise.
16261 * config/crx/crx.c (crx_attribute_table): Likewise.
16262 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16263 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16264 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16265 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16266 * config/sh/sh.c (sh_attribute_table): Likewise.
16267 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16268 * config/spu/spu.c (spu_attribute_table): Likewise.
16269 * config/v850/v850.c (v850_attribute_table): Likewise.
16271 * config/alpha/alpha.c (vms_attribute_table): Make static.
16272 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16273 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16274 * config/mips/mips.c (mips_attribute_table): Likewise.
16276 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16278 (cc1-checksum.o): Likewise.
16280 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16282 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16284 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16286 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16287 insn if it is changing sp. Use gen_add3_insn instead of
16288 conditionally gen_addsi3 and gen_adddi3.
16289 (offset_below_red_zone_p): New static inline function.
16290 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16291 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16292 * config/rs6000/ppc-asm.h: Include auto-host.h.
16293 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16294 CFI_RESTORE): Define.
16295 * config/rs6000/crtresxgpr.asm: Add unwind info.
16296 * config/rs6000/crtresxfpr.asm: Likewise.
16297 * config/rs6000/crtresgpr.asm: Likewise.
16298 * config/rs6000/crtresfpr.asm: Likewise.
16299 * config/rs6000/crtsavgpr.asm: Likewise.
16300 * config/rs6000/crtsavfpr.asm: Likewise.
16302 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16303 argument of DWARF2_FRAME_REG_OUT macros.
16305 2009-06-03 Julian Brown <julian@codesourcery.com>
16307 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16308 words or less (including TImode) in core registers.
16310 2009-06-03 Richard Guenther <rguenther@suse.de>
16312 PR middle-end/40328
16313 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16315 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16317 * statistics.c (statistics_counter_event): Do not record event
16318 in pass dump if its number == -1.
16319 (curr_statistics_hash): Add assert that we never get passes
16320 with static number == -1.
16322 2009-06-03 Richard Guenther <rguenther@suse.de>
16323 Andrey Belevantsev <abel@ispras.ru>
16325 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16326 non-BLKmode arrays addressable.
16328 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16330 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16331 * config/m68k/m68k.h: ... here.
16333 2009-06-03 Martin Jambor <mjambor@suse.cz>
16335 PR tree-optimization/40323
16336 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16339 2009-06-03 Richard Guenther <rguenther@suse.de>
16341 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16344 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16346 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16347 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16348 JUMP_TABLE_DATA_P where applicable.
16349 * config/sh/sh.c: Ditto.
16350 * config/sh/sh.h: Ditto.
16351 * config/sh/sh.md: Ditto.
16352 * config/sh/symbian.c: Ditto.
16354 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16356 * config/i386/driver-i386.c (describe_cache): Optimize
16357 concatenation of strings. Use snprintf instead of sprintf.
16358 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16359 target when not compiling with GCC.
16361 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16363 * config/sh/sh.c: Revert last change.
16364 (sh_expand_epilogue): Emit a blockage insn before the frame
16365 pointer adjustment unconditionally.
16367 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16369 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16370 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16371 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16372 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16373 to COLLECT_GCC_OPTIONS.
16375 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16377 * collect2.c (target_system_root): New variable.
16378 (main): Handle --sysroot=.
16379 (ignore_library): Strip the sysroot from the library path.
16381 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16383 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16384 (collect2.o): Depend on collect2-aix.h.
16385 (collect2-aix.o): New rule.
16386 * collect2-aix.h: New file.
16387 * collect2-aix.c: Likewise.
16388 * collect2.c: Include collect2-aix.h. Don't undefine
16389 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16390 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16391 Use TARGET_AIX_VERSION instead of _AIX51.
16392 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16393 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16394 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16395 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16396 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16398 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16400 * collect2.c (ignore_library): Avoid premature post-increment
16401 and null deference.
16403 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16405 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16406 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16407 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16408 CROSS_DIRECTORY_STRUCTURE too.
16409 (LINK_LIBG_SPEC): Likewise.
16410 (LIB_SPEC): Add %R to sysroot paths.
16411 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16412 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16413 * config/rs6000/aix51.h: As for aix43.h.
16414 * config/rs6000/aix52.h: Likewise.
16415 * config/rs6000/aix53.h: Likewise.
16416 * config/rs6000/aix61.h: Likewise.
16417 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16418 to the beginning of sysroot paths.
16420 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16422 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16423 INSN_LISTs that are out of the REG_NOTE range.
16425 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16427 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16428 (struct var_to_expand): Likewise.
16429 (struct opt_info): Add head and tail for linked lists of the above.
16430 (analyze_insn_to_expand_var): Initialize next.
16431 (analyze_iv_to_split_insn): Likewise.
16432 (analyze_insns_in_loop): Create linked lists.
16433 (allocate_basic_variable): Simplify for use without hash table.
16434 (insert_var_expansion_initialization): Likewise, make it type-safer.
16435 (combine_var_copies_in_loop_exit): Likewise.
16436 (apply_opt_in_copies): Walk lists rather than hash tables.
16437 (release_var_copies): Simplified and inlined by hand into...
16438 (free_opt_info): ... this function.
16440 2009-06-02 Richard Guenther <rguenther@suse.de>
16442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16445 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16447 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16448 only for builtins that are not overridden.
16450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16452 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16455 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16457 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16459 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16461 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16463 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16465 * common.opt (fdump-unnumbered-links): New.
16466 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16467 * print-rtl.c (flag_dump_unnumbered_links): New.
16468 (print_rtx): Test it.
16470 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16472 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16473 push/pop multiple to 8-byte alignment.
16475 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16477 * config/i386/i386.c (queued_cfa_restores): New static variable.
16478 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16480 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16481 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16482 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16483 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16484 note unconditionally.
16485 (ix86_emit_restore_regs_using_mov): Likewise.
16486 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16487 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16488 it through to ix86_emit_restore_reg_using_pop.
16489 (ix86_emit_leave): Add RED_OFFSET argument. Call
16490 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16491 instead of adding REG_CFA_OFFSET note unconditionally.
16492 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16493 the above functions. Call ix86_add_queued_cfa_restore_notes when
16496 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16497 force output of the label even for dwarf2out_do_cfi_asm.
16498 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16499 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16500 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16502 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16503 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16504 dwarf2out_cfi_label callers.
16505 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16506 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16507 Adjust dwarf2out_cfi_label callers.
16508 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16510 * config/i386/i386.h (struct machine_cfa_state,
16511 struct machine_function): Guard with ifndef USED_FOR_TARGET
16512 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16515 * emutls.c (__emutls_get_address): Change arr->size to mean number
16516 of allocated arr->data entries instead of # of slots + 1.
16518 PR middle-end/40316
16519 * recog.c (peep2_reinit_state): New function.
16520 (peephole2_init_state): Use it at the end of a basic block and also
16521 when seeing a RTX_FRAME_RELATED_P insn.
16523 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16525 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16526 fixuns_truncrfdi2): New.
16527 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16528 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16529 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16530 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16531 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16532 *recip_approx): Remove.
16533 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16534 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16535 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16537 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16540 2009-06-01 Ian Lance Taylor <iant@google.com>
16542 * attribs.c (register_attribute): Use CONST_CAST.
16543 * collect2.c (main): Use CONST_CAST2.
16544 (scan_prog_file): Likewise.
16545 * gcc.c (process_command, main): Likewise.
16546 * toplev.c (toplev_main): Likewise.
16548 * c-typeck.c (handle_warn_cast_qual): New static function,
16549 partially broken out of build_c_cast.
16550 (build_c_cast): Call handle_warn_cast_qual.
16551 * doc/invoke.texi (Warning Options): Document new effect of
16554 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16556 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16557 (diagnostic_report_current_module): Print columns.
16558 * common.opt (flag_show_column): Enable by default.
16560 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16562 * alias.c (find_base_term): Check for NULL term before returning.
16564 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16566 Revert due to PR40320:
16567 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16568 * calls.c (emit_library_call_value_1): Don't force_operand for move
16571 2009-06-01 Olivier Hainque <hainque@adacore.com>
16572 Eric Botcazou <ebotcazou@adacore.com>
16574 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16575 to be processed as a bitfield for constructor output purposes.
16576 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16578 * varasm.c (oc_local_state): New type, output_constructor
16579 local state to support communication with helpers.
16580 (oc_outer_state): New type, output_constructor outer state of
16581 relevance in recursive calls.
16582 (output_constructor_array_range): New output_constructor helper,
16583 extracted code for an array range element.
16584 (output_constructor_regular_field): New output_constructor helper,
16585 extracted code for an element that is not a bitfield.
16586 (output_constructor_bitfield): New output_constructor helper,
16587 extracted code for a bitfield element. Accept an OUTER state
16588 argument for recursive processing. Recurse on record or array
16589 CONSTRUCTOR values, possibly past noop conversions.
16590 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16591 VALUE is a valid constant-valued expression for use in a static
16592 bit-field initializer.
16593 (output_constructor): Rework to use helpers. Accept and honor an
16594 OUTER state argument for recursive calls. Return total size. Be
16595 prepared for nested constructors initializing bitfields.
16596 (output_constant): Feed OUTER in calls to output_constructor.
16598 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16600 * calls.c (emit_library_call_value_1): Don't force_operand for move
16603 2009-06-01 Nick Clifton <nickc@redhat.com>
16605 * doc/invoke.texi (IA-64 Options): Fix typo.
16607 2009-06-01 Ira Rosen <irar@il.ibm.com>
16609 PR tree-optimization/39129
16610 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16612 (vect_do_peeling_for_loop_bound): Use
16613 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16614 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16615 (vect_loop_versioning): Likewise.
16616 (vect_create_cond_for_alias_checks): Fix indentation.
16617 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16619 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16620 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16621 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16622 "control flow in loop".
16623 (vect_estimate_min_profitable_iters): Use
16624 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16625 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16626 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16627 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16628 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16629 statement belongs to a group of strided accesses with the exact code
16631 (vectorizable_load): Likewise.
16632 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16633 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16635 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16637 * config/freebsd-stdint.h: New file.
16638 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16639 Add freebsd-stdint.h to tm_file.
16641 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16643 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16644 (thumb2_extendhidi2): Likewise.
16646 2009-05-31 Ian Lance Taylor <iant@google.com>
16648 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16650 2009-05-31 Ian Lance Taylor <iant@google.com>
16652 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16653 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16654 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16656 2009-05-31 Jason Merrill <jason@redhat.com>
16658 * tree-pretty-print.c (print_call_name): Take the callee, not the
16659 call itself. Make non-static. Use dump_function_name for functions.
16660 (dump_generic_node): Adjust.
16661 * diagnostic.h: Declare print_call_name.
16662 * gimple-pretty-print.c (dump_gimple_call): Use it.
16664 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16666 * config/sh/sh.md (ashldi3_std): New define_expand.
16669 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16672 * config/sh/sh.c: Include debug.h.
16673 (sh_expand_epilogue): Emit a blockage insn before the frame
16674 pointer adjustment also when dwarf2out_do_frame returns true.
16676 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16678 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16679 (thumb2_extendqidi2): New pattern.
16681 2009-05-31 Ira Rosen <irar@il.ibm.com>
16683 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16684 mark phis for renaming.
16685 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16686 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16687 Call mark_sym_for_renaming.
16688 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16689 * tree-vect-loop.c (vect_transform_loop): Remove
16690 vect_memsyms_to_rename initialization and a call to
16691 mark_set_for_renaming.
16693 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16695 PR middle-end/40304
16696 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16697 frame related even if !set_cfa && style < 0.
16699 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16701 * config/i386/mingw-tls.c: New file.
16702 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16703 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16704 defining _WIN32 but not __CYGWIN__.
16706 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16708 * configure.ac: Add MPC support.
16710 * config.in, configure: Regenerate.
16712 2009-05-29 Richard Henderson <rth@redhat.com>
16714 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16715 NOTE_INSN_BASIC_BLOCK.
16716 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16717 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16718 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16720 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16722 (add_cfi): Disable check redefining cfa away from drap.
16723 (lookup_cfa_1): Add remember argument; handle remember/restore.
16724 (lookup_cfa): Pass remember argument.
16725 (cfa_remember): New.
16726 (compute_barrier_args_size_1): Remove sibcall check.
16727 (dwarf2out_frame_debug_def_cfa): New.
16728 (dwarf2out_frame_debug_adjust_cfa): New.
16729 (dwarf2out_frame_debug_cfa_offset): New.
16730 (dwarf2out_frame_debug_cfa_register): New.
16731 (dwarf2out_frame_debug_cfa_restore): New.
16732 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16733 (dwarf2out_begin_epilogue): New.
16734 (dwarf2out_frame_debug_restore_state): New.
16735 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16736 DW_CFA_restore_state.
16737 (output_cfi_directive): Likewise.
16738 (convert_cfa_to_fb_loc_list): Likewise.
16739 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16740 * dwarf2out.h: Update.
16741 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16742 (copy_insn_1): Early out for null.
16743 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16744 and dwarf2out_frame_debug_restore_state.
16745 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16746 (prologue_insn_hash, epilogue_insn_hash): New.
16747 (free_after_compilation): Adjust freeing accordingly.
16748 (record_insns): Create hash table if needed; push insns into
16749 hash instead of array.
16750 (maybe_copy_epilogue_insn): New.
16751 (contains): Search hash table instead of array.
16752 (sibcall_epilogue_contains): Remove.
16753 (thread_prologue_and_epilogue_insns): Split eh_return insns
16754 and mark them as epilogues.
16755 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16756 scanning in terms of basic blocks.
16757 * insn-notes.def (CFA_RESTORE_STATE): New.
16758 * jump.c (returnjump_p_1): Accept EH_RETURN.
16759 (eh_returnjump_p_1, eh_returnjump_p): New.
16760 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16761 CFA_REGISTER, CFA_RESTORE): New.
16762 * rtl.def (EH_RETURN): New.
16763 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16765 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16766 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16768 * config/i386/i386.c (gen_push): Update cfa state.
16769 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16770 add a CFA_ADJUST_CFA note.
16771 (ix86_dwarf_handle_frame_unspec): Remove.
16772 (ix86_expand_prologue): Update cfa state.
16773 (ix86_emit_restore_reg_using_pop): New.
16774 (ix86_emit_restore_regs_using_pop): New.
16775 (ix86_emit_leave): New.
16776 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16777 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16778 * config/i386/i386.h (struct machine_cfa_state): New.
16779 (ix86_cfa_state): New.
16780 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16781 (eh_return_internal): Merge from eh_return_<mode>,
16782 use eh_return rtx, split w/ epilogue.
16784 2009-05-29 Ian Lance Taylor <iant@google.com>
16786 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16788 * calls.c (emit_library_call_value_1): Likewise.
16790 * c-typeck.c (c_build_va_arg): New function.
16791 * c-tree.h (c_build_va_arg): Declare.
16792 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16793 instead of build_va_arg.
16795 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16797 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16798 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16799 (ptr_difference_cost): Use affine combinations to compute it.
16800 (difference_cost): Likewise.
16801 (get_computation_cost_at): Compute more accurate cost for addresses
16802 if the ratio is a multiplier allowed in addresses.
16803 For non-addresses, consider that an additional offset or symbol is
16806 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16808 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16809 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16811 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16812 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16813 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16815 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16816 to 1 for TYPE_SSE{IADD1,CVT1}.
16817 (prefix_vex_imm8): Removed.
16818 (length_vex): Only pass 1 as second argument to
16819 ix86_attr_length_vex_default if prefix_extra is 0.
16820 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16821 (length): For prefix vex computation use length_immediate
16822 attribute instead of prefix_vex_imm8.
16823 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16824 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16825 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16826 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16827 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16828 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16829 a space in between the operands.
16830 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16831 if one operand is 0xff and the other one si, di, bp or sp.
16832 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16833 other one si, di, bp or sp.
16834 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16835 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16836 type and mode attributes.
16837 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16838 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16839 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16840 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16841 prefix_data16 attribute iff MODE_DF.
16842 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16843 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16844 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16845 constm128_operand in length_immediate computation.
16846 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16847 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16848 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16849 length_immediate attribute to 1.
16850 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16851 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16852 for certain alternatives.
16853 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16854 prefix_data16 attribute if MODE_V1DF.
16855 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16856 length_immediate to 1.
16857 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16858 length_address to 4, set mode attribute to MODE_DI.
16859 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16860 (fxam<mode>2_i387): Set length attribute to 4.
16861 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16862 *prefetch_3dnow_rex): Override length_address attribute.
16863 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16865 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16866 (constm128_operand): Removed.
16867 * config/i386/i386.c (memory_address_length): For
16868 disp && !index && !base in 64-bit mode account for SIB byte if
16869 print_operand_address can't optimize disp32 into disp32(%rip)
16870 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16871 for fs: or gs: segment.
16872 (ix86_attr_length_immediate_default): When checking if shortform
16873 is possible, truncate immediate to the length of the non-shortened
16875 (ix86_attr_length_address_default): Ignore MEM_P operands
16877 (ix86_attr_length_vex_default): Only check for DImode on
16878 GENERAL_REG_P operands.
16879 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16880 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16881 (sse_cvttps2pi): Clear prefix_rep attribute.
16882 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16884 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16885 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16886 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16887 iff operand 2 is const_int_operand.
16888 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16889 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16890 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16892 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16894 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16895 prefix_data16 attribute for movlpd and movhpd instructions.
16896 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16897 length_immediate for shufpd instruction.
16898 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16899 (avx_cmpp<avxmodesuffixf2c><mode>3,
16900 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16901 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16902 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16903 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16904 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16905 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16906 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16907 prefix_data16 attribute for the first alternative to 1.
16908 (*avx_loadlps): Override length_immediate for the first alternative.
16909 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16910 attributes for second alternative.
16911 (*vec_concatv2sf_sse4_1): Override length_immediate and
16912 prefix_data16 attributes for second alternative.
16913 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16914 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16915 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16916 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16917 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16918 prefix_data16 and length_immediate to 1.
16919 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16921 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16922 prefix_extra attribute for variants that don't have 0f prefix alone.
16923 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16924 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16925 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16926 *sse4_1_pextrd): Set length_immediate to 1.
16927 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16928 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16930 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16931 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16932 length_immediate to 1 for second alternative.
16933 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16934 prefix_extra and length_immediate attributes for the first
16936 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16938 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16939 to 1 for the first and third alternative.
16940 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16942 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16944 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16946 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16947 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16948 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16949 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16950 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16951 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16952 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16953 ssse3_psign<mode>3): Override prefix_rex attribute.
16954 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16955 (ssse3_palignrti): Override length_immediate to 1.
16956 (ssse3_palignrdi): Override length_immediate to 1, override
16957 prefix_rex attribute.
16958 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16959 (sse4a_extrqi): Override length_immediate to 2.
16960 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16961 (sse4a_insertq): Override prefix_data16 to 0.
16962 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16963 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16964 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16965 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16966 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16967 and length_immediate to 1.
16968 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16969 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16970 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16971 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16972 and length_immediate to 1.
16973 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16974 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16975 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16976 avx_ptest256): Override prefix_extra to 1.
16977 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16978 Override prefix_data16 and length_immediate to 1.
16979 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16980 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16981 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16982 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16983 prefix_data16 to 0 and prefix_extra to 2.
16984 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16985 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16987 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16988 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16989 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16990 and prefix_extra to 2.
16991 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16992 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16993 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16994 avx_vpermilvar<mode>3,
16995 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16996 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16997 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16998 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16999 Override prefix_extra to 1.
17000 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17001 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17002 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17003 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17004 prefix_extra and length_immediate to 1.
17005 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17007 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17008 to 1 for the first alternative.
17009 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17010 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17012 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17013 *movv2sf_internal_avx, *movv2sf_internal): Override
17014 prefix_rep attribute for certain alternatives.
17015 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17016 attributes for certain alternatives.
17017 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17018 attributes for certain alternatives.
17019 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17020 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17021 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17022 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17023 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17024 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17025 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17026 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17027 length_immediate to 1 if operand 2 is const_int_operand.
17028 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17029 *vec_extractv2si_1): Set length_immediate attribute to 1.
17030 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17031 using old 3DNOW insn rather than SSE/3DNOW_A.
17032 (mmx_emms, mmx_femms): Clear modrm attribute.
17034 2009-05-29 Martin Jambor <mjambor@suse.cz>
17036 * tree-sra.c: New implementation of SRA.
17038 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17039 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17040 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17041 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17042 (SRA_MAX_STRUCTURE_COUNT): Removed.
17043 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17044 * doc/invoke.texi (sra-max-structure-size): Removed.
17045 (sra-field-structure-ratio): Removed.
17047 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17049 PR middle-end/40291
17050 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17053 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17055 PR rtl-optimization/40101
17056 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17057 seqno. Adjust comment.
17058 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17059 inserting bookkeeping before a jump, the jump is not scheduled.
17060 When no positive seqno found, provide a value. Add comment.
17062 2009-05-29 Richard Guenther <rguenther@suse.de>
17064 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17065 short-cutting on the first component.
17067 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17069 PR middle-end/39958
17070 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17071 for trees other than decls/types.
17073 2009-05-29 Richard Guenther <rguenther@suse.de>
17075 * tree-ssa-operands.c (get_expr_operands): Do not handle
17076 INDIRECT_REFs in the handled-component case. Remove
17077 unused get_ref_base_and_extent case.
17078 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17079 tree_low_cst and host_integerp where possible.
17080 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17081 codes for equivalence.
17082 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17084 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17086 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17087 to tmake_file for i[34567]86-*-cygwin*.
17089 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17092 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17093 (altivec_categorize_keyword, init_vector_keywords,
17094 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17097 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17099 * tree.c (handle_dll_attribute): Check if node is
17100 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17102 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17104 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17106 (thumb2_zero_extendqidi2): Likewise.
17108 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17110 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17111 instead of gen_movrt.
17112 * config/sh/sh.md (movrt): Remove.
17114 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17116 * doc/invoke.texi (IA-64 Options):
17117 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17118 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17119 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17120 -msched-prefer-non-control-spec-insns,
17121 -msched-stop-bits-after-every-cycle,
17122 -msched-count-spec-in-critical-path,
17123 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17124 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17125 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17126 and -msched-spec-verbose.
17128 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17130 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17131 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17133 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17135 2009-05-28 Richard Guenther <rguenther@suse.de>
17137 * tree-ssa-alias.c (ao_ref_init): New function.
17138 (ao_ref_base): Likewise.
17139 (ao_ref_base_alias_set): Likewise.
17140 (ao_ref_alias_set): Likewise.
17141 (refs_may_alias_p_1): Change signature.
17142 (refs_may_alias_p): Adjust.
17143 (refs_anti_dependent_p): Likewise.
17144 (refs_output_dependent_p): Likewise.
17145 (call_may_clobber_ref_p_1): Change signature.
17146 (call_may_clobber_ref_p): Adjust.
17147 (stmt_may_clobber_ref_p_1): New function split out from ...
17148 (stmt_may_clobber_ref_p): ... here.
17149 (maybe_skip_until): Adjust signature.
17150 (get_continuation_for_phi): Likewise.
17151 (walk_non_aliased_vuses): Likewise.
17152 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17153 (ao_ref_init): Declare.
17154 (ao_ref_base): Likewise.
17155 (ao_ref_alias_set): Likewise.
17156 (stmt_may_clobber_ref_p_1): Likewise.
17157 (walk_non_aliased_vuses): Adjust.
17158 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17159 (get_ref_from_reference_ops): remove.
17160 (vn_reference_lookup_2): Adjust signature.
17161 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17162 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17163 (vn_reference_lookup): Adjust.
17164 (vn_reference_insert): Likewise.
17165 (vn_reference_insert_pieces): Adjust signature.
17166 (visit_reference_op_call): Adjust.
17167 * tree-ssa-pre.c (get_expr_type): Simplify.
17168 (phi_translate_1): Adjust.
17169 (compute_avail): Likewise.
17170 (translate_vuse_through_block): Do not re-build trees.
17171 (value_dies_in_block_x): Likewise.
17172 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17174 (vn_reference_lookup_pieces): Adjust declaration.
17175 (vn_reference_insert_pieces): Likewise.
17177 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17179 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17180 with checking disabled.
17182 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17186 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17187 macro definition for support of three-operand format aligned
17188 .comm directive in assembler on cygwin/pe/mingw target OS.
17189 * configure: Regenerate.
17190 * config.h: Regenerate.
17192 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17193 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17194 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17196 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17197 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17199 2009-05-28 Ira Rosen <irar@il.ibm.com>
17201 PR tree-optimization/40254
17202 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17203 in analysis of basic blocks.
17205 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17207 PR middle-end/33699
17208 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17209 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17210 (TARGET_INITIALIZER): Use it.
17211 * cse.c (CHEAPER): Move it up to the other macros.
17212 (insert): Rename this ...
17213 (insert_with_costs): ... to this. Add cost parameters. Update
17215 (insert): New function. Call insert_with_costs.
17216 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17217 find_reg_offset_for_const, try_const_anchors): New functions.
17218 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17219 when using a const-anchor. Call insert_const_anchors.
17220 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17221 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17223 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17225 * tree-inline.c (remap_decls): Enable nonlocalized variables
17226 when not optimizing.
17228 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17230 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17231 Simplify other tests involving optimize.
17233 2009-05-27 Tom Tromey <tromey@redhat.com>
17235 * unwind-dw2.c (_Unwind_DebugHook): New function.
17236 (uw_install_context): Call _Unwind_DebugHook.
17238 2009-05-27 Tom Tromey <tromey@redhat.com>
17240 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17242 2009-05-27 Ian Lance Taylor <iant@google.com>
17244 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17245 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17246 (ALL_LINKERFLAGS): Define.
17247 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17248 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17249 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17250 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17251 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17252 $(LINKER_FOR_BUILD).
17253 (build/gcov-iov$(build_exeext)): Likewise.
17255 2009-05-27 Julian Brown <julian@codesourcery.com>
17257 * gcse.c (target.h): Include.
17258 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17259 copy of argument to a pseudo register.
17261 2009-05-27 Diego Novillo <dnovillo@google.com>
17263 * tree-ssa-live.c (dump_scope_block): Document arguments.
17264 (dump_scope_blocks): Document.
17265 (debug_scope_blocks): New.
17266 * tree-flow.h (debug_scope_blocks): Declare.
17268 2009-05-21 Denis Chertykov <denisc@overta.ru>
17270 * doc/contrib.texi (Contributors): Add myself to the list.
17272 2009-05-27 Olivier Hainque <hainque@adacore.com>
17274 * expr.c (target_align): New function. Alignment the TARGET of an
17275 assignment may be assume to have.
17276 (highest_pow2_factor_for_target): Use it instead of relying on
17277 immediate tree attributes of TARGET, not necessarily honored when
17278 intermediate bitfields are involved.
17280 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17283 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17284 AVX, SSE4, AES, PCLMUL and POPCNT.
17286 2009-05-27 Diego Novillo <dnovillo@google.com>
17288 * tree-pretty-print.c (dump_location): New.
17289 (dump_generic_node): Call it.
17290 Factor code to handle BLOCK nodes ...
17291 (dump_block_node): ... here.
17293 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17295 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17297 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17299 * gcc-plugin.h: Include config.h and system.h.
17300 (IN_GCC): Define if not defined.
17302 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17304 PR middle-end/40249
17305 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17308 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17310 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17312 * config/m32r/m32r.h: Ditto.
17313 * config/m32r/m32r.md: Ditto.
17314 * config/m32r/predicates.md: Ditto.
17316 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17318 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17320 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17323 (Loading plugins): typo.
17324 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17325 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17326 (Interacting with the GCC Garbage Collector): Added new section.
17327 (Giving information about a plugin): Added new section for
17329 * ggc.h (ggc_register_root_tab): Added declaration.
17330 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17331 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17332 (register_callback): Improved comment in declaration.
17333 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17334 (extra_root_vec) Added static variable for dynamic roots registration.
17335 (ggc_register_root_tab) Added new routine.
17336 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17337 PLUGIN_GGC_MARKING event.
17338 * ggc-zone.c: Include plugin.h.
17339 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17340 * ggc-page.c: Include plugin.h.
17341 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17342 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17343 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17344 (register_callback): check lack of callbacks for
17345 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17346 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17347 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17348 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17349 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17350 dependency on plugin.h.
17351 (plugin.o): Added dependency on ggc.h...
17353 2009-05-26 Richard Guenther <rguenther@suse.de>
17355 PR middle-end/40248
17357 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17358 with mismatched comparison modes.
17360 * expr.c (expand_expr_real_1): Expand the operand of a
17361 VIEW_CONVERT_EXPR in its natural mode.
17363 2009-05-26 Ian Lance Taylor <iant@google.com>
17365 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17366 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17367 (ALL_COMPILERFLAGS): Define.
17368 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17369 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17370 (collect2$(exeext), collect2.o): Likewise.
17371 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17372 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17373 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17374 (libbackend.o, intl.o, cppdefault.o): Likewise.
17375 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17376 (build/%.o): Use $(COMPILER_FOR_BUILD).
17377 (build/gen%$(build_exeext)): Likewise.
17378 (build/gcov-iov$(build_exeext)): LIkewise.
17379 * config/t-darwin (darwin.o): Use $(COMPILER).
17380 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17381 * config/t-sol2 (sol2-c.o): Likewise.
17382 (sol2.o): Likewise.
17383 * config/t-vxworks (vxworks.o): Likewise.
17384 * config/x-darwin (host-darwin.o): Likewise.
17385 * config/x-hpux (host-hpux.o): Likewise.
17386 * config/x-linux (host-linux.o): Likewise.
17387 * config/x-solaris (host-solaris.o): Likewise.
17388 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17389 * config/arm/t-arm (arm-c.o): Likewise.
17390 * config/arm/t-pe (pe.o): Likewise.
17391 * config/arm/t-wince-pe (pe.o): Likewise.
17392 * config/i386/t-cygming (winnt.o): Likewise.
17393 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17394 * config/i386/t-cygwin (cygwin1.o): Likewise.
17395 (cygwin2.o): Likewise.
17396 * config/i386/t-i386 (i386-c.o): Likewise.
17397 * config/i386/t-interix (winnt.o): Likewise.
17398 * config/i386/t-netware (netware.o): Likewise.
17399 * config/i386/t-nwld (nwld.o): Likewise.
17400 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17401 * config/i386/x-i386 (driver-i386.o): Likewise.
17402 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17403 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17404 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17405 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17406 * config/mips/x-native (driver-native.o): Likewise.
17407 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17408 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17409 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17410 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17411 * config/score/t-score-elf (score7.o): Likewise.
17412 (score3.o): Likewise.
17413 * config/sh/t-sh (sh-c.o): Likewise.
17414 * config/sh/t-symbian (sh-c.o): Likewise.
17415 (symbian.o): Likewise.
17416 * config/spu/t-spu-elf (spu-c.o): Likewise.
17417 * config/v850/t-v850 (v850-c.o): Likewise.
17418 * config/v850/t-v850e (v850-c.o): Likewise.
17420 2009-05-26 Richard Guenther <rguenther@suse.de>
17422 PR tree-optimization/40122
17423 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17424 VECTOR_CSTs if possible.
17425 (fold_gimple_assign): Likewise.
17427 2009-05-26 Richard Guenther <rguenther@suse.de>
17429 PR middle-end/40252
17430 * fold-const.c (fold_binary): Use the correct types for building
17433 2009-05-26 Richard Guenther <rguenther@suse.de>
17435 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17436 redundant calls to merge_alias_info.
17437 (bump_vector_ptr): Likewise.
17438 * tree-ssa-copy.c (merge_alias_info): Remove.
17439 (replace_exp_1): Remove call to merge_alias_info.
17440 (propagate_tree_value): Likewise.
17441 (fini_copy_prop): Propagate points-to info.
17442 * tree-flow.h (merge_alias_info): Remove.
17444 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17446 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17448 2009-05-25 Jan Hubicka <jh@suse.cz>
17450 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17451 * cgraph.h (struct inline_summary): New filed self_wize,
17452 size_inlining_benefit, self_time and time_inlining_benefit.
17453 (struct cgraph_global_info): Replace insns by time ans size fields.
17454 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17455 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17456 (ipcp_update_callgraph): Do not touch function bodies.
17457 * ipa-inline.c: Include except.h
17458 (MAX_TIME): New constant.
17459 (overall_insns): Remove.
17460 (leaf_node_p): New.
17461 (overall_size, max_benefit): New static variables.
17462 (cgraph_estimate_time_after_inlining): New function.
17463 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17464 (cgraph_clone_inlined_nodes): Update size.
17465 (cgraph_mark_inline_edge): Update size.
17466 (cgraph_estimate_growth): Use size info.
17467 (cgraph_check_inline_limits): Check size.
17468 (cgraph_default_inline_p): Likewise.
17469 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17470 (cgraph_decide_recursive_inlining): Check size.
17471 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17473 (cgraph_decide_inlining): Likewise.
17474 (cgraph_decide_inlining_incrementally): Likewise; honor
17475 PARAM_EARLY_INLINING_INSNS.
17476 (likely_eliminated_by_inlining_p): New predicate.
17477 (estimate_function_body_sizes): New function.
17478 (compute_inline_parameters): Use it.
17479 * except.c (must_not_throw_labels): New function.
17480 * except.h (must_not_throw_labels): Declare.
17481 * tree-inline.c (init_inline_once): Kill inlining_weigths
17482 * tree-ssa-structalias.c: Avoid uninitialized warning.
17483 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17484 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17485 (PARAM_INLINE_CALL_COST): Remove.
17486 (PARAM_EARLY_INLINING_INSNS): New.
17488 2009-05-25 Richard Guenther <rguenther@suse.de>
17490 PR tree-optimization/36327
17491 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17492 callback for reference translation or lookup at the point of may-defs.
17493 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17494 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17495 for union COMPONENT_REFs.
17496 (vn_reference_lookup_3): New callback. Lookup from memset
17497 and CONSTRUCTOR assignment, translate through struct copies.
17498 (vn_reference_lookup_pieces): Make sure to not free the
17499 passed operands array. Adjust walk_non_aliased_vuses call.
17500 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17501 make sure we do not leak memory.
17503 2009-05-25 Richard Guenther <rguenther@suse.de>
17505 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17506 * tree-inline.c (expand_call_inline): Reset the escaped and
17507 callused solutions.
17508 * tree-ssa-structalias.c (pass_build_ealias): New.
17509 * tree-pass.h (pass_build_ealias): Declare.
17510 * passes.c (init_optimization_passes): Add PTA during
17511 early optimizations.
17512 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17513 and CALLUSED solutions.
17514 (dump_points_to_solution): New function, split out from ...
17515 (dump_points_to_info_for): ... here.
17516 * tree-parloops.c (parallelize_loops): Reset the escaped and
17517 callused solutions.
17519 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17522 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17523 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17525 2009-05-25 Ira Rosen <irar@il.ibm.com>
17527 PR tree-optimization/40238
17528 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17529 statements after basic block's labels.
17530 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17531 to free the allocated memory.
17533 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17535 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17536 return address with a USE.
17538 2009-05-24 Richard Guenther <rguenther@suse.de>
17540 PR middle-end/40233
17541 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17542 array type from the main variant of the inner type.
17544 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17546 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17547 definition to bool (from int) to un-break build.
17548 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17550 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17552 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17553 discard_stmt_changes): Delete.
17554 * tree-ssa-operands.c (scb_stack): Delete.
17555 (init_ssa_operands): Do not initialize it.
17556 (fini_ssa_operands): Do not free it.
17557 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17559 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17560 update_stmt, remove the others. Fix comments.
17561 * tree-dfa.c (optimize_stack_restore): Likewise.
17562 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17563 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17564 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17565 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17567 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17568 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17569 (dom_opt_finalize_block): Likewise, adjusting access to
17571 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17572 (stmts_to_rescan): Change item type to gimple.
17573 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17575 2009-05-24 Ira Rosen <irar@il.ibm.com>
17577 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17578 * tree-pass.h (pass_slp_vectorize): New pass.
17579 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17580 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17581 * tree-vectorizer.c (timevar.h): Include.
17582 (user_vect_verbosity_level): Declare.
17583 (vect_location): Fix comment.
17584 (vect_set_verbosity_level): Update user_vect_verbosity_level
17585 instead of vect_verbosity_level.
17586 (vect_set_dump_settings): Add an argument. Ignore user defined
17587 verbosity if dump flags require higher level of verbosity. Print to
17588 stderr only for loop vectorization.
17589 (vectorize_loops): Update call to vect_set_dump_settings.
17590 (execute_vect_slp): New function.
17591 (gate_vect_slp): Likewise.
17592 (struct gimple_opt_pass pass_slp_vectorize): New.
17593 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17594 access its members.
17595 (vec_info_for_bb): New function.
17596 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17597 (VECTORIZATION_ENABLED): New macro.
17598 (SLP_ENABLED, SLP_DISABLED): Likewise.
17599 (vect_is_simple_use): Add bb_vec_info argument.
17600 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17601 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17602 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17603 vect_schedule_slp, vect_analyze_slp): Likewise.
17604 (vect_analyze_stmt): Add slp_tree argument.
17605 (find_bb_location): Declare.
17606 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17607 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17608 (vect_analyze_loop_operations, vect_analyze_loop,
17609 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17610 vect_finalize_reduction, vectorizable_reduction,
17611 vectorizable_live_operation, vect_transform_loop): Likewise.
17612 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17613 skip evolution analysis if analyzing a basic block.
17614 (dr_analyze_indices): Likewise.
17615 (initialize_data_dependence_relation): Skip the test whether the
17616 object is invariant for basic blocks.
17617 (compute_all_dependences): Skip dependence analysis for data
17618 references in basic blocks.
17619 (find_data_references_in_stmt): Don't fail in case of invariant
17620 access in basic block.
17621 (find_data_references_in_bb): New function.
17622 (find_data_references_in_loop): Move code to
17623 find_data_references_in_bb and add a call to it.
17624 (compute_data_dependences_for_bb): New function.
17625 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17626 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17628 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17629 unknown dependence in basic block and fail in case of dependence in
17631 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17632 dependence instances from either loop or basic block vectorization
17634 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17635 before calling nested_in_vect_loop_p.
17636 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17637 dependence instances from either loop or basic block vectorization
17639 (vect_verify_datarefs_alignment): Likewise.
17640 (vect_enhance_data_refs_alignment): Adjust function calls.
17641 (vect_analyze_data_refs_alignment): Likewise.
17642 (vect_analyze_group_access): Fix printing. Skip different checks if
17643 DR_STEP is 0. Keep strided stores either in loop or basic block
17644 vectorization data structure. Fix indentation.
17645 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17647 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17648 dependence instances from either loop or basic block vectorization
17650 (vect_analyze_data_refs): Update comment. Call
17651 compute_data_dependences_for_bb to analyze basic blocks.
17652 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17653 case of loop vectorization. In case of basic block vectorization use
17654 data-ref itself as a base.
17655 (vect_create_data_ref_ptr): In case of basic block vectorization:
17656 don't advance the pointer, add new statements before the current
17657 statement. Adjust function calls.
17658 (vect_supportable_dr_alignment): Support only aligned accesses in
17659 basic block vectorization.
17660 * common.opt (ftree-slp-vectorize): New flag.
17661 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17662 (vect_pattern_recog_1): Likewise.
17663 * tree-vect-stmts.c (process_use): Likewise.
17664 (vect_init_vector): Add new statements in the beginning of the basic
17665 block in case of basic block SLP.
17666 (vect_get_vec_def_for_operand): Adjust function calls.
17667 (vect_finish_stmt_generation): Likewise.
17668 (vectorizable_call): Add assert that it is loop vectorization, adjust
17670 (vectorizable_conversion, vectorizable_assignment): Likewise.
17671 (vectorizable_operation): In case of basic block SLP, take
17672 vectorization factor from statement's type and skip the relevance
17673 check. Adjust function calls.
17674 (vectorizable_type_demotion): Add assert that it is loop
17675 vectorization, adjust function calls.
17676 (vectorizable_type_promotion): Likewise.
17677 (vectorizable_store): Check for outer loop only in case of loop
17678 vectorization. Adjust function calls. For basic blocks, skip the
17679 relevance check and don't advance pointers.
17680 (vectorizable_load): Likewise.
17681 (vectorizable_condition): Add assert that it is loop vectorization,
17682 adjust function calls.
17683 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17684 that it is not reduction, get vector type, call only supported
17685 functions, skip loop specific parts.
17686 (vect_transform_stmt): Check for outer loop only in case of loop
17688 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17689 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17690 for external definition.
17691 * passes.c (pass_slp_vectorize): New pass.
17692 * tree-vect-slp.c (find_bb_location): New function.
17693 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17694 check for patterns only in loops.
17695 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17696 case of multiple types in basic block SLP.
17697 (vect_mark_slp_stmts_relevant): New function.
17698 (vect_supported_load_permutation_p): Fix comment.
17699 (vect_analyze_slp_instance): Add argument. In case of basic block
17700 SLP, take vectorization factor from statement's type, check that
17701 unrolling factor is 1. Adjust function call. Save SLP instance in
17702 either loop or basic block vectorization structure. Return FALSE,
17704 (vect_analyze_slp): Add argument. Get strided stores groups from
17705 either loop or basic block vectorization structure. Return FALSE
17706 if basic block SLP failed.
17707 (new_bb_vec_info): New function.
17708 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17709 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17710 (vect_schedule_slp): Add argument. Get SLP instances from either
17711 loop or basic block vectorization structure. Set vectorization factor
17712 to be 1 for basic block SLP.
17713 (vect_slp_transform_bb): New function.
17714 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17716 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17718 * final.c (shorten_branches): Do not align labels for jump tables.
17719 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17721 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17723 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17724 Remove outdated reference to flow.c and fix nits.
17725 * doc/gccint.texi: Tweak RTL description.
17726 * doc/rtl.texi: Likewise.
17728 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17730 * config/avr/avr.c: Change my email address.
17731 * config/avr/avr.h: Likewise.
17732 * config/avr/avr.md: Likewise.
17733 * config/avr/avr-protos.h: Likewise.
17734 * config/avr/libgcc.S: Likewise.
17736 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17738 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17739 (spu_split_load, spu_split_store): Change return type to int.
17740 (spu_split_convert): Declare.
17741 * config/spu/predicates.md (spu_mem_operand): Remove.
17742 (spu_mov_operand): Update.
17743 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17744 * config/spu/spu.c (regno_aligned_for_load): Remove.
17745 (reg_aligned_for_addr, spu_expand_load): Define.
17746 (spu_expand_extv): Reimplement and handle MEM.
17747 (spu_expand_insv): Handle MEM.
17748 (spu_sched_reorder): Handle insn's with length 0.
17749 (spu_legitimate_address_p): Reimplement.
17750 (store_with_one_insn_p): Return TRUE for any mode with size
17751 larger than 16 bytes.
17752 (address_needs_split): Define.
17753 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17755 (spu_convert_move): Define.
17756 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17757 (spu_split_store): Change all MEM's to TImode.
17758 (spu_init_expanders): Preallocate registers that correspond to
17759 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17761 (spu_split_convert): Define.
17762 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17763 (_move<mode>, _movdi, _movti): Update predicate and condition.
17764 (load, store): Change to define_split.
17765 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17767 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17768 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17769 define_insn_and_split of lshr<mode>3.
17770 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17771 (<v>ashr<mode>3_imm): Define.
17772 (extv, extzv, insv): Allow MEM operands.
17773 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17774 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17775 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17776 (_spu_convert2): Change to define_insn_and_split and remove the
17777 corresponding define_peephole2.
17778 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17779 Change predicates to memory_operand.
17781 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17783 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17785 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17787 PR tree-optimization/40219
17788 * tree.c (iterative_hash_expr): Make sure the builtin function is
17789 a normal builtin function and not a front end or back end builtin
17790 before indexing into the built_in_decls array.
17792 2009-05-22 Richard Guenther <rguenther@suse.de>
17794 PR middle-end/38964
17795 * alias.c (write_dependence_p): Do not use TBAA for answering
17796 anti-dependence or output-dependence.
17797 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17798 (emit_pointer_definition): Remove.
17799 (emit_alias_warning): Likewise.
17800 (find_what_var_points_to): Remove TBAA pruning code.
17801 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17803 (compute_points_to_sets): Remove code computing the set of
17804 dereferenced pointers.
17805 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17806 oracle for querying anti and output dependencies.
17807 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17808 if TBAA may be applied.
17809 (refs_anti_dependent_p): New function.
17810 (refs_output_dependent_p): Likewise.
17811 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17812 (refs_output_dependent_p): Likewise.
17813 * doc/tree-ssa.texi (Memory model): New section.
17814 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17815 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17816 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17817 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17818 * expr.c (expand_expr_real_1): Likewise.
17819 * gimple-low.c (lower_stmt): Likewise.
17820 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17821 (dump_gimple_cdt): Remove.
17822 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17823 (gimple_size): Likewise.
17824 (walk_gimple_op): Likewise.
17825 (is_gimple_stmt): Likewise.
17826 (walk_stmt_load_store_addr_ops): Likewise.
17827 (gimple_build_cdt): Remove.
17828 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17829 * gimple.h (gimple_cdt_new_type): Remove.
17830 (gimple_cdt_new_type_ptr): Likewise.
17831 (gimple_cdt_set_new_type): Likewise.
17832 (gimple_cdt_location): Likewise.
17833 (gimple_cdt_location_ptr): Likewise.
17834 (gimple_cdt_set_location): Likewise.
17835 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17836 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17837 GIMPLE_CHANGE_DYNAMIC_TYPE.
17838 (verify_types_in_gimple_stmt): Likewise.
17839 * tree-inline.c (estimate_num_insns): Likewise.
17840 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17841 (copy_decl_to_var): Likewise.
17842 (copy_result_decl_to_var): Likewise.
17843 * tree-pretty-print.c (dump_generic_node): Do not handle
17844 CHANGE_DYNAMIC_TYPE_EXPR.
17845 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17846 * tree-ssa-operands.c (get_expr_operands): Likewise.
17847 * tree-ssa-structalias.c (struct variable_info): Remove
17848 no_tbaa_pruning member.
17849 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17850 (unify_nodes): Do not copy it.
17851 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17852 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17853 (set_uids_in_ptset): Do not check it.
17854 (find_what_var_points_to): Likewise.
17855 (compute_tbaa_pruning): Remove.
17856 (compute_points_to_sets): Do not call it.
17857 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17858 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17859 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17860 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17861 (DECL_NO_TBAA_P): Likewise.
17862 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17863 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17864 (expand_omp_atomic_pipeline): Do not set it.
17865 * print-tree.c (print_node): Do not dump it.
17866 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17869 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17872 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17875 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17877 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17880 2009-05-22 Ben Elliston <bje@au.ibm.com>
17882 * Makefile.in (bversion.h, s-bversion): New targets.
17883 (TOPLEV_H): Add bversion.h.
17884 * toplev.h: Include "bversion.h".
17885 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17886 the __format__ attribute only if compiling with the same version
17887 of GCC as the sources (the "build version").
17889 2009-05-22 Ben Elliston <bje@au.ibm.com>
17891 * c-format.c (handle_format_attribute): Fix comment typo.
17893 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17896 * config/ia64/ia64.opt (mfused-madd): New.
17897 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17898 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17899 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17900 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17901 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17902 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17903 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17904 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17905 instruction if !TARGET_FUSED_MADD.
17906 (fpma, fpms): Remove colon from name.
17908 2009-05-22 Richard Guenther <rguenther@suse.de>
17910 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17911 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17912 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17914 (create_expression_by_pieces): Only convert if necessary.
17915 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17916 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17918 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17920 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17921 regular pattern from a template and rename it ...
17922 (*extzv_truncsi_exts): ... to this.
17924 2009-05-21 Richard Guenther <rguenther@suse.de>
17926 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17927 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17928 (cgraph_default_inline_p): Likewise.
17929 (cgraph_decide_inlining_incrementally): Likewise.
17931 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17932 Uros Bizjak <ubizjak@gmail.com>
17934 * config/i386/cpuid.h (bit_MOVBE): New.
17936 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17938 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17939 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17940 (ix86_handle_option): Handle OPT_mmovbe.
17941 (ix86_target_string): Add -mmovbe.
17942 (pta_flags): Add PTA_MOVBE.
17943 (processor_alias_table): Add PTA_MOVBE to "atom".
17944 (override_options): Handle PTA_MOVBE.
17946 * config/i386/i386.h (TARGET_MOVBE): New.
17948 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17949 (*bswapsi_movbe): New.
17950 (*bswapdi_movbe): Likewise.
17951 (bswapdi2): Renamed to ...
17952 (*bswapdi_1): This.
17953 (bswapdi2): New expander.
17955 * config/i386/i386.opt (mmovbe): New.
17957 * doc/invoke.texi: Document -mmovbe.
17959 2009-05-21 Taras Glek <tglek@mozilla.com>
17961 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17962 * gcc-plugin.h (plugin_init): Updated signature.
17963 * gcc-plugin.h (plugin_name_args): Moved to this header.
17964 * doc/plugins.texi (plugin_init): Updated documention to reflect
17966 * doc/plugins.texi (plugin_name_args): Added to documention.
17968 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17970 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17971 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17973 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17975 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17976 JUMP_TABLE_DATA_P predicates where applicable.
17977 * config/i386/predicates.md: Ditto.
17978 * config/i386/sse.md: Ditto.
17980 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17982 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17983 operand2 -128 override length_immediate attribute to 1.
17984 * config/i386/predicates.md (constm128_operand): New predicate.
17986 * config/i386/i386.c (memory_address_length): Handle %r12
17987 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17989 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17990 mode look through optional ZERO_EXTEND and SUBREG.
17991 * config/i386/i386.md (R12_REG): New define_constant.
17992 (prefix_data16): For sse unit set also for MODE_TI insns.
17993 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17994 insns set if operand 1 is ext_QIreg_operand.
17995 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17996 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17998 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17999 mode from MODE_DI to MODE_SI.
18000 (movdi_1_rex64): Override modrm and length_immediate attributes
18001 only for movabs (TYPE_IMOV, alternative 2).
18002 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18003 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18004 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18005 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18006 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18007 prefix_rex attribute if DImode.
18008 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18009 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18010 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18011 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18012 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18013 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18014 Likewise. For TYPE_IMOV clear length_immediate attribute.
18015 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18016 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18017 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18018 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18019 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18020 or one operand TYPE_ISHIFT.
18021 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18022 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18023 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18024 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18025 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18026 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18027 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18028 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18029 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18030 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18031 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18032 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18033 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18034 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18035 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18036 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18037 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18038 set mode attribute, don't override length attribute.
18039 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18041 (return_internal_long): Set length attribute to 2 instead of 1.
18042 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18043 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18044 prefix_rex attribute.
18045 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18047 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18049 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18051 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18053 2009-05-20 Ian Lance Taylor <iant@google.com>
18055 * tree.c (build_tree_list_vec_stat): New function.
18056 (ctor_to_vec): New function.
18057 (build_nt_call_vec): New function.
18058 (build_call_array): Change args to be a const pointer.
18059 (build_call_vec): New function.
18060 * tree.h (build_nt_call_vec): Declare.
18061 (build_tree_list_vec_stat): Declare.
18062 (build_tree_list_vec): Define.
18063 (build_call_array): Update declaration.
18064 (build_call_vec): Declare.
18065 (ctor_to_vec): Declare.
18066 * c-common.c (tree_vector_cache): New static variable.
18067 (make_tree_vector): New function.
18068 (release_tree_vector): New function.
18069 (make_tree_vector_single): New function.
18070 (make_tree_vector_copy): New function.
18071 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18072 (make_tree_vector_single, make_tree_vector_copy): Declare.
18073 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18074 (c_parser_expr_list): Don't manage cache here, instead call
18076 (c_parser_release_expr_list): Remove static function.
18077 (c_parser_vec_to_tree_list): Remove static function.
18078 (c_parser_attributes): Call build_tree_list_vec instead of
18079 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18080 c_parser_release_expr_list.
18081 (c_parser_postfix_expression_after_primary): Likewise.
18082 (c_parser_objc_keywordexpr): Likewise.
18084 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18086 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18087 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18088 TARGET_CONVERT_TO_TYPE.
18089 * hooks.c (hook_tree_const_tree_null): Define.
18090 * hooks.h (hook_tree_const_tree_null): Declare.
18091 * target.h (struct gcc_target): Add invalid_parameter_type,
18092 invalid_return_type, promoted_type, and convert_to_type fields.
18093 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18094 (TARGET_INVALID_RETURN_TYPE): Define.
18095 (TARGET_PROMOTED_TYPE): Define.
18096 (TARGET_CONVERT_TO_TYPE): Define.
18097 (TARGET_INITIALIZER): Update for new fields.
18098 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18099 (grokparms): Check targetm.invalid_parameter_type.
18100 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18101 * c-convert.c (convert): Check targetm.convert_to_type.
18103 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18105 * config/mips/mips.md (*extenddi_truncate<mode>,
18106 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18108 (*extendhi_truncateqi): New define_insn_and_sptit.
18110 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18112 PR middle-end/40204
18113 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18114 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18116 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18118 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18119 the operand of VIEW_CONVERT_EXPR.
18121 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18123 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18124 extended family and model for Intel processors. Support Intel Atom.
18126 2009-05-20 Olivier Hainque <hainque@adacore.com>
18128 * gstab.h (stab_code_type): Define, to be used instead of the
18129 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18131 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18132 occurrences by stab_code_type.
18133 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18135 2009-05-20 Martin Jambor <mjambor@suse.cz>
18137 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18138 (sra_insert_before): Likewise.
18139 (sra_insert_after): Likewise.
18140 (sra_init_cache): Likewise.
18141 (sra_type_can_be_decomposed_p): Likewise.
18142 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18143 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18144 (sra_insert_before): Likewise.
18145 (sra_insert_after): Likewise.
18146 (sra_init_cache): Likewise.
18147 (insert_edge_copies_seq): Made static and moved upwards.
18149 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18152 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18154 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18155 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18158 2009-05-20 Richard Guenther <rguenther@suse.de>
18160 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18161 with mismatched comparison modes.
18163 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18165 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18166 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18167 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18168 with shifts for Thumb2.
18169 (orsi_notsi): New for orn.
18170 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18171 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18172 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18173 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18174 Don't invert remainder for IOR.
18176 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18178 PR tree-optimization/40087
18179 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18180 number_of_iterations_ne): Rename never_infinite argument.
18181 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18182 number_of_iterations_le): Handle pointer-type ivs when
18183 exit_must_be_taken is false.
18184 (number_of_iterations_cond): Do not always assume that
18185 exit_must_be_taken if the control variable is a pointer.
18187 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18189 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18190 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18192 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18194 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18195 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18197 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18200 * c.opt (Wlogical-op): Disabled by default.
18201 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18203 * doc/invoke.texi (Wlogical-op): Likewise.
18205 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18207 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18209 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18210 Propagate the type of the first operand.
18211 <ASSERT_EXPR>: Simplify.
18212 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18213 Rewrite using the RHS code as discriminant.
18214 <NOP_EXPR>: Turn into CASE_CONVERT.
18215 <PLUS_EXPR>: Propagate the type of the first operand.
18217 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18219 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18220 (ia64_dconst_0_375): New.
18221 * config/ia64/ia64.c (ia64_override_options): Remove
18222 -minline-sqrt-min-latency warning.
18223 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18224 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18225 * config/ia64/ia64.md (*sqrt_approx): Remove.
18226 (sqrtsf2): Remove #if 0.
18227 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18228 (sqrtdf): Remove assert.
18229 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18230 (sqrtxf2): Remove #if 0.
18231 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18232 * div.md (sqrt_approx_rf): New.
18233 (sqrtsf2_internal_thr): New implementation.
18234 (sqrtsf2_internal_lat): New.
18235 (sqrtdf2_internal_thr: New implementation.
18236 (sqrtxf2_internal): New implementation.
18238 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18239 Hans-Peter Nilsson <hp@axis.com>
18241 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18242 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18243 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18244 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18245 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18246 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18247 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18248 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18249 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18250 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18251 * c-common.c: ...from here.
18253 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18255 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18257 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18259 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18261 2009-05-19 Ben Elliston <bje@au.ibm.com>
18263 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18264 assignments with memcpy calls.
18265 (add_fdes): Likewise.
18266 (binary_search_unencoded_fdes): Likewise.
18267 (linear_search_fdes): Eliminate type puns.
18269 2009-05-19 Richard Guenther <rguenther@suse.de>
18271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18272 not falsely claim to have propagated into all uses.
18274 2009-05-19 Ben Elliston <bje@au.ibm.com>
18276 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18279 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18281 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18282 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18283 (TARGET_LEGITIMATE_ADDRESS_P): New.
18284 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18285 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18287 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18290 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18291 child of the containing namespace's DIE.
18293 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18295 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18296 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18297 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18300 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18303 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18304 gen_align with gen_pad.
18305 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18306 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18308 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18309 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18311 * config/i386/i386.md (align): Renamed to ...
18312 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18313 ASM_OUTPUT_MAX_SKIP_PAD.
18315 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18317 * config.gcc: Fix variable syntax.
18320 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18321 before calling exact_log2.
18322 (output_iorsi3): Likewise.
18323 (output_xorsi3): Likewise.
18325 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18327 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18328 for the none zero constant operand except for EQ and NE
18329 comprisons even when the first operand is R0.
18331 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18333 * config/s390/2064.md: Remove trailing whitespaces.
18334 * config/s390/2084.md: Likewise.
18335 * config/s390/constraints.md: Likewise.
18336 * config/s390/fixdfdi.h: Likewise.
18337 * config/s390/libgcc-glibc.ver: Likewise.
18338 * config/s390/s390-modes.def: Likewise.
18339 * config/s390/s390-protos.h: Likewise.
18340 * config/s390/s390.c: Likewise.
18341 * config/s390/s390.h: Likewise.
18342 * config/s390/s390.md: Likewise.
18343 * config/s390/tpf-unwind.h: Likewise.
18345 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18347 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18349 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18352 * configure.ac (m68k-*-*): Check if binutils support TLS.
18353 * configure: Regenerate.
18354 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18355 * config/m68k/constraints.md (Cu): New constraint.
18356 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18357 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18358 (movsi): Handle TLS symbols.
18359 (addsi3_5200): Handle XTLS symbols, indent.
18360 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18361 (m68k_tls_reference_p): Declare.
18362 (m68k_legitimize_address): Declare.
18363 (m68k_unwrap_symbol): Declare.
18364 * config/m68k/m68k.opt (mxtls): New option.
18365 * config/m68k/m68k.c (ggc.h): Include.
18366 (m68k_output_dwarf_dtprel): Implement hook.
18367 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18368 (m68k_expand_prologue): Load GOT pointer when function needs it.
18369 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18370 (m68k_legitimate_constant_address_p): Same.
18371 (m68k_decompose_address): Handle TLS references.
18372 (m68k_get_gp): New static function.
18373 (enum m68k_reloc): New contants.
18374 (TLS_RELOC_P): New macro.
18375 (m68k_wrap_symbol): New static function.
18376 (m68k_unwrap_symbol): New function.
18377 (m68k_final_prescan_insn_1): New static function.
18378 (m68k_final_prescan_insn): New function.
18379 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18381 (legitimize_pic_address): Handle TLS references..
18382 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18383 (m68k_libcall_value_in_a0_p)
18384 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18385 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18386 (m68k_legitimize_tls_address): Handle TLS references.
18387 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18389 (m68k_legitimize_address): Handle TLS symbols.
18390 (m68k_get_reloc_decoration): New static function.
18391 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18393 (m68k_output_dwarf_dtprel): Implement hook.
18394 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18395 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18396 m68k_call_* routines.
18397 (sched_attr_op_type): Handle TLS symbols.
18398 (gt-m68k.h): Include.
18399 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18400 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18402 2009-05-18 Martin Jambor <mjambor@suse.cz>
18404 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18405 (visit_store_addr_for_mod_analysis): New function.
18406 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18407 (determine_cst_member_ptr): Use gimple_assign_single_p.
18408 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18409 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18410 operands. Don't check number of operands of a NOP_EXPR.
18412 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18414 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18416 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18419 * c-common.c (warn_logical_operator): Don't warn if one of
18420 expression isn't always true or false.
18422 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18424 * config/i386/biarch32.h: New file.
18425 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18427 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18429 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18430 *zero_extend<mode>_truncqi): Merge these into ...
18431 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18432 Name the pattern following this as *zero_extendhi_truncqi.
18434 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18436 PR middle-end/39301
18437 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18438 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18439 (output_info): Make field HOST_WIDEST_INT.
18440 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18441 (dump_bitmat_statistics): Same.
18443 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18445 * config.gcc (use_gcc_stdint): Set to wrap.
18446 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18447 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18448 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18449 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18450 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18451 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18452 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18453 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18455 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18457 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18459 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18460 Move definitions earlier.
18461 (OPT_ARCH64, OPT_ARCH32): Define.
18462 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18465 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18468 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18471 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18473 * arm.md (movdi2): Copy non-reg values to DImode registers.
18475 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18478 * final.c (label_to_max_skip): New function.
18479 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18480 CODE_LABEL_NUMBER <= max_labelno.
18481 * output.h (label_to_max_skip): New prototype.
18482 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18483 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18484 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18485 Handle CODE_LABELs with >= 16 byte alignment or with
18486 max_skip == (1 << align) - 1.
18487 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18488 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18491 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18492 .p2align 3 if MAX_SKIP is smaller than 7.
18493 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18495 2009-05-15 Ian Lance Taylor <iant@google.com>
18497 * alias.c (struct alias_set_entry_d): Rename from struct
18498 alias_set_entry. Change all uses.
18499 * except.c (struct call_site_record_d): Rename from struct
18500 call_site_record. Change all uses.
18501 * except.h (struct eh_region_d): Rename from struct eh_region.
18503 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18505 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18506 ivtype_map_elt. Change all uses.
18507 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18509 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18510 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18512 (struct sese_d): Rename from struct sese. Change all uses.
18513 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18514 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18515 * optabs.h (struct optab_d): Rename from struct optab. Change all
18517 (struct convert_optab_d): Rename from struct convert_optab.
18519 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18520 ipa_opt_pass. Change all uses.
18521 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18524 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18525 defined as a typedef.
18526 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18529 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18532 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18534 (merge_ranges): Returns bool.
18535 * tree.h (make_range): .. to here.
18536 (build_range_check): Likewise.
18537 (merge_ranges): Likewise. Renamed from merge_ranges.
18538 * c-typeck.c (parser_build_binary_op): Update calls to
18539 warn_logical_operator.
18540 * c-common.c (warn_logical_operator): Add new warning.
18541 * c-common.h (warn_logical_operator): Update declaration.
18543 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18545 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18547 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18549 * doc/install.texi: Document MPC requirements, flags etc.
18551 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18552 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18553 Evaluate constant arguments.
18554 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18555 (fold_builtin_1): Likewise, also evaluate constant arguments.
18556 Remove superfluous break.
18557 (do_mpc_ckconv): New.
18558 * real.h: Include mpc.h.
18559 * toplev.c (print_version): Output MPC version info if available.
18561 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18563 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18565 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18567 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18570 2009-05-15 Jan Hubicka <jh@suse.cz>
18572 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18573 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18574 (try_inline): Fix return value.
18575 (cgraph_decide_inlining_incrementally): Honor new value.
18576 (cgraph_early_inlining): Handle indirect inlining.
18577 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18579 2009-05-15 Jan Hubicka <jh@suse.cz>
18581 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18582 * cgraphunit.c (cgraph_finalize_function): Set it.
18583 (cgraph_expand_function): Use it.
18585 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18587 * real.c (encode_ieee_half): Define.
18588 (decode_ieee_half): Define.
18589 (ieee_half_format): Define.
18590 (arm_half_format): Define.
18591 * real.h (ieee_half_format): Declare.
18592 (arm_half_format): Declare.
18594 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18596 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18597 swapped, and reversed optabs exist before trying to use them.
18599 2009-05-15 Paul Brook <paul@codesourcery.com>
18600 Sandra Loosemore <sandra@codesourcery.com>
18602 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18603 loads. Allow PRE_DEC.
18604 (output_move_neon): Handle PRE_DEC.
18605 (arm_print_operand): Add 'A' for neon structure loads.
18606 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18607 * config/arm/neon.md (neon_mov): Update comment.
18608 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18610 (Um): New constraint.
18612 2009-05-15 Jan Hubicka <jh@suse.cz>
18614 Revert the following patch until testsuite fallout is fixed:
18615 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18616 * cgraph.h (struct inline_summary): New filed self_wize,
18617 size_inlining_benefit, self_time and time_inlining_benefit.
18618 (struct cgraph_global_info): Replace insns by time ans size fields.
18619 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18620 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18621 (ipcp_update_callgraph): Do not touch function bodies.
18622 * ipa-inline.c: Include except.h
18623 (MAX_TIME): New constant.
18624 (overall_insns): Remove
18625 (overall_size, max_benefit): New static variables.
18626 (cgraph_estimate_time_after_inlining): New function.
18627 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18628 (cgraph_clone_inlined_nodes): Update size.
18629 (cgraph_mark_inline_edge): Update size.
18630 (cgraph_estimate_growth): Use size info.
18631 (cgraph_check_inline_limits): Check size.
18632 (cgraph_default_inline_p): Likewise.
18633 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18634 (cgraph_decide_recursive_inlining): Check size.
18635 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18637 (cgraph_decide_inlining): Likewise.
18638 (cgraph_decide_inlining_incrementally): Likewise; honor
18639 PARAM_EARLY_INLINING_INSNS.
18640 (likely_eliminated_by_inlining_p): New predicate.
18641 (estimate_function_body_sizes): New function.
18642 (compute_inline_parameters): Use it.
18643 * except.c (must_not_throw_labels): New function.
18644 * except.h (must_not_throw_labels): Declare.
18645 * tree-inline.c (init_inline_once): Kill inlining_weigths
18646 * tree-ssa-structalias.c: Avoid uninitialized warning.
18647 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18648 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18649 (PARAM_INLINE_CALL_COST): Remove.
18650 (PARAM_EARLY_INLINING_INSNS): New.
18652 2009-05-15 Richard Guenther <rguenther@suse.de>
18654 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18655 not TODO_update_ssa.
18657 2009-05-15 Richard Guenther <rguenther@suse.de>
18659 PR tree-optimization/39999
18660 * gimple.h (gimple_expr_type): Use the expression type looking
18661 through useless conversions.
18662 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18663 (vn_nary_op_insert_stmt): Likewise.
18664 (simplify_binary_expression): Likewise.
18666 2009-05-15 Richard Guenther <rguenther@suse.de>
18668 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18669 New options, enabled by default.
18670 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18672 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18673 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18674 * tree-ssa-structalias.c (gate_tree_pta): New function.
18675 (pass_build_alias): Use it.
18677 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18680 recurse on an invariant address if a conversion from a pointer
18681 type to a wider integer type is involved.
18683 2009-05-15 Jan Hubicka <jh@suse.cz>
18685 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18686 * cgraph.h (struct inline_summary): New filed self_wize,
18687 size_inlining_benefit, self_time and time_inlining_benefit.
18688 (struct cgraph_global_info): Replace insns by time ans size fields.
18689 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18690 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18691 (ipcp_update_callgraph): Do not touch function bodies.
18692 * ipa-inline.c: Include except.h
18693 (MAX_TIME): New constant.
18694 (overall_insns): Remove
18695 (overall_size, max_benefit): New static variables.
18696 (cgraph_estimate_time_after_inlining): New function.
18697 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18698 (cgraph_clone_inlined_nodes): Update size.
18699 (cgraph_mark_inline_edge): Update size.
18700 (cgraph_estimate_growth): Use size info.
18701 (cgraph_check_inline_limits): Check size.
18702 (cgraph_default_inline_p): Likewise.
18703 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18704 (cgraph_decide_recursive_inlining): Check size.
18705 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18707 (cgraph_decide_inlining): Likewise.
18708 (cgraph_decide_inlining_incrementally): Likewise; honor
18709 PARAM_EARLY_INLINING_INSNS.
18710 (likely_eliminated_by_inlining_p): New predicate.
18711 (estimate_function_body_sizes): New function.
18712 (compute_inline_parameters): Use it.
18713 * except.c (must_not_throw_labels): New function.
18714 * except.h (must_not_throw_labels): Declare.
18715 * tree-inline.c (init_inline_once): Kill inlining_weigths
18716 * tree-ssa-structalias.c: Avoid uninitialized warning.
18717 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18718 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18719 (PARAM_INLINE_CALL_COST): Remove.
18720 (PARAM_EARLY_INLINING_INSNS): New.
18721 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18722 (inline-call-cost): Remove.
18723 (early-inlining-insns): New.
18725 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18727 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18729 (print_int_cst_bounds_in_octal_p): Likewise.
18730 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18732 * dwarf2out.c (base_type_die): Likewise.
18733 (is_subrange_type): Delete.
18734 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18735 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18736 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18737 if the destination type is boolean.
18738 (build_range_check): Do not special-case subtypes.
18739 (fold_sign_changed_comparison): Likewise.
18740 (fold_unary): Likewise.
18741 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18742 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18743 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18744 * tree.c (subrange_type_for_debug_p): New predicate based on the
18745 former is_subrange_type.
18746 * tree.h (subrange_type_for_debug_p): Declare.
18747 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18748 (convert_affine_scev): Remove call to above function.
18749 (chrec_convert_aggressive): Likewise.
18750 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18751 false for conversions involving subtypes.
18752 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18753 (vrp_val_min): Likewise.
18754 (needs_overflow_infinity): Likewise.
18755 (extract_range_from_unary_expr): Likewise.
18757 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18759 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18760 * config/frv/frv.c: Likewise.
18761 * config/s390/s390.c: Likewise.
18762 * config/sparc/sparc.h: Likewise.
18763 * config/i386/i386.h: Likewise.
18764 * config/i386/i386.c: Likewise.
18765 * config/crx/crx.c: Likewise.
18766 * config/m68hc11/m68hc11.h: Likewise.
18767 * config/iq2000/iq2000.c: Likewise.
18768 * config/mn10300/mn10300.h: Likewise.
18769 * config/mn10300/mn10300.c: Likewise.
18770 * config/m68k/m68k.c: Likewise.
18771 * config/rs6000/rs6000.c: Likewise.
18772 * config/rs6000/xcoff.h: Likewise.
18773 * config/rs6000/linux64.h: Likewise.
18774 * config/rs6000/sysv4.h: Likewise.
18775 * config/score/score3.c: Likewise.
18776 * config/score/score7.c: Likewise.
18777 * config/score/score.c: Likewise.
18778 * config/arm/arm.md: Likewise.
18779 * config/mips/mips.c: Likewise.
18780 * config/mips/mips.md: Likewise.
18781 * config/bfin/bfin.h: Likewise.
18782 * config/pa/pa.c: Likewise.
18783 * config/pa/constraints.md: Likewise.
18785 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18786 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18787 * config/pdp11/pdp11.h: Use memory_address_p instead.
18789 2009-05-14 Ian Lance Taylor <iant@google.com>
18791 * passes.c (finish_optimization_passes): Change i to int.
18792 * plugin.c (plugins_active_p): Change event to int.
18793 (dump_active_plugins): Likewise.
18794 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18796 * tree.c (tree_range_check_failed): Change c to unsigned int.
18797 (omp_clause_range_check_failed): Likewise.
18798 (build_common_builtin_nodes): Change mode to int. Add cast.
18799 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18800 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18802 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18803 ++ or -- with a variable of enum type.
18805 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18808 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18810 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18812 * store-motion.c: Do not include params.h
18813 * Makefile.in: Fix dependencies for various files.
18815 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18817 * auto-inc-dec.c: Fix pass description, remove apparent
18818 accidental duplication.
18820 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18822 PR middle-end/40147
18823 * ipa-utils.h (memory_identifier_string): Moved to ...
18824 * tree.h (memory_identifier_string): Here. Add GTY(()).
18826 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18828 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18829 in the former documentation of...
18830 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18831 * ira-conflicts.c (get_dup_num): Use address_operand.
18832 * targhooks.c (default_legitimate_address_p): New.
18833 * targhooks.h (default_legitimate_address_p): New.
18834 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18836 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18837 * target.h (struct target): Add legitimate_address_p.
18838 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18839 (TARGET_INITIALIZER): Include it.
18841 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18842 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18843 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18844 (TARGET_LEGITIMATE_ADDRESS_P): New.
18846 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18847 (REG_OK_STRICT_P): Delete.
18848 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18849 (frv_legitimate_address_p_1): ... this.
18850 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18851 (frv_legitimate_address_p_1): ... the renamed old
18852 frv_legitimate_address_p.
18853 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18854 (TARGET_LEGITIMATE_ADDRESS_P): New.
18856 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18857 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18858 * config/s390/s390.c (legitimate_address_p): Rename to...
18859 (s390_legitimate_address_p): ... this, make static.
18860 (legitimize_address): Adjust call.
18861 (TARGET_LEGITIMATE_ADDRESS_P): New.
18862 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18864 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18865 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18866 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18867 (TARGET_LEGITIMATE_ADDRESS_P): New.
18869 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18870 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18871 * config/spu/spu.c (spu_legitimate_address): Rename to...
18872 (spu_legitimate_address_p): ... this, make static.
18873 (TARGET_LEGITIMATE_ADDRESS_P): New.
18875 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18876 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18877 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18878 (sparc_legitimate_address_p): ... this, make static and return bool.
18879 (legitimize_address): Adjust call.
18880 (TARGET_LEGITIMATE_ADDRESS_P): New.
18882 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18883 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18884 * config/i386/i386.c (legitimate_address_p): Rename to...
18885 (ix86_legitimate_address_p): ... this, make static.
18886 (constant_address_p): Move after it, adjust call.
18887 (TARGET_LEGITIMATE_ADDRESS_P): New.
18889 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18890 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18891 * config/avr/avr.c (legitimate_address_p): Rename to...
18892 (avr_legitimate_address_p): ... this, make static.
18893 (legitimize_address): Adjust call.
18894 (TARGET_LEGITIMATE_ADDRESS_P): New.
18896 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18897 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18898 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18899 (TARGET_LEGITIMATE_ADDRESS_P): New.
18901 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18902 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18903 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18904 (TARGET_LEGITIMATE_ADDRESS_P): New.
18906 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18907 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18909 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18911 (TARGET_LEGITIMATE_ADDRESS_P): New.
18913 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18914 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18916 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18918 (m68hc11_legitimate_address_p): ... this, make static.
18919 (go_if_legitimate_address_internal): Rename to...
18920 (m68hc11_legitimate_address_p_1): ... this.
18921 (legitimize_address): Adjust call.
18922 (TARGET_LEGITIMATE_ADDRESS_P): New.
18924 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18925 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18926 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18927 (TARGET_LEGITIMATE_ADDRESS_P): New.
18929 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18930 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18931 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18932 (mn10300_legitimate_address_p): ... this, make static.
18933 (TARGET_LEGITIMATE_ADDRESS_P): New.
18935 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18936 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18937 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18938 (TARGET_LEGITIMATE_ADDRESS_P): New.
18940 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18941 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18942 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18943 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18944 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18945 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18946 (rs6000_legitimate_address_p): ... this, make static.
18947 (TARGET_LEGITIMATE_ADDRESS_P): New.
18948 (REG_MODE_OK_FOR_BASE_P): Delete.
18949 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18951 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18952 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18954 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18955 static, adjust types.
18956 (TARGET_LEGITIMATE_ADDRESS_P): New.
18958 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18959 * config/score/score.c (score_address_p): Rename to...
18960 (score_legitimate_address_p): ... this.
18961 (TARGET_LEGITIMATE_ADDRESS_P): New.
18962 * config/score/score3.c (score3_address_p): Rename to...
18963 (score3_legitimate_address_p): ... this.
18964 * config/score/score7.c (score7_address_p): Rename to...
18965 (score7_legitimate_address_p): ... this.
18967 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18968 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18969 GO_IF_LEGITIMATE_ADDRESS): Delete.
18970 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18971 thumb2_legitimate_address_p): Delete.
18972 (arm_legitimate_address_p): Rename to...
18973 (arm_legitimate_address_outer_p): ... this.
18974 * config/arm/constraints.md ("Uq"): Adjust call.
18975 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18976 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18978 (arm_legitimate_address_outer_p): ... this.
18979 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18981 (TARGET_LEGITIMATE_ADDRESS_P): New.
18983 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18984 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18985 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18986 (TARGET_LEGITIMATE_ADDRESS_P): New.
18988 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18989 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18990 * config/vax/vax.c (legitimate_address_p): Rename to...
18991 (vax_legitimate_address_p): ... this, make static.
18992 (TARGET_LEGITIMATE_ADDRESS_P): New.
18994 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18995 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18996 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18997 (TARGET_LEGITIMATE_ADDRESS_P): New.
18999 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19000 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19001 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19002 (mmix_legitimate_address_p): ... this, make static.
19003 (TARGET_LEGITIMATE_ADDRESS_P): New.
19005 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19006 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19007 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19008 (TARGET_LEGITIMATE_ADDRESS_P): New.
19010 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19012 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19013 of MODE_COMPLEX_INT.
19015 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19017 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19018 LCT_NORMAL in function call.
19019 * mips-tdump.c (print_file_desc): Add cast to enum type.
19020 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19021 (mark_stabs): Add casts to enum types.
19022 (parse_stabs_common): Add casts to enum types.
19024 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19026 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19027 Check for invalid values of LETTER.
19029 2009-05-13 Taras Glek <tglek@mozilla.com>
19031 * attribs.c (register_attribute): moved out attribute registration
19032 into register_attribute.
19033 * doc/plugins.texi: Documented register_attribute and
19035 * gcc-plugin.h: Added forward decl for register_attribute.
19036 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19037 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19038 PLUGIN_ATTRIBUTES boilerplate.
19040 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19042 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19043 values even in sentinel and empty entries.
19044 (ms_printf_flag_specs): Likewise.
19045 (ms_scanf_flag_specs): Likewise.
19046 (ms_strftime_flag_specs): Likewise.
19047 (ms_print_char_table): Likewise.
19048 (ms_scan_char_table): Likewise.
19049 (ms_time_char_table): Likewise.
19051 2009-05-13 Doug Kwan <dougkwan@google.com>
19053 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19055 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19057 * config/mips/mips.md (store): Add attributes for QI and HI.
19059 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19060 (truncdi<mode>2): ... this new pattern.
19062 2009-05-13 Brad Hards <bradh@kde.org>
19064 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19066 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19067 Ben Elliston <bje@au.ibm.com>
19069 PR middle-end/40035
19070 * dse.c (check_mem_read_rtx): Guard against width == -1.
19072 2009-05-13 Michael Matz <matz@suse.de>
19074 PR middle-end/39976
19075 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19076 (trivially_conflicts_p): New function.
19077 (insert_backedge_copies): Use it.
19079 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19081 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19082 (handle_stdc_pragma): Use new enum constant names.
19083 (handle_pragma_float_const_decimal64): Ditto.
19085 2009-05-13 Ian Lance Taylor <iant@google.com>
19087 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19090 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19092 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19093 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19095 * config/m68k/m68k.h (FL_UCLINUX): Define.
19097 2009-05-13 Jan Hubicka <jh@suse.cz>
19099 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19101 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19103 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19104 unless -fschedule-insns is specified.
19106 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19109 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19110 TARGET_EXPAND_CBRANCHDI4.
19111 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19112 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19113 (cmpeqdi): Fix comment.
19115 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19117 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19118 (sh_legitimate_address_p): Likewise.
19119 * config/sh/sh.c (sh_legitimate_index_p): New.
19120 (sh_legitimate_address_p): Likewise.
19121 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19122 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19123 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19124 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19125 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19126 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19127 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19128 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19129 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19131 2009-05-12 Jan Hubicka <jh@suse.cz>
19133 * tree-inline.c (estimate_operator_cost): Add operands;
19134 when division happens by constant, it is cheap.
19135 (estimate_num_insns): Loads and stores are not having cost of 0;
19136 EH magic stuff is cheap; when computing runtime cost of switch,
19137 use log2 base of amount of its cases; builtin_expect has cost of 0;
19138 compute cost for moving return value of call.
19139 (init_inline_once): Initialize time_based flags.
19140 * tree-inline.h (eni_weights_d): Add time_based flag.
19142 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19144 * df-core.c: Update head documentation.
19146 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19149 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19150 shadowing exisiting variable op1.
19152 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19155 * config/i386/driver-i386.c (processor_signatures): New enum.
19156 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19157 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19158 processor signature to detect geode processor.
19160 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19164 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19166 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19167 causes spurious differences between trunk and cond-optab branch.
19169 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19171 * dojump.c (compare_from_rtx): Delete.
19172 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19173 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19174 if the comparison does not satisfy the predicate; test predicates for
19175 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19176 further if one existing pattern fails.
19177 * expr.h (compare_from_rtx): Delete.
19178 (prepare_operand): Declare it.
19179 * optabs.c: Change "lib call" to "libcall" throughout.
19180 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19181 HAVE_conditional_trap, emit_cmp_insn): Delete.
19182 (can_compare_p): Delete cmp_optab case.
19183 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19184 Accept other parameters by value.
19185 (prepare_operand): Make non-static.
19186 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19187 other parameters by value. Try to widen operands here based on
19188 an optab_methods argument and looking at cbranch_optab.
19189 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19190 loop. Use cbranch_optab directly.
19191 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19192 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19194 (emit_conditional_move, emit_conditional_add): Inline what's needed
19195 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19196 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19197 with COMPARE. Move cmov_optab and cstore_optab above
19198 with cbranch_optab, move cmp_optab down with ucmp_optab,
19199 remove tst_otpab. Do not initialize trap_rtx.
19200 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19201 for trap code. Do not check HAVE_conditional_trap. Use
19202 prepare_cmp_insn. Accept no predicate for operand 3.
19203 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19204 (OTI_ctrap, ctrap_optab): New.
19205 (tst_optab): Delete.
19206 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19207 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19208 with lookup of ctrap_optab.
19209 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19211 (ctrap_optab): New.
19213 * combine.c (combine_simplify_rtx, simplify_set): Do not
19214 special case comparing against zero for cc0 machines.
19215 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19216 COMPARE on cc0 machines.
19217 (simplify_relational_operation): Return a new expression when
19218 a COMPARE could be removed.
19219 * final.c (final_scan_insn): Compare cc_status values
19220 against LHS of a (compare FOO (const_int 0)) cc0 source.
19221 Also check if cc_status.value is the full compare.
19223 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19224 (cstoreMM4): Document.
19225 (conditional_trap): Document ctrapMM4 instead.
19226 (sync_compare_and_swapMM): Refer to cbranchcc4.
19227 (Dependent Patterns): Eliminate obsolete information referring to
19228 the old jump optimization phase.
19229 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19230 of compares with 0 on cc0 machines.
19231 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19232 avoiding references to cc0. Remove text about storing operands
19234 * doc/tm.texi (Condition Codes): Include blurb on different
19235 condition code representations, separate into subsections for
19236 CC0, MODE_CC and conditional execution.
19238 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19239 alpha_emit_setcc): Accept operands and a machine mode.
19240 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19241 Get code/op0/op1 from operands, use machine mode argument
19242 instead of alpha_compare.fp_p. Emit the branch here.
19243 (alpha_emit_setcc): Likewise, and return boolean.
19244 (alpha_emit_conditional_move): Likewise. Assert that
19245 cmp_op_mode == cmp_mode, and simplify accordingly.
19246 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19247 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19248 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19250 (stack probe test): Use cbranchdi4.
19251 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19253 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19254 * config/arc/arc.h (movsicc, movsfcc): Use it.
19255 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19256 (cbranchsi4, cstoresi4): New.
19257 (cmpsi, bCC and sCC expanders): Remove.
19259 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19260 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19261 * config/arm/predicates.md (arm_comparison_operator): Only include
19262 floating-point operators if there is a hardware floating-point unit.
19263 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19264 deferring to cbranch_cc and cstore_cc respectively.
19265 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19266 cbranch_cc, cstore_cc): New.
19267 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19269 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19271 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19272 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19274 (adjust_insn_length): Adjust calls.
19275 (avr_reorg): Handle (compare (foo) (const_int 0)).
19276 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19277 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19278 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19279 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19281 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19282 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19284 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19285 (cbranchsi4, cstorebi4, cstoresi4): New.
19286 (movbisi): This insn is duplicate, split it to zero_extend.
19287 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19288 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19289 (bfin_optimize_loop): Use cbranch expander.
19290 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19291 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19292 (bfin_bimode_comparison_operator): ... this.
19293 (bfin_direct_comparison_operator): New.
19295 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19296 inside (compare FOO (const_int 0)).
19297 (cris_rtx_costs): Handle ZERO_EXTRACT.
19298 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19299 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19300 (*tstdi_v32): Delete.
19301 (*cmpdi_non_v32): Add M alternative for operand 1.
19302 (cmpsi, cmp<mode>): Make private.
19303 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19305 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19307 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19308 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19309 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19310 (cc_reg_operand): New.
19311 (any_cond): Delete.
19312 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19313 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19314 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19315 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19316 crx_expand_scond): Delete.
19318 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19320 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19321 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19323 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19324 cstoresi4, cstoresf4, cstoredf4): New.
19325 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19326 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19327 Receive the entire operands array.
19328 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19329 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19330 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19331 Get test/op0/op1 from the operands array.
19332 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19334 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19335 (h8300_expand_store): New.
19336 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19338 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19339 (h8300_expand_store): New.
19340 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19341 or do not try to produce (set (cc0) REG).
19342 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19343 change a compare into a move to a scratch register. Disable some
19344 peepholes when comparing with zero.
19345 (tstsi, tsthi, tstsi, cmpqi): Make private.
19347 (bCC, sCC): Delete.
19348 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19351 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19352 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19353 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19354 (ix86_emit_i387_log1p): Use cbranchxf2.
19355 (ix86_expand_setcc): Return void.
19356 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19357 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19358 cmp<MODEF>, cmpcc): Remove.
19359 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19360 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19361 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19362 (sCC and bCC expanders): Remove.
19363 (stack_protect_test): Use cbranchcc4.
19365 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19367 (ia64_expand_compare): Accept three rtx by reference and return void.
19368 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19369 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19370 from *expr. Update *expr with the BImode comparison to do.
19371 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19372 cmptf, bCC, sCC, conditional_trap): Delete.
19373 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19374 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19375 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19376 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19377 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19379 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19380 type of last argument.
19381 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19382 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19383 use machine mode argument instead of branch_type. Remove dead
19384 code for floating-point comparisons.
19385 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19386 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19388 (cbranchsi4, cstoresi4): New.
19389 * config/iq2000/predicates.md (reg_or_const_operand): New.
19391 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19392 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19393 (b<code>_op): Rewrite to...
19394 (bcc_op): ... this, using match_operator.
19395 (s<code>_op): Rewrite to...
19396 (scc_op): ... this, using match_operator.
19397 (s<code>_24_op): Rewrite to...
19398 (scc_op_24): ... this, using match_operator.
19399 (s<code>_<mode>): Rewrite to...
19400 (cstore<mode>4): ... this, using match_operator.
19401 (s<code>_<mode>_24): Rewrite to...
19402 (cstore<mode>4_24): ... this, using match_operator.
19403 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19404 m32c_unpend_compare, m32c_expand_scc): Delete.
19405 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19406 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19407 (m32c_expand_movcc): Change NE to EQ if necessary.
19408 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19410 * config/m32r/m32r-protos.h (gen_cond_store): New.
19411 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19412 (gen_cond_store): New, from sCC patterns.
19413 (m32r_expand_block_move): Use cbranchsi4.
19414 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19415 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19416 (cbranchsi4, cstoresi4): New.
19418 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19420 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19421 (m68hc11_notice_update_cc): Look into a compare with 0.
19422 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19424 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19425 cmphi, cmpqi, bCC): Delete.
19426 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19427 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19428 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19431 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19432 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19433 * config/m68k/constraints.md (H): New.
19434 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19435 the define_insn below.
19436 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19437 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19438 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19439 patterns): Wrap RHS with COMPARE.
19440 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19441 (*cmpdi_internal): Name this pattern.
19442 (cmpdi): Change to define_insn.
19443 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19444 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19445 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19447 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19448 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19449 (conditional_trap): Change to...
19450 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19451 (*conditional_trap): Use the ordered_comparison_operator and
19452 const1_operand predicates.
19453 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19454 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19455 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19456 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19458 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19459 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19460 (mcore_gen_compare): New.
19461 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19462 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19463 (mcore_gen_compare): ... this.
19464 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19465 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19466 (stack probe pattern): Use cbranchsi4.
19468 * config/mips/predicates.md (mips_cstore_operator): New.
19469 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19470 * config/mips/mips.md (any_cond): Delete.
19471 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19473 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19474 fixuns_truncsfdi2): Use cbranch patterns.
19475 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19476 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19477 Adjust call to mips_expand_conditional_branch.
19478 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19480 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19481 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19482 * config/mips/mips.c (cmp_operands): Delete.
19483 (mips_emit_compare): Get comparison operands from *op0/*op1.
19484 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19485 that it succeeds. Use op0/op1 instead of cmp_operands.
19486 (mips_expand_conditional_branch, mips_expand_conditional_move,
19487 mips_expand_conditional_trap): Likewise.
19488 (mips_block_move_loop): Use cbranch patterns.
19489 * config/mips/mips.h (cmp_operands): Delete.
19491 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19492 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19493 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19494 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19495 (*cmpcc_folded): Rename to...
19496 (*cmpdi_folded): this.
19497 (*cmpcc): Rename to...
19499 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19502 (cbranchdf4): New. Handle invalid comparisons here.
19503 * config/mmix/predicates.md (float_comparison_operator): New.
19505 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19506 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19507 * config/mn10300/mn10300.md (tst): Delete.
19508 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19509 Name these patterns and wrap RHS in a compare.
19510 (*cmpsi): Make this pattern private. Include tst.
19511 (*cmpsf): Make this pattern private.
19512 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19513 (compare with zero peepholes): Likewise.
19515 (cbranchsi4, cbranchsf4): New.
19516 (casesi): Use cbranchsi4.
19518 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19519 hppa_branch_type): Delete.
19520 (return_addr_rtx): Use cbranchsi4.
19521 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19522 Emit CCFPmode comparison here.
19523 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19524 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19525 hppa_branch_type): Delete.
19526 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19527 (movsicc, movdicc): Remove references to hppa_compare_op0,
19528 hppa_compare_op1 and compare_from_rtx.
19529 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19530 (casesi): Use cbranchsi4.
19532 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19533 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19534 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19535 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19536 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19538 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19539 (*branch, *branch_inverted): New.
19541 * config/picochip/picochip.md (cbranchhi4): Use
19542 ordered_comparison_operator.
19543 (cmphi, bCC): Remove.
19545 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19546 (trap_comparison_operator): Delete.
19547 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19548 rs6000_emit_cbranch): Accept mode and operands.
19549 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19550 rs6000_compare_fp_p): Delete.
19551 (rs6000_generate_compare): Accept mode and comparison. Extract code
19552 and op0/op1 from there. Replace references to rs6000_compare_op0
19553 and rs6000_compare_op1.
19554 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19555 extract result from passed operands.
19556 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19557 extract loc from passed operands.
19558 (rs6000_emit_cmove): Likewise.
19559 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19560 rs6000_compare_fp_p): Delete.
19561 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19562 (cbranch<GPR>4, cbranch<FP>4): New.
19563 (cstore<mode>4): New. Consolidate here all choices about when to use
19564 portable or specialized sCC sequences.
19565 (stack_protect_test): Use cbranchsi4.
19566 (conditional_trap): Replace with ctrap<GPR>4.
19567 (conditional trap insn): Replace trap_comparison_operator with
19568 ordered_comparison_operator.
19570 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19571 (s390_emit_prologue): Use ctrap.
19572 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19573 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19574 New predicates replacing...
19575 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19576 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19577 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19578 (add<mode>cc): Do not use s390_compare_op0/op1.
19579 (s<code>): Change to...
19580 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19581 (seq): Change to...
19582 (cstorecc4): ... this. Handle EQ or NE equally.
19583 (*sne): Un-privatize for use in cstorecc4.
19584 (b<code>): Change to...
19585 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19586 (conditional_trap): Replace with...
19587 (ctrap<GPR>4, ctrap<FP>4): ... these.
19588 (stack_protect): Use cbranchcc4.
19590 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19591 * config/score/score-protos.h (score_gen_cmp): Delete.
19592 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19593 (score_block_move-loop): Use cbranchsi4.
19594 * config/score/score.md (cbranchsi4): New.
19595 (cmpsi, bCC): Delete.
19596 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19597 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19598 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19599 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19600 * config/score/score3.h (score3_gen_cmp): Delete.
19601 * config/score/score7.h (score7_gen_cmp): Delete.
19603 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19604 (sh_emit_scc_to_t): ... this. Return void.
19605 (from_compare): Rename to...
19606 (sh_emit_compare_and_branch): ... this.
19607 (sh_emit_compare_and_set): New.
19608 (sh_expand_t_scc): Accept operands.
19609 * config/sh/predicates.md (sh_float_comparison_operator): New.
19610 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19611 (prepare_scc_operands): Rename to...
19612 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19614 (sh_emit_cheap_store_flag): New.
19615 (sh_emit_set_t_insn): New.
19616 (from_compare): Rename to...
19617 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19618 handling of TARGET_SH2E floating point to avoid recursive call.
19619 Generate branch here.
19620 (sh_emit_compare_and_set): New.
19621 (sh_expand_t_scc): Get op0/op1 from arguments.
19622 (sh_emit_cheap_store_flag): New.
19623 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19625 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19626 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19627 (movsicc, movdicc): Do nothing when it recreated operands from
19628 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19629 prepare_scc_operands (now sh_emit_scc_to_t).
19630 (udivdi3): Use cstoresi4.
19631 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19632 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19633 (cbranchint4_media, cbranchfp4_media): New.
19634 (casesi): Use cbranchdi4.
19635 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19637 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19638 (movnegt): Remove second operand.
19639 (cbranchsf4, cbranchdf4): New.
19640 (stack_protect): Use cbranchdi4/cbranchsi4.
19642 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19643 (gen_compare_reg): Accept comparison, extract part of it to...
19644 (gen_compare_reg_1): ... this.
19645 (gen_compare_operator): Delete.
19646 (gen_v9_scc): Accept separate destination, comparison code and arms.
19647 Do not use sparc_compare_op0/sparc_compare_op1.
19648 (emit_scc_insn, emit_conditional_branch_insn): New.
19649 (emit_v9_brxx): Make static. Remove useless assertion.
19650 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19652 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19653 * config/sparc/sparc-protos.h (gen_compare_reg,
19654 sparc_emit_float_lib_cmp): Adjust prototype.
19655 (emit_scc_insn, emit_conditional_branch_insn): New.
19656 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19657 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19658 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19659 iterators to the top.
19660 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19661 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19662 snedi_special_trunc): Delete.
19663 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19664 and snedi_special_trunc.
19665 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19666 cbranchdi4, cbranch<F:mode>4): New.
19667 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19668 here. Use gen_compare_reg instead of gen_compare_operator.
19669 (conditional_trap): Replace with...
19670 (ctrapsi4, ctrapdi4): ... this.
19671 (stack_protect_test): Use cbranchcc4.
19673 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19675 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19676 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19677 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19678 from operands[0] or operands[3] depending on is_set.
19679 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19680 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19681 cmpdf, bCC), sCC: Remove.
19682 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19683 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19685 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19686 spu_emit_branch_or_set.
19688 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19690 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19691 xstormy16_compare_op1): Delete.
19692 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19693 xstormy16_compare_op1): Delete.
19694 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19696 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19697 (cmphi, cmpsi, bCC): Remove.
19699 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19700 (*cmpsi): ... this one.
19701 (cbranchsi4, cstoresi4): New.
19702 (bCC expanders): Delete.
19703 (sCC insns): Fold into...
19704 (*setcc): ... this one.
19705 (casesi): Do not use gen_cmpsi and gen_bgtu.
19706 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19707 (movsicc): Simplify.
19708 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19710 * config/vax/vax-protos.h (cond_name): New.
19711 (vax_output_conditional_branch): Remove.
19712 * config/vax/vax.c (cond_name): New.
19713 (vax_output_conditional_branch): Remove.
19714 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19715 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19716 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19717 (bit<VAXint>): Wrap source with (compare).
19718 (b<code> and following unnamed pattern): Rename to *branch and
19719 *branch_reversed. Change macroization to match_operator.
19720 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19722 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19723 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19724 Change last argument to machine_mode.
19725 (xtensa_expand_scc): Add machine_mode argument.
19726 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19727 (gen_conditional_move, xtensa_expand_conditional_branch,
19728 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19729 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19730 Adjust operand numbers.
19731 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19733 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19734 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19735 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19737 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19739 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19740 causes spurious differences between trunk and cond-optab branch.
19742 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19745 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19747 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19749 * tree.c (iterative_hash_pointer): Delete.
19750 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19751 Hash UIDs and versions of SSA names. Don't special-case built-in
19752 function declarations.
19754 2009-05-11 Ian Lance Taylor <iant@google.com>
19757 * graphite.c: Force -Wc++-compat to only be a warning before
19758 #including "cloog/cloog.h".
19760 2009-05-11 Martin Jambor <mjambor@suse.cz>
19762 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19764 2009-05-11 Jan Hubicka <jh@suse.cz>
19766 * tree-ssa-loop-ivcanon.c: Include target.h
19767 (struct loop_size): new structure.
19768 (constant_after_peeling): New predicate.
19769 (tree_estimate_loop_size): New function.
19770 (estimated_unrolled_size): Rewrite for new estimates.
19771 (try_unroll_loop_completely): Use new estimates.
19772 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19774 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19776 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19777 libcpp interface change.
19778 (spu_macro_to_expand): Likewise.
19780 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19782 PR tree-optimization/40026
19783 * gimplify.c (gimplify_init_constructor): Change initial conditional
19784 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19785 optimize_compound_literals_in_ctor.
19787 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19789 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19791 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19793 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19795 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19796 HOST_WIDE_INT for gap.
19798 2009-05-11 Ira Rosen <irar@il.ibm.com>
19800 PR tree-optimization/40074
19801 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19802 account in group size and step comparison.
19804 2009-05-11 Richard Guenther <rguenther@suse.de>
19806 * passes.c (init_optimization_passes): Strip now incorrect comment.
19807 (execute_function_todo): Do not set PROP_alias.
19808 * tree-pass.h (PROP_alias): Remove.
19809 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19810 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19811 * tree-nrv.c (pass_return_slot): Likewise.
19812 * tree-object-size.c (pass_object_sizes): Likewise.
19813 * tree-ssa-dom.c (pass_dominator): Likewise.
19814 (pass_phi_only_cprop): Likewise.
19815 * tree-ssa-dse.c (pass_dse): Likewise.
19816 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19817 (pass_cselim): Likewise.
19818 * tree-ssa-pre.c (pass_pre): Likewise.
19819 (pass_fre): Likewise.
19820 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19821 * tree-ssa-sink.c (pass_sink_code): Likewise.
19822 * tree-stdarg.c (pass_stdarg): Likewise.
19823 * tree-tailcall.c (pass_tail_calls): Likewise.
19824 * tree-vrp.c (pass_vrp): Likewise.
19826 2009-05-10 Ian Lance Taylor <iant@google.com>
19828 * basic-block.h (enum profile_status): Break out of struct
19829 control_flow_graph.
19830 * cgraph.h (struct inline_summary): Break out of struct
19832 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19833 of struct cgraph_order_sort.
19834 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19835 * cse.c (struct branch_path): Break out of struct
19836 cse_basic_block_data.
19837 * except.h (enum eh_region_type): Break out of struct eh_region.
19838 * gcc.c (enum add_del): Break out of struct modify_target.
19839 * genrecog.c (enum decision_type): Break out of struct decision_test.
19840 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19842 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19843 * regmove.c (enum match_use): New enum, broken out of struct match.
19844 * sched-int.h (enum post_call_group): New enum, broken out of
19846 (struct deps_reg): Break out of struct deps.
19847 * target.h (struct asm_int_op): Break out of struct gcc_target.
19848 * tree-eh.c (struct goto_queue_node): Break out of struct
19850 * tree-inline.h (enum copy_body_cge_which): Break out of
19852 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19854 * c-decl.c (in_struct, struct_types): New static variables.
19855 (pushtag): Add loc parameter. Change all callers.
19856 (lookup_tag): Add ploc parameter. Change all callers.
19857 (check_compound_literal_type): New function.
19858 (parser_xref_tag): Add loc parameter. Change all callers. If
19859 -Wc++-compat, warn about struct/union/enum types defined within a
19861 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19862 and loc parameters. Change all callers. Change error calls to
19863 error_at, using loc. For a redefinition, if the location of the
19864 original definition is known, report it. Set in_struct and
19865 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19866 (finish_struct): Add new parameters enclosing_in_struct and
19867 enclosing_struct_types. Change all callers. Set
19868 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19869 in the struct. If in a struct, add this struct to struct_types.
19870 (start_enum): Add loc parameter. Change all callers. Use
19871 error_at for errors, using loc. For a redefinition, if the
19872 location of the original definition is known, report it. If in a
19873 struct, add this enum type to struct_types. If -Wc++-compat warn
19874 if in sizeof, typeof, or alignof.
19875 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19876 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19877 (c_parser_enum_specifier): Get enum location for start_enum.
19878 (c_parser_struct_or_union_specifier): Get struct location for
19879 start_struct. Save in_struct and struct_types status between
19880 start_struct and finish_struct.
19881 (c_parser_cast_expression): Get location of cast.
19882 (c_parser_alignof_expression): Get location of type.
19883 (c_parser_postfix_expression): Likewise.
19884 (c_parser_postfix_expression_after_paren_type): Add type_loc
19885 parameter. Change all callers. Call check_compound_literal_type.
19886 Use type_loc for error about variable size type.
19887 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19888 of an enum constant from an enum type defined in a struct or union.
19889 (c_cast_expr): Add loc parameter. Change all callers. If
19890 -Wc++-compat, warn about defining a type in a cast.
19891 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19892 (start_enum, start_struct, finish_struct): Update declarations.
19893 (parser_xref_tag, c_cast_expr): Update declarations.
19894 (check_compound_literal_type): Declare.
19896 2009-05-11 Ben Elliston <bje@au.ibm.com>
19898 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19899 for recent libcpp interface change.
19900 (rs6000_macro_to_expand): Likewise.
19902 2009-05-10 Michael Matz <matz@suse.de>
19905 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19906 not at entry of function.
19908 2009-05-10 Richard Guenther <rguenther@suse.de>
19910 PR tree-optimization/40081
19912 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19913 using the main variant of the element type. Do not fiddle with
19914 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19916 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19917 structs with volatile fields.
19919 2009-05-10 Jan Hubicka <jh@suse.cz>
19921 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19922 (estimate_move_cost): Assert that it does not get called for
19924 (estimate_num_insns): Skip VOID types in argument handling.
19925 (optimize_inline_calls): Delete unreachable blocks and verify that
19926 callgraph is valid.
19928 2009-05-10 Jan Hubicka <jh@suse.cz>
19930 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19931 * cgraph.c (cgraph_mark_address_taken_node): New function.
19932 (dump_cgraph_node): Dump new flag.
19933 * cgraph.h (struct cgraph_node): Add address_taken.
19934 (cgraph_mark_address_taken_node): New function.
19935 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19936 since new direct calls can be born.
19938 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19940 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19941 tok->val.node.node.
19943 2009-05-10 Jan Hubicka <jh@suse.cz>
19945 PR middle-end/40084
19946 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19948 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19949 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19950 * tree-inline.c (copy_bb): Set frequency correctly.
19951 (fold_marked_statements): Update call to
19952 cgraph_update_edges_for_call_stmt.
19954 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19956 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19957 identifiers in diagnostics.
19958 * config/arm/arm.c (arm_handle_fndecl_attribute,
19959 arm_handle_isr_attribute): Likewise.
19960 * config/avr/avr.c (avr_handle_progmem_attribute,
19961 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19962 * config/bfin/bfin.c (handle_int_attribute,
19963 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19964 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19965 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19967 * config/darwin.c (darwin_handle_kext_attribute,
19968 darwin_handle_weak_import_attribute): Likewise.
19969 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19970 h8300_handle_eightbit_data_attribute,
19971 h8300_handle_tiny_data_attribute): Likewise.
19972 * config/i386/i386.c (ix86_handle_cconv_attribute,
19973 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19974 * config/i386/winnt.c (ix86_handle_shared_attribute,
19975 ix86_handle_selectany_attribute): Likewise.
19976 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19977 * config/m32c/m32c.c (function_vector_handler): Likewise.
19978 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19979 m68hc11_handle_fntype_attribute): Likewise.
19980 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19981 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19982 * config/mips/mips.c (mips_insert_attributes,
19983 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19984 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19985 rs6000_handle_struct_attribute): Likewise.
19986 * config/sh/sh.c (sh_insert_attributes,
19987 sh_handle_resbank_handler_attribute,
19988 sh_handle_interrupt_handler_attribute,
19989 sh2a_handle_function_vector_handler_attribute,
19990 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19992 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19993 * config/spu/spu.c (spu_handle_fndecl_attribute,
19994 spu_handle_vector_attribute): Likewise.
19995 * config/stormy16/stormy16.c
19996 (xstormy16_handle_interrupt_attribute): Likewise.
19997 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19998 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20000 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20002 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20003 (pp_translate_identifiers): New.
20004 (pp_identifier): Only conditionally translate identifier to locale
20006 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20007 (pp_base_tree_identifier): Only conditionally translate identifier
20008 to locale character set.
20009 * c-pretty-print.c (M_): Define.
20010 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20011 fragments for conditional translation with M_.
20012 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20013 identifier translation.
20015 2009-05-10 Richard Guenther <rguenther@suse.de>
20017 PR tree-optimization/40081
20018 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20019 using the main variant of the element type. Do not fiddle with
20020 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20022 2009-05-09 Jan Hubicka <jh@suse.cz>
20024 PR middle-end/40080
20025 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20026 indirect calls; verify cgraph afterwards.
20028 2009-05-09 Jan Hubicka <jh@suse.cz>
20031 * ipa.c (update_inlined_to_pointer): New function.
20032 (cgraph_remove_unreachable_nodes): Use it.
20034 2009-05-09 Jan Hubicka <jh@suse.cz>
20036 * tree-eh.c (struct leh_state): Remove prev_try.
20037 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20038 not track prev_try.
20039 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20040 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20041 remove_eh_handler_and_replace, foreach_reachable_handler,
20042 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20043 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20044 (gen_eh_region_cleanup): Update prototype.
20046 2009-05-09 Jan Hubicka <jh@suse.cz>
20048 PR middle-end/40043
20049 * except.c (copy_eh_region): Always set prev_try.
20050 (redirect_eh_edge_to_label): Find outer try.
20051 (foreach_reachable_handler): When looking for prev try
20052 handle case where previous try is not going to be taken.
20054 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20056 PR tree-optimization/40049
20057 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20058 only vector/vector shifts, convert the type of the constant to the
20059 appropriate type to avoid building incorrect trees, which
20060 eventually have problems with garbage collection.
20062 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20064 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20065 -1 for complex floating-point types if honoring signed zeros.
20067 2009-05-08 Jan Hubicka <jh@suse.cz>
20069 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20070 argument; handle correctly when profile is absent.
20071 (build_cgraph_edges): Update.
20072 (rebuild_cgraph_edges): Update.
20073 * cgraph.c: Do not include varray.h.
20074 (cgraph_set_call_stmt_including_clones): New function.
20075 (cgraph_create_edge_including_clones): Likewise
20076 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20077 (cgraph_update_edges_for_call_stmt): Handle clones.
20078 (cgraph_remove_node): Handle clone tree.
20079 (cgraph_remove_node_and_inline_clones): New function.
20080 (dump_cgraph_node): Dump clone tree.
20081 (cgraph_clone_node): Handle clone tree.
20082 (clone_function_name): Bring here from tree-inline.c.
20083 (cgraph_create_virtual_clone): New function.
20084 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20085 (cgraph_clone_info): New function.
20086 (strut cgraph_node): Add clone_info and new clone tree pointers.
20087 (cgraph_remove_node_and_inline_clones,
20088 cgraph_set_call_stmt_including_clones,
20089 cgraph_create_edge_including_clones,
20090 cgraph_create_virtual_clone): Declare.
20091 (cgraph_function_versioning): Use VEC argument.
20092 (compute_call_stmt_bb_frequency): Update prototype.
20093 (cgraph_materialize_all_clones): New function.
20094 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20095 (ipcp_create_replace_map): Update to VECtors.
20096 (ipcp_update_callgraph): Use virtual clones.
20097 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20098 (ipcp_update_profiling): Do not update local profiling.
20099 (ipcp_insert_stage): Use VECtors and virtual clones.
20100 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20101 (clone_of_p): New function.
20102 (cgraph_preserve_function_body_p): Use clone tree.
20103 (cgraph_optimize): Materialize clones.
20104 (cgraph_function_versioning): Update for VECtors.
20105 (save_inline_function_body): Use clone tree.
20106 (cgraph_materialize_clone): New function.
20107 (cgraph_materialize_all_clones): Likewise.
20108 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20109 * ipa.c: Include gimple.h.
20110 (cgraph_remove_unreachable_nodes): Use clone tree.
20111 * ipa-prop.c (ipa_note_param_call): Update call to
20112 compute_call_stmt_bb_frequencycall.
20113 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20114 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20115 (copy_bb): Handle updating of clone tree; add new edge when new call
20117 (expand_call_inline): Be strict about every call having edge.
20118 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20119 (delete_unreachable_blocks_update_callgraph): New function.
20120 (tree_function_versioning): Use VECtors; always remove unreachable
20121 blocks and fold conditionals.
20122 * tree-inline.h: Do not include varray.h.
20123 (tree_function_versioning): Remove.
20124 * Makefile.in (GTFILES): Remove tree-inline.c
20125 * passes.c (do_per_function): Do only functions having body.
20126 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20129 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20130 Andrew Morrow <acm@google.com>
20133 * c-common.c (c_common_attribute_table): Permit deprecated
20134 attribute to take an optional argument.
20135 (handle_deprecated_attribute): If the optional argument to
20136 __attribute__((deprecated)) is not a string ignore the attribute
20137 and emit a warning.
20139 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20140 * c-typeck.c (build_component_ref): Likewise.
20141 (build_external_ref): Likewise.
20143 * toplev.c (warn_deprecated_use): Add an attribute argument.
20144 Emit the message associated with __attribute__((deprecated)).
20146 * toplev.h (warn_deprecated_use): Updated.
20148 * doc/extend.texi: Document new optional parameter to
20149 __attribute__((deprecated))
20151 2009-05-08 Michael Eager <eager@eagercon.com>
20153 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20154 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20156 2009-05-08 Richard Guenther <rguenther@suse.de>
20158 PR tree-optimization/40062
20159 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20160 Avoid exponential behavior.
20162 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20164 PR rtl-optimization/33928
20166 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20167 process_uses, build_single_def_use_links): New.
20168 (update_df): Update use_def_ref.
20169 (forward_propagate_into): Use get_def_for_use instead of use-def
20171 (fwprop_init): Call build_single_def_use_links and let it initialize
20173 (fwprop_done): Free use_def_ref.
20174 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20175 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20176 df_rd_simulate_one_insn): New.
20177 (df_rd_bb_local_compute_process_def): Update head comment.
20178 (df_chain_create_bb): Use the new RD simulation functions.
20179 * df.h (df_rd_simulate_artificial_defs_at_top,
20180 df_rd_simulate_one_insn): New.
20181 * opts.c (decode_options): Enable fwprop at -O1.
20182 * doc/invoke.texi (-fforward-propagate): Document this.
20184 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20187 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20188 and one complex operand specially.
20189 * tree-complex.c (some_nonzerop): Do not identify a real value as
20190 zero if flag_signed_zeros.
20192 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20194 PR rtl-optimization/33928
20195 * loop-invariant.c (record_use): Fix && vs. || mishap.
20197 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20199 PR rtl-optimization/33928
20200 * loop-invariant.c (struct use): Add addr_use_p.
20201 (struct def): Add n_addr_uses.
20202 (struct invariant): Add cheap_address.
20203 (create_new_invariant): Set cheap_address.
20204 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20205 (record_uses): Pass df_ref to record_use.
20206 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20209 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20211 * config/sh/sh.c: Do not include c-pragma.h.
20213 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20215 * config/spu/spu.c: Remove include of c-common.h.
20217 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20220 * c-common.h (mark_valid_location_for_stdc_pragma,
20221 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20222 clear_float_const_decimal64, float_const_decimal64_p): New.
20223 * c.opt (Wunsuffixed-float-constants): New.
20224 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20225 unsuffixed float constant, handle new warning.
20226 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20227 * c-decl.c (c_scope): New flag float_const_decimal64.
20228 (set_float_const_decimal64, clear_float_const_decimal64,
20229 float_const_decimal64_p): New.
20230 (push_scope): Set new flag.
20231 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20232 to use STDC pragmas.
20233 (c_parser_external_declaration): Ditto.
20234 (c_parser_compound_statement_nostart): Ditto.
20235 * c-pragma.c (valid_location_for_stdc_pragma,
20236 mark_valid_location_for_stdc_pragma,
20237 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20238 handle_pragma_float_const_decimal64): New.
20239 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20240 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20241 set_float_const_decimal64, clear_float_const_decimal64,
20242 float_const_decimal64_p): New dummy functions.
20243 * doc/extend.texi (Decimal Float): Remove statement that the
20244 pragma, and suffix for double constants, are not supported.
20245 * doc/invoke.texi (Warning Options): List new option.
20246 (-Wunsuffixed-float-constants): New.
20248 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20250 * config/i386/i386.c: Do not include c-common.h.
20252 2009-05-07 Mark Heffernan <meheff@google.com>
20254 * doc/invoke.texi (Debugging Options): Document change of debugging
20256 * opts.c (decode_options): Make dump_base_name relative to
20257 aux_base_name directory.
20259 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20261 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20262 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20264 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20266 * Makefile.in (install-plugin): Simplify a bit.
20268 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20270 * Makefile.in (OBJS-common): Add regcprop.o.
20272 * timevar.def (TV_CPROP_REGISTERS): New.
20273 * regrename.c (regrename_optimize): Return 0.
20274 (rest_of_handle_regrename): Delete.
20275 (pass_rename_registers): Point to regrename_optimize.
20276 (struct value_data_entry, struct value_data,
20277 kill_value_one_regno, kill_value_regno, kill_value,
20278 set_value_regno, init_value_data, kill_clobbered_value,
20279 kill_set_value, kill_autoinc_value, copy_value,
20280 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20281 replace_oldest_value_reg, replace_oldest_value_addr,
20282 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20283 debug_value_data, validate_value_data): Move...
20284 * regcprop.c: ... here.
20285 (rest_of_handle_cprop): Delete.
20286 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20288 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20290 PR middle-end/40057
20291 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20292 GEN_INT for 1 << bitnum.
20293 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20294 build_int_cst_type.
20296 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20298 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20299 Remove wrong description of "nand" operation.
20301 2009-05-06 Richard Guenther <rguenther@suse.de>
20302 Adam Nemet <anemet@caviumnetworks.com>
20304 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20305 comment. Add that if LHS is not a gimple register, then RHS1 has
20306 to be a single object (GIMPLE_SINGLE_RHS).
20308 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20310 * expr.c (get_def_for_expr): Move it up in the file.
20311 (store_field): When expanding a bit-field store, look at the
20312 defining gimple stmt for the masking conversion.
20314 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20316 PR middle-end/39986
20317 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20318 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20319 32-bit memcpy into long.
20321 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20323 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20324 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20326 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20327 instead of appending DW_OP_deref*.
20329 2009-05-06 Michael Matz <matz@suse.de>
20331 PR middle-end/40021
20332 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20333 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20335 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20337 * Makefile.in (install-plugin): Fix srcdir handling.
20339 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20341 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20342 when processing for not_regs_needed bitmap.
20343 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20344 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20345 handling it for rhs.
20347 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20349 * config/i386/i386.md (unnamed inc/dec peephole): Use
20350 optimize_insn_for_size_p instead of optimize_size.
20351 * config/i386/predicates.md (incdec_operand): Likewise.
20352 (aligned_operand): Likewise.
20353 * config/i386/sse.md (divv8sf3): Likewise.
20354 (sqrtv8sf2): Likewise.
20356 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20358 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20360 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20362 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20364 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20365 ssemodesuffixf2c with avxmodesuffixf2c.
20367 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20370 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20372 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20374 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20375 (struct tree_base): Adjust spacing for 8 bit boundaries.
20376 (struct tree_decl_common): Add decl_by_reference_flag bit.
20377 (DECL_BY_REFERENCE): Adjust.
20378 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20379 print DECL_BY_REFERENCE bit.
20380 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20381 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20382 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20383 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20386 PR middle-end/39666
20387 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20388 range of the type, but default label is missing, add it with one
20389 of the existing labels instead of adding a new label for it.
20391 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20395 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20397 * Makefile.in (enable_plugin, plugin_includedir): New.
20398 (install): Depend on install-plugin.
20399 (PLUGIN_HEADERS): New.
20400 (install-plugin): New.
20401 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20403 2009-05-05 Richard Guenther <rguenther@suse.de>
20405 PR tree-optimization/40022
20406 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20408 (phivn_valid_p): Fix tuplification error, simplify.
20409 (phiprop_insert_phi): Add dumps.
20410 (propagate_with_phi): Simplify.
20412 2009-05-05 Richard Guenther <rguenther@suse.de>
20414 PR middle-end/40023
20415 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20417 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20419 * tree.h (strip_float_extensions): Remove duplicate declaration.
20420 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20421 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20422 block_ultimate_origin): Rearrange the declarations line to match the
20423 comment that indicates the .c file which the functions are defined.
20424 (dwarf2out_*, set_decl_rtl): Add comment.
20425 (get_base_address): Adjust comment.
20426 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20427 declarations line and add comment.
20428 (is_builtin_name): Add blank after function name, for clarity.
20430 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20432 * attribs.c (decl_attributes): Use %qE for identifiers in
20434 * cgraphunit.c (verify_cgraph_node): Translate function names to
20435 locale character set in diagnostics.
20436 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20438 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20439 Document that functions are named in UTF-8.
20440 * expr.c (expand_expr_real_1): Translate function names to locale
20441 character set in diagnostics.
20442 * gimplify.c (omp_notice_variable, omp_is_private,
20443 gimplify_scan_omp_clauses): Use %qE for identifiers in
20445 * langhooks.c (lhd_print_error_function): Translate function names
20446 to locale character set.
20447 * langhooks.h (decl_printable_name): Document that return value is
20448 in internal character set.
20449 * stmt.c: Include pretty-print.h
20450 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20452 (resolve_operand_name_1): Translate named operand name to locale
20454 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20456 * toplev.c (announce_function): Translate function names to locale
20458 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20459 (default_tree_printer): Use pp_identifier or translate identifiers
20460 to locale character set. Mark "<anonymous>" for translation.
20461 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20462 for identifiers in diagnostics.
20463 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20465 * varasm.c (output_constructor): Use %qE for identifiers in
20468 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20470 * configure.ac: use ` ` instead of $()
20471 * configure: Regenerate.
20473 2009-05-05 Ben Elliston <bje@au.ibm.com>
20475 * config/pa/linux-atomic.c: Eliminate conditional include of
20476 errno.h on non-LP64 systems to simplify build requirements.
20478 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20480 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20482 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20483 and pass value to identifier_to_locale.
20484 (warn_variable_length_array): Make name a tree.
20485 (grokdeclarator): Separate diagnostic texts for named and unnamed
20486 declarators. Use %qE for named declarators.
20487 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20489 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20490 identifiers in diagnostics.
20491 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20492 identifier_to_locale. Mark "anonymous" strings for translation.
20494 2009-05-04 Michael Eager <eager@eagercon.com>
20496 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20497 address for DImode/DFmode only if double-precision FP regs.
20499 2009-05-04 Michael Eager <eager@eagercon.com>
20501 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20502 TARGET_SINGLE_FLOAT check.
20504 2009-05-04 Michael Eager <eager@eagercon.com>
20506 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20508 2009-05-04 Michael Eager <eager@eagercon.com>
20510 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20511 * config/rs6000/t-xilinx: New
20513 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20515 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20516 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20517 * gcc/explow.c (memory_address): Use target hook.
20518 * gcc/targhooks.c (default_legitimize_address): New.
20519 * gcc/targhooks.h (default_legitimize_address): New.
20520 * gcc/target.h (legitimize_address): New.
20521 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20522 (TARGET_INITIALIZER): Include it.
20523 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20525 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20526 * config/bfin/bfin.c (legitimize_address): Remove.
20527 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20528 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20530 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20531 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20533 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20534 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20535 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20536 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20537 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20538 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20539 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20540 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20541 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20542 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20543 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20544 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20545 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20546 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20547 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20548 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20549 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20550 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20551 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20552 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20553 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20554 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20555 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20557 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20558 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20559 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20560 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20561 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20562 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20563 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20564 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20565 (thumb_legitimize_address): Delete.
20566 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20567 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20568 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20569 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20570 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20571 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20573 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20576 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20577 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20578 * config/m32r/m32r.c (m32r_legitimize_address): New.
20579 * config/m68k/m68k.c (m68k_legitimize_address): New.
20580 * config/score/score.c (score_legitimize_address): Standardize.
20581 * config/score/score3.c (score3_legitimize_address): Standardize.
20582 * config/score/score3.h (score3_legitimize_address): Adjust.
20583 * config/score/score7.c (score7_legitimize_address): Standardize.
20584 * config/score/score7.h (score7_legitimize_address): Adjust.
20585 * config/sh/sh.c (sh_legitimize_address): New.
20586 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20588 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20589 (s390_legitimize_address): ... this.
20590 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20591 (sparc_legitimize_address): ... this.
20592 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20593 (ix86_legitimize_address): ... this.
20594 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20595 (avr_legitimize_address): ... this.
20596 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20597 (mn10300_legitimize_address): ... this.
20598 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20599 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20600 (alpha_expand_mov): Adjust call.
20602 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20603 * config/spu/spu.c (spu_legitimize_address): Likewise.
20604 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20605 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20607 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20609 * intl.c (locale_encoding, locale_utf8): New.
20610 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20611 * intl.h (locale_encoding, locale_utf8): Declare.
20612 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20613 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20615 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20617 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20618 (pp_base_tree_identifier): Declare as function.
20619 (identifier_to_locale): Declare.
20620 * Makefile.in (pretty-print.o): Update dependencies.
20621 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20623 2009-05-04 Richard Guenther <rguenther@suse.de>
20625 PR middle-end/40015
20626 * builtins.c (fold_builtin_memory_op): Do not decay to element
20627 type if the size matches the whole array.
20629 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20631 * expmed.c (synth_mult): When trying out a shift, pass the result
20634 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20636 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20637 (shiftsub1_cost): New.
20638 (init_expmed): Compute shiftsub1_cost.
20639 (synth_mult): Optimize multiplications by constants of the form
20640 -(2^^m-1) for some constant positive integer m.
20642 2009-05-03 Richard Guenther <rguenther@suse.de>
20645 * c-typeck.c (array_to_pointer_conversion): Do not built
20646 ADDR_EXPRs of arrays of pointer-to-element type.
20647 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20648 up wrong ADDR_EXPRs after-the-fact.
20649 * c-common.c (strict_aliasing_warning): Strip pointer
20650 conversions for obtaining the original type.
20651 * builtins.c (fold_builtin_memset): Handle array types.
20652 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20655 2009-05-03 Richard Guenther <rguenther@suse.de>
20657 PR middle-end/23329
20658 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20659 Do not lose casts from array types with unknown extent to array
20660 types with known extent.
20661 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20662 alias set compatibility.
20664 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20666 * flags.h (extra_warnings): Delete.
20667 * toplev.c (process_options): Handle Wuninitialized here.
20668 * opts.c (extra_warnings): Delete.
20669 (set_Wextra): Delete.
20670 (common_handle_option): -Wextra can be handled automatically.
20671 * c-opts.c (c_common_handle_option): Delete obsolete code.
20672 (c_common_post_options): Simplify comment.
20673 * common.opt (W): Add Var.
20675 (Wuninitialized): Initialize to -1.
20677 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20678 Richard Guenther <rguenther@suse.de>
20680 * expr.c (get_def_for_expr): New function.
20681 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20682 SSA rather than trees.
20683 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20684 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20686 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20688 * c-common.c (reswords): Add _Imaginary.
20689 * c-common.c (enum rid): Add RID_IMAGINARY.
20691 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20693 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20694 Patch by Richard Guenther.
20696 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20698 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20699 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20700 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20701 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20702 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20703 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20704 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20705 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20706 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20707 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20708 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20709 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20710 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20711 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20712 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20713 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20714 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20715 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20717 2009-05-02 Richard Guenther <rguenther@suse.de>
20719 PR tree-optimization/39940
20720 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20723 2009-05-02 Richard Guenther <rguenther@suse.de>
20725 PR middle-end/40001
20726 * tree-ssa.c (execute_update_addresses_taken): Properly check
20727 if we can mark a variable DECL_GIMPLE_REG_P.
20728 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20729 back to the end of the function.
20730 (is_gimple_reg_type): Remove complex type special casing.
20731 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20734 2009-05-02 Ben Elliston <bje@au.ibm.com>
20736 * doc/collect2.texi (Collect2): Document search path behaviour
20737 when configured with --with-ld.
20739 2009-05-02 Jan Hubicka <jh@suse.cz>
20741 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20742 parameter; update callers.
20743 (coalesce_cost_edge): EH edges are costier because they needs
20744 splitting even if not critical and even more costier when there are
20745 multiple EH predecestors.
20747 2009-05-02 Jan Hubicka <jh@suse.cz>
20749 * except.c (remove_eh_handler_and_replace): Handle updating after
20750 removing TRY blocks.
20752 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20754 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20756 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20758 * varasm.c: Do not include c-pragma.h.
20759 * attribs.c: Do not incude c-common.h.
20761 2009-05-01 Michael Matz <matz@suse.de>
20763 * calls.c (initialize_argument_information): Handle SSA names like
20764 decls with a non MEM_P DECL_RTL.
20766 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20768 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20769 * ipa-utils.c: Likewise.
20770 * ipa-type-escape.c: Likewise.
20771 * cgraphunit.c Do not include c-common.h.
20772 * ipa-pure-const.c: Likewise.
20773 * tree-if-conv.c: Likewise.
20774 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20775 * ipa-struct-reorg.c: Likewise.
20776 * tree-nomudflap.c: Likewise.
20777 * tree-ssa-structalias.c: Likewise.
20779 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20781 * store-motion.c: Many cleanups to make this pass a first-class
20782 citizen instead of an appendix to gcse load motion. Add TODO list
20783 to make this pass faster/cleaner/better.
20785 (struct ls_expr): Post gcse.c-split cleanups.
20786 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20787 "stores" field to "avail_stores".
20788 (pre_ldst_mems): Rename to store_motion_mems.
20789 (pre_ldst_table): Rename to store_motion_mems_table.
20790 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20791 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20792 (ldst_entry): Rename to st_expr_entry, update users.
20793 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20794 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20795 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20797 (first_ls_expr): Rename to first_st_expr, update users.
20798 (next_ls_expr): Rename to next_st_expr, update users.
20799 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20800 fields properly for store motion instead of names inherited from load
20802 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20803 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20806 (ae_kill): Rename to st_kill, update users.
20807 (ae_gen): Rename to st_avloc, update users.
20808 (transp): Rename to st_transp, update users.
20809 (pre_insert_map): Rename to st_insert_map, update users.
20810 (pre_delete_map): Rename to st_delete_map, update users.
20811 (insert_store, build_store_vectors, free_store_memory,
20812 one_store_motion_pass): Update for abovementioned changes.
20814 (gcse_subst_count, gcse_create_count): Remove.
20815 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20816 and "n_stores_created", local variables.
20818 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20821 (regvec, compute_store_table_current_insn): Remove.
20822 (reg_set_info, reg_clear_last_set): Remove.
20823 (compute_store_table): Use DF caches instead of local dataflow
20826 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20828 * c-objc-common.c (c_tree_printer): Print identifiers with
20829 pp_identifier, not pp_string. Mark "({anonymous})" for
20831 * c-pretty-print.c (pp_c_ws_string): New.
20832 (pp_c_cv_qualifier, pp_c_type_specifier,
20833 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20834 pp_c_storage_class_specifier, pp_c_function_specifier,
20835 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20836 pp_c_primary_expression, pp_c_postfix_expression,
20837 pp_c_unary_expression, pp_c_shift_expression,
20838 pp_c_relational_expression, pp_c_equality_expression,
20839 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20840 use pp_string and pp_c_ws_string in place of pp_identifier and
20841 pp_c_identifier for non-identifiers. Mark English strings for
20843 * c-pretty-print.h (pp_c_ws_string): Declare.
20845 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20846 Roland McGrath <roland@redhat.com>
20848 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20849 (ENABLE_LD_BUILDID): New configuration option.
20850 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20851 (LINK_BUILDID_SPEC): New macro.
20852 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20854 * doc/install.texi: Document --enable-linker-build-id option.
20855 * configure: Rebuild.
20856 * config.in: Rebuild.
20858 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20860 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20861 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20862 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20863 MIPS_GP_SAVE_AREA_SIZE.
20864 * config/mips/mips.c (struct mips_frame_info): Update comment
20865 before arg_pointer_offset and hard_frame_pointer_offset.
20866 (mips_compute_frame_info): Update diagram before function: to
20867 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20868 indicate the position of frame_pointer_rtx with -fstack-protector and
20869 to show args_size. Don't allocate cprestore area for leaf functions
20870 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20872 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20874 2009-04-30 Michael Matz <matz@suse.de>
20876 PR tree-optimization/39955
20877 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20879 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20881 * ira.c (setup_cover_and_important_classes): Use safe macro
20882 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20884 * genpreds.c (write_tm_preds_h): Output suitable definition of
20885 REG_CLASS_FOR_CONSTRAINT.
20887 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20889 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20891 * bitmap.c (bitmap_descriptor): Likewise.
20892 * ggc-common.c (loc_descriptor): Likewise.
20893 * varray.c (varray_descriptor): Likewise.
20894 * vec.c (vec_descriptor): Likewise.
20896 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20898 * Makefile.in (dce.o): Add $(EXCEPT_H).
20899 * dce.c: Include except.h and delete redundant vector definitions.
20900 (deletable_insn_p): Return false for non-call insns that can throw
20903 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20905 * gcse.c (ae_gen): Remove.
20906 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20907 and make non-static function to make it available in store-motion.c.
20908 Update call sites with search-and-replace.
20909 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20910 extract_mentioned_regs, extract_mentioned_regs_helper,
20911 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20912 store_killed_in_insn, store_killed_after, store_killed_before,
20913 build_store_vectors, insert_insn_start_basic_block, insert-store,
20914 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20915 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20916 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20917 * store-motion.c: ...new file. Also copy data structures from gcse.c
20918 and clean up to remove parts not used by store motion.
20919 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20920 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20922 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20925 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20926 when optimizing for size.
20928 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20930 * gcse.c (gcse_constant_p): Fix typo in last change.
20932 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20934 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20936 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20938 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20940 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20942 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20943 CONST_HIGH_PART result.
20945 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20947 * config/avr/avr.c (initial_elimination_offset): Rename to
20948 avr_initial_elimination_offset.
20949 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20950 change return type to bool.
20951 (avr_can_eliminate): New function.
20952 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20953 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20954 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20955 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20956 avr_initial_elimination_offset.
20957 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20958 (avr_initial_elimination_offset): Define.
20960 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20961 Steven Bosscher <steven@gcc.gnu.org>
20963 PR rtl-optimization/39938
20964 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20965 * cfgrtl.c: Include insn-attr.h.
20966 (rest_of_pass_free_cfg): New function.
20967 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20968 * resource.c (init_resource_info): Remove call to df_analyze.
20970 2009-04-29 Richard Guenther <rguenther@suse.de>
20973 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20974 allow conversion to signed integers.
20976 2009-04-29 Richard Guenther <rguenther@suse.de>
20978 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20979 shifts of floating point vectors if the shift amount is
20980 a constant multiple of the element size.
20982 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20983 Michael Matz <matz@suse.de>
20985 PR middle-end/39927
20987 * tree-outof-ssa.c (emit_partition_copy): New function.
20988 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20989 insert_part_to_rtx_on_edge): Perform the partition base var
20990 copy using emit_partition_copy.
20991 (insert_value_copy_on_edge): Convert constants to the right mode.
20992 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20993 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20995 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20997 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20998 scan backwards to try to find a constant to initialize it.
21000 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21001 insn before the loop_end instruction, don't look past labels.
21003 2009-04-29 Richard Guenther <rguenther@suse.de>
21005 PR middle-end/39937
21006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21007 loose type conversions.
21008 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21009 stmts only if there are no uses of its definition.
21011 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21013 * config/bfin/bfin.h (splitting_loops): Declare.
21014 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21015 Reorder bit definitions to be ascending.
21016 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21017 * config/bfin/bfin.c (splitting_loops): New variable.
21018 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21019 (struct loop_info): Remove members INIT and LOOP_INIT.
21020 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21021 the LSETUP sequence. Allow LC to be loaded from any register, but
21022 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21023 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21025 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21026 of reload_completed.
21029 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21031 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21033 * Makefile.in (PLUGIN_VERSION_H): New.
21034 (OBJS-common): Remove plugin-version.o.
21035 (plugin.o): Depend on (PLUGIN_VERSION_H).
21036 (plugin-version.o): Remove.
21037 * configure: Regenerate
21038 * configure.ac: Create plugin-version.h.
21039 * gcc-plugin.h (plugin_gcc_version): Remove.
21040 (plugin_default_version_check): Change signature.
21041 * plugin-version.c: Remove.
21042 * plugin.c: Include plugin-version.h.
21043 (str_plugin_gcc_version_name): Remove.
21044 (try_init_one_plugin): Pass gcc version to plugin_init.
21045 (plugin_default_version_check): Both gcc and plugin versions are now
21048 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21050 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21051 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21052 Remove special case testing for last insn of inner loops. Don't fail
21053 if the loop ends with a jump, emit an extra nop instead.
21055 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21056 DREGS rather than comparing directly. Remove code that tries to
21057 account for latencies.
21059 2009-04-29 Richard Guenther <rguenther@suse.de>
21061 PR tree-optimization/39941
21062 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21063 eliminating an indirect call.
21065 2009-04-29 Richard Guenther <rguenther@suse.de>
21067 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21068 parameter. Allow invariants as base if !require_lvalue.
21069 (verify_gimple_assign_single): Adjust.
21071 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21073 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21074 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21075 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21076 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21077 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21079 * config/bfin/bfin.c (bfin_expand_builtin,
21080 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21082 2009-04-28 Richard Guenther <rguenther@suse.de>
21084 * tree-vect-loop.c (get_initial_def_for_induction): Use
21085 correct types for pointer increment.
21087 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21089 * toplev.c (print_version): Update GMP version string calculation.
21091 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21093 PR rtl-optimization/39938
21094 * resource.c (init_resource_info): Add call to df_analyze.
21096 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21098 * config/alpha/alpha.md (usegp): Cast the result of
21099 alpha_find_lo_sum_using_gp to enum attr_usegp.
21100 * config/alpha/alpha.c (override_options): Remove end-of-structure
21101 marker element from cpu_table. Use array size of cpu_table to handle
21102 -mcpu and -mtune options.
21103 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21105 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21107 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21108 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21109 tune_32 and tune_64.
21110 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21111 support on PowerPC.
21112 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21113 * config/rs6000/option-defaults.h: ... here. New file.
21114 (OPT_64, OPT_32): Define.
21115 (MASK_64BIT): Define to 0 if not already defined.
21116 (OPT_ARCH64, OPT_ARCH32): Define.
21117 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21120 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21122 * config/arm/arm.c (arm_override_options): Emit error on using
21125 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21127 PR rtl-optimization/39914
21128 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21129 registers for allocnos created from user-defined variables only
21130 when not optimizing.
21132 2009-04-28 Richard Guenther <rguenther@suse.de>
21134 PR middle-end/39937
21135 * fold-const.c (fold_binary): Use distribute_real_division only
21138 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21140 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21141 add hpux-stdint.h to tm_file.
21142 (hppa[12]*-*-hpux11*): Ditto.
21143 (ia64*-*-hpux*): Ditto.
21144 * config/hpux-stdint.h: New.
21145 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21146 __STDC_EXT__ for all compiles.
21147 * config/pa/pa-hpux.h: Ditto.
21148 * config/pa/pa-hpux10.h: Ditto.
21149 * config/pa/pa-hpux11.h: Ditto.
21151 2009-04-28 Catherine Moore <clm@codesourcery.com>
21153 * debug.h (set_name): Add comment.
21155 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21158 * config/darwin.c (machopic_gen_offset): Check
21159 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21160 * config/arm/arm.c (require_pic_register): Likewise.
21162 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21164 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21165 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21166 m32c_promote_prototypes): Delete.
21168 2009-04-28 Michael Matz <matz@suse.de>
21170 PR middle-end/39922
21171 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21174 2009-04-28 Richard Guenther <rguenther@suse.de>
21176 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21178 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21180 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21181 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21182 * config/arm/arm-tune.md: Regenerate.
21184 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21186 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21187 block if there are complex incoming edges.
21188 (sel_merge_blocks): Remove useless assert.
21189 (sel_redirect_edge_and_branch): Check that edge was redirected.
21190 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21191 (sel_find_rgns): Delete declaration.
21192 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21193 the region when it is not a preheader.
21195 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21198 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21200 2009-04-28 Richard Guenther <rguenther@suse.de>
21202 * tree.h (SSA_NAME_VALUE): Remove.
21203 (struct tree_ssa_name): Remove value_handle member.
21204 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21205 array for jump threading.
21206 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21208 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21209 * tree-flow.h (threadedge_initialize_values): Declare.
21210 (threadedge_finalize_values): Likewise.
21211 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21212 (SSA_NAME_VALUE): Define.
21213 (threadedge_initialize_values): New function.
21214 (threadedge_finalize_values): Likewise.
21215 * tree-ssa-dom.c (ssa_name_values): New global variable.
21216 (SSA_NAME_VALUE): Define.
21217 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21219 2009-04-28 Ira Rosen <irar@il.ibm.com>
21221 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21222 Use REPORT_VECTORIZED_LOCATIONS instead
21223 REPORT_VECTORIZED_LOOPS.
21224 * tree-vectorizer.c (vect_verbosity_level): Make static.
21225 (vect_loop_location): Rename to vect_location.
21226 (vect_set_verbosity_level): Update comment.
21227 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21229 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21230 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21231 instead REPORT_UNVECTORIZED_LOOPS.
21232 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21233 and vect_loop_def to vect_external_def and vect_internal_def.
21234 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21235 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21236 REPORT_UNVECTORIZED_LOCATIONS.
21237 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21238 and vect_used_in_loop and to vect_unused_in_scope and
21239 vect_used_in_scope.
21240 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21241 (vect_verbosity_level): Remove declaration.
21242 (vect_analyze_operations): Likewise.
21243 (vect_analyze_stmt): Declare.
21244 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21245 REPORT_UNVECTORIZED_LOCATIONS.
21246 (vect_get_loop_niters): Fix indentation.
21247 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21248 (vect_analyze_loop_operations): New function.
21249 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21250 vect_analyze_operations.
21251 (vect_is_simple_reduction): Use new names.
21252 (vectorizable_live_operation, vect_transform_loop): Likewise.
21253 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21254 to specify whether the data references can be a part of interleaving
21256 (vect_analyze_data_ref_dependence): Use new names.
21257 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21258 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21259 * tree-vect-patterns.c (widened_name_p): Use new names.
21260 (vect_recog_dot_prod_pattern): Likewise.
21261 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21262 (process_use, vect_mark_stmts_to_be_vectorized,
21263 vect_model_simple_cost, vect_model_store_cost,
21264 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21265 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21266 vectorizable_operation, vectorizable_type_demotion,
21267 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21268 vectorizable_condition): Likewise.
21269 (vect_analyze_operations): Split into vect_analyze_loop_operations
21271 (vect_analyze_stmt): ... new function.
21272 (new_stmt_vec_info): Use new names.
21273 (vect_is_simple_use): Use new names and fix comment.
21274 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21275 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21277 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21280 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21281 and integer modes for x87 operands. Do not ICE for unsupported size,
21282 generate error instead. Generate error for unsupported operand types.
21283 ['z']: Do not handle HImode memory operands specially. Warning
21284 for floating-point operands. Fallthru to 'Z' for unsupported operand
21285 types. Do not ICE for unsupported size, generate error instead.
21286 (output_387_binary_op): Use %Z to output operands.
21287 (output_fp_compare): Ditto.
21288 (output_387_reg_move): Ditto.
21290 2009-04-28 Ben Elliston <bje@au.ibm.com>
21295 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21297 * builtins.c (c_strlen): Do not warn here.
21298 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21299 * c-common.c (pointer_int_sum): Take an explicit location.
21300 Warn about offsets out of bounds.
21301 * c-common.h (pointer_int_sum): Adjust declaration.
21303 2009-04-27 Ian Lance Taylor <iant@google.com>
21305 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21307 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21308 * df-core.c (df_set_flags): Change return type to int. Change
21309 type of old_flags to int.
21310 (df_clear_flags): Likewise.
21311 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21312 (df_get_conditional_uses): Likewise.
21313 * df.h (df_set_flags, df_clear_flags): Update declarations.
21314 * dwarf2out.c (struct indirect_string_node): Change type of form
21315 field to enum dwarf_form.
21316 (AT_string_form): Change return type to enum dwarf_form.
21317 * fixed-value.c (fixed_compare): Add cast to enum type.
21318 * fwprop.c (update_df): Change 0 to VOIDmode.
21319 * gensupport.c: Change 0 to UNKNOWN.
21320 * gimple.h (gimple_cond_code): Add cast to enum type.
21321 * haifa-sched.c (reemit_notes): Add cast to enum type.
21322 * hooks.c (hook_int_void_no_regs): Remove function.
21323 * hooks.h (hook_int_void_no_regs): Remove declaration.
21324 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21325 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21326 * real.c (real_arithmetic): Add cast to enum type.
21327 (real_compare): Likewise.
21328 * target.h (struct gcc_target): Change return type of
21329 branch_target_register_class to enum reg_class.
21330 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21331 default_branch_target_register_class.
21332 * targhooks.c (default_branch_target_register_class): New function.
21333 * targhooks.h (default_branch_target_register_class): Declare.
21334 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21335 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21337 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21339 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21340 vect_uninitialized_def. Change 0 to ERROR_MARK.
21341 * tree-vect-stmts.c (supportable_widening_operation): Don't
21342 initialize icode1 and icode2.
21343 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21344 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21346 (cmn_err_flag_specs): Change 0 to STD_C89.
21347 (cmn_err_char_table): Likewise.
21348 * config/arm/arm.c (get_arm_condition_code): Change type of code
21349 to enum arm_cond_code.
21350 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21351 (IWMMXT_BUILTIN2): Likewise.
21352 (neon_builtin_type_bits): Don't define typedef.
21353 (neon_builtin_datum): Change type of bits field to int.
21354 (arm_expand_neon_args): Add cast to enum type.
21355 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21357 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21358 casts to enum type.
21359 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21361 * config/mips/mips.md (jal_macro): Return enum constant.
21362 (single_insn): Likewise.
21363 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21365 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21366 casts to enum type.
21367 * config/s390/s390.c (s390_tune_flags): Change type to int.
21368 (s390_arch_flags): Likewise.
21369 (s390_handle_arch_option): Change flags field of struct pta to int.
21370 * config/s390/s390.h (s390_tune_flags): Update declaration.
21371 (s390_arch_flags): Likewise.
21372 * config/sh/sh.c (prepare_move_operands): Compare
21373 tls_symbolic_operand result with enum constant.
21374 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21375 (sh_expand_prologue): Add cast to enum type.
21376 (sh_expand_epilogue): Likewise.
21377 (tls_symbolic_operand): Change return type to enum tls_model.
21378 (fpscr_set_from_mem): Add cast to enum type.
21379 (legitimize_pic_address): Compare tls_symbolic_operand result with
21381 (sh_target_reg_class): Change return type to enum reg_class.
21382 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21384 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21385 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21386 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21387 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21388 (delayed_branch, tls_call_delay): Likewise.
21389 (eligible_for_sibcall_delay): Likewise.
21390 (eligible_for_return_delay): Likewise.
21391 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21392 (spu_expand_builtin_1): Likewise.
21394 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21395 for all types of conversions.
21396 (output_init_element): Issue -Wc++-compat warning if needed when
21397 initializing a bitfield with enum type.
21398 * c-parser.c (c_parser_expression): Set original_type to
21399 original_type of right hand operand of comma operator.
21401 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21403 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21405 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21406 * doc/cpp.texi (Standard Predefined Macros)
21407 (Implementation-defined behavior): Likewise.
21408 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21409 * doc/gimple.texi (GIMPLE Exception Handling)
21410 (@code{GIMPLE_ASSIGN}): Likewise.
21411 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21412 * doc/invoke.texi (Warning Options, Optimize Options)
21413 (AVR Options, Darwin Options): Likewise.
21414 (Optimize Options): Reformulate -fwhole-program description.
21415 * doc/loop.texi (Lambda): Likewise.
21416 * doc/md.texi (Output Template, Define Constraints)
21417 (Standard Names, Insn Splitting): Likewise.
21418 * doc/options.texi (Option properties): Likewise.
21419 * doc/passes.texi (Tree-SSA passes): Likewise.
21420 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21421 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21422 (File Names and DBX): Likewise.
21423 * doc/trouble.texi (Incompatibilities): Likewise.
21425 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21427 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21428 instruction is correct.
21430 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21432 Allow non-constant arguments to conversion intrinsics.
21433 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21434 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21435 * spu.c (print_operand): Handle 'v' and 'w'.
21436 (exp2_immediate_p, spu_gen_exp2): Define.
21437 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21438 spu_convtf_1): Update parameter descriptions.
21439 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21440 * constraints.md ('v', 'w'): New.
21441 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21443 (i2f, I2F): New define_mode_attr.
21444 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21445 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21446 fixuns_truncv4sfv4si2): Update to use mode attribute.
21447 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21448 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21449 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21450 patterns for combine.
21452 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21454 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21455 (cprop, hoist, pre, store_motion): New debug counters.
21456 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21457 is not an RTL pass anymore.
21458 (pass_profiling): Remove extern decl for pass removed in 2005.
21459 (pass_gcse, pass_jump_bypass): Remove.
21460 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21461 to 0 for clean state.
21462 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21463 * cse.c (gate_handle_cse_after_global_opts,
21464 rest_of_handle_cse_after_global_opts): New functions.
21465 (pass_cse_after_global_opts): New pass, does local CSE.
21466 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21467 (TV_CPROP): New timevar.
21468 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21469 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21470 (gcse_main, recompute_all_luids): Remove.
21471 (compute_hash_table_work): Call max_reg_num instead of reading
21473 (cprop_jump): Don't set run_jump_opt_after_gcse.
21474 (constprop_register): Always allow to alter jumps.
21475 (cprop_insn): Likewise.
21476 (do_local_cprop): Likewise.
21477 (local_cprop_pass): Likewise. Return non-zero if something changed.
21478 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21479 (find_implicit_sets): Add note about missed optimization opportunity.
21480 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21481 pass_rtl_cprop execute function.
21482 Don't bother tracking the pass number, each pass gets its own dumpfile
21484 Always allow to alter jumpsand bypass jumps.
21485 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21486 will just find no suitable set.
21487 (pre_edge_insert): Fix dumping, this function is for PRE only.
21488 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21489 pass_rtl_pre execute function.
21490 (hoist_code): Return non-zero if something changed. Keep track of
21491 substitutions and insertions for statistics gathering similar to PRE.
21492 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21493 called from the pass_rtl_hoist execute function. Show pass statistics.
21494 (compute_store_table): Use max_reg_num directly instead of using the
21495 formerly global max_gcse_regno.
21496 (build_store_vectors): Likewise.
21497 (replace_store_insn): Fix dumping.
21498 (store_motion): Rename to ...
21499 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21500 pass, called from the pass_rtl_store_motion execute function. Keep
21501 track of substitutions and insertions for statistics gathering similar
21503 (bypass_jumps): Remove, fold interesting bits into ...
21504 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21505 from the pass_rtl_cprop execute function.
21506 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21507 pass_jump_bypass): Remove.
21508 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21509 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21510 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21511 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21512 (gate_rtl_store_motion, execute_rtl_store_motion,
21513 pass_rtl_store_motion): New.
21514 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21515 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21516 * passes.c (init_optimization_passes): Remove pass_gcse and
21517 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21518 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21519 instead of pass_jump_bypass.
21521 2009-04-27 Richard Guenther <rguenther@suse.de>
21523 PR middle-end/39928
21524 * gimplify.c (gimplify_expr): If we are required to create
21525 a temporary make sure it ends up as register.
21527 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21530 * config/i386/i386.c (construct_container): Don't call
21531 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21532 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21534 2009-04-27 Michael Matz <matz@suse.de>
21536 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21537 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21538 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21539 (dump_replaceable_exprs): Take a bitmap.
21540 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21542 (expand_gimple_basic_block): Likewise.
21543 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21544 replaceable_expressions member a bitmap.
21545 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21546 (mark_replaceable): Likewise.
21547 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21548 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21550 2009-04-27 Richard Guenther <rguenther@suse.de>
21552 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21553 (verify_stmts): Dispatch to gimple/type verification code.
21554 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21555 issue with call argument types.
21557 2009-04-27 Michael Matz <matz@suse.de>
21559 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21560 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21563 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21564 Eric Botcazou <ebotcazou@adacore.com>
21566 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21567 a label's basic block.
21568 (mark_target_live_regs): Tidy and rework obsolete comments.
21569 Change back DF problem to LIVE. If a label starts a basic block,
21570 assume that all registers that used to be live then still are.
21571 (init_resource_info): If a label starts a basic block, set its
21572 BLOCK_FOR_INSN accordingly.
21573 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21575 2009-04-27 Richard Guenther <rguenther@suse.de>
21577 * tree-flow-inline.h (function_ann): Remove.
21578 (get_function_ann): Likewise.
21579 * tree-dfa.c (create_function_ann): Remove.
21580 * tree-flow.h (struct static_var_ann_d): Remove.
21581 (struct function_ann_d): Likewise.
21582 (union tree_ann_d): Remove fdecl member.
21583 (function_ann_t): Remove.
21584 (function_ann, get_function_ann, create_function_ann): Remove
21587 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21589 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21591 2009-04-27 Jan Hubicka <jh@suse.cz>
21593 * ipa-pure-const.c (struct funct_state_d): New fields
21594 state_previously_known, looping_previously_known; remove
21595 state_set_in_source.
21596 (analyze_function): Use new fields.
21597 (propagate): Avoid assumption that state_set_in_source imply
21600 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21601 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21602 * cfgloop.h (finite_loop_p): Declare.
21604 2009-04-26 Michael Matz <matz@suse.de>
21606 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21608 2009-04-26 Michael Matz <matz@suse.de>
21610 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21611 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21612 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21613 pass_mark_used_blocks): Remove.
21614 * tree-optimize.c (pass_free_datastructures,
21615 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21616 * passes.c (init_optimization_passes): Don't call
21617 pass_mark_used_blocks, remove dead code.
21619 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21621 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21622 * tree-ssa-live.h (register_ssa_partition): Likewise.
21624 2009-04-26 Michael Matz <matz@suse.de>
21627 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21628 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21629 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21631 (compare_pairs): Swap cost comparison.
21632 (coalesce_ssa_name): Don't use change_partition_var.
21633 * tree-nrv.c (struct nrv_data): Add modified member.
21634 (finalize_nrv_r): Set it.
21635 (tree_nrv): Use it to update statements.
21636 (pass_nrv): Require PROP_ssa.
21637 * tree-mudflap.c (mf_decl_cache_locals,
21638 mf_build_check_statement_for): Use make_rename_temp.
21639 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21640 * alias.c (find_base_decl): Handle SSA names.
21641 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21642 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21643 * rtl.h (set_reg_attrs_for_parm): Declare.
21644 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21645 to "optimized", remove unused locals at finish.
21646 (execute_free_datastructures): Make global, call
21647 delete_tree_cfg_annotations.
21648 (execute_free_cfg_annotations): Don't call
21649 delete_tree_cfg_annotations.
21651 * ssaexpand.h: New file.
21652 * expr.c (toplevel): Include ssaexpand.h.
21653 (expand_assignment): Handle SSA names the same as register variables.
21654 (expand_expr_real_1): Expand SSA names.
21655 * cfgexpand.c (toplevel): Include ssaexpand.h.
21656 (SA): New global variable.
21657 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21658 (SSAVAR): New macro.
21659 (set_rtl): New helper function.
21660 (add_stack_var): Deal with SSA names, use set_rtl.
21661 (expand_one_stack_var_at): Likewise.
21662 (expand_one_stack_var): Deal with SSA names.
21663 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21664 before unique numbers.
21665 (expand_stack_vars): Use set_rtl.
21666 (expand_one_var): Accept SSA names, add asserts for them, feed them
21667 to above subroutines.
21668 (expand_used_vars): Expand all partitions (without default defs),
21669 then only the local decls (ignoring those expanded already).
21670 (expand_gimple_cond): Remove edges when jumpif() expands an
21671 unconditional jump.
21672 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21673 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21675 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21676 members of SA; deal with PARM_DECL partitions here; expand
21677 all PHI nodes, free tree datastructures and SA. Commit instructions
21678 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21679 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21680 info and statements at start, collect garbage at finish.
21681 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21682 (VAR_ANN_PARTITION) Remove.
21683 (change_partition_var): Don't declare.
21684 (partition_to_var): Always return SSA names.
21685 (var_to_partition): Only accept SSA names.
21686 (register_ssa_partition): Only check argument.
21687 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21689 (delete_var_map): Don't free it.
21690 (var_union): Only accept SSA names, simplify.
21691 (partition_view_init): Mark only useful SSA names as used.
21692 (partition_view_fini): Only deal with SSA names.
21693 (change_partition_var): Remove.
21694 (dump_var_map): Use ssa_name instead of partition_to_var member.
21695 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21697 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21698 (struct _elim_graph): New member const_dests; nodes member vector of
21700 (set_location_for_edge): New static helper.
21701 (create_temp): Remove.
21702 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21703 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21704 (new_elim_graph): Allocate const_dests member.
21705 (clean_elim_graph): Truncate const_dests member.
21706 (delete_elim_graph): Free const_dests member.
21707 (elim_graph_size): Adapt to new type of nodes member.
21708 (elim_graph_add_node): Likewise.
21709 (eliminate_name): Likewise.
21710 (eliminate_build): Don't take basic block argument, deal only with
21711 partition numbers, not variables.
21712 (get_temp_reg): New static helper.
21713 (elim_create): Use it, deal with RTL temporaries instead of trees.
21714 (eliminate_phi): Adjust all calls to new signature.
21715 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21716 (rewrite_trees): Only do checking.
21717 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21718 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21719 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21720 contains_tree_r, MAX_STMTS_IN_LATCH,
21721 process_single_block_loop_latch, analyze_edges_for_bb,
21722 perform_edge_inserts): Remove.
21723 (expand_phi_nodes): New global function.
21724 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21725 functions, initialize new parameter, remember partitions having a
21727 (finish_out_of_ssa): New global function.
21728 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21729 don't reset in_ssa_p here, don't disable TER when mudflap.
21730 (pass_del_ssa): Remove.
21731 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21733 (execute_free_datastructures): Declare.
21734 * Makefile.in (SSAEXPAND_H): New variable.
21735 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21736 * basic-block.h (commit_one_edge_insertion): Declare.
21737 * passes.c (init_optimization_passes): Move pass_nrv and
21738 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21739 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21740 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21741 (redirect_branch_edge): Deal with super block when expanding, split
21742 out jump patching itself into ...
21743 (patch_jump_insn): ... here, new static helper.
21745 2009-04-26 Michael Matz <matz@suse.de>
21747 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21748 beyond num_ssa_names.
21749 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21750 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21752 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21754 PR inline-asm/39543
21755 * fwprop.c (forward_propagate_asm): New function.
21756 (forward_propagate_and_simplify): Propagate also into __asm, if it
21757 doesn't increase the number of referenced registers.
21760 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21762 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21764 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21765 note_nonlocal_vla_type for nonlocal VLAs.
21766 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21767 contains_remapped_vars, remap_vla_decls): New functions.
21768 (convert_nonlocal_reference_stmt): If not optimizing, call
21769 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21770 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21771 if it wasn't found in var_map.
21772 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21773 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21774 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21776 * gimplify.c (nonlocal_vlas): New variable.
21777 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21779 (gimplify_body): Create and destroy nonlocal_vlas.
21781 * dwarf2out.c (loc_descr_plus_const): New function.
21782 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21783 mem_loc_descriptor, loc_descriptor_from_tree_1,
21784 descr_info_loc, gen_variable_die): Use it.
21786 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21787 !TREE_STATIC VAR_DECLs.
21788 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21789 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21790 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21791 DECL_BY_REFERENCE is valid.
21792 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21793 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21794 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21795 Copy DECL_BY_REFERENCE.
21796 (struct nesting_copy_body_data): New type.
21797 (nesting_copy_decl): New function.
21798 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21799 if they have variable length.
21801 2009-04-26 Michael Matz <matz@suse.de>
21803 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21804 mark new temporaries for renaming.
21806 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21809 * c-decl.c (global_bindings_p): Return negative value.
21810 (c_variable_size): New. Based on variable_size from
21812 (grokdeclarator): Call c_variable_size not variable_size.
21814 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21816 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21818 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21820 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21821 Redefine it to just use mingw/include.
21822 (ASM_SPEC): Rules for -m32 and -m64.
21823 (LINK_SPEC): Use Likewise.
21824 (SPEC_32): New define.
21825 (SPEC_64): Likewise.
21826 (SUB_LINK_SPEC): Likewise.
21827 (MULTILIB_DEFAULTS): New define.
21828 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21829 Add multilib options.
21830 (MULTILIB_DIRNAMES): Likewise.
21831 (MULTILIB_OSDIRNAMES): Likewise.
21832 (LIBGCC): Likewise.
21833 (INSTALL_LIBGCC): Likewise.
21835 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21838 * c-tree.h (enum c_inline_static_type): New.
21839 (record_inline_static): Declare.
21840 * c-decl.c (struct c_inline_static, c_inline_statics,
21841 record_inline_static, check_inline_statics): New.
21842 (pop_file_scope): Call check_inline_statics.
21843 (start_decl): Call record_inline_static instead of pedwarning
21844 directly for static in inline function.
21845 * c-typeck.c (build_external_ref): Call record_inline_static
21846 instead of pedwarning directly for static referenced in inline
21849 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21851 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21852 not new but only being rescanned.
21853 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21854 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21855 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21856 record_set_info, compute_set, grealloc): Remove.
21857 (recompute_all_luids): New function.
21858 (gcse_main): Don't compute sets, and don't do related memory
21859 allocations/free-ing. If something changed before the end of the
21860 pass, update LUIDs using recompute_all_luids.
21861 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21862 (free_gcse_mem): Don't free it either.
21863 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21864 Use the df insn LUIDs.
21865 (load_killed_in_block): Likewise.
21866 (compute_hash_table_work): Don't compute reg_set_in_block.
21867 (compute_transp): Use DF_REG_DEF_CHAINs.
21868 (local_cprop_pass): Don't use compute_sets and related functions.
21869 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21870 Use get_max_uid() instead of max_cuid.
21871 (insert_insn_end_basic_block, pre_insert_copy_insn,
21872 update_ld_motion_stores): Don't try to
21873 keep reg_set tables up to date.
21874 (pre_insert_copies): Use df insn LUIDs.
21875 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21876 (reg_set_info): Don't use extra bitmap argument.
21877 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21878 information to compute regs_set_in_block.
21879 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21880 (bypass_jumps): Don't use compute_sets and friends.
21882 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21885 * opts.c (undocumented_msg): Do not leave blank even with
21888 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21890 * c-decl.c (build_enumerator): Allow values folding to integer
21891 constants but not integer constant expressions with a pedwarn if
21894 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21897 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21898 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21899 type is an integer constant.
21901 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21904 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21907 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21910 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21911 with variably modified return type and no storage class
21912 specifiers, except for the case of nested functions. Distinguish
21913 extern declarations of functions with variably modified return
21914 types from those of objects with variably modified types.
21916 2009-04-25 Jan Hubicka <jh@suse.cz>
21918 * tree.c (list_equal_p): New function.
21919 * tree.h (list_equal_p): Declare.
21920 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21921 basic_block_def, basic_block, const_basic_block): New.
21922 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21923 (redirect_eh_edge): New function.
21924 (make_eh_edge_update_phi): EH edges are not abnormal.
21925 * except.c: Include tree-flow.h.
21926 (list_match): New function.
21927 (eh_region_replaceable_by_p): New function.
21928 (replace_region): New function.
21929 (hash_type_list): New function.
21930 (hash_eh_region): New function.
21931 (eh_regions_equal_p): New function.
21932 (merge_peers): New function.
21933 (remove_unreachable_regions): Verify EH tree when checking;
21935 (copy_eh_region_1): New function.
21936 (copy_eh_region): New function.
21937 (push_reachable_handler): New function.
21938 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21939 regions without label but with live RESX.
21940 * except.h (redirect_eh_edge_to_label): New.
21941 * tree-flow.h (redirect_eh_edge): New.
21942 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21943 basic_block_def, basic_block, const_basic_block): Remove.
21944 * Makefile.in (except.o): Add dependency on tree-flow.h
21945 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21946 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21949 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21952 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21953 on the destination of memcpy.
21955 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21957 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21958 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21959 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21961 2009-04-25 Jan Hubicka <jh@suse.cz>
21963 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21964 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21965 to be reached by different label than left.
21966 (update_eh_edges): Update comment; remove edge_to_remove if possible
21967 and return true if suceeded.
21968 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21969 (cleanup_eh): Compute sharing map.
21970 * except.c (remove_eh_handler_and_replace): Add argument if we should
21972 (remove_unreachable_regions): Update for label sharing.
21973 (label_to_region_map): Likewise.
21974 (get_next_region_sharing_label): New function.
21975 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21977 (remove_eh_handler): Update.
21978 (remove_eh_region_and_replace_by_outer_of): New function.
21979 * except.h (struct eh_region): Add next_region_sharing_label.
21980 (remove_eh_region_and_replace_by_outer_of,
21981 get_next_region_sharing_label): Declare.
21982 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21984 2009-04-25 Jan Hubicka <jh@suse.cz>
21986 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21987 insert code even if they are not critical.
21989 2009-04-25 Jan Hubicka <jh@suse.cz>
21991 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21992 (gimple_can_remove_branch_p): EH edges won't remove branch by
21994 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21995 updating of non-abnormal EH edges.
21996 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21997 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21998 (split_critical_edges): Split also edges where emitting code on them
21999 will lead to splitting later.
22001 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22002 H.J. Lu <hongjiu.lu@intel.com>
22005 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22006 the configured assembler supports fildq and fistpq mnemonics.
22007 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22008 * configure: Regenerated.
22009 * config.in: Ditto.
22011 * config/i386/i386.c (print_operand): Handle 'Z'.
22012 ['z']: Remove handling of special fild/fist suffixes.
22013 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22014 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22015 suffix of fild insn.
22016 (*floatsi<mode>2_vector_mixed): Ditto.
22017 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22018 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22019 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22020 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22021 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22023 2009-04-25 Ben Elliston <bje@au.ibm.com>
22025 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22026 the source of a set operation.
22028 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22030 * target.h (struct gcc_target): Add case_values_threshold field.
22031 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22032 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22033 * targhooks.c (default_case_values_threshold): New function.
22034 * targhooks.h (default_case_values_threshold): Declare function.
22035 * stmt.c (expand_case): Use case_values_threshold target hook.
22036 * expr.h (case_values_threshold): Remove declartation.
22037 * expr.c (case_values_threshold): Remove function.
22038 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22040 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22041 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22042 (avr_case_values_threshold): Declare as static.
22043 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22045 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22046 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22047 (mn10300_case_values_threshold): New function.
22049 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22051 * ira.c (setup_cover_and_important_classes): Add enum cast.
22053 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22055 * genpreds.c (write_enum_constraint_num): Output definition of
22056 CONSTRAINT_NUM_DEFINED_P macro.
22057 * ira.c (setup_cover_and_important_classes): Use
22058 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22060 2009-04-24 DJ Delorie <dj@redhat.com>
22062 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22063 __SH2A_SINGLE_ONLY__ also.
22065 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22067 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22068 (movdf_internal): Ditto.
22069 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22070 SFmode and DFmode constants.
22071 (ia64_print_operand): Add 'G' format for printing
22072 floating point constants.
22074 2009-04-24 Richard Guenther <rguenther@suse.de>
22076 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22077 from unsigned additions.
22079 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22081 * c-typeck.c (set_init_index): Allow array designators that are
22082 not integer constant expressions with a pedwarn if pedantic.
22084 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22086 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22087 zero if no overlap in nonzero bits between the operands.
22089 2009-04-24 Ian Lance Taylor <iant@google.com>
22091 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22092 (record_dead_and_set_regs): Likewise.
22093 * df.h (struct df_mw_hardreg): Change flags field to int.
22094 (struct df_base_ref): Likewise.
22095 (struct df): Change changeable_flags field to int.
22096 * df-scan.c (df_defs_record): Change clobber_flags to int.
22097 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22098 constants rather than #define macros.
22099 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22100 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22101 (enum dwarf_calling_convention): Likewise.
22102 (enum dwarf_line_number_x_ops): Likewise.
22103 (enum dwarf_call_frame_info): Likewise.
22104 (enum dwarf_source_language): Likewise.
22105 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22106 (add_calling_convention_attribute): Likewise.
22107 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22108 (combine_comparisons): Change compcode to int. Add cast to enum type.
22109 * genrecog.c (maybe_both_true_2): Change c to int.
22110 (write_switch): Likewise. Add cast to enum type.
22111 * gimplify.c (gimplify_omp_for): Handle return values from
22112 gimplify_expr using MIN rather than bitwise or.
22113 (gimplify_expr): Add cast to enum type.
22114 * ipa-prop.c (update_jump_functions_after_inlining): Change
22115 IPA_BOTTOM to IPA_JF_UNKNOWN.
22116 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22117 Add casts to enum type.
22118 (setup_cover_and_important_classes): Change cl to int. Add casts
22120 (setup_class_translate): Change cl and mode to int.
22121 (ira_init_once): Change mode to int.
22122 (free_register_move_costs): Likewise.
22123 (setup_prohibited_mode_move_regs): Add casts to enum type.
22124 * langhooks.c (add_builtin_function_common): Rework assertion that
22125 value fits bitfield.
22126 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22127 * omega.c (omega_do_elimination): Avoid math on enum types.
22128 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22129 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22130 int local to handle integral_argment value.
22131 * regmove.c (try_auto_increment): Change PUT_MODE to
22133 * reload.c (push_secondary_reload): Add casts to enum type.
22134 (secondary_reload_class, find_valid_class): Likewise.
22135 * reload1.c (emit_input_reload_insns): Likewise.
22136 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22137 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22138 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22140 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22141 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22143 (expand_complex_libcall): Add casts to enum type.
22144 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22145 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22146 with ERROR_MARK, not NUM_TREE_CODES.
22147 (vect_create_epilog_for_reduction): Likewise.
22148 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22149 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22150 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22152 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22153 vect_unused_in_loop. Change 0 to loop_vect.
22154 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22155 * var-tracking.c (get_init_value): Change return type to enum
22157 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22158 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22160 (arm_override_options): Add casts to enum type.
22161 (arm_emit_tls_decoration): Likewise.
22162 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22164 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22165 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22166 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22168 * config/s390/s390.c (code_for_builtin_64): Change to array of
22170 (code_for_builtin_31): Likewise.
22171 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22173 * config/sparc/sparc.c (sparc_override_options): Change value
22174 field in struct code_model to enum cmodel. In initializer change
22175 0 to NULL and add cast to enum type.
22177 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22178 Change all callers. Issue a -Wc++-compat warning using
22179 lhs_origtype if necessary.
22180 (convert_for_assignment): Issue -Wc++-compat warnings about
22181 invalid conversions to enum type on assignment.
22182 * c-common.h (build_modify_expr): Update declaration.
22184 2009-04-24 Nick Clifton <nickc@redhat.com>
22186 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22187 (function_arg_advance): Likewise.
22188 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22191 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22193 * config/s390/constraints.md ('I', 'J'): Fix condition.
22195 2009-04-24 Diego Novillo <dnovillo@google.com>
22197 * gengtype-parse.c (parse_error): Add newline after message.
22199 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22201 * config/i386/sse.md (avxmodesuffixs): Removed.
22202 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22203 (*avx_pinsr<ssevecsize>): This.
22205 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22207 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22208 follow chains of regs with a single definition, and allow expressions
22209 that are function_invariant_p.
22210 (simple_rhs_p): Allow expressions that are function_invariant_p.
22212 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22214 PR middle-end/39867
22215 * fold-const.c (fold_cond_expr_with_comparison): When folding
22216 > and >= to MAX, make sure the MAX uses the same type as the
22217 comparison's operands.
22219 2009-04-24 Nick Clifton <nickc@redhat.com>
22221 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22222 addressing for DImode accesses.
22223 (frv_print_operand_address): Handle PLUS case.
22224 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22226 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22228 PR rtl-optimization/39794
22229 * alias.c (canon_true_dependence): Add x_addr argument.
22230 * rtl.h (canon_true_dependence): Adjust prototype.
22231 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22232 * cselib.c (cselib_invalidate_mem): Likewise.
22233 * gcse.c (compute_transp): Likewise.
22234 * dse.c (scan_reads_nospill): Likewise.
22235 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22236 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22237 canon_base_addr of the group, plus optional offset.
22238 (struct group_info): Rename canon_base_mem to
22240 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22241 canon_rtx of base_mem.
22243 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22245 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22246 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22248 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22250 * config/spu/spu-builtins.h: Delete file.
22252 * config/spu/spu.h (enum spu_builtin_type): Move here from
22254 (struct spu_builtin_description): Likewise. Add GTY marker.
22255 Do not use enum spu_function_code or enum insn_code.
22256 (spu_builtins): Add extern declaration.
22258 * config/spu/spu.c: Do not include "spu-builtins.h".
22259 (enum spu_function_code, enum spu_builtin_type_index,
22260 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22261 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22262 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22263 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22264 (spu_builtin_types): Make static. Add GTY marker.
22265 (spu_builtins): Add extern declaration with GTY marker.
22266 Include "gt-spu.h".
22268 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22269 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22270 Check programmatically whether all parameters are scalar.
22272 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22274 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22276 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22277 assignment from the constructor either if the target is volatile.
22279 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22281 * config/arm/arm.md (insv): Do not share operands[0].
22283 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22285 * config/vxlib-tls.c (active_tls_threads): Delete.
22286 (delete_hook_installed): New.
22287 (tls_delete_hook): Don't delete the delete hook.
22288 (tls_destructor): Delete it here.
22289 (__gthread_set_specific): Adjust installing the delete hook.
22290 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22291 __gthread_leave_tsd_dtor_context.
22293 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22295 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22297 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22299 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22301 (alpha_rtx_costs): Ditto.
22302 (emit_unlikely_jump): Use add_reg_note.
22303 (emit_frame_store_1): Ditto.
22304 (alpha_expand_prologue): Ditto.
22305 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22306 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22308 2009-04-23 Nick Clifton <nickc@redhat.com>
22310 * config/v850/v850.md (epilogue): Remove suppressed code.
22311 (return): Rename to return_simple and remove test of frame size.
22312 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22313 to gen_return_simple.
22315 2009-04-22 Jing Yu <jingyu@google.com>
22318 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22320 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22323 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22324 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22325 value is a VECTOR_CST, the element type is the element type of the
22328 2009-04-22 DJ Delorie <dj@redhat.com>
22330 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22332 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22334 * alias.c (find_base_term): Move around LO_SUM case, so that
22335 CONST falls through into PLUS/MINUS handling.
22338 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22339 into 0, use omit_one_operand.
22341 2009-04-23 Ben Elliston <bje@au.ibm.com>
22343 * config/rs6000/linux-unwind.h (get_regs): Remove type
22344 puns. Change the type of `pc' to an array of unsigned ints and
22345 update all users. Constify frame24.
22347 2009-04-22 DJ Delorie <dj@redhat.com>
22349 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22350 declarations before code.
22351 (current_function_special_page_vector): Likewise.
22352 (m32c_expand_insv): Silence a warning.
22354 2009-04-21 Taras Glek <tglek@mozilla.com>
22356 * alias.c: Update GTY annotations to new syntax.
22357 * basic-block.h: Likewise.
22358 * bitmap.h: Likewise.
22359 * c-common.h: Likewise.
22360 * c-decl.c: Likewise.
22361 * c-parser.c: Likewise.
22362 * c-pragma.c: Likewise.
22363 * c-tree.h: Likewise.
22364 * cfgloop.h: Likewise.
22365 * cgraph.h: Likewise.
22366 * config/alpha/alpha.c: Likewise.
22367 * config/arm/arm.h: Likewise.
22368 * config/avr/avr.h: Likewise.
22369 * config/bfin/bfin.c: Likewise.
22370 * config/cris/cris.c: Likewise.
22371 * config/darwin.c: Likewise.
22372 * config/frv/frv.c: Likewise.
22373 * config/i386/i386.c: Likewise.
22374 * config/i386/i386.h: Likewise.
22375 * config/i386/winnt.c: Likewise.
22376 * config/ia64/ia64.h: Likewise.
22377 * config/iq2000/iq2000.c: Likewise.
22378 * config/mips/mips.c: Likewise.
22379 * config/mmix/mmix.h: Likewise.
22380 * config/pa/pa.c: Likewise.
22381 * config/pa/pa.h: Likewise.
22382 * config/rs6000/rs6000.c: Likewise.
22383 * config/s390/s390.c: Likewise.
22384 * config/sparc/sparc.c: Likewise.
22385 * config/xtensa/xtensa.c: Likewise.
22386 * cselib.h: Likewise.
22387 * dbxout.c: Likewise.
22388 * dwarf2out.c: Likewise.
22389 * except.c: Likewise.
22390 * except.h: Likewise.
22391 * fixed-value.h: Likewise.
22392 * function.c: Likewise.
22393 * function.h: Likewise.
22394 * gimple.h: Likewise.
22395 * integrate.c: Likewise.
22396 * optabs.c: Likewise.
22397 * output.h: Likewise.
22398 * real.h: Likewise.
22400 * stringpool.c: Likewise.
22401 * tree-data-ref.c: Likewise.
22402 * tree-flow.h: Likewise.
22403 * tree-scalar-evolution.c: Likewise.
22404 * tree-ssa-address.c: Likewise.
22405 * tree-ssa-alias.h: Likewise.
22406 * tree-ssa-operands.h: Likewise.
22407 * tree.c: Likewise.
22408 * tree.h: Likewise.
22409 * varasm.c: Likewise.
22410 * varray.h: Likewise.
22412 * coretypes.h: Do not define GTY macro if it is already defined.
22413 * doc/gty.texi: Update GTY documentation to new syntax.
22414 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22415 annotations on structs.
22416 * gengtype-parse.c: Likewise.
22418 2009-04-22 Mark Heffernan <meheff@google.com>
22420 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22422 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22424 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22427 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22429 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22430 the same as a PLUS without a shift. Increase the cost of a
22433 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22435 * Makefile.in: Update dependencies.
22436 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22437 * errors.h: Remove bogus comment about compatibility.
22438 (warning): Update declaration.
22439 * genautomata.c: Update all calls to warning.
22440 * gimple.c: Do not include errors.h. Include toplev.h.
22441 * tree-ssa-structalias.c: Do not include errors.h.
22442 * omega.c: Likewise.
22443 * tree-ssa-reassoc.c: Likewise.
22444 * config/spu/spu-c.c: Likewise.
22445 * config/spu/t-spu-elf: Update dependencies.
22447 2009-04-22 Richard Guenther <rguenther@suse.de>
22449 PR tree-optimization/39824
22450 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22451 make sure the types are compatible.
22453 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22456 * c-common.c (c_parse_error): Take a token_flags parameter.
22457 Use token_type for the token type instead.
22458 Pass token_flags to cpp_type2name.
22459 * c-common.h (c_parse_error): Update declaration.
22460 * c-parser.c (c_parser_error): Pass 0 as token flags.
22462 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22464 PR rtl-optimization/39580
22465 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22467 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22469 * function.c (expand_function_end): Do not emit a jump to the "naked"
22470 return label for fall-through returns.
22471 * except.c (sjlj_emit_function_exit): Always place the call to the
22472 unregister function at the location installed by expand_function_end.
22474 2009-04-22 Richard Guenther <rguenther@suse.de>
22476 PR tree-optimization/39845
22477 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22478 (gen_inbound_check): Likewise.
22480 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22482 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22484 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22485 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22487 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22489 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22490 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22491 shift counts to avoid out-of-bounds array accesses.
22493 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22495 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22496 (Pmode): Move above.
22498 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22500 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22501 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22502 GET_CODE macro. Use IN_RANGE macro where appropriate.
22503 * config/alpha/alpha.h: Ditto.
22504 * config/alpha/alpha.md: Ditto.
22505 * config/alpha/constraints.md: Ditto.
22506 * config/alpha/predicates.md: Ditto.
22508 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22510 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22511 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22512 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22513 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22514 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22515 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22516 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22517 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22518 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22519 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22520 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22521 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22522 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22523 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22524 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22525 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22526 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22527 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22528 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22529 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22530 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22531 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22532 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22533 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22534 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22535 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22536 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22538 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22540 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22541 references from comments.
22542 * cfgbuild.c (count_basic_blocks): Delete.
22543 (find_basic_blocks_1): Delete.
22544 (find_basic_blocks): Delete.
22545 * except.c (finish_eh_generation): Make static. Move comment from
22546 except.h here. Remove find_basic_blocks references from comments.
22547 * except.h (finish_eh_generation): Delete.
22548 * basic-block.h (find_basic_blocks): Delete.
22549 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22551 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22553 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22554 (sdbout_parms): Likewise.
22556 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22558 * config/sh/sh.c (prepare_cbranch_operands): Use
22559 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22560 (expand_cbranchdi4): Likewise.
22561 (from_compare): Add cast to enum type.
22562 (expand_cbranchsi4): Use add_reg_note.
22563 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22564 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22565 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22566 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22567 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22568 instead of CODE_FOR_nothing.
22569 (cbranchdi4): Likewise. Fix the order of arguments for
22571 (push_fpscr): Use add_reg_note.
22572 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22573 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22575 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22577 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22578 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22579 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22580 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22581 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22582 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22583 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22584 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22585 config/alpha/x-vms, config/arc/t-arc,
22586 config/arm/README-interworking, config/arm/arm-c.c,
22587 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22588 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22589 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22590 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22591 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22592 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22593 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22594 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22595 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22596 config/cris/t-elfmulti, config/crx/t-crx,
22597 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22598 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22599 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22600 config/h8300/t-h8300, config/i386/athlon.md,
22601 config/i386/darwin-libgcc.10.4.ver,
22602 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22603 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22604 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22605 config/i386/t-linux64, config/i386/t-nwld,
22606 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22607 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22608 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22609 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22610 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22611 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22612 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22613 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22614 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22615 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22616 config/m68k/t-uclinux, config/mcore/t-mcore,
22617 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22618 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22619 config/mips/crtn.asm, config/mips/irix-crti.asm,
22620 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22621 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22622 config/mips/mips-fixed.md, config/mips/sb1.md,
22623 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22624 config/mips/t-iris6, config/mips/t-isa3264,
22625 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22626 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22627 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22628 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22629 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22630 config/mn10300/t-linux, config/mn10300/t-mn10300,
22631 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22632 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22633 config/picochip/libgccExtras/clzsi2.asm,
22634 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22635 config/rs6000/darwin-libgcc.10.4.ver,
22636 config/rs6000/darwin-libgcc.10.5.ver,
22637 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22638 config/rs6000/t-aix43, config/rs6000/t-aix52,
22639 config/rs6000/t-darwin, config/rs6000/t-fprules,
22640 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22641 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22642 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22643 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22644 config/rs6000/t-rtems, config/rs6000/t-spe,
22645 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22646 config/score/t-score-elf, config/sh/divcost-analysis,
22647 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22648 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22649 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22650 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22651 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22652 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22653 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22654 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22655 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22656 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22657 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22658 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22659 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22660 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22661 * config/h8300/genmova.sh: Include copyright and license notices
22662 in generated output.
22663 * config/h8300/mova.md: Regenerate.
22664 * doc/install.texi2html: Include word "Copyright" in copyright
22665 notice and use name "Free Software Foundation, Inc.".
22666 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22667 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22668 ChangeLog-2007, ChangeLog-2008: Correct dates.
22670 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22672 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22673 NE_EXPR operations as well.
22674 * c-parser.c (c_parser_condition): Do not set location information on
22676 (c_parser_conditional_expression): Likewise.
22677 (c_parser_binary_expression): Set location information on operators.
22678 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22679 TRUTH_NOT_EXPR has been folded.
22680 * fold-const.c (fold_truth_not_expr): Copy location information from
22681 the incoming expression to the outgoing one.
22682 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22683 recursive calls on the LHS of the operator but pass that of the
22684 operator to recursive calls on the RHS of the operator. Set it
22686 (shortcut_cond_expr): Set the locus of the operator on the second
22687 COND_EXPR and that of the expression on the first in degenerate cases.
22688 Pass the locus of the expression to calls to shortcut_cond_r.
22689 Set the locus of the 'then' block on the associated jump, if any.
22690 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22691 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22692 expression to call to gimplify_boolean_expr.
22694 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22696 * config.gcc: Add additional configuration for
22697 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22698 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22699 (CPP_SPEC): Redefine for allowing -municode option.
22700 (STARTFILE_SPEC): Likewise.
22701 * config/i386/t-mingw-w64: New.
22702 * config/i386/mingw-w64.opt: New.
22703 (municode): Add new target option.
22704 * doc/invoke.texi (municode): Add documentation for new option.
22706 2009-04-21 Ian Lance Taylor <iant@google.com>
22708 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22709 Correct test for number of arguments.
22710 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22712 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22714 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22715 argument of emit_library_call.
22717 2009-04-21 Richard Guenther <rguenther@suse.de>
22719 PR middle-end/39829
22720 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22721 inside VIEW_CONVERT_EXPRs.
22723 2009-04-21 Martin Jambor <mjambor@suse.cz>
22725 * tree-switch-conversion.c (build_constructors): Split a long line.
22726 (constructor_contains_same_values_p): New function.
22727 (build_one_array): Create assigns of constants if possible, do not
22728 call mark_sym_for_renaming, call update_stmt.
22729 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22730 make_rename_temp. Do not call mark_symbols_for_renaming, call
22732 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22733 find_new_referenced_vars, call update_stmt.
22734 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22735 instead of calling make_rename_temp. Do not call
22736 find_new_referenced_vars or mark_symbols_for_renaming, call
22739 2009-04-21 Richard Guenther <rguenther@suse.de>
22741 PR tree-optimization/39827
22742 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22743 (tree_ssa_phiprop): Pass the correct array size.
22745 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22747 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22749 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22752 * c-typeck.c (lvalue_p): Move declaration ...
22753 * c-common.h (lvalue_p): ... to here.
22754 * c-common.c (candidate_equal_p): New.
22755 (add_tlist): Use it.
22756 (merge_tlist): Use it.
22757 (warn_for_collisions_1): Likewise.
22758 (warning_candidate_p): Accept more candidates.
22759 (verify_tree): A warning candidate can be an expression. Use
22762 2009-04-21 Ben Elliston <bje@au.ibm.com>
22765 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22766 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22767 options. Remove -mcall-solaris documentation.
22769 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22772 * doc/invoke.texi (-Wlong-long): Update description.
22773 * c-lex (interpret_integer): Only warn if there was no previous
22774 overflow and -Wlong-long is enabled.
22775 * c-decl.c (declspecs_add_type): Drop redundant flags.
22776 * c.opt (Wlong-long): Init to -1.
22777 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22778 and front-end warn_long_long. Wlong-long only depends on other
22779 flags if it is uninitialized.
22780 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22781 the same for CPP and FE.
22782 (restore_extension_diagnostics): Likewise.
22784 2009-04-20 Ian Lance Taylor <iant@google.com>
22786 Fix enum conversions which are invalid in C++:
22787 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22788 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22789 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22790 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22791 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22792 (dbxout_parms): Likewise.
22793 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22794 (df_clear_flags): Likewise.
22795 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22796 top_flag parameter to int.
22797 (df_chain_create_bb_process_use): Likewise.
22798 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22800 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22801 (df_ref_create_structure, df_def_record_1): Likewise.
22802 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22803 (df_notes_rescan): Change 0 to VOIDmode in function call.
22804 (df_get_call_refs, df_insn_refs_collect): Likewise.
22805 (df_bb_regs_collect): Likewise.
22806 (df_entry_block_defs_collect): Likewise.
22807 (df_exit_block_uses_collect): Likewise.
22808 * df.h: Update declarations.
22809 * double-int.c (double_int_divmod): Add cast to enum type.
22810 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22811 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22812 (based_loc_descr): Likewise.
22813 (loc_descriptor_from_tree_1): Change first_op and second_op to
22814 enum dwarf_location_atom. Add cast to enum type.
22815 * expmed.c (init_expmed): Change 0 to SET in function call.
22816 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22817 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22818 (do_store_flag): Likewise.
22819 * fixed-value.h (struct fixed_value): Change mode to enum
22821 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22822 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22824 (insert_insn_decl, insert_decl, insert_state): Likewise.
22825 (automata_list_finish): Likewise.
22826 * genrecog.c (process_define_predicate): Add cast to enum type.
22827 * gensupport.c (init_predicate_table): Add cast to enum type.
22828 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22830 (gimple_build_call_1, gimple_build_label): Likewise.
22831 (gimple_build_goto, gimple_build_asm_1): Likewise.
22832 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22833 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22834 (enum fallback): Rename from enum fallback_t.
22835 (fallback_t): Typedef as int.
22836 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22837 GSI_SAME_STMT in function call.
22838 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22840 (setup_reg_class_relations): Likewise.
22841 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22842 (setup_prohibited_class_mode_regs): Add cast to enum type.
22843 (setup_prohibited_mode_move_regs): Likewise.
22844 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22845 (record_address_regs): Change i to enum reg_class.
22846 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22847 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22848 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22849 (GET_MODE_2XWIDER_MODE): Likewise.
22850 (GET_CLASS_NARROWEST_MODE): Likewise.
22851 * omp-low.c (expand_omp_for): Add cast to enum type.
22852 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22853 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22854 * postreload.c (reload_cse_simplify_operands): Change rclass local
22856 * predict.c (combine_predictions_for_insn): Change best_predictor
22857 and predictor to enum br_predictor.
22858 (combine_predictions_for_bb): Likewise.
22859 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22860 use SET_PREDICT_EXPR_OUTCOME.
22861 * real.c (real_arithmetic): Change icode to code in function call.
22862 * reginfo.c (init_move_cost): Add casts to enum type.
22863 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22864 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22866 * reload.c (find_valid_class): Add casts to enum type.
22867 (push_reload): Change 0 to NO_REGS in function call.
22868 (find_reloads): Change this_alternative to array of enum
22869 reg_class. Remove some now-unnecessary casts.
22870 (make_memloc): Change 0 to VOIDmode in function call.
22871 * reload1.c (reload): Change 0 to VOIDmode in function call.
22872 (eliminate_regs_1, elimination_effects): Likewise.
22873 (eliminate_regs_in_insn): Likewise.
22874 (emit_input_reload_insns): Add cast to enum type.
22875 (delete_output_reload): Change 0 to VOIDmode in function call.
22876 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22877 to enum type in function call.
22878 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22879 (SET_PREDICT_EXPR_OUTCOME): Define.
22880 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22881 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22882 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22883 (dump_function): Likewise.
22884 * tree-dump.h: Update declarations.
22885 * tree-pass.h: Update declarations.
22886 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22887 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22889 (arm_rtx_costs_1): Correct parenthesization.
22890 (arm_rtx_costs): Add casts to enum type.
22891 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22892 (vfp_emit_fstmd): Use add_rg_note.
22893 (emit_multi_reg_push, emit_sfm): Likewise.
22894 (thumb_set_frame_pointer): Likewise.
22895 (arm_expand_prologue): Likewise.
22896 (arm_regno_class): Change return type to enum reg_class.
22897 (thumb1_expand_prologue): Use add_reg_note.
22898 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22899 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22901 * config/arm/gentune.sh: Add cast to enum type.
22902 * config/arm/arm-tune.md: Rebuild.
22903 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22904 (ix86_split_fp_branch, predict_jump): Likewise.
22905 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22906 insn_code to enum rtx_code.
22907 (ix86_builtin_vectorized_function): Add cast to enum type.
22908 * config/i386/i386.md (truncdfsf2): Change slot to enum
22910 (truncxf<mode>2, isinf<mode>2): Likewise.
22911 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22913 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22914 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22915 (insert_bundle_state): Change 1 to INSERT in function call.
22916 (ia64_add_bundle_selector_before): Likewise.
22917 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22918 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22919 (restore_stack_nonlocal): Likewise.
22920 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22922 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22924 (mips_rtx_costs): Likewise.
22925 (mips_override_options): Add casts to enum type.
22926 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22928 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22929 (store_reg, set_reg_plus_d): Likewise.
22930 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22931 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22933 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22935 (emit_unlikely_jump): Use add_reg_note.
22936 (rs6000_emit_allocate_stack): Likewise.
22937 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22938 (output_toc): Change 1 to INSERT in function call.
22939 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22940 (rs6000_initialize_trampoline): Likewise.
22941 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22943 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22944 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22945 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22946 (save_gprs): Use add_reg_note.
22947 (s390_emit_prologue): Likewise.
22948 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22949 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22950 (sparc_fold_builtin): Add cast to enum type.
22951 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22953 (spu_expand_prologue): Use add_reg_note.
22954 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22956 2009-04-20 Ian Lance Taylor <iant@google.com>
22958 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22959 (c_parser_postfix_expression_after_primary): Get VEC for list of
22960 arguments. Get original types of arguments. Call
22961 build_function_call_vec.
22962 (cached_expr_list_1, cached_expr_list_2): New static variables.
22963 (c_parser_expr_list): Change return type to VEC *. Add
22964 p_orig_types parameter. Change all callers.
22965 (c_parser_release_expr): New static function.
22966 (c_parser_vec_to_tree_list): New static function.
22967 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22968 call build_function_call_vec.
22969 (build_function_call_vec): New function, based on old
22970 build_function_call.
22971 (convert_arguments): Remove nargs and argarray parameters. Change
22972 values to a VEC. Add origtypes parameter.
22973 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22974 (convert_for_assignment): Add origtype parameter. Change all
22975 callers. If warn_cxx_compat, check for conversion to an enum
22976 type when calling a function.
22977 (store_init_value): Add origtype parameter. Change all callers.
22978 (digest_init): Likewise.
22979 (struct init_node): Add origtype field.
22980 (add_pending_init): Add origtype parameter. Change all callers.
22981 (output_init_element): Likewise.
22982 (output_pending_init_elements): Pass origtype from init_node to
22983 output_init_element.
22984 (process_init_element): Pass origtype from c_expr to
22985 output_init_element.
22986 (c_finish_return): Add origtype parameter. Change all callers.
22987 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22989 (sync_resolve_params): Likewise.
22990 (sync_resolve_return): Change params to first_param. Change caller.
22991 (resolve_overloaded_builtins): Change params to VEC *. Change
22992 callers. Save first parameter around call to build_function_call_vec.
22993 * c-decl.c (finish_decl): Add origtype parameter. Change all
22994 callers. Call build_function_call_vec rather than
22995 build_function_call for cleanup.
22996 * c-tree.h: Update declarations.
22997 * c-common.h: Update declarations.
22998 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22999 params to first_param.
23000 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23001 params parameter from tree to void *.
23002 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23003 Change arglist parameter to have type void *, and to be a pointer
23005 * config/rs6000/rs6000-protos.h
23006 (altivec_resolve_overloaded_builtin): Update declaration.
23007 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23008 fnargs parameter to have type void *, and to be a pointer to a
23009 VEC. Call build_function_call_vec instead of
23010 build_function_call.
23011 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23013 2009-04-20 Joey Ye <joey.ye@intel.com>
23014 Xuepeng Guo <xuepeng.guo@intel.com>
23015 H.J. Lu <hongjiu.lu@intel.com>
23017 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23019 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23020 (IX86_LEA_PRIORITY): Likewise.
23021 (distance_non_agu_define): New function.
23022 (distance_agu_use): Likewise.
23023 (ix86_lea_for_add_ok): Likewise.
23024 (ix86_dep_by_shift_count): Likewise.
23026 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23027 should split for LEA.
23029 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23031 (ix86_dep_by_shift_count): Likewise.
23033 2009-04-20 Richard Guenther <rguenther@suse.de>
23035 * expr.c (handled_component_p): Move ...
23036 * tree.h (handled_component_p): ... here.
23037 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23038 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23039 and REALPART_EXPR to be in one group.
23041 2009-04-20 Richard Guenther <rguenther@suse.de>
23043 * basic-block.h (get_all_dominated_blocks): Declare.
23044 * dominance.c (get_all_dominated_blocks): New function.
23045 * tree-cfg.c (get_all_dominated_blocks): Remove.
23046 (remove_edge_and_dominated_blocks): Adjust.
23047 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23048 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23049 instead of recursing.
23051 2009-04-20 Doug Kwan <dougkwan@google.com>
23053 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23054 (struct cgraph_node_set_def): New type.
23055 (cgraph_node_set) New type. Also declare vector functions.
23056 (struct cgraph_node_set_element_def): New type.
23057 (cgraph_node_set_element): Ditto.
23058 (cgraph_node_set_iterator): New iterator type.
23059 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23060 cgraph_node_set_remove, dump_cgraph_node_set,
23061 debug_cgraph_node_set): New prototypes.
23062 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23063 cgraph_node_set_size): New inlines.
23064 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23065 including cgraph.h.
23066 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23067 argument to function 'write_summary'.
23068 * ipa.c: Include ggc.h.
23069 (hash_cgraph_node_set_element,
23070 eq_cgraph_node_set_element, cgraph_node_set_new,
23071 cgraph_node_set_add, cgraph_node_set_remove,
23072 cgraph_node_set_find, dump_cgraph_node_set,
23073 debug_cgraph_node_set): New functions.
23074 * Makefile.in (ipa.o): Add dependency on GGC_H.
23076 2009-04-20 Ira Rosen <irar@il.ibm.com>
23078 PR tree-optimization/39675
23079 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23080 check of the return code of vect_schedule_slp. Check that
23081 stmt_vec_info still exists for the statement, before checking its
23082 vectorization type.
23084 2009-04-20 Michael Matz <matz@suse.de>
23086 * Makefile.in (generated_files): Take out $(simple_generated_c).
23088 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23090 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23091 (UINTPTR_TYPE): Likewise.
23093 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23096 * c-typeck.c (digest_init): Check for initializing an array with a
23099 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23102 * c-semantics.c (pop_stmt_list): Propagate
23103 STATEMENT_LIST_HAS_LABEL to parent statement list.
23105 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23107 * config/mips/mips.h (mips_tune_attr): New macro.
23108 * config/mips/mips.md (cpu): Use it.
23110 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23113 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23116 2009-04-19 Diego Novillo <dnovillo@google.com>
23118 * toplev.c (compile_file): Move call to coverage_finish ...
23119 * cgraphunit.c (ipa_passes): ... here.
23120 Call cgraph_process_new_functions.
23121 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23122 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23124 2009-04-19 Jan Hubicka <jh@suse.cz>
23126 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23128 (dump_cgraph_node): Dump can throw external flag.
23129 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23131 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23135 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23136 * common.opt (Wlogical-op): Move from here...
23137 * c.opt (Wlogical-op): ... to here.
23138 * c-typeck.c (parser_build_binary_op): Update call to
23139 warn_logical_operator.
23140 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23142 * c-common.c (warn_logical_op): Update.
23143 * c-common.h (warn_logical_op): Update declaration.
23145 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23147 * tree.c (protected_set_expr_location): Fix formatting.
23149 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23152 * c-typeck.c (readonly_warning): new.
23153 (build_unary_op, build_modify_expr): Use readonly_warning for
23154 storing into something readonly but not const-qualified.
23156 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23159 * c-typeck.c (build_unary_op): Check for taking address of
23160 expression of type void.
23162 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23165 * c-typeck.c (build_function_call): Check for calling a function
23166 with qualified void return types. Call require_complete_type when
23169 2009-04-18 Jan Hubicka <jh@suse.cz>
23171 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23173 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23174 can_throw_external flag.
23175 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23176 * ipa-pure-const.c (ignore_edge): New function.
23177 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23178 only over can_throw_external edges.
23179 (local_pure_const): Add nothrow flag.
23180 * ipa-utils.c (searchc): Add ignore_edge callback.
23181 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23182 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23183 (set_nothrow_function_flags): Update cgraph.
23184 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23186 2009-04-18 Richard Guenther <rguenther@suse.de>
23188 PR middle-end/39804
23189 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23190 (fold_stmt): ... this and ...
23191 (fold_stmt_inplace): ... this.
23192 (fold_stmt_1): Fold references in calls and asms.
23193 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23195 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23197 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23198 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23200 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23202 * tree.c (function_args_count): Remove.
23203 * tree.h: Remove the prototype for function_args_count.
23205 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23207 * tree-iterator.c (expr_only): Remove.
23208 * tree.h: Remove the prototype for expr_only.
23210 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23212 * reginfo.c (cannot_change_mode_set_regs): Remove.
23213 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23215 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23217 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23218 whether operands 0 and 1 overlaps.
23220 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23222 PR middle-end/36902
23223 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23224 pointer. Use warning_at instead of warning.
23225 (search_for_addr_array): Likewise.
23226 (check_array_bounds): Likewise.
23227 (check_all_array_refs): Check that the incoming edge is not in the
23228 list of edges to be removed.
23229 (check_all_array_refs): Avoid the temporal pointer.
23230 (vrp_visit_cond_stmt): Fix typo.
23231 (simplify_switch_using_ranges): Handle the case where the switch
23232 index is an integer constant.
23234 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23236 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23238 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23240 * doc/extend.texi, doc/invoke.texi: Fix typos.
23242 2009-04-17 Cary Coutant <ccoutant@google.com>
23244 * tree-flow-inline.h (get_lineno): Fix inverted test.
23246 2009-04-17 Diego Novillo <dnovillo@google.com>
23248 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23249 assertion for AVAIL_OUT.
23251 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23254 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23255 * config/sh/linux-atomic.asm: Likewise.
23257 2009-04-17 Diego Novillo <dnovillo@google.com>
23259 * except.c (debug_eh_tree): New.
23260 (struct eh_region, struct eh_status): Move ...
23261 * except.h: ... here.
23262 (add_type_for_runtime): Declare extern.
23263 (lookup_type_for_runtime): Likewise.
23264 (debug_eh_tree): Declare.
23265 * Makefile.in (GTFILES): List except.h before except.c
23267 2009-04-17 Diego Novillo <dnovillo@google.com>
23269 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23270 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23271 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23272 (find_vars_r): ... here.
23273 * tree-flow.h (find_referenced_vars_in): Declare.
23274 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23275 that AVAIL_OUT exists for BLOCK.
23276 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23277 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23278 (tree-parloops.o): Likewise.
23280 2009-04-17 Simon Baldwin <simonb@google.com>
23282 * toplev.c (default_tree_printer): Add handling for %E format.
23284 2009-04-17 Diego Novillo <dnovillo@google.com>
23286 * tree-pretty-print.c (dump_generic_node): Add break after
23287 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23288 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23289 FUNCTION_TYPE together. Call print_struct_decl when printing
23290 structures and TDF_SLIM is not given.
23291 (print_struct_decl): Fix logic for detecting recursion.
23293 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23296 * gcc.c (create_at_file): New.
23297 (compile_input_file_p): New.
23298 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23299 * main.c (main): Update call to toplev_main.
23300 * toplev.c (toplev_main): Change signature. Call expandargv.
23301 * toplev.h (toplev_main): Change signature.
23303 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23305 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23306 if the latter is not constant.
23308 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23310 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23312 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23314 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23315 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23317 2009-04-17 Richard Guenther <rguenther@suse.de>
23319 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23320 Handle component references view-converting an invariant address.
23322 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23324 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23325 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23326 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23327 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23328 Use @deftypevr rather than @deftypevar.
23330 2009-04-17 Richard Guenther <rguenther@suse.de>
23332 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23333 (get_prop_source_stmt): Likewise.
23334 (can_propagate_from): Likewise.
23336 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23338 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23339 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23340 (--with-multilib-list): Add default value.
23341 * configure: Regenerate.
23342 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23343 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23344 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23345 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23346 Don't add default cpu to multilib list unnecessarily, but do enable
23347 the relevant compiler option..
23348 Add support for --with-multilib-list=<blank> and
23349 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23350 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23351 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23352 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23353 TM_MULTILIB_CONFIG.
23354 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23355 (MULTILIB_OSDIRNAMES): New variable.
23356 * config/sh/t-1e: Delete file.
23357 * config/sh/t-mlib-sh1: Delete file.
23358 * config/sh/t-mlib-sh2: Delete file.
23359 * config/sh/t-mlib-sh2a: Delete file.
23360 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23361 * config/sh/t-mlib-sh2a-single: Delete file.
23362 * config/sh/t-mlib-sh2a-single-only: Delete file.
23363 * config/sh/t-mlib-sh2e: Delete file.
23364 * config/sh/t-mlib-sh3e: Delete file.
23365 * config/sh/t-mlib-sh4: Delete file.
23366 * config/sh/t-mlib-sh4-nofpu: Delete file.
23367 * config/sh/t-mlib-sh4-single: Delete file.
23368 * config/sh/t-mlib-sh4-single-only: Delete file.
23369 * config/sh/t-mlib-sh4a: Delete file.
23370 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23371 * config/sh/t-mlib-sh4a-single: Delete file.
23372 * config/sh/t-mlib-sh4a-single-only: Delete file.
23373 * config/sh/t-mlib-sh4al: Delete file.
23374 * config/sh/t-mlib-sh5-32media: Delete file.
23375 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23376 * config/sh/t-mlib-sh5-64media: Delete file.
23377 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23378 * config/sh/t-mlib-sh5-compact: Delete file.
23379 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23380 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23381 * doc/install.texi (Options specification): Add
23382 --with-multilib-list and --with-endian.
23384 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23386 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23388 (OBJS-common): Add plugin-version.o.
23389 (plugin-version.o): New.
23390 * gcc-plugin.h (plugin_gcc_version): New.
23391 (plugin_default_version_check): New.
23392 (plugin_init_func, plugin_init): Add version argument.
23393 * plugin-version.c: New.
23394 * plugin.c (str_plugin_gcc_version_name): New.
23395 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23396 pass it to the init function.
23397 (plugin_default_version_check): New.
23399 2009-04-17 Richard Guenther <rguenther@suse.de>
23401 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23402 for decl-vs-decl disambiguation.
23404 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23406 * config/s390/s390.h (s390_tune_attr): New macro definition.
23407 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23409 2009-04-17 Richard Guenther <rguenther@suse.de>
23411 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23412 (fold_stmt_r): Likewise.
23413 (maybe_fold_reference): New function.
23414 (fold_gimple_assign): Handle cases fold_stmt_r did.
23415 (fold_stmt): Do not use fold_stmt_r.
23416 (fold_stmt_inplace): Likewise.
23418 2009-04-17 Richard Guenther <rguenther@suse.de>
23420 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23421 (record_equivalences_from_stmt): Remove useless checks and
23423 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23424 the type is already suitable.
23426 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23428 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23430 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23432 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23433 (CMPtype): Define as __gcc_CMPtype.
23435 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23437 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23438 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23440 2009-04-17 Richard Guenther <rguenther@suse.de>
23442 PR tree-optimization/39746
23443 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23444 special-casing for builtins and static variable use/def.
23445 (call_may_clobber_ref_p_1): Likewise.
23447 2009-04-16 Ian Lance Taylor <iant@google.com>
23449 * df.h: Include "timevar.h".
23450 (struct df_problem): Change tv_id field to timevar_id_t.
23451 * tree-pass.h: Include "timevar.h".
23452 (struct opt_pass): Change tv_id field to timevar_id_t.
23453 * timevar.h (timevar_id_t): Define TV_NONE.
23454 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23455 TV_NONE rather than tv_id != 0.
23456 (execute_one_pass): Likewise.
23457 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23458 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23459 dependencies to $(TREE_PASS_H).
23460 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23462 (pass_branch_target_load_optimize2): Likewise.
23463 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23464 (pass_outof_cfg_layout_mode): Likewise.
23465 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23466 (pass_rebuild_cgraph_edges): Likewise.
23467 (pass_remove_cgraph_callee_edges): Likewise.
23468 * df-core.c (pass_df_initialize_opt): Likewise.
23469 (pass_df_initialize_no_opt): Likewise.
23470 (pass_df_finish): Likewise.
23471 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23472 * except.c (pass_set_nothrow_function_flags): Likewise.
23473 (pass_convert_to_eh_region_ranges): Likewise.
23474 * final.c (pass_compute_alignments): Likewise.
23475 * function.c (pass_instantiate_virtual_regs): Likewise.
23476 (pass_init_function): Likewise.
23477 (pass_leaf_regs): Likewise.
23478 (pass_match_asm_constraints): Likewise.
23479 * gimple-low.c (pass_lower_cf): Likewise.
23480 (pass_mark_used_blocks): Likewise.
23481 * init-regs.c (pass_initialize_regs): Likewise.
23482 * integrate.c (pass_initial_value_sets): Likewise.
23483 * ira.c (pass_ira): Likewise.
23484 * jump.c (pass_cleanup_barriers): Likewise.
23485 * omp-low.c (pass_expand_omp): Likewise.
23486 (pass_lower_omp): Likewise.
23487 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23488 * recog.c (pass_split_all_insns): Likewise.
23489 (pass_split_after_reload): Likewise.
23490 (pass_split_before_regstack): Likewise.
23491 (pass_split_before_sched2): Likewise.
23492 (pass_split_for_shorten_branches): Likewise.
23493 * reginfo.c (pass_reginfo_init): Likewise.
23494 (pass_subregs_of_mode_init): Likewise.
23495 (pass_subregs_of_mode_finish): Likewise.
23496 * passes.c (pass_postreload): Likewise.
23497 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23498 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23499 (pass_warn_function_return): Likewise.
23500 (pass_warn_function_noreturn): Likewise.
23501 * tree-complex.c (pass_lower_complex): Likewise.
23502 (pass_lower_complex_O0): Likewise.
23503 * tree-if-conv.c (pass_if_conversion): Likewise.
23504 * tree-into-ssa.c (pass_build_ssa): Likewise.
23505 * tree-mudflap.c (pass_mudflap_1): Likewise.
23506 (pass_mudflap_2): Likewise.
23507 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23508 (pass_mudflap_2): Likewise.
23509 * tree-nrv.c (pass_return_slot): Likewise.
23510 * tree-object-size.c (pass_object_sizes): Likewise.
23511 * tree-optimize.c (pass_all_optimizations): Likewise.
23512 (pass_early_local_passes): Likewise.
23513 (pass_all_early_optimizations): Likewise.
23514 (pass_cleanup_cfg): Likewise.
23515 (pass_cleanup_cfg_post_optimizing): Likewise.
23516 (pass_free_datastructures): Likewise.
23517 (pass_free_cfg_annotations): Likewise.
23518 (pass_fixup_cfg): Likewise.
23519 (pass_init_datastructures): Likewise.
23520 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23521 (pass_late_warn_uninitialized): Likewise.
23522 (pass_update_address_taken): Likewise.
23523 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23524 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23525 (pass_cse_sincos): Likewise.
23526 (pass_convert_to_rsqrt): Likewise.
23527 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23528 * tree-stdarg.c (pass_stdarg): Likewise.
23529 * tree-tailcall.c (pass_tail_recursion): Likewise.
23530 (pass_tail_calls): Likewise.
23531 * tree-vect-generic.c (pass_lower_vector): Likewise.
23532 (pass_lower_vector_ssa): Likewise.
23533 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23535 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23537 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23539 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23541 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23542 logical and signext.
23544 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23547 * config/sh/predicates.md (arith_operand): Check if the operand
23548 of TRUNCATE is a REG.
23550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23552 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23553 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23555 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23557 * tree-iterator.c (tsi_split_statement_list_after,
23558 tsi_split_statement_list_before): Remove.
23559 * tree-iterator.h: Remove the prototypes for
23560 tsi_split_statement_list_after and tsi_split_statement_list_before.
23562 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23564 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23565 * tree-ssa-propagate.h: Remove the prototype for
23566 stmt_makes_single_load.
23568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23570 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23571 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23575 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23577 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23579 * except.c (eh_region_outer_p): Remove.
23580 * except.h: Remove the prototype for eh_region_outer_p.
23582 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23584 * function.c (current_function_assembler_name): Remove.
23585 * function.h: Remove the prototype for
23586 current_function_assembler_name.
23588 2009-04-16 Ian Lance Taylor <iant@google.com>
23590 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23591 (add_reg_note): Call alloc_reg_note.
23592 * rtl.h (alloc_reg_note): Declare.
23593 * combine.c (try_combine): Use alloc_reg_note.
23594 (recog_for_combine, move_deaths): Likewise.
23595 (distribute_notes): Use alloc_reg_note and add_reg_note.
23596 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23597 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23598 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23600 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23602 PR rtl-optimization/39762
23603 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23604 ira_may_move_out_cost): Add comments about way of their usage.
23605 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23607 * ira-conflicts.c (process_regs_for_copy): Use function
23608 ira_get_register_move_cost instead of global
23609 ira_register_move_cost.
23611 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23612 color_pass, move_spill_restore, update_curr_costs): Ditto.
23614 * ira-lives.c (process_single_reg_class_operands): Ditto.
23616 * ira-emit.c (emit_move_list): Ditto.
23618 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23619 (record_reg_classes): Ditto. Use functions
23620 ira_get_register_move_cost and ira_get_may_move_cost instead of
23621 global vars ira_register_move_cost, ira_may_move_out_cost and
23622 ira_may_move_in_cost.
23623 (record_address_regs): Don't call ira_init_register_move_cost.
23624 Use function ira_get_may_move_cost instead of global
23625 ira_may_move_in_cost.
23626 (process_bb_node_for_hard_reg_moves): Use function
23627 ira_get_register_move_cost instead of global ira_register_move_cost.
23628 (ira_costs): Don't call ira_init_register_move_cost.
23630 2009-04-16 Richard Guenther <rguenther@suse.de>
23632 * tree-cfg.c (verify_gimple_assign_binary):
23633 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23634 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23635 (create_general_new_stmt): Note that this function is broken.
23637 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23639 * common.opt (fhelp): Add Var(help_flag).
23640 * gcc-plugin.h (plugin_info): Add help.
23641 * plugin.c (plugin_name_args): Add help.
23642 (register_plugin_info): Set plugin->help.
23643 (print_help_one_plugin): New.
23644 (print_plugins_help): New.
23645 * plugin.h (print_plugins_help): New.
23646 * toplev.c (toplev_main): Call print_plugins_help if needed.
23648 2009-04-16 Richard Guenther <rguenther@suse.de>
23650 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23651 (gimple_ior_addresses_taken_1): New function.
23652 (gimple_ior_addresses_taken): Likewise.
23653 * gimple.h (struct gimple_statement_with_ops_base): Remove
23654 addresses_taken member.
23655 (gimple_ior_addresses_taken): Declare.
23656 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23657 gimple_set_addresses_taken): Remove.
23658 * ipa-reference.c (mark_address): New function.
23659 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23660 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23661 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23662 (gimple_add_to_addresses_taken): Remove.
23663 (get_tmr_operands): Call mark_address_taken.
23664 (get_asm_expr_operands): Likewise.
23665 (get_expr_operands): Likewise.
23666 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23667 (free_stmt_operands): Do not free it.
23668 * tree-ssa.c (delete_tree_ssa): Likewise.
23669 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23671 2009-04-16 Richard Guenther <rguenther@suse.de>
23673 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23674 (walk_stmt_load_store_ops): Likewise.
23675 * gimple.c (get_base_loadstore): New function.
23676 (walk_stmt_load_store_addr_ops): Likewise.
23677 (walk_stmt_load_store_ops): Likewise.
23678 * ipa-pure-const.c (check_op): Simplify.
23679 (check_load, check_store): New functions.
23680 (check_stmt): Use walk_stmt_load_store_ops.
23681 * ipa-reference.c (mark_load): Adjust signature.
23682 (mark_store): Likewise.
23683 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23685 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23687 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23688 (plugin_info): New.
23689 * opts.c (common_handle_option): Don't call print_version.
23690 * plugin.c (plugin_name_args): Add version.
23691 (register_plugin_info): New.
23692 (register_callback): Handle PLUGIN_INFO.
23693 (try_init_one_plugin): New.
23694 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23696 (finalize_one_plugin): New.
23697 (finalize_plugins): New.
23698 (print_one_plugin): New.
23699 (print_plugins_versions): New.
23700 * plugin.h (print_plugins_versions): New.
23701 (finalize_plugins): New.
23702 * toplev.c (compile_file): Don't call initialize_plugins.
23703 (print_version): Call print_plugins_versions.
23704 (toplev_main): Call initialize_plugins. Print version if needed.
23705 Call finalize_plugins.
23707 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23709 * common.opt (fversion): New.
23710 * gcc.c (print_version): New.
23711 (process_command): Don't print the version. Just set print_version.
23712 (main): Print version. Call subprocesses if print_version and
23713 verbose_flag are set.
23714 * opts.c (common_handle_option): Handle OPT_fversion.
23716 2009-04-16 Richard Guenther <rguenther@suse.de>
23717 Ira Rosen <irar@il.ibm.com>
23719 PR tree-optimization/39698
23720 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23721 type of the reduction variable. Only generate the def if
23724 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23725 make sure to first convert to an integer of the same precision.
23726 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23727 the type of the evolution correctly in computing the new
23728 induction variable base.
23730 2009-04-16 Richard Guenther <rguenther@suse.de>
23732 PR middle-end/39625
23733 * tree-cfg.c (make_blocks): Split statements with to-be
23734 abnormal SSA names on the lhs.
23736 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23738 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23739 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23740 * c-typeck.c (really_start_incremental_init): Likewise.
23741 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23742 (TARGET_INITIALIZER): Remove it.
23743 * target.h (struct target): Remove vector_opaque_p.
23744 * tree.c (build_opaque_vector_type): New.
23745 * tree.h (TYPE_VECTOR_OPAQUE): New.
23746 (build_opaque_vector_type): Declare.
23747 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23748 * config/rs6000/rs6000.c (build_opaque_vector_type,
23749 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23750 (rs6000_init_builtins): Use build_opaque_vector_type for
23751 opaque_V4SI_type_node.
23753 2009-04-15 Catherine Moore <clm@codesourcery.com>
23755 * debug.h (set_name): Declare.
23756 * dwarf2out.c (dwarf2out_set_name): Declare.
23757 (dwarf2_debug_hooks): Add set_name.
23758 (find_AT_string): New.
23759 (add_AT_string): Call find_AT_string.
23760 (dwarf2out_set_name): New.
23761 * cp/decl.c (grokdeclarator): Call set_name.
23762 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23763 * debug.c (do_nothing_debug_hooks): Likewise.
23764 * dbxout.c (dbx_debug_hooks): Likewise.
23765 * sdbout.c (sdb_debug_hooks): Likewise.
23767 2009-04-15 Michael Eager <eager@eagercon.com>
23769 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23770 reg for single-precision FPU.
23771 * config/rs6000/rs6000.md (movsi_internal1): Only for
23772 !TARGET_SINGLE_FPU.
23773 (movsi_internal1_single): New. Add pattern to move SI values to/from
23774 single-precision FP regs.
23776 2009-04-15 Richard Guenther <rguenther@suse.de>
23778 * omp-low.c (lower_rec_input_clauses): Build correct address
23780 (expand_omp_for_generic): Fix multiplication type.
23781 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23782 (generate_memset_zero): Fix types.
23783 * tree-profile.c (prepare_instrumented_value): Correctly
23786 2009-04-15 Ian Lance Taylor <iant@google.com>
23788 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23789 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23790 for -Wall and for -Wc++-compat.
23791 (c_common_post_options): For C++, set warn_enum_compare if not
23793 * c-tree.h (struct c_expr): Add field original_type.
23794 (build_external_ref): Update declaration.
23795 * c-parser.c (c_parser_braced_init): Set original_type.
23796 (c_parser_initelt): Likewise.
23797 (c_parser_expr_no_commas): Likewise.
23798 (c_parser_conditional_expression): Likewise.
23799 (c_parser_cast_expression): Likewise.
23800 (c_parser_unary_expression): Likewise. Pull setting of
23801 original_code to top of function.
23802 (c_parser_sizeof_expression): Set original_type.
23803 (c_parser_alignof_expression): Likewise.
23804 (c_parser_postfix_expression): Likewise. Pull setting of
23805 original_code to top of function.
23806 (c_parser_postfix_expression_after_paren_type): Set original_type.
23807 (c_parser_postfix_expression_after_primary): Likewise.
23808 (c_parser_expression): Likewise.
23809 * c-typeck.c (build_external_ref): Add type parameter. Change all
23811 (c_expr_sizeof_expr): Set original_type field.
23812 (parser_build_unary_op): Likewise.
23813 (parser_build_binary_op): Likewise. Optionally warn about
23814 comparisons of enums of different types.
23815 (digest_init): Set original_type field.
23816 (really_start_incremental_init): Likewise.
23817 (push_init_level, pop_init_level): Likewise.
23818 * doc/invoke.texi (Warning Options): -Wenum-compare now
23821 2009-04-15 Richard Guenther <rguenther@suse.de>
23823 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23824 out a necessary conversion.
23825 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23826 names we didn't value number.
23827 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23829 2009-04-15 Richard Guenther <rguenther@suse.de>
23831 PR tree-optimization/39764
23832 * tree-ssa-ccp.c (get_value): Canonicalize value with
23833 canonicalize_float_value.
23835 2009-04-15 Jan Hubicka <jh@suse.cz>
23837 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23838 Wrong version of patch.
23840 2009-04-15 Jan Hubicka <jh@suse.cz>
23842 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23844 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23846 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23847 our distinct integral and vector types.
23849 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23851 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23852 * init.c (build_vtbl_address): Remove call to assemble_external.
23854 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23856 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23857 output for other floating point modes.
23859 2009-04-14 Diego Novillo <dnovillo@google.com>
23861 * diagnostic.c (diagnostic_report_diagnostic): Do not
23862 warn about loaded plugins for DK_ERROR and DK_WARNING.
23863 * c-decl.c (declspecs_add_type): Move call to
23864 invoke_plugin_callbacks ...
23865 * c-parser.c (c_parser_declspecs): ... here.
23866 * plugin.c (dump_active_plugins): Tidy output.
23868 2009-04-14 Diego Novillo <dnovillo@google.com>
23869 Le-Chun Wu <lcwu@google.com>
23871 * configure.ac: Add --enable-plugin support.
23872 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23873 * Makefile.in (PLUGIN_H): Define.
23874 Export ENABLE_PLUGIN and GMPINC to site.exp.
23875 Add PLUGINLIBS to link command.
23876 Add/modify dependencies for plugin.o and files including plugin.h.
23878 * config.in: Regenerate.
23880 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23883 2009-04-14 Le-Chun Wu <lcwu@google.com>
23885 * tree-pass.h (register_one_dump_file): Add a prototype for
23886 register_one_dump_file.
23887 * toplev.c (compile_file): Call initialize_plugins.
23888 (do_compile): Call invoke_plugin_callbacks.
23889 (toplev_main): Call invoke_plugin_callbacks.
23890 * common.opt: Add -fplugin= and -fplugin-arg-.
23891 * gcc-plugin.h: New public header file for plugins to include.
23892 * plugin.c: New source file.
23893 * plugin.h: New internal header file.
23894 * passes.c (register_one_dump_file): Make it external.
23896 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23898 2009-04-14 Diego Novillo <dnovillo@google.com>
23900 * doc/plugins.texi: New.
23901 * doc/gccint.texi: Add reference to Plugins chapter.
23902 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23903 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23904 loaded plugins, if any.
23905 * timevar.def (TV_PLUGIN_INIT): Define.
23906 (TV_PLUGIN_RUN): Define.
23907 * plugin.c: Include timevar.h
23908 (plugins_active_p): New.
23909 (dump_active_plugins): New.
23910 (debug_active_plugins): New.
23912 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23914 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23916 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23918 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23920 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23921 the same as a minus without a shift.
23923 2009-04-14 Nick Clifton <nickc@redhat.com>
23925 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23926 comparisons with small integers will always produce a short
23929 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23932 2008-12-19 Diego Novillo <dnovillo@google.com>
23934 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23936 2009-04-14 Richard Guenther <rguenther@suse.de>
23938 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23940 (verify_gimple_assign_binary): Likewise. Handle shifts and
23942 (verify_gimple_phi): Print the mismatched argument position.
23943 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23945 (vect_update_init_of_dr): Likewise.
23946 * matrix-reorg.c (transform_access_sites): Do what the
23948 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23950 2009-04-13 Michael Eager <eager@eagercon.com>
23952 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23953 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23954 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23955 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23956 remove duplicate config
23958 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23960 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23961 file_name:line_number type locator of the call site.
23963 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23965 * genautomata.c: Put blank after comma.
23966 (automaton_decls): New.
23967 (struct unit_usage): Add comments to member next.
23968 (store_alt_unit_usage): Keep the list ordered.
23969 (unit_present_on_list_p, equal_alternatives_p): New.
23970 (check_regexp_units_distribution): Check units distribution
23971 correctness correctly.
23972 (main): Don't write automata if error is found. Return correct
23975 * config/m68k/cf.md (cfv4_ds): Remove.
23976 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23977 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23979 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23980 power4-load-ext, power4-store, power4-store-update,
23981 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23982 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23983 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23984 power4-sqrt, power4-isync): Modify reservation to make correct
23985 unit distribution to automata.
23987 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23988 power5-store-update, power5-two, power5-three, power5-lmul,
23989 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23991 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23993 * except.c (pass_set_nothrow_function_flags): Set name and add
23995 (set_nothrow_function_flags): Mention in the dump file when
23996 changing a function to nothrow.
23998 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24001 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24002 instead of unsigned long.
24004 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24006 * config/arm/arm.c (return_used_this_function): Remove.
24007 (arm_output_function_prologue): Remove use of
24008 return_used_this_function.
24009 (output_return_instruction): Replace use of
24010 return_used_this_function
24011 by cfun->machine->return_used_this_function.
24012 (arm_output_epilogue): Likewise.
24013 (arm_output_function_epilogue): Likewise.
24014 (thumb_unexpanded_epilogue): Likewise.
24015 * config/arm/arm.h (struct machine_function):
24016 New member return_used_this_function.
24018 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24020 * doc/install.texi: Correct description of default directory for
24021 --with-gxx-include-dir.
24023 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24025 * fold-const.c (build_range_check): Properly deal with enumeral and
24026 boolean base types.
24028 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24030 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24031 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24032 * params.h (MAX_GCSE_PASSES): Remove.
24033 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24034 in sequence. Remove ability to run multiple passes.
24035 (bypass_jumps): Report run as third CPROP pass.
24037 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24039 PR middle-end/39651
24040 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24041 when deciding whether the whole SEQUENCE can throw.
24043 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24046 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24047 offseted label references.
24049 2009-04-11 Jan Hubicka <jh@suse.cz>
24051 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24053 2009-04-11 Richard Guenther <rguenther@suse.de>
24055 PR middle-end/39732
24056 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24057 return variables as TREE_ADDRESSABLE.
24059 2009-04-11 Richard Guenther <rguenther@suse.de>
24061 PR tree-optimization/39713
24062 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24063 reference trees have SSA_NAME operands.
24065 2009-04-11 Richard Guenther <rguenther@suse.de>
24068 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24069 address expressions.
24071 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24073 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24074 match changes in Cygwin 1.7
24075 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24076 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24078 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24080 PR tree-optimization/39701
24081 * doc/invoke.texi (Optimization Options): Document change in
24082 meaning and initialization of -fdelete-null-pointer-checks.
24084 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24086 PR middle-end/39701
24087 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24089 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24092 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24094 2009-04-10 Chao-ying Fu <fu@mips.com>
24096 * doc/tm.texi (Instruction Output): Document
24097 TARGET_ASM_FINAL_POSTSCAN_INSN.
24098 * target.h (final_postscan_insn): New field in asm_out.
24099 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24100 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24101 * final.c (final_scan_insn): Call
24102 targetm.asm_out.final_postscan_insn after outputting
24103 an asm macro and a normal instruction.
24105 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24106 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24107 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24108 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24109 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24111 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24113 PR middle-end/39701
24114 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24115 variables as non-NULL even with -fdelete-null-pointer-checks.
24117 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24119 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24121 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24124 * config/i386/i386.c (classify_argument): Handle SCmode with
24125 (bit_offset % 64) != 0.
24127 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24129 * doc/invoke.texi (Optimize Options): Add cross-reference to
24130 -Q --help=optimizers examples.
24132 2009-04-10 Ben Elliston <bje@au.ibm.com>
24135 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24136 regalign for the reg == fpr and TDmode case.
24138 2009-04-09 David Ayers <ayers@fsfe.org>
24141 * objc/objc-act.c (warn_with_method): Remove helper function.
24142 (check_duplicates): Call warning and inform directly.
24143 (really_start_method): Likewise.
24145 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24147 * expmed.c (expand_divmod): Always use a comparison for a division
24148 by a large unsigned integer.
24150 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24151 for things others than variables or functions as nonzero.
24153 2009-04-09 Nick Clifton <nickc@redhat.com>
24155 * unwind-compat.c: Change copyright header to refer to version
24156 3 of the GNU General Public License with version 3.1 of the
24157 GCC Runtime Library Exception and to point readers at the
24158 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24159 * config/alpha/crtfastmath.c: Likewise.
24160 * config/alpha/linux-unwind.h: Likewise.
24161 * config/alpha/qrnnd.asm: Likewise.
24162 * config/alpha/vms-crt0-64.c: Likewise.
24163 * config/alpha/vms-crt0.c: Likewise.
24164 * config/alpha/vms-dwarf2.asm: Likewise.
24165 * config/alpha/vms-dwarf2eh.asm: Likewise.
24166 * config/alpha/vms-psxcrt0-64.c: Likewise.
24167 * config/alpha/vms-psxcrt0.c: Likewise.
24168 * config/alpha/vms_tramp.asm: Likewise.
24169 * config/arc/initfini.c: Likewise.
24170 * config/arc/lib1funcs.asm: Likewise.
24171 * config/arm/bpabi-v6m.S: Likewise.
24172 * config/arm/bpabi.S: Likewise.
24173 * config/arm/bpabi.c: Likewise.
24174 * config/arm/crti.asm: Likewise.
24175 * config/arm/crtn.asm: Likewise.
24176 * config/arm/ieee754-df.S: Likewise.
24177 * config/arm/ieee754-sf.S: Likewise.
24178 * config/arm/lib1funcs.asm: Likewise.
24179 * config/arm/libunwind.S: Likewise.
24180 * config/arm/linux-atomic.c: Likewise.
24181 * config/arm/mmintrin.h: Likewise.
24182 * config/arm/pr-support.c: Likewise.
24183 * config/arm/unaligned-funcs.c: Likewise.
24184 * config/arm/unwind-arm.c: Likewise.
24185 * config/arm/unwind-arm.h: Likewise.
24186 * config/avr/libgcc.S: Likewise.
24187 * config/bfin/crti.s: Likewise.
24188 * config/bfin/crtlibid.s: Likewise.
24189 * config/bfin/crtn.s: Likewise.
24190 * config/bfin/lib1funcs.asm: Likewise.
24191 * config/bfin/linux-unwind.h: Likewise.
24192 * config/cris/arit.c: Likewise.
24193 * config/cris/cris_abi_symbol.c: Likewise.
24194 * config/darwin-64.c: Likewise.
24195 * config/darwin-crt2.c: Likewise.
24196 * config/darwin-crt3.c: Likewise.
24197 * config/darwin.h: Likewise.
24198 * config/dbxelf.h: Likewise.
24199 * config/dfp-bit.c: Likewise.
24200 * config/dfp-bit.h: Likewise.
24201 * config/elfos.h: Likewise.
24202 * config/fixed-bit.c: Likewise.
24203 * config/fixed-bit.h: Likewise.
24204 * config/fp-bit.c: Likewise.
24205 * config/fp-bit.h: Likewise.
24206 * config/fr30/crti.asm: Likewise.
24207 * config/fr30/crtn.asm: Likewise.
24208 * config/fr30/lib1funcs.asm: Likewise.
24209 * config/freebsd-spec.h: Likewise.
24210 * config/frv/cmovd.c: Likewise.
24211 * config/frv/cmovh.c: Likewise.
24212 * config/frv/cmovw.c: Likewise.
24213 * config/frv/frvbegin.c: Likewise.
24214 * config/frv/frvend.c: Likewise.
24215 * config/frv/lib1funcs.asm: Likewise.
24216 * config/glibc-stdint.h: Likewise.
24217 * config/h8300/clzhi2.c: Likewise.
24218 * config/h8300/crti.asm: Likewise.
24219 * config/h8300/crtn.asm: Likewise.
24220 * config/h8300/ctzhi2.c: Likewise.
24221 * config/h8300/fixunssfsi.c: Likewise.
24222 * config/h8300/lib1funcs.asm: Likewise.
24223 * config/h8300/parityhi2.c: Likewise.
24224 * config/h8300/popcounthi2.c: Likewise.
24225 * config/i386/ammintrin.h: Likewise.
24226 * config/i386/att.h: Likewise.
24227 * config/i386/avxintrin.h: Likewise.
24228 * config/i386/biarch64.h: Likewise.
24229 * config/i386/bmmintrin.h: Likewise.
24230 * config/i386/cpuid.h: Likewise.
24231 * config/i386/cross-stdarg.h: Likewise.
24232 * config/i386/crtfastmath.c: Likewise.
24233 * config/i386/crtprec.c: Likewise.
24234 * config/i386/cygming-crtbegin.c: Likewise.
24235 * config/i386/cygming-crtend.c: Likewise.
24236 * config/i386/cygwin.asm: Likewise.
24237 * config/i386/emmintrin.h: Likewise.
24238 * config/i386/gmm_malloc.h: Likewise.
24239 * config/i386/gthr-win32.c: Likewise.
24240 * config/i386/i386.h: Likewise.
24241 * config/i386/immintrin.h: Likewise.
24242 * config/i386/linux-unwind.h: Likewise.
24243 * config/i386/linux64.h: Likewise.
24244 * config/i386/mm3dnow.h: Likewise.
24245 * config/i386/mmintrin-common.h: Likewise.
24246 * config/i386/mmintrin.h: Likewise.
24247 * config/i386/nmmintrin.h: Likewise.
24248 * config/i386/pmm_malloc.h: Likewise.
24249 * config/i386/pmmintrin.h: Likewise.
24250 * config/i386/smmintrin.h: Likewise.
24251 * config/i386/sol2-c1.asm: Likewise.
24252 * config/i386/sol2-ci.asm: Likewise.
24253 * config/i386/sol2-cn.asm: Likewise.
24254 * config/i386/sol2-gc1.asm: Likewise.
24255 * config/i386/tmmintrin.h: Likewise.
24256 * config/i386/unix.h: Likewise.
24257 * config/i386/w32-unwind.h: Likewise.
24258 * config/i386/wmmintrin.h: Likewise.
24259 * config/i386/x86-64.h: Likewise.
24260 * config/i386/x86intrin.h: Likewise.
24261 * config/i386/xmmintrin.h: Likewise.
24262 * config/ia64/crtbegin.asm: Likewise.
24263 * config/ia64/crtend.asm: Likewise.
24264 * config/ia64/crtfastmath.c: Likewise.
24265 * config/ia64/crti.asm: Likewise.
24266 * config/ia64/crtn.asm: Likewise.
24267 * config/ia64/fde-glibc.c: Likewise.
24268 * config/ia64/lib1funcs.asm: Likewise.
24269 * config/ia64/linux-unwind.h: Likewise.
24270 * config/ia64/quadlib.c: Likewise.
24271 * config/ia64/unwind-ia64.c: Likewise.
24272 * config/linux.h: Likewise.
24273 * config/m32c/m32c-lib1.S: Likewise.
24274 * config/m32c/m32c-lib2-trapv.c: Likewise.
24275 * config/m32c/m32c-lib2.c: Likewise.
24276 * config/m32r/initfini.c: Likewise.
24277 * config/m68hc11/larith.asm: Likewise.
24278 * config/m68hc11/m68hc11-crt0.S: Likewise.
24279 * config/m68k/cf.md: Likewise.
24280 * config/m68k/crti.s: Likewise.
24281 * config/m68k/crtn.s: Likewise.
24282 * config/m68k/lb1sf68.asm: Likewise.
24283 * config/m68k/linux-unwind.h: Likewise.
24284 * config/mcore/crti.asm: Likewise.
24285 * config/mcore/crtn.asm: Likewise.
24286 * config/mcore/lib1.asm: Likewise.
24287 * config/mips/linux-unwind.h: Likewise.
24288 * config/mips/loongson.h: Likewise.
24289 * config/mips/mips16.S: Likewise.
24290 * config/mmix/crti.asm: Likewise.
24291 * config/mmix/crtn.asm: Likewise.
24292 * config/pa/fptr.c: Likewise.
24293 * config/pa/hpux-unwind.h: Likewise.
24294 * config/pa/lib2funcs.asm: Likewise.
24295 * config/pa/linux-atomic.c: Likewise.
24296 * config/pa/linux-unwind.h: Likewise.
24297 * config/pa/milli64.S: Likewise.
24298 * config/pa/quadlib.c: Likewise.
24299 * config/pa/stublib.c: Likewise.
24300 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24301 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24302 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24303 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24304 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24305 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24306 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24307 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24308 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24309 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24310 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24311 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24312 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24313 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24314 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24315 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24316 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24317 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24318 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24319 * config/rs6000/750cl.h: Likewise.
24320 * config/rs6000/altivec.h: Likewise.
24321 * config/rs6000/biarch64.h: Likewise.
24322 * config/rs6000/crtresfpr.asm: Likewise.
24323 * config/rs6000/crtresgpr.asm: Likewise.
24324 * config/rs6000/crtresxfpr.asm: Likewise.
24325 * config/rs6000/crtresxgpr.asm: Likewise.
24326 * config/rs6000/crtsavfpr.asm: Likewise.
24327 * config/rs6000/crtsavgpr.asm: Likewise.
24328 * config/rs6000/darwin-asm.h: Likewise.
24329 * config/rs6000/darwin-fallback.c: Likewise.
24330 * config/rs6000/darwin-fpsave.asm: Likewise.
24331 * config/rs6000/darwin-ldouble.c: Likewise.
24332 * config/rs6000/darwin-tramp.asm: Likewise.
24333 * config/rs6000/darwin-unwind.h: Likewise.
24334 * config/rs6000/darwin-vecsave.asm: Likewise.
24335 * config/rs6000/darwin-world.asm: Likewise.
24336 * config/rs6000/e500crtres32gpr.asm: Likewise.
24337 * config/rs6000/e500crtres64gpr.asm: Likewise.
24338 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24339 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24340 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24341 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24342 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24343 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24344 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24345 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24346 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24347 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24348 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24349 * config/rs6000/eabi-ci.asm: Likewise.
24350 * config/rs6000/eabi-cn.asm: Likewise.
24351 * config/rs6000/eabi.asm: Likewise.
24352 * config/rs6000/linux-unwind.h: Likewise.
24353 * config/rs6000/linux64.h: Likewise.
24354 * config/rs6000/paired.h: Likewise.
24355 * config/rs6000/paired.md: Likewise.
24356 * config/rs6000/ppc64-fp.c: Likewise.
24357 * config/rs6000/ppu_intrinsics.h: Likewise.
24358 * config/rs6000/rs6000.h: Likewise.
24359 * config/rs6000/si2vmx.h: Likewise.
24360 * config/rs6000/sol-ci.asm: Likewise.
24361 * config/rs6000/sol-cn.asm: Likewise.
24362 * config/rs6000/spe.h: Likewise.
24363 * config/rs6000/spu2vmx.h: Likewise.
24364 * config/rs6000/sysv4.h: Likewise.
24365 * config/rs6000/tramp.asm: Likewise.
24366 * config/rs6000/vec_types.h: Likewise.
24367 * config/s390/linux-unwind.h: Likewise.
24368 * config/s390/tpf-unwind.h: Likewise.
24369 * config/score/crti.asm: Likewise.
24370 * config/score/crtn.asm: Likewise.
24371 * config/sh/crt1.asm: Likewise.
24372 * config/sh/crti.asm: Likewise.
24373 * config/sh/crtn.asm: Likewise.
24374 * config/sh/divtab-sh4-300.c: Likewise.
24375 * config/sh/divtab-sh4.c: Likewise.
24376 * config/sh/divtab.c: Likewise.
24377 * config/sh/lib1funcs-4-300.asm: Likewise.
24378 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24379 * config/sh/lib1funcs.asm: Likewise.
24380 * config/sh/lib1funcs.h: Likewise.
24381 * config/sh/linux-atomic.asm: Likewise.
24382 * config/sh/linux-unwind.h: Likewise.
24383 * config/sh/shmedia.h: Likewise.
24384 * config/sh/sshmedia.h: Likewise.
24385 * config/sh/ushmedia.h: Likewise.
24386 * config/sparc/crtfastmath.c: Likewise.
24387 * config/sparc/linux-unwind.h: Likewise.
24388 * config/sparc/sol2-c1.asm: Likewise.
24389 * config/sparc/sol2-ci.asm: Likewise.
24390 * config/sparc/sol2-cn.asm: Likewise.
24391 * config/spu/divmodti4.c: Likewise.
24392 * config/spu/divv2df3.c: Likewise.
24393 * config/spu/float_disf.c: Likewise.
24394 * config/spu/float_unsdidf.c: Likewise.
24395 * config/spu/float_unsdisf.c: Likewise.
24396 * config/spu/float_unssidf.c: Likewise.
24397 * config/spu/mfc_multi_tag_release.c: Likewise.
24398 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24399 * config/spu/mfc_tag_release.c: Likewise.
24400 * config/spu/mfc_tag_reserve.c: Likewise.
24401 * config/spu/mfc_tag_table.c: Likewise.
24402 * config/spu/multi3.c: Likewise.
24403 * config/spu/spu_internals.h: Likewise.
24404 * config/spu/spu_intrinsics.h: Likewise.
24405 * config/spu/spu_mfcio.h: Likewise.
24406 * config/spu/vec_types.h: Likewise.
24407 * config/spu/vmx2spu.h: Likewise.
24408 * config/stormy16/stormy16-lib2.c: Likewise.
24409 * config/svr4.h: Likewise.
24410 * config/sync.c: Likewise.
24411 * config/v850/lib1funcs.asm: Likewise.
24412 * config/vxlib-tls.c: Likewise.
24413 * config/vxlib.c: Likewise.
24414 * config/vxworks-dummy.h: Likewise.
24415 * config/xtensa/crti.asm: Likewise.
24416 * config/xtensa/crtn.asm: Likewise.
24417 * config/xtensa/ieee754-df.S: Likewise.
24418 * config/xtensa/ieee754-sf.S: Likewise.
24419 * config/xtensa/lib1funcs.asm: Likewise.
24420 * config/xtensa/lib2funcs.S: Likewise.
24421 * config/xtensa/linux-unwind.h: Likewise.
24422 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24423 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24424 * coretypes.h: Likewise.
24425 * crtstuff.c: Likewise.
24426 * defaults.h: Likewise.
24427 * dwarf2.h: Likewise.
24428 * emutls.c: Likewise.
24429 * gbl-ctors.h: Likewise.
24430 * gcov-io.h: Likewise.
24431 * ginclude/float.h: Likewise.
24432 * ginclude/iso646.h: Likewise.
24433 * ginclude/stdarg.h: Likewise.
24434 * ginclude/stdbool.h: Likewise.
24435 * ginclude/stddef.h: Likewise.
24436 * ginclude/stdfix.h: Likewise.
24437 * ginclude/stdint-gcc.h: Likewise.
24438 * ginclude/tgmath.h: Likewise.
24439 * gthr-aix.h: Likewise.
24440 * gthr-dce.h: Likewise.
24441 * gthr-gnat.c: Likewise.
24442 * gthr-gnat.h: Likewise.
24443 * gthr-lynx.h: Likewise.
24444 * gthr-mipssde.h: Likewise.
24445 * gthr-nks.h: Likewise.
24446 * gthr-posix.c: Likewise.
24447 * gthr-posix.h: Likewise.
24448 * gthr-posix95.h: Likewise.
24449 * gthr-rtems.h: Likewise.
24450 * gthr-single.h: Likewise.
24451 * gthr-solaris.h: Likewise.
24452 * gthr-tpf.h: Likewise.
24453 * gthr-vxworks.h: Likewise.
24454 * gthr-win32.h: Likewise.
24455 * gthr.h: Likewise.
24456 * libgcc2.c: Likewise.
24457 * libgcc2.h: Likewise.
24458 * libgcov.c: Likewise.
24459 * tsystem.h: Likewise.
24460 * typeclass.h: Likewise.
24461 * unwind-c.c: Likewise.
24462 * unwind-compat.h: Likewise.
24463 * unwind-dw2-fde-compat.c: Likewise.
24464 * unwind-dw2-fde-darwin.c: Likewise.
24465 * unwind-dw2-fde-glibc.c: Likewise.
24466 * unwind-dw2-fde.c: Likewise.
24467 * unwind-dw2-fde.h: Likewise.
24468 * unwind-dw2.c: Likewise.
24469 * unwind-dw2.h: Likewise.
24470 * unwind-generic.h: Likewise.
24471 * unwind-pe.h: Likewise.
24472 * unwind-sjlj.c: Likewise.
24473 * unwind.inc: Likewise.
24474 * config/arm/neon-gen.ml: Change generated copyright header to
24475 refer to version 3 of the GNU General Public License with
24476 version 3.1 of the GCC Runtime Library Exception and to point
24477 readers at the COPYING3 and COPYING3.RUNTIME files and the
24478 FSF's license web page.
24479 * config/arm/arm_neon.h: Regenerate.
24481 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24483 * config/cris/cris.md: Change copyright header to refer to version
24484 3 of the GNU General Public License.
24485 * doc/install.texi2html: Change copyright header to refer to version
24486 3 of the GNU General Public License and to point readers at the
24487 COPYING3 file and the FSF's license web page.
24488 * config/vax/linux.h: Likewise.
24490 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24492 * config/i386/i386.md (cmpcc): New.
24493 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24494 (sync_compare_and_swap_cc*): Delete.
24496 * config/s390/s390.c (s390_compare_emitted): Remove.
24497 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24498 s390_compare_emitted used to be handled. Assert that modes match.
24499 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24500 refer to sync_compare_and_swap_ccsi.
24501 * config/s390/s390.h (s390_compare_emitted): Remove.
24502 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24503 instead of s390_compare_emitted.
24504 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24505 instead of s390_compare_emitted.
24506 * config/s390/s390.md (cmpcc): New.
24507 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24508 CC_REGNUM, do not pretend it's set.
24509 (sync_compare_and_swap_cc*): Delete.
24510 * config/s390/predicates.md (cc_reg_operand): New.
24512 * expr.c (sync_compare_and_swap_cc): Delete.
24513 * optabs.h (sync_compare_and_swap_cc): Delete.
24514 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24515 is being used with can_compare_p.
24516 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24517 (find_cc_set): New.
24518 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24519 look for a MODE_CC set instead. Use emit_store_flag.
24520 (expand_compare_and_swap_loop): Likewise, with some additional
24521 complication to avoid a force_reg when useless. Use
24522 emit_cmp_and_jump_insns.
24523 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24524 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24525 sync_compare_and_swap documentation.
24527 2009-04-09 Jan Hubicka <jh@suse.cz>
24529 * except.c (find_prev_try): Break out from ....
24530 (duplicate_eh_regions): ... here; properly update prev_try pointers
24531 when duplication part of tree.
24532 (dump_eh_tree): Improve dumping.
24533 (verify_eh_region): New.
24534 (verify_eh_tree): Use it.
24536 2009-04-06 Richard Guenther <rguenther@suse.de>
24538 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24539 &ARRAY addresses by adjusting their types and prepending
24541 * tree-cfg.c (verify_gimple_assign_single): Verify that
24542 addresses are correct.
24544 2009-04-09 Richard Guenther <rguenther@suse.de>
24546 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24547 indices into an array reference if possible.
24548 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24549 Fold POINTER_PLUS_EXPR statements with invariant address.
24551 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24554 * config.gcc (powerpc64-*-linux*): Always build biarch.
24556 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24559 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24560 it and pedwarn if this results in an INTEGER_CST.
24562 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24564 * doc/install.texi: Update minimum GMP version. Remove obsolete
24565 text in MPFR section.
24567 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24569 * dwarf2out.c (class_scope_p): New static inline.
24570 (class_or_namespace_scope_p): Use it.
24571 (gen_variable_die): Use DW_TAG_member tag for static data member
24572 declarations instead of DW_TAG_variable.
24574 PR middle-end/39573
24575 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24578 2009-04-08 Richard Guenther <rguenther@suse.de>
24580 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24581 valueize random data.
24583 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24585 * config.gcc (aix tm_file): Add aix-stdint.h.
24586 (aix tm clause use_gcc_stdint): Set to wrap.
24587 * config/rs6000/aix-stdint.h: New file.
24589 2009-04-08 Richard Guenther <rguenther@suse.de>
24591 PR middle-end/36291
24592 * tree-dfa.c (add_referenced_var): Do not recurse into
24593 global initializers.
24594 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24596 (fold_const_aggregate_ref): Likewise.
24598 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24600 * recog.c (ordered_comparison_operator): New.
24601 * gensupport.c (std_preds): Add it.
24602 * doc/md.texi (Machine-Independent Predicates): Document it.
24604 2009-04-08 Jan Hubicka <jh@suse.cz>
24606 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24607 * function.h (rtl_eh): Remove exception_handler_label_map.
24608 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24609 remove_exception_handler_label, for_each_eh_label_1): Remove.
24610 (rtl_remove_unreachable_regions): Remove.
24611 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24612 (find_exception_handler_labels): Don't build the hashtable.
24613 (maybe_remove_eh_handler): Remove.
24614 (for_each_eh_label): Rewrite to walk the tree.
24615 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24616 * except.h (maybe_remove_eh_handler): Remove.
24617 * passes.c (init_optimization_passes): Schedule second EH cleanup
24619 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24620 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24622 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24624 * genoutput.c (validate_optab_operands): New.
24625 (gen_insn, gen_expand): Call it.
24627 * genflags.c (gen_insn): Detect misused iterators.
24628 (main): Pass line_no to gen_insn, exit with status 1 on error.
24630 * genextract.c (line_no): Make global.
24631 (VEC_safe_set_locstr): Change assertion to error message.
24632 (main): Exit with status 1 on error.
24634 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24638 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24639 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24640 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24641 * c-convert.c (convert): Do not call fold on results of conversion
24642 functions when the result is a C_MAYBE_CONST_EXPR.
24643 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24644 of __builtin_choose_expr.
24645 * c-typeck.c (remove_c_maybe_const_expr): New.
24646 (build_unary_op, build_conditional_expr, build_compound_expr,
24647 build_binary_op, c_objc_common_truthvalue_conversion): Call
24648 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24651 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24653 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24654 CODE to produce a new one. Add a prototype to use fold_convert_const
24656 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24659 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24660 mix declarations and code.
24662 2009-04-08 Ben Elliston <bje@au.ibm.com>
24664 * gcc.c: Replace `CC' with `GCC' throughout.
24666 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24668 * doc/invoke.texi: Document Atom support.
24670 2009-04-07 Jason Merrill <jason@redhat.com>
24673 * c-common.h, c-common.c: Add flag_pretty_templates.
24674 * c-opts.c (c_common_handle_option): Set it.
24675 * c.opt: Add -fno-pretty-templates.
24676 * doc/invoke.texi (C++ Dialect Options): Likewise.
24678 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24680 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24681 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24682 (ia64_expand_builtin): Likewise.
24684 2009-04-07 Martin Jambor <mjambor@suse.cz>
24686 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24687 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24688 ADDR_EXPRS are include too.
24690 2009-04-07 Richard Guenther <rguenther@suse.de>
24692 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24693 decls are only used if passes as parameters or if they are
24694 local statics and the call is not to a builtin.
24695 (call_may_clobber_ref_p_1): Likewise.
24697 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24699 * expr.c (do_store_flag): Remove last argument. Simplify code
24700 to avoid duplication of tests already done by can_compare_p.
24701 (expand_expr_real_1): Adjust caller.
24703 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24705 * optabs.c (can_compare_p): Test the predicate of a
24706 cbranch and cstore pattern.
24708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24710 * expr.c (convert_move): Use emit_store_flag instead of
24713 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24715 * config/i386/i386.c (ix86_compare_emitted): Remove.
24716 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24717 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24718 * config/i386/i386.h (ix86_compare_emitted): Remove.
24719 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24720 instead of ix86_compare_emitted.
24721 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24723 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24725 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24726 Add t-sysroot-suffix to tmake_file.
24727 * config/print-sysroot-suffix.sh: New file.
24728 * config/t-sysroot-suffix: New file.
24730 2009-04-07 Ben Elliston <bje@au.ibm.com>
24732 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24733 as the latter produces a warning when the target does not support
24736 2009-04-07 Ben Elliston <bje@au.ibm.com>
24738 * dfp.c: Replace type punning assignments with memcpy throughout.
24739 * Makefile.in (dfp.o-warn): Remove.
24741 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24744 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24745 Include soft-fp/t-softfp after rs6000/t-linux64.
24747 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24749 * stor-layout.c (set_sizetype): Use the full precision of their
24750 machine mode for bitsize types.
24752 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24754 * config/i386/i386.md: Revert 2 accidental checkins.
24756 2009-04-06 Joey Ye <joey.ye@intel.com>
24757 Xuepeng Guo <xuepeng.guo@intel.com>
24758 H.J. Lu <hongjiu.lu@intel.com>
24760 Atom pipeline model, tuning and insn selection.
24761 * config.gcc (atom): Add atom config options and target.
24763 * config/i386/atom.md: New.
24765 * config/i386/i386.c (atom_cost): New cost.
24766 (m_ATOM): New macro flag.
24767 (initial_ix86_tune_features): Set m_ATOM.
24768 (x86_accumulate_outgoing_args): Likewise.
24769 (x86_arch_always_fancy_math_387): Likewise.
24770 (processor_target): Add Atom cost.
24771 (cpu_names): Add Atom cpu name.
24772 (override_options): Set Atom ISA.
24773 (ix86_issue_rate): New case PROCESSOR_ATOM.
24774 (ix86_adjust_cost): Likewise.
24776 * config/i386/i386.h (TARGET_ATOM): New target macro.
24777 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24778 (TARGET_OPT_AGU): New target option.
24779 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24780 (processor_type): Add PROCESSOR_ATOM.
24782 * config/i386/i386.md (cpu): Add new value "atom".
24783 (use_carry, movu): New attr.
24784 (atom.md): Include atom.md.
24785 (adddi3_carry_rex64): Set attr "use_carry".
24786 (addqi3_carry): Likewise.
24787 (addhi3_carry): Likewise.
24788 (addsi3_carry): Likewise.
24789 (*addsi3_carry_zext): Likewise.
24790 (subdi3_carry_rex64): Likewise.
24791 (subqi3_carry): Likewise.
24792 (subhi3_carry): Likewise.
24793 (subsi3_carry): Likewise.
24794 (x86_movdicc_0_m1_rex64): Likewise.
24795 (*x86_movdicc_0_m1_se): Likewise.
24796 (x86_movsicc_0_m1): Likewise.
24797 (*x86_movsicc_0_m1_se): Likewise.
24798 (*adddi_1_rex64): Emit add insn as much as possible.
24799 (*addsi_1): Likewise.
24800 (return_internal): Set atom_unit.
24801 (return_internal_long): Likewise.
24802 (return_pop_internal): Likewise.
24803 (*rcpsf2_sse): Set atom_sse_attr attr.
24804 (*qrt<mode>2_sse): Likewise.
24805 (*prefetch_sse): Likewise.
24807 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24809 (ix86_target_macros_internal): Likewise.
24811 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24812 (*prefetch_sse_rex): Likewise.
24813 (sse_rcpv4sf2): Likewise.
24814 (sse_vmrcpv4sf2): Likewise.
24815 (sse_sqrtv4sf2): Likewise.
24816 (<sse>_vmsqrt<mode>2): Likewise.
24817 (sse_ldmxcsr): Likewise.
24818 (sse_stmxcsr): Likewise.
24819 (*sse_sfence): Likewise.
24820 (sse2_clflush): Likewise.
24821 (*sse2_mfence): Likewise.
24822 (*sse2_lfence): Likewise.
24823 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24824 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24825 (avx_movdqu<avxmodesuffix>): Likewise.
24826 (avx_lddqu<avxmodesuffix>): Likewise.
24827 (sse2_movntv2di): Change attr "type" to "ssemov".
24828 (sse2_movntsi): Likewise.
24829 (rsqrtv8sf2): Change attr "type" to "sseadd".
24830 (sse3_addsubv2df3): Set attr "atom_unit".
24831 (sse3_h<plusminus_insn>v4sf3): Likewise.
24832 (*sse2_pmaddwd): Likewise.
24833 (*vec_extractv2di_1_rex64): Likewise.
24834 (*vec_extractv2di_1_avx): Likewise.
24835 (sse2_psadbw): Likewise.
24836 (ssse3_phaddwv8hi3): Likewise.
24837 (ssse3_phaddwv4hi3): Likewise.
24838 (ssse3_phadddv4si3): Likewise.
24839 (ssse3_phadddv2si3): Likewise.
24840 (ssse3_phaddswv8hi3): Likewise.
24841 (ssse3_phaddswv4hi3): Likewise.
24842 (ssse3_phsubwv8hi3): Likewise.
24843 (ssse3_phsubwv4hi3): Likewise.
24844 (ssse3_phsubdv4si3): Likewise.
24845 (ssse3_phsubdv2si3): Likewise.
24846 (ssse3_phsubswv8hi3): Likewise.
24847 (ssse3_phsubswv4hi3): Likewise.
24848 (ssse3_pmaddubsw128): Likewise.
24849 (sse3_pmaddubsw: Likewise.
24850 (ssse3_palignrti): Likewise.
24851 (ssse3_palignrdi): Likewise.
24853 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24855 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24857 2009-04-06 Richard Guenther <rguenther@suse.de>
24859 PR tree-optimization/28868
24860 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24861 of which PHI results we inserted.
24862 (insert_into_preds_of_block): Record inserted PHIs.
24863 (eliminate): Eliminate redundant PHI nodes.
24864 (init_pre): Init inserted_phi_names.
24866 2009-04-06 Richard Guenther <rguenther@suse.de>
24868 PR tree-optimization/39643
24869 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24870 IMAGPART_EXPRs of complex constants.
24871 (execute_fold_all_builtins): If we folded a call queue
24872 TODO_update_address_taken.
24874 2009-04-06 Jan Hubicka <jh@suse.cz>
24876 PR middle-end/39659
24877 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24880 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24882 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24884 (ic_invalidate_array): Likewise.
24886 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24888 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24889 alignment for library calls.
24891 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24893 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24894 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24895 * config/i386/mingw-stdint.h: New file.
24897 2009-04-05 Richard Guenther <rguenther@suse.de>
24899 PR tree-optimization/39648
24900 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24901 our &A vs. &A[0] IL deficiencies.
24903 2009-04-04 Jan Hubicka <jh@suse.cz>
24905 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24906 removed toplevel regions.
24907 (sjlj_mark_call_sites): Likewise.
24909 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24911 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24912 (cygwin tm clause use_gcc_stdint): Set to wrap.
24913 * config/i386/cygwin-stdint.h: New file.
24915 2009-04-04 Richard Guenther <rguenther@suse.de>
24917 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24918 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24919 single-argument PHIs if we are in loop-closed SSA form.
24920 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24921 for the pre-condition.
24922 (slpeel_tree_peel_loop_to_edge): Likewise.
24923 (vect_build_loop_niters): Take an optional sequence to append stmts.
24924 (vect_generate_tmps_on_preheader): Likewise.
24925 (vect_do_peeling_for_loop_bound): Take extra guards for the
24927 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24928 the cost model check.
24929 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24930 guards if we are going to peel. Do not apply versioning in that case.
24931 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24932 (vect_do_peeling_for_loop_bound): Likewise.
24933 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24934 loop bound only record extra pre-conditions, do not apply loop
24937 2009-04-04 Richard Guenther <rguenther@suse.de>
24939 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24942 2009-04-04 Jan Hubicka <jh@suse.cz>
24944 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24945 last_basic_block for size of bb->index indexed array.
24946 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24947 compute_out, link_btr_uses, build_btr_def_use_webs,
24948 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24950 2009-04-04 Jan Hubicka <jh@suse.cz>
24952 * except.c (remove_eh_handler_and_replace): Break out from ...
24953 (remove_eh_handler): ... here.
24954 (bring_to_root): New function.
24955 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24956 handled ones, bring others to root of tree.
24958 2009-04-04 Jan Hubicka <jh@suse.cz>
24960 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24961 (all_phis_safe_to_merge): New function.
24962 (update_info): New structure.
24963 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24964 (cleanup_empty_eh): Update SSA if possible.
24966 2009-04-04 Richard Guenther <rguenther@suse.de>
24968 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24969 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24970 (append_vuse): Likewise.
24972 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24974 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24975 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24976 instead of REG_UNSAVED for DW_CFA_undefined.
24977 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24978 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24981 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24984 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24986 2009-04-04 Richard Guenther <rguenther@suse.de>
24988 PR tree-optimization/8781
24989 PR tree-optimization/37892
24990 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24991 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24992 (valueize_refs): Call it for *& valueizations.
24993 (shared_reference_ops_from_ref): Rename to ...
24994 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24995 (shared_reference_ops_from_call): Rename to ...
24996 (valueize_shared_reference_ops_from_call): ... this and valueize.
24997 (vn_reference_lookup): Update.
24998 (visit_reference_op_call): Likewise.
24999 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25000 (eliminate): Value-replace the call address in call statements.
25002 2009-04-04 Richard Guenther <rguenther@suse.de>
25004 PR tree-optimization/39636
25005 * tree-ssa-forwprop.c
25006 (forward_propagate_addr_into_variable_array_index): Check for
25007 GIMPLE_ASSIGN before accessing the rhs code.
25009 2009-04-03 Jason Merrill <jason@redhat.com>
25011 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25013 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25015 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25016 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25017 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25018 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25019 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25020 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25021 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25022 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25023 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25024 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25025 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25026 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25027 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25028 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25029 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25030 Use fr_reg_or_fp01_operand instead of fr_register_operand
25032 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25033 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25034 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25036 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25038 PR rtl-optimization/39607
25039 PR rtl-optimization/39631
25043 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25044 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25045 instead of DF_LR_OUT.
25046 * ira-lives.c (process_bb_node_lives): Ditto.
25047 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25048 instead of DF_LR_{OUT,IN}.
25049 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25050 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25052 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25054 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25055 (execute_lower_omp): Always run but take the short way out if -fopenmp
25057 (gate_lower_omp): Remove, forcing the pass manager to always run the
25058 pass and always set PROP_gimple_lomp.
25059 (pass_lower_omp): Remove gate function.
25060 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25061 PROP_trees. Instead, require it.
25062 * ipa-cp.c (pass_ipa_cp): Likewise.
25063 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25064 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25065 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25066 and PROP_gimple_leh.
25068 2009-04-03 Richard Guenther <rguenther@suse.de>
25070 PR middle-end/13146
25071 PR tree-optimization/23940
25072 PR tree-optimization/33237
25073 PR middle-end/33974
25074 PR middle-end/34093
25075 PR tree-optimization/36201
25076 PR tree-optimization/36230
25077 PR tree-optimization/38049
25078 PR tree-optimization/38207
25079 PR tree-optimization/38230
25080 PR tree-optimization/38301
25081 PR tree-optimization/38585
25082 PR middle-end/38895
25083 PR tree-optimization/38985
25084 PR tree-optimization/39299
25085 * tree-ssa-structalias.h: Remove.
25086 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25087 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25088 (struct vuse_element_d): Remove.
25089 (struct vuse_vec_d): Likewise.
25090 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25091 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25092 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25093 VUSE_ELEMENT_VAR): Likewise.
25094 (struct voptype_d): Likewise.
25095 (NUM_VOP_FREE_BUCKETS): Likewise.
25096 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25097 (struct stmt_operands_d): Remove.
25098 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25099 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25100 VDEF_NUM, VDEF_VECT): Likewise.
25101 (copy_virtual_operands): Remove.
25102 (operand_build_cmp): Likewise.
25103 (create_ssa_artificial_load_stmt): Likewise.
25104 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25105 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25106 vuse_index and mayuse_index members. Pack and move done and iter_type
25107 members to the front.
25108 (SSA_OP_VMAYUSE): Remove.
25109 (SSA_OP_VIRTUAL_USES): Adjust.
25110 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25111 (unlink_stmt_vdef): Declare.
25112 (add_to_addressable_set): Remove.
25113 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25114 (vrp_visit_stmt): Likewise.
25115 * doc/tree-ssa.texi (Alias analysis): Update.
25116 * doc/invoke.texi (max-aliased-vops): Remove docs.
25117 (avg-aliased-vops): Likewise.
25118 * tree-into-ssa.c (syms_to_rename): Remove.
25119 (need_to_update_vops_p): Likewise.
25120 (need_to_initialize_update_ssa_p): Rename to ...
25121 (update_ssa_initialized_fn): ... this. Track function we are
25123 (symbol_marked_for_renaming): Simplify.
25124 (add_new_name_mapping): Do not set need_to_update_vops_p.
25125 (dump_currdefs): Use SYMS_TO_RENAME.
25126 (rewrite_update_stmt): Always walk all uses/defs.
25127 (dump_update_ssa): Adjust.
25128 (init_update_ssa): Take function argument. Track what we are
25130 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25131 (create_new_def_for): Initialize for cfun, assert we are initialized
25133 (mark_sym_for_renaming): Simplify.
25134 (mark_set_for_renaming): Do not initialize update-ssa.
25135 (need_ssa_update_p): Simplify. Take function argument.
25136 (name_mappings_registered_p): Assert we ask for the correct function.
25137 (name_registered_for_update_p): Likewise.
25138 (ssa_names_to_replace): Likewise.
25139 (release_ssa_name_after_update_ssa): Likewise.
25140 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25141 (dump_decl_set): Do not print a newline.
25142 (debug_decl_set): Do it here.
25143 (dump_update_ssa): And here.
25144 * tree-ssa-loop-im.c (move_computations): Adjust.
25145 (movement_possibility): Likewise.
25146 (determine_max_movement): Likewise.
25147 (gather_mem_refs_stmt): Likewise.
25148 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25149 or NAME_MEMORY_TAG.
25150 * tree-complex.c (update_all_vops): Remove.
25151 (expand_complex_move): Adjust.
25152 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25153 Simplify test for memory referencing statement. Exclude
25154 non-invariant ADDR_EXPRs.
25155 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25156 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25157 (rdg_flag_uses): Likewise.
25158 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25160 (tree_optimize_tail_calls_1): Also split the
25161 edge from the entry block if we have degenerate PHI nodes in
25162 the first basic block.
25163 * tree.c (init_ttree): Remove memory-tag related code.
25164 (tree_code_size): Likewise.
25165 (tree_node_structure): Likewise.
25166 (build7_stat): Re-write to be build6_stat.
25167 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25168 (SSA_VAR_P): Adjust.
25169 (struct tree_memory_tag): Remove.
25170 (struct tree_memory_partition_tag): Likewise.
25171 (union tree_node): Adjust.
25172 (build7): Re-write to be build6.
25173 * tree-pass.h (pass_reset_cc_flags): Remove.
25174 (TODO_update_address_taken): New flag.
25175 (pass_simple_dse): Remove.
25176 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25177 * params.h (MAX_ALIASED_VOPS): Remove.
25178 (AVG_ALIASED_VOPS): Likewise.
25179 * omp-low.c (expand_omp_taskreg): Update SSA form.
25180 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25181 aliases the lhs in a copy stmt.
25182 * tree-ssa-dse.c (struct address_walk_data): Remove.
25183 (memory_ssa_name_same): Likewise.
25184 (memory_address_same): Likewise.
25185 (get_kill_of_stmt_lhs): Likewise.
25186 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25187 unused stores. Look through PHI nodes into post-dominated regions.
25188 (dse_optimize_stmt): Simplify. Properly remove stores.
25189 (tree_ssa_dse): Compute dominators.
25190 (execute_simple_dse): Remove.
25191 (pass_simple_dse): Likewise.
25192 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25193 gimple_loaded_syms and gimple_stored_syms computation.
25194 * toplev.c (dump_memory_report): Dump alias and pta stats.
25195 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25196 (vn_reference_eq): Likewise.
25197 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25198 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25199 valueize_vuses): Remove.
25200 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25201 (get_def_ref_stmt_vuse): ... this.
25202 (vn_reference_lookup_2): New function.
25203 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25204 walking equivalent vuses. Simplify.
25205 (vn_reference_lookup): Likewise.
25206 (vn_reference_insert): Likewise.
25207 (vn_reference_insert_pieces): Likewise.
25208 (visit_reference_op_call): Simplify.
25209 (visit_reference_op_load): Likewise.
25210 (visit_reference_op_store): Likewise.
25211 (init_scc_vn): Remove shared_lookup_vuses initialization.
25212 (free_scc_vn): Remove shared_lookup_vuses freeing.
25213 (sort_vuses, sort_vuses_heap): Remove.
25214 (get_ref_from_reference_ops): Export.
25215 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25216 vector with single vuse pointer.
25217 (vn_reference_lookup_pieces, vn_reference_lookup,
25218 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25219 (shared_vuses_from_stmt): Remove.
25220 (get_ref_from_reference_ops): Declare.
25221 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25222 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25223 memory-tag related code.
25224 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25225 (likely_value): Add comment, skip static-chain of call statements.
25226 (surely_varying_stmt_p): Adjust.
25227 (gimplify_and_update_call_from_tree): Likewise.
25228 (execute_fold_all_builtins): Do not rebuild alias info.
25229 (gimplify_and_update_call_from_tree): Properly update VOPs.
25230 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25231 (copy_ref_info): Remove memory-tag related code.
25232 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25233 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25234 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25236 * tree-ssa-dom.c (gimple_p): Remove typedef.
25237 (eliminate_redundant_computations): Adjust.
25238 (record_equivalences_from_stmt): Likewise.
25239 (avail_expr_hash): Likewise.
25240 (avail_expr_eq): Likewise.
25241 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25242 (stmt_makes_single_load): Likewise.
25243 (stmt_makes_single_store): Likewise.
25244 * tree-ssa-alias.c: Rewrite completely.
25245 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25246 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25247 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25248 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25249 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25250 Remove public functions.
25251 (pass_reset_cc_flags): Remove.
25252 (pass_build_alias): Move ...
25253 * tree-ssa-structalias.c (pass_build_alias): ... here.
25254 * tree-ssa-alias.c (may_be_aliased): Move ...
25255 * tree-flow-inline.h (may_be_aliased): ... here.
25256 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25257 count_uses_and_derefs): Move ...
25258 * gimple.c: ... here.
25259 * gimple.h (count_uses_and_derefs): Declare.
25260 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25261 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25262 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25263 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25264 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25265 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25266 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25268 * tree-dfa.c (refs_may_alias_p): Move ...
25269 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25270 * tree-ssa-alias.h: New file.
25271 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25272 (statement_sink_location): Likewise.
25273 * opts.c (decode_options): Do not adjust max-aliased-vops or
25274 avg-aliased-vops values.
25275 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25276 (TV_CALL_CLOBBER): Likewise.
25277 (TV_FLOW_SENSITIVE): Likewise.
25278 (TV_FLOW_INSENSITIVE): Likewise.
25279 (TV_MEMORY_PARTITIONING): Likewise.
25280 (TV_ALIAS_STMT_WALK): New timevar.
25281 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25282 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25283 (get_address_description): Remove memory-tag related code.
25284 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25285 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25286 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25287 and immediate uses in statements. Document.
25288 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25289 (dump_symbols): Remove.
25290 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25291 * alias.c (get_deref_alias_set): New function split out from ...
25292 (get_alias_set): ... here.
25293 * alias.h (get_deref_alias_set): Declare.
25294 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25295 type parameter. Remove restrict pointer handling. Create a
25296 ref-all pointer in case type-based alias sets do not conflict.
25297 (vect_analyze_data_refs): Remove SMT related code.
25298 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25299 (vectorizable_load): Likewise.
25300 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25301 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25302 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25303 Ignore vops and SMTs.
25304 (dr_analyze_alias): Likewise..
25305 (free_data_ref): Likewise.
25306 (create_data_ref): Likewise.
25307 (analyze_all_data_dependences): Likewise.
25308 (get_references_in_stmt): Adjust.
25309 * tree-flow-inline.h (gimple_aliases_computed_p,
25310 gimple_addressable_vars, gimple_call_clobbered_vars,
25311 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25312 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25313 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25314 gimple_mem_ref_stats): Remove.
25315 (gimple_vop): New function.
25316 (op_iter_next_use): Remove vuses and mayuses cases.
25317 (op_iter_next_def): Remove vdefs case.
25318 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25319 (clear_and_done_ssa_iter): Do not set removed fields.
25320 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25321 Assert we are not iterating over vuses or vdefs if not also
25322 iterating over uses or defs.
25323 (op_iter_init_use): Likewise.
25324 (op_iter_init_def): Likewise.
25325 (op_iter_next_vdef): Remove.
25326 (op_iter_next_mustdef): Likewise.
25327 (op_iter_init_vdef): Likewise.
25328 (compare_ssa_operands_equal): Likewise.
25329 (link_use_stmts_after): Handle vuse operand.
25330 (is_call_used): Use is_call_clobbered.
25331 (is_call_clobbered): Global variables are always call clobbered,
25332 query the call-clobbers bitmap.
25333 (mark_call_clobbered): Ignore global variables.
25334 (clear_call_clobbered): Likewise.
25335 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25336 virtual operands sanity check.
25337 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25339 (TARGET_MEM_REF): Remove TMR_TAG operand.
25340 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25341 Remove call-clobber related code.
25342 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25343 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25344 partitions or escape reason.
25345 (get_single_def_stmt, get_single_def_stmt_from_phi,
25346 get_single_def_stmt_with_phi): Remove.
25347 (dump_referenced_vars): Tidy.
25348 (get_ref_base_and_extent): Allow bare decls.
25349 (collect_dfa_stats): Adjust.
25350 * graphite.c (rename_variables_in_stmt): Adjust.
25351 (graphite_copy_stmts_from_block): Likewise.
25352 (translate_clast): Likewise.
25353 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25355 (translate_vuse_through_block): Use the oracle.
25356 (phi_translate_1): Adjust.
25357 (value_dies_in_block_x): Use the oracle. Cache the outcome
25359 (valid_in_sets): Check if the VUSE for
25360 a REFERENCE is available.
25361 (eliminate): Do not remove stmts during elimination,
25362 instead queue and remove them afterwards.
25363 (do_pre): Do not rebuild alias info.
25364 (pass_pre): Run TODO_rebuild_alias before PRE.
25365 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25366 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25367 (mark_all_v_defs_stmt): Remove.
25368 (mark_all_v_defs_seq): Adjust.
25369 (sra_replace): Likewise.
25370 (scalarize_use): Likewise.
25371 (scalarize_copy): Likewise.
25372 (scalarize_init): Likewise.
25373 (scalarize_ldst): Likewise.
25374 (todoflags): Remove.
25375 (tree_sra): Do not rebuild alias info.
25376 (tree_sra_early): Adjust.
25377 (pass_sra): Run TODO_update_address_taken before SRA.
25378 * tree-predcom.c (set_alias_info): Remove.
25379 (prepare_initializers_chain): Do not call it.
25380 (mark_virtual_ops_for_renaming): Adjust.
25381 (mark_virtual_ops_for_renaming_list): Remove.
25382 (initialize_root_vars): Adjust.
25383 (initialize_root_vars_lm): Likewise.
25384 (prepare_initializers_chain): Likewise.
25385 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25386 (may_propagate_copy_into_stmt): Likewise.
25387 (merge_alias_info): Do nothing for now.
25388 (propagate_tree_value_into_stmt): Adjust.
25389 (stmt_may_generate_copy): Likewise.
25390 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25391 not mark symbols for renaming.
25392 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25393 with the same statement, make sure to update the new pointed-to one.
25394 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25395 call statements, do not mark symbols for renaming.
25396 (mark_operand_necessary): Dump something.
25397 (ref_may_be_aliased): New function.
25398 (mark_aliased_reaching_defs_necessary_1): New helper function.
25399 (mark_aliased_reaching_defs_necessary): Likewise.
25400 (mark_all_reaching_defs_necessary_1): Likewise.
25401 (mark_all_reaching_defs_necessary): Likewise.
25402 (propagate_necessity): Do not process virtual PHIs. For
25403 non-aliased loads mark all reaching definitions as necessary.
25404 For aliased loads and stores mark the immediate dominating
25405 aliased clobbers as necessary.
25406 (visited): New global static.
25407 (perform_tree_ssa_dce): Free visited bitmap after propagating
25409 (remove_dead_phis): Perform simple dead virtual PHI removal.
25410 (remove_dead_stmt): Properly unlink virtual operands when
25412 (eliminate_unnecessary_stmts): Schedule PHI removal after
25414 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25415 (process_replaceable): Likewise.
25416 (find_replaceable_in_bb): Likewise.
25417 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25418 based on the single gimple vop.
25419 (verify_flow_insensitive_alias_info): Remove.
25420 (verify_flow_sensitive_alias_info): Likewise.
25421 (verify_call_clobbering): Likewise.
25422 (verify_memory_partitions): Likewise.
25423 (verify_alias_info): Likewise.
25424 (verify_ssa): Adjust..
25425 (execute_update_addresses_taken): Export. Update SSA
25426 manually. Optimize only when optimizing. Use a local bitmap.
25427 (pass_update_address_taken): Remove TODO_update_ssa, add
25429 (pass_update_address_taken): Just use TODO_update_address_taken.
25430 (init_tree_ssa): Do not initialize addressable_vars.
25431 (verify_ssa): Verify new VUSE / VDEF properties.
25432 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25433 Do not call verify_alias_info.
25434 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25435 Do not free the loaded and stored syms bitmaps. Reset the escaped
25436 and callused solutions. Do not free addressable_vars.
25437 Remove memory-tag related code.
25438 (warn_uninitialized_var): Aliases are always available.
25439 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25440 * lambda-code.c (can_put_in_inner_loop): Adjust.
25441 (can_put_after_inner_loop): Likewise.
25442 (perfect_nestify): Likewise.
25443 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25444 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25445 (vectorizable_conversion): Do not mark symbols for renaming.
25446 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25447 (expand_call_inline): Unlink the calls virtual operands before
25449 (tree_function_versioning): Do not call update_ssa if we are not
25450 updating clones. Simplify.
25451 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25452 (propagate_with_phi): Likewise..
25453 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25454 clobber code. Assert we are not aliased or global.
25455 * tree-flow.h: Include tree-ssa-alias.h
25456 (enum escape_type): Remove.
25457 (struct mem_sym_stats_d): Likewise.
25458 (struct mem_ref_stats_d): Likewise.
25459 (struct gimple_df): Add vop member. Remove global_var,
25460 call_clobbered_vars, call_used_vars, addressable_vars,
25461 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25462 escaped and callused members.
25463 (struct ptr_info_def): Remove all members, add points-to solution
25465 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25466 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25467 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25468 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25469 (tree-ssa-alias.o): Likewise.
25470 (toplev.o): Add tree-ssa-alias.h
25471 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25472 * gimple.c (gimple_set_bb): Fix off-by-one error.
25473 (is_gimple_reg): Do not handle memory tags.
25474 (gimple_copy): Also copy virtual operands.
25475 Delay updating the statement. Do not reset loaded and stored syms.
25476 (gimple_set_stored_syms): Remove.
25477 (gimple_set_loaded_syms): Likewise.
25478 (gimple_call_copy_skip_args): Copy the virtual operands
25479 and mark the new statement modified.
25480 * tree-ssa-structalias.c (may_alias_p): Remove.
25481 (set_uids_in_ptset): Take the alias set to prune with as
25482 parameter. Fold in the alias test of may_alias_p.
25483 (compute_points_to_sets): Compute whether a ptr is dereferenced
25484 in a local sbitmap.
25485 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25486 other ADDRESSOF constraints on the lhs.
25487 (get_constraint_for_component_ref): Assert that we don't get
25488 ADDRESSOF constraints from the base of the reference.
25489 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25490 (struct variable_info): Remove collapsed_to member.
25491 (get_varinfo_fc): Remove.
25492 (new_var_info): Do not set collapsed_to.
25493 (dump_constraint): Do not follow cycles.
25494 (dump_constraint_graph): Likewise.
25495 (build_pred_graph): Likewise.
25496 (build_succ_graph): Likewise.
25497 (rewrite_constraints): Likewise.
25498 (do_simple_structure_copy): Remove.
25499 (do_rhs_deref_structure_copy): Remove.
25500 (do_lhs_deref_structure_copy): Remove.
25501 (collapse_rest_of_var): Remove.
25502 (do_structure_copy): Re-implement.
25503 (pta_stats): New global variable.
25504 (dump_pta_stats): New function.
25505 (struct constraint_expr): Make offset signed.
25506 (UNKNOWN_OFFSET): Define special value.
25507 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25508 (solution_set_expand): New helper function split out from ...
25509 (do_sd_constraint): ... here.
25510 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25511 (do_ds_constraint): Likewise.
25512 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25513 and CALLUSED = *CALLUSED.
25514 (set_union_with_increment): Make inc argument signed.
25515 (type_safe): Remove.
25516 (get_constraint_for_ptr_offset): Handle unknown and negative
25518 (first_vi_for_offset): Handle offsets before start. Bail
25519 out early for offsets beyond the variable extent.
25520 (first_or_preceding_vi_for_offset): New function.
25521 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25522 Together with ESCAPED = *ESCAPED this properly computes reachability.
25523 (find_what_var_points_to): New function.
25524 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25525 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25526 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25527 pt_solutions_intersect): New functions.
25528 (compute_call_used_vars): Remove.
25529 (compute_may_aliases): New main entry into PTA computation.
25530 * gimple.h (gimple_p): New typedef.
25531 (struct gimple_statement_base): Remove references_memory_p.
25532 (struct gimple_statement_with_memory_ops_base): Remove
25533 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25535 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25536 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25537 gimple_set_references_memory): Remove.
25538 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25539 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25541 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25542 (verify_expr): Allow RESULT_DECL.
25543 (gimple_duplicate_bb): Do not copy virtual operands.
25544 (gimple_duplicate_sese_region): Adjust.
25545 (gimple_duplicate_sese_tail): Likewise.
25546 (mark_virtual_ops_in_region): Remove.
25547 (move_sese_region_to_fn): Do not call it.
25548 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25549 and pass_simple_dse.
25550 (execute_function_todo): Handle TODO_update_address_taken,
25551 call execute_update_addresses_taken for TODO_rebuild_alias.
25552 (execute_todo): Adjust.
25553 (execute_one_pass): Init dump files early.
25554 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25556 (create_general_new_stmt): Clear vops.
25557 * tree-ssa-reassoc.c (get_rank): Adjust.
25558 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25559 symbols for renaming.
25560 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25561 (PARAM_AVG_ALIASED_VOPS): Likewise.
25562 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25563 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25564 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25565 (operand_build_cmp, copy_virtual_operands,
25566 create_ssa_artificial_load_stmt, add_to_addressable_set,
25567 gimple_add_to_addresses_taken): Remove public functions.
25568 (unlink_stmt_vdef): New function.
25570 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25572 * config.gcc (powerpc-*-linux*): Merge variants.
25574 2009-04-02 Chao-ying Fu <fu@mips.com>
25575 James Grosbach <james.grosbach@microchip.com>
25577 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25578 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25580 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25581 keep_interrupts_masked_p, use_debug_exception_return_p.
25582 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25583 keep_interrupts_masked, use_debug_exception_return.
25584 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25585 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25587 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25588 (mips_print_operand): Process COP0 registers to print $0 .. $31
25589 correctly for GAS to process.
25590 (mips_interrupt_extra_call_saved_reg_p): New function.
25591 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25593 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25594 (mips_compute_frame_info): Add supports for interrupt context that
25595 includes doubleword accumulators and COP0 registers.
25596 (mips_for_each_saved_acc): New function.
25597 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25598 mips_for_each_saved_reg.
25599 (mips_save_reg): Save accumulators.
25600 (mips_kernel_reg_p): A new for_each_rtx callback.
25601 (mips_expand_prologue): Support interrupt handlers.
25602 (mips_restore_reg): Restore accumulators.
25603 (mips_expand_epilogue): Support interrupt handlers.
25604 (mips_can_use_return_insn): Return false for interrupt handlers.
25605 (mips_epilogue_uses): New function.
25606 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25607 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25608 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25609 cop0_move): New instructions.
25610 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25611 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25613 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25615 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25616 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25617 interrupt handlers, we use K0 as the temporary register.
25618 (EPILOGUE_USES): Change to a function call.
25619 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25620 handlers, we use K0 as the temporary register.
25622 * doc/extend.texi (Function Attributes): Document interrupt,
25623 use_shadow_register_set, keep_interrupts_masked,
25624 use_debug_exception_return for MIPS attributes.
25626 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25628 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25629 Remove a number of t-files from tmake_file.
25630 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25631 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25632 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25633 target_prototype, not TARGET_PROTOTYPE.
25634 (LINK_OS_GNU_SPEC): Define.
25635 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25636 and darwin-ldoubdle.c.
25638 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25641 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25642 (cpp_options): Ditto.
25643 (default_compilers): Ditto.
25644 (display_help): Ditto.
25645 (process_command): Ditto.
25646 (do_spec_1): Ditto.
25647 (set_input): Use lbasename instead of duplicate code.
25648 (save_temps_prefix): New static for -save-temps=obj.
25649 (save_temps_length): Ditto.
25651 * doc/invoke.texi (-save-temps=obj): Document new variant to
25652 -save-temps switch.
25654 2009-04-02 Jeff Law <law@redhat.com>
25656 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25659 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25661 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25662 * configure: Regenerated.
25664 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25666 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25667 share the argument list.
25669 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25673 2009-02-12 Diego Novillo <dnovillo@google.com>
25675 * varpool.c (debug_varpool): New.
25676 * cgraph.h (debug_varpool): Declare.
25678 2009-04-02 Jan Hubicka <jh@suse.cz>
25680 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25683 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25685 * config/i386/i386.c (ix86_abi): Move initialization to ...
25686 (override_options): Here.
25688 2009-04-02 Christian Bruel <christian.bruel@st.com>
25690 * config/sh/sh.c (sh_dwarf_register_span): New function.
25691 (TARGET_DWARF_REGISTER_SPAN): Define.
25692 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25694 2009-04-02 Ira Rosen <irar@il.ibm.com>
25696 PR tree-optimization/39595
25697 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25698 interleaved loads group is not greater than the SLP group size.
25700 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25702 * builtins.c (is_builtin_name): New.
25703 (called_as_built_in): Use is_builtin_name.
25704 * tree.h (is_builtin_name): New.
25705 * varasm.c (incorporeal_function_p): Use is_builtin_name
25707 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25709 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25711 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25714 * c-decl.c (clone_underlying_type): Move this ...
25715 * c-common.c (set_underlying_type): ... here.
25716 Also, make sure the function properly sets TYPE_STUB_DECL() on
25717 the newly created typedef variant type.
25718 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25719 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25722 2009-04-02 Richard Guenther <rguenther@suse.de>
25724 PR tree-optimization/37221
25725 * tree-flow.h (degenerate_phi_result): Declare.
25726 * tree-ssa-dom.c (degenerate_phi_result): Export.
25727 * tree-scalar-evolution.c (analyze_initial_condition): If
25728 the initial condition is defined by a degenerate PHI node
25729 use the degenerate value.
25731 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25733 PR rtl-optimization/39588
25734 * combine.c (merge_outer_ops): Do not set the constant when this
25736 (simplify_shift_const_1): Do not modify it either in this case.
25738 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25740 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25741 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25743 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25746 * c-lex.c (interpret_float): Default (no suffix) is double.
25748 2009-04-1 Xinliang David Li <davidxl@google.com>
25750 * config/i386/i386.c (legitimate_constant_p): Recognize
25751 all one vector constant.
25753 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25755 * config/vax/vax.c: Add #includes to silence warnings.
25756 Change #include order to silence two warnings.
25758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25760 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25761 (ASM_SPEC): Pass -k to the assembler for PIC code.
25763 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25765 * config.gcc: Add vax-*-linux* to the switch.
25766 * config/vax/linux.h: New file. (TARGET_VERSION,
25767 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25769 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25771 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25772 Use predicate macros instead of GET_CODE() == foo.
25773 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25774 ashlsi3, rotrsi3, <unnamed>): Likewise.
25776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25778 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25779 jbbccihi, jbbccisi): Remova trailing whitespace.
25780 * config/vax/constraints.md: Likewise.
25781 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25782 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25783 * config/vax/predicates.md: Likewise.
25784 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25785 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25786 * config/vax/vax.h: Likewise.
25787 * config/vax/vax.md (nonlocal_goto): Likewise.
25789 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25791 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25792 (indirectable_address_p, adjacent_operands_p): Add spaces around
25794 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25796 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25798 * config/vax/vax.c (legitimate_constant_address_p,
25799 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25800 index_term_p, reg_plus_index_p, legitimate_address_p,
25801 vax_mode_dependent_address_p): Update comments to match functions
25802 modified by the recent int->bool conversion.
25804 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25806 * config/vax/builtins.md: Update copyright message.
25807 * config/vax/constraints.md: Likewise.
25808 * config/vax/netbsd-elf.h: Likewise.
25809 * config/vax/predicates.md: Likewise.
25810 * config/vax/vax-protos.h: Likewise.
25811 * config/vax/vax.c: Likewise.
25812 * config/vax/vax.h: Likewise.
25813 * config/vax/vax.md: Likewise.
25814 * config/vax/vax.opt: Likewise.
25816 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25818 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25819 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25820 * config/vax/constraints.md (B, R): Likewise.
25821 * config/vax/predicates.md (external_memory_operand,
25822 nonimmediate_addsub_di_operand): Likewise.
25823 * config/vax/vax.c (vax_output_int_add): Likewise.
25824 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25825 untyped_call): Likewise.
25827 2009-04-01 Matt Thomas <matt@3am-software.com>
25829 * config/vax/predicates.md: New file.
25830 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25831 external_const_operand, nonsymbolic_operand, external_memory_operand,
25832 indirect_memory_operand, indexed_memory_operand,
25833 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25834 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25836 * config/vax/constraints.md: New file.
25837 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25839 * config/vax/builtins.md: New file.
25840 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25841 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25843 * config/vax/vax.opt (mqmath): Add option.
25844 * config/vax/vax.md (isfx): Extend with DI.
25845 (VAXintQH, VAXintQHSD): Define.
25846 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25847 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25848 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25849 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25850 (movdi): Update constraints and use vax_output_int_move().
25851 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25852 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25853 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25854 nonlocal_goto): New.
25855 (mov<mode>): Extend accepted operand types.
25856 (subdi3_old): Rename from subdi3, change update constraints and use
25857 a new implementation.
25858 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25859 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25860 MOVE_RATIO, CLEAR_RATIO): Define.
25861 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25862 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25863 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25864 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25865 (split_quadword_operands): Make static and really allow variable
25867 (print_operand_address): Update for PIC generation.
25868 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25869 indexable_address_p, fixup_mathdi_operand,
25870 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25871 (vax_float_literal, legitimate_constant_p,
25872 indirectable_constant_address_p, index_term_p,
25873 reg_plus_index_p): Return bool instead of int.
25874 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25876 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25878 (vax_output_conditional_branch): Indent.
25879 (legitimate_constant_address_p, indirectable_constant_address_p,
25880 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25881 vax_mode_dependent_address_p): Return bool instead of int, update for
25883 * config/vax/vax-protos.h (legitimate_constant_address_p,
25884 legitimate_constant_p, legitimate_address_p,
25885 vax_mode_dependent_address_p): Change declaration to bool.
25886 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25887 vax_expand_addsub_di_operands, vax_output_int_subtract,
25888 vax_output_movmemsi): Declare.
25889 (split_quadword_operands, vax_float_literal): Delete declaration.
25890 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25891 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25892 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25893 ASM_OUTPUT_DWARF_PCREL): Define.
25894 (ASM_SPEC): Change definition to allow PIC generation.
25896 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25898 * doc/sourcebuild.texi: Update front-end requirements.
25900 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25903 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25904 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25905 (booldi3_internal3): Use boolean_or_operator instead of
25908 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25911 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25912 declarator whose size is not an integer constant expression but
25913 folds to an integer constant, then treat it as a constant
25916 2009-04-01 Richard Guenther <rguenther@suse.de>
25918 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25919 i * 4 + 2 to (i * 2 + 1) * 2.
25921 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25924 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25925 return if c_parser_asm_string_literal returned NULL.
25927 2009-04-01 Nick Clifton <nickc@redhat.com>
25929 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25931 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25932 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25933 other typedefs to avoid conflicts with libgcc2.c. Define labels
25934 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25936 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25937 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25940 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25942 * varasm.c (default_function_rodata_section): Declare DOT as
25945 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25946 Andrey Galkin <agalkin@hypercom.com>
25949 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25950 Make object_name unique for each process.
25952 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25955 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25956 addressable variables in the parallel that could go out of scope while
25957 running queued tasks.
25959 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25961 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25962 (CASE_VALUES_THRESHOLD): Redefine.
25963 * config/avr/avr.c (avr_override_options): Remove initialization of
25964 avr_case_values_threshold variable.
25965 (avr_case_values_threshold): Remove variable. Add new function.
25966 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25967 * config/avr/avr.opt (mno-tablejump): Remove option.
25968 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25970 2009-04-01 DJ Delorie <dj@redhat.com>
25972 * varasm.c (default_function_rodata_section): Don't assume
25973 anything about where the first '.' in the section name is.
25975 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25977 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25978 rs6000_emit_stack_tie.
25980 2009-03-31 Ian Lance Taylor <iant@google.com>
25982 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25983 gimple_code with GIMPLE_RESX, not RESX.
25985 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25987 * c-common.c (c_get_ident): New.
25988 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25990 2009-04-01 Ben Elliston <bje@au.ibm.com>
25992 * config/rs6000/sysv4.opt (msdata): Improve option description.
25994 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25996 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25997 (divdf3_internal_lat): Remove.
25998 (divxf3_internal_lat): Remove.
25999 (divxf3_internal_thr): Remove.
26000 (divxf): Use divxf3_internal.
26001 * config/ia64/div.md (divsf3_internal_lat): New.
26002 (divdf3_internal_lat): New.
26003 (divxf3_internal): New.
26005 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26008 * Makefile.in (USE_GCC_STDINT): Define.
26009 (stmp-int-hdrs): Install stdint.h if applicable.
26010 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26012 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26013 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26014 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26015 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26016 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26017 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26018 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26019 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26020 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26021 (c_common_nodes_and_builtins): Initialize
26022 underlying_wchar_type_node. Do not initialize
26023 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26024 nodes for new types.
26025 (c_stddef_cpp_builtins): Define macros for new types.
26026 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26028 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26029 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26030 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26031 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26032 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26033 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26034 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26035 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26036 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26037 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26038 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26039 int16_type_node, int32_type_node, int64_type_node,
26040 uint8_type_node, uint16_type_node, c_uint32_type_node,
26041 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26042 int_least32_type_node, int_least64_type_node,
26043 uint_least8_type_node, uint_least16_type_node,
26044 uint_least32_type_node, uint_least64_type_node,
26045 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26046 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26047 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26048 uintptr_type_node): Define.
26049 * c-cppbuiltin.c (builtin_define_constants,
26050 builtin_define_type_minmax): New.
26051 (builtin_define_stdint_macros): Define more macros.
26052 (c_cpp_builtins): Define more limit macros.
26053 (type_suffix): New.
26054 (builtin_define_type_max): Define in terms of
26055 builtin_define_type_minmax. Remove is_long parameter. All
26057 * config.gcc (use_gcc_stdint): Define.
26058 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26059 Add newlib-stdint.h for generic targets.
26060 * config/glibc-stdint.h, config/newlib-stdint.h,
26061 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26062 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26063 * config/score/score.h (UINTPTR_TYPE): Define.
26064 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26065 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26066 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26067 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26068 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26069 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26070 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26071 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26072 * config/spu/spu.h (STDINT_LONG32): Define.
26073 * configure.ac (use_gcc_stdint): Substitute.
26074 * configure: Regenerate.
26075 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26076 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26077 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26078 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26079 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26080 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26081 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26082 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26083 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26084 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26085 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26086 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26087 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26088 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26089 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26090 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26091 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26092 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26093 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26094 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26095 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26096 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26097 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26098 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26099 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26100 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26101 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26102 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26103 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26105 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26107 * loop-iv.c (suitable_set_for_replacement): Renamed from
26108 simplify_using_assignment; changed to return bool and to accept new
26109 args DEST and SRC. Return true iff we find a source/destination pair
26110 that can be used to make a replacement, and fill SRC and DEST if so.
26111 Remove arg ALTERED. Don't deal with altered regs here. All callers
26113 (simplify_using_initial_values): Deal with altered regs here and track
26114 more precisely the effect they have on the validity of our expression.
26116 * loop-iv.c (simplify_using_condition): A condition of the form
26117 (EQ REG CONST) can be used to simply make a substitution.
26118 (simplify_using_initial_values): Keep track of conditions we have seen
26119 and keep using them to simplify new expressions, while applying the
26120 same substitutions to them as to the expression.
26122 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26123 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26126 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26127 changed. Use this when trying to improve the upper bound.
26128 Generate the comparison by using simplify_gen_relational.
26130 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26132 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26134 (simplify_using_assignment, simplify_using_initial_values): Call
26135 replace_in_expr to make replacements. Call replace_single_def_regs
26136 once on the initial version of the expression.
26138 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26141 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26143 2009-03-31 Richard Guenther <rguenther@suse.de>
26145 PR middle-end/31029
26146 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26147 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26149 2009-03-31 Richard Guenther <rguenther@suse.de>
26151 * tree.h (div_if_zero_remainder): Declare.
26152 * fold-const.c (div_if_zero_remainder): Export.
26153 * tree-ssa-forwprop.c
26154 (forward_propagate_addr_into_variable_array_index): Handle
26155 constant array index addition outside of the variable index.
26157 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26160 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26161 define_splits, floatunssi<mode>2): Require x87 conversions from
26162 DImode to be permitted.
26164 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26166 PR preprocessor/15638
26167 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26169 2009-03-31 Richard Guenther <rguenther@suse.de>
26171 PR middle-end/23401
26172 PR middle-end/27810
26173 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26174 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26175 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26176 a separate statement.
26177 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26178 (lookup_tmp_var): Likewise.
26179 (is_gimple_formal_tmp_or_call_rhs): Remove.
26180 (is_gimple_reg_or_call_rhs): Rename to ...
26181 (is_gimple_reg_rhs_or_call): ... this.
26182 (is_gimple_mem_or_call_rhs): Rename to ...
26183 (is_gimple_mem_rhs_or_call): ... this.
26184 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26185 DECL_GIMPLE_REG_P only if is_formal is true.
26186 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26187 for non-proper post-modify expression gimplification.
26188 (gimplify_self_mod_expr): For post-modify expressions gimplify
26189 the lvalue to a minimal lvalue.
26190 (rhs_predicate_for): Remove formal temp case.
26191 (gimplify_modify_expr_rhs): Likewise.
26192 (gimplify_addr_expr): Use is_gimple_reg.
26193 (gimplify_expr): Remove formal temp cases.
26194 (gimple_regimplify_operands): Likewise.
26195 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26196 and FILTER_EXPR like constants.
26197 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26199 (is_gimple_formal_tmp_rhs): Remove.
26200 (is_gimple_reg_rhs): Remove special casing.
26201 (is_gimple_mem_rhs): Fix.
26202 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26203 (is_gimple_formal_tmp_var): Remove.
26204 (is_gimple_formal_tmp_reg): Likewise.
26205 (is_gimple_min_lval): Allow invariant component ref parts.
26206 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26207 is_gimple_formal_tmp_reg): Remove declarations.
26208 * tree-cfg.c (verify_expr): Verify that variables with address
26209 taken do not have DECL_GIMPLE_REG_P set.
26210 * tree-mudflap.c (mf_build_check_statement_for): Use
26211 force_gimple_operand instead of gimplify_expr.
26213 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26215 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26216 schedulable rows to compute_split_row.
26218 2009-03-31 Ben Elliston <bje@au.ibm.com>
26221 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26224 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26226 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26227 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26228 * configure: Regenerate.
26229 * config.in: Regenerate.
26230 * config/rs6000/rs6000.opt (mtls-markers): Add.
26231 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26232 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26233 (tls_ld_aix, tls_ld_sysv): Likewise.
26234 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26235 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26237 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26239 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26241 2009-03-30 Jan Hubicka <jh@suse.cz>
26243 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26245 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26246 detection and label handling.
26248 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26250 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26251 left_conflicts_size.
26252 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26253 ALLOCNO_LEFT_CONFLICTS_SIZE.
26255 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26256 remove_allocno_from_bucket_and_push,
26257 allocno_spill_priority_compare, push_allocnos_to_stack,
26258 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26259 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26260 (setup_allocno_left_conflicts_num): Ditto. Rename to
26261 setup_allocno_left_conflicts_size.
26262 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26263 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26264 setup_allocno_left_conflicts_size instead of
26265 setup_allocno_left_conflicts_num.
26267 * ira-build.c (ira_create_allocno): Use
26268 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26269 ALLOCNO_LEFT_CONFLICTS_NUM.
26271 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26273 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26274 instead of DF_LR_OUT.
26276 * ira-lives.c (process_bb_node_lives): Ditto.
26278 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26279 instead of DF_LR_{OUT,IN}.
26281 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26283 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26285 2009-03-30 Jan Hubicka <jh@suse.cz>
26287 * except.c (label_to_region_map): Fix thinko.
26289 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26291 PR middle-end/38237
26292 * tree.h (tree_find_value): New declaration.
26293 * tree.c (tree_find_value): New function.
26294 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26296 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26299 * c-decl.c (struct c_binding): Add locus field.
26300 (bind): Add locus argument, set locus field from it.
26301 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26302 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26303 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26304 implicitly_declare, undeclared_variable, lookup_label,
26305 declare_label, c_make_fname_decl, c_builtin_function,
26306 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26309 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26312 * config/i386/i386.c (classify_argument): Check total size of
26315 2009-03-30 Martin Jambor <mjambor@suse.cz>
26317 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26318 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26319 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26322 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26323 seen_variable_array_ref while also traversing a union.
26325 * tree-inline.c (optimize_inline_calls): Do not call
26326 cgraph_node_remove_callees.
26327 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26328 (pass_remove_cgraph_callee_edges): New variable.
26329 * passes.c (init_optimization_passes): Add
26330 pass_remove_cgraph_callee_edges after early inlining and before all
26331 late intraprocedural passes.
26333 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26335 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26337 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26338 Fix typos in names.
26340 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26342 * combine.c (simplify_comparison): Use have_insn_for.
26343 * dojump.c (do_jump): Likewise.
26345 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26347 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26348 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26349 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26350 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26351 instead of sparc_compare_emitted.
26352 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26353 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26354 instead of sparc_compare_emitted.
26356 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26358 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26359 enter/exit cfglayout mode.
26360 (pass_partition_block): Require it.
26361 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26362 (combine_instructions): Track basic blocks instead of labels.
26363 (update_cfg_for_uncondjump): New.
26364 (try_combine): Use it. Update jumps after rescanning.
26365 (pass_combine): Require PROP_cfglayout.
26366 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26368 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26370 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26371 Provide/destroy PROP_cfglayout respectively.
26372 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26373 * tree-pass.h (PROP_cfglayout): New.
26375 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26377 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26378 fold_convert_const_fixed_from_fixed,
26379 fold_convert_const_fixed_from_int,
26380 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26381 set TREE_CONSTANT_OVERFLOW.
26382 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26383 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26385 2009-03-30 Ira Rosen <irar@il.ibm.com>
26387 * tree-vect-loop-manip.c: New file.
26388 * tree-vectorizer.c: Update documentation and included files.
26389 (vect_loop_location): Make extern.
26390 (rename_use_op): Move to tree-vect-loop-manip.c
26391 (rename_variables_in_bb, rename_variables_in_loop,
26392 slpeel_update_phis_for_duplicate_loop,
26393 slpeel_update_phi_nodes_for_guard1,
26394 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26395 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26396 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26397 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26398 find_loop_location): Likewise.
26399 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26400 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26401 get_vectype_for_scalar_type, vect_is_simple_use,
26402 supportable_widening_operation, supportable_narrowing_operation):
26404 (bb_in_loop_p): Move to tree-vect-loop.c.
26405 (new_loop_vec_info, destroy_loop_vec_info,
26406 reduction_code_for_scalar_code, report_vect_op,
26407 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26408 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26409 (vect_supportable_dr_alignment): Likewise.
26410 * tree-vectorizer.h (tree-data-ref.h): Include.
26411 (vect_loop_location): Declare.
26412 Reorganize function declarations according to the new file structure.
26413 * tree-vect-loop.c: New file.
26414 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26415 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26416 * tree-vect-data-refs.c: New file.
26417 * tree-vect-patterns.c (timevar.h): Don't include.
26418 * tree-vect-stmts.c: New file.
26419 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26420 tree-vect-slp.c, tree-vect-loop.c.
26421 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26422 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26423 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26424 (tree-vect-analyze.o): Remove.
26425 (tree-vect-transform.o): Likewise.
26426 (tree-vect-data-refs.o): Add rule.
26427 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26428 tree-vect-slp.o): Likewise.
26429 (tree-vect-patterns.o): Remove redundant dependencies.
26430 (tree-vectorizer.o): Likewise.
26431 * tree-vect-slp.c: New file.
26433 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26435 * optc-gen.awk: Warn if an option flag has multiple different
26438 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26440 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26441 -floop-block): Document dependences on PPL, CLooG and Graphite.
26443 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26445 PR rtl-optimization/323
26446 * c-common.c (c_fully_fold, convert_and_check,
26447 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26448 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26449 * c-common.def (EXCESS_PRECISION_EXPR): New.
26450 * c-cppbuiltin.c (builtin_define_float_constants): Define
26451 constants with enough digits for long double.
26452 * c-lex.c (interpret_float): Interpret constant with excess
26453 precision where appropriate.
26454 * c-opts.c (c_common_post_options): Set
26455 flag_excess_precision_cmdline. Give an error for
26456 -fexcess-precision=standard for C++ for processors where the
26457 option is significant.
26458 * c-parser.c (c_parser_conditional_expression): Handle excess
26459 precision in condition.
26460 * c-typeck.c (convert_arguments): Handle arguments with excess
26462 (build_unary_op): Move excess precision outside operation.
26463 (build_conditional_expr): Likewise.
26464 (build_compound_expr): Likewise.
26465 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26466 (build_modify_expr): Handle excess precision in RHS.
26467 (convert_for_assignment): Handle excess precision in converted
26469 (digest_init, output_init_element, process_init_element): Handle
26470 excess precision in initializer.
26471 (c_finish_return): Handle excess precision in return value.
26472 (build_binary_op): Handle excess precision in operands and add
26473 excess precision as needed for operation.
26474 * common.opt (-fexcess-precision=): New option.
26475 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26476 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26477 For standard excess precision, output explicit conversion to and
26478 truncation from XFmode.
26479 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26480 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26481 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26482 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26483 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26484 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26485 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26486 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26487 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26488 define_splits, sqrt<mode>2): Disable where appropriate for
26489 standard excess precision.
26490 * convert.c (convert_to_real): Do not shorten arithmetic to type
26491 for which excess precision would be used.
26492 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26493 * doc/invoke.texi (-fexcess-precision=): Document option.
26494 (-mfpmath=): Correct index entry.
26495 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26496 flag_excess_precision): New.
26497 * langhooks.c (lhd_post_options): Set
26498 flag_excess_precision_cmdline.
26499 * opts.c (common_handle_option): Handle -fexcess-precision=.
26500 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26501 init_excess_precision): New.
26502 (lang_dependent_init_target): Call init_excess_precision.
26503 * tree.c (excess_precision_type): New.
26504 * tree.h (excess_precision_type): Declare.
26506 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26509 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26510 non-lvalue to component.
26512 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26514 PR preprocessor/34695
26515 * Makefile.in (c-opts.o): Depend on c-tree.h.
26516 * c-common.c: Move down include of diagnostic.h.
26517 (done_lexing, c_cpp_error): New.
26518 * c-common.h (done_lexing): Declare.
26519 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26521 * c-opts.c: Include c-tree.h.
26522 (c_common_init_options): Set preprocessor error callback.
26523 (c_common_handle_option): Do not set preprocessor
26524 inhibit_warnings, warnings_are_errors, warn_system_headers,
26525 pedantic_errors or inhibit_warnings flags.
26526 (c_common_post_options): Do not check cpp_errors (parse_in).
26527 (c_common_finish): Do not output dependencies if there were
26528 errors. Do not check return value of cpp_finish.
26529 * c-ppoutput.c (pp_file_change): Set input_location.
26530 * c-tree.h (c_cpp_error): Declare.
26531 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26533 (diagnostic_build_prefix): Check override_column.
26534 * diagnostic.h (diagnostic_info): Add override_column field.
26535 (diagnostic_override_column): Define.
26537 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26539 * c-common.c (c_expand_expr, c_staticp): Remove.
26540 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26541 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26542 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26543 * c-gimplify.c (gimplify_compound_literal_expr,
26544 optimize_compound_literals_in_ctor): Remove.
26545 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26546 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26547 * c-semantics.c (emit_local_var): Remove.
26549 * langhooks-def.h (lhd_expand_expr): Remove.
26550 * langhooks.c (lhd_expand_expr): Remove.
26551 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26553 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26554 handling from c-semantics.c; don't call into langhook.
26555 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26556 * gimplify.c (gimplify_compound_literal_expr,
26557 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26558 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26559 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26560 as was done in c-gimplify.c.
26561 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26562 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26563 Move from c-common.h.
26564 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26566 * tree.c (staticp): Do not call langhook.
26567 * langhooks.c (lhd_staticp): Delete.
26568 * langhooks-def.h (lhd_staticp): Delete prototype.
26569 (LANG_HOOKS_STATICP): Delete.
26570 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26572 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26573 instead of DECL_STMTs.
26575 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26583 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26585 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26586 contained expression.
26587 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26588 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26589 conditional expressions for C.
26590 (decl_constant_value_for_optimization): Move from
26591 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26592 whether optimizing and that the expression is a VAR_DECL not of
26593 array type instead of doing such checks in the caller. Do not
26594 check pedantic. Call gcc_unreachable for C++.
26595 * c-common.def (C_MAYBE_CONST_EXPR): New.
26596 * c-common.h (c_fully_fold, c_save_expr,
26597 decl_constant_value_for_optimization): New prototypes.
26598 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26599 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26600 EXPR_INT_CONST_OPERANDS): Define.
26601 * c-convert.c (convert): Strip nops from expression.
26602 * c-decl.c (groktypename): Take extra parameters expr and
26603 expr_const_operands. Update call to grokdeclarator.
26604 (start_decl): Update call to grokdeclarator. Add statement for
26605 expressions used in type of decl.
26606 (grokparm): Update call to grokdeclarator.
26607 (push_parm_decl): Update call to grokdeclarator.
26608 (build_compound_literal): Add parameter non_const and build a
26609 C_MAYBE_COSNT_EXPR if applicable.
26610 (grokdeclarator): Take extra parameters expr and
26611 expr_const_operands. Track expressions used in declaration
26612 specifiers and declarators. Fold array sizes and track whether
26613 they are constant expressions and whether they are integer
26614 constant expressions.
26615 (parser_xref_tag): Set expr and expr_const_operands fields in
26617 (grokfield): Update call to grokdeclarator.
26618 (start_function): Update call to grokdeclarator.
26619 (build_null_declspecs): Set expr and expr_const_operands fields in
26621 (declspecs_add_type): Handle expressions in typeof specifiers.
26622 * c-parser.c (c_parser_declspecs): Set expr and
26623 expr_const_operands fields for declaration specifiers.
26624 (c_parser_enum_specifier): Likewise.
26625 (c_parser_struct_or_union_specifier): Likewise.
26626 (c_parser_typeof_specifier): Likewise. Update call to
26627 groktypename. Fold expression as needed. Return expressions with
26628 type instead of adding statements.
26629 (c_parser_attributes): Update calls to c_parser_expr_list.
26630 (c_parser_statement_after_labels): Fold expression before passing
26631 to objc_build_throw_stmt.
26632 (c_parser_condition): Fold expression.
26633 (c_parser_asm_operands): Fold expression.
26634 (c_parser_conditional_expression): Use c_save_expr. Update call
26635 to build_conditional_expr.
26636 (c_parser_alignof_expression): Update call to groktypename.
26637 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26638 original_code. Fold expression argument of va_arg. Create
26639 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26640 argument to va_arg. Update calls to groktypename. Fold array
26641 index for offsetof. Verify that first argument to
26642 __builtin_choose_expr has integer type.
26643 (c_parser_postfix_expression_after_paren_type): Update calls to
26644 groktypename and build_compound_literal. Handle expressions with
26645 side effects in type name.
26646 (c_parser_postfix_expression_after_primary): Update call to
26647 c_parser_expr_list. Set original_code for calls to
26648 __builtin_constant_p.
26649 (c_parser_expr_list): Take extra parameter fold_p. Fold
26650 expressions if requested.
26651 (c_parser_objc_type_name): Update call to groktypename.
26652 (c_parser_objc_synchronized_statement): Fold expression.
26653 (c_parser_objc_receiver): Fold expression.
26654 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26655 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26656 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26657 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26658 (struct c_typespec): Add elements expr and expr_const_operands.
26659 (struct c_declspecs): Add elements expr and expr_const_operands.
26660 (groktypename, build_conditional_expr, build_compound_literal):
26662 (in_late_binary_op): Declare.
26663 * c-typeck.c (note_integer_operands): New function.
26664 (in_late_binary_op): New variable.
26665 (decl_constant_value_for_broken_optimization): Move to c-common.c
26666 and rename to decl_constant_value_for_optimization.
26667 (default_function_array_conversion): Do not strip nops.
26668 (default_conversion): Do not call
26669 decl_constant_value_for_broken_optimization.
26670 (build_array_ref): Do not fold result.
26671 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26672 result when operand is a VLA.
26673 (c_expr_sizeof_type): Update call to groktypename. Handle
26674 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26675 result when operand names a VLA type.
26676 (build_function_call): Update call to build_compound_literal.
26677 Only fold result for calls to __builtin_* functions. Strip
26678 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26679 the function designator.
26680 (convert_arguments): Fold arguments. Update call to
26681 convert_for_assignment.
26682 (build_unary_op): Handle increment and decrement of
26683 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26684 decrement earlier. Fold operand of increment and decrement.
26685 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26686 built for integer operand. Wrap returns that are INTEGER_CSTs
26687 without being integer constant expressions or that have integer
26688 constant operands without being INTEGER_CSTs.
26689 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26690 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26691 result is an integer constant expression or can be used in
26692 unevaluated parts of one and avoid folding and wrap as
26693 appropriate. Fold operands before possibly doing -Wsign-compare
26695 (build_compound_expr): Wrap result for C99 if operands can be used
26696 in integer constant expressions.
26697 (build_c_cast): Update call to digest_init. Do not ignore
26698 overflow from casting floating-point constants to integers. Wrap
26699 results that could be confused with integer constant expressions,
26700 null pointer constants or floating-point constants.
26701 (c_cast_expr): Update call to groktypename. Handle expressions
26702 included in type name.
26703 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26704 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26705 Update calls to convert_for_assignment.
26706 (convert_for_assignment): Take new parameter
26707 null_pointer_constant. Do not strip nops or call
26708 decl_constant_value_for_broken_optimization. Set
26709 in_late_binary_op for conversions to boolean.
26710 (store_init_value): Update call to digest_init.
26711 (digest_init): Take new parameter null_pointer_constant. Do not
26712 call decl_constant_value_for_broken_optimization. pedwarn for
26713 initializers not constant expressions. Update calls to
26714 convert_for_assignment.
26715 (constructor_nonconst): New.
26716 (struct constructor_stack): Add nonconst element.
26717 (really_start_incremental_init, push_init_level, pop_init_level):
26718 Handle constructor_nonconst and nonconst element.
26719 (set_init_index): Call constant_expression_warning for array
26721 (output_init_element): Fold value. Set constructor_nonconst as
26722 applicable. pedwarn for initializers not constant expressions.
26723 Update call to digest_init. Call constant_expression_warning
26724 where constant initializers are required.
26725 (process_init_element): Use c_save_expr.
26726 (c_finish_goto_ptr): Fold expression.
26727 (c_finish_return): Fold return value. Update call to
26728 convert_for_assignment.
26729 (c_start_case): Fold switch expression.
26730 (c_process_expr_stmt): Fold expression.
26731 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26732 ensure statement expression is not evaluated in constant expression.
26733 (build_binary_op): Track whether results are integer constant
26734 expressions or may occur in such, disable folding and wrap results
26735 as applicable. Fold operands for -Wsign-compare warnings unless
26737 (c_objc_common_truthvalue_conversion): Handle results folded to
26738 integer constants that are not integer constant expressions.
26739 * doc/extend.texi: Document when typeof operands are evaluated,
26740 that condition of __builtin_choose_expr is an integer constant
26741 expression, and more about use of __builtin_constant_p in
26744 2009-03-29 Richard Guenther <rguenther@suse.de>
26746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26747 propagate addresses of array references.
26749 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26751 * regmove.c (perhaps_ends_bb_p): Remove.
26752 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26753 from INSN and check that the main loop stays within that basic block.
26754 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26755 (regmove_forward_pass): Split out from regmove_optimize. Use
26756 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26757 (regmove_backward_pass): Split out from regmove_optimize. Use
26758 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26759 (regmove_optimize): Simplify.
26761 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26764 * config/i386/i386.c (classify_argument): Ignore flexible array
26765 member in struct and warn ABI change.
26767 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26769 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26771 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26772 (ix86_adjust_cost): Updated.
26774 2009-03-29 Jan Hubicka <jh@suse.cz>
26776 PR middle-end/28850
26777 * tree-pass.h (pass_cleanup_eh): New function.
26778 (remove_unreachable_regions): Break code handling RTL
26779 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26780 that can not be reached by runtime.
26781 (can_be_reached_by_runtime): New function.
26782 (label_to_region_map): New function.
26783 (num_eh_regions): New function.
26784 (rtl_remove_unreachable_regions): New function.
26785 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26786 (remove_eh_region): New function.
26787 * except.h: Include sbitmap and vecprim.
26788 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26789 num_eh_regions): Declare.
26790 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26791 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26792 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26793 (tree_empty_eh_handler_p): New function.
26794 (cleanup_empty_eh): New function.
26795 (cleanup_eh): New function.
26796 (pass_cleanup_eh): New function.
26798 2009-03-29 Jan Hubicka <jh@suse.cz>
26800 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26801 for removed regions.
26803 2009-03-29 Jan Hubicka <jh@suse.cz>
26805 * except.c (dump_eh_tree): Dump all datastructures.
26807 2009-03-29 Jan Hubicka <jh@suse.cz>
26809 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26810 (duplicate_eh_regions_1): Likewise.
26811 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26812 vector; call EH verification.
26813 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26814 Be ready for region being removed.
26816 2009-03-29 Jan Hubicka <jh@suse.cz>
26818 * bitmap.c (bitmap_last_set_bit): New function.
26819 * bitmap.h (bitmap_last_set_bit): Declare.
26821 2009-03-29 David Ayers <ayers@fsfe.org>
26824 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26825 by calling objc_compare_types and surpress warnings about
26826 incompatible C pointers that are compatible ObjC pointers.
26828 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26830 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26831 call initialize_inline_failed.
26832 (initialize_inline_failed): Move it from here ...
26833 * cgraph.c (initialize_inline_failed): ... to here.
26834 (cgraph_create_edge): Call initialize_inline_failed rather than
26835 setting inline_failed directly.
26837 2009-03-29 Ben Elliston <bje@au.ibm.com>
26840 * sysv4.opt (msdata): Improve comment.
26841 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26842 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26844 2009-03-29 Ben Elliston <bje@au.ibm.com>
26847 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26848 load and store attributes.
26850 2009-03-29 Ben Elliston <bje@au.ibm.com>
26852 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26853 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26854 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26855 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26856 __builtin_infq and __builtin_huge_valq.
26858 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26860 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26862 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26863 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26865 2009-03-28 Xinliang David Li <davidxl@google.com>
26867 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26868 (do_dbg_cnt): New function.
26870 2009-03-28 Jan Hubicka <jh@suse.cz>
26872 Merge from pretty-ipa:
26874 2009-03-27 Jan Hubicka <jh@suse.cz>
26876 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26877 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26878 * passes.c (function_called_by_processed_nodes_p): New.
26879 * ipa-pure-const.c (check_call): Fix handling of operands.
26880 (analyze_function): Dump debug output for skipped bodies.
26881 (local_pure_const): Use function_called_by_processed_nodes_p.
26882 * dwarf2out.c (reference_to_unused): Use output.
26883 * passes.c (do_per_function_toporder): Likewise.
26885 2008-11-12 Jan Hubicka <jh@suse.cz>
26887 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26888 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26889 state_set_in_source enum
26890 (check_decl): Ignore memory tags; do not set fake looping flags;
26892 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26893 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26894 (check_call, analyze_function): Rewrite.
26896 (add_new_function): Update call of analyze_function.
26897 (generate_summary): Add call of analyze_function.
26898 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26899 (local_pure_const): New function.
26900 (pass_local_pure_const): New pass.
26901 * ipa-inline.c (inline_transform): Set after_inlining.
26902 * tree-eh.c (stmt_can_throw_external): New.
26903 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26904 work with aliasing built.
26905 * tree-flow.h (stmt_can_throw_external): New.
26906 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26907 and local pure/const pass in early and late optimization queue.
26909 2009-03-28 Martin Jambor <mjambor@suse.cz>
26911 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26913 (fold_binary): Allow function decl aligment consideration is the
26914 second argument is integer constant one.
26915 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26916 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26917 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26919 2009-03-28 Jan Hubicka <jh@suse.cz>
26921 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26922 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26923 * function.h (rtl_data): Add nothrow flag.
26924 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26925 set DECL_NOTHROW for AVAILABLE functions.
26927 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26929 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26930 following vector keyword has expansion starting with pixel or bool
26931 keyword, expand vector to __vector and pixel or bool to __pixel or
26935 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26936 warn_if_disallowed_function_p): Removed.
26937 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26938 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26939 warning_if_disallowed_function_p.
26940 * flags.h (warn_if_disallowed_function_p,
26941 warn_disallowed_functions): Removed.
26942 * common.opt (Wdisallowed-function-list=): Removed.
26943 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26945 2009-03-28 Richard Guenther <rguenther@suse.de>
26947 PR tree-optimization/38723
26948 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26951 2009-03-28 Jan Hubicka <jh@suse.cz>
26953 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26954 test introduced by my previous patch.
26956 2009-03-28 Richard Guenther <rguenther@suse.de>
26958 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26959 the PHIs value undefined.
26961 2009-03-28 Jan Hubicka <jh@suse.cz>
26963 * tree-pass.h (pass_fixup_cfg): New pass.
26964 * ipa-inline.c (inline_transform): Set
26965 always_inline_functions_inlined/after_inlining.
26966 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26967 (pass_fixup_cfg): New pass.
26968 * passes.c (init_optimization_passes): Add fixup_cfg.
26970 2009-03-28 Richard Guenther <rguenther@suse.de>
26972 PR tree-optimization/38458
26973 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26974 argument use the arguments copy-of value.
26976 2009-03-28 Richard Guenther <rguenther@suse.de>
26978 PR tree-optimization/38180
26979 * tree-ssa-ccp.c (get_default_value): Simplify.
26980 (likely_value): Likewise.
26981 (surely_varying_stmt_p): Properly handle VOP case.
26982 (ccp_initialize): Likewise.
26983 (ccp_fold): Handle propagating through *&.
26984 (fold_const_aggregate_ref): Also handle decls.
26986 2009-03-28 Jan Hubicka <jh@suse.cz>
26988 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26989 * cgraph.h (cgraph_node): Likewise.
26990 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26991 (cgraph_reset_node): Use process flag.
26992 (cgraph_mark_functions_to_output): Likewise.
26993 (cgraph_expand_function): Likewise.
26994 (cgraph_expand_all_functions): Likewise.
26995 (cgraph_output_in_order): Likewise.
26996 * dwarf2out.c (reference_to_unused): Likewise.
26997 * passes.c do_per_function_toporder): Likewise.
26999 2009-03-28 Jan Hubicka <jh@suse.cz>
27001 Bring from lto-branch:
27003 2008-09-03 Doug Kwan <dougkwan@google.com>
27005 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27006 enums instead of reason strings.
27007 * cgraph.c (cgraph_create_edge): Same.
27008 (cgraph_inline_failed_string): New function.
27009 * cgraph.h (cgraph_inline_failed_t): New enum type.
27010 (cgraph_inline_failed_string): New prototype.
27011 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27012 char pointer to cgraph_inline_failed_t.
27013 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27014 (cgraph_default_inline_p): Ditto.
27015 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27016 to cgraph_inline_failed_t pointer.
27017 * cif-code.def: New file.
27018 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27020 (cgraph_check_inline_limits): Change type of REASON to pointer to
27021 cgraph_inline_failed_t. Replace reason strings with enums.
27022 (cgraph_default_inline_p): Ditto.
27023 (cgraph_recursive_inlining_p): Ditto.
27024 (update_caller_keys): Change type of FAILED_REASON to
27025 cgraph_inline_failed_t.
27026 (cgraph_set_inline_failed): Change type of REASON to pointer to
27027 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27028 convert enums to strings for text output.
27029 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27030 to be of type cgraph_inline_failed_t. Replace reason strings with
27031 enums. Call cgraph_inline_failed_string to covert enums
27032 to strings for text output.
27033 (cgraph_decide_inlining): Replace reason strings with enums.
27034 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27035 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27037 * tree-inline.c (expand_call_inline): Change type of REASON
27038 to cgraph_inline_failed_t. Replace reason strings with enums.
27039 Call cgraph_inline_failed_string for text output.
27040 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27043 2009-03-28 Jan Hubicka <jh@suse.cz>
27045 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27046 cgraph_clone_node): Remove master clone handling.
27047 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27048 * cgraph.h (master_clone): Remove.
27049 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27050 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27051 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27053 2009-03-28 Jan Hubicka <jh@suse.cz>
27055 * cgraph.c (cgraph_function_body_availability): Functions declared
27056 inline are always safe to assume that it is not going to be replaced.
27058 2009-03-28 Richard Guenther <rguenther@suse.de>
27060 PR tree-optimization/38513
27061 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27063 EXC_PTR_EXPR and FILTER_EXPR.
27064 (get_ref_from_reference_ops): Likewise.
27066 2009-03-28 Richard Guenther <rguenther@suse.de>
27068 PR tree-optimization/38968
27069 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27070 Use FLOOR_MOD_EXPR to compute misalignment.
27072 2009-03-28 Richard Guenther <rguenther@suse.de>
27074 PR tree-optimization/37795
27075 * tree.h (combine_comparisons): Declare.
27076 * fold-const.c (combine_comparisons): Export.
27077 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27079 (ifcombine_iforif): Use combine_comparisons.
27081 2009-03-28 Jan Hubicka <jh@suse.cz>
27083 * tree-eh.c (inlinable_call_p): New function.
27084 (make_eh_edges): Use it.
27085 (verify_eh_edges): Use it.
27086 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27087 * except.c (reachable_next_level): Add inlinable_function argument
27088 (sjlj_find_directly_reachable_regions): Update.
27089 (add_reachable_handler): Do not set saw_any_handlers.
27090 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27091 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27092 Add new inlinable call parameter.
27093 (can_throw_internal, can_throw_external): Update.
27094 * except.h (can_throw_internal_1, can_throw_external_1,
27095 foreach_reachable_handler): Update declaration.
27097 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27099 * config/arm/t-arm-coff, config/h8300/coff.h,
27100 config/i386/i386-aout.h, config/i386/i386-coff.h,
27101 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27102 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27103 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27104 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27105 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27106 sys-types.h: Remove.
27107 * Makefile.in: Remove protoize and fixproto support and references
27109 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27110 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27112 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27113 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27114 unprotoize$(exeext).
27115 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27116 (.PHONY): Don't depend on proto.
27117 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27118 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27119 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27120 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27121 build/gen-protos.o, build/scan.o, xsys-protos.h,
27122 build/fix-header$(build_exeext), build/fix-header.o,
27123 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27124 stmp-install-fixproto): Remove.
27125 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27126 SYSCALLS.c or fixproto files.
27127 (install-common): Don't install protoize.
27128 (install-headers-tar, install-headers-cpio, install-headers-cp):
27129 Don't depend on $(STMP_FIXPROTO).
27130 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27131 install fixproto files or write out fixproto settings.
27132 (uninstall): Don't uninstall protoize.
27133 * config.gcc (use_fixproto): Remove.
27134 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27135 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27136 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27137 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27138 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27139 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27140 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27141 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27142 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27143 * config/t-vxworks (STMP_FIXPROTO): Remove.
27144 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27145 STMP_FIXPROTO): Remove.
27146 * config.in, configure: Regenerate.
27147 * crtstuff.c (gid_t, uid_t): Don't undefine.
27148 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27149 (arm-*-coff, arm-*-aout: Remove target entries.
27150 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27151 Remove mention of AIX 4.1.
27152 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27153 * doc/invoke.texi (Running Protoize): Remove.
27154 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27155 (Protoize Caveats): Remove.
27156 * tsystem.h: Update comments on headers assumed to exist.
27158 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27160 * genautomata.c: Add a new year to the copyright. Add a new
27162 (struct insn_reserv_decl): Add comments for member bypass_list.
27163 (find_bypass): Remove.
27164 (insert_bypass): New.
27165 (process_decls): Use insert_bypass.
27166 (output_internal_insn_latency_func): Output all bypasses with the
27167 same input insn in one switch case.
27169 * rtl.def (define_bypass): Describe bypass choice.
27170 * doc/md.texi (define_bypass): Ditto.
27172 2009-03-27 Richard Guenther <rguenther@suse.de>
27174 * gimplify.c (mark_addressable): Export.
27175 * tree-flow.h (mark_addressable): Declare.
27176 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27177 * tree-ssa.c (verify_phi_args): Verify that address taken
27178 variables have TREE_ADDRESSABLE set.
27180 2009-03-27 Richard Guenther <rguenther@suse.de>
27182 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27183 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27184 Do not mark decls TREE_ADDRESSABLE.
27185 (build_fold_addr_expr): Adjust.
27186 (fold_addr_expr): Remove.
27187 (fold_unary): Use build_fold_addr_expr.
27188 (fold_comparison): Likewise.
27189 (split_address_to_core_and_offset): Likewise.
27190 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27192 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27193 (gimplify_modify_expr_to_memcpy): Mark source and destination
27195 * omp-low.c (create_omp_child_function): Mark the object decl
27197 (lower_rec_input_clauses): Mark the var we take the address of
27199 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27201 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27203 PR middle-end/39315
27204 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27205 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27207 2009-03-27 Richard Guenther <rguenther@suse.de>
27209 PR tree-optimization/39120
27210 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27212 (handle_lhs_call): Process return constraints. Add escape
27213 constraints if necessary.
27214 (handle_const_call): Fill out return constraints. Make nested
27215 case more precise. Avoid consttmp if possible.
27216 (handle_pure_call): Fill out return constraints. Avoid
27217 callused if possible.
27218 (find_func_aliases): Simplify call handling.
27220 2009-03-27 Richard Guenther <rguenther@suse.de>
27222 PR tree-optimization/39120
27223 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27224 as a representative.
27225 (solve_graph): Do propagate CALLUSED.
27226 (handle_pure_call): Use a scalar constraint from CALLUSED for
27228 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27231 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27234 * c-common.c (handle_aligned_attribute): Properly check alignment
27235 overflow. Use (1U << i) instead of (1 << i).
27237 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27239 * expr.h (get_mem_align_offset): Updated.
27241 * tree.h (tree_decl_common): Change align to "unsigned int" and
27242 move it before pointer_alias_set.
27244 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27245 Jakub Jelinek <jakub@redhat.com>
27248 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27249 gr_register_operand with gr_reg_or_0_operand.
27250 (cmpxchg_rel_di): Likewise.
27251 (sync_lock_test_and_set<mode>): Likewise.
27253 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27255 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27256 (true_regnum): Likewise.
27258 * rtlanal.c (subreg_info): Moved to ...
27259 * rtl.h (subreg_info): Here. New.
27260 (subreg_get_info): New.
27262 * rtlanal.c (subreg_get_info): Make it extern.
27264 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27267 * config/i386/i386.c (ix86_abi): New.
27268 (override_options): Handle -mabi=.
27269 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27270 (ix86_call_abi_override): Likewise.
27271 (init_cumulative_args): Likewise.
27272 (function_arg_advance): Likewise.
27273 (function_arg_64): Likewise.
27274 (function_arg): Likewise.
27275 (ix86_pass_by_reference): Likewise.
27276 (ix86_function_value_regno_p): Likewise.
27277 (ix86_build_builtin_va_list_abi): Likewise.
27278 (setup_incoming_varargs_64): Likewise.
27279 (is_va_list_char_pointer): Likewise.
27280 (ix86_init_machine_status): Likewise.
27281 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27282 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27283 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27284 (ix86_function_abi): Make it static and return enum calling_abi.
27285 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27287 (ix86_fn_abi_va_list): Updated.
27289 * config/i386/i386.h (ix86_abi): New.
27290 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27291 (CONDITIONAL_REGISTER_USAGE): Likewise.
27292 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27293 (machine_function): Likewise.
27295 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27297 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27298 (STACK_BOUNDARY): Likewise.
27299 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27301 * config/i386/i386.opt (mabi=): New.
27303 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27304 return enum calling_abi.
27305 (ix86_function_type_abi): Likewise.
27306 (ix86_function_abi): Removed.
27308 * doc/invoke.texi: Document -mabi= option for x86.
27310 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27312 * builtins.c (real_dconstp): Delete.
27313 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27315 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27316 Jakub Jelinek <jakub@redhat.com>
27319 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27320 (gen_subprogram_die): When a function is explicit, generate the
27321 DW_AT_explicit attribute.
27322 * langhooks.h (struct lang_hooks_for_decls): Add
27323 function_decl_explicit_p langhook.
27324 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27325 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27327 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27329 * builtins.c (fold_builtin_memory_op): Optimize memmove
27330 into memcpy if we can prove source and destination don't overlap.
27332 * tree-inline.c: Include gt-tree-inline.h.
27333 (clone_fn_id_num): New variable.
27334 (clone_function_name): New function.
27335 (tree_function_versioning): Use it.
27336 * Makefile.in (GTFILES): Add tree-inline.c.
27338 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27340 * BASE-VER: Change to 4.5.0.
27342 2009-03-27 Xinliang David Li <davidxl@google.com>
27344 PR tree-optimization/39557
27345 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27347 2009-03-27 Xinliang David Li <davidxl@google.com>
27349 PR tree-optimization/39548
27350 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27353 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27355 * c-common.c (pointer_int_sum): Use %wd on return from
27358 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27360 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27361 on return from tree_low_cst.
27363 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27366 * ginclude/stdarg.h (va_copy): Define also for
27367 __GXX_EXPERIMENTAL_CXX0X__.
27369 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27372 * builtins.h (c_strlen): Do not warn here.
27373 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27374 * c-common.c (pointer_int_sum): Take an explicit location.
27375 Warn about offsets out of bounds.
27376 * c-common.h (pointer_int_sum): Adjust declaration.
27378 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27380 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27383 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27386 * opts.c (warn_if_disallowed_function_p): Don't assume
27387 get_callee_fndecl must return non-NULL.
27389 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27391 PR rtl-optimization/39522
27392 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27393 when reg_reloaded_valid is set.
27395 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27397 * config/spu/divv2df3.c: New file.
27398 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27399 (DPBIT_FUNCS): Filter out _div_df.
27401 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27403 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27404 a jump insn, count that jump in the distance to the loop start.
27406 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27409 * config/sh/sh.c (calc_live_regs): Fix condition for global
27410 registers except PIC_OFFSET_TABLE_REGNUM.
27412 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27415 * doc/invoke.texi (-mconsole): New.
27417 (-mno-cygwin): New.
27419 (-mnop-fun-dllimport): New.
27423 (sub section "i386 and x86-64 Windows Options"): New.
27425 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27427 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27428 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27430 2009-03-25 Richard Guenther <rguenther@suse.de>
27432 PR middle-end/39497
27433 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27436 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27438 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27439 neither of haifa/selective schedulers are working.
27441 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27443 * doc/invoke.texi (Debugging Options): Fix description of
27444 -fno-merge-debug-strings.
27446 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27448 * config/cris/libgcc.ver: New version-script.
27449 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27451 * configure.ac <GAS features, nop mnemonic>: Add pattern
27452 crisv32-*-* for "nop".
27453 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27454 * configure: Regenerate.
27456 2009-03-24 Ira Rosen <irar@il.ibm.com>
27458 PR tree-optimization/39529
27459 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27460 mark_sym_for_renaming for the tag copied to the new vector
27463 2009-03-24 Arthur Loiret <aloiret@debian.org>
27465 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27466 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27467 EXTRA_SPEC_FUNCTIONS.
27468 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27469 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27470 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27471 -march and -mtune options.
27473 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27475 * config/m68k/t-rtems: Add m5329 multilib.
27477 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27478 Jakub Jelinek <jakub@redhat.com>
27481 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27484 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27487 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27488 instead of c_parser_expression_conv, if original_code isn't one of the
27489 4 allowed comparison codes, fail.
27491 2009-03-23 Richard Guenther <rguenther@suse.de>
27493 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27494 * tree.h (struct tree_type): Likewise.
27495 * reload.h (struct insn_chain): Likewise.
27496 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27497 * function.h (struct function): Likewise.
27498 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27500 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27502 PR tree-optimization/39516
27503 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27505 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27507 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27508 should be set true if BITS_PER_WORD of target is bigger than 32
27510 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27512 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27513 Translate -B-options to -rpath-link. Correct existing
27514 rpath-link and conditionalize on !nostdlib.
27516 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27518 * doc/extend.texi (Function Attributes, Variable Attributes):
27520 * doc/invoke.texi (Debugging Options, Optimize Options)
27521 (i386 and x86-64 Options, MCore Options): Likewise.
27523 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27526 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27527 it for block local namespace aliases.
27528 (gen_decl_die): Pass context_die to gen_namespace_die.
27530 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27533 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27534 minimum or maximum value.
27536 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27538 * reginfo.c (globalize_reg): Recompute derived reg sets.
27540 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27543 * libgcc2.c (mprotect): Do not use signed arguments for
27544 VirtualProtect, use DWORD arguments. Also fix the 'may
27545 be used uninitialized' warning for the np variable.
27547 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27550 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27551 functions using regparm calling conventions when not optimizing.
27552 (ix86_function_sseregparm): Similarly for sseregparm calling
27555 2009-03-19 Li Feng <nemokingdom@gmail.com>
27557 PR middle-end/39500
27558 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27559 dependence if the first conflict is after niter iterations.
27561 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27563 PR middle-end/38609
27564 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27565 functions with dynamic stack-pointer adjustments.
27567 2009-03-19 Ben Elliston <bje@au.ibm.com>
27569 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27570 option; change to -msdata=data.
27572 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27574 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27577 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27580 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27582 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27584 * doc/invoke.texi (Code Gen Options): Expand discussion of
27587 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27589 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27590 * matrix-reorg.c (struct matrix_info): Likewise.
27591 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27592 * rtl.h (struct mem_attrs): Likewise.
27593 * df.h (struct df): Likewise.
27594 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27595 * ira-int.h (struct ira_allocno): Likewise.
27596 * df-scan.c (struct df_collection_rec): Likewise.
27597 * ira.c (struct equivalence): Likewise.
27598 * function.c (struct temp_slot): Likewise.
27599 * cfgloop.h (struct loop): Likewise.
27602 * function.c (use_register_for_decl): When not optimizing, disregard
27603 register keyword for variables with types containing methods.
27605 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27607 PR middle-end/39447
27608 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27609 (is_simple_operand): Call contains_component_ref_p before calling data
27610 reference analysis that would fail on COMPONENT_REFs.
27612 * tree-vrp.c (search_for_addr_array): Fix formatting.
27614 2009-03-18 Richard Guenther <rguenther@suse.de>
27616 * tree-vect-transform.c (vect_loop_versioning): Fold the
27617 generated comparisons.
27618 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27619 (slpeel_tree_peel_loop_to_edge): Likewise.
27621 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27623 PR middle-end/37805
27624 * opts.c (print_specific_help): In addition to `undocumented',
27625 accept `separate' and `joined' flags if passed alone. Describe
27626 output by the first matched one of those.
27627 (common_handle_option): Skip over empty strings.
27628 * gcc.c (display_help): Fix help string for `--help='.
27629 * doc/invoke.texi (Option Summary, Overall Options): With
27630 `--help=', classes and qualifiers can both be repeated, but
27631 only the latter can be negated. One should not pass only
27632 negated qualifiers. Fix markup and examples.
27635 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27636 PR middle-end/37805
27637 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27638 and -fhelp=separate.
27640 2009-03-17 Jing Yu <jingyu@google.com>
27642 PR middle-end/39378
27643 * function.h (struct rtl_data): Move is_thunk from here...
27644 (struct function): ...to here.
27645 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27646 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27648 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27650 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27651 (alpha_output_function_end_prologue): Likewise.
27652 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27653 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27654 (rs6000_output_function_epilogue): Likewise.
27655 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27657 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27660 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27661 from different units in a single alternative.
27662 (*truncdfsf_i387): Ditto.
27663 (*truncxfsf2_mixed): Ditto.
27664 (*truncxfdf2_mixed): Ditto.
27666 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27668 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27669 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27672 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27673 unused non-artificial variables when not optimizing.
27676 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27677 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27678 NAMESPACE_DECL in its DECL_INITIAL.
27680 PR middle-end/39443
27681 * optabs.c (set_user_assembler_libfunc): New function.
27682 * expr.h (set_user_assembler_libfunc): New prototype.
27683 * c-common.c: Include libfuncs.h.
27684 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27685 for memcmp, memset, memcpy, memmove and abort.
27686 * Makefile.in (c-common.o): Depend on libfuncs.h.
27689 * dwarf2out.c (gen_inlined_enumeration_type_die,
27690 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27691 gen_tagged_type_instantiation_die): Removed.
27692 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27695 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27698 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27700 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27701 (check-parallel-%): Ditto.
27702 (check-consistency): Ditto.
27704 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27706 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27707 local variable rhs by NULL_TREE.
27709 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27712 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27714 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27717 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27719 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27722 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27723 for ms->sysv ABI calls only in 64bit mode.
27725 * config/i386/i386.md (untyped_call): Support 32bit.
27727 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27729 * doc/extend.texi: Replace x86_65 with x86_64.
27731 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27733 PR tree-optimization/39455
27734 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27735 mismatches for POINTER_TYPE_P (type).
27736 (number_of_iterations_le): Likewise.
27738 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27740 * config/picochip/picochip.c: Removed profiling support.
27741 * config/picochip/picochip.md: Removed profiling instruction.
27742 * config/picochip/picochip.h: Removed profiling builtin.
27744 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27746 * doc/install.texi (--with-host-libstdcxx): Document.
27748 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27751 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27752 generate a warning if the function name does not begin with
27753 "__vector" and the function has either the 'signal' or 'interrupt'
27754 attribute, from here to ...
27755 (avr_declare_function_name): ...here. New function.
27756 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27757 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27759 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27762 * cse.c (fold_rtx): Don't modify original const_arg1 when
27763 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27764 separate variable instead.
27765 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27766 from out of range shift counts.
27767 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27769 2009-03-13 Catherine Moore <clm@codesourcery.com>
27771 * config/i386/x-mingw32 (host-mingw32.o): Replace
27772 diagnostic.h with $(DIAGNOSTIC_H).
27774 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27777 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27779 * config/i386/sync.md (sync_compare_and_swap<mode>,
27780 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27781 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27783 (sync_double_compare_and_swapdi_pic,
27784 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27785 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27787 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27790 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27792 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27795 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27796 (avx_addsubv4df3): Likewise.
27797 (*avx_addsubv4sf3): Likewise.
27798 (sse3_addsubv4sf3): Likewise.
27800 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27803 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27805 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27808 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27809 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27810 registers for allocnos created from user-defined variables.
27812 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27815 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27816 of non-integer mode as well.
27818 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27820 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27821 for functions for which the parameter types are unknown.
27823 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27826 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27827 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27828 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27829 * config/i386/i386.c (ix86_local_alignment): For
27830 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27831 long long variables on the stack to avoid dynamic realignment.
27832 Allow the first argument to be a decl rather than type.
27833 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27835 2009-03-11 Nick Clifton <nickc@redhat.com>
27838 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27840 Add description to mno-lsim option.
27841 * config/mcore/mcore.h: Remove comment about deprecated m4align
27843 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27844 * doc/invoke.texi: Add description of mno-lsim and
27845 mstack-increment options.
27847 * config/fr30/fr30.opt: Document the -mno-lsim option.
27848 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27849 and -mno-lsim options.
27851 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27853 * fold-const.c (fold_comparison): Only call fold_inf_compare
27854 if the mode supports infinities.
27856 2009-03-11 Jason Merrill <jason@redhat.com>
27859 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27860 end already did. Notice GIMPLE_CALL modifications of the result.
27861 Don't copy debug information from an ignored decl or a decl from
27864 2009-03-10 Richard Guenther <rguenther@suse.de>
27865 Nathan Froyd <froydnj@codesourcery.com>
27867 PR middle-end/37850
27868 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27869 (__divMODE3): Likewise.
27871 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27873 PR tree-optimization/39394
27874 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27875 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27877 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27879 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27880 inline asms for register asm ("") declarations.
27882 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27884 * fold-const.c (fold_unary): Fix comment.
27886 2009-03-07 Jan Hubicka <jh@suse.cz>
27889 * tree-inline.c (setup_one_parameter): Do replacement of const
27890 argument by constant in SSA form.
27892 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27894 PR middle-end/38028
27895 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27896 determine alignment passed to assign_stack_local.
27897 (assign_parms_unsplit_complex): Likewise.
27898 * except.c (sjlj_build_landing_pads): Likewise.
27900 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27902 PR middle-end/39360
27903 * tree-flow.h (add_referenced_var): Return bool instead of void.
27904 * tree-dfa.c (add_referenced_var): Return result of
27905 referenced_var_check_and_insert call.
27906 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27907 of referenced_var_check_and_insert.
27910 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27911 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27912 DIE, don't emit it if abstract origin already has it.
27913 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27914 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27916 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27918 * genpreds.c (needs_variable): Fix parentheses at variable name
27920 (write_tm_constrs_h): Indent generated code.
27922 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27924 * doc/extend.texi (Function Attributes): Add documentation
27925 for isr attributes.
27927 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27930 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27931 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27933 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27935 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27938 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27941 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27942 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27944 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27946 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27947 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27948 constants instead of magic numbers.
27949 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27951 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27952 (x86_64_ms_abi_int_parameter_registers): Ditto.
27953 (x86_64_int_return_registers): Ditto.
27954 (ix86_maybe_switch_abi): Ditto.
27955 (ix86_expand_call): Ditto for clobbered_registers array.
27956 (ix86_hard_regno_mode_ok): Ditto.
27957 (x86_extended_QIreg_mentioned_p): Ditto.
27959 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27961 PR tree-optimization/39349
27962 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27964 * combine.c (gen_lowpart_for_combine): Use omode when generating
27967 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27969 PR rtl-optimization/39235
27970 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27972 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27974 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27976 2009-03-04 Richard Guenther <rguenther@suse.de>
27978 PR tree-optimization/39362
27979 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27980 that occur in abnormal PHIs should be varying.
27982 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27984 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27986 (simple_iv): Take loop as an argument instead of statement.
27987 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27988 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27990 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27992 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27993 * matrix-reorg.c (analyze_transpose): Ditto.
27994 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27995 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27996 * tree-predcom.c (ref_at_iteration): Ditto.
27997 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27999 2009-03-04 Richard Guenther <rguenther@suse.de>
28001 PR tree-optimization/39358
28002 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28003 escaped_id and callused_id.
28004 (solve_graph): Likewise.
28006 2009-03-04 Richard Guenther <rguenther@suse.de>
28008 PR tree-optimization/39339
28009 * tree-sra.c (try_instantiate_multiple_fields): Make it
28010 no longer ICE on the above.
28012 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28014 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28015 that fits within Pmode.
28017 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28019 PR middle-end/10109
28020 * tm.texi (LIBCALL_VALUE): Update description.
28022 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28024 PR middle-end/34443
28025 * doc/extend.texi (section): Update description.
28027 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28029 PR middle-end/39345
28030 * tree-inline.c (remapped_type): New.
28031 (can_be_nonlocal): Call remapped_type instead of remap_type.
28033 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28036 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28037 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28039 2009-03-03 Richard Guenther <rguenther@suse.de>
28041 PR middle-end/39272
28042 * tree.c (tree_nonartificial_location): New function.
28043 * tree.h (tree_nonartificial_location): Declare.
28044 * builtins.c (expand_builtin_memory_chk): Provide location
28045 of the call location for artificial function pieces.
28046 (maybe_emit_chk_warning): Likewise.
28047 (maybe_emit_sprintf_chk_warning): Likewise.
28048 (maybe_emit_free_warning): Likewise.
28049 * expr.c (expand_expr_real_1): Likewise.
28051 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28053 PR tree-optimization/39343
28054 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28055 COMPONENT_REF t has ARRAY_TYPE.
28057 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28059 PR middle-end/39335
28060 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28061 when the type precision of the induction variable should be
28062 larger than the type precision of nit.
28063 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28064 * graphite.c (graphite_loop_normal_form): Same.
28065 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28067 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28069 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28070 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28071 numbers to describe clobbered registers.
28072 (*call_value_0_rex64_ms_sysv): Ditto.
28073 * config/i386/mmx.md (mmx_emms): Ditto.
28074 (mmx_femms): Ditto.
28076 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28078 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28081 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28083 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28084 (spu_section_type_flags): New function.
28086 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28088 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28089 reg_class_contents of FLOAT_REGS into a temporary.
28091 2009-03-02 Richard Guenther <rguenther@suse.de>
28092 Ira Rosen <irar@il.ibm.com>
28094 PR tree-optimization/39318
28095 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28096 information to the vectorized statement.
28098 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28100 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28101 variable. Use defined names instead of magic constants for REX SSE
28104 2009-03-01 Richard Guenther <rguenther@suse.de>
28106 PR tree-optimization/39331
28107 * omp-low.c (lower_send_shared_vars): Do not receive new
28108 values for the reference of DECL_BY_REFERENCE parms or results.
28110 2009-03-01 Jan Hubicka <jh@suse.cz>
28113 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28114 BLOCK_NONLOCALIZED_VAR): New macros.
28115 (tree_block): Add nonlocalized_vars.
28116 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28117 gen_decl_die): Add origin argument. Allow generation of die with
28118 origin at hand only.
28119 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28120 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28122 (gen_block_die): Fix checking for unused blocks.
28123 (process_scope_var): Break out from .... ; work with origins only.
28124 (decls_for_scope) ... here; process nonlocalized list.
28125 (dwarf2out_ignore_block): Look for nonlocalized vars.
28126 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28128 (dump_scope_block): Dump them.
28129 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28130 (remap_block): Likewise.
28131 (can_be_nonlocal): New predicate.
28132 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28134 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28136 * configure: Regenerate.
28138 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28140 * optc-gen.awk: No need to duplicate option flags twice.
28141 Reuse help texts for duplicate options which do not have any.
28143 * gcc.c (display_help): Document --version.
28145 * gcc.c (main): If print_help_list and verbose_flag, ensure
28146 driver output comes before subprocess output.
28148 * optc-gen.awk: Assign all remaining fields to help string,
28149 space-separated, for multi-line help in *.opt.
28151 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28152 -Wno-pedantic-ms-format is for MinGW targets only.
28154 * doc/options.texi (Option file format): Fix bad indentation,
28155 restoring dropped sentence.
28157 2009-02-28 Jan Hubicka <jh@suse.cz>
28159 * tree-inline.c (tree_function_versioning): Output debug info.
28161 2009-02-28 Jan Hubicka <jh@suse.cz>
28164 * tree-inline.c (setup_one_parameter): Do not copy propagate
28165 arguments when not optimizing.
28167 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28170 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28171 (avx_addsubv4df3): Likewise.
28172 (*avx_addsubv4sf3): Likewise.
28173 (sse3_addsubv4sf3): Likewise.
28174 (*avx_addsubv2df3): Likewise.
28175 (sse3_addsubv2df3): Likewise.
28176 (avx_unpckhps256): Correct item selectors.
28177 (avx_unpcklps256): Likewise.
28178 (avx_unpckhpd256): Likewise.
28179 (avx_unpcklpd256): Likewise.
28181 2009-02-28 Jan Hubicka <jh@suse.cz>
28183 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28185 (copy_arguments_for_versioning): If var is declared don't declare it.
28186 (tree_function_versioning): First setup substitutions and then copy
28189 2009-02-27 Jan Hubicka <jh@suse.cz>
28192 * cgraph.h (varpool_output_debug_info): Remove.
28193 * cgraphunit.c (varpool_output_debug_info): Remove.
28194 * dwarf2out.c (deferred_locations_struct): New struct
28195 (deferred_locations): New type.
28196 (deferred_locations_list): New static var.
28197 (deffer_location): New function.
28198 (gen_variable_die): Use it.
28199 (decls_for_scope): Output info on local static vars.
28200 (dwarf2out_finish): Process deferred locations.
28201 * varpool.c (varpool_output_debug_info): Remove.
28203 2009-02-27 Jan Hubicka <jh@suse.cz>
28206 * tree.h (TREE_PROTECTED): Fix comment.
28207 (BLOCK_HANDLER_BLOCK): Remove.
28208 (struct tree_block): Remove handler_block add body_block.
28209 (inlined_function_outer_scope_p): New.
28210 (is_body_block): Remove.
28211 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28212 * dwarf2out.c (is_inlined_entry_point): Remove.
28213 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28214 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28216 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28217 * gimplify.c (gimplify_expr): Gimplify body blocks.
28218 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28219 block with multiple subblocks.
28220 (dump_scope_block): Prettier output; dump more flags and info.
28221 (dump_scope_blocks): New.
28222 (remove_unused_locals): Use dump_scope_blocks.
28223 * tree-flow.h (dump_scope_blocks): Declare.
28224 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28225 * stmt.c (is_body_block): Remove.
28226 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28227 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28229 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28231 PR middle-end/39308
28232 * graphite.c (graphite_loop_normal_form): Do not call
28233 number_of_iterations_exit from a gcc_assert.
28235 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28237 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28238 jumps if COND is NULL.
28239 (find_cond_jump): New function.
28240 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28241 * config/s390/s390.md: Remove z10_cobra attribute value.
28243 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28245 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28246 force_const_mem returns NULL_RTX.
28248 2009-02-26 Jan Hubicka <jh@suse.cz>
28251 * cgraph.h (varpool_output_debug_info): Remove.
28252 * cgraphunit.c (varpool_output_debug_info): Remove.
28253 * dwarf2out.c (deferred_locations_struct): New struct
28254 (deferred_locations): New type.
28255 (deferred_locations_list): New static var.
28256 (deffer_location): New function.
28257 (gen_variable_die): Use it.
28258 (decls_for_scope): Output info on local static vars.
28259 (dwarf2out_finish): Process deferred locations.
28260 * varpool.c (varpool_output_debug_info): Remove.
28262 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28264 PR rtl-optimization/39241
28265 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28266 to subreg_offset_representable_p.
28268 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28270 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28271 execute function prototype. Get f and nregs from max_reg_num
28272 and get_insns. Remove the first backward pass as it's dead,
28273 guard the forward pass by flag_expensive_optimizations.
28274 (rest_of_handle_regmove): Delete.
28275 (pass_regmove): Replace it with regmove_optimize.
28277 2009-02-25 Martin Jambor <mjambor@suse.cz>
28279 PR tree-optimization/39259
28280 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28281 calls_alloca function flags.
28282 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28283 calls are detected.
28285 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28287 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28288 flags_set_1_rtx, flags_set_1_set): Delete.
28289 (regmove_optimize): Do not call mark_flags_life_zones.
28291 2009-02-24 Julian Brown <julian@codesourcery.com>
28294 * config/arm/arm.c (require_pic_register): Only set
28295 cfun->machine->pic_reg once per function.
28297 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28299 * doc/invoke.texi (Link Options): Document an easier way to pass
28300 options that take arguments to the GNU linker using -Xlinker and -Wl.
28302 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28305 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28307 2009-02-24 Richard Guenther <rguenther@suse.de>
28310 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28312 2009-02-24 Richard Guenther <rguenther@suse.de>
28313 Zdenek Dvorak <ook@ucw.cz>
28315 PR tree-optimization/39233
28316 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28317 from converting them to a generic type.
28319 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28321 PR tree-optimization/39260
28322 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28323 contains a condition with a real type.
28324 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28326 2009-02-23 Jason Merrill <jason@redhat.com>
28329 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28330 narrowing_initializer_constant_valid_p.
28331 (narrowing_initializer_constant_valid_p): Don't return
28332 null_pointer_node for adding a pointer to itself.
28334 2009-02-23 Jan Hubicka <jh@suse.cz>
28337 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28340 2009-02-23 Jan Hubicka <jh@suse.cz>
28342 PR tree-optimization/37709
28343 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28344 * tree.h (block_ultimate_origin): Declare.
28345 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28346 * tree-ssa-live.c (remove_unused_scope_block_p):
28347 Eliminate blocks containig no instructions nor live variables nor
28349 (dump_scope_block): New function.
28350 (remove_unused_locals): Enable removal of dead blocks by default;
28351 enable dumping at TDF_DETAILS.
28353 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28355 * config/i386/i386.c (classify_argument): Don't allow COImode
28357 (function_arg_advance_32): Don't allow OImode.
28358 (function_arg_32): Likewise.
28359 (function_value_32): Likewise.
28360 (return_in_memory_32): Likewise.
28361 (function_arg_64): Remove OImode comment.
28363 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28366 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28367 ix86_expand_vector_set for V4DImode in 64bit mode only.
28368 (ix86_expand_vector_init_one_var): Likewise.
28370 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28372 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28374 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28377 * loop-iv.c: Revert last change.
28378 * emit-rtl.c: Likewise.
28380 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28383 * config/i386/i386.c (type_natural_mode): Remove an extra
28384 space in the warning message.
28385 (function_value_32): Handle 32-byte vector modes.
28386 (return_in_memory_32): Likewise.
28388 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28390 * loop-iv.c (truncate_value): New function.
28391 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28393 (lowpart_subreg): Move to...
28394 * emit-rtl.c: ...here.
28396 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28398 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28399 accidental and undocumented change at revision 140860.
28401 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28403 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28404 take gimple_seq * arguments.
28405 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28406 types_compatible_p langhook.
28408 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28409 Joseph Myers <joseph@codesourcery.com>
28411 * config/arm/arm.c (arm_builtin_va_list): New function.
28412 (arm_expand_builtin_va_start): Likewise.
28413 (arm_gimplify_va_arg_expr): Likewise.
28414 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28415 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28416 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28417 (va_list_type): New variable.
28418 (arm_mangle_type): Mangle va_list_type appropriately.
28420 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28422 PR middle-end/39157
28423 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28424 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28425 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28426 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28427 parameter to 1000 for -O1 by default.
28428 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28430 * loop-invariant.c: Include params.h.
28431 (move_loop_invariants): Don't call move_single_loop_invariants on
28434 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28436 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28437 offset when calculating bounds for indexing stack_usage_map. Fixes
28438 a buffer overflow with certain target setups.
28440 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28443 * calls.c (expand_call): Clear try_tail_call if caller and callee
28444 disagree in promotion of function return value.
28446 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28449 * c-common.c (c_determine_visibility): If visibility changed and
28450 DECL_RTL has been already set, call make_decl_rtl to update symbol
28453 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28456 * varasm.c (assemble_variable): Don't check DECL_NAME when
28457 globalizing a variable.
28459 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28462 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28463 expression before any __builtin_trap call.
28464 * c-typeck.c (build_function_call): Convert and check function
28465 arguments before generating a call to a trap. Evaluate the
28466 function arguments before the trap.
28468 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28471 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28472 (UNSPEC_FXAM_MEM): New unspec.
28473 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28474 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28475 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28477 2009-02-19 Richard Guenther <rguenther@suse.de>
28479 PR tree-optimization/39207
28480 PR tree-optimization/39074
28481 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28482 storedanything_tree): New.
28483 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28484 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28485 (build_succ_graph): Add edges from STOREDANYTHING to all
28487 (init_base_vars): Initialize STOREDANYTHING.
28488 (compute_points_to_sets): Free substitution info after
28489 building the succ graph.
28490 (ipa_pta_execute): Likewise.
28492 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28494 (do_ds_constraint): Do not add to special var or non-pointer
28496 (type_could_have_pointers): Split out from ...
28497 (could_have_pointers): ... here. For arrays use the element type.
28498 (create_variable_info_for): Initialize may_have_pointers.
28499 (new_var_info): Likewise.
28500 (handle_lhs_call): Make the HEAP variable unknown-sized.
28501 (intra_create_variable_infos): Use a type with pointers for
28502 PARM_NOALIAS, make it unknown-sized.
28504 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28507 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28509 2009-02-18 Jason Merrill <jason@redhat.com>
28512 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28513 value if DECL_EXTERNAL.
28514 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28515 * target.h (gcc_target::binds_local_p): Clarify "module".
28516 * tree.h (TREE_PUBLIC): Clarify "module".
28518 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28521 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28522 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28524 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28527 * c.opt (Wabi): Support C and ObjC.
28530 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28532 * config/i386/i386.c (classify_argument): Warn once about the ABI
28533 change when passing union with long double.
28535 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28537 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28540 * c-parser.c (c_parser_compound_statement): Always enter and leave
28543 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28546 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28548 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28550 PR tree-optimization/36922
28551 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28552 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28555 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28557 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28560 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28562 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28564 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28566 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28569 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28570 Richard Sandiford <rdsandiford@googlemail.com>
28572 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28573 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28574 (loongson_biadd): ...this.
28576 2009-02-17 Richard Guenther <rguenther@suse.de>
28578 PR tree-optimization/39202
28579 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28580 a var make sure to follow existing collapses.
28582 2009-02-17 Richard Guenther <rguenther@suse.de>
28584 PR middle-end/39214
28585 * langhooks.c (lhd_print_error_function): Check for NULL block.
28587 2009-02-17 Richard Guenther <rguenther@suse.de>
28589 PR tree-optimization/39204
28590 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28593 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28595 * config/soft-fp/double.h: Update from glibc CVS.
28597 2009-02-17 Richard Guenther <rguenther@suse.de>
28599 PR tree-optimization/39207
28600 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28601 strict-aliasing warnings for pointers pointing to NULL.
28603 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28606 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28607 skipping until next close brace.
28609 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28612 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28613 to function argument boundary.
28615 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28617 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28618 in the lea_add. Reload eventually constraints it properly.
28619 * config/picochip/constraints.md: Remove the target constraint
28620 "b", since it is not needed anymore.
28622 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28624 * gthr-dce.h: Uglify function parameter and local variable names.
28625 * gthr-gnat.h: Likewise.
28626 * gthr-mipssde.h: Likewise.
28627 * gthr-nks.h: Likewise.
28628 * gthr-posix95.h: Likewise.
28629 * gthr-posix.h: Likewise.
28630 * gthr-rtems.h: Likewise.
28631 * gthr-single.h: Likewise.
28632 * gthr-solaris.h: Likewise.
28633 * gthr-tpf.h: Likewise.
28634 * gthr-vxworks.h: Likewise.
28635 * gthr-win32.h: Likewise.
28637 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28640 * config/i386/i386.md: Restrict the new peephole2 to move
28641 between MMX/SSE registers.
28643 2009-02-15 Richard Guenther <rguenther@suse.de>
28646 2009-02-13 Richard Guenther <rguenther@suse.de>
28648 * configure.ac: Enable LFS.
28649 * configure: Re-generate.
28650 * config.in: Likewise.
28652 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28654 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28655 spu_srqwbyte, spu_srqwbytebc): Define.
28656 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28657 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28658 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28659 "shrqby_<mode>"): New insn-and-split patterns.
28660 * config/spu/spu.c (expand_builtin_args): Determine and return
28661 number of operands using spu_builtin_description data.
28662 (spu_expand_builtin_1): Use it.
28664 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28667 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28670 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28673 * config/i386/i386.c (override_options): Correct warning
28674 messages for -malign-loops, -malign-jumps and -malign-functions.
28676 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28679 * config/i386/i386.md: Restrict the new peephole2 to move
28680 between the general purpose registers.
28682 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28685 * config/i386/i386.c (type_natural_mode): Add a new argument.
28686 Return the original mode and warn ABI change if vector size is 32byte.
28687 (function_arg_advance): Updated.
28688 (function_arg): Likewise.
28689 (ix86_function_value): Likewise.
28690 (ix86_return_in_memory): Likewise.
28691 (ix86_sol10_return_in_memory): Likewise.
28692 (ix86_gimplify_va_arg): Likewise.
28693 (function_arg_32): Don't warn ABX ABI change here.
28694 (function_arg_64): Likewise.
28696 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28698 * loop-iv.c (implies_p): In the final case, test that operands 0
28699 of the two comparisons match.
28701 * config/bfin/bfin.c (find_prev_insn_start): New function.
28702 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28703 (find_next_insn_start): Move.
28705 2009-02-13 Richard Guenther <rguenther@suse.de>
28707 * configure.ac: Enable LFS.
28708 * configure: Re-generate.
28709 * config.in: Likewise.
28711 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28714 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28715 sizes on syntax error after some arguments have been parsed.
28717 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28719 * doc/invoke.texi (-fira): Remove.
28721 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28723 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28724 * recog.c: Likewise.
28727 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28729 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28730 (umul_ppmm): Likewise.
28731 (count_leading_zeros): Likewise.
28732 (count_trailing_zeros): Likewise.
28733 (UMUL_TIME): Likewise.
28735 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28737 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28738 soft-fp/t-softfp to tmake_file.
28740 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28741 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28742 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28743 IA64_BUILTIN_INFQ]: New.
28744 (ia64_init_builtins): Initialize __builtin_infq,
28745 __builtin_fabsq and __builtin_copysignq if not HPUX.
28746 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28747 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28749 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28751 (__fixtfti): Likewise.
28752 (__fixunstfti): Likewise.
28753 (__floattitf): Likewise.
28755 * config/ia64/libgcc-glibc.ver: New.
28756 * config/ia64/t-fprules-softfp: Likewise.
28757 * config/ia64/sfp-machine.h: Likewise.
28759 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28760 (LIBGCC2_TF_CEXT): Likewise.
28761 (TF_SIZE): Likewise.
28762 (TARGET_INIT_LIBFUNCS): Likewise.
28764 * config/ia64/t-glibc (SHLINB_MAPFILES):
28765 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28767 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28769 * config/i386/i386.c (construct_container): Rewrite processing
28770 BLKmode with X86_64_SSE_CLASS.
28772 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28775 * config/i386/i386.md: Replace simplify_replace_rtx with
28776 replace_rtx in the new peephole2.
28778 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28780 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28781 loop unrolling do not happen at -O2.
28783 2009-02-12 Michael Matz <matz@suse.de>
28785 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28787 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28789 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28792 2009-02-12 Ben Elliston <bje@au.ibm.com>
28794 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28795 patterns when updating the back chain. Missed in the 2009-02-10
28798 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28800 * doc/extend.texi (Decimal Floating Types): Update identifier of
28801 draft TR and list of missing support.
28803 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28805 PR middle-end/39154
28806 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28807 bit to variable length decl's flags, add it also to its
28808 pointer replacement variable.
28810 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28811 Jakub Jelinek <jakub@redhat.com>
28814 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28815 (memory_blockage): New expander.
28816 (*memory_blockage): New insn pattern.
28817 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28818 instead of general blockage at the end of function prologue when
28819 frame pointer is used to access red zone area. Do not emit blockage
28820 when profiling, it is emitted in generic code.
28821 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28822 function epilogue when frame pointer is used to access red zone area.
28824 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28827 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28828 by arithmetic with memory operands.
28829 * config/i386/predicates.md (commutative_operator): New.
28831 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28833 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28836 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28838 * alias.h (record_alias_subset): Declare.
28839 * alias.c (record_alias_subset): Make global.
28841 2009-02-10 Nick Clifton <nickc@redhat.com>
28843 * tree-parloops.c: Change license to GPLv3.
28844 * ipa-struct-reorg.c: Change license to GPLv3.
28845 * ipa-struct-reorg.h: Change license to GPLv3.
28847 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28850 * c-decl.c (start_struct): Return NULL on error.
28852 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28854 PR middle-end/39124
28855 * cfgloopmanip.c (remove_path): Call remove_bbs after
28856 cancel_loop_tree, not before it.
28859 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28860 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28861 VAR_DECLs were seen.
28862 * tree-ssa-live.c (remove_unused_locals): Recompute
28863 cfun->has_local_explicit_reg_vars.
28864 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28865 copies or clearings if cfun->has_local_explicit_reg_vars.
28867 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28870 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28871 of function prologue when frame pointer is used to access
28874 2009-02-10 Richard Guenther <rguenther@suse.de>
28876 PR middle-end/39127
28877 * gimplify.c (gimple_regimplify_operands): Always look if
28878 we need to create a temporary.
28880 2009-02-10 Richard Guenther <rguenther@suse.de>
28882 PR tree-optimization/39132
28883 * tree-loop-distribution.c (todo): New global var.
28884 (generate_memset_zero): Trigger TODO_rebuild_alias.
28885 (tree_loop_distribution): Return todo.
28887 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28890 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28891 (x86_64_reg_class_name): Removed.
28892 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28893 first one isn't X86_64_SSE_CLASS or any other ones aren't
28894 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28895 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28896 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28897 and 3 X86_64_SSEUP_CLASS.
28898 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28899 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28901 2009-02-10 Ben Elliston <bje@au.ibm.com>
28903 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28904 form instruction to update the stack back chain word, even if the
28905 user has disabled the generation of update instructions.
28906 (movdi_<mode>_update_stack): New.
28907 (movsi_update_stack): Likewise.
28908 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28909 always use an update form instruction to update the stack back
28912 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28914 PR middle-end/38953
28915 * graphite.c (if_region_set_false_region): After moving a region in
28916 the false branch of a condition, remove the empty dummy basic block.
28917 (gloog): Remove wrong fix for PR38953.
28919 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28921 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28922 generation due to implicit sign extension.
28924 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28926 PR middle-end/38981
28927 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28928 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28930 2009-02-09 Richard Guenther <rguenther@suse.de>
28932 PR middle-end/35202
28933 * convert.c (convert_to_real): Disable (float)fn((double)x)
28934 to fnf(x) conversion if errno differences may occur and
28935 -fmath-errno is set.
28937 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28939 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28940 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28941 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28943 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28946 * c-common.c (handle_alias_attribute): Disallow attribute for
28947 anything not a FUNCTION_DECL or VAR_DECL.
28949 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28952 * real.c (do_compare): Special-case compare of zero against
28953 decimal float value.
28955 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28958 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28959 as indicating flexible array members unless the field itself is
28960 being declarared as the incomplete array.
28962 2009-02-06 Jan Hubicka <jh@suse.cz>
28964 PR tree-optimization/38844
28965 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28966 is already inlined.
28968 2009-02-06 Richard Guenther <rguenther@suse.de>
28970 PR middle-end/38977
28971 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28972 fork because we may expand it as __gcov_fork.
28974 2009-02-06 Nick Clifton <nickc@redhat.com>
28976 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28978 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28980 PR tree-optimization/35659
28981 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28982 vn_phi_eq): Shortcut if hashcode does not match.
28983 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28985 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28986 and avoid iterative_hash_expr.
28987 (FOR_EACH_VALUE_ID_IN_SET): New.
28988 (value_id_compare): Remove.
28989 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28990 sort expressions by value id.
28992 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28995 * config/sh/predicates.md (general_movsrc_operand): Don't check
28996 the subreg of system registers here.
28998 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29001 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29002 on the copied decl.
29004 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29006 PR rtl-optimization/39110
29007 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29008 addresses, not aligned ones.
29010 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29011 Richard Guenther <rguenther@suse.de>
29013 PR tree-optimization/39100
29014 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29015 comment says and add edges.
29017 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29020 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29021 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29023 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29025 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29026 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29027 register_bb_in_sese, new_sese, free_sese): Moved.
29028 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29029 outermost_loop_in_scop, build_scop_iteration_domain,
29030 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29031 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29032 Use loop_in_sese_p instead of loop_in_scop_p.
29033 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29034 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29035 (scopdet_basic_block_info): Fix bug in scop detection.
29036 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29037 eq_loop_to_cloog_loop): Remove.
29038 (nb_loops_around_loop_in_scop, nb_loop
29039 ref_nb_loops): Moved here...
29040 * graphite.h (ref_nb_loops): ... from here.
29041 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29042 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29043 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29045 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29046 Hans-Peter Nilsson <hp@axis.com>
29048 PR rtl-optimization/37889
29049 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29050 Move offset handling from PLUS to before the switch. Use new
29051 arguments when considering SYMBOL_REFs too.
29052 (rtx_addr_can_trap_p): Pass dummy offset and size.
29053 (enum may_trap_p_flags): Remove.
29054 (may_trap_p_1): Pass size from MEM_SIZE.
29056 PR rtl-optimization/38921
29057 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29058 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29059 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29060 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29062 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29064 AVX Programming Reference (January, 2009)
29065 * config/i386/sse.md (*vpclmulqdq): New.
29067 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29069 PR tree-optimization/38977
29070 PR gcov-profile/38292
29071 * calls.c (special_function_p): Disregard __builtin_ prefix.
29073 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29075 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29076 non-indexable addresses even before reload.
29078 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29081 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29082 as having variable size. Do not give an error for unnamed
29083 parameters with [*] declarators. Give a warning for type names
29084 with [*] declarators and mark them as variable size.
29085 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29086 for sizeof applied to [*] type names.
29088 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29091 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29093 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29095 * gcc.c (process_command): Update copyright notice dates.
29096 * gcov.c (print_version): Likewise.
29097 * gcov-dump.c (print_version): Likewise.
29098 * mips-tfile.c (main): Likewise.
29099 * mips-tdump.c (main): Likewise.
29101 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29104 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29105 for composite type involving a zero-length array type.
29107 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29110 * function.c (match_asm_constraints_1): Skip over
29111 initial optional % in the constraint.
29113 PR inline-asm/39059
29114 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29115 supported, don't accept FIXED_CSTs.
29116 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29117 and _Sat is used without _Fract/_Accum. Set specs->type to
29118 integer_type_node for cts_fract/cts_accum if fixed point is not
29121 2009-02-02 Catherine Moore <clm@codesourcery.com>
29123 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29125 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29127 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29128 (ABI_HAS_64BIT_SYMBOLS): Use it.
29129 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29131 2009-02-02 Paul Brook <paul@codesourcery.com>
29133 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29135 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29137 PR inline-asm/39058
29138 * recog.h (asm_operand_ok): Add constraints argument.
29139 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29140 recurse on matching constraint.
29141 (check_asm_operands): Pass constraints as 3rd argument to
29142 asm_operand_ok. Don't look up matching constraint here.
29143 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29146 2009-02-02 Ben Elliston <bje@au.ibm.com>
29148 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29149 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29151 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29153 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29154 information. Remove some obsolete information. Reorganize.
29156 * config/pa/fptr.c: Revert license to GPL 2.
29157 * config/pa/milli64.S: Likewise.
29159 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29162 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29163 LIBRARY name in, instead of hard-coding it.
29164 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29165 extra target make frag to tmake_files according to EH model.
29166 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29167 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29168 frags that define makefile variable EH_MODEL appropriately.
29169 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29170 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29171 to "-sjlj" according to type of EH configured.
29172 (LIBGCC_SONAME): Concatenate it to shared library base name.
29173 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29174 to "_sjlj" according to type of EH configured.
29175 (LIBGCC_SONAME): Concatenate it to shared library base name.
29176 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29177 (SHLIB_LINK): Add missing semicolon to if-else construct.
29178 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29179 string value of "pe_dll" command-line option.
29180 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29181 (SHLIB_SONAME): Use it when overriding t-cygming default.
29182 (SHLIB_IMPLIB): Override t-cygming default.
29183 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29184 string value of "pe_dll" command-line option.
29186 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29189 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29190 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29192 2009-01-31 Richard Guenther <rguenther@suse.de>
29194 PR tree-optimization/38937
29195 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29196 computing the transitive closure.
29198 2009-01-30 Richard Guenther <rguenther@suse.de>
29200 PR tree-optimization/39041
29201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29202 Propagate variable indices only if the types match for this stmt.
29204 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29207 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29208 inline but never defined.
29210 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29212 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29213 (*insv_h_di_reg_extimm): New insn.
29214 (*insv_l<mode>_reg_extimm): New insn.
29216 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29218 * config/picochip/picochip.c (flag_conserve_stack): set
29219 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29220 fconserve-stack. Reduce call-overhead used by inliner.
29222 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29225 * common.opt (flag_conserve_stack): Initialised to zero.
29227 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29230 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29231 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29234 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29236 * ira-color.c (allocno_reload_assign): Update comments.
29237 * regmove.c (regmove_optimize): Likewise.
29241 2009-01-29 Robert Millan <rmh@aybabtu.com>
29243 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29244 * config/i386/kopensolaris-gnu.h: New file. Undefine
29245 `MD_UNWIND_SUPPORT'.
29246 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29248 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29250 PR tree-optimization/39007
29251 * tree-loop-distribution.c (generate_builtin): Use
29252 recompute_dominator to compute the immediate dominator of the
29253 basic block just after the loop.
29255 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29257 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29258 (ASM_OUTPUT_DWARF_PCREL): Define.
29260 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29262 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29263 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29264 global. Modify entries about regmove and IRA.
29266 * ra-conflict.c: Remove the file.
29268 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29270 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29271 (pass_regclass_init): Rename to pass_reginfo_init.
29273 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29275 * toplev.h (flag_ira): Remove.
29277 * caller-save.c (setup_save_areas): Remove flag_ira.
29279 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29281 * global.c: Remove the file.
29283 * opts.c (decode_options): Remove flag_ira.
29285 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29287 * regmove.c: Modify file description.
29288 (find_use_as_address, try_auto_increment): Define them only if
29289 AUTO_INC_DEC is defined.
29290 (replacement_quality, replace_in_call_usage, fixup_match_1,
29291 stable_and_no_regs_but_for_p): Remove.
29292 (reg_set_in_bb): Make it static.
29293 (regmove_optimize): Remove flag_ira and code which worked for
29296 * local-alloc.c: Remove the file.
29298 * common.opt (fira): Remove.
29300 * ira.c: Include except.h.
29301 (eliminable_regset): Move from global.c.
29302 (mark_elimination): Ditto. Remove flag_ira.
29303 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29304 equiv_mem_modified, validate_equiv_mem_from_store,
29305 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29306 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29307 no_equiv, recorded_label_ref): Move from local-alloc.c.
29308 (update_equiv_regs): Ditto. Make it static.
29309 (print_insn_chain, print_insn_chains): Move it from global.c.
29310 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29311 (build_insn_chain): Ditto. Make it static.
29312 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29313 Rename to init_live_subregs.
29314 (gate_ira): Remove flag_ira.
29316 * regclass.c: Rename reginfo.c. Change file description.
29317 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29318 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29319 (init_reg_sets_1): Remove code for evaluation of
29320 reg_class_superclasses and losing_caller_save_reg_set.
29321 (init_regs): Remove init_reg_autoinc.
29322 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29323 ok_for_base_p_nonstrict): Remove.
29324 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29325 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29326 corresponding entries.
29327 (dump_regclass, record_operand_costs, scan_one_insn,
29328 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29329 record_address_regs, auto_inc_dec_reg_p): Remove.
29330 (gt-regclass.h): Rename to gt-reginfo.h.
29332 * rtl.h (dump_global_regs, retry_global_alloc,
29333 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29335 * Makefile.in (RA_H): Remove.
29336 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29337 Rename regclass.o to reginfo.o.
29338 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29340 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29341 (GTFILES): Rename regclass.c to reginfo.c.
29343 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29344 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29346 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29347 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29349 (finish_spills): Ditto. Remove code for !flag_ira.
29351 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29353 PR middle-end/35854
29354 * doc/invoke.texi (rtl debug options): Complete rewrite.
29355 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29357 * mode-switching.c (pass_mode_switching): Rename pass from
29358 "mode-sw" to "mode_sw".
29359 * except.c (pass_convert_to_eh_ranges): Rename pass from
29360 "eh-ranges" to "eh_ranges".
29361 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29365 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29366 Alexander Monakov <amonakov@ispras.ru>
29368 PR middle-end/38857
29369 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29371 (move_exprs_to_boundary): Change return type and pass through
29372 should_move from move_op. Relax assert. Update usage ...
29373 (schedule_expr_on_boundary): ... here. Use should_move instead of
29375 (move_op_orig_expr_found): Indicate that insn was disconnected from
29377 (code_motion_process_successors): Do not call after_merge_succs
29378 callback if original expression was not found when traversing any of
29380 (code_motion_path_driver): Change return type. Update prototype.
29381 (move_op): Update comment. Add a new parameter (should_move). Update
29382 prototype. Set *should_move based on indication provided by
29383 move_op_orig_expr_found.
29385 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29387 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29388 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29389 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29390 * config/rs6000/rs6000.c (rs6000_override_options): Default
29391 avoid-indexed-addresses on for Power6, off for everything else.
29392 (avoiding_indexed_address_p): New function.
29393 (rs6000_legitimize_address): Use it.
29394 (rs6000_legitimate_address): Likewise.
29395 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29397 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29399 PR tree-optimization/38997
29400 * tree-loop-distribution.c (generate_memset_zero): Use
29401 POINTER_PLUS_EXPR for a pointer addition.
29403 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29405 * config/s390/s390.md (bswap<mode>2): New pattern added.
29407 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29409 * config/s390/s390.md (*tls_load_31): Added type attribute.
29411 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29413 * config/s390/s390.md: Fix a few comments.
29415 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29417 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29418 (*tm<mode>_full): Fixed z10prop attribute.
29419 (*tst<mode>_extimm): Fixed z10prop attribute.
29420 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29421 (*tstqiCCT_cconly): Fixed z10prop attribute.
29422 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29423 (*movsi_larl): Fixed z10prop attribute.
29424 (*movsi_zarch): Fixed z10prop attribute.
29425 (*movsi_eas): Fixed z10prop attribute.
29426 (*movhi): Fixed z10prop attribute.
29427 (*movqi): Fixed z10prop attribute.
29428 (*movstrictqi): Fixed z10prop attribute.
29429 (*mov<mode>): Fixed z10prop attribute.
29430 (*movcc): Fixed z10prop attribute.
29431 (*sethighpartdi_64): Fixed z10prop attribute.
29432 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29433 (*negdi2_sign_cc): Fixed z10prop attribute.
29434 (*negdi2_sign): Fixed z10prop attribute.
29435 (*absdi2_sign_cc): Fixed z10prop attribute.
29436 (*absdi2_sign): Fixed z10prop attribute.
29437 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29438 (*negabsdi2_sign): Fixed z10prop attribute.
29439 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29440 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29441 (doloop_si64): Fixed z10prop attribute.
29442 (doloop_si31): Fixed z10prop attribute.
29443 (doloop_long): Fixed z10prop attribute.
29444 (indirect_jump): Fixed z10prop attribute.
29445 (nop): Fixed z10prop attribute.
29446 (main_base_64): Fixed z10prop attribute.
29447 (reload_base_64): Fixed z10prop attribute.
29449 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29451 PR rtl-optimization/38740
29452 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29454 * config/mips/mips.c (mips_reorg): Likewise.
29456 2009-01-28 Richard Guenther <rguenther@suse.de>
29458 PR tree-optimization/38926
29459 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29460 with the correct value id to a value.
29461 (do_regular_insertion): Use the value number of edoubleprime
29462 for the value number of the expr.
29465 2008-08-21 Richard Guenther <rguenther@suse.de>
29467 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29468 a PHI ask VN if it is already available.
29469 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29470 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29472 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29474 PR middle-end/38934
29475 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29476 set to varying whenever max has TREE_OVERFLOW set, similarly
29477 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29479 2009-01-28 Richard Guenther <rguenther@suse.de>
29481 PR middle-end/38908
29482 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29483 uninitialized aggregate uses in call arguments.
29485 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29487 PR tree-optimization/38984
29488 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29489 the nothing_id variable if -fno-delete-null-pointer-checks.
29491 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29494 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29495 (set_got_offset_rex64): Ditto.
29497 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29500 * doc/extend.texi: Improve local variable with asm reg.
29502 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29504 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29505 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29506 was not supplied then set warn_packed_bitfield_compat to the
29507 default value of 1.
29508 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29511 2009-01-27 Richard Guenther <rguenther@suse.de>
29513 PR tree-optimization/38503
29514 * cfgexpand.c (expand_gimple_basic_block): Ignore
29515 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29516 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29517 variables that cannot have TBAA applied.
29518 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29521 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29523 PR middle-end/38969
29524 * calls.c (initialize_argument_information): Do not wrap complex
29525 arguments in SAVE_EXPR.
29527 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29529 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29530 (INSTALL_LIBGCC): Revert typo commit.
29532 2009-01-26 Richard Guenther <rguenther@suse.de>
29534 PR tree-optimization/38745
29535 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29536 from special handling.
29538 2009-01-26 Richard Guenther <rguenther@suse.de>
29540 PR tree-optimization/38745
29541 * tree-ssa.c (execute_update_addresses_taken): Do not include
29542 variables that cannot possibly be a register in not_reg_needs.
29543 Do not clear TREE_ADDRESSABLE on vars that may not become
29545 * tree-ssa.c (update_alias_info_1): Include those in the set
29546 of addressable vars.
29548 2009-01-26 Richard Guenther <rguenther@suse.de>
29550 PR middle-end/38851
29551 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29552 * tree-ssa-dse.c: Include langhooks.h
29553 (execute_simple_dse): Remove stores with zero size.
29555 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29558 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29561 2009-01-24 Julian Brown <julian@codesourcery.com>
29563 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29564 config/arm/linux-atomic.c.
29565 * config/arm/linux-atomic.c: New.
29567 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29569 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29570 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29571 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29573 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29576 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29579 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29581 PR tree-optimization/38953
29582 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29583 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29584 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29585 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29588 2009-01-24 Paul Brook <paul@codesourcery.com>
29590 * config/arm/neon.md (neon_type): Move to arm.md.
29591 (neon_mov<VSTRUCT>): Add neon_type attribute.
29592 * config/arm/arm.md (neon_type): Move to here.
29593 (conds): Add "unconditioal" and use as default for NEON insns.
29595 2009-01-24 Ben Elliston <bje@au.ibm.com>
29597 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29598 void *' warning from -Wc++-compat.
29599 * Makefile.in (dominance.o-warn): Remove.
29601 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29603 PR tree-optimization/38932
29604 * fold-const.c (fold_unary_ignore_overflow): New.
29605 * tree.h (fold_unary_ignore_overflow): Declare.
29606 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29607 * tree-ssa-sccvn.c (visit_reference_op_load,
29608 simplify_unary_expression): Likewise.
29610 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29612 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29613 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29614 regardless of their type.
29615 * c-common.c (handle_packed_attribute): Don't ignore packed on
29617 * c.opt (Wpacked-bitfield-compat): New warning option.
29618 * stor-layout.c (place_field): Warn if offset of a field changed.
29619 * doc/extend.texi (packed): Mention the ABI change.
29620 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29621 (Warning Options): Add it to the list.
29623 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29625 * c-opts.c (c_common_post_options): Fix a typo in comments.
29627 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29629 PR middle-end/38615
29630 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29631 variables to static.
29632 * doc/invoke.texi (-fmerge-all-constants): Update description.
29634 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29637 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29638 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29640 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29642 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29644 (LOCAL_ALIGNMENT): Similarly.
29646 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29647 Joseph Myers <joseph@codesourcery.com>
29649 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29650 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29651 * config/arm/arm-tune.md: Regenerate.
29652 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29655 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29657 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29658 version number to five.
29660 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29663 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29664 * c-common.c (set_underlying_type): Likewise.
29665 (is_typedef_decl ): Likewise
29667 (set_underlying_type): Likewise.
29668 (is_typedef_type): Likewise.
29670 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29672 PR middle-end/38587
29673 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29676 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29679 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29680 (LIBGCC_SPEC): Don't define.
29681 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29683 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29685 PR rtl-optimization/38879
29686 * alias.c (base_alias_check): Unaligned access via AND address can
29687 alias all surrounding object types except those with sizes equal
29688 or wider than the size of unaligned access.
29690 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29693 * c-decl.c (clone_underlying_type): Move this ...
29694 * c-common.c (set_underlying_type): ... here.
29695 Also, make sure the function properly sets TYPE_STUB_DECL() on
29696 the newly created typedef variant type.
29697 (is_typedef_decl ): New entry point.
29698 * tree.h: Added a new member member_types_needing_access_check to
29699 struct tree_decl_non_common.
29700 (set_underlying_type): New entry point.
29701 (is_typedef_type): Likewise.
29703 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29705 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29706 Check whether two instructions have memory references that
29707 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29708 are helper functions for traversing.
29709 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29710 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29711 not to draw dependency edge for instructions with non-conflicting
29714 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29717 * longlong.h: Update copyright years. Use soft-fp license notice.
29718 Sync __clz_tab declaration with glibc.
29720 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29723 * doc/extend.texi (syscall_linkage): New.
29724 (version_id): Modify.
29726 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29727 Richard Guenther <rguenther@suse.de>
29729 PR tree-optimization/38747
29730 PR tree-optimization/38748
29731 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29732 conversion if the base address is an indirect reference and the
29733 aliasing sets could cause issues.
29735 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29737 * common.opt (fgraphite, fgraphite-identity): Add comment for
29738 explaining why these options are not documented.
29740 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29742 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29743 gimple_call_lhs is NULL.
29745 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29748 * emit-rtl.c (adjust_address_1): Make sure memref is never
29751 2009-01-20 Ben Elliston <bje@au.ibm.com>
29753 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29754 const qualifier from arg parameter. Remove unnecessary cast to char *.
29755 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29756 const qualifier from arg 2.
29758 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29760 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29762 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29765 * rtl.h (reinit_regs): New prototype.
29766 * regclass.c: Include ira.h.
29767 (reinit_regs): New.
29768 * Makefile.in (regclass.o): Add ira.h.
29769 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29771 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29774 * c-common.c (handle_aligned_attribute): Use
29775 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29776 default alignment value.
29778 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29780 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29781 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29783 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29784 __BIGGEST_ALIGNMENT__.
29786 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29788 2009-01-18 Richard Guenther <rguenther@suse.de>
29790 PR tree-optimization/38819
29791 * tree-flow.h (operation_could_trap_helper_p): Declare.
29792 * tree-eh.c (operation_could_trap_helper_p): Export.
29793 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29794 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29795 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29796 are about to insert a possibly trapping instruction and fail
29799 2009-01-18 Andreas Schwab <schwab@suse.de>
29801 * doc/install.texi (Configuration): Remove obsolete paragraph
29802 about use of --with-gnu-ld with --with-gnu-as.
29804 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29806 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29807 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29808 Follow spelling conventions.
29810 2009-01-18 Ben Elliston <bje@au.ibm.com>
29812 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29813 C++ warning about implicit conversion from void * to struct
29815 (bitmap_obstack_free): Likewise for bitmap_element *.
29816 * Makefile.in (bitmap.o-warn): Remove.
29818 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29820 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29822 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29823 Tobias Grosser <tobi.grosser@amd.com>
29825 * graphite.c (graphite_trans_scop_block): Do not block single
29828 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29830 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29831 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29832 test with assertion.
29834 2009-01-16 Richard Guenther <rguenther@suse.de>
29836 PR tree-optimization/38835
29837 PR middle-end/36227
29838 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29839 and INT + PTR -> (INT)(PTR p+ INT) folding.
29840 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29842 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29845 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29846 the subreg from a lowpart subreg if it is also casting the value.
29848 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29849 Tobias Grosser <tobi.grosser@amd.com>
29851 * graphite.c (compare_prefix_loops): New.
29852 (build_scop_canonical_schedules): Rewritten.
29853 (graphite_transform_loops): Move build_scop_canonical_schedules
29854 after build_scop_iteration_domain.
29856 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29857 Tobias Grosser <tobi.grosser@amd.com>
29859 * graphite.c (add_conditions_to_domain): Add the loops to
29860 the dimension of the iteration domain. Do copy the domain
29861 only when it exists.
29862 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29863 (add_conditions_to_constraints): New.
29864 (can_generate_code_stmt, can_generate_code): Removed.
29865 (gloog): Do not call can_generate_code.
29866 (graphite_transform_loops): Call add_conditions_to_constraints
29867 after building the iteration domain.
29869 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29871 PR tree-optimization/38789
29872 * tree-ssa-threadedge.c
29873 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29874 __builtin_constant_p.
29876 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29878 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29879 examined before deleting them.
29881 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29883 * function.c (aggregate_value_p): Correctly extract the function
29884 type from CALL_EXPR_FN lookup.
29886 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29888 * config/picochip/picochip.c (picochip_override_options): Revert
29889 CFI asm flag disable commited previously.
29891 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29892 Tobias Grosser <tobi.grosser@amd.com>
29893 Jan Sjodin <jan.sjodin@amd.com>
29895 * graphite.c (scan_tree_for_params): On substractions negate
29896 all the coefficients of the term.
29897 (clast_to_gcc_expression_red): New. Handle reduction expressions
29898 of more than two operands.
29899 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29900 (get_vdef_before_scop): Handle also the case of default definitions.
29902 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29904 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29905 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29906 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29908 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29909 Joey Ye <joey.ye@intel.com>
29911 PR middle-end/37843
29912 * cfgexpand.c (expand_stack_alignment): Don't update stack
29913 boundary nor check incoming stack boundary here.
29914 (gimple_expand_cfg): Update stack boundary and check incoming
29915 stack boundary here.
29917 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29919 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29921 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29923 PR rtl-optimization/38245
29924 * calls.c (expand_call): Add stack arguments to
29925 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29926 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29927 in regs and partially in memory or BLKmode arguments.
29928 (emit_library_call_value_1): Add stack arguments to
29929 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29930 ACCUMULATE_OUTGOING_ARGS).
29931 * dce.c: Include tm_p.h.
29932 (find_call_stack_args): New function.
29933 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29935 (mark_insn): Call find_call_stack_args for CALL_Ps.
29936 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29937 forwards. Allocate and free arg_stores bitmap if needed, pass it
29938 down to deletable_insn_p, don't mark stores set in arg_stores
29939 bitmap, clear the bitmap at the beginning of each bb.
29940 * Makefile.in (dce.o): Depend on $(TM_P_H).
29942 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29945 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29946 to make sure the insn is a conditional test (bug 22599). Reformat a
29949 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29951 PR middle-end/38431
29952 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29953 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29954 (gloog): Do not call cleanup_tree_cfg.
29955 (graphite_transform_loops): Call cleanup_tree_cfg after all
29956 scops have been code generated.
29958 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29959 * doc/gty.texi (Invoking the garbage collector): Added new node
29960 and section documenting ggc_collect.
29962 2009-01-14 Richard Guenther <rguenther@suse.de>
29964 PR tree-optimization/38826
29965 PR middle-end/38477
29966 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29967 initialization notes only if we actually emitted a warning.
29968 (intra_create_variable_infos): Add constraints for a result decl
29969 that is passed by hidden reference.
29970 (build_pred_graph): Mark all related variables non-direct on
29973 2009-01-14 Nick Clifton <nickc@redhat.com>
29975 * ira-conflicts.c: Include addresses.h for the definition of
29977 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29978 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29980 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29983 * Makefile.in (ira-lives.o): Add except.h.
29985 * ira-lives.c: Include except.h.
29986 (process_bb_node_lives): Process can_throw_internal.
29988 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29990 PR rtl-optimization/38774
29991 * combine.c (simplify_set): When undoing cc_use change, don't do
29992 PUT_CODE on the newly created comparison, but instead put back the
29995 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29997 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29998 values. Remove duplicate arm8 entry.
30000 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30002 PR tree-optimization/38786
30003 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30004 the SSA_NAME case of expand_scalar_variables_expr.
30005 Set the type of an expression to the type of its assign statement.
30006 (expand_scalar_variables_expr): Also gather the scalar computation
30007 used to index the memory access. Do not pass loop_p.
30008 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30009 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30010 the gimple_stmt_iterator where it inserts new code.
30011 Do not pass loop_p.
30012 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30013 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30015 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30017 * graphite.h (debug_value): Removed.
30018 * graphite.c (debug_value): Removed.
30020 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30022 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30023 ldrd/strd with two 32-bit instructions.
30025 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30027 * config/arm/arm.c (struct processors): Pass for speed down into
30028 cost helper functions.
30029 (const_ok_for_op): Handle COMPARE and inequality nodes.
30030 (arm_rtx_costs_1): Rewrite.
30031 (arm_size_rtx_costs): Update prototype.
30032 (arm_rtx_costs): Pass speed down to helper functions.
30033 (arm_slowmul_rtx_costs): Rework cost calculations.
30034 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30035 (arm_9e_rtx_costs): Likewise.
30037 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30039 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30040 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30041 (alpha_legitimize_address): Do not split local symbols wider than
30042 UNITS_PER_WORD into HIGH/LO_SUM parts.
30044 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30047 * gcc.c (process_command): Replace call to execvp with calls
30048 to pex_one and exit.
30050 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30053 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30054 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30055 variant for devices with 3-byte PC.
30056 (__tablejump_elpm__): New.
30058 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30061 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30062 offsetof member-designator, handle it as `[0].'.
30064 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30066 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30067 function when not using named sections on targets with named sections
30068 if branch distance is less than 262132.
30070 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30072 * combine.c (combine_instructions): Recompute
30073 optimize_this_for_speed_p for each BB in the main combine loop.
30075 2009-01-12 Tomas Bily <tbily@suse.cz>
30078 * tree-loop-distribution.c (prop_phis): New function.
30079 (generate_builtin): Call prop_phis.
30081 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30083 PR tree-optimization/38807
30084 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30085 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30087 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30089 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30090 subreg of op0 to the original op0.
30092 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30094 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30096 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30099 * mips-tfile.c (parse_def): Fix parsing of def strings
30100 starting with digits.
30102 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30105 * config/arm/arm.c (arm_is_long_call_p): Don't call
30106 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30108 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30110 * regrename.c (regrename_optimize): Fix dumping.
30111 (find_oldest_value_reg): Preserve REG_POINTER.
30112 (copy_hardreg_forward_1): Likewise.
30114 2009-01-09 Diego Novillo <dnovillo@google.com>
30116 * gimple.h (struct gimple_statement_base) <uid>: Document
30117 the restrictions on its use.
30118 (gimple_uid): Tidy.
30119 (gimple_set_uid): Tidy.
30121 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30123 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30124 zero guard even if align_bytes != 0 and count is smaller than
30127 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30129 PR rtl-optimization/38495
30130 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30131 (add_range_and_copies_from_move_list): Print all added ranges.
30132 Add ranges to memory optimized destination.
30134 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30138 * config/i386/i386.c (override_options): Reject
30139 -mstringop-strategy=rep_8byte with -m32.
30140 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30141 to 1. Do count comparison against epilogue_size_needed at compile
30142 time even when count_exp was constant forced into register. For
30143 size_needed don't jump to epilogue, instead just avoid aligning
30144 and invoke the body algorithm. If need_zero_guard, add zero guard
30145 even if count is non-zero, but smaller than size_needed + number of
30146 bytes that could be stored for alignment.
30147 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30148 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30149 but smaller than size_needed + number of bytes that could be stored
30150 for alignment. Compare size_needed with epilogue_size_needed instead
30151 of desired_align - align, don't adjust size_needed, pass
30152 epilogue_size_needed to the epilogue expanders.
30155 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30157 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30159 * pa.c (last_address): Change to unsigned.
30160 (update_total_code_bytes): Change argument to unsigned. Don't
30161 check if insn addresses are set.
30162 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30163 addresses are not set.
30164 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30166 2009-01-09 Nick Clifton <nickc@redhat.com>
30168 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30169 DECL_DECLARED_INLINE_P.
30171 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30173 PR middle-end/38347
30174 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30175 GET_MODE (op0) in operand_subword_force calls.
30177 PR middle-end/38771
30178 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30179 fold_convert arg0 operands to TREE_TYPE (op0) first.
30181 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30183 * params.def (ira-max-conflict-table-size): Decrease default value
30186 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30188 PR tree-optimization/37031
30189 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30191 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30192 allocate it using gc instead of heap, use VEC_quick_push instead of
30194 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30195 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30196 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30197 allocated vector from heap allocated.
30198 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30199 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30200 vector only after perfect_loop_nest_depth call.
30202 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30203 Jan Sjodin <jan.sjodin@amd.com>
30205 PR tree-optimization/38559
30206 * graphite.c (debug_value, copy_constraint,
30207 swap_constraint_variables, scale_constraint_variable, ): New.
30208 (get_lower_bound, get_upper_bound): Removed.
30209 (graphite_trans_bb_strip_mine): Clean up this code that works
30210 only for constant number of iterations. Fully copy upper and
30211 lower bound constraints, not only the constant part of them.
30212 * graphite.h (debug_value): Declared.
30214 2009-01-08 Ira Rosen <irar@il.ibm.com>
30216 PR tree-optimization/37194
30217 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30218 Don't add the cost of cost model guard in prologue to scalar
30219 outside cost in case of known number of iterations.
30221 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30222 Alan Modra <amodra@bigpond.net.au>
30224 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30225 non-word-aligned REG+CONST addressing.
30227 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30230 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30231 free_after_compilation when outputting a thunk.
30232 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30233 Do not call free_after_compilation here.
30235 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30237 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30238 (ix86_valid_target_attribute_inner_p): Ditto.
30240 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30242 PR tree-optimization/38492
30243 PR tree-optimization/38498
30244 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30245 * tree-chrec.h (scev_is_linear_expression): Declared.
30246 * graphite.c (graphite_cannot_represent_loop_niter): New.
30247 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30248 (graphite_loop_normal_form): Use gcc_assert.
30249 (scan_tree_for_params): Use CASE_CONVERT.
30250 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30251 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30252 Use gcc_assert. Discard scops that contain unhandled cases.
30253 (build_scop_conditions): Return a boolean status for unhandled cases.
30254 (strip_mine_profitable_p): Print the loop number, not its depth.
30255 (is_interchange_valid): Pass the depth of the loop nest, don't
30256 recompute it wrongly.
30257 (graphite_trans_bb_block): Same.
30258 (graphite_trans_bb_block): Print tentative of loop blocking.
30259 (graphite_trans_scop_block): Do not print that the loop has been
30261 (graphite_transform_loops): Do not handle scops that contain condition
30264 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30266 AVX Programming Reference (December, 2008)
30267 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30268 (_mm256_stream_pd): Likewise.
30269 (_mm256_stream_ps): Likewise.
30271 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30272 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30273 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30274 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30275 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30276 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30277 (ix86_expand_special_args_builtin): Likewise.
30279 * config/i386/sse.md (AVXMODEDI): New.
30280 (avx_movnt<mode>): Likewise.
30281 (avx_movnt<mode>): Likewise.
30282 (<sse>_movnt<mode>): Remove AVX support.
30283 (sse2_movntv2di): Likewise.
30285 2009-01-07 Richard Guenther <rguenther@suse.de>
30287 PR middle-end/38751
30288 * fold-const.c (extract_muldiv): Remove obsolete comment.
30289 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30290 to PLUS_EXPR canonicalization for the canonicalization.
30292 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30294 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30295 hosted cross-compilers generating less efficient code.
30297 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30299 * function.h (rtl_data): Add a dbr_scheduled_p field.
30300 * reorg.c (dbr_schedule): Set it.
30301 (gate_handle_delay_slots): Check it.
30302 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30303 (mips_reorg): Check flag_delayed_branch instead of
30304 mips_base_delayed_branch.
30305 (mips_override_options): Don't set mips_base_delayed_branch
30306 or flag_delayed_branch.
30308 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30310 PR rtl-optimization/38426.
30311 * ira.c (ira): Set current_function_is_leaf earlier.
30313 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30315 PR rtl-optimization/38722
30316 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30317 too early, only set a flag and modify after last possible
30320 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30323 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30324 * real.c (decimal_single_format): Correct values of emin and emax.
30325 (decimal_double_format): Ditto.
30326 (decimal_quad_format): Ditto.
30327 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30328 computation of DECnn_MIN and DECnn_MAX for corrected values of
30329 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30330 __DECnn_MIN__, and adjust its computation for the corrected value
30333 2009-01-06 Jan Hubicka <jh@suse.cz>
30336 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30338 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30340 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30341 Add Robert Clark to the list of testers.
30343 2009-01-06 Jan Hubicka <jh@suse.cz>
30344 Kai Tietz <kai.tietz@onevision.com>
30346 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30347 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30349 2009-01-06 Jan Hubicka <jh@suse.cz>
30350 Kai Tietz <kai.tietz@onevision.com>
30352 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30354 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30355 (ix86_nsaved_regs): Count only general purpose regs.
30356 (ix86_nsaved_sseregs): New.
30357 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30358 to 16 for w64; compute padding and size of sse reg save area.
30359 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30360 general purpose regs.
30361 (ix86_emit_save_sse_regs_using_mov): New.
30362 (ix86_expand_prologue): Save SSE regs if needed.
30363 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30364 (ix86_emit_restore_sse_regs_using_mov): New.
30365 (ix86_expand_epilogue): Save SSE regs if needed.
30367 2009-01-06 Jan Hubicka <jh@suse.cz>
30368 Kai Tietz <kai.tietz@onevision.com>
30370 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30371 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30372 functions when accumulate outgoing args is off.
30374 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30377 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30378 before using pseudos_have_intersected_live_ranges_p.
30380 * ira-int.h (ira_assert): Always define.
30382 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30384 AVX Programming Reference (December, 2008)
30385 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30386 (_mm256_permute2_pd): Likewise.
30387 (_mm_permute2_ps): Likewise.
30388 (_mm256_permute2_ps): Likewise.
30389 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30390 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30392 * config/i386/i386.c (ix86_builtins): Remove
30393 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30394 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30395 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30396 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30397 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30398 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30399 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30400 __builtin_ia32_vpermil2ps256.
30401 (ix86_init_mmx_sse_builtins): Updated.
30402 (ix86_expand_args_builtin): Likewise.
30404 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30406 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30407 long absolute calls when generating PA 2.0 code.
30409 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30411 PR rtl-optimization/38583
30412 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30414 * params.def (ira-max-conflict-table-size): New.
30416 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30418 * ira.h (ira_conflicts_p): New external definition.
30420 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30421 table. Report this. Return result of building.
30422 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30423 building conflict table.
30425 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30426 (ira_color): Use ira_conflicts_p.
30428 * global.c: Include ira.h.
30429 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30432 * Makefile.in (global.o): Add ira.h.
30434 * ira-build.c (mark_all_loops_for_removal,
30435 propagate_some_info_from_allocno): New.
30436 (remove_unnecessary_allocnos): Call
30437 propagate_some_info_from_allocno.
30438 (remove_low_level_allocnos): New.
30439 (remove_unnecessary_regions): Add parameter. Call
30440 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30441 parameter to remove_unnecessary_regions.
30442 (ira_build): Remove all regions but root if the conflict table was
30443 not built. Update conflict hard regs for allocnos crossing calls.
30445 * ira.c (ira_conflicts_p): New global.
30446 (ira): Define and use ira_conflicts_p.
30448 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30449 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30450 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30452 2009-01-06 Ben Elliston <bje@au.ibm.com>
30454 * gengtype-lex.l (YY_NO_INPUT): Define.
30456 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30459 * c-common.c (handle_vector_size_attribute): Also reject
30460 BOOLEAN_TYPE types.
30462 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30464 PR tree-optimization/38492
30465 * graphite.c (rename_map_elt, debug_rename_elt,
30466 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30467 rename_map_elt_info, eq_rename_map_elts,
30468 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30469 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30470 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30471 (sese_build_livein_liveouts): New.
30472 (new_sese, free_sese): New.
30473 (new_scop): Call new_sese.
30474 (free_scop): Call free_sese.
30475 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30476 (register_old_new_names): Renamed register_old_and_new_names.
30477 (register_scop_liveout_renames, add_loop_exit_phis,
30478 insert_loop_close_phis, struct igp,
30479 default_liveout_before_guard, add_guard_exit_phis,
30480 insert_guard_phis, copy_renames): New.
30481 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30482 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30483 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30484 (scop_adjust_phis_for_liveouts): New.
30485 (gloog): Call scop_adjust_phis_for_liveouts.
30487 * graphite.h (struct sese): Documented. Added fields liveout,
30488 num_ver and livein.
30489 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30490 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30491 (struct scop): Added field liveout_renames.
30492 (SCOP_LIVEOUT_RENAMES): New.
30494 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30496 PR tree-optimization/38510
30497 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30498 (translate_clast): Call recompute_all_dominators before
30500 (gloog): Call recompute_all_dominators before graphite_verify.
30502 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30503 Jan Sjodin <jan.sjodin@amd.com>
30505 PR tree-optimization/38500
30506 * graphite.c (create_sese_edges): Call fix_loop_structure after
30509 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30511 * config.gcc: Add m32r*-*-rtems*.
30512 * config/m32r/rtems.h: New file.
30514 2009-01-05 Ben Elliston <bje@au.ibm.com>
30516 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30517 (.po.pox): Likewise.
30518 (po/gcc.pot): Likewise.
30520 2009-01-04 David S. Miller <davem@davemloft.net>
30522 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30523 (STARTING_FRAME_OFFSET): Always set to zero.
30525 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30527 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30528 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30529 fixed-point types, and vectors of the same.
30531 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30533 * config/mips/sync.md (*mb_barrier): Rename to...
30534 (*memory_barrier): ...this.
30536 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30538 * doc/extend.texi (Function Attributes): Move @cindex after @item
30539 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30540 and put in alphabetical order. Fix 'target' name and put in order.
30541 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30544 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30546 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30547 (memory_barrier): Expand as unspec instead of unspec_volatile.
30548 Remove mem:BLK from insn operands. Use Pmode scratch register.
30549 (*memory_barrier): Define as unspec instead of unspec_volatile.
30550 Use (match_dup 0) as input operand.
30552 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30553 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30554 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30555 scratch register. Remove operand 1.
30556 (*stbar): Define as unspec instead of unspec_volatile.
30557 Use (match_dup 0) as input operand, remove (const_int 8).
30558 (*membar): Define as unspec instead of unspec_volatile.
30559 Use (match_dup 0) as input operand, remove input operand 2.
30561 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30562 (memory_barrier): Expand as unspec instead of unspec_volatile.
30563 Remove mem:BLK from insn operands. Use Pmode scratch register.
30564 (*memory_barrier): Define as unspec instead of unspec_volatile.
30565 Use (match_dup 0) as input operand.
30567 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30568 Remove mem:BLK from insn operands. Use Pmode scratch register.
30569 Set volatile flag on operand 0.
30570 (*memory_barrier): New insn pattern.
30572 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30574 (*memory_barrier): Use (match_dup 0) as input operand.
30576 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30577 Remove mem:BLK from insn operands. Use Pmode scratch register.
30578 Set volatile flag on operand 0.
30579 (*mb_internal): New insn pattern.
30581 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30583 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30585 PR middle-end/38586
30586 * function.c (struct temp_slot): Move to the section of the file
30587 that deals with temp slots. Remove field 'address'.
30588 (temp_slot_address_table): New hash table of address -> temp slot.
30589 (struct temp_slot_address_entry): New struct, items for the table.
30590 (temp_slot_address_compute_hash, temp_slot_address_hash,
30591 temp_slot_address_eq, insert_temp_slot_address): Support functions
30593 (find_temp_slot_from_address): Rewrite to use the new hash table.
30594 (remove_unused_temp_slot_addresses): Remove addresses of temp
30595 slots that have been made available.
30596 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30597 worker function for remove_unused_temp_slot_addresses.
30598 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30599 Add the temp slot address to the address -> temp slot map.
30600 (update_temp_slot_address): Update via insert_temp_slot_address.
30601 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30602 (pop_temp_slots): Likewise.
30603 (init_temp_slots): Allocate the address -> temp slot map, or empty
30604 the map if it is already allocated.
30605 (prepare_function_start): Initialize temp slot processing.
30607 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30609 PR middle-end/38584
30610 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30611 Calculate the size of all stack vars assuming no packing of stack
30612 vars will happen, replacing a quadratic algorithm with a linear one.
30614 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30617 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30620 2009-01-03 Diego Novillo <dnovillo@google.com>
30622 * doc/contrib.texi: Update contributions.
30624 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30627 * builtins.c (fold_builtin_memory_op): Give up if either operand
30628 is volatile. Set srctype or desttype to non-qualified version
30632 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30633 and FUNCTION_DECLs.
30635 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30637 PR rtl-optimization/35805
30638 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30639 problem if fast dce is able to remove any instructions.
30640 * dce.c (dce_process_block): Fix dump message.
30642 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30645 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30647 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30649 PR middle-end/38690
30650 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30651 * tree-pretty-print.c (op_code_prio): New function.
30652 (op_prio): No longer static. Use op_code_prio.
30653 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30654 Use op_prio and op_code_prio to determine if () should be
30655 printed around operand(s) or not.
30657 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30658 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30659 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30660 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30661 pp_character instead of pp_string for single letter printing.
30663 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30665 * doc/extend.texi: Fix '#pragma GCC option' typo.
30667 2009-01-02 Richard Guenther <rguenther@suse.de>
30669 * doc/install.texi (--enable-checking): Mention different
30670 default for stage1.
30671 (--enable-stage1-checking): Document.
30673 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30675 PR middle-end/30142
30676 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30677 case to be an error.
30679 2009-01-02 Ben Elliston <bje@au.ibm.com>
30681 * config/fp-bit.h (pack_d): Constify argument.
30682 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30683 (isnan): Constify argument.
30685 (iszero): Likewise.
30686 (pack_d): Likewise.
30687 (_fpadd_parts): Constify return type.
30688 (_fpmul_parts): Likewise.
30689 (_fpdiv_parts): Likewise.
30691 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30694 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30695 warn about overwriting initializer with side-effects or
30696 -Woverride-init if !IMPLICIT.
30697 (output_init_element): Likewise. Pass IMPLICIT down to
30699 (process_init_element): Add IMPLICIT argument. Pass it down
30700 to output_init_element.
30701 (push_init_element, pop_init_level, set_designator): Adjust
30702 process_init_element callers.
30703 (set_nonincremental_init, set_nonincremental_init_from_string):
30704 Adjust add_pending_init callers.
30705 (output_pending_init_elements): Adjust output_init_element callers.
30706 * c-tree.h (process_init_element): Adjust prototype.
30707 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30708 process_init_element callers.
30711 Copyright (C) 2009 Free Software Foundation, Inc.
30713 Copying and distribution of this file, with or without modification,
30714 are permitted in any medium without royalty provided the copyright
30715 notice and this notice are preserved.