1 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
4 names instead of numerical constants.
5 (sse_prologue_save): Ditto.
6 (*sse_prologue_save_insn): Ditto.
8 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
12 (TARGET_CALL_ESP): New define.
13 * config/i386/i386.c (initial_ix86_tune_features): Initialize
15 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
16 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
17 *call_1, *call_value_pop_1 and *call_value_1. Depend on
19 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
20 New patterns, use "lsm" as operand 1 constraint.
21 * config/i386/predicates.md (call_insn_operand): Depend on
22 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
24 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26 PR tree-optimization/41857
27 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
28 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
30 * tree-ssa-address.c (move_hint_to_base): New function.
31 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
32 address space associated with TYPE.
33 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
34 most_expensive_mult_to_index. Call move_hint_to_base.
35 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
36 TYPE to addr_to_parts.
38 2009-11-02 Martin Jambor <mjambor@suse.cz>
40 PR tree-optimization/41750
41 * tree-sra.c (analyze_modified_params): Loop over all
42 representatives of components of a parameter.
44 2009-11-02 Jakub Jelinek <jakub@redhat.com>
46 PR tree-optimization/41841
47 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
48 local variables of not yet materialized clones.
51 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
52 for a VOIDmode variable.
55 * c-pragma.c (visstack): Change into vector of ints rather than
56 enum symbol_visibility.
57 (push_visibility): Add kind argument, push default_visibility together
59 (pop_visibility): Add kind argument, return true if successful, fail
60 if visibility stack is empty or if stack top is of different kind.
61 (handle_pragma_visibility): Don't check length of visstack, instead
62 call pop_visibility and issue diagnostics if it failed. Pass 0
63 as last argument to push_visibility and pop_visibility.
64 * c-pragma.h (push_visibility): Add kind argument.
65 (pop_visibility): Likewise. Return bool instead of void.
67 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
69 * tree.def (TARGET_MEM_REF): Update comment.
70 * alias.c (get_alias_set): Retrieve the original memory reference for
71 a TARGET_MEM_REF before proceeding.
73 2009-10-31 Anatoly Sokolov <aesok@post.ru>
75 * config/frv/frv.c (frv_function_value, frv_libcall_value,
76 frv_function_value_regno_p): New functions.
77 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
78 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
79 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
80 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
82 2009-10-31 Anatoly Sokolov <aesok@post.ru>
84 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
85 new 'outgoing' argument.
86 (mn10300_libcall_value, mn10300_function_value_regno_p): New
88 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
89 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
90 LIBCALL_VALUE): Remove.
91 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
92 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
93 (mh10300_function_value_regno_p): Declare.
95 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
97 * config/arm/cortex-a9.md: New - integer pipeline description.
99 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
101 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
102 aborting if the sizes of the two references don't match.
104 2009-10-31 Toon Moene <toon@moene.org>
106 * ipa-inline.c (cgraph_decide_inlining):
107 Include reason for not inlining called-once functions in dump file.
109 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
111 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
112 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
113 (LINK_SPEC): BE_LINK_SPEC added.
115 2009-10-30 Richard Guenther <rguenther@suse.de>
118 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
120 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
122 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
123 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
126 2009-10-30 Martin Jambor <mjambor@suse.cz>
128 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
130 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
133 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
134 first. Move assert on stack_alignment_estimated just before
135 setting stack_realign_needed.
136 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
137 Don't call update_stack_boundary.
139 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
140 (verride_options): Don't check ix86_force_align_arg_pointer here.
141 (ix86_function_ok_for_sibcall): Use it.
142 (ix86_update_stack_boundary): Likewise.
144 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
146 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
148 * arm.md (QHSI): New mode iterator.
149 (movqi): If generating for thumb, then truncate any immediate to
151 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
153 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
156 2009-10-29 Cary Coutant <ccoutant@google.com>
159 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
160 locations in the source).
161 (store_vcall_insn): New function.
162 (lookup_vcall_insn): New function.
163 (dwarf2out_virtual_call_token): Use store_vcall_insn.
164 (dwarf2out_copy_call_info): New function.
165 (dwarf2out_virtual_call): Use lookup_vcall_insn.
166 * emit-rtl.c (try_split): Call copy_call_info debug hook.
167 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
168 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
169 (debug_nothing_rtx_rtx): New dummy hook.
170 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
171 (xcoff_debug_hooks): Likewise.
172 * sdbout.c (sdb_debug_hooks): Likewise.
173 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
175 2009-10-29 David Daney <ddaney@caviumnetworks.com>
177 * doc/invoke.texi (mmcount-ra-address): Document new command line
179 * config/mips/mips.opt (mmcount-ra-address): New option.
180 * config/mips/mips-protos.h (mips_function_profiler): Declare new
182 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
184 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
185 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
187 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
188 mips_function_profiler.
190 2009-10-29 Steve Ellcey <sje@cup.hp.com>
194 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
195 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
196 * optc-gen.awk (cl_target_option_restore): Include call to
197 targetm.override_options_after_change.
198 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
199 * target.h (override_options_after_change): New.
200 * c-common.c (parse_optimize_options): Call
201 targetm.override_options_after_change.
202 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
203 (ia64_override_options_after_change): New.
204 (ia64_override_options) Add call to above.
206 2009-10-29 Michael Matz <matz@suse.de>
208 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
209 (gate_convert_to_rsqrt): Ditto.
210 (pass_convert_to_rsqrt): Ditto.
211 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
212 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
215 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
217 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
219 * config/arm/arm.c (find_best_start): Fix type of remainder to be
222 2009-10-29 Martin Jambor <mjambor@suse.cz>
224 PR tree-optimization/41775
225 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
226 (generate_subtree_copies): Do not unshare agg.
227 (load_assign_lhs_subreplacements): Do not unshare rhs.
228 (sra_modify_assign): Do not unshare exprs.
229 (propagate_subacesses_accross_link): Renamed to
230 propagate_subaccesses_across_link.
232 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
234 * arm.c (count_insns_for_constant): Rework to support counting for
235 thumb2 immediates as well.
236 (find_best_start): Split out from arm_gen_constant.
237 (arm_gen_constant): Rework to support XOR with immediate.
239 2009-10-29 Chao-ying Fu <fu@mips.com>
241 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
243 (mips_expand_synci_loop): Use the length rtx to control the
244 synci loop from the begin rtx that points to the first byte of
247 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
249 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
251 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
253 * dbxout.c (dbxout_common_check): Accept non public trees.
254 * dwarf2out.c (fortran_common): Accept non public trees.
256 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
258 * common.opt (fuse-linker-plugin): New option.
259 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
261 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
263 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
265 PR rtl-optimization/39715
266 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
267 (gen_cstoresi_ltu_thumb1): New splitter.
269 2009-10-28 Richard Guenther <rguenther@suse.de>
273 * tree-ssa.c (useless_type_conversion_p): Do not treat
274 conversions to pointers to incomplete types as useless.
275 * gimple.c (gimple_types_compatible_p): Compare struct tags,
278 2009-10-28 Jakub Jelinek <jakub@redhat.com>
280 * var-tracking.c (emit_note_insn_var_location): Don't call the second
281 vt_expand_loc unnecessarily when location is not a register nor
285 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
286 fields don't have DECL_NAME.
289 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
290 call convert_memory_address on addr.
293 * config/i386/i386.c (ix86_pic_register_p): Don't call
294 rtx_equal_for_cselib_p for VALUEs discarded as useless.
296 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
298 * var-tracking.c (emit_note_insn_var_location): Get the mode of
299 a variable part from its REG, MEM or VALUE.
301 2009-10-28 Richard Guenther <rguenther@suse.de>
303 * gimple.c (gimple_get_alias_set): Fix comment typo.
305 2009-10-28 Richard Guenther <rguenther@suse.de>
307 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
308 (free_lang_data): Unconditionally compute alias sets for all
309 standard integer types. Bail out if gate bailed out previously.
310 Do not reset the types_compatible_p langhook.
311 (gate_free_lang_data): Remove.
312 (struct pass_ipa_free_lang_data): Enable unconditionally.
313 * gimple.c (gimple_get_alias_set): Use the same alias-set for
316 2009-10-28 Richard Guenther <rguenther@suse.de>
319 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
320 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
321 (call_may_clobber_ref_p_1): Likewise.
322 * tree-ssa-structalias.c (find_func_aliases): Likewise.
323 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
325 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
327 PR rtl-optimization/41812
330 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
332 * df-problems.c (df_md_scratch): New.
333 (df_md_alloc, df_md_free): Allocate/free it.
334 (df_md_local_compute): Only include live registers in init.
335 (df_md_transfer_function): Prune the in-set computed by
336 the confluence function, and the gen-set too.
338 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
340 PR rtl-optimization/39715
341 * combine.c (simplify_comparison): Use extensions to
342 widen comparisons. Try an ANDing first.
344 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
346 PR rtl-optimization/40741
347 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
348 a small constant is cheap.
349 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
350 force_reg on the LHS.
351 (xorsi3): Likewise, and split the XOR if the constant is complex
352 and not in Thumb mode.
354 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
356 * expmed.c (emit_store_flag): Check costs before
357 transforming to the opposite representation.
359 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
361 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
362 cstore result to DImode.
364 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
366 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
367 inside the unspec vector.
369 2009-10-27 Richard Henderson <rth@redhat.com>
371 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
373 2009-10-27 Richard Henderson <rth@redhat.com>
376 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
377 eh_region_may_contain_throw; update users.
378 (eh_region_may_contain_throw): New function.
379 (lower_catch): Check flag_exceptions before creating exception region.
380 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
381 (lower_cleanup): Tidy existing flag_exceptions check to match.
383 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
386 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
387 * config/i386/mingw.opt: Add fset-stack-executable.
388 * config/i386/i386.c (ix86_trampoline_init): Make call to
389 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
390 defined and its value is not zero.
393 2009-10-27 Richard Guenther <rguenther@suse.de>
395 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
396 handle calls to externally visible functions like in regular mode.
397 (create_variable_info_for): Do not create function infos here.
398 (have_alias_info): Remove write-only variable.
399 (solve_constraints): New function split out from common code
400 in compute_points_to_sets and ipa_pta_execute.
401 (compute_points_to_sets): Adjust.
402 (ipa_pta_execute): Likewise. Handle clones and externally visible
403 functions like in non-IPA mode.
405 2009-10-27 Jakub Jelinek <jakub@redhat.com>
408 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
411 2009-10-27 Richard Guenther <rguenther@suse.de>
413 * tree-complex.c (expand_complex_div_wide): Check for
414 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
416 2009-10-27 Revital Eres <eres@il.ibm.com>
418 PR tree-optimization/40648
419 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
420 Change decision of when to peel for alignment.
422 2009-10-27 Richard Guenther <rguenther@suse.de>
425 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
427 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
430 * fold-const.c (fold_binary_loc): Do not call
431 protected_set_expr_location.
433 2009-10-27 Wei Guozhi <carrot@google.com>
436 * target.h (have_conditional_execution): Add a new target hook
438 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
439 * targhooks.h (default_have_conditional_execution): Likewise.
440 * targhooks.c (default_have_conditional_execution): Likewise.
441 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
442 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
443 (arm_have_conditional_execution): New function.
444 * ifcvt.c (noce_process_if_block, find_if_header,
445 cond_exec_find_if_block, dead_or_predicable): Change the usage of
446 macro HAVE_conditional_execution to a target hook call.
447 * recog.c (peephole2_optimize): Likewise.
448 * sched-rgn.c (add_branch_dependences): Likewise.
449 * final.c (asm_insn_count, final_scan_insn): Likewise.
450 * bb-reorder.c (HAVE_conditional_execution): Remove it.
452 2009-10-26 Ben Elliston <bje@au.ibm.com>
453 Michael Meissner <meissner@linux.vnet.ibm.com>
454 Ulrich Weigand <uweigand@de.ibm.com>
456 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
457 * config/spu/spu_cache.h: New file.
459 * config/spu/cachemgr.c: New file.
460 * config/spu/cache.S: New file.
462 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
463 (ADDR_SPACE_EA): Define.
464 (TARGET_ADDR_SPACE_KEYWORDS): Define.
465 * config/spu/spu.c (EAmode): New macro.
466 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
467 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
468 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
469 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
470 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
471 (TARGET_ADDR_SPACE_CONVERT): Likewise.
472 (TARGET_ASM_SELECT_SECTION): Likewise.
473 (TARGET_ASM_UNIQUE_SECTION): Likewise.
474 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
475 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
476 (ea_symbol_ref): New function.
477 (spu_legitimate_constant_p): Handle __ea qualified addresses.
478 (spu_addr_space_legitimate_address_p): New function.
479 (spu_addr_space_legitimize_address): Likewise.
480 (cache_fetch): New global.
481 (cache_fetch_dirty): Likewise.
482 (ea_alias_set): Likewise.
483 (ea_load_store): New function.
484 (ea_load_store_inline): Likewise.
485 (expand_ea_mem): Likewise.
486 (spu_expand_mov): Handle __ea qualified memory references.
487 (spu_addr_space_pointer_mode): New function.
488 (spu_addr_space_address_mode): Likewise.
489 (spu_addr_space_subset_p): Likewise.
490 (spu_addr_space_convert): Likewise.
491 (spu_section_type_flags): Handle "._ea" section.
492 (spu_select_section): New function.
493 (spu_unique_section): Likewise.
494 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
495 and __EA64__ predefined macros.
496 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
497 -matomic-updates switches.
499 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
500 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
501 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
502 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
503 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
504 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
505 $(T)cache128k.o): Likewise.
506 ($(T)libgcc_%.a): Likewise.
508 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
509 * config/spu/spu.opt (-mea32/-mea64): Add switches.
510 (-maddress-space-conversion): Likewise.
511 (-mcache-size=): Likewise.
512 (-matomic-updates): Likewise.
513 * doc/invoke.texi (-mea32/-mea64): Document.
514 (-maddress-space-conversion): Likewise.
515 (-mcache-size=): Likewise.
516 (-matomic-updates): Likewise.
518 2009-10-26 Ben Elliston <bje@au.ibm.com>
519 Michael Meissner <meissner@linux.vnet.ibm.com>
520 Ulrich Weigand <uweigand@de.ibm.com>
522 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
524 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
525 defined, add the named address space keywords.
526 (c_addr_space_name): New function.
527 (complete_array_type): Preserve named address space.
528 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
529 instead of targetm.valid_pointer_mode.
531 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
532 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
533 (ADDR_SPACE_KEYWORD): New macro.
534 (c_addr_space_name): Add prototype.
536 * c-tree.h (struct c_declspecs): Add address_space member.
537 (declspecs_add_addrspace): Add prototype.
539 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
541 * c-parser.c (c_parse_init): Add assertion.
542 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
543 (c_lex_one_token): Handle address space keywords.
544 (c_token_starts_typename): Likewise.
545 (c_token_starts_declspecs): Likewise.
546 (c_parser_declspecs): Likewise.
547 (c_parser_postfix_expression_after_paren_type): Diagnose compound
548 literal within function qualified with named address space.
550 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
551 address space qualifiers.
552 (shadow_tag_warned): Warn about useless address space qualifiers.
553 (quals_from_declspecs): Handle address space qualifiers.
554 (grokdeclarator): Likewise.
555 (build_null_declspecs): Likewise.
556 (declspecs_add_addrspace): New function.
558 * c-typeck.c (addr_space_superset): New function.
559 (qualify_type): Handle named address spaces.
560 (composite_type): Likewise.
561 (common_pointer_type): Likewise.
562 (comp_target_types): Likewise.
563 (build_conditional_expr): Likewise.
564 (handle_warn_cast_qual): Likewise.
565 (build_c_cast): Likewise.
566 (convert_for_assignment): Likewise.
567 (build_binary_op): Likewise.
568 (pointer_diff): Handle named address spaces. Use intermediate
569 integer type of sufficient size if required.
571 2009-10-26 Ben Elliston <bje@au.ibm.com>
572 Michael Meissner <meissner@linux.vnet.ibm.com>
573 Ulrich Weigand <uweigand@de.ibm.com>
575 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
576 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
577 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
579 * target.h (struct target_def): Add pointer_mode, address_mode,
580 and valid_pointer_mode to addr_space substructure.
581 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
582 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
583 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
584 (TARGET_ADDR_SPACE_HOOKS): Add them.
585 * targhooks.c (target_default_pointer_address_modes_p): New function.
586 * target.h (target_default_pointer_address_modes_p): Add prototype.
587 * targhooks.c (default_addr_space_pointer_mode): New function.
588 (default_addr_space_address_mode): Likewise.
589 (default_addr_space_valid_pointer_mode): Likewise.
590 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
591 (default_addr_space_address_mode): Likewise.
592 (default_addr_space_valid_pointer_mode): Likewise.
593 * output.h (default_valid_pointer_mode): Move to ...
594 * targhooks.h (default_valid_pointer_mode): ... here.
595 * varasm.c (default_valid_pointer_mode): Move to ...
596 * targhooks.c (default_valid_pointer_mode): ... here.
598 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
599 instead of targetm.valid_pointer_mode.
601 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
602 * tree.c (integer_pow2p): Likewise.
603 (tree_log2): Likewise.
604 (tree_floor_log2): Likewise.
605 (signed_or_unsigned_type_for): Support pointer type of different size.
606 (int_or_pointer_precision): New function.
607 * tree.h (int_or_pointer_precision): Add prototype.
608 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
609 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
610 incoming pointer type instead of POINTER_SIZE.
612 * tree.c (build_pointer_type): Use appropriate pointer mode
614 (build_reference_type): Likewise.
615 * expr.c (store_expr): Likewise.
616 (expand_expr_addr_expr): Likewise.
617 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
618 * cfgexpand.c (expand_debug_expr): Likewise.
620 * auto-inc-dec.c: Include "target.h".
621 (try_merge): Use appropriate address mode instead of Pmode.
622 (find_inc): Likewise.
623 * combine.c (find_split_point): Likewise.
624 * cselib.c (cselib_record_sets): Likewise.
625 * dse.c (replace_inc_dec): Likewise.
626 (canon_address): Likewise.
627 * var-tracking.c (replace_expr_with_values): Likewise.
628 (count_uses): Likewise.
629 (add_uses): Likewise.
630 (add_stores): Likewise.
631 * emit-rtl.c: Include "target.h".
632 (adjust_address_1): Use appropriate address mode instead of Pmode.
633 (offset_address): Likewise.
634 * explow.c (break_out_memory_refs): Likewise.
635 (memory_address_addr_space): Likewise.
636 (promote_mode): Likewise.
637 * expr.c (move_by_pieces): Likewise.
638 (emit_block_move_via_loop): Likewise.
639 (store_by_pieces): Likewise.
640 (store_by_pieces_1): Likewise.
641 (expand_assignment): Likewise.
642 (store_constructor): Likewise.
643 (expand_expr_addr_expr): Likewise.
644 (expand_expr_real_1): Likewise.
645 * cfgexpand.c (expand_debug_expr): Likewise.
646 * ifcvt.c (noce_try_cmove_arith): Likewise.
647 * regcprop.c (kill_autoinc_value): Likewise.
648 * regmove.c (try_auto_increment): Likewise.
649 * reload.c (find_reloads): Likewise.
650 (find_reloads_address): Likewise.
651 (find_reloads_address_1): Likewise.
652 * sched-deps.c: Include "target.h".
653 (sched_analyze_1): Use appropriate address mode instead of Pmode.
654 (sched_analyze_2): Likewise.
655 * sel-sched-dump.c: Include "target.h".
656 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
657 * stor-layout.c (layout_type): Likewise.
658 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
659 (multiplier_allowed_in_address_p): Likewise.
660 (get_address_cost): Likewise.
661 * varasm.c (make_decl_rtl): Likewise.
663 * expr.c (expand_assignment): Always convert offsets to appropriate
665 (store_expr): Likewise.
666 (store_constructor): Likewise.
667 (expand_expr_real_1): Likewise.
669 * reload.h (form_sum): Add MODE argument.
670 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
671 Update recursive calls.
672 (subst_indexed_address): Update calls to form_sum.
674 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
675 * tree-ssa-address.c: Include "target.h".
676 (templates): Replace by ...
677 (mem_addr_template_list): ... this new vector.
678 (TEMPL_IDX): Handle address space numbers.
679 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
680 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
681 instead of global cache. Update call to gen_addr_rtx.
682 (valid_mem_ref_p): Update call to addr_for_mem_ref.
683 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
685 * rtl.h (convert_memory_address_addr_space): Add prototype.
686 (convert_memory_address): Define as macro.
687 * explow.c (convert_memory_address): Rename to ...
688 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
689 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
690 Update recursive calls.
691 (memory_address_addr_space): Call convert_memory_address_addr_space.
692 * expmed.c (make_tree): Likewise.
693 * expr.c (expand_assignment): Likewise.
694 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
695 (expand_expr_addr_expr): Likewise. Also, update call.
697 * alias.c (find_base_value): Guard pointer size optimizations.
698 (find_base_term): Likewise.
699 * rtlanal.c (nonzero_bits1): Likewise.
700 (num_sign_bit_copies1): Likewise.
701 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
703 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
704 (emit-rtl.o): Likewise.
705 (auto-inc-dec.o): Likewise.
706 (sched-deps.o): Likewise.
708 2009-10-26 Ben Elliston <bje@au.ibm.com>
709 Michael Meissner <meissner@linux.vnet.ibm.com>
710 Ulrich Weigand <uweigand@de.ibm.com>
712 * doc/extend.texi (Named Address Spaces): New section.
713 * coretypes.h (addr_space_t): New type.
714 (ADDR_SPACE_GENERIC): New define.
715 (ADDR_SPACE_GENERIC_P): New macro.
717 * doc/tm.texi (Named Address Spaces): New section.
718 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
719 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
720 (TARGET_ADDR_SPACE_SUBSET_P): Document.
721 (TARGET_ADDR_SPACE_CONVERT): Document.
722 * target.h (struct gcc_target): Add addr_space substructure.
723 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
724 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
725 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
726 (TARGET_ADDR_SPACE_CONVERT): Likewise.
727 (TARGET_ADDR_SPACE_HOOKS): Likewise.
728 (TARGET_INITIALIZER): Initialize addr_space hooks.
729 * targhooks.c (default_addr_space_legitimate_address_p): New function.
730 (default_addr_space_legitimize_address): Likewise.
731 (default_addr_space_subset_p): Likewise.
732 (default_addr_space_convert): Likewise.
733 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
734 (default_addr_space_legitimize_address): Likewise.
735 (default_addr_space_subset_p): Likewise.
736 (default_addr_space_convert): Likewise.
738 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
739 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
740 (MEM_ADDR_SPACE): New macro.
741 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
742 address space memory attribute.
743 (mem_attrs_htab_hash): Handle address space memory attribute.
744 (mem_attrs_htab_eq): Likewise.
745 (set_mem_attributes_minus_bitpos): Likewise.
746 (set_mem_alias_set): Likewise.
747 (set_mem_align): Likewise.
748 (set_mem_expr): Likewise.
749 (set_mem_offset): Likewise.
750 (set_mem_size): Likewise.
751 (adjust_address_1): Likewise.
752 (offset_address): Likewise.
753 (widen_memoy_address): Likewise.
754 (get_spill_slot_decl): Likewise.
755 (set_mem_attrs_for_spill): Likewise.
756 (set_mem_addr_space): New function.
757 * emit-rtl.h (set_mem_addr_space): Add prototype.
758 * print-rtl.c (print_rtx): Print address space memory attribute.
759 * expr.c (expand_assignment): Set address space memory attribute
760 of generated MEM RTXes as appropriate.
761 (expand_expr_real_1): Likewise.
762 * cfgexpand.c (expand_debug_expr): Likewise.
763 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
765 * tree.h (struct tree_base): Add address_space bitfield. Reduce
766 size of "spare" bitfield.
767 (TYPE_ADDR_SPACE): New macro.
768 (ENCODE_QUAL_ADDR_SPACE): Likewise.
769 (DECODE_QUAL_ADDR_SPACE): Likewise.
770 (CLEAR_QUAL_ADDR_SPACE): Likewise.
771 (KEEP_QUAL_ADDR_SPACE): Likewise.
772 (TYPE_QUALS): Encode type address space.
773 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
774 * tree.c (set_type_quals): Set type address space.
775 (build_array_type): Inherit array address space from element type.
776 * print-tree.c (print_node_brief): Print type address space.
777 (print_node): Likewise.
778 * tree-pretty-print.c (dump_generic_node): Likewise.
780 * explow.c (memory_address): Rename to ...
781 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
782 Use address-space aware variants of memory address routines.
783 * recog.c (memory_address_p): Rename to ...
784 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
785 Use address-space aware variants of memory address routines.
786 (offsettable_address_p): Rename to ...
787 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
788 Use address-space aware variants of memory address routines.
789 * reload.c (strict_memory_address_p): Rename to ...
790 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
791 Use address-space aware variants of memory address routines.
792 (maybe_memory_address_p): Rename to ...
793 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
794 Use address-space aware variants of memory address routines.
795 * expr.h (memory_address_addr_space): Add prototype.
796 (memory_address): Define as macro.
797 * recog.h (memory_address_addr_space_p): Add prototype.
798 (memory_address_p): Define as macro.
799 (offsettable_address_addr_space_p): Add prototype.
800 (offsettable_address_p): Define as macro.
801 (strict_memory_address_addr_space_p): Add prototype.
802 (strict_memory_address_p): Define as macro.
804 * combine.c (find_split_point): Use address-space aware variants
805 of memory address routines.
806 * emit-rtl.c (operand_subword): Likewise.
807 (change_address_1): Likewise.
808 (adjust_address_1): Likewise.
809 (offset_address): Likewise.
810 * expr.c (emit_move_insn): Likewise.
811 (expand_assignment): Likewise.
812 (expand_expr_real_1): Likewise.
813 * recog.c (verify_changes): Likewise.
814 (general_operand): Likewise.
815 (offsettable_memref_p): Likewise.
816 (offsettable_nonstrict_memref_p): Likewise.
817 (constrain_operands): Likewise.
818 * reload.c (get_secondary_mem): Likewise.
819 (find_reloads_toplev): Likewise.
820 (find_reloads_address): Likewise.
821 (find_reloads_subreg_address): Likewise.
822 * reload1.c (reload): Likewise.
823 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
824 * rtl.h (address_cost): Add ADDRSPACE argument.
825 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
826 aware variant of memory address routines.
827 * loop-invariant.c (create_new_invariant): Update address_cost call.
828 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
829 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
830 Use address-space aware variant of memory address routines.
831 (propagate_rtx_1): Update call to should_replace_address.
832 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
834 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
835 ADDRSPACE argument. Use per-address-space instead of global cache.
836 Use address-space aware variant of memory address routines.
837 (get_address_cost): Likewise.
838 (get_computation_cost_at): Update calls.
839 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
840 Use address-space aware variant of memory address routines.
841 (create_mem_ref_raw): Update call to valid_mem_ref_p.
842 (most_expensive_mult_to_index): Update call to
843 multiplier_allowed_in_address_p.
845 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
846 attribute to indicate named address spaces.
848 * varasm.c (get_variable_section): DECLs in named address spaces
851 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
852 for addresses in a non-generic address space.
854 * expr.c (emit_block_move_hints): Do not use libcalls for
855 memory in non-generic address spaces.
856 (clear_storage_hints): Likewise.
857 (expand_assignment): Likewise.
859 * fold-const.c (operand_equal_p): Expressions refering to different
860 address spaces are not equivalent.
862 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
863 spaces are not equivalent.
864 (rtx_equal_p): Likewise.
865 * cse.c (exp_equiv_p): Likewise.
866 * jump.c (rtx_renumbered_equal_p): Likewise.
867 * reload.c (operands_match_p): Likewise.
869 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
870 address spaces may alias.
871 (true_dependence): Likewise.
872 (canon_true_dependence): Likewise.
873 (write_dependence_p): Likewise.
875 * dse.c (canon_address): Handle named address spaces.
876 * ifcvt.c (noce_try_cmove_arith): Likewise.
878 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
879 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
880 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
881 to handle conversions between different address spaces.
882 * fold-const.c (fold_convert_loc): Likewise.
883 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
884 * tree-pretty-print.c (dump_generic_node): Likewise.
885 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
886 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
887 * tree-inline.c (estimate_operator_cost): Likewise.
888 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
889 to different address spaces are not useless.
891 2009-10-26 Jakub Jelinek <jakub@redhat.com>
894 * cfgcleanup.c (trivially_empty_bb_p): New function.
895 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
898 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
899 add_name_and_src_coords_attributes, gen_namespace_die,
900 dwarf2out_set_name): Handle dwarf2_name returning NULL.
902 2009-10-26 Nick Clifton <nickc@redhat.com>
904 * config.gcc: Add support for RX target.
905 * config/rx: New directory.
906 * config/rx/constraints.md: New file.
907 * config/rx/predicates.md: New file.
908 * config/rx/rx.c: New file.
909 * config/rx/rx.h: New file.
910 * config/rx/rx.md: New file.
911 * config/rx/rx.opt: New file.
912 * config/rx/rx-protos.h: New file.
913 * config/rx/t-rx: New file.
914 * doc/extend.texi: Document RX function attributes.
915 * doc/invoke.texi: Document RX specific command line options.
916 * doc/contrib.texi: Document RX contribution.
917 * doc/md.texi: Document RX constraints.
918 * doc/install.texi: Document RX support.
920 2009-10-26 Michael Matz <matz@suse.de>
922 PR tree-optimization/41783
923 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
924 case for simple diamonds.
925 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
926 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
927 argument, use alias oracle to skip some vdefs.
928 (phi_translate_1): Change call to above, don't allocate new
929 value ids if they can stay the same.
930 (compute_avail): Allow vuse walking when looking up references.
932 2009-10-26 Richard Guenther <rguenther@suse.de>
934 PR tree-optimization/41826
935 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
936 access to re-allocated vector fields.
938 2009-10-26 Richard Guenther <rguenther@suse.de>
940 * graphite-sese-to-poly.c (check_poly_representation): Fix
941 compile without checking.
943 2009-10-26 Janus Weil <janus@gcc.gnu.org>
946 * gimple.h (tree_annotate_all_with_location): Remove prototype.
947 * gimplify.c (tree_should_carry_location_p,
948 tree_annotate_one_with_location,tree_annotate_all_with_location):
949 Remove obsolete functions.
951 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
954 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
956 2009-10-25 Richard Guenther <rguenther@suse.de>
958 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
959 Stream DECL_RESTRICTED_P.
960 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
962 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
964 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
965 a note when expanding to nothing.
967 2009-10-25 Richard Guenther <rguenther@suse.de>
970 * tree.c (find_decls_types_r): Deal with Java overloading
971 BINFO_VIRTUALS for its own purpose.
973 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
975 * config/mips/predicates.md (hilo_operand): New predicate.
976 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
977 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
978 splitter part from here ...:
979 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
980 op0 and op4 to match the DINS case.
981 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
983 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
986 * avr.md (QIDI): Add new mode iterator.
987 (sbrx_branch<mode>): Create new zero extract bit, test and jump
988 patterns for all QI thru DI modes combinations.
989 (sbrx_and_branch<mode>): Create new and based bit test and jump
990 patterns for QI thru SI modes.
991 avr.c (avr_out_sbxx_branch): Use only bit number.
993 2009-10-24 Jan Hubicka <jh@suse.cz>
995 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
997 (analyze_function): When analyzing noreturn nothrow call, do not
998 compute written stats; free bitmaps of vars early if possible.
999 (generate_summary): Only update bitmaps if computed.
1000 (propagate): Only dump bitmaps if computed.
1001 (ipa_reference_read_summary): Fix pasto.
1003 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1005 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1006 (aliasing_component_refs_p): ...this. Return true if there is no
1007 common base and the base access types have the same alias set.
1008 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1009 (indirect_refs_may_alias_p): Likewise.
1011 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1014 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1015 a C_MAYBE_CONST_EXPR.
1017 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1020 * config/rs6000/rs6000.c (struct machine_function): Add
1021 vsx_or_altivec_used_p to record if vector types are used.
1022 (rs6000_expand_to_rtl_hook): Rename from
1023 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1024 any vector operations, so if there are, we can set VRSAVE to
1025 non-zero when only floating point vector registers are used.
1026 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1027 (rs6000_check_vector_mode): Inner function to check if vector
1028 types are used in the code.
1029 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1030 vector instructions are used.
1032 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1033 Indicate that VSX registers which overlap floating point
1034 registers, can't be used across a call, since the ABI only states
1035 the scalar part of the register will be saved and restored.
1037 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1040 * alias.c (get_alias_set): Call langhook before returning 0 for
1041 types with structural equality.
1042 * c-common.c (c_common_get_alias_set): Use alias set of element
1043 type for arrays with structural comparison.
1045 2009-10-23 Richard Guenther <rguenther@suse.de>
1048 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1049 gimple_call_nothrow_p.
1051 2009-10-23 Richard Guenther <rguenther@suse.de>
1053 PR tree-optimization/41778
1054 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1055 redundancy along a path in the CFG we want to optimize for speed
1056 is going to be removed.
1057 (execute_pre): Do partial-PRE only if the function is to be
1058 optimized for speed.
1059 (gate_pre): Do not turn off all of PRE when not optimizing a
1062 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1064 * builtins.c (fold_builtin_cabs): Use validate_arg().
1065 (fold_builtin_cexp): Fix if-logic.
1066 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1068 2009-10-22 Jeff Law <law@redhat.com>
1070 * ira-lives.c (process_single_reg_class_operands): Update the
1071 hard reg costs for all the hard registers desired by the
1072 single reg class operand.
1074 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1076 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1077 for rtxes that aren't handled specially.
1079 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1081 * rtl.h (shallow_copy_rtvec): Declare.
1082 * rtl.c (shallow_copy_rtvec): New function.
1083 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1084 rtx field if the subrtx has changed.
1086 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1088 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1089 (m32c_function_value): Make static, add new 'outgoing' argument.
1090 (m32c_libcall_value): Make static, add new 'fun' argument.
1091 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1092 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1093 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1094 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1095 (m32c_function_value, m32c_libcall_value): Delete declaration.
1097 2009-10-22 Diego Novillo <dnovillo@google.com>
1099 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1101 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1103 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1106 2009-10-22 Richard Guenther <rguenther@suse.de>
1108 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1109 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1110 (lto_symtab_merge): Do not merge cgraph nodes here.
1111 (lto_symtab_resolve_can_prevail_p): Simplify.
1112 (lto_symtab_resolve_symbols): Store cgraph node.
1113 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1114 functions from the symtab.
1115 (lto_symtab_merge_cgraph_nodes_1): New function.
1116 (lto_symtab_merge_cgraph_nodes): Likewise.
1118 2009-10-22 Richard Guenther <rguenther@suse.de>
1121 * lto-streamer-out.c (lto_output_location): Stream the
1123 * lto-streamer-in.c (lto_input_location): Likewise.
1125 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1127 * cfgloopmanip.c (duplicate_subloops): Export.
1128 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1129 (transform_to_exit_first_loop): Duplicate bbs starting from
1130 header up to loop->latch instead of exit->src.
1131 Initialize control variable to the correct number of iterations.
1132 (gather_scalar_reductions): Do not register double reductions.
1133 (parallelize_loops): Dump which loop is tested.
1134 Indicate whether the parallelized loop is inner or not.
1135 Remove the innermost-loop requirement.
1136 * cfgloop.h (duplicate_subloops): Export.
1137 * tree-cfg.c (add_phi_args_after_redirect): New function.
1138 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1139 Call duplicate_subloops.
1140 Update number of iterations at the exit condition.
1141 Don't redirect nexits always to the loop exit.
1142 Redirect copied edges from latch to the loop exit.
1144 2009-10-22 Jan Hubicka <jh@suse.cz>
1146 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1148 * ipa-inline.c (cgraph_mark_inline_edge,
1149 cgraph_decide_inlining_of_small_function,
1150 cgraph_decide_inlining, inline_read_summary): Disable indirect
1151 inlining for WPA for time being.
1153 PR tree-optimize/40556
1154 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1156 2009-10-22 Richard Guenther <rguenther@suse.de>
1158 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1159 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1161 2009-10-22 Jan Hubicka <jh@suse.cz>
1164 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1166 (check_call): Handle only indirect calls.
1167 (propagate_bits): Update comment.
1168 (write_node_summary_p): Turn bogus check to assert.
1169 (ipa_reference_write_summary): Stream calls_read_all properly.
1170 (ipa_reference_read_summary): Stream in calls_read_all properly.
1171 (read_write_all_from_decl): New function.
1172 (propagate): Handle OVERWRITABLE nodes and external calls here.
1173 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1175 (analyze_function): Do not check visibility here.
1176 (add_new_function): We summary OVERWRITABLE too.
1177 (generate_summary): Stream OVERWRITABLE nodes too.
1178 (propagate): Handle external calls and OVERWRITABLE nodes here.
1179 (local_pure_const): Check visibility here.
1181 2009-10-22 Jan Hubicka <jh@suse.cz>
1183 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1184 (pass_ipa_cp): Register them.
1185 (ipcp_init_stage): Analyze all functions for whopr/lto.
1186 (ipcp_propagate_stage): Skip external calls.
1187 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1188 * ipa-reference.c (write_node_summary_p): Fix thinko about
1190 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1191 when in ltrans, skip executing of ipa passes since everything
1192 should've been done.
1193 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1194 (inline_generate_summary): Likewise.
1195 (inline_read_summary): New function.
1196 (inline_write_summary): New function.
1197 (pass_ipa_inline): Register new hooks.
1198 * ipa-prop.c: Inlcude lto-streamer.h
1199 (ipa_edge_args_vector): Update declaration.
1200 (ipa_count_arguments, ipa_compute_jump_functions,
1201 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1202 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1203 ipa_read_node_info): New static functions.
1204 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1205 (duplicate_array): Use xmalloc.
1206 (duplicate_ggc_array): New.
1207 (ipa_edge_duplication_hook): Use it.
1208 (ipa_update_after_lto_read): New function.
1209 * ipa-prop.h (ipa_prop_write_jump_functions,
1210 ipa_prop_read_jump_functions): Declare.
1211 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1212 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1213 (ipa_edge_args_vector): Move into GGC.
1214 (ipa_check_create_edge_args): Update.
1215 (ipa_update_after_lto_read): New.
1216 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1218 (ipa_read_summaries): When in ltrans, so not read summaries.
1219 * lto-streamer.c (lto_get_section_name): Add
1220 LTO_section_jump_functions.
1221 * lto-streamer.h (LTO_section_jump_functions): New section.
1222 (produce_asm): Declare.
1223 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1224 * lto-streamer-out.c (produce_asm): Export.
1225 * lto-streamer-in.c: Include tree-pass.h
1226 (input_function): Free dominance info when done.
1227 (lto_read_body): Push ipa_inline in ltrans stage.
1228 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1229 * Makefile.in (GTFILES): Add ipa-prop.h
1231 2009-10-22 Matthias Klose <doko@ubuntu.com>
1233 * doc/install.texi: Document --enable-browser-plugin.
1235 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1237 * doc/invoke.texi (fira-loop-pressure): Update default value.
1238 * opts.c (decode_options): Remove default value setting for
1239 flag_ira_loop_pressure.
1240 * config/ia64/ia64.c (ia64_override_options): Set
1241 flag_ira_loop_pressure up for -O3.
1242 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1244 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1246 PR tree-optimization/41497
1247 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1248 chrec_dont_know if the evolution function returned by follow_ssa_edge
1249 is constant in the analyzed loop and is not compatible with the
1250 initial value before the loop.
1251 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1253 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1255 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1257 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1260 * doc/invoke.texi: Document -print-multi-os-directory.
1262 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1265 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1266 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1267 when darwin_emit_unwind_label is used.
1269 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1271 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1274 2009-10-20 Richard Henderson <rth@redhat.com>
1276 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1277 before emit_post_landing_pad.
1279 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1281 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1282 Use when calling rtx_costs.
1283 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1284 global optimize_size. Pass speed to mips_binary_cost.
1286 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1288 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1291 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1293 * rtl.h (simplify_replace_fn_rtx): Declare.
1294 (wrap_constant, unwrap_constant): Delete.
1295 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1296 (expand_debug_expr): Don't call wrap_constant.
1297 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1298 (auto_adjust_pair): Fold into...
1299 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1300 Just return a new value.
1301 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1302 otherwise use simplify_replace_rtx.
1303 * cselib.c (wrap_constant): Reinstate old definition.
1304 (cselib_expand_value_rtx_1): Don't wrap constants.
1305 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1306 simplify_replace_rtx.
1307 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1308 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1309 Use simplify_replace_rtx.
1310 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1312 (simplify_replace_rtx): ...here. Turn into a wrapper for
1313 simplify_replace_fn_rtx.
1314 (simplify_unary_operation): Don't unwrap CONSTs.
1315 * var-tracking.c (check_wrap_constant): Delete.
1316 (vt_expand_loc_callback): Don't call it.
1317 (vt_expand_loc): Likewise.
1319 2009-10-20 Pascal Obry <obry@adacore.com>
1320 Eric Botcazou <ebotcazou@adacore.com>
1322 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1324 2009-10-20 Michael Matz <matz@suse.de>
1326 * loop-invariant.c (create_new_invariant): Use different magic number.
1328 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1331 * arm.c (arm_override_options): Forcibly disable hot/cold block
1334 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1337 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1340 2009-10-20 Richard Guenther <rguenther@suse.de>
1342 * ggc-page.c: Include cfgloop.h.
1343 (struct max_alignment): Drop long double, add void *.
1344 (extra_order_size_table): Add low non-power-of-two multiples
1345 of MAX_ALIGNMENT. Drop small type-based entries, add
1346 tree_type, cgraph_node and loop.
1347 * alloc-pool.c (struct allocation_object_def): Drop long double
1350 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1353 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1354 referenced just in DEBUG_INSNs.
1356 2009-10-20 Richard Guenther <rguenther@suse.de>
1359 * gimple.c (gimple_register_type): Make sure we register
1360 the types main variant first.
1362 2009-10-20 Richard Guenther <rguenther@suse.de>
1364 * gimple.c (gimple_types_compatible_p): Simplify. Move
1365 cheap checks before hashtable queries. Add checks for
1366 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1368 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1370 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1371 without size or with size that can't be represented as a host integer.
1373 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1375 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1376 the removal of a debug stmt as a significant change.
1378 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1380 * config/s390/s390.md: Added agen condition to operand
1381 forwarding bypasses. Added bypass for early address generation
1382 use of int results. Updated comments.
1384 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1386 * config/i386/i386.c: Remove signal.h #include.
1388 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1390 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1391 * doc/rtl.texi: Document ss_abs.
1393 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1395 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1396 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1397 instead of C_LEX_RAW_STRINGS.
1398 (lex_string): Handle CPP_UTF8STRING.
1399 * c-parser.c (c_parser_postfix_expression): Likewise.
1400 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1401 (C_LEX_STRING_NO_JOIN): ... this.
1403 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1405 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1406 cris_function_value_regno_p): New functions.
1407 (cris_promote_function_mode): Update comment.
1408 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1409 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1410 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1411 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1413 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1415 * unwind-dw2.c (execute_stack_op): Fix operand order for
1416 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1418 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1420 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1421 (lower_stmt) <GIMPLE_BIND>: Add comment.
1422 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1424 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1425 Otherwise lower it and set cannot_fallthru to true.
1426 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1427 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1428 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1429 to true for a noreturn call. Do not remove statements.
1430 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1431 Set cannot_fallthru to false on function exit.
1432 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1433 <GIMPLE_ASSIGN>: Remove.
1435 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1437 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1439 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1441 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1442 next/prev_active_insn to skip DEBUG_INSNs as well.
1444 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1446 * config/arm/arm.c (output_move_neon): Use DImode in call to
1449 2009-10-19 Matthias Klose <doko@ubuntu.com>
1452 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1454 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1456 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1458 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1461 * optabs.c (expand_binop): Make mode of shift count expression mode
1462 of shift count not target.
1465 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1467 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1468 case. Force using values to replace references within the statement.
1469 (convert_local_reference_stmt): Likewise.
1471 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1473 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1474 remove a subsequent GOTO or RETURN statement.
1476 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1478 * config/avr.md (*movqi): Add zero as equally preferable constraint
1479 as general register.
1482 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1484 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1486 2009-10-17 Richard Guenther <rguenther@suse.de>
1488 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1490 2009-10-17 Richard Guenther <rguenther@suse.de>
1492 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1493 operands in COMPONENT_REFs.
1495 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1497 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1498 if not defined. Change type of second argument to const_rtx.
1499 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1501 * targhooks.h (default_libcall_value): Update prototype.
1502 * target.h (struct gcc_target): Change type of second argument of
1503 libcall_value to const_rtx.
1504 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1506 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1507 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1509 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1512 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1513 * cgraphunit.c (cgraph_optimize): Call it.
1514 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1515 (dwarf2out_assembly_start): ... here. New hook.
1516 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1517 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1519 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1520 * sdbout.c (sdb_debug_hooks): Likewise.
1521 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1522 (vmsdbgout_assembly_start): New hook.
1524 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1526 * rtl.h (RTL_LOCATION): Fix typo.
1528 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1530 * print-rtl.c (print_rtx): Print locators in asm_operands
1533 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1536 * sched-deps.c (depl_on_debug_p): New.
1537 (attach_dep_link): Reject debug deps before nondebug deps.
1538 (add_to_deps_list): Insert debug deps after nondebug deps.
1539 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1541 (sd_add_dep): Do not reject debug deps.
1542 (add_insn_mem_dependence): Don't count debug deps.
1543 (remove_from_deps): Likewise.
1544 (sched_analyze_2): Set up mem deps on debug insns.
1545 (sched_analyze_insn): Record reg uses for deps on debug insns.
1546 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1547 try_ready nondebug insn after debug insn.
1548 * ddg.c (create_ddg_dep_from_intra_loop_link,
1549 create_ddg_dep_no_link): Don't reject debug deps.
1551 2009-10-16 Richard Guenther <rguenther@suse.de>
1553 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1554 (maybe_merge_incomplete_and_complete_type): Likewise.
1555 (lto_symtab_merge): Do not call them. Do not warn for
1556 complete vs. incomplete compatible types.
1557 (lto_symtab_merge_decls_2): Simplify.
1558 * gimple.c (gimple_force_type_merge): Remove.
1559 (gimple_types_compatible_p): Make it static.
1560 * gimple.h (gimple_force_type_merge): Remove.
1561 (gimple_types_compatible_p): Likewise.
1563 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1565 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1566 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1568 2009-10-16 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/41728
1571 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1572 if fold_stmt did anything.
1574 2009-10-16 Richard Guenther <rguenther@suse.de>
1577 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1578 (maybe_fixup_handled_component): New function.
1579 (input_gimple_stmt): Fixup mismatched decl replacements.
1581 2009-10-16 Richard Guenther <rguenther@suse.de>
1584 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1585 the same as VAR_DECL.
1587 2009-10-16 Richard Guenther <rguenther@suse.de>
1589 * gimple.c (iterative_hash_gimple_type): For integer types
1590 also hash their minimum and maximum values and the string flag.
1591 For array types hash their domain and the string flag.
1593 2009-10-16 Richard Guenther <rguenther@suse.de>
1595 * gimple.c (gimple_types_compatible_p): Restrict completing
1596 types to record or unions. Simplify completion.
1597 Do not merge records or unions with different
1598 TYPE_STRUCTURAL_EQUALITY_P tag.
1599 (iterative_hash_gimple_type): Restrict non-recursing into
1600 pointer targets for records and unions.
1602 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1605 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1606 * dwarf2out.c (mem_loc_descriptor): Don't handle
1607 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1608 punt if it is not lowpart subreg or if inner mode isn't
1611 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1613 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1614 investigating previous or next insns.
1616 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1618 * tree-sra.c (build_ref_for_offset_1): Update comment.
1620 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1622 * config/s390/s390.md (atype): Added missing values.
1624 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1627 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1628 (casesi64p): Update pattern to reflect above.
1630 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1632 PR rtl-optimization/41697
1633 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1635 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1638 * config/rs6000/predicates.md: Update copyright year.
1639 * config/rs6000/altivec.md: Ditto.
1641 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1642 (MD_INCLUDES): Add a2.md.
1644 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1645 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1646 (builtin_classify): New static vector to classify various builtins
1647 to get the tree attributes correct.
1648 (def_builtin): Set the attributes of builtins based on what the
1649 builtin does (i.e. memory operation, floating point, saturation
1650 need special attributes, others are pure functions).
1652 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1654 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1655 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1656 RS6000_BUILTIN_COUNT.
1657 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1658 MAX_RS6000_BUILTINS.
1660 * config/rs6000/rs6000-builtin.def: New file that combines the
1661 builtin enumeration name and attributes.
1663 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1665 * config/i386/linux.h (ASM_SPEC): Add --32.
1667 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1669 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1670 and DW_TAG_template_alias.
1671 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1672 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1673 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1674 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1675 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1676 and DW_AT_GNU_odr_signature.
1677 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1678 DW_FORM_flag_present and DW_FORM_ref_sig8.
1679 (output_signature): Only print name on the first byte.
1680 (output_die): Likewise for dw_val_class_data8.
1682 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1684 * doc/invoke.texi: Clarify that most optimizations are not enabled
1687 2009-10-15 Richard Guenther <rguenther@suse.de>
1690 * gimple.c (compare_type_names_p): Handle anonymous names
1691 differently based on new mode argument.
1692 (gimple_types_compatible_p): For structs also compare the tags.
1693 (iterative_hash_type_name): Rename to ...
1694 (iterative_hash_name): ... this. Hash all names.
1695 (iterative_hash_gimple_type): Fix hashing the struct tag of
1696 pointer targets. Hash field decl names.
1698 2009-10-15 Richard Guenther <rguenther@suse.de>
1701 * gimple.c (gimple_get_alias_set): Avoid recursing on
1702 invalid type topology.
1704 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1706 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1708 2009-10-15 Richard Guenther <rguenther@suse.de>
1710 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1712 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1714 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1715 add --with-tune{,-32,-64} configured default for -mtune if explicit
1718 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1720 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1722 2009-10-14 DJ Delorie <dj@redhat.com>
1724 * config/h8300/h8300.c (F): New.
1726 (h8300_emit_stack_adjustment): Call them.
1728 (h8300_push_pop): Likewise.
1729 (h8300_expand_prologue): Likewise.
1730 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1731 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1732 (INCOMING_RETURN_ADDR_RTX): Define.
1733 (INCOMING_FRAME_SP_OFFSET): Define.
1734 (DWARF_CIE_DATA_ALIGNMENT): Define.
1736 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1738 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1739 fields in builtin structs.
1740 (finalize_record_size): Likewise.
1742 2009-10-14 Richard Guenther <rguenther@suse.de>
1744 * gimple.c (gtc_ob): New global.
1745 (struct type_pair_d): Replace pointers with type UIDs.
1746 (type_pair_hash): Adjust.
1747 (type_pair_eq): Likewise.
1748 (lookup_type_pair): Likewise. Allocate from an obstack.
1749 (gimple_force_type_merge): Adjust.
1750 (gimple_types_compatible_p): Likewise.
1751 (free_gimple_type_tables): Free the obstack.
1753 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1755 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1756 stmts setting DEBUG_EXPR_DECLs.
1758 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1759 Don't crash if mode1 is VOIDmode.
1761 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1763 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1764 * params.h (IRA_LOOP_RESERVED_REGS): New.
1765 * tree-pass.h (pass_subregs_of_mode_init,
1766 pass_subregs_of_mode_finish): Remove.
1767 * passes.c (pass_subregs_of_mode_init,
1768 pass_subregs_of_mode_finish): Remove.
1769 (pass_reginfo_init): Move before loop optimizations.
1770 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1771 * common.opt (fira-loop-pressure): New.
1772 * toplev.h (flag_ira_loop_pressure): New.
1773 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1774 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1775 Make external and void type functions.
1776 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1777 pass_subregs_of_mode_finish): Remove.
1778 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1779 * regmove.c: Include ira.h.
1780 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1781 register pressure calculation in loops.
1782 * loop-invariant.c: Include REGS_H and ira.h.
1783 (struct loop_data): New members max_reg_pressure, regs_ref, and
1785 (struct invariant): New member orig_regno.
1786 (curr_loop): New variable.
1787 (find_exits): Initialize regs_ref and regs_live.
1788 (create_new_invariant): Initialize orig_regno.
1789 (get_cover_class_and_nregs): New.
1790 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1791 array. Add code for flag_ira_loop_pressure.
1792 (gain_for_invariant): Make new_regs an array. Add code for
1793 flag_ira_loop_pressure.
1794 (best_gain_for_invariant): Ditto.
1795 (set_move_mark): New parameter gain. Use it for debugging output.
1796 (find_invariants_to_move): Make regs_needed and new_regs an array.
1797 Add code for flag_ira_loop_pressure.
1798 (move_invariant_reg): Set up orig_regno.
1799 (move_invariants): Set up reg classes for pseudos for
1800 flag_ira_loop_pressure.
1801 (free_loop_data): Clear regs_ref and regs_live.
1802 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1803 get_regno_cover_class, change_pressure, mark_regno_live,
1804 mark_regno_death, mark_reg_store, mark_reg_clobber,
1805 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1806 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1807 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1808 register pressure calculation in loops if new regs were added.
1809 Call finish_subregs_of_mode.
1810 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1811 * Makefile.in (loop-invariant.o): Add ira.h.
1813 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1815 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1817 2009-10-14 Richard Guenther <rguenther@suse.de>
1819 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1820 (lto_symtab_merge): ... here. Rewrite both to take the
1821 prevailing and a to-be-merged entry and to queue diagnostics properly.
1822 (lto_symtab_resolve_replaceable_p): New predicate for
1824 (lto_symtab_resolve_can_prevail_p): Likewise.
1825 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1826 handles merging commons by choosing the largest decl. Fold
1827 in code that gives ODR errors.
1828 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1830 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1831 case of no prevailing decl here. Diagnose mismatches
1832 in object types here. Drop all but the prevailing decls.
1833 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1834 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1835 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1837 2009-10-14 Richard Guenther <rguenther@suse.de>
1840 * lto-streamer-in.c (input_bb): Replace debug stmts with
1841 nops instead of dropping them.
1843 2009-10-14 Nick Clifton <nickc@redhat.com>
1845 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1846 in situations where it is being used as a minus symbol.
1847 * gcc/doc/tm.texi: Likewise.
1848 * gcc/doc/md.texi: Likewise.
1850 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1852 PR preprocessor/41543
1853 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1854 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1855 * tree.c: Include intl.h.
1856 (expand_location): Handle BUILTINS_LOCATION.
1857 * Makefile.in (tree.o): Depend on intl.h.
1860 * dwarf2out.c (dwarf2out_var_location): Always clear
1861 last_postcall_label when changing last_label.
1863 2009-10-14 Pascal Obry <obry@adacore.com>
1865 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1866 (process_command): Handle -E as done with -c and -S. Do not add
1867 the target executable suffix to the output file when -E is used.
1868 (main): Adjust error message accordingly.
1870 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1876 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1878 (tree_code_size): Likewise.
1880 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1882 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1883 * real.h (HAVE_mpc_arc): Define.
1885 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1887 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1888 (struct builtin_description): Add fndecl field.
1889 (bdesc): Remove const qualifier. Update initializer.
1890 (sh_media_init_builtins): Remove const qualifier for d. Record
1891 the result of add_builtin_function to the fndecl field.
1892 (sh_builtin_decl): New.
1893 (sh_media_builtin_decl): New.
1895 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1898 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1899 requests between special registers.
1901 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1903 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1905 2009-10-13 Richard Henderson <rth@redhat.com>
1907 PR tree-optimization/41377
1908 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1909 (cleanup_empty_eh_merge_phis): New change_region parameter;
1910 pass it on to redirect_eh_edge_1. Update callers.
1911 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1912 at the destination block.
1914 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1916 * passes.c (register_pass): Replaced gcc_unreachable by
1917 fatal_error on failure. Mentions plugins in comments & messages.
1919 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1922 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1923 * sched-vis.c (print_value): Use it.
1924 * cselib.c (cselib_hash_rtx): Likewise.
1925 * print-rtl.c (print_rtx): Likewise.
1926 * cfgexpand.c (expand_debug_rtx): Likewise.
1927 * var-tracking.c (vt_expand_loc_callback): Likewise.
1929 2009-10-13 Richard Guenther <rguenther@suse.de>
1932 * opts.c (handle_option): Split out code to handle setting
1933 the options flag var ...
1934 (set_option): ... here.
1935 * opts.h (set_option): Declare.
1936 * lto-opts.c (register_user_option_p): Include -fexceptions
1937 and all position independent code variants.
1938 (handle_common_option): Remove.
1939 (lto_reissue_options): Use set_option.
1941 2009-10-13 Martin Jambor <mjambor@suse.cz>
1943 PR tree-optimization/41661
1944 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1945 that are tcc_comparisons or do not change the type in any
1947 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1948 folding tcc_comparison operations.
1950 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1952 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1955 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1961 * tree.def (DEBUG_EXPR_DECL): New.
1962 * rtl.def (DEBUG_EXPR): New.
1963 * gengtype.c (adjust_field_rtx_def): Handle it.
1964 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1965 (insert_debug_temp_for_var_def): ... this. Drop support for
1966 moving. Take iterator for def stmt; insert debug stmt before it.
1967 Scan early for use count and kind in debug stmts.
1968 (propagate_defs_into_debug_stmts): Rename to...
1969 (insert_debug_temps_for_defs): ... this. Likewise.
1970 * tree.h (DEBUG_TEMP_UID): New.
1971 * tree.c (next_debug_decl_uid): New.
1972 (make_node_stat): Count debug decls separately.
1973 (copy_node_stat): Likewise.
1974 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1975 * var-tracking.c (dv_is_decl_p): Recognize it.
1976 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1977 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1978 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1979 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1980 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1981 (cselib_hash_rtx): Likewise.
1982 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1983 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1985 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1986 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1987 * rtl.c (copy_rtx): Likewise.
1988 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1989 * print-rtl.c (print_rtx): Likewise.
1990 * sched-vis.c (print_value): Likewise.
1991 (print_insn): Handle DEBUG_EXPR_DECL.
1992 * tree-dump.c (dequeue_and_dump): Likewise.
1993 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1994 * gimple-iterator (gsi_replace): Check for same lhs.
1995 (gsi_remove): Insert debug temps.
1996 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1997 (move_computations_stmt): Drop explicit propagation into debug stmts.
1998 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1999 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2000 * tree-ssa-sink.c (statement_sink_location): Likewise.
2001 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2002 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2003 * tree-flow.h: Likewise.
2004 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2005 debug temps without values.
2006 (eliminate_unnecessary_stmts): Don't discard just-inserted
2009 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2012 * config/cris/cris.md (andu): Check that operand 1 is one of the
2013 general registers. Fix typo in head comment.
2015 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2017 * config/i386/i386.md (vswapmov): New.
2018 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2019 (ix86_function_ms_hook_prologue): New.
2020 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2021 * configure.ac: Test for swap suffix support in as.
2022 * configure: Rebuild.
2024 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2027 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2028 paradoxical subregs to prevent partial register stalls if the inner
2029 mode is integer mode.
2031 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2035 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2038 * gcc/dwarf2out.c (template_parameter_pack_die,
2039 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2041 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2044 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2046 (maybe_register_def): Likewise. Take stmt iterator.
2047 (rewrite_update_stmt): Take stmt iterator and pass it on.
2048 (rewrite_update_enter_block): Pass stmt iterator.
2050 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2052 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2053 (spu_builtin_decl): New function.
2055 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386/i386.md (SWIM): New mode iterator.
2058 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2059 using SWIM mode iterator.
2060 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2061 patterns using SWI48 mode iterator.
2062 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2063 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2064 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2065 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2066 patterns using SWI248 mode iterator.
2067 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2068 gen_x86_movdicc_0_m1_rex64 for renamed function
2070 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2071 Eric Botcazou <ebotcazou@adacore.com>
2074 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2075 * config/sparc/sol2-unwind.h: New file.
2077 2009-10-11 Olivier Hainque <hainque@adacore.com>
2078 Eric Botcazou <ebotcazou@adacore.com>
2081 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2082 * config/i386/sol2-unwind.h: New file.
2084 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2087 * config/i386/i386.md (addsi_1_zext): Get the proper second
2090 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2092 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2093 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2096 2009-10-11 Richard Guenther <rguenther@suse.de>
2098 * gimple.c (iterative_hash_type_name): Do not handle special
2101 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2103 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2104 (*setcc_si_1_and): Ditto.
2105 (*setcc_si_1_movzbl): Ditto.
2106 (*setcc_<mode>_2): Ditto.
2107 (*setcc_qi): Rename from *setcc_1.
2108 (*setcc_qi_slp): Rename from *setcc_2.
2110 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2111 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2113 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2114 "if" condition, there is already assert with reload_completed present.
2116 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2118 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2120 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2122 * doc/install.texi (Final install): Refer to
2123 http://gcc.gnu.org/bugs/ for bug reporting.
2125 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2127 * configure.ac: Add test for dci instruction.
2128 * configure: Regenerate.
2129 * config.in: Likewise.
2130 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2131 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2132 (-mmulhw): Add 476 to description.
2133 (-mdlmzb): Likewise.
2134 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2135 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2136 (processor_target_table): Add 476 and 476fp entries.
2137 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2138 (rs6000_issue_rate): Add CPU_PPC476.
2139 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2140 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2141 (processor_type): Add PROCESSOR_PPC476.
2142 (EXTRA_SPECS): Add asm_cpu_476 string.
2143 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2144 (define_attr "cpu"): Add ppc476.
2146 Update comments for 476.
2147 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2148 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2149 Update copyright year.
2150 * config/rs6000/476.md: New file.
2151 * config/rs6000/40x.md: Add description for "isel" attribute.
2152 Update copyright year.
2153 * config/rs6000/440.md: Likewise.
2154 * config/rs6000/603.md: Likewise.
2155 * config/rs6000/6xx.md: Likewise.
2156 * config/rs6000/7450.md: Likewise.
2157 * config/rs6000/7xx.md: Likewise.
2158 * config/rs6000/8540.md: Likewise.
2159 * config/rs6000/cell.md: Likewise.
2160 * config/rs6000/e300c2c3.md: Likewise.
2161 * config/rs6000/e500mc.md: Likewise.
2162 * config/rs6000/mpc.md: Likewise.
2163 * config/rs6000/power4.md: Likewise.
2164 * config/rs6000/power5.md: Likewise.
2165 * config/rs6000/power6.md: Likewise.
2166 * config/rs6000/power7.md: Likewise.
2167 * config/rs6000/rios1.md: Likewise.
2168 * config/rs6000/rios2.md: Likewise.
2169 * config/rs6000/rs64.md: Likewise.
2171 2009-10-10 Richard Guenther <rguenther@suse.de>
2173 PR tree-optimization/41654
2174 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2175 a cond expr before calling gimple_cond_set_condition_from_tree.
2176 (ifcombine_iforif): Likewise.
2178 2009-10-09 Ian Lance Taylor <iant@google.com>
2180 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2181 * configure: Rebuild.
2183 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2185 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2188 2009-10-09 Richard Guenther <rguenther@suse.de>
2191 * target-def.h (TARGET_BUILTIN_DECL): Define.
2192 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2193 * target.h (struct gcc_target): Add builtin_decl target hook.
2194 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2195 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2197 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2198 not gcc_unreachable.
2199 (lto_output_builtin_tree): Sorry if the target does not support
2200 streaming target builtins.
2201 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2202 (rs6000_builtin_decl): New function.
2203 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2204 (ix86_builtin_decl): New function.
2206 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2208 PR preprocessor/41445
2209 * c-ppoutput.c (do_line_change): New function.
2210 (cb_line_change): Use it.
2211 (scan_translation_unit): Call do_line_change if
2212 avoid_paste or PREV_WHITE and token location is on a different line
2213 than print.src_line.
2216 * dwarf2out.c (dwarf2out_init): Test whether
2217 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2220 PR rtl-optimization/41646
2221 * calls.c (expand_call): For BLKmode types returned in registers
2222 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2225 2009-10-09 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/41634
2228 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2229 we remove the correct elements.
2230 (optimize_stmt): Make sure to update stmt operands before
2231 optimizing redundancies.
2233 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2235 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2237 2009-10-09 Richard Guenther <rguenther@suse.de>
2240 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2242 (lto_wrapper_exit): New function.
2244 (fatal_perror): Likewise.
2245 (fork_execute): Use global args_name, do not free it.
2246 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2247 * lto-streamer.h: Remove duplicate prototypes.
2249 2009-10-09 Richard Guenther <rguenther@suse.de>
2251 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2252 before calling stmt_can_throw_external.
2254 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2256 PR tree-optimization/40071
2257 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2258 pointer if the original data reference doesn't conflict with the
2259 created vector data reference. Fix long line.
2261 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/i386.md (any_div): New code iterator.
2264 (u): Handle div and udiv.
2266 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2268 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2269 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2270 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2271 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2273 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2275 * gcc.c (main): Remove trailing "." from diagnostics.
2277 2009-10-08 Cary Coutant <ccoutant@google.com>
2279 Add support for debugging with ICF (Identical Code Folding).
2280 * calls.c (debug.h): New #include.
2281 (emit_call_1): Call virtual_call_token debug hook.
2282 * common.opt (-fenable-icf-debug): New option.
2283 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2284 locations in the source).
2285 (poc_label_num): New variable.
2286 (dcall_entry, vcall_entry): New typedefs.
2287 (dcall_table, vcall_table): New variables.
2288 (struct vcall_insn): New type.
2289 (vcall_insn_table): New variable.
2290 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2291 (size_of_dcall_table): New function.
2292 (output_dcall_table): New function.
2293 (size_of_vcall_table): New function.
2294 (output_vcall_table): New function.
2295 (dwarf2out_direct_call): New function.
2296 (vcall_insn_table_hash): New function.
2297 (vcall_insn_table_eq): New function.
2298 (dwarf2out_virtual_call_token): New function.
2299 (dwarf2out_virtual_call): New function.
2300 (dwarf2out_init): Allocate new tables and sections.
2301 (prune_unused_types): Mark DIEs referenced from direct call table.
2302 (dwarf2out_finish): Output direct and virtual call tables.
2303 * final.c (final_scan_insn): Call direct_call and virtual_call
2305 * debug.h (struct gcc_debug_hooks): Add direct_call,
2306 virtual_call_token, virtual_call hooks.
2307 (debug_nothing_uid): New function.
2308 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2309 (debug_nothing_uid): New function.
2310 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2311 (xcoff_debug_hooks): Likewise.
2312 * sdbout.c (sdb_debug_hooks): Likewise.
2313 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2314 * doc/invoke.texi (-fenable-icf-debug): New option.
2316 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2319 * regmove.c (regmove_backward_pass): Replace src with dst in the
2320 debug insn, and check for dst before rather than after.
2322 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2324 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2325 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2327 2009-10-08 Jan Hubicka <jh@suse.cz>
2330 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2331 do not mark cgraph nodes as needed.
2332 (record_references_in_initializer): Add new only_vars parameter.
2333 * cgraph.h (record_references_in_initializer): New parameter.
2334 * varasm.c (assemble_variable): Update call.
2335 * varpool.c (varpool_analyze_pending_decls): Always look for
2338 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2340 * config/avr/avr.c (last_insn_address) Remove variable.
2341 (expand_prologue): Don't initialise last_insn_address variable.
2342 (final_prescan_insn): Don't output insn size.
2343 * config/avr/avr.opt (msize): Remove switch.
2344 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2347 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2349 * combine.c (label_tick_ebb_start): Fix comment.
2350 (combine_instructions): Set label_tick and label_tick_ebb_start before
2351 calling setup_incoming_promotions. Start them from 1. Increment
2352 label_tick instead of deriving it from the BB index. Rather than
2353 comparing ticks use the block from the previous iteration to decide
2354 whether to start a new EBB. Remove empty lines before function.
2356 2009-10-08 Michael Matz <matz@suse.de>
2359 * builtins.c (fold_builtin_isascii): Use fold_build2.
2360 (fold_builtin_isdigit): Ditto.
2361 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2362 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2363 remove_useless_stmts_cond, remove_useless_stmts_tf,
2364 remove_useless_stmts_tc, remove_useless_stmts_bind,
2365 remove_useless_stmts_goto, remove_useless_stmts_label,
2366 remove_useless_stmts_1, remove_useless_stmts,
2367 pass_remove_useless_stmts): Remove.
2368 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2369 * passes.c (init_optimization_passes): Don't add
2370 pass_remove_useless_stmts.
2371 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2372 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2374 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2375 for static constants.
2376 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2377 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2379 2009-10-08 Richard Guenther <rguenther@suse.de>
2381 * gimple.c (free_gimple_type_tables): New function.
2382 * gimple.h (free_gimple_type_tables): Declare.
2384 2009-10-07 Mark Heffernan <meheff@google.com>
2386 * ipa-prop.c (ipa_print_node_params) Only print
2387 names of named arguments.
2389 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2391 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2392 being statically linked.
2394 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2396 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2398 2009-10-08 Jan Hubicka <jh@suse.cz>
2401 * ipa.c (cgraph_externally_visible_p,
2402 function_and_variable_visibility,
2403 whole_program_function_and_variable_visibility): Skip non-finalized
2406 2009-10-08 Nick Clifton <nickc@redhat.com>
2408 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2411 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2414 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2416 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2419 * c-common.c (c_fully_fold_internal): Strip nops from the result
2420 of recursive calls to c_fully_fold_internal.
2421 (c_wrap_maybe_const): New.
2422 (c_save_expr): Use c_wrap_maybe_const.
2423 * c-common.h (c_wrap_maybe_const): Declare.
2424 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2425 build_binary_op): Use c_wrap_maybe_const.
2427 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2429 * real.c: Fix comment to reflect actual exponent size.
2431 2009-10-08 Ben Elliston <bje@au.ibm.com>
2433 * config/rs6000/a2.md: Add FSF comment header.
2435 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.md (any_extend): New code iterator.
2438 (u, s): New code attributes.
2440 (DWIH): Rewrite as code iterator for SI and DI modes.
2441 (DWI): Rewrite as mode attribute.
2442 (dwi): New mode attribute.
2443 (di): Depend on SI mode and DI mode.
2444 (doubleint_general_operand): Remove mode attribute.
2446 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2449 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2450 (*sub<mode>3_doubleword): Ditto.
2452 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2453 using SWIM248 mode iterator.
2454 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2455 using SWI48 mode iterator.
2456 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2457 patterns using DWIH mode iterator and any_extend code iterator.
2458 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2459 using any_extend code iterator.
2460 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2461 patterns using DWIH mode iterator and any_extend code iterator.
2462 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2463 using any_extend code iterator.
2464 (<s>mul<mode>3_highpart): Macroize expander from
2465 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2466 and any_extend code iterator.
2467 (*<s>muldi3_highpart_1): Macroize insn from
2468 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2469 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2470 patterns using any_extend code iterator.
2471 (*<s>mulsi3_highpart_zext): Macroize insn from
2472 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2474 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2476 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2477 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2478 refering to a DIE with DW_AT_const_value.
2480 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2483 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2485 2009-10-06 Jan Hubicka <jh@suse.cz>
2487 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2490 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2492 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2493 *lea_2_rex64): Move before *add<mode>_1 pattern.
2495 2009-10-07 Jan Hubicka <jh@suse.cz>
2497 * collect2.c (main): Add -fno-whole-program.
2498 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2500 2009-10-07 Jan Hubicka <jh@suse.cz>
2502 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2503 has no address taken.
2504 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2506 (cgraph_clone_node): Clear externally_visible flag for clones.
2507 * cgraph.h (cgraph_only_called_directly_p,
2508 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2509 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2510 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2511 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2512 ipcp_insert_stage): Likwise.
2513 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2514 externally_visible flag.
2515 (verify_cgraph_node): Verify that inline clones look right.
2516 (process_function_and_variable_attributes): Do not set
2517 externally_visible flags.
2518 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2520 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2522 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2523 clear externally_visible when turning into inline clones
2524 (cgraph_mark_inline_edge): Use new predicates.
2525 (cgraph_estimate_growth): Likewise.
2526 (cgraph_decide_inlining): Likewise.
2527 * ipa.c (cgraph_postorder): Likewise.
2528 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2529 that inline clones are not needed.
2530 (cgraph_externally_visible_p): New predicate.
2531 (function_and_variable_visibility): Add whole_program parameter;
2532 always set externally_visible flag; handle COMDAT function
2534 (local_function_and_variable_visibility): New function.
2535 (gate_whole_program_function_and_variable_visibility): New function.
2536 (whole_program_function_and_variable_visibility): New function.
2537 (pass_ipa_whole_program_visibility): New function.
2538 * passes.c (init_optimization_passes): Add whole program visibility
2540 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2541 not care about needed/reachable flags.
2542 * varpool.c: Include flags.h
2543 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2544 (varpool_finalize_decl): When we are in LTO read-back, all variables
2546 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2548 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2550 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2553 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2555 * config.gcc: Don't include the makefile fragments intended for
2557 * config/s390/fixdfdi.h: File removed.
2558 * config/s390/libgcc-glibc.ver: File removed.
2559 * config/s390/s390.h: Remove the fixdfdi.h hack.
2560 * config/s390/t-crtstuff: File moved to libgcc dir.
2561 * config/s390/t-linux: Likewise.
2562 * config/s390/t-tpf: libgcc specific parts removed.
2563 * config/s390/t-linux64: Likewise.
2565 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2567 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2568 (lto-compress.o): Likewise.
2570 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2573 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2574 dllexport to class members here.
2575 (i386_pe_determine_dllimport_p): Only check static class data for
2577 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2578 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2579 functions for vague linkage.
2580 (i386_pe_type_dllexport_p): Fix formatting.
2581 (maybe_add_dllexport) New function.
2582 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2585 2009-10-07 Ben Elliston <bje@au.ibm.com>
2587 * config/rs6000/a2.md: Remove duplicated lines.
2589 2009-10-07 Ben Elliston <bje@au.ibm.com>
2591 * config.gcc (powerpc*-*-*): Handle a2.
2592 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2593 * config/rs6000/a2.md: New file.
2594 * config/rs6000/rs6000.opt (mno-update): New.
2595 (mupdate): Return to using a mask, not a var.
2596 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2597 (enum processor_type): Add PROCESSOR_PPCA2.
2598 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2599 (rs6000_override_options): Add "a2" to processor_target_table.
2600 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2601 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2603 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2606 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2607 reference to nonexistent gen_truncxfxf2 function.
2609 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2612 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2613 (general_operand): Handle TI mode.
2614 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2615 using SDWIM mode iterator.
2616 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2617 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2618 using DWI mode iterator.
2619 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2620 patterns using SWI mode iterator.
2621 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2622 using SWI48 mode iterator.
2623 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2624 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2625 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2626 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2627 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2628 using SDWIM mode iterator.
2629 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2630 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2631 using DWI mode iterator.
2632 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2633 patterns using SWI mode iterator.
2634 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2635 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2636 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2637 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2638 patterns using plusminus code iterator.
2639 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2640 sub<mode>3 patterns using plusminus code iterator.
2641 * config/i386/i386.c (override_options): Update the call to
2642 gen_subdi_carry_rex64 for renamed function.
2643 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2644 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2645 calls to instruction expanders.
2647 2009-10-06 Martin Jambor <mjambor@suse.cz>
2650 * opts.c (decode_options): Run IPA-SRA at -O2.
2652 2009-10-06 Richard Guenther <rguenther@suse.de>
2654 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2656 2009-10-06 Tobias Burnus <burnus@net-b.de>
2659 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2660 -flto and -fwhole-program flags can be combined.
2662 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2665 * gcc.c (process_command): Check that -o argument was specified.
2667 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2669 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2671 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2673 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2674 * doc/invoke.texi (Warning Options): Annotate allowed languages
2675 for -Wunsuffixed-float-constants.
2677 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2679 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2680 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2681 same name and isn't the main variant.
2684 * dwarf2out.c (loc_by_reference): Removed.
2685 (dw_loc_list_1): New function.
2686 (dw_loc_list): Remove toplev argument, add want_address argument.
2687 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2688 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2689 want_address == 2 to dw_loc_list. For successful dw_loc_list
2690 set have_address to 1 only if want_address is not 0.
2692 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2694 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2695 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2696 a code block followed by two pointers.
2697 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2698 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2699 (MIPS_MOVE): Likewise.
2700 (MIPS_LUI): Likewise.
2701 (MIPS_JR): Likewise.
2702 (MIPS_BAL): Likewise.
2703 (MIPS_NOP): Likewise.
2704 (mips_asm_trampoline_template): Delete.
2705 (mips_trampoline_code_size): New function.
2706 (mips_trampoline_init): Add shorter sequences for all cases
2707 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2708 Calculate the opcodes directly, rather than copying from a template.
2709 Only flush the code part of the trampoline.
2710 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2712 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2714 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2715 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2716 (INCOMING_RETURN_ADDR_RTX): Likewise.
2717 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2719 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2720 with RETURN_ADDR_REGNUM.
2721 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2722 * config/mips/mips.c (mips16_build_call_stub): Replace
2723 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2724 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2725 (mips_print_operand_punctuation): Likewise.
2726 (mips_frame_set): Likewise.
2727 (mips16e_output_save_restore): Likewise.
2728 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2729 (mips_save_reg_p): Likewise.
2730 (mips_return_addr): Likewise.
2731 (mips_set_return_address): Likewise.
2732 (mips_direct_save_slot_move_p): Likewise.
2733 (mips_output_function_prologue): Likewise.
2734 (mips_restore_reg): Likewise.
2735 (mips_expand_epilogue): Likewise.
2736 (mips_epilogue_uses): Likewise.
2737 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2738 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2739 (clear_hazard_<mode>): Likewise.
2740 (call_internal): Likewise.
2741 (call_internal_direct): Likewise.
2742 (call_direct_split): Likewise.
2743 (call_value_internal): Likewise.
2744 (call_value_split): Likewise.
2745 (call_value_internal_direct): Likewise.
2746 (call_value_direct_split): Likewise.
2747 (call_value_multiple_internal): Likewise.
2748 (call_value_multiple_split): Likewise.
2750 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2751 Jakub Jelinek <jakub@redhat.com>
2753 PR rtl-optimization/41511
2754 * combine.c (record_value_for_reg): Pass explicit values as argument
2755 to get_last_value_validate.
2756 (get_last_value_validate): Document INSN parameter.
2757 For non-readonly MEMs, assume they might have been modified if INSN
2758 was in another basic block.
2759 (get_last_value): Minor reformatting.
2761 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2764 * final.c (asm_str_count): Split out from asm_insn_count.
2765 * rtl.h (asm_str_count): New prototype.
2766 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2769 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2771 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2773 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2774 Rafael Espindola <espindola@google.com>
2776 * gengtype.c (write_types): Moved call to write_func_for_structure
2777 into seperate loops.
2779 2009-10-05 Richard Guenther <rguenther@suse.de>
2782 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2783 (input_cgraph_1): Input toplevel asms.
2785 2009-10-05 Richard Guenther <rguenther@suse.de>
2788 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2789 (external_aggregate_decl_p): Likewise.
2790 (lto_symtab_compatible): Re-structure. Remove dead code.
2791 For variables ignore toplevel qualifiers when comparing types.
2792 Issue warnings, not errors for mismatched user-alignment.
2794 2009-10-05 Richard Guenther <rguenther@suse.de>
2798 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2799 (struct lto_symtab_identifier_def): Likewise.
2800 (struct lto_symtab_decl_def): Likewise.
2801 (struct lto_symtab_entry_def): New.
2802 (lto_symtab_identifier_t): Rename to ...
2803 (lto_symtab_entry_t): ... this.
2804 (lto_symtab_decls): Remove.
2805 (lto_symtab_base_hash): Rename to ...
2806 (lto_symtab_entry_hash): ... this.
2807 (lto_symtab_base_eq): Rename to ...
2808 (lto_symtab_entry_eq): ... this.
2809 (lto_symtab_base_marked_p): Rename to ...
2810 (lto_symtab_entry_marked_p): ... this.
2811 (lto_symtab_identifier_marked_p): Remove.
2812 (lto_symtab_decl_marked_p): Likewise.
2813 (lto_symtab_maybe_init_hash_tables): Rename to ...
2814 (lto_symtab_maybe_init_hash_table): ... this.
2815 (lto_symtab_set_resolution_and_file_data): Remove.
2816 (lto_symtab_register_decl): New function.
2817 (lto_symtab_get_identifier): Remove.
2818 (lto_symtab_get): New function.
2819 (lto_symtab_get_resolution): Adjust.
2820 (lto_symtab_get_identifier_decl): Remove.
2821 (lto_symtab_set_identifier_decl): Likewise.
2822 (lto_symtab_merge_decl): Rename to ...
2823 (lto_symtab_merge): ... this. Rewrite.
2824 (lto_symtab_merge_var): Remove.
2825 (lto_symtab_merge_fn): Likewise.
2826 (lto_symtab_prevailing_decl): Adjust.
2827 (lto_cgraph_replace_node): New function.
2828 (lto_symtab_merge_decls_2): Likewise.
2829 (lto_symtab_merge_decls_1): Likewise.
2830 (lto_symtab_fixup_var_decls): Likewise.
2831 (lto_symtab_resolve_symbols): Likewise.
2832 (lto_symtab_merge_decls): Likewise.
2833 (lto_symtab_prevailing_decl): Adjust.
2834 (lto_symtab_get_symtab_def): Remove.
2835 (lto_symtab_get_file_data): Likewise.
2836 (lto_symtab_clear_resolution): Adjust.
2837 (lto_symtab_clear_resolution): Likewise.
2838 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2839 (input_cgraph_1): Likewise.
2840 * lto-streamer-in.c (get_resolution): Do not provide fake
2841 symbol resolutions here.
2842 (deferred_global_decls): Remove.
2843 (lto_register_deferred_decls_in_symtab): Likewise.
2844 (lto_register_var_decl_in_symtab): Change signature, register
2845 variable via lto_symtab_register_decl.
2846 (lto_register_function_decl_in_symtab): Likewise.
2847 (lto_read_tree): Adjust.
2848 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2849 (lto_symtab_merge_var): Likewise.
2850 (lto_symtab_merge_fn): Likewise.
2851 (lto_symtab_register_decl): Declare.
2852 (lto_symtab_merge_decls): Likewise.
2854 2009-10-05 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/23821
2857 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2858 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2859 simple IV increments.
2861 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2863 * config/arm/arm.c (arm_override_options): Really initialize
2864 flag_dwarf2_cfi_asm to 0.
2866 2009-10-05 Doug Kwan <dougkwan@google.com>
2868 PR rtl-optimization/41574
2869 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2870 floating point and we are not doing unsafe math optimizations.
2872 2009-10-03 Simon Baldwin <simonb@google.com>
2873 Cary Coutant <ccoutant@google.com>
2874 Rafael Espindola <espindola@google.com>
2875 Richard Guenther <rguenther@suse.de>
2876 Jan Hubicka <jh@suse.cz>
2877 Doug Kwan <dougkwan@google.com>
2878 H.J. Lu <hongjiu.lu@intel.com>
2879 Bill Maddox <maddox@google.com>
2880 Ryan Mansfield <rmansfield@qnx.com>
2881 Diego Novillo <dnovillo@google.com>
2882 Ollie Wild <aaw@google.com>
2883 Kenneth Zadeck <zadeck@naturalbridge.com>
2885 * lto-cgraph.c: New file.
2886 * lto-compress.c: New file.
2887 * lto-compress.h: New file.
2888 * lto-opts.c: New file.
2889 * lto-section-in.c: New file.
2890 * lto-section-out.c: New file.
2891 * lto-streamer-in.c: New file.
2892 * lto-streamer-out.c: New file.
2893 * lto-streamer.c: New file.
2894 * lto-streamer.h: New file.
2895 * lto-symtab.c: New file.
2896 * lto-wpa-fixup.c: New file.
2897 * lto-wrapper.c: New file.
2899 2009-10-03 Simon Baldwin <baldwin@google.com>
2900 Ben Elliston <bje@au.ibm.com>
2901 Rafael Espindola <espindola@google.com>
2902 Nathan Froyd <froydnj@codesourcery.com>
2903 Jan Hubicka <jh@suse.cz>
2904 Doug Kwan <dougkwan@google.com>
2905 Diego Novillo <dnovillo@google.com>
2906 Kenneth Zadeck <zadeck@naturalbridge.com>
2908 * Makefile.in (enable_lto): New.
2909 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2910 (LINKER_PLUGIN_API_H): Define.
2911 (LTO_SYMTAB_H): Define.
2912 (LTO_STREAMER_H): Define.
2913 (TREE_VECTORIZER_H): Define.
2914 (INCLUDES): Add LIBELFINC.
2915 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2916 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2917 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2918 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2919 (native): Add lto-wrapper$(exeext)
2920 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2921 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2922 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2923 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2924 (varasm.o): Add dependency on tree-iterator.h.
2925 (cgraph.o): Add dependency on cif-code.def.
2926 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2927 (ipa-pure-const.o): Likewise.
2928 (GTFILES): Add lto-symtab.c.
2929 (install-lto-wrapper): New.
2930 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2931 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2932 * config.in: Regenerate.
2934 2009-10-03 Rafael Espindola <espindola@google.com>
2935 Diego Novillo <dnovillo@google.com>
2937 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2938 ipa_write_summaries.
2939 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2941 (cgraph_optimize): Make extern.
2943 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2944 Kenneth Zadeck <zadeck@naturalbridge.com>
2946 * toplev.c (in_lto_p): Declare.
2947 * collect2.c (scan_prog_file): Read all the output when reading
2948 information for LTO.
2949 (enum lto_mode_d): Declare.
2951 2009-10-03 Richard Guenther <rguenther@suse.de>
2952 Diego Novillo <dnovillo@google.com>
2954 * gimple.c: Include target.h and alias.h.
2955 (gimple_types): Declare.
2956 (type_hash_cache): Declare.
2957 (gimple_alloc_stat): Make extern.
2958 (gimple_build_eh_must_not_throw): Call
2959 gimple_eh_must_not_throw_set_fndecl.
2960 (struct type_pair_d): Declare.
2961 (type_pair_t): Declare.
2962 (type_pair_hash): New.
2963 (type_pair_eq): New.
2964 (lookup_type_pair): New.
2965 (gimple_force_type_merge): New.
2966 (compare_type_names_p): New.
2967 (compare_field_offset): New.
2968 (gimple_types_compatible_p): New.
2969 (struct sccs): Declare.
2970 (next_dfs_num): Declare.
2971 (iterative_hash_gimple_type): New.
2973 (iterative_hash_type_name): New.
2974 (iterative_hash_gimple_type): New.
2975 (gimple_type_hash): New.
2976 (gimple_type_eq): New.
2977 (gimple_register_type): New.
2978 (print_gimple_types_stats): New.
2979 (gimple_signed_or_unsigned_type): New.
2980 (gimple_unsigned_type): New.
2981 (gimple_signed_type): New.
2982 (gimple_get_alias_set): New.
2983 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2984 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2985 (gimple_force_type_merge): Declare.
2986 (gimple_types_compatible_p): Declare.
2987 (gimple_register_type): Declare.
2988 (print_gimple_types_stats): Declare.
2989 (gimple_unsigned_type): Declare.
2990 (gimple_signed_type): Declare.
2991 (gimple_get_alias_set): Declare.
2992 (gimple_eh_must_not_throw_set_fndecl): New.
2994 2009-10-03 Jan Hubicka <jh@suse.cz>
2995 Kenneth Zadeck <zadeck@naturalbridge.com>
2997 * ipa-pure-const.c: Include lto-streamer.h.
2998 (register_hooks): Factor out of ...
2999 (generate_summary): ... here.
3000 (pure_const_write_summary): New.
3001 (pure_const_read_summary): New.
3002 (pass_ipa_pure_const): Add pure_const_write_summary and
3003 pure_const_read_summary.
3004 * ipa-reference.c: Include lto-streamer.h.
3005 (add_new_function): New.
3006 (remove_node_data): New.
3007 (duplicate_node_data): New.
3008 (ipa_init): Guard against multiple calls.
3009 Move hook setup from analyze_function.
3010 (write_node_summary_p): New.
3011 (ipa_reference_write_summary): New.
3012 (ipa_reference_read_summary): New.
3013 (pass_ipa_reference): Add ipa_reference_write_summary and
3014 ipa_reference_read_summary.
3015 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3016 (struct cgraph_edge): Add fields lto_stmt_uid and
3017 call_stmt_cannot_inline_p.
3018 (cgraph_optimize): Declare.
3019 (cgraph_decide_is_function_needed): Declare.
3020 (reset_inline_failed): Declare.
3021 (enum LTO_cgraph_tags): Declare.
3022 (LTO_cgraph_tag_names): Declare.
3023 (LCC_NOT_FOUND): Define.
3025 2009-10-03 Doug Kwan <dougkwan@google.com>
3026 Rafael Espindola <espindola@google.com>
3027 Jan Hubicka <jh@suse.cz>
3028 Diego Novillo <dnovillo@google.com>
3029 Kenneth Zadeck <zadeck@naturalbridge.com>
3031 * passes.c (all_regular_ipa_passes): New.
3032 (all_ipa_passes): Rename to all_small_ipa_passes.
3033 (init_optimization_passes): Init all_regular_ipa_passes.
3034 * tree-pass.h (all_regular_ipa_passes): New.
3035 (all_ipa_passes): Rename to all_small_ipa_passes.
3036 * passes.c (all_lto_gen_passes): New.
3037 (init_optimization_passes): Initialize all_lto_gen_passes.
3038 (execute_ipa_summary_passes): Make non-static.
3039 (ipa_write_summaries_1): New.
3040 (ipa_write_summaries_2): New.
3041 (ipa_write_summaries): New.
3042 (ipa_write_summaries_of_cgraph_node_set): New.
3043 (ipa_read_summaries_1): New.
3044 (ipa_read_summaries): New.
3045 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3046 (execute_regular_ipa_pass_list): Remove.
3047 (init_optimization_passes): Schedule
3048 pass_rebuild_cgraph_edges and pass_early_inline outside
3049 of pass_all_early_optimizations. Document reason.
3050 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3051 pass_ipa_lto_finish_out): New pass.
3052 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3053 (execute_all_ipa_transforms): New.
3054 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3055 (dump_properties, debug_properties): New.
3056 * tree-optimize.c (gate_all_early_local_passes): Return
3057 false if we are in lto1.
3058 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3059 * tree-pass.h (execute_all_ipa_transforms): Declare.
3060 (pass_ipa_function_and_variable_visibility): Declare.
3061 (pass_ipa_early_inline): Declare.
3062 (pass_ipa_lto_gimple_out): Declare.
3063 (pass_ipa_lto_wpa_fixup): Declare.
3064 (pass_ipa_lto_finish_out): Declare.
3065 (all_small_ipa_passes, all_regular_ipa_passes,
3066 all_lto_gen_passes): Declare.
3067 (execute_ipa_summary_passes): Declare.
3068 (execute_all_ipa_transforms): Declare.
3069 (ipa_write_summaries): Declare
3070 (ipa_write_summaries_of_cgraph_node_set): Declare.
3071 (ipa_read_summaries): Declare.
3073 2009-10-03 Doug Kwan <dougkwan@google.com>
3074 Ollie Wild <aaw@google.com>
3076 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3078 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3079 (lto_mode): New variable.
3080 (maybe_run_lto_and_relink): Handle the -fwpa option.
3081 (main): Handle the -fwpa option.
3082 (maybe_unlink_list): New function.
3083 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3084 * common.opt (flto): New flag.
3085 * toplev.c (flag_generate_lto): Declare.
3087 2009-10-03 Simon Baldwin <simonb@google.com>
3089 * common.opt (flto-compression-level): New flag.
3091 * opts.c: Include lto-opts.h.
3092 (handle_option): Call lto_register_user_option for each
3093 valid option handled.
3094 (decode_options): Clear registered options before the options
3097 2009-10-03 Cary Coutant <ccoutant@google.com>
3099 * collect2.c (is_elf): New function.
3100 (scan_prog_file): Require LTO object to be in ELF format.
3102 2009-10-03 Rafael Espindola <espindola@google.com>
3104 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3105 libgcc to the linker.
3107 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3109 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3110 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3112 * collect2.h (collect_execute): Add flags argument.
3113 * tlink.c (tlink_execute): Update call to collect_execute.
3114 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3115 (use_linker_plugin): New.
3116 (use_linker_plugin_spec_function): New.
3117 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3118 (linker_plugin_file_spec): New.
3119 (lto_wrapper_spec): New.
3120 (lto_gcc_spec): New.
3121 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3122 (static_spec_functions): Add use-linker-plugin.
3123 (process_command): Handle -use-linker-plugin.
3124 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3125 linker_plugin_file_spec and lto_gcc_spec.
3126 (use_linker_plugin_spec_function): New.
3128 2009-10-03 Richard Guenther <rguenther@suse.de>
3132 * tree.h (is_lang_specific): Include LANG_TYPE.
3133 * tree.c (find_decls_types_r): Manually add interesting parts
3134 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3136 * gimple.c (type_pair_hash): Make symmetric.
3137 (type_pair_eq): Likewise.
3138 (lookup_type_pair): Increase initial hashtable size.
3139 (gimple_force_type_merge): Rely on type-pair symmetry.
3140 (visit): Remove excessive checking code.
3141 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3142 (gimple_register_type): Remove getenv calls, shrink initial
3146 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3147 inline functions if not generating lto output.
3150 * toplev.c (finalize): In WPA mode remove the asm file.
3152 2009-10-03 Doug Kwan <dougkwan@google.com>
3154 * ipa-inline.c (cgraph_mark_inline): Check
3155 edge->call_stmt_cannot_inline_p instead of calling
3156 gimple_call_cannot_inline_p.
3157 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3158 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3159 (inline_generate_summary): Do nothing in LTRANS.
3160 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3161 exists before calling gimple_call_cannot_inline_p.
3162 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3163 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3164 Update new_edge->lto_stmt_uid.
3165 * cgraphbuild.c (reset_inline_failed): New.
3167 * common.opt (fwpa): New flag.
3168 (fltrans): New option.
3169 * gcc.c (gcc_lto_option_t): New type.
3170 (current_lto_option): New variable.
3171 (lto_single_spec_function): Remove and is replaced by ..
3172 (lto_option_spec_function): New function.
3173 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3174 passing the -flto flag.
3175 (cc1_options): Separate non-LTO related parts into ..
3176 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3177 (lto1_options): New spec for lto FE.
3178 (link_lto_options): New spec for handling LTO flags in linker.
3179 (invoke_lto_single): Re-format to fit in 80 column. Replace
3180 lto-single with lto-option.
3181 (static_specs): Add cc1_non_lto_options, lto1_options and
3183 (static_spec_function): Replace lto-single with lto-option.
3184 (process_command): Handle -flto, -fwpa and -fltran by setting
3185 current_lto_option and not passing it to subprocess unconditionally.
3187 2009-10-03 Bill Maddox <maddox@google.com>
3189 Add `gcc' driver support for link-time code generation (LTO).
3191 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3192 (lto_flag, lto_objects, lto_o_file): New variables.
3193 (struct lto_object, struct lto_object_list): New structures.
3194 (collect_exit, handler): Remove LTO temporary output file on exit.
3195 (add_lto_object): New function.
3196 (maybe_run_lto_and_relink): New function. Perform link time code
3197 generation and relinking for object files containing LTO information.
3198 (main): Invoke maybe_run_lto_and_relink().
3199 (dump_argv): New function. For debugging, currently disabled.
3200 (scan_prog_file): Add LTO information pass.
3201 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3203 * toplev.c (compile_file): Emit assembler directive to create
3204 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3206 2009-10-03 Diego Novillo <dnovillo@google.com>
3208 * c.opt: Add LTO to warn_abi and warn_psabi.
3210 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3211 inline function. Ignore language-specific nodes. Update all users.
3212 (find_decls_types_r): Do not traverse the subtrees of
3213 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3214 * tree.h (is_lang_specific): New.
3215 * langhooks.h (struct lang_hooks_for_decls): Remove
3216 may_need_assembler_name_p. Update all users.
3218 * c-common.c (set_builtin_user_assembler_name): Move ...
3219 * builtins.c (set_builtin_user_assembler_name): ... here.
3220 (is_builtin_name): Add comment
3221 (is_builtin_fn): New.
3222 * except.c (output_ttype): Only call
3223 lookup_type_for_runtime if TYPE is not a runtime type.
3225 * passes.c (register_pass): Call position_pass on
3226 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3227 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3228 (TV_IPA_LTO_DECL_IO): Define.
3229 (TV_IPA_LTO_CGRAPH_IO): Define.
3231 (TV_WHOPR_WPA): Define.
3232 (TV_WHOPR_WPA_IO): Define.
3233 (TV_WHOPR_LTRANS): Define.
3234 (TV_WHOPR_WPA_FIXUP): Define.
3235 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3236 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3237 * tree-flow.h (tree_node_can_be_shared): Declare.
3238 * tree-inline.c (tree_can_inline_p): Check that E has a
3239 statement associated with it.
3240 * tree.c (free_lang_data_in_binf): Factor out of ...
3241 (free_lang_data_in_type): ... here.
3242 Call RECORD_OR_UNION_TYPE_P.
3243 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3244 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3245 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3246 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3247 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3248 (gate_free_lang_data): Return true if flag_generate_lto is set.
3249 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3250 * c-common.h (set_builtin_user_assembler_name): Move ...
3251 * tree.h (set_builtin_user_assembler_name): ... here.
3253 * common.opt (flto-report): New flag.
3254 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3255 * collect2.c (scan_prog_file): Send the error output of
3256 'nm' to HOST_BIT_BUCKET.
3258 2009-10-03 Ollie Wild <aaw@google.com>
3260 * langhooks-def.h (lhd_begin_section): New function declaration.
3261 (lhd_write_section): New function declaration.
3262 (lhd_end_section): New function declaration.
3263 (LANG_HOOKS_BEGIN_SECTION): New macro.
3264 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3265 (LANG_HOOKS_END_SECTION): New macro.
3266 (LANG_HOOKS_LTO): New macro.
3267 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3268 * langhooks.c (output.h): Add include.
3269 (saved_section): New static variable.
3270 (lhd_begin_section): New function.
3271 (lhd_write_section_data): New function.
3272 (lhd_end_section): New function.
3273 * langhooks.h (struct lang_hooks_for_lto): New structure.
3274 (struct lang_hooks): Add member lto.
3275 * Makefile.in (langhooks.o): Add dependency on output.h.
3277 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3279 2009-10-03 Richard Guenther <rguenther@suse.de>
3281 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3284 2009-10-03 Simon Baldwin <simonb@google.com>
3285 Richard Guenther <rguenther@suse.de>
3286 Janis Johnson <janis187@us.ibm.com>
3287 Doug Kwan <dougkwan@google.com>
3288 Diego Novillo <dnovillo@google.com>
3289 Ramana Radhakrishnan <ramana.r@gmail.com>
3290 Ollie Wild <aaw@google.com>
3292 * doc/install.texi: Add documentation for libelf and --enable-lto.
3293 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3294 -flto-report, -flto-compression-level and -use-linker-plugin.
3295 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3296 Add section for LTO Testing.
3298 2009-10-02 Cary Coutant <ccoutant@google.com>
3300 Add support for comdat type sections for DWARF v4.
3301 Merge from dwarf4 branch.
3303 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3304 (dw_die_ref): Define vector type.
3305 (enum dw_val_class): Add dw_val_class_data8.
3306 (struct dw_val_struct): Add v.val_data8.
3307 (comdat_type_node_ref): New type.
3308 (struct die_struct): Move die_symbol into a union; add new field
3309 die_type_node. Change all uses.
3310 (comdat_type_node): New type.
3311 (skeleton_chain_node): New type.
3312 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3313 (comdat_type_list): New variable.
3314 (dwarf_tag_name): Add DW_TAG_type_unit.
3315 (dwarf_attr_name): Add DW_AT_signature.
3316 (add_AT_data8): New function.
3317 (replace_child): New function.
3318 (move_all_children): New function.
3319 (print_signature): New function.
3320 (print_die): Print signature information; add dw_val_class_data8.
3321 (attr_checksum): Support dw_val_class_data8.
3322 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3323 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3324 (checksum_sleb128, checksum_uleb128): New functions.
3325 (checksum_die_context): New function.
3326 (loc_checksum_ordered): New function.
3327 (attr_checksum_ordered): New function.
3328 (struct checksum_attributes): New structure.
3329 (collect_checksum_attributes): New function.
3330 (die_checksum_ordered): New function.
3331 (generate_type_signature): New function.
3332 (same_dw_val_p): Add dw_val_class_data8.
3333 (is_symbol_die): Use new is_declaration_die function.
3334 (is_declaration_die): New function.
3335 (should_move_die_to_comdat): New function.
3336 (clone_die): New function.
3337 (clone_tree): New function.
3338 (clone_as_declaration): New function.
3339 (copy_declaration_context): New function.
3340 (generate_skeleton_ancestor_tree): New function.
3341 (generate_skeleton_bottom_up): New function.
3342 (generate_skeleton): New function.
3343 (remove_child_or_replace_with_skeleton): New function.
3344 (break_out_comdat_types): New function.
3345 (struct decl_table_entry): New type.
3346 (htab_decl_hash): New function.
3347 (htab_decl_eq): New function.
3348 (htab_decl_del): New function.
3349 (copy_ancestor_tree): New function.
3350 (copy_decls_walk): New function.
3351 (copy_decls_for_unworthy_types): New function.
3352 (build_abbrev_table): Don't assert on missing die_symbol when doing
3353 comdat type sections.
3354 (size_of_die): Use DW_FORM_sig8 for external references. Add
3356 (unmark_dies): Don't assert for unmarked dies when doing comdat
3358 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3359 (output_signature): New function.
3360 (output_die): Likewise.
3361 (output_compilation_unit_header): Mark output as DWARF version 3
3362 even if generating DWARF 4.
3363 (output_comdat_type_unit): New function.
3364 (output_line_info): Mark output as DWARF version 3 even if generating
3366 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3368 (dwarf2out_end_source_file): Likewise.
3369 (prune_unused_types_walk_attribs): Don't follow references into
3370 comdat type sections.
3371 (prune_unused_types_mark): When generating type units, do not mark
3372 children of non-defining declarations of types; do mark children of
3374 (prune_unused_types): Process comdat type sections.
3375 (htab_ct_hash): New function.
3376 (htab_ct_eq): New function.
3377 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3378 Add a pointer to the line table from type unit entries so
3379 DW_AT_decl_file has meaning.
3380 * varasm.c (default_elf_asm_named_section): Use identifier name as
3381 comdat key instead of lang hook.
3383 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3385 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3387 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/i386.md (SWIM248): New mode iterator.
3390 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3391 divmodhi4 patterns using SWIM248 macro.
3392 (*divmod<mode>4): Macroize insn_and_split pattern from
3393 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3394 and their corresponding splitters usign SWIM248 macro. Split SImode
3395 insn to generate cltd and DImode insn to generate cqto instead of
3396 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3397 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3398 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3399 *divmodsi_noext patterns using SWIM248 macro.
3400 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3401 udivmodhi4 patterns using SWIM248 macro.
3402 (*udivmod<mode>4): Macroize insn_and_split pattern from
3403 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3404 corresponding splitters using SWIM248 macro.
3405 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3406 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3408 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3410 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3411 of zero-sized element is zero-sized regardless of its extent.
3413 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3416 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3417 * configure: Regenerated.
3418 * config.in: Regenerated.
3419 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3420 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3421 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3422 not emitting .eh_frame, emit .cfi_sections .debug_frame
3427 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3428 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3430 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3431 vars use DECL_RTL with resetting it back to NULL afterwards.
3432 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3433 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3434 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3435 the attribute type allows it, otherwise use DW_FORM_dataN.
3436 (mem_loc_descriptor): Handle CONST_STRING.
3437 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3438 Handle MEM with CONST_STRING address using add_AT_string.
3439 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3440 CONST_STRING for const arrays initialized with a string literal.
3441 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3442 (dwarf2out_finish): Call resolve_addr.
3444 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3445 Maxim Kuvyrkov <maxim@codesourcery.com>
3447 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3449 2009-10-02 Nick Clifton <nickc@redhat.com>
3451 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3452 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3454 2009-10-01 Jan Hubicka <jh@suse.cz>
3456 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3457 (cgraph_create_virtual_clone): Just pass redirect_callers
3459 * cgraph.h (cgraph_clone_node): Update prototype.
3460 * ipa-pure-const.c (self_recursive_p): New function.
3461 (propagate): Use it.
3462 * ipa-inline.c (cgraph_clone_inlined_nodes,
3463 cgraph_decide_recursive_inlining): Update.
3465 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3467 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3468 instructions for TARGET_OCTEON.
3470 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3472 * config/arm/arm.c (arm_override_options): Turn off
3473 flag_dwarf2_cfi_asm for AAPCS variants.
3475 2009-10-01 Martin Jambor <mjambor@suse.cz>
3478 * tree-sra.c (convert_callers): Do not call
3479 compute_inline_parameters on one caller more than once.
3481 2009-10-01 Nick Clifton <nickc@redhat.com>
3483 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3484 an empty string if not already defined.
3486 2009-10-01 Martin Jambor <mjambor@suse.cz>
3489 * tree-sra.c (is_va_list_type): New function.
3490 (find_var_candidates): Call is_va_list_type.
3491 (find_param_candidates): Check that the type or the type pointed
3492 to are not va_list types.
3494 2009-10-01 Martin Jambor <mjambor@suse.cz>
3497 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3498 DECL_ARTIFICIAL (param_decl) is true.
3500 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3502 * tree.h (tree_decl_common::lang_flag_8): New.
3503 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3505 * c-common.h (RID_CONSTEXPR): New.
3507 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3509 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3510 Use ref-all pointers.
3511 (alpha_gimplify_va_arg): Ditto.
3513 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3516 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3517 before insn counting loop now that BB_END (bb) is counted. Ensure
3518 the return value isn't zero.
3520 2009-09-30 Nick Clifton <nickc@redhat.com>
3522 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3523 with separate definitions of c_target_objs and cxx_target_objs.
3524 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3526 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3527 sh_symbian_import_export_class.
3528 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3529 * config/sh/symbian.c: Delete, moving code into...
3530 * config/sh/symbian-base.c: ... here
3531 * config/sh/symbian-c.c: ... and here
3532 * config/sh/symbian-cxx.c: ... and here.
3534 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3537 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3538 of plus RTX into register.
3540 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3542 * doc/install.texi: Linguistic and markup fixes.
3543 (Configuration) <--disable-cpp>: Remove description.
3544 <--enable-maintainer-mode>: Autotools files are affected, too.
3545 <--with-sysroot>: Improve description.
3546 (Building): Bump required GNU make version.
3548 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3550 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3551 (x86_64-*-*): Ditto.
3553 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3554 intrinisics for FMA4.
3555 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3556 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3557 Add FMA4 check and fma4intrin.h.
3558 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3560 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3561 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3562 constant for FMA4 support.
3563 (UNSPEC_FMA4_FMADDSUB): Ditto.
3564 (UNSPEC_FMA4_FMSUBADD): Ditto.
3565 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3566 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3567 (ix86_expand_fma4_multiple_memory): Ditto.
3568 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3569 (OPTION_MASK_ISA_FMA4_UNSET): New.
3570 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3571 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3572 (ix86_handle_option): Handle -mfma4.
3573 (isa_opts): Handle -mfma4.
3574 (enum pta_flags): Add PTA_FMA4.
3575 (override_options): Add FMA4 support.
3576 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3577 (IX86_BUILTIN_VFMADDSD): Ditto.
3578 (IX86_BUILTIN_VFMADDPS): Ditto.
3579 (IX86_BUILTIN_VFMADDPD): Ditto.
3580 (IX86_BUILTIN_VFMSUBSS): Ditto.
3581 (IX86_BUILTIN_VFMSUBSD): Ditto.
3582 (IX86_BUILTIN_VFMSUBPS): Ditto.
3583 (IX86_BUILTIN_VFMSUBPD): Ditto.
3584 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3585 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3586 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3587 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3588 (IX86_BUILTIN_VFNMADDSS): Ditto.
3589 (IX86_BUILTIN_VFNMADDSD): Ditto.
3590 (IX86_BUILTIN_VFNMADDPS): Ditto.
3591 (IX86_BUILTIN_VFNMADDPD): Ditto.
3592 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3593 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3594 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3595 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3596 (IX86_BUILTIN_VFMADDPS256): Ditto.
3597 (IX86_BUILTIN_VFMADDPD256): Ditto.
3598 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3599 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3600 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3601 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3602 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3603 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3604 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3605 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3606 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3607 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3608 (enum multi_arg_type): New enum for describing the various FMA4
3609 intrinsic argument types.
3610 (bdesc_multi_arg): New table for FMA4 intrinsics.
3611 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3612 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3614 (ix86_expand_builtin): Add FMA4 intrinsic support.
3615 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3616 operand instructions.
3617 (ix86_expand_fma4_multiple_memory): New function to split the
3618 second memory reference from FMA4 instructions.
3619 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3620 (ssemodesuffixf2s): Ditto.
3621 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3623 (fma4_fmsub<mode>4): Ditto.
3624 (fma4_fnmadd<mode>4): Ditto.
3625 (fma4_fnmsub<mode>4): Ditto.
3626 (fma4_vmfmadd<mode>4): Ditto.
3627 (fma4_vmfmsub<mode>4): Ditto.
3628 (fma4_vmfnmadd<mode>4): Ditto.
3629 (fma4_vmfnmsub<mode>4): Ditto.
3630 (fma4_fmadd<mode>4256): Ditto.
3631 (fma4_fmsub<mode>4256): Ditto.
3632 (fma4_fnmadd<mode>4256): Ditto.
3633 (fma4_fnmsub<mode>4256): Ditto.
3634 (fma4_fmaddsubv8sf4): Ditto.
3635 (fma4_fmaddsubv4sf4): Ditto.
3636 (fma4_fmaddsubv4df4): Ditto.
3637 (fma4_fmaddsubv2df4): Ditto.
3638 (fma4_fmsubaddv8sf4): Ditto.
3639 (fma4_fmsubaddv4sf4): Ditto.
3640 (fma4_fmsubaddv4df4): Ditto.
3641 (fma4_fmsubaddv2df4): Ditto.
3642 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3643 instructions for intrinsics.
3644 (fma4i_fmsub<mode>4): Ditto.
3645 (fma4i_fnmadd<mode>4): Ditto.
3646 (fma4i_fnmsub<mode>4): Ditto.
3647 (fma4i_vmfmadd<mode>4): Ditto.
3648 (fma4i_vmfmsub<mode>4): Ditto.
3649 (fma4i_vmfnmadd<mode>4): Ditto.
3650 (fma4i_vmfnmsub<mode>4): Ditto.
3651 (fma4i_fmadd<mode>4256): Ditto.
3652 (fma4i_fmsub<mode>4256): Ditto.
3653 (fma4i_fnmadd<mode>4256): Ditto.
3654 (fma4i_fnmsub<mode>4256): Ditto.
3655 (fma4i_fmaddsubv8sf4): Ditto.
3656 (fma4i_fmaddsubv4sf4): Ditto.
3657 (fma4i_fmaddsubv4df4): Ditto.
3658 (fma4i_fmaddsubv2df4): Ditto.
3659 (fma4i_fmsubaddv8sf4): Ditto.
3660 (fma4i_fmsubaddv4sf4): Ditto.
3661 (fma4i_fmsubaddv4df4): Ditto.
3662 (fma4i_fmsubaddv2df4): Ditto.
3664 * doc/invoke.texi (-mfma4): Add documentation.
3665 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3667 2009-09-29 Richard Henderson <rth@redhat.com>
3669 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3670 an edge to the new destination block.
3672 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3675 * pa.c (hppa_profile_hook): Use
3676 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3678 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3679 Alexander Monakov <amonakov@ispras.ru>
3682 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3683 (not_postinc_memory_operand): New.
3684 (not_postinc_move_operand): New.
3685 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3686 (*cmovsi_internal): Ditto.
3688 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3690 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3691 restrict issue_rate in first pass when scheduling for register
3694 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3695 Rafael Avila de Espindola <espindola@google.com>
3697 * gengtype.c (plugin_output): New.
3698 (get_output_file_with_visibility): Return plugin_output for plugins.
3699 (main): Parse and use the -P option.
3700 * gty.texi: Update the command line format.
3702 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3705 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3707 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3708 out if !const_ok_for_output.
3711 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3712 case VAR_LOCATION>: Remove gcc_unreachable ().
3714 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3716 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3717 (x86_64-*-*): Ditto.
3718 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3719 back to smmintrin.h.
3720 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3721 * config/i386/x86intrin.h: Remove SSE5.
3722 * config/i386/mmintrin-common.h: Delete file.
3723 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3725 2009-09-29 Richard Guenther <rguenther@suse.de>
3727 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3728 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3730 2009-09-29 Nick Clifton <nickc@redhat.com>
3732 * function.c (current_function_name): If there is no current
3733 function just return "<none>".
3735 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3737 * tree-pass.h (register_pass_info): New structure.
3738 (pass_positioning_ops): Move enum from gcc-plugin.h.
3739 (register_pass): New function.
3740 * gcc-plugin.h (plugin_pass): Delete structure.
3741 (pass_positioning_ops): Delete enum.
3742 * plugin.c (regsiter_pass): Delete function.
3743 (position_pass): Delete function.
3744 (added_pass_nodes): Delete variable.
3745 (prev_added_pass_nodes): Delete variable.
3746 (pass_list_node): Delete structure.
3747 * passes.c (make_pass_instance): New function.
3748 (next_pass_1): Change to call make_pass_instance.
3749 (pass_list_node): Move structure from gcc-plugin.h.
3750 (added_pass_nodes): Move variable from plugin.c.
3751 (prev_added_pass_nodes): Move variable from plugin.c.
3752 (position_pass): New function.
3753 (register_pass): New function.
3755 2009-09-28 Easwaran Raman <eraman@google.com>
3757 * ifcvt.c (noce_try_abs): Recognize pattern and call
3758 expand_one_cmpl_abs_nojump.
3759 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3760 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3762 2009-09-28 Ian Lance Taylor <iant@google.com>
3765 * c-opts.c (c_common_handle_option): Don't set
3766 warn_jump_misses_init for -Wall.
3767 * doc/invoke.texi (Warning Options): Update documentation.
3769 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3771 * Makefile.in ($(out_object_file)): Depend on
3772 gt-$(basename $(notdir $(out_file))).h.
3774 2009-09-28 Richard Henderson <rth@redhat.com>
3776 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3777 * except.c (gen_eh_region): Set it.
3778 (duplicate_eh_regions_1): Copy it.
3779 * tree-eh.c (lower_resx): Use it to determine which function
3782 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3783 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3784 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3785 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3786 BUILT_IN_CXA_END_CLEANUP if necessary.
3788 * c-common.c (c_define_builtins): Update call to
3789 build_common_builtin_nodes.
3791 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3793 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3795 2009-09-28 Michael Matz <matz@suse.de>
3797 * builtins.c (interclass_mathfn_icode): New helper.
3798 (expand_builtin_interclass_mathfn): Use it here, and split folding
3800 (fold_builtin_interclass_mathfn): ... this new folder.
3801 (build_call_nofold_loc): New static helper.
3802 (build_call_nofold): New wrapper macro for above.
3803 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3804 (expand_builtin_pow): Ditto.
3805 (expand_builtin_memset_args): Ditto.
3806 (expand_builtin_printf): Ditto.
3807 (expand_builtin_fprintf): Ditto.
3808 (expand_builtin_sprintf): Ditto.
3809 (expand_builtin_memory_chk): Ditto.
3810 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3811 (expand_builtin_stpcpy): Ditto.
3812 (expand_builtin_strcmp): Ditto.
3813 (expand_builtin_strncmp): Ditto.
3814 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3815 (expand_builtin_strcpy_args): Don't call folders.
3816 (expand_builtin_memcmp): Ditto.
3817 (expand_builtin_strncpy): Ditto, and use target.
3818 (expand_builtin_memcpy): Ditto.
3819 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3820 expand_builtin_strpbrk, expand_builtin_memmove,
3821 expand_builtin_memmove_args, expand_builtin_bcopy,
3822 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3823 expand_builtin_strspn, expand_builtin_strcspn,
3824 expand_builtin_fputs): Remove these.
3825 (expand_builtin): Don't call the above, change calls to other
3826 expanders that changed prototype.
3827 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3828 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3829 fold_builtin_interclass_mathfn.
3830 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3831 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3833 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3834 * passes.c (init_optimization_passes): Move pass_fold_builtins
3835 after last phiopt pass.
3836 * tree-inline.c (fold_marked_statements): When folding builtins
3837 iterate over all instruction potentially generated.
3838 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3840 (fold_gimple_call): Use it to always fold calls (into potentially
3841 multiple instructions).
3842 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3843 calls into zero at this time.
3844 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3845 statements generated by builtin folding.
3847 2009-09-28 Nick Clifton <nickc@redhat.com>
3849 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3851 2009-09-28 Duncan Sands <baldrick@free.fr>
3853 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3854 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3855 (register_callback): Dispatch it.
3856 (invoke_plugin_callbacks): Incorporate in sanity check.
3857 * ggc.h (ggc_register_cache_tab): Add declaration.
3858 * ggc-common.c (ggc_register_root_tab): Simplify.
3859 (const_ggc_cache_tab_t): New typedef.
3860 (extra_cache_vec): New vector of dynamically added cache tables.
3861 (ggc_register_cache_tab): New function.
3862 (ggc_scan_cache_tab): New function.
3863 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3864 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3866 2009-09-27 Richard Henderson <rth@redhat.com>
3868 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3869 which we remove __builtin_stack_restore.
3871 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3873 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3874 to test for GRD_INVARIANT.
3875 (simple_rhs_p): Anything that's function_invariant_p is fine.
3877 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3879 * gengtype.c (main): Use plunge_files instead of plugin_output.
3881 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3882 Rafael Avila de Espindola <espindola@google.com>
3884 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3885 Don't print pch related info if it is false.
3886 (main): Don't print pch info in plugin mode.
3888 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3890 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3891 with dw_val_class_const_double.
3892 (struct dw_val_struct): Replace val_long_long with val_double and
3893 adjust for above change.
3894 (output_loc_operands): Likewise.
3895 (add_AT_long_long): Rename into...
3896 (add_AT_double): ...this.
3897 (print_die): Replace dw_val_class_long_long with
3898 dw_val_class_const_double and adjust.
3899 (attr_checksum): Likewise.
3900 (same_dw_val_p): Likewise.
3901 (size_of_die): Likewise.
3902 (value_format): Likewise.
3903 (output_die): Likewise.
3904 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3905 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3906 instead of add_AT_long_long.
3907 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3908 value with the precision of its type.
3910 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3913 * c-typeck.c (build_conditional_expr): Use the readonly and
3914 volatile flags of the operand types, not of the operands itself.
3916 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3918 * collect2.c (main): Look for -brtl before adding libraries.
3920 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3922 * config.gcc: Update OpenBSD targets.
3923 * config/openbsd-stdint.h: New file.
3924 * config/openbsd-libpthread.h: New file.
3925 * config/openbsd.h: Update and break out LIB_SPEC definition.
3926 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3927 * config/i386/openbsdelf.h: Correct types.
3928 * config/m68k/openbsd.h: Likewise.
3929 * config/mips/openbsd.h: Likewise.
3930 * config/vax/openbsd.h: Likewise.
3932 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3934 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3935 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3936 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3937 of the length and zero.
3939 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3941 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3942 (FLAGS_H): Add options.h $(REAL_H).
3943 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3944 (TREE_VECTORIZER_H): New.
3945 (EBITMAP_H): Renamed from EBIMAP_H.
3946 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3947 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3948 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3949 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3950 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3951 (graphite-clast-to-gimple.o, graphite-dependences.o)
3952 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3953 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3954 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3955 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3956 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3957 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3958 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3959 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3960 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3961 updated and fixed as per above changes and per
3962 check_makefile_deps.sh output.
3965 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3966 * configure: Regenerate.
3968 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3970 * doc/install.texi: Update minimum MPC version to 0.7.
3972 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3974 * doc/install.texi (Binaries): Remove reference to the binary
3975 distribution CD-ROM from the FSF.
3977 2009-09-26 Michael Matz <matz@suse.de>
3981 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3982 that are mentioned in the body.
3984 2009-09-26 Michael Matz <matz@suse.de>
3986 PR tree-optimization/41454
3987 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3988 (tree_ssa_dominator_optimize): Don't allocate and free it.
3989 (dom_opt_leave_block): Don't iterate over it.
3990 (eliminate_redundant_computations): Don't return a value.
3991 (cprop_operand, cprop_into_stmt): Ditto.
3992 (optimize_stmt): Don't defer updating stmts.
3994 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3996 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3997 generic_parameter_die, template_parameter_pack_die,
3998 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3999 renaming DW_TAG_formal_parameter_pack and
4000 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4001 and DW_TAG_GNU_template_parameter_pack.
4003 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4005 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4006 * config/v850/v850.c (v850_function_value): New function.
4007 (TARGET_FUNCTION_VALUE): Define.
4009 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4011 * tree-vect-stmts.c (vectorizable_call): Call
4012 mark_symbols_for_renaming after vect_finish_stmt_generation.
4014 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4015 to loc_descriptor_from_tree.
4016 (add_location_or_const_value_attribute): Pass 0 instead of 2
4017 for decl_by_reference_p decls.
4019 2009-09-25 Richard Guenther <rguenther@suse.de>
4022 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4025 2009-09-25 Ben Elliston <bje@au.ibm.com>
4027 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4030 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4032 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4033 form of instruction.
4035 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4038 * fold-const.c (const_binop): Handle complex int division.
4039 * tree-complex.c (expand_complex_div_straight,
4040 expand_complex_div_wide): Update comments.
4042 2009-09-24 DJ Delorie <dj@redhat.com>
4045 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4046 (reg_class): Likewise.
4047 (REG_CLASS_NAMES): Likewise.
4048 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4049 (m32c_override_options): Disable -fivopts for M32C.
4051 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4053 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4054 Delete VSX load/store with update support.
4055 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4056 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4060 (VStype_load_update): Ditto.
4061 (VStype_store_update): Ditto.
4062 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4063 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4065 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4066 load/store with update builtins.
4068 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4070 * libgcc2.c (L_trampoline): Prototype for getpagesize
4071 and mprotect in WINNT case.
4073 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4075 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4076 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4077 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4078 'outgoing' argument.
4079 (TARGET_FUNCTION_VALUE): Define.
4081 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4083 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4085 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4088 * common.opt: Initialize dwarf_strict to -1.
4089 * toplev.c (process_options): Catch unset dwarf_strict
4090 and set to 0 for all targets not overriding.
4091 * config/darwin.c (darwin_override_options): Catch unset
4092 dwarf_strict and override to 1.
4094 2009-09-24 Jeff Law <law@redhat.com>
4096 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4098 2009-09-24 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/36143
4101 PR tree-optimization/38747
4102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4103 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4105 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4108 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4109 return false instead of gcc_unreachable (). For CONST return the
4110 value returned by recursive call instead of always returning true.
4111 (tree_add_const_value_attribute): Return the value returned by
4112 add_const_value_attribute instead of always returning true if rtl
4115 2009-09-23 Justin Seyster <jrseys@gmail.com>
4117 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4119 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4121 * cgraphunit.c (cgraph_lower_function): Revert last change.
4122 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4123 instead of DECL_NO_STATIC_CHAIN.
4124 * tree-cfg.c (verify_gimple_call): Likewise.
4125 * tree-nested.c (get_chain_decl, get_chain_field,
4126 convert_tramp_reference_op, convert_gimple_call): Likewise.
4127 (convert_all_function_calls): Likewise. Always set or clear
4128 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4129 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4130 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4132 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4133 DECL_NO_STATIC_CHAIN.
4134 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4135 instead of DECL_NO_STATIC_CHAIN.
4136 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4137 decl_function_context.
4138 * varasm.c (initializer_constant_valid_p): Likewise.
4139 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4140 (DECL_STATIC_CHAIN): ... this.
4141 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4142 instead of DECL_NO_STATIC_CHAIN.
4144 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4145 Rafael Avila de Espindola <espindola@google.com>
4147 * gengtype.c (nb_plugin_files): Make it unsigned to match
4148 num_gt_files. Adjust other variables to avoid warnings.
4149 (main): Allocate an all zero lang_bitmap before each plugin file name
4150 to match regular file names.
4152 2009-09-23 Richard Henderson <rth@redhat.com>
4154 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4155 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4156 static chain passed in memory.
4157 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4158 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4159 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4160 STATIC_CHAIN_REGNUM defined.
4162 * config/picochip/picochip-protos.h: s/class/klass/.
4163 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4164 (picochip_static_chain): New.
4165 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4166 (STATIC_CHAIN_INCOMING): Remove.
4168 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4169 (xtensa_static_chain): New.
4170 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4171 (STATIC_CHAIN_INCOMING): Remove.
4173 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4175 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4176 * config/pa/pa-protos.h (function_value): Remove.
4177 * config/pa/pa.c (pa_function_value): Rename from function_value.
4178 Make static, add 'outgoing' argument.
4179 (TARGET_FUNCTION_VALUE): Define.
4181 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4183 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4184 instead of cfun->machine->is_leaf.
4185 * config/avr/avr.h (machine_function): Remove is_leaf field.
4187 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4190 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4191 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4192 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4193 the same size, prefer DW_OP_stack_value.
4194 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4195 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4197 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4200 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4202 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4205 * cfgexpand.c (convert_debug_memory_address): New.
4206 (expand_debug_expr): Convert base address and offset to the same
4207 mode. Use it to convert addresses to other modes. Accept
4210 2009-09-23 Richard Guenther <rguenther@suse.de>
4212 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4213 produced for bigendian targets with promoted subregs.
4215 2009-09-23 Richard Guenther <rguenther@suse.de>
4217 * value-prof.c (gimple_ic): Purge old EH edges only after building
4220 2009-09-23 Nick Clifton <nickc@redhat.com>
4222 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4224 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4227 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4230 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4231 on non-nested functions.
4233 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4234 Jan Hubicka <jh@suse.cz>
4236 * dwarf2out.c (loc_list_plus_const): Only define if
4237 DWARF2_DEBUGGING_INFO.
4238 (address_of_int_loc_descriptor): Likewise.
4241 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4243 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4246 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4247 constant is more than zero.
4249 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4252 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4253 call final to emit non-scheduled prologue, instead insert at entry.
4255 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4256 Joseph S. Myers <joseph@codesourcery.com>
4258 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4260 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4261 Rafael Avila de Espindola <espindola@google.com>
4263 * gengtype.c (is_file_equal): New function.
4264 (close_output_files): Use is_file_equal. Free of->buf.
4266 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4267 Rafael Avila de Espindola <espindola@google.com>
4269 * gengtype.c (write_types, write_local): Add the output_header
4270 argument. Update all callers.
4272 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4274 * dwarf2out.c (template_parameter_pack_die,
4275 gen_formal_parameter_pack_die ): New functions.
4276 (make_ith_pack_parameter_name): Remove this function.
4277 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4278 DW_TAG_formal_parameter_pack.
4279 (gen_generic_params_dies): Represent each template parameter pack
4280 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4281 represented by usual DW_TAG_template_*_parameter DIEs that are
4282 children of the DW_TAG_template_parameter_pack element DIE.
4283 (generic_parameter_die): This doesn't deal with parameter pack
4284 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4285 of parameter pack DIEs.
4286 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4287 in certain cases, e.g. for pack elements.
4288 (gen_formal_types_die, gen_decl_die): Adjust usage of
4289 gen_formal_parameter_die.
4290 (gen_subprogram_die): Represent each function parameter pack by a
4291 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4292 represented by usual DW_TAG_formal_parameter DIEs that are children
4293 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4294 ____builtin_va_alist decls as no part of the compiler uses those
4296 * langhooks.h (struct lang_hooks_for_decls): Add
4297 function_parm_expanded_from_pack_p, get_generic_function_decl
4298 and function_parameter_pack_p hooks. Fix comment for
4299 get_innermost_generic_parms hook.
4300 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4301 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4302 macros and use them to initialize lang_hook.
4304 2009-09-22 Richard Henderson <rth@redhat.com>
4306 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4307 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4308 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4309 on TRAMPOLINE_TEMPLATE.
4310 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4311 TRAMPOLINE_ADJUST_ADDRESS.
4312 * targhooks.c (default_asm_trampoline_template): Remove.
4313 (default_trampoline_adjust_address): Remove.
4314 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4315 * targhooks.h: Update decls.
4317 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4319 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4320 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4321 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4323 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4326 * reload1.c (reload): Reset debug insns with pseudos without
4329 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4331 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4332 unconditional true for decimal float modes.
4333 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4334 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4336 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4338 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4339 Enable a new case for __FreeBSD__ >= 7.
4340 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4341 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4342 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4343 and USE_LD_AS_NEEDED.
4345 * doc/install.texi (*-*-freebsd*): Update target information.
4347 2009-09-22 Richard Guenther <rguenther@suse.de>
4350 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4351 arrays really properly.
4353 2009-09-22 Richard Henderson <rth@redhat.com>
4356 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4357 calls.static_chain, calls.trampoline_init,
4358 calls.trampoline_adjust_address.
4359 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4360 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4361 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4362 * builtins.c (expand_builtin_setjmp_receiver): Use
4363 targetm.calls.static_chain; only clobber registers.
4364 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4365 set up memory attributes properly for the trampoline block.
4366 (expand_builtin_adjust_trampoline): Use
4367 targetm.calls.trampoline_adjust_address.
4368 * calls.c (prepare_call_address): Add fndecl argument. Use
4369 targetm.calls.static_chain.
4370 * df-scan.c (df_need_static_chain_reg): Remove.
4371 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4372 consolodate static chain handling.
4373 * doc/tm.texi: Document new hooks.
4374 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4375 (init_emit_regs): Don't initialize them.
4376 * expr.h (prepare_call_address): Update decl.
4377 * final.c (profile_function): Use targetm.calls.static_chain.
4378 * function.c (expand_function_start): Likewise.
4379 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4380 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4381 only clobber registers.
4382 * targhooks.c (default_static_chain): New.
4383 (default_asm_trampoline_template, default_trampoline_init): New.
4384 (default_trampoline_adjust_address): New.
4385 * targhooks.h: Declare them.
4386 * varasm.c (assemble_trampoline_template): Use
4387 targetm.asm_out.trampoline_template. Make the memory block const
4390 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4391 alpha_initialize_trampoline. Make static. Merge VMS parameter
4392 differences into the TARGET_ABI_OPEN_VMS code block.
4393 (TARGET_TRAMPOLINE_INIT): New.
4394 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4395 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4396 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4397 (INITIALIZE_TRAMPOLINE): Remove.
4399 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4400 (TRAMPOLINE_TEMPLATE): Merge with ...
4401 (INITIALIZE_TRAMPOLINE): ... this and move ...
4402 * config/arc/arc.c (arc_trampoline_init): ... here.
4403 (TARGET_TRAMPOLINE_INIT): New.
4405 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4406 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4407 (arm_asm_trampoline_template): New.
4408 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4409 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4410 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4411 code to arm_asm_trampoline_template.
4412 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4413 arm_trampoline_adjust_address.
4414 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4415 adjust for target hook parameters.
4417 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4420 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4421 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4422 (bfin_trampoline_init): Rename from initialize_trampoline;
4423 make static; update for target hook parameters.
4424 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4425 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4426 bfin_asm_trampoline_template.
4427 (INITIALIZE_TRAMPOLINE): Remove.
4429 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4430 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4431 cris_trampoline_init): New.
4432 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4433 cris_asm_trampoline_template.
4434 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4435 adjust for target hook parameters.
4437 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4439 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4440 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4441 fr30_trampoline_init): New.
4442 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4443 fr30_asm_trampoline_template.
4444 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4445 adjust for target hook parameters.
4447 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4448 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4449 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4450 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4451 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4453 * config/h8300/h8300.c (h8300_trampoline_init): New.
4454 (TARGET_TRAMPOLINE_INIT): New.
4455 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4456 to h8300_trampoline_init and adjust for hook parameters.
4458 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4459 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4460 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4461 make static; adjust for hook parameters.
4462 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4464 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4465 (TARGET_TRAMPOLINE_INIT): New.
4466 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4467 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4468 iq2000_asm_trampoline_template.
4469 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4470 (TRAMPOLINE_CODE_SIZE): New.
4471 (TRAMPOLINE_SIZE): Use it.
4472 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4474 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4475 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4476 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4477 adjust for hook parameters.
4478 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4480 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4481 (m32r_trampoline_init): New.
4482 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4483 m32r_trampoline_init.
4485 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4486 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4487 make static; update for hook parameters.
4488 * config/m68hc11/m68hc11-protos.h: Update.
4489 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4491 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4492 (TARGET_TRAMPOLINE_INIT): New.
4493 (mcore_function_value): Fix typo.
4494 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4495 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4496 to mcore_asm_trampoline_template.
4497 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4499 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4500 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4501 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4502 update for hook parameters.
4503 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4505 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4506 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4507 mips_trampoline_init): New.
4508 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4509 mips_asm_trampoline_template.
4510 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4511 update for hook parameters.
4513 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4514 (TARGET_TRAMPOLINE_INIT): New.
4515 (mmix_trampoline_size): Remove.
4516 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4517 make static. Remove out-of-date tetra vs octa comment.
4518 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4519 make static; update for hook parameters.
4520 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4521 (INITIALIZE_TRAMPOLINE): Remove.
4522 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4523 (TRAMPOLINE_ALIGNMENT): New.
4524 * gcc/config/mmix/mmix-protos.h: Update.
4526 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4527 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4528 mn10300_trampoline_init): New.
4529 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4530 mn10300_asm_trampoline_template.
4531 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4533 * config/moxie/moxie.c (moxie_static_chain,
4534 moxie_asm_trampoline_template, moxie_trampoline_init,
4535 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4536 TARGET_TRAMPOLINE_INIT): New.
4537 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4538 moxie_trampoline_init.
4539 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4540 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4542 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4543 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4544 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4545 pa_trampoline_adjust_address): New.
4546 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4547 pa_asm_trampoline_template.
4548 (TRAMPOLINE_ALIGNMENT): New.
4549 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4550 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4551 adjust for hook parameters.
4552 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4554 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4555 (TARGET_TRAMPOLINE_INIT): New.
4556 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4557 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4559 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4561 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4562 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4563 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4564 make static; adjust parameters for the hook.
4565 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4567 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4568 s390_trampoline_template; make static.
4569 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4570 make static; adjust for target hook.
4571 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4572 * config/s390/s390-protos.h: Remove trampoline decls.
4573 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4574 (TRAMPOLINE_TEMPLATE): Remove.
4575 (TRAMPOLINE_ALIGNMENT): New.
4577 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4578 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4579 (TARGET_TRAMPOLINE_INIT): New.
4580 (score_asm_trampoline_template): New.
4581 (score_trampoline_init): Rename from score_initialize_trampoline;
4582 make static; adjust for hook parameters.
4583 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4584 score[37]_asm_trampoline_template.
4585 (INITIALIZE_TRAMPOLINE): Remove.
4586 * config/score/score3.c (score3_asm_trampoline_template): New.
4587 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4588 adjust for target hook.
4589 * config/score/score7.c (score7_asm_trampoline_template): New.
4590 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4591 adjust for target hook.
4592 * config/score/score3.h, config/score/score7.h: Update.
4594 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4595 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4596 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4597 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4598 make static; adjust for target hook parameters.
4599 (sh_trampoline_adjust_address): New.
4600 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4601 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4603 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4604 (sparc32_initialize_trampoline): Rename from
4605 sparc_initialize_trampoline; make static; replace tramp parameter
4606 with m_tramp and update memory accesses.
4607 (sparc64_initialize_trampoline): Similarly.
4608 (sparc_trampoline_init): New.
4609 * config/sparc/sparc-protos.h: Remove trampoline decls.
4610 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4611 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4613 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4614 (array_to_constant): Make ARR parameter const.
4615 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4616 make static; update for hook parameters.
4617 * config/spu/spu-protos.h: Update decls.
4618 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4620 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4621 from xstormy16_initialize_trampoline; make static; update for
4623 (TARGET_TRAMPOLINE_INIT): New.
4624 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4626 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4627 (TARGET_TRAMPOLINE_INIT): New.
4628 (v850_can_eliminate): Make static.
4629 (v850_asm_trampoline_template, v850_trampoline_init): New.
4630 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4631 v850_asm_trampoline_template.
4632 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4633 and adjust for target hook parameters.
4635 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4636 (TARGET_TRAMPOLINE_INIT): New.
4637 (vax_asm_trampoline_template, vax_trampoline_init): New.
4638 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4639 vax_asm_trampoline_template.
4640 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4642 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4643 (TARGET_TRAMPOLINE_INIT): New.
4644 (xtensa_asm_trampoline_template): Rename from
4645 xtensa_trampoline_template; make static.
4646 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4647 make static; update for hook parameters.
4648 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4649 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4650 (INITIALIZE_TRAMPOLINE): Remove.
4652 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4653 error for nested functions with regparm=3.
4654 (ix86_compute_frame_layout): Adjust frame pointer offset for
4655 ix86_static_chain_on_stack.
4656 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4657 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4658 don't reset to UNITS_PER_WORD.
4659 (ix86_emit_leave): Adjust ix86_cfa_state.
4660 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4661 (ix86_static_chain): New.
4662 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4663 make static; update for target hook parameters; use ix86_static_chain.
4664 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4665 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4666 (INITIALIZE_TRAMPOLINE): Remove.
4667 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4668 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4669 to the end. Add static_chain_on_stack.
4670 (ix86_static_chain_on_stack): New.
4672 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4673 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4674 (m68k_trampoline_init): New.
4675 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4676 m68k_trampoline_init and adjust for hook parameters.
4677 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4678 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4680 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4682 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4683 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4685 * reload1.c (reload): Call wrap_constant when substituting
4686 reg for equiv inside of DEBUG_INSNs.
4689 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4690 add_call_src_coords_attributes, add_high_low_attributes,
4691 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4692 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4693 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4694 when -gdwarf-2 -gstrict-dwarf.
4695 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4696 -gdwarf-[23] -gstrict-dwarf.
4697 (address_of_int_loc_descriptor, loc_descriptor,
4698 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4699 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4700 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4702 2009-09-22 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/41428
4705 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4706 (ccp_finalize): Pass it to substitute_and_fold.
4708 2009-09-22 Richard Guenther <rguenther@suse.de>
4710 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4711 (substitute_and_fold): Adjust prototype.
4712 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4713 (simplify_stmt_using_ranges): Likewise.
4714 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4715 (vrp_fold_stmt): New function.
4716 (vrp_finalize): Pass it to substitute_and_fold.
4717 * tree-flow.h (vrp_evaluate_conditional): Remove.
4718 (simplify_stmt_using_ranges): Likewise.
4719 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4720 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4721 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4723 (fold_predicate_in): Move to tree-vrp.c.
4724 (substitute_and_fold): Use the callback instead of calling into
4725 tree-vrp.c functions directly.
4727 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4729 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4730 comparison warning on rs6000.
4733 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4734 GIMPLE_EH_MUST_NOT_THROW cleanup.
4735 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4737 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4740 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4741 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4742 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4743 libSystem which is derived from the gcc 4.2.1 unwinder.
4745 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4748 * varasm.c (default_encode_section_info): Copy TLS model into
4749 sym_ref flags regardless of backend support for TLS, for all
4750 model types except TLS_MODEL_EMULATED.
4752 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4755 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4756 we can handle it correctly.
4758 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4760 * doc/install.texi (os2): Remove section.
4762 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4764 * doc/standards.texi (Objective-C): Adjust two URLs.
4766 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4768 * tree-tailcall.c (process_assignment): Don't check if a
4769 multiplication or an addition are already present.
4770 (find_tail_calls): Combine multiple additions and multiplications.
4771 (adjust_accumulator_values): Emit accumulators.
4773 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4775 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4776 xmm register restore.
4778 2009-09-21 Jan Hubicka <jh@suse.cz>
4780 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4781 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4784 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4786 * stor-layout.c (layout_type): Remove obsolete code.
4788 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4791 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4793 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4796 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4797 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4798 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4799 * fold-const.c (const_binop): Likewise.
4800 * real.h (do_mpc_arg2): Update prototype.
4802 2009-09-20 Jan Hubicka <jh@suse.cz>
4804 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4805 (add_location_or_const_value_attribute): Rewrite using
4807 (tree_add_const_value_attribute): Return true if successful.
4808 (tree_add_const_value_attribute_for_decl): Likewise.
4810 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4811 (loc_descriptor): ... here;
4812 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4813 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4814 pool items that was not marked for output.
4815 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4816 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4817 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4818 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4819 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4820 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4821 DW_OP_stack_value to get address of items that are not available
4823 (dw_loc_list): Handle single element lists correctly.
4825 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4826 Pascal Obry <obry@adacore.com>
4828 * unwind-dw2-fde.c (classify_object_over_fdes):
4829 Cast the constant 1 to _Unwind_Ptr.
4830 (add_fdes): Likewise.
4831 (linear_search_fdes): Likewise.
4833 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4835 * stor-layout.c (set_sizetype): Avoid useless type copy.
4837 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4839 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4841 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4842 * configure, config.in: Regenerate.
4843 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4845 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4846 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4847 for global data if the output could be used in a shared library.
4848 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4849 to 0 if TARGET_WRITABLE_EH_FRAME.
4851 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4853 PR rtl-optimization/39886
4854 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4855 just when insn is equal to BB_END (bb).
4857 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4859 * config/mips/mips.opt (mrelax-pic-calls): New option.
4860 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4862 (mips_unspec_call): Change "unspec_call" expander into this.
4863 (mips_strip_unspec_call): New function.
4864 (mips_got_load): Call mips_unspec_call instead of
4865 gen_unspec_call<mode>.
4866 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4868 (mips_cfg_in_reorg): New function.
4869 (mips16_lay_out_constants): Use it to decide whether to call
4870 CFG-aware insn splitting.
4871 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4872 mips_reorg. Move DF set-up code from here ...
4873 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4875 (mips_reorg): Call mips_df_reorg instead of
4876 r10k_insert_cache_barriers. Move CFG set-up code here from
4877 r10k_insert_cache_barriers.
4878 (mips_call_expr_from_insn): New function.
4879 (mips_pic_call_symbol_from_set): Likewise.
4880 (mips_find_pic_call_symbol): Likewise.
4881 (mips_annotate_pic_call_expr): Likewise.
4882 (mips_get_pic_call_symbol): Likewise.
4883 (mips_annotate_pic_calls): Likewise.
4884 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4886 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4887 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4888 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4890 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4891 (unspec_call<mode>): Remove it.
4892 (sibcall_internal, sibcall_value_internal,
4893 sibcall_value_multiple_internal, call_internal, call_split,
4894 call_value_internal, call_value_split,
4895 call_value_multiple_internal, call_value_multiple_split): Pass
4896 SIZE_OPNO to MIPS_CALL.
4897 (call_internal_direct, call_direct_split,
4898 call_value_internal_direct, call_value_direct_split): Pass -1 as
4899 SIZE_OPNO to MIPS_CALL.
4900 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4901 * configure: Regenerate.
4902 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4903 and -mno-relax-pic-calls.
4904 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4906 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4909 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4910 in the directory this rule is called from, rather than the
4911 toplevel 'gcc' directory, to fix in-tree build.
4913 2009-09-19 Chris Demetriou <cgd@google.com>
4915 PR preprocessor/28435:
4916 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4917 to cpplib that the preprocessor output is needed.
4919 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4921 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4922 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4923 *return_and_restore_fpregs_<mode>,
4924 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4927 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4928 instead of assuming it has always a REG inside of it.
4930 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4932 * config/freebsd.h: Update comment on types.
4933 (WINT_TYPE): Define.
4935 2009-09-18 Jason Merrill <jason@redhat.com>
4937 * c.opt: Add -fno-deduce-init-list.
4939 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4941 * value-prof.c (interesting_stringop_to_profile_p): Added output
4942 argument to indicate which parameter is the size parameter.
4943 * value-prof.c (gimple_stringop_fixed_value): Use
4944 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4945 * value-prof.c (gimple_stringops_transform): Update call sites to
4946 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4948 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4951 From David Binderman <dcb314@hotmail.com>:
4952 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4953 local variable f. Remove stale comments.
4954 (ix86_compute_frame_layout): Remove useless local variable total_size.
4955 Remove #if 0'd code.
4956 (legitimate_address_p): Remove useless local variables
4957 reason_rtx and reason.
4958 (ix86_split_copysign_const): Remove useless local variable op1.
4959 (scale_counter): Remove useless local variable piece_size_mask.
4961 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4963 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4966 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4969 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4971 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4973 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4976 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4978 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4979 DW_OP_implicit_value even without dwarf_version 4.
4981 2009-09-17 Jan Hubicka <jh@suse.cz>
4983 * dwarf2out.c: Include tree-pass.h and gimple.h.
4984 (loc_list_plus_const): New function.
4985 (loc_descriptor_from_tree_1): Rename to ...
4986 (loc_descriptor_from_tree): ... remove original.
4987 (loc_list_from_tree): New function.
4988 (add_AT_location_description): Accept location list.
4989 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4990 (concatn_mem_loc_descriptor): Remove.
4991 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4993 (secname_for_decl): Move up.
4994 (hidden_reference_p): New function; break out from ...
4995 (loc_by_refernece): ... here; move up.
4996 (dw_loc_list): New function.
4997 (single_element_loc_list): New function.
4998 (single_element_loc_list_p): New function.
4999 (add_loc_descr_to_each): New function.
5000 (add_loc_list): New function.
5001 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5002 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5003 add diagnostics why expansion failed.
5004 (add_location_or_const_value_attribute): Support location lists.
5005 (add_bound_info): Likewise.
5006 (descr_info_loc): Update call of loc_descriptor_from_tree.
5007 (gen_variable_die): Work on location lists.
5008 * final.c (pass_final): Add dump file.
5009 * Makefile.in (dwarf2out.o): Add new dependencies.
5011 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5014 * real.c decimal_from_integer, decimal_integer_string): New.
5015 (real_from_integer): Use them as special case for decimal float.
5016 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5017 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5018 Do not append zero after the decimal point in string to convert.
5020 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5022 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5023 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5025 2009-09-17 Martin Jambor <mjambor@suse.cz>
5027 * common.opt (fipa-sra): New switch.
5028 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5029 * timevar.def (TV_IPA_SRA): New timevar.
5030 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5031 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5032 * tree-sra.c: Include cgraph.c.
5033 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5034 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5035 and grp_not_necessarilly_dereferenced.
5036 (func_param_count): New variable.
5037 (encountered_apply_args): New variable.
5038 (bb_dereferences): New variable.
5039 (final_bbs): New variable.
5040 (no_accesses_representant): New variable.
5041 (no_accesses_p): New function.
5042 (dump_access): Dump the new fields.
5043 (sra_initialize): Set encountered_apply_args to false.
5044 (get_ssa_base_param): New function.
5045 (mark_parm_dereference): New function.
5046 (create_access): Caring for INIDRECT_REFs and different handling of
5047 varialble length accesses in early IPA SRA. Store the stmt - a new
5048 parameter - to the new access.
5049 (build_access_from_expr_1): New parameter stmt, passed to
5050 create_access. Handle INDIRECT_REFs.
5051 (build_access_from_expr): Pass the current statement to
5052 build_access_from_expr_1.
5053 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5055 (build_accesses_from_assign): Pass the current statement to
5056 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5057 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5058 final_bbs when necessary. Check for calls to __builtin_apply_args.
5059 Fixup EH info if anythng was changed.
5060 (is_unused_scalar_param): New function.
5061 (ptr_parm_has_direct_uses): New function.
5062 (find_param_candidates): New function.
5063 (mark_maybe_modified): New function.
5064 (analyze_modified_params): New function.
5065 (propagate_dereference_distances): New function.
5066 (dump_dereferences_table): New function.
5067 (analyze_caller_dereference_legality): New function.
5068 (unmodified_by_ref_scalar_representative): New function.
5069 (splice_param_accesses): New function.
5070 (decide_one_param_reduction): New function.
5071 (enum ipa_splicing_result): New type.
5072 (splice_all_param_accesses): New function.
5073 (get_param_index): New function.
5074 (turn_representatives_into_adjustments): New function.
5075 (analyze_all_param_acesses): New function.
5076 (get_replaced_param_substitute): New function.
5077 (get_adjustment_for_base): New function.
5078 (replace_removed_params_ssa_names): New function.
5079 (sra_ipa_reset_debug_stmts): New function.
5080 (sra_ipa_modify_expr): New function.
5081 (sra_ipa_modify_assign): New function.
5082 (convert_callers): New function.
5083 (modify_function): New function.
5084 (ipa_sra_preliminary_function_checks): New function.
5085 (ipa_early_sra): New function.
5086 (ipa_early_sra_gate): New function.
5087 (pass_early_ipa_sra): New variable.
5088 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5090 2009-09-17 Michael Matz <matz@suse.de>
5093 * tree.c (build_type_attribute_qual_variant): Export.
5094 * tree.h (build_type_attribute_qual_variant): Declare.
5095 * tree-inline.c (remap_type_1): Use it to build variants with
5096 the original qualifiers and attributes.
5098 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5100 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5101 without a fallthrough edge.
5103 2009-09-16 DJ Delorie <dj@redhat.com>
5105 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5106 chip and ignore the "fast_interrupt" attribute if so.
5108 2009-09-16 Richard Henderson <rth@redhat.com>
5111 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5114 2009-09-16 Richard Henderson <rth@redhat.com>
5117 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5118 is set only if DECL_NO_STATIC_CHAIN is unset.
5119 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5120 (FOR_EACH_NEST_INFO): New.
5121 (walk_all_functions): Use it.
5122 (finalize_nesting_tree): Likewise.
5123 (unnest_nesting_tree): Likewise.
5124 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5125 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5126 (convert_gimple_call): Early out if gimple_call_chain already set.
5127 (convert_all_function_calls): Iterate until no new functions
5128 require a static chain.
5129 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5130 when building a trampoline. Use dump_function_to_file instead
5132 (lower_nested_functions): Open dump_file. Validate that decls
5133 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5134 bit reset by this pass.
5136 2009-09-16 Michael Matz <matz@suse.de>
5139 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5140 shorten decl_common_unused.
5141 (DECL_RESTRICTED_P): New accessor.
5142 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5143 to disambiguate marked decls and restrict pointers.
5145 2009-09-16 Richard Henderson <rth@redhat.com>
5148 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5150 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5152 * integrate.c (set_block_abstract_flags): Call
5153 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5155 2009-09-16 Richard Guenther <rguenther@suse.de>
5158 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5161 2009-09-16 DJ Delorie <dj@redhat.com>
5162 Kaz Kojima <kkojima@gcc.gnu.org>
5164 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5165 (sh_expand_prologue): Update calls to output_stack_adjust.
5166 (sh_expand_epilogue): Likewise.
5168 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5171 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5172 trying to limit the extent of searches in the insn stream.
5174 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5175 Jakub Jelinek <jakub@redhat.com>
5179 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5181 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5182 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5183 (rs6000_savres_strategy): Always save FP registers inline if the
5184 target doesn't support hardware double-precision. Set the above
5185 bits in return value when needed.
5186 (rs6000_savres_routine_sym): Fix computation for cache selector.
5187 Mark the generated symbol as a function. Rename exitp argument to
5188 lr. Move code for determining the name of the symbol...
5189 (rs6000_savres_routine_name): ...here. New function. Add cases for
5190 getting the names right on AIX and 64-bit Linux.
5191 (savres_routine_name): New variable.
5192 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5193 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5194 on what the target routine uses as a base register. If savep && lr
5195 describe saving of r0 into memory slot.
5196 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5197 line calls for AIX ABI.
5198 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5199 determine FP save/restore functions.
5200 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5201 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5203 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5204 Duplicate restoration of LR and execute the appropriate one
5205 depending on whether GPRs are being restored inline. Set r11 from
5206 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5207 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5208 Fix out of line calls for AIX ABI.
5209 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5211 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5213 (*restore_gpregs_spe): Likewise.
5214 (*return_and_restore_gpregs_spe): Likewise.
5215 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5216 Define to empty string unconditionally.
5217 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5218 Define to empty string unconditionally.
5219 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5222 2009-09-15 Jan Hubicka <jh@suse.cz>
5224 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5225 * params.def (inline-insns-auto): Likewise.
5227 2009-09-15 Martin Jambor <mjambor@suse.cz>
5229 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5230 individual statements only at TDF_DETAILS dump level. Format
5231 source for 80 characters per line.
5233 2009-09-15 Christian Bruel <christian.bruel@st.com>
5235 * regrename.c (do_replace): Update REG_DEAD notes.
5237 2009-09-15 Revital Eres <eres@il.ibm.com>
5239 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5240 * targhooks.c (default_builtin_support_vector_misalignment):
5241 New builtin function.
5242 * targhooks.h (default_builtin_support_vector_misalignment):
5244 * target.h (builtin_support_vector_misalignment):
5245 New field in struct gcc_target.
5246 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5247 new builtin function.
5248 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5250 * config/rs6000/rs6000.c
5251 (rs6000_builtin_support_vector_misalignment): New function.
5252 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5254 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5256 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5258 (bfin_optimize_loop): Likewise.
5259 (bfin_gen_bundles): Likewise.
5260 (workaround_speculation): Likewise.
5261 (find_load): Return NULL_RTX for debug_insn.
5263 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5265 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5268 2009-09-14 DJ Delorie <dj@redhat.com>
5270 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5271 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5274 2009-09-14 Richard Henderson <rth@redhat.com>
5275 Jakub Jelinek <jakub@redhat.com>
5277 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5278 * cfgbuild.c (make_edges): Handle asm goto.
5279 * cfglayout.c (fixup_reorder_chain): Likewise.
5280 * cfgrtl.c (patch_jump_insn): Likewise.
5281 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5282 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5283 (gimple_build_asm_vec): Add and use labels parameter.
5284 (gimple_build_asm): Remove.
5285 (walk_gimple_asm): Walk labels too.
5286 * gimple.def (GIMPLE_ASM): Update docs.
5287 * gimple.h: Update decls.
5288 (struct gimple_statement_asm): Change nc to use unsigned char;
5290 (gimple_asm_nlabels): New.
5291 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5292 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5293 into gimple_build_asm_vec.
5294 * jump.c (mark_jump_label_asm): New.
5295 (mark_jump_label): Use it.
5296 (redirect_jump_1): Handle asm goto.
5297 (invert_jump_1): Soft fail if X is null.
5298 * recog.c (extract_asm_operands): New.
5299 (asm_noperands): Use it; handle asm labels.
5300 (decode_asm_operands): Use extract_asm_operands.
5301 (asm_operand_ok): Properly handle empty string.
5302 * reg-stack.c (get_asm_operands_in_out): Rename from
5303 get_asm_operand_n_inputs; use extract_asm_operands; return both
5304 inputs and outputs by reference; update all callers.
5305 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5306 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5307 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5308 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5309 (extract_asm_operands): Declare.
5310 * stmt.c (expand_asm_operands): Add and use labels parameter.
5311 (check_unique_operand_names): Likewise.
5312 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5313 (expand_asm_stmt): Handle asm labels.
5314 * tree-cfg.c (make_gimple_asm_edges): New.
5315 (make_edges): Use it.
5316 (cleanup_dead_labels): Handle asm labels.
5317 (is_ctrl_altering_stmt): Likewise.
5318 (gimple_redirect_edge_and_branch): Likewise.
5319 * tree.def (ASM_EXPR): Add 5th operand.
5320 * tree.h (ASM_LABELS): New.
5321 (resolve_asm_operand_names): Update decl.
5323 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5324 (c_parser_asm_goto_operands): New.
5325 * c-tree.h (build_asm_expr): Update decl.
5326 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5327 * doc/extend.texi: Document asm goto.
5329 2009-09-14 Richard Henderson <rth@redhat.com>
5331 * except.h: Update declarations.
5332 (struct pointer_map_t): Forward declare.
5333 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5334 (struct eh_landing_pad_d, eh_landing_pad): New.
5335 (struct eh_catch_d, eh_catch): New.
5336 (struct eh_region_d): Remove next_region_sharing_label, aka,
5337 label, tree_label, landing_pad, post_landing_pad, resume,
5338 may_contain_throw. Rename region_number to index. Remove
5339 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5340 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5341 (VEC(eh_landing_pad,gc)): New.
5342 (struct eh_status): Remove last_region_number. Add lp_array,
5343 throw_stmt_table, ttype_data, ehspec_data.
5344 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5345 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5346 * except.c (lang_protect_cleanup_actions): Return tree.
5347 (struct ehl_map_entry): Remove.
5348 (init_eh_for_function): Push zero entries for region and lp_array.
5349 (gen_eh_region): Add to region_array immediately.
5350 (gen_eh_region_catch): Operate on eh_catch objects.
5351 (gen_eh_landing_pad): New.
5352 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5353 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5354 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5355 (get_eh_landing_pad_from_number_fn): New.
5356 (get_eh_landing_pad_from_number): New.
5357 (get_eh_region_from_lp_number_fn): New.
5358 (get_eh_region_from_lp_number): New.
5359 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5360 (get_exception_pointer, get_exception_filter): Remove.
5361 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5362 (current_function_has_exception_handlers): Simplify.
5363 (bring_to_root, eh_region_replaceable_by_p): Remove.
5364 (replace_region, hash_type_list, hash_eh_region): Remove.
5365 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5366 (label_to_region_map, num_eh_regions): Remove.
5367 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5368 (find_exception_handler_labels): Remove.
5369 (duplicate_eh_regions_0, find_prev_try): Remove.
5370 (struct duplicate_eh_regions_data): New.
5371 (duplicate_eh_regions_1): Rewrite.
5372 (duplicate_eh_regions): Return a pointer map instead of an
5374 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5375 (redirect_eh_edge_to_label): Remove.
5376 (eh_region_outermost): Rewrite using eh_region pointers
5377 instead of integers.
5378 (add_ttypes_entry): Update for ttype_data move to eh_status.
5379 (add_ehspec_entry): Rewrite with VEC instead of varray.
5380 (assign_filter_values): Likewise. Export.
5381 (build_post_landing_pads, connect_post_landing_pads): Remove.
5382 (dw2_build_landing_pads): Rewrite to use lp_array.
5383 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5384 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5385 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5386 (sjlj_mark_call_sites): Update for landing pad numbers.
5387 (finish_eh_generation): Rewrite.
5388 (gate_handle_eh): Do nothing for no eh tree.
5389 (pass_rtl_eh): Move up near finish_eh_generation.
5390 (remove_eh_landing_pad): New.
5391 (remove_eh_handler): Export.
5392 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5393 (for_each_eh_label): Rewrite to use lp_array.
5394 (make_reg_eh_region_note): New.
5395 (make_reg_eh_region_note_nothrow_nononlocal): New.
5396 (insn_could_throw_p): New.
5397 (copy_reg_eh_region_note_forward): New.
5398 (copy_reg_eh_region_note_backward): New.
5399 (check_handled, add_reachable_handler): Remove.
5400 (reachable_next_level, foreach_reachable_handler): Remove.
5401 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5402 (get_eh_region_and_lp_from_rtx): New.
5403 (get_eh_region_from_rtx): New.
5404 (can_throw_internal_1, can_throw_external_1): Remove.
5405 (can_throw_internal): Use get_eh_region_from_rtx.
5406 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5407 (insn_nothrow_p, can_nonlocal_goto): New.
5408 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5409 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5410 (add_action_record): Use VEC not varray.
5411 (collect_one_action_chain): Update for eh_region changes.
5412 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5413 Use get_eh_region_and_lp_from_rtx.
5414 (gate_convert_to_eh_region_ranges): New.
5415 (pass_convert_to_eh_region_ranges): Use it.
5416 (push_uleb128, push_sleb128): Use VEC not varray.
5417 (output_one_function_exception_table): Likewise.
5418 (dump_eh_tree): Update for eh_region changes.
5419 (verify_eh_tree): Likewise.
5420 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5421 * tree-eh.c: Include target.h.
5422 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5423 Don't disallow GIMPLE_RESX; adjust argument check.
5424 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5425 (record_stmt_eh_region): Update for landing pad numbers;
5426 generate a landing pad if necessary.
5427 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5428 (remove_stmt_from_eh_lp_fn): Similarly.
5429 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5430 Update for lp numbers; don't special case missing throw_stmt_table.
5431 (lookup_expr_eh_lp): Similarly.
5432 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5433 (eh_seq, eh_region_may_contain_throw): New.
5434 (struct leh_state): Add ehp_region.
5435 (struct leh_tf_state): Remove eh_label.
5436 (emit_post_landing_pad): New.
5437 (emit_resx, emit_eh_dispatch): New.
5438 (note_eh_region_may_contain_throw): New.
5439 (frob_into_branch_around): Take eh_region not eh label;
5440 emit eh code into eh_seq.
5441 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5442 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5443 lower_eh_must_not_throw. Emit code to eh_seq.
5444 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5445 (lower_try_finally_onedest): Likewise.
5446 (lower_try_finally_copy): Likewise.
5447 (lower_try_finally_switch): Likewise.
5448 (lower_try_finally): Initialize ehp_region.
5449 (lower_catch): Update for eh_catch objects.
5450 (lower_eh_filter): Don't handle must_not_throw.
5451 (lower_eh_must_not_throw): New.
5452 (lower_cleanup): Don't set eh_label.
5453 (lower_eh_constructs_2): Resolve eh builtins.
5454 Handle GIMPLE_EH_MUST_NOT_THROW.
5455 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5456 Add eh_seq to the end of the function body.
5457 (make_eh_dispatch_edges): New.
5458 (make_eh_edge): Remove.
5459 (make_eh_edges): Simplify for landing pads.
5460 (redirect_eh_edge_1): New.
5461 (redirect_eh_edge): Use it.
5462 (redirect_eh_dispatch_edge): New.
5463 (stmt_could_throw_p): Use a switch. Allow RESX.
5464 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5465 (stmt_can_throw_internal): Likewise.
5466 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5467 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5468 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5469 (gate_refactor_eh): New.
5470 (pass_refactor_eh): Use it.
5471 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5472 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5473 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5474 (remove_unreachable_handlers): Rename from
5475 tree_remove_unreachable_handlers; rewrite for landing pads;
5476 call remove_eh_handler directly.
5477 (remove_unreachable_handlers_no_lp): New.
5478 (unsplit_eh, unsplit_all_eh): New.
5479 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5480 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5481 (cleanup_empty_eh_unsplit): New.
5482 (cleanup_empty_eh): Rewrite.
5483 (cleanup_all_empty_eh): New.
5484 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5485 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5486 (gate_cleanup_eh): New.
5487 (pass_cleanup_eh): Use it.
5488 (verify_eh_edges): Move later in file. Expect one EH edge.
5489 (verify_eh_dispatch_edge): New.
5491 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5492 (gtype-desc.o): Add TARGET_H.
5493 (tree.o): Use EXCEPT_H, not except.h.
5494 (cfgbuild.o): Add EXPR_H.
5495 (GTFILES): Add vecprim.h.
5496 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5497 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5498 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5499 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5500 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5501 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5502 calls to can_throw_internal.
5503 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5504 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5505 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5506 (expand_gimple_stmt): Use make_reg_eh_region_note.
5507 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5508 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5509 or find_exception_handler_labels.
5510 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5511 there is exacly one EH edge. Use can_nonlocal_goto and
5513 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5514 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5515 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5516 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5517 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5518 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5519 * dse.c (scan_insn): Use insn_could_throw_p.
5520 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5521 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5522 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5523 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5524 EXC_PTR_EXPR or FILTER_EXPR.
5525 (tree_expr_nonzero_warnv_p): Likewise.
5526 * function.h: Include vecprim.h, not varray.h
5527 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5528 move ttype_data and ehspec_data members to struct eh_status; change
5529 action_record_data member to a VEC.
5530 * gcse.c (hash_scan_set): Use can_throw_internal.
5531 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5532 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5533 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5534 (block_may_fallthru): Don't handle RESX_EXPR.
5535 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5536 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5537 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5538 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5539 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5540 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5541 (gimple_size): Likewise.
5542 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5543 (gimple_build_resx): Use gimple_build_with_ops.
5544 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5545 (is_gimple_val): Likewise.
5546 (is_gimple_stmt): Remove RESX_EXPR.
5547 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5548 (GIMPLE_RESX): Reorder with other EH constructs.
5549 * gimple.h (struct gimple_statement_eh_mnt): New.
5550 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5551 (gimple_eh_filter_must_not_throw): Remove.
5552 (gimple_eh_filter_set_must_not_throw): Remove.
5553 (gimple_eh_must_not_throw_fndecl): New.
5554 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5555 (is_gimple_resx): New.
5556 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5557 Don't copy EH_FILTER_MUST_NOT_THROW.
5558 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5559 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5560 handle must_not_throw_labels specially.
5561 * ipa-pure-const.c (check_call): Update debug statement for LP.
5562 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5563 * ipa-utils.c (get_base_var): Likewise.
5564 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5565 * lower-subreg.c (move_eh_region_note): Remove.
5566 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5567 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5568 (create_task_copyfn): Likewise.
5569 (maybe_catch_exception): Use gimple_build_eh_filter.
5570 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5571 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5572 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5573 and pass_lower_resx.
5574 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5575 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5576 can_throw_internal, can_nonlocal_goto.
5577 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5578 copy_reg_eh_region_note_forward.
5579 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5580 (emit_output_reload_insns): Likewise.
5581 (copy_eh_notes): Remove.
5582 * rtl.def (RESX): Remove.
5583 * rtl.h: Update declarations.
5584 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5585 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5586 (update_eh_label): Remove.
5587 (cleanup_dead_labels_eh): New.
5588 (cleanup_deal_labels): Use it instead of update_eh_label.
5589 (gimple_merge_blocks): Update landing pad data structure when
5590 removing a landing pad label.
5591 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5592 test; handle GIMPLE_EH_MUST_NOT_THROW.
5593 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5594 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5595 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5596 (verify_stmt): Likewise. Verify landing pads.
5597 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5598 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5599 (struct move_stmt_d): Add eh_map.
5600 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5601 (move_stmt_r): Remap eh region numbers in builtin calls,
5602 resx and eh_dispatch.
5603 (move_block_to_fn): Remove eh_offset parameter. Use
5604 maybe_duplicate_eh_stmt_fn.
5605 (find_outermost_region_in_block): Operate on eh_region pointers
5606 instead of region numbers.
5607 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5608 duplicate_eh_regions.
5609 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5610 test earlier. Disallow EH landing pads.
5611 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5612 * tree-flow.h: Update declarations.
5613 (struct tree_ann_common_d): Replace rn with lp_nr.
5614 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5615 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5616 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5617 resx and eh_dispatch.
5618 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5619 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5620 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5621 from duplicate_eh_regions.
5622 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5623 update RESX; handle EH_DISPATCH.
5624 (expand_call_inline): Set eh_lp_nr, not eh_region.
5625 (maybe_inline_call_in_expr): Likewise.
5626 * tree-inline.h (struct copy_body_data): Replace eh_region with
5627 eh_lp_nr, eh_region_offset with eh_map.
5628 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5629 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5630 * tree-pretty-print.c (dump_generic_node): Don't handle
5631 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5632 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5633 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5634 EXC_PTR_EXPR, FILTER_EXPR.
5635 * tree-ssa-operands.c (get_expr_operands): Likewise.
5636 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5638 (ao_ref_init_from_vn_reference): Likewise.
5639 * tree-ssa-sink.c (statement_sink_location): Likewise.
5640 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5641 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5642 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5643 EXC_PTR_EXPR, FILTER_EXPR.
5644 (is_exception_related): Remove.
5645 (compute_avail): Don't call it.
5646 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5647 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5648 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5649 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5651 (build_resx): Remove.
5652 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5653 * tree.h: Update declarations.
5654 (EH_FILTER_MUST_NOT_THROW): Remove.
5655 (struct tree_label_decl): Add eh_landing_pad_nr.
5656 (EH_LANDING_PAD_NR): New.
5657 * value-prof.c (gimple_ic): Tidy variable names. Update for
5658 landing pad numbers.
5659 (gimple_stringop_fixed_value): Tidy variable names. Assert
5660 that neither call stmt can throw.
5661 * vecprim.h (uchar): New.
5662 (VEC(uchar,heap), VEC(uchar,gc)): New.
5664 * c-common.c (c_define_builtins): Update call to
5665 build_common_builtin_nodes.
5666 * c-parser.c (c_parse_file): Don't call
5667 default_init_unwind_resume_libfunc.
5669 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5671 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5672 (mips_cprestore_address_p): Likewise.
5673 (mips_save_gp_to_cprestore_slot): Likewise.
5674 (mips_restore_gp): Rename to...
5675 (mips_restore_gp_from_cprestore_slot): ...this.
5676 (mips_must_initialize_gp_p): Declare.
5677 (mips_emit_save_slot_move): Likewise.
5678 (mips_output_load_label): Return nothing.
5679 (mips_eh_uses): Declare.
5680 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5681 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5682 (TARGET_ABSOLUTE_JUMPS): Likewise.
5683 (EH_USES): Likewise.
5684 (FIRST_PSEUDO_REGISTER): Update comment.
5685 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5686 (MIPS_CALL): ...here.
5687 (REGISTER_NAMES): Add $cprestore.
5688 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5689 Add load_label_length, has_inflexible_gp_insn_p,
5690 has_flexible_gp_insn_p, must_initialize_gp_p and
5691 must_restore_gp_when_clobbered_p.
5692 (mips_expand_call): Don't generate split instructions here.
5693 (mips_split_call): Update the call to mips_restore_gp after
5694 the above name change.
5695 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5696 (mips_find_gp_ref): New function.
5697 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5698 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5699 (mips_insn_has_flexible_gp_ref_p): Likewise.
5700 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5701 (mips_function_has_gp_insn): Delete.
5702 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5703 Use the new functions above. Only return INVALID_REGNUM
5704 for TARGET_ABSOLUTE_JUMPS.
5705 (mips_must_initialize_gp_p): New function.
5706 (mips_get_cprestore_base_and_offset): New function, extracted from...
5707 (mips_cprestore_slot): ...here. Take a bool parameter.
5708 (mips_cfun_has_cprestore_slot_p): New function.
5709 (mips_cprestore_address_p): Likewise.
5710 (mips_save_gp_to_cprestore_slot): Likewise.
5711 (mips_restore_gp): Rename to...
5712 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5713 epilogue_completed. Update the call to mips_cprestore_slot.
5714 Test cfun->machine->must_restore_gp_when_clobbered_p.
5715 (mips_direct_save_slot_move_p): New function.
5716 (mips_emit_save_slot_move): Likewise.
5717 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5718 of cfun->machine->global_pointer.
5719 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5720 (mips_save_reg): Use mips_emit_save_slot_move.
5721 (mips_expand_prologue): Set must_initialize_gp_p.
5722 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5723 for all cprestore saves. Emit a use_cprestore instruction after
5724 setting up the cprestore slot.
5725 (mips_restore_reg): Use mips_emit_save_slot_move.
5726 (mips_process_load_label): New function.
5727 (mips_load_label_length): Likewise.
5728 (mips_output_load_label): Don't return asm: output it here instead.
5729 Use mips_process_load_label.
5730 (mips_adjust_insn_length): Adjust the length of branch instructions
5731 that have length MAX_PIC_BRANCH_LENGTH.
5732 (mips_output_conditional_branch): Update the call to
5733 mips_output_load_label. Assume the branch target is OPERANDS[0]
5734 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5735 (mips_output_order_conditional_branch): Swap the meaning of
5736 OPERANDS[0] and OPERANDS[1].
5737 (mips_variable_issue): Don't count ghost instructions.
5738 (mips_expand_ghost_gp_insns): New function.
5739 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5740 (mips_output_mi_thunk): Set must_initialize_gp_p.
5741 (mips_eh_uses): New function.
5742 * config/mips/predicates.md (cprestore_save_slot_operand)
5743 (cprestore_load_slot_operand): New predicates.
5744 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5745 (UNSPEC_MOVE_GP): Likewise.
5746 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5747 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5748 (CPRESTORE_SLOT_REGNUM): New register.
5749 (MAX_PIC_BRANCH_LENGTH): New constant.
5750 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5751 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5752 branches. Fix commentary.
5753 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5754 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5755 Change type to "ghost".
5756 (loadgp_absolute_<mode>): Likewise.
5757 (loadgp_rtp_<mode>): Likewise.
5758 (copygp_mips16): Likewise.
5759 (loadgp_blockage): Remove redundant mode attribute.
5760 (potential_cprestore): New instruction.
5761 (cprestore): Turn into an unspec set.
5762 (use_cprestore): New instruction.
5763 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5764 (*branch_fp_inverted): Likewise.
5765 (*branch_order<mode>): Likewise.
5766 (*branch_order<mode>_inverted): Likewise.
5767 (*branch_equality<mode>): Likewise.
5768 (*branch_equality<mode>_inverted): Likewise.
5769 (*branch_bit<bbv><mode>): Likewise.
5770 (*branch_bit<bbv><mode>_inverted): Likewise.
5771 (*branch_equality<mode>_mips16): Remove redundant mode.
5772 (jump): Turn into a define_expand.
5773 (*jump_absolute): New instruction.
5774 (*jump_pic): Likewise.
5775 (*jump_mips16): Rename previously-unnamed pattern. Remove
5776 redundant mode attribute.
5777 (restore_gp): Split on epilogue_completed rather than
5778 reload_completed. Change type to "ghost".
5779 (move_gp<mode>): New instruction.
5780 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5781 Remove redundant mode attribute.
5782 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5783 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5784 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5786 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5789 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5790 are returned in the same register (vs34 or v2) that Altivec vector
5791 types are returned in.
5792 (rs6000_libcall_value): Ditto.
5795 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5796 instead of explicit addsi3/adddi3 calls.
5797 (rs6000_split_multireg_move): Ditto.
5798 (rs6000_emit_allocate_stack): Ditto.
5799 (rs6000_emit_prologue): Ditto.
5800 (rs6000_output_mi_thunk): Ditto.
5802 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5803 size is 64 bits if we can use 64-bit registers.
5805 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5807 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5810 From Jie Zhang <jie.zhang@analog.com>:
5811 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5812 save FP and RETS with saveall attribute.
5813 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5814 with saveall attribute.
5816 * config/bfin/bfin.c (bfin_expand_builtin,
5817 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5820 From Jie Zhang <jie.zhang@analog.com>:
5821 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5822 before use in two places.
5823 * config/bfin/bfin.md (AREG): Define mode iterator.
5824 (reload_in, reload_out): Use mode iterator AREG.
5826 2009-09-14 Richard Guenther <rguenther@suse.de>
5829 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5830 EH personality path.
5832 2009-09-13 Richard Guenther <rguenther@suse.de>
5833 Rafael Avila de Espindola <espindola@google.com>
5835 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5836 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5837 (LANG_HOOKS_INITIALIZER): Adjust.
5838 (lhd_pass_through_t): Declare.
5839 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5841 * langhooks.c (lhd_pass_through_t): New function.
5842 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5843 dwarf2out_begin_prologue): Use personality from current_function_decl.
5844 * expr.h (get_personality_function): Declare.
5845 * expr.c (get_personality_function): New function.
5846 (build_personality_function): Likewise.
5847 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5848 (eh_personality_libfunc): Remove.
5849 * optabs.c (build_libfunc_function): New function split out from ...
5850 (init_one_libfunc): ... here.
5851 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5852 (tree_function_decl): Add personality.
5853 (lhd_gcc_personality): Declare.
5854 (build_personality_function): Likewise.
5855 * tree.c (gcc_eh_personality_decl): New.
5856 (lhd_gcc_personality): New function.
5857 * except.h (lang_eh_runtime_type): Remove.
5858 (enum eh_personality_kind): New.
5859 (build_personality_function): Declare.
5860 (function_needs_eh_personality): Declare.
5861 * except.c (lang_eh_runtime_type): Remove.
5862 (function_needs_eh_personality): New function.
5863 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5864 (sjlj_emit_function_enter, output_function_exception_table):
5865 Use personality from current_function_decl.
5866 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5867 * tree-inline.c (tree_can_inline_p): Do not inline across different
5869 (expand_call_inline): Likewise. Adjust the callers EH personality.
5870 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5871 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5872 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5873 (c-parser.o): Likewise
5874 * c-tree.h (c_eh_initialized_p): Remove.
5875 (c_maybe_initialize_eh): Likewise.
5876 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5877 (finish_decl): Don't call c_maybe_initialize_eh.
5878 (c_eh_initialized_p): Remove.
5879 (c_maybe_initialize_eh): Likewise.
5880 * c-parser.c (c_parser_omp_construct): Likewise.
5881 (c_parse_file): Initialize exception handling.
5883 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5885 * config.gcc (tm_file): Remove i386/biarch32.h
5886 for i?86-w64-mingw* case.
5887 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5889 * config.host: Set for x64 mingw the option
5890 use_long_long_for_widest_fast_int to yes.
5892 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5894 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5895 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5896 (dbxout_begin_function): Likewise.
5897 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5898 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5899 set on the function.
5900 (final_end_function): Likewise.
5901 (final_scan_insn): Likewise.
5902 (rest_of_handle_final): Likewise.
5903 * varasm.c (assemble_start_function): Likewise.
5904 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5906 2009-09-12 Jason Merrill <jason@redhat.com>
5908 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5909 * opts.c (common_handle_option): constify.
5911 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5913 * doc/install.texi (avr): Remove obsolete reference site.
5915 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5917 * doc/install.texi (Binaries): Adjust AIX link.
5919 2009-09-12 Akim Demaille <demaille@gostai.com>
5921 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5922 Use an imperative sentence.
5924 2009-09-11 Richard Henderson <rth@redhat.com>
5926 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5927 structure-name and has-tree-operands arguments; update all entries.
5928 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5930 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5931 (gsstruct_code_size): New.
5932 (gss_for_code_): New.
5933 (gss_for_code): Remove.
5934 (gimple_size): Rewrite using gsstruct_code_size.
5935 (gimple_statement_structure): Move to gimple.h.
5936 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5937 (gss_for_code, gimple_statement_structure): New.
5938 (gimple_ops): Use new arrays; tidy.
5940 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5942 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5943 operand to be a PLUS expression.
5944 * config/pa/pa.c (pa_secondary_reload): Likewise.
5946 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5948 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5950 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5953 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5955 From Jie Zhang <jie.zhang@analog.com>:
5956 * doc/extend.texi (node Function Attributes): Document l2
5958 (node Blackfin Variable Attributes): Document l2 variable attributes.
5960 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5962 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5963 to match the system compiler's configuration at inflection point.
5964 Add comment to remark a remaining difference with system compiler.
5966 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5967 * configure: Regenerate.
5969 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5971 From Jie Zhang <jie.zhang@analog.com>:
5972 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5973 (bfin_handle_l2_attribute): New.
5974 (bfin_attribute_table): Add l2 attribute.
5976 2009-09-11 Michael Matz <matz@suse.de>
5979 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5980 on the local_decls list.
5982 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5986 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5988 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5989 for VALUEs, to implement the documented interface.
5990 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5991 Adjust for VALUEs and anything else, to implement the
5992 documented interface.
5994 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5996 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5997 with actual SPE/paired vector modes before using 64-bit alignment.
5998 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6000 2009-09-10 DJ Delorie <dj@redhat.com>
6002 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6005 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6006 * config/mep/mep.c (mep_legitimate_constant_p): New.
6007 * config/mep/mep-protos.h: Prototype it.
6009 2009-09-10 Richard Henderson <rth@redhat.com>
6011 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6013 2009-09-10 Jason Merrill <jason@redhat.com>
6015 * tree.c (chain_index): New fn.
6016 * tree.h: Declare it.
6018 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6020 * config/sol2-c.c (cmn_err_length_specs): Initialize
6021 scalar_identity_flag.
6023 2009-09-10 Richard Henderson <rth@redhat.com>
6025 * tree.h (struct tree_decl_common): Move align member earlier;
6026 move label_decl_uid member ...
6027 (struct tree_label_decl): ... here.
6028 (LABEL_DECL_UID): Update to match.
6030 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6033 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6034 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6036 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6037 dest_prev if the edge is complex.
6039 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6041 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6042 loop latch tests earlier.
6044 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6045 before GIMPLE_RETURN, not after its predecessor; insert
6048 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6049 gimple_seq_empty_p to test for no PHI nodes.
6050 * tree-cfg.c (split_critical_edges): Likewise.
6052 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6054 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6056 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6057 introduced by the VTA branch merge.
6059 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6061 * ira-conflicts.c: Use fputs or putc instead of fprintf
6065 * tree-switch-conversion.c: Ditto.
6067 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6069 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6070 introduced by the VTA branch merge.
6072 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6075 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6077 PR rtl-optimization/39779
6078 * expr.c (convert_modes): Return when mode == oldmode after
6079 CONST_INTs are processed.
6081 2009-09-10 Nick Clifton <nickc@redhat.com>
6083 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6084 attribute and referring decl when creating renamed symbol.
6086 2009-09-10 Richard Guenther <rguenther@suse.de>
6089 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6091 (cgraph_finalize_compilation_unit): Compute reachability
6092 before emitting thunks. Properly process aliases before
6093 possibly removing unreachable nodes.
6095 2009-09-10 Richard Guenther <rguenther@suse.de>
6098 * tree.c (struct free_lang_data_d): Add worklist member.
6099 (find_decls_types_r): Push onto the worklist instead of recursing.
6100 Handle TREE_BINFOs properly.
6101 (find_decls_types): New function wrapped around find_decls_types_r
6102 to process the worklist.
6103 (find_decls_types_in_eh_region): Use it.
6104 (find_decls_types_in_node): Likewise.
6105 (find_decls_types_in_var): Likewise.
6106 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6107 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6108 (AGGREGATE_TYPE_P): Adjust.
6110 2009-09-09 Jason Merrill <jason@redhat.com>
6112 * configure.ac: Check glibc version even if we have an in-tree
6115 2009-09-09 Anthony Green <green@moxielogic.com>
6117 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6118 the constant 0 when appropriate.
6119 * config/moxie/constraints.md: Add constraint O.
6121 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6122 to pass up to 6 32-bit argument values in registers.
6123 (moxie_function_arg): Ditto.
6124 (moxie_arg_partial_bytes): Ditto.
6125 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6126 (REG_PARM_STACK_SPACE): Ditto.
6127 (FUNCTION_ARG_REGNO_P): Ditto.
6129 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6130 instruction to allocate stack space.
6132 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6134 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6135 unnecessarily stringent constraints. Fix address
6136 calculation in the splitters.
6138 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6140 PR rtl-optimization/39779
6141 * expr.c (convert_modes): Return when mode == oldmode after
6142 CONST_INTs are processed.
6144 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6147 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6148 (ix86_expand_prologue): Take frame.padding0 into logic of
6150 (ix86_expand_epilogue): Likewise.
6152 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6154 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6156 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6157 * config/t-slibgcc-libgcc: New file.
6158 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6160 2009-09-09 Martin Jambor <mjambor@suse.cz>
6162 PR tree-optimization/41089
6163 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6166 2009-09-09 Richard Henderson <rth@redhat.com>
6168 * gimple.h (CASE_GIMPLE_OMP): New.
6169 (is_gimple_omp): Use it.
6170 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6171 (verify_gimple_debug): Likewise.
6173 2009-09-09 Richard Guenther <rguenther@suse.de>
6175 PR tree-optimization/41101
6176 * tree-ssa-pre.c (maximal_set): Remove.
6177 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6178 Defer all blocks we didn't visit at least one successor.
6179 (add_to_exp_gen): Do not add to the maximal set.
6180 (make_values_for_phi): Likewise.
6181 (compute_avail): Likewise.
6182 (init_pre): Do not allocate the maximal set.
6183 (execute_pre): Do not dump it.
6185 2009-09-09 Martin Jambor <mjambor@suse.cz>
6187 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6188 an SSA_NAME rather than a is_gimple_variable.
6190 2009-09-09 Richard Guenther <rguenther@suse.de>
6193 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6194 code dealing with plain pointer bases.
6195 (maybe_fold_offset_to_reference): Likewise.
6196 (maybe_fold_stmt_addition): Adjust.
6198 2009-09-09 Richard Guenther <rguenther@suse.de>
6200 * tree.c (free_lang_data_in_type): Do not free the type variant
6202 (free_lang_data): Merge char_type_node with its properly signed
6204 (pass_ipa_free): Collect after freeing language specific data.
6206 2009-09-09 Michael Matz <matz@suse.de>
6209 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6210 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6211 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6214 2009-09-08 DJ Delorie <dj@redhat.com>
6216 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6218 2009-09-04 Jason Merrill <jason@redhat.com>
6220 * tree.c (tree_find_value): Remove.
6221 * tree.h: Remove prototype.
6222 * varasm.c (assemble_external): Use value_member instead.
6224 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6226 * toplev.c (process_options): Choose default debugging type when
6227 gtoggle enables debug info and type is unset.
6229 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6233 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6236 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6238 * configure: Rebuilt with modified libtool.m4.
6240 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6245 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6247 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6249 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6250 (remove_statement): Likewise.
6251 (rewrite_use_nonlinear_expr): Adjust.
6252 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6253 * tree-ssa.c (release_defs_bitset): ... this. New.
6254 * tree-flow.h (release_defs_bitset): Declare.
6256 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6259 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6260 in the middle block.
6262 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6264 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6265 via intptr_t to long type.
6266 (insert_operand_rank): Cast long type via intptr_t to
6268 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6270 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6271 from pointer to unsigned via uintptr_t.
6273 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6274 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6276 * configure: Regenerated.
6277 * config.in: Regenerated
6278 * system.h (stdint.h): Add include.
6279 (inttypes.h): Likewise.
6280 * Makefile.in (aclocal): Add config/stdint.m4.
6281 * aclocal.m4: Regenerated.
6283 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6285 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6287 (note_np_check_stores): New function.
6288 (harmless_null_pointer_p): New function.
6289 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6290 changed. Take into account whether we're in the shadow of a condjump
6291 that tested NP_REG for NULL.
6292 Lose all code that tested for SEQUENCEs.
6293 (workaround_speculation): Avoid inserting NOPs for loads that are
6294 either always executed or a NULL pointer.
6296 2009-09-08 Jan Hubicka <jh@suse.cz>
6298 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6299 * params.def (early-inlining-insns): Likewise.
6301 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6303 PR rtl-optimization/41239
6304 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6305 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6307 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6308 across calls, as the calls might not always return normally.
6309 (call_may_noreturn_p): New function.
6310 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6311 (init_deps): Initialize it.
6312 (remove_from_deps): Also remove calls from
6313 last_function_call_may_noreturn list.
6315 2009-09-07 Richard Henderson <rth@redhat.com>
6317 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6318 more VR->OPERANDS than LHS operands. Free LHS before returning.
6320 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6322 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6323 (attr "addrtype"): New member "spreg".
6324 Use it if mem_spfp_address_operand is true for the address.
6325 (attr "type"): New entry "stall".
6326 (cpu_unit "load"): New.
6327 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6329 (insn_reservation "loadsp"): New.
6330 (insn_reservation "load_stall1"): New.
6331 (insn_reservation "load_stall3"): New.
6333 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6334 (mem_p_address_operand): Exclude stack and frame pointer based
6336 (mem_spfp_address_operand): New; match them here.
6337 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6338 (bfin_reorg): Call it if scheduling insns.
6339 (bfin_gen_bundles): Remove dummy insns created by
6340 add_sched_insns_for_speculation.
6342 From Jie Zhang <jie.zhang@analog.com>:
6343 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6344 bfin_si_revision, bfin_workarounds): Move these ...
6345 * config/bfin/bfin.h: ... here.
6347 From Mike Frysinger <michael.frysinger@analog.com>
6348 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6349 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6350 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6351 bf547m, bf548m, and bf549m.
6352 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6353 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6354 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6355 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6356 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6357 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6358 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6359 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6360 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6361 bf542m, bf544m, bf547m, bf548m, and bf549m.
6363 From Jie Zhang <jie.zhang@analog.com>:
6364 * config/bfin/predicates.md (p_register_operand): New predicate.
6365 (dp_register_operand): New predicate.
6366 * config/bfin/bfin-protos.h (WA_05000074): Define.
6367 (ENABLE_WA_05000074): Define.
6368 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6369 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6370 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6371 (define_attr addrtype): Allow load/store register to be P register.
6372 (define_attr storereg): New.
6373 (define_cpu_unit anomaly_05000074): New.
6374 (define_insn_reservation dsp32shiftimm): New.
6375 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6376 (define_insn_reservation loadp): Cannot use slot2.
6377 (define_insn_reservation loadsp): Cannot use slot2.
6378 (define_insn_reservation storep): Cannot use slot2. Does not
6379 apply when working around 05000074.
6380 (define_insn_reservation storep_anomaly_05000074): New.
6381 (define_insn_reservation storei): Does not apply when working
6383 (define_insn_reservation storei_anomaly_05000074): New.
6384 (define_attr length): Add dsp32shiftimm case.
6385 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6386 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6387 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6388 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6389 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6391 2009-09-07 Martin Jambor <mjambor@suse.cz>
6394 * tree-sra.c (create_artificial_child_access): Return NULL if
6395 build_ref_for_offset fails.
6396 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6397 and create_artificial_child_access to fail.
6399 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6402 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6403 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6404 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6406 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6408 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6409 block, ensure it has an exit edge. Emit a barrier after a jump.
6411 2009-09-07 Nick Clifton <nickc@redhat.com>
6413 * gcc.c (this_is_linker_script): New variable. Like
6414 this_is_library_file but for the %T constructor.
6415 (end_going_arg): If this_is_linker_script is set then locate the
6416 script and insert a --script switch before it
6417 (do_spec_2): Initialise this_is_linker_script.
6418 (do_spec_1): Likewise. Handle %T construct.
6419 (eval_spec_function): Preserve this_is_linker_script.
6420 * doc/invoke.texi: Document %T construct in spec files.
6421 * config/m32c/m32c.h (LIB_SPEC): Use it.
6423 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6425 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6426 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6427 when volatile flag is set.
6428 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6430 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6433 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6434 (combine_stack_adjustments_for_block): Allow insns between stack
6435 adjustments and stores with corresponding pre-(dec|inc)rement or
6436 pre-modify operation.
6438 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6441 * combine-stack-adj.c (struct csa_memlist): Rename to...
6442 (struct csa_reflist): ... this. Rename mem field to ref.
6443 (free_csa_memlist): Rename to...
6444 (free_csa_reflist): ... this.
6445 (record_one_stack_memref): Rename to...
6446 (record_one_stack_ref): ... this. Handle also REG_P.
6447 (try_apply_stack_adjustment): Handle also REG_P.
6448 (struct record_stack_memrefs_data): Rename to...
6449 (struct record_stack_refs_data): ... this. Rename memlist field to
6451 (record_stack_memrefs): Rename to...
6452 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6453 subexpressions instead of failing when a MEM contains SP references.
6454 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6455 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6457 2009-09-06 Richard Guenther <rguenther@suse.de>
6460 * tree.c (build_array_type): Do not record types marked
6461 with structural equality in the canonical type hashtable.
6463 2009-09-06 Richard Guenther <rguenther@suse.de>
6466 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6468 2009-09-05 Richard Guenther <rguenther@suse.de>
6471 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6473 2009-09-05 Richard Guenther <rguenther@suse.de>
6476 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6478 2009-09-05 Richard Guenther <rguenther@suse.de>
6481 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6482 before comparing function argument types.
6484 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6487 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6490 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6493 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6495 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6496 locators before emit_insn is called.
6498 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6501 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6502 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6503 (reginfo_init): Don't call allocate_reg_info.
6505 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6508 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6509 NONDEBUG_INSN_P instead of INSN_P.
6511 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6514 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6516 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6519 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6520 pattern of the split.
6522 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6524 * toplev.c (process_options): Move setter of flag_var_tracking
6525 before other tests that depend on it. Move down setter of
6526 flag_rename_registers. Don't enable var-tracking-assignments
6527 by default if selective scheduling is enabled. Warn if both
6530 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6532 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6533 comment. Use switch statement to catch overlaps between rtx
6534 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6535 (IS_DECL_CODE): ... here. Remove.
6536 (check_value_is_not_decl): Remove.
6537 (dv_from_decl, dv_from_value): Check after conversion.
6539 2009-09-04 Richard Guenther <rguenther@suse.de>
6542 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6543 after emitting tunks. Move emitting thunks and ctors from ...
6544 (cgraph_optimize): ... here. Remove redundant
6545 cgraph_analyze_functions.
6546 * varasm.c (find_decl_and_mark_needed): Remove no longer
6548 (finish_aliases_1): Adjust check for thunk aliases.
6550 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6552 * config/arm/arm.md (ctzsi2): Added braces
6553 to avoid warning that broke booststrap.
6555 2009-09-04 Martin Jambor <mjambor@suse.cz>
6557 PR tree-optimization/41112
6558 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6559 handle variable-bounded arrays.
6560 (expr_with_var_bounded_array_refs_p): New function.
6561 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6563 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6565 * config/s390/2097.md: Removed two incorrect bypasses.
6566 (z10_fsimpdf): Fixed latency.
6567 (z10_fhex): New insn_reservation.
6568 (z10_floaddf): Fixed latency.
6569 (z10_floadsf): Fixed latency.
6570 (z10_ftrunctf): Fixed latency.
6571 (z10_ftruncdf): Fixed latency.
6572 * config/s390/s390.c (z10_cost): Fixed values.
6573 (s390_adjust_priority): Added z10 path.
6574 * config/s390/s390.md (type): Added fhex.
6575 (*mov<mode>_64dfp): Updated type attribute.
6576 (*mov<mode>_64): Updated type attribute.
6577 (*mov<mode>_31): Updated type attribute.
6578 (*mov<mode>"): Likewise.
6579 * config/s390/2084.md (x_fsimpdf): Updated condition.
6581 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6583 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6584 RTXs in the predicate for operand 1.
6586 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6588 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6589 (rbitsi2): New insn.
6590 (ctzsi2): New expand.
6591 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6593 2009-09-03 Martin Jambor <mjambor@suse.cz>
6595 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6596 (create_artificial_child_access): Use build_ref_for_offset instead
6597 of duplicate_expr_for_different_base.
6598 (propagate_subacesses_accross_link): Likewise.
6600 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6602 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6604 (mips16e_collect_argument_saves): Skip debug instructions.
6605 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6606 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6607 (r10k_insert_cache_barriers): Likewise.
6608 (mips_reorg_process_insns): Likewise.
6610 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6613 * ira.c (update_equiv_reg): Remove check on class likely spill.
6615 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6618 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6619 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6623 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6624 the stack slot if it is passed by invisible reference.
6625 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6626 by invisible reference.
6628 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6630 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6631 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6632 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6634 * config/bfin/sync.md: New file.
6635 * config/bfin/bfin.md: Include it.
6636 (UNSPEC_ATOMIC): New.
6637 (UNSPEC_ONES): Provide a unique number.
6639 From Jie Zhang <jie.zhang@analog.com>:
6640 * config/bfin/bfin.c (ret_regs): New.
6641 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6642 (must_save_rets_p): New.
6643 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6644 current_function_is_leaf.
6645 (do_link): Likewise.
6646 (do_unlink): Likewise.
6647 (expand_interrupt_handler_prologue): Use ret_regs array.
6648 (expand_interrupt_handler_epilogue): Use ret_regs array and
6649 pass return register to gen_return_internal.
6650 (bfin_expand_epilogue): Pass return register to
6651 gen_return_internal.
6652 (bfin_expand_call): Explicitly clobber RETS.
6653 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6654 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6655 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6656 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6658 (return_internal): Take a reg rtx rather than the register number.
6660 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6662 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6663 when comparing against estimated_loop_iterations_int return.
6665 2009-09-03 Richard Guenther <rguenther@suse.de>
6667 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6668 eh_personality_libfunc.
6670 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6672 * tree-parloops.c (separate_decls_in_region): Add space.
6674 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6676 * tree-parloops.c (separate_decls_in_region): Change the condition
6677 checking if there are reductions in the loop.
6679 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6681 PR tree-optimization/38275
6682 * tree-parloops.c (parallelize_loops): Replace profitability condition
6683 for expected number of iterations.
6685 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6687 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6688 (bootstrap-debug): Explain conditions in which it becomes default.
6689 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6692 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6694 * doc/invoke.texi (Optimize Options): Move
6695 -finline-small-functions to the -O2 list.
6697 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6699 * toplev.c (process_options): Enable var-tracking-assignments
6700 by default if var-tracking is enabled.
6702 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6704 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6706 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6707 * rtl.h (prev_nonnote_insn_bb): Declare it.
6709 2009-09-03 Diego Novillo <dnovillo@google.com>
6711 * cgraph.c (cgraph_node_for_decl): New.
6712 * cgraph.h (cgraph_node_for_decl): Declare.
6713 * tree.c (host_integerp): Return 0 if T is NULL.
6715 2009-09-03 Diego Novillo <dnovillo@google.com>
6717 * tree.h (struct alias_pair): Move from varasm.c.
6718 (alias_pairs): Likewise.
6719 (TYPE_MAXVAL): Define.
6720 (TYPE_MINVAL): Define.
6721 (iterative_hash_host_wide_int): Declare.
6722 (remove_unreachable_alias_pairs): Declare.
6723 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6724 * diagnostic.c (default_diagnostic_starter): Make extern.
6725 (default_diagnostic_finalizer): Make extern.
6726 * diagnostic.h (default_diagnostic_starter): Declare.
6727 (default_diagnostic_finalizer): Declare.
6728 (default_tree_printer): Declare.
6729 * toplev.c (default_tree_printer): Make extern.
6731 2009-09-03 Richard Guenther <rguenther@suse.de>
6732 Diego Novillo <dnovillo@google.com>
6734 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6735 * cgraphunit.c (cgraph_expand_function): Do not emit
6736 associated thunks from here.
6737 (cgraph_emit_thunks): New.
6738 (cgraph_optimize): Call it.
6739 Return if any IPA pass finds an error.
6740 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6743 2009-09-03 Simon Baldwin <simonb@google.com>
6744 Rafael Espindola <espindola@google.com>
6745 Richard Guenther <rguenther@suse.de>
6746 Doug Kwan <dougkwan@google.com>
6747 Diego Novillo <dnovillo@google.com>
6749 * tree.c: Include tree-pass.h, langhooks-def.h,
6750 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6751 (free_lang_data_in_type): New.
6752 (need_assembler_name_p): New.
6753 (free_lang_data_in_block): New.
6754 (free_lang_data_in_decl): New.
6755 (struct free_lang_data_d): New.
6756 (add_tree_to_fld_list): New.
6757 (find_decls_types_r): New.
6758 (get_eh_types_for_runtime): New.
6759 (find_decls_types_in_eh_region): New.
6760 (find_decls_types_in_node): New.
6761 (find_decls_types_in_var): New.
6762 (free_lang_data_in_cgraph): New.
6763 (free_lang_data): New.
6764 (gate_free_lang_data): New.
6765 (pass_ipa_free_lang_data): New.
6767 2009-09-03 Diego Novillo <dnovillo@google.com>
6769 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6770 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6771 (lang_hooks): Remove const qualifier.
6772 * ipa.c (cgraph_remove_unreachable_nodes): Call
6773 remove_unreachable_alias_pairs.
6774 * except.c (add_type_for_runtime): Check if TYPE has
6775 already been converted.
6776 (lookup_type_for_runtime): Likewise.
6777 (check_handled): Handle converted types.
6778 * varasm.c (remove_unreachable_alias_pairs): New.
6779 * gimple.c: Include demangle.h.
6780 (gimple_decl_printable_name): New.
6781 (gimple_fold_obj_type_ref): New.
6782 * gimple.h (gimple_decl_printable_name): Declare.
6783 (gimple_fold_obj_type_ref): Declare.
6784 * passes.c (init_optimization_passes): Add pass
6785 pass_ipa_free_lang_data.
6786 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6787 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6789 2009-09-03 Diego Novillo <dnovillo@google.com>
6791 * c-lang.c (lang_hooks): Remove const qualifier.
6793 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6795 * doc/install.texi (*-*-freebsd*): Update target information.
6797 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6799 * hard-reg-set.h (call_fixed_regs): Remove.
6800 * reginfo.c (call_fixed_regs): Remove.
6801 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6802 (globalize_reg): Don't use call_fixed_regs.
6803 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6806 2009-09-01 Michael Matz <matz@suse.de>
6808 * expr.h (emit_storent_insn, expand_expr_real_1,
6809 expand_expr_real_2): Declare.
6810 * expr.c (emit_storent_insn, expand_expr_real_1,
6811 expand_expr_real_2): Export.
6812 (store_expr): Setting and evaluating dont_return_target is useless.
6813 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6814 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6815 * except.c (expand_resx_expr): Rename to ...
6816 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6817 * except.h (expand_resx_stmt): Declare.
6818 * stmt.c: Add include gimple.h
6819 (expand_asm_expr): Rename to ...
6820 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6821 (expand_case): Rewrite to take gimple statement.
6822 * tree.h (expand_asm_stmt): Declare.
6823 (expand_case): Change prototype.
6824 * Makefile.in (stmt.o): Depend on gimple.h.
6825 * builtins.c (expand_builtin_synchronize): Build gimple asm
6826 statement, not an ASM_EXPR.
6827 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6828 gimple_to_tree, release_stmt_tree): Remove.
6829 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6830 ggc_free, but hold comparison code and operands separately.
6831 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6832 (expand_call_stmt, expand_gimple_stmt_1,
6833 expand_gimple_stmt): New helpers.
6834 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6835 release_stmt_tree. Call expand_gimple_stmt instead.
6836 (expand_gimple_basic_block): Ditto.
6838 * calls.c (emit_call_1): Don't look at EH regions here, make
6839 fntree parameter useless.
6840 (expand_call): New local rettype for TREE_TYPE(exp), use it
6841 throughout. Remove local p, use addr instead.
6842 Don't look at EH regions here.
6844 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6846 * doc/invoke.texi (-fsched-pressure): Document it.
6847 (-fsched-reg-pressure-heuristic): Remove it.
6849 * reload.c (ira.h): Include.
6850 (find_reloads): Add choosing reload on number of small spilled
6853 * haifa-sched.c (ira.h): Include.
6854 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6855 saved_reg_pressure, curr_reg_live, saved_reg_live,
6856 region_ref_regs): New variables.
6857 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6858 initiate_reg_pressure_info, setup_ref_regs,
6859 initiate_bb_reg_pressure_info, save_reg_pressure,
6860 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6862 (setup_insn_reg_pressure_info): New function.
6863 (rank_for_schedule): Add pressure checking and insn issue time.
6864 Remove comparison of insn reg weights.
6865 (ready_sort): Set insn reg pressure info.
6866 (update_register_pressure, setup_insn_max_reg_pressure,
6867 update_reg_and_insn_max_reg_pressure,
6868 sched_setup_bb_reg_pressure_info): New functions.
6869 (schedule_insn): Add code for printing and updating reg pressure info.
6870 (find_set_reg_weight, find_insn_reg_weight): Remove.
6871 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6872 (debug_ready_list): Print reg pressure info.
6873 (schedule_block): Ditto. Check insn issue time.
6874 (sched_init): Set up sched_pressure_p. Allocate and set up some
6875 reg pressure related info.
6876 (sched_finish): Free some reg pressure related info.
6877 (fix_tick_ready): Make insn always ready if pressure_p.
6878 (init_h_i_d): Don't call find_insn_reg_weight.
6879 (haifa_finish_h_i_d): Free insn reg pressure info.
6881 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6882 ira_memory_move_cost, ira_class_hard_regs,
6883 ira_class_hard_regs_num, ira_no_alloc_regs,
6884 ira_available_class_regs, ira_reg_class_cover_size,
6885 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6887 * ira-lives.c (single_reg_class): Check mode to find how many
6888 registers are necessary for operand.
6889 (ira_implicitly_set_insn_hard_regs): New.
6891 * common.opt (fsched-pressure): New options.
6892 (fsched-reg-pressure-heuristic): Remove.
6894 * ira.c (setup_eliminable_regset): Rename to
6895 ira_setup_eliminable_regset. Make it external.
6896 (expand_reg_info): Pass cover class to setup_reg_classes.
6897 (ira): Call resize_reg_info instead of allocate_reg_info.
6899 * sched-deps.c: Include ira.h.
6900 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6901 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6902 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6903 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6904 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6905 mark_insn_reg_store, mark_insn_reg_clobber,
6906 setup_insn_reg_pressure_info): New.
6907 (sched_analyze_1): Update implicit_reg_pending_uses.
6908 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6909 Use them to create dependencies. Set insn reg uses and pressure
6910 info. Process reg_pending_uses in one place.
6911 (free_deps): Free implicit sets.
6912 (remove_from_deps): Remove implicit sets if necessary. Check
6913 implicit sets when clearing reg_last_in_use.
6914 (init_deps_global): Clear implicit_reg_pending_clobbers and
6915 implicit_reg_pending_uses.
6917 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6918 ira_memory_move_cost, ira_class_hard_regs,
6919 ira_class_hard_regs_num, ira_no_alloc_regs,
6920 ira_available_class_regs, ira_reg_class_cover_size,
6921 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6922 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6923 ira_implicitly_set_insn_hard_regs): New prototypes.
6925 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6926 cost_elements_num): New variables.
6927 (allocno_costs, total_costs): Rename to costs and
6928 total_allocno_costs.
6929 (COSTS_OF_ALLOCNO): Rename to COSTS.
6930 (allocno_pref): Rename to pref.
6931 (allocno_pref_buffer): Rename to pref_buffer.
6932 (common_classes): Rename to regno_cover_class.
6934 (record_reg_classes): Set allocno attributes only if allocno_p.
6935 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6936 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6937 and COSTS_OF_ALLOCNO.
6938 (print_costs): Rename to print_allocno_costs.
6939 (print_pseudo_costs): New.
6940 (process_bb_node_for_costs): Split into 2 functions with new
6941 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6942 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6943 new parameter dump_file. Use cost_elements_num instead of
6944 ira_allocnos_num. Make one iteration if preferred classes were
6945 already calculated for scheduler. Make 2 versions of code
6946 depending on allocno_p.
6947 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6948 regno_cover_class and COSTS instead of common_classes and
6950 (init_costs, finish_costs): New.
6951 (ira_costs): Set up allocno_p and cost_elements_num. Call
6952 init_costs and finish_costs.
6953 (ira_set_pseudo_classes): New.
6955 * rtl.h (allocate_reg_info): Remove.
6956 (resize_reg_info): Change return type.
6957 (reg_cover_class): New.
6958 (setup_reg_classes): Add new parameter.
6960 * sched-int.h (struct deps_reg): New member implicit_sets.
6961 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6962 (INCREASE_BITS): New macro.
6963 (struct reg_pressure_data, struct reg_use_data): New.
6964 (struct _haifa_insn_data): Remove reg_weight. Add members
6965 reg_pressure, reg_use_list, reg_set_list, and
6966 reg_pressure_excess_cost_change.
6967 (struct deps): New member implicit_sets.
6968 (pressure_p): New variable.
6969 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6970 (struct reg_pressure_data, struct reg_use_data): New.
6971 (INSN_REG_WEIGHT): Remove.
6972 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6973 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6974 (sched_init_region_reg_pressure_info,
6975 sched_setup_bb_reg_pressure_info): New prototypes.
6977 * reginfo.c (struct reg_pref): New member coverclass.
6978 (reg_cover_class): New function.
6979 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6980 (reg_info_size): New variable.
6981 (allocate_reg_info): Make static. Setup reg_info_size.
6982 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6983 (setup_reg_classes): Add a new parameter. Setup cover class too.
6985 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6988 * sched-rgn.c (deps_join): Set up implicit_sets.
6989 (schedule_region): Set up region and basic blocks pressure
6992 * passes.c (init_optimization_passes): Move
6993 pass_subregs_of_mode_init before pass_sched.
6995 2009-09-02 Martin Jambor <mjambor@suse.cz>
6997 * tree-sra.c (struct access): New field grp_hint.
6998 (dump_access): Dump grp_hint.
6999 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7001 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7002 those which have been specifically read and somehow written to.
7003 (propagate_subacesses_accross_link): Set grp_hint of right child and
7004 also possibly of the left child.
7006 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7008 * tree-object-size.c (addr_object_size): Always use object_size_type
7009 0 or 2 when determining the pointer pointed object size.
7011 2009-09-02 Richard Guenther <rguenther@suse.de>
7014 2009-08-31 Richard Guenther <rguenther@suse.de>
7016 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7017 to query if the memory regions for memmove overlap.
7018 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7019 asserts on pointers, instead deal with odd trees.
7020 (ptr_derefs_may_alias_p): Likewise.
7021 (refs_may_alias_p_1): Constructor bases also never alias.
7023 2009-08-01 Christian Bruel <christian.bruel@st.com>
7026 2009-07-31 Christian Bruel <christian.bruel@st.com>
7027 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7029 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7031 * doc/invoke.texi (-fvar-tracking-assignments): New.
7032 (-fvar-tracking-assignments-toggle): New.
7033 (-fdump-final-insns=file): Mark filename as optional.
7034 (--param min-nondebug-insn-uid): New.
7035 (-gdwarf-@{version}): Mention version 4.
7036 * opts.c (common_handle_option): Accept it.
7037 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7038 * regrename.c (regrename_optimize): Drop last. Don't count debug
7039 insns as uses. Don't reject change because of debug insn.
7040 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7041 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7042 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7043 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7044 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7045 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7046 * doc/gimple.texi (is_gimple_debug): New.
7047 (gimple_debug_bind_p): New.
7048 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7049 * doc/install.texi (bootstrap-debug): More details.
7050 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7051 (bootstrap-debug-lib): More details.
7052 (bootstrap-debug-ckovw): Update.
7053 (bootstrap-time): New.
7054 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7055 (insert_phi_nodes_for): Insert debug stmts.
7056 (rewrite_stmt): Take iterator. Insert debug stmts.
7057 (rewrite_enter_block): Adjust.
7058 (maybe_replace_use_in_debug_stmt): New.
7059 (rewrite_update_stmt): Use it.
7060 (mark_use_interesting): Return early for debug stmts.
7061 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7062 stmts before replacing stmt.
7063 (move_computations_stmt): Likewise.
7064 * ira-conflicts.c (add_copies): Skip debug insns.
7065 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7066 (regstat_bb_compute_ri): Skip debug insns.
7067 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7068 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7069 check_loop_closed_ssa_stmt): Skip debug stmts.
7070 * tree-tailcall.c (find_tail_calls): Likewise.
7071 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7072 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7073 (build_var_debug_value_stat): Declare.
7074 (build_var_debug_value): Define.
7075 (target_for_debug_bind): Declare.
7076 * reload.c (find_equiv_reg): Skip debug insns.
7077 * rtlanal.c (reg_used_between_p): Skip debug insns.
7078 (side_effects_p): Likewise.
7079 (canonicalize_condition): Likewise.
7080 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7081 insns never depend on debug insns.
7082 (create_ddg_dep_no_link): Likewise.
7083 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7084 Don't add inter-loop dependencies for debug insns.
7085 (build_intra_loop_deps): Likewise.
7086 (create_ddg): Count debug insns.
7087 * ddg.h (struct ddg::num_debug): New.
7088 (num_backargs): Pair up with previous int field.
7089 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7090 -fcompare-debug-second.
7091 * final.c (get_attr_length_1): Skip debug insns.
7092 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7093 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7094 (driver_self_specs): Map -fdump-final-insns to
7095 -fdump-final-insns=..
7096 (get_local_tick): New.
7097 (compare_debug_dump_opt_spec_function): Test for . argument and
7098 compute output name. Compute temp output spec without flag name.
7099 Compute -frandom-seed.
7100 (OPT): Undef after use.
7101 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7102 (average_num_loop_insns): Likewise.
7103 * params.h (MIN_NONDEBUG_INSN_UID): New.
7104 * gimple.def (GIMPLE_DEBUG): New.
7105 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7106 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7107 (merge_in_block): Fix whitespace.
7108 * toplev.c (flag_var_tracking): Update comment.
7109 (flag_var_tracking_assignments): New.
7110 (flag_var_tracking_assignments_toggle): New.
7111 (process_options): Don't open final insns dump file if we're not
7112 going to write to it. Compute defaults for var_tracking.
7113 * df-scan.c (df_insn_rescan_debug_internal): New.
7114 (df_uses_record): Handle debug insns.
7115 * haifa-sched.c (ready): Initialize n_debug.
7116 (contributes_to_priority): Skip debug insns.
7117 (dep_list_size): New.
7119 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7120 they're ready. Disregard previous debug insns to make decisions.
7121 (queue_insn): Never queue debug insns.
7122 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7123 (schedule_insn): Don't reject debug insns because of issue rate.
7124 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7125 (queue_to_ready): Skip and discount debug insns.
7126 (choose_ready): Let debug insns through.
7127 (schedule_block): Check boundary debug insns. Discount debug
7128 insns, schedule them early. Adjust whitespace.
7129 (set_priorities): Check for boundary debug insns.
7130 (add_jump_dependencies): Use dep_list_size.
7131 (prev_non_location_insn): New.
7132 (check_cfg): Use it.
7133 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7135 (remove_unused_ivs): Reset debug stmts.
7136 * modulo-sched.c (const_iteration_count): Skip debug insns.
7137 (res_MII): Discount debug insns.
7138 (loop_single_full_bb_p): Skip debug insns.
7139 (sms_schedule): Likewise.
7140 (sms_schedule_by_order): Likewise.
7141 (ps_has_conflicts): Likewise.
7142 * caller-save.c (refmarker_fn): New.
7143 (save_call_clobbered_regs): Replace regs with saved mem in
7145 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7146 Call refmarker_fn mark for hardregnos.
7147 (mark_reg_as_referenced): New.
7148 (replace_reg_with_saved_mem): New.
7149 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7150 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7152 (cse_extended_basic_block): Skip debug insns.
7153 (count_reg_usage): Likewise.
7154 (is_dead_reg): New, split out of...
7155 (set_live_p): ... here.
7156 (insn_live_p): Use it for debug insns.
7157 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7158 (execute_optimize_stdarg): Likewise.
7159 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7160 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7161 changes in debug stmts as changes.
7162 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7163 (moveup_expr): Don't move across debug insns. Don't move
7164 debug insn if it would create a bookkeeping block.
7165 (moveup_expr_cached): Don't use cache for debug insns that
7166 are heads of blocks.
7167 (compute_av_set_inside_bb): Skip debug insns.
7168 (sel_rank_for_schedule): Schedule debug insns first. Remove
7170 (block_valid_for_bookkeeping_p); Support lax searches.
7171 (create_block_for_bookkeeping): Adjust block numbers when
7172 encountering debug-only blocks.
7173 (find_place_for_bookkeeping): Deal with debug-only blocks.
7174 (generate_bookkeeping_insn): Accept no place to insert.
7175 (remove_temp_moveop_nops): New argument full_tidying.
7176 (prepare_place_to_insert): Deal with debug insns.
7177 (advance_state_on_fence): Debug insns don't start cycles.
7178 (update_boundaries): Take fence as argument. Deal with
7180 (schedule_expr_on_boundary): No full_tidying on debug insns.
7181 (fill_insns): Deal with debug insns.
7182 (track_scheduled_insns_and_blocks): Don't count debug insns.
7183 (need_nop_to_preserve_insn_bb): New, split out of...
7184 (remove_insn_from_stream): ... this.
7185 (fur_orig_expr_not_found): Skip debug insns.
7186 * rtl.def (VALUE): Move up.
7188 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7189 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7190 Set it if debug stmts are found.
7191 (statement_sink_location): Skip debug stmts. Propagate
7192 moving defs into debug stmts.
7193 * ifcvt.c (first_active_insn): Skip debug insns.
7194 (last_active_insns): Likewise.
7195 (cond_exec_process_insns): Likewise.
7196 (noce_process_if_block): Likewise.
7197 (check_cond_move_block): Likewise.
7198 (cond_move_convert_if_block): Likewise.
7199 (block_jumps_and_fallthru_p): Likewise.
7200 (dead_or_predicable): Likewise.
7201 * dwarf2out.c (debug_str_hash_forced): New.
7202 (find_AT_string): Add comment.
7203 (gen_label_for_indirect_string): New.
7204 (get_debug_string_label): New.
7205 (AT_string_form): Use it.
7206 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7207 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7208 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7209 several operations that cannot be represented with DWARF opcodes.
7210 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7211 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7212 (dwarf2out_var_location): Take during-call mark into account.
7213 (output_indirect_string): Update comment. Output if there are
7214 label and references.
7215 (prune_indirect_string): New.
7216 (prune_unused_types): Call it if debug_str_hash_forced.
7217 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7218 (dw_long_long_const): Remove.
7219 (struct dw_val_struct): Change val_long_long type to rtx.
7220 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7221 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7222 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7223 component instead of HOST_BITS_PER_LONG.
7224 (output_loc_operands): Likewise. For const8* assert
7225 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7226 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7227 rather than HOST_BITS_PER_LONG is >= 64.
7228 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7230 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7231 HOST_BITS_PER_LONG for dw_val_class_long_long.
7232 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7233 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7234 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7236 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7237 Handle DW_OP_implicit_value.
7238 (extract_int): Move prototype earlier.
7239 (mem_loc_descriptor): For SUBREG punt if inner
7240 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7241 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7242 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7243 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7244 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7245 instead of Pmode size.
7246 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7247 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7248 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7249 (concat_loc_descriptor, concatn_loc_descriptor,
7250 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7251 (add_location_or_const_value_attribute): Likewise. For single
7252 location loc_lists attempt to use add_const_value_attribute
7253 for constant decls. Add DW_AT_const_value even if
7254 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7256 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7257 (control_flow_insn_p): Likewise.
7258 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7259 (separate_decls_in_region_debug_bind): New.
7260 (separate_decls_in_region): Process debug bind stmts afterwards.
7261 * recog.c (verify_changes): Handle debug insns.
7262 (extract_insn): Likewise.
7263 (peephole2_optimize): Skip debug insns.
7264 * dse.c (scan_insn): Skip debug insns.
7265 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7267 (setup_id_for_insn): Handle debug insns.
7268 (maybe_tidy_empty_bb): Adjust whitespace.
7269 (tidy_control_flow): Skip debug insns.
7270 (sel_remove_insn): Adjust for debug insns.
7271 (sel_estimate_number_of_insns): Skip debug insns.
7272 (create_insn_rtx_from_pattern): Handle debug insns.
7273 (create_copy_of_insn_rtx): Likewise.
7274 * sel-sched-.h (sel_bb_end): Declare.
7275 (sel_bb_empty_or_nop_p): New.
7276 (get_all_loop_exits): Use it.
7277 (_eligible_successor_edge_p): Likewise.
7278 (return_nop_to_pool): Adjust.
7279 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7280 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7281 * gimple-pretty-print.c (dump_gimple_debug): New.
7282 (dump_gimple_stmt): Use it.
7283 (dump_bb_header): Skip gimple debug stmts.
7284 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7285 (fixup_match_2): Likewise.
7286 (regmove_backward_pass): Likewise. Simplify combined
7287 replacement. Handle debug insns.
7288 * function.c (instantiate_virtual_regs): Handle debug insns.
7289 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7290 * print-rtl.h: Include cselib.h.
7291 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7292 * df.h (df_inns_rescan_debug_internal): Declare.
7293 * gcse.c (alloc_hash_table): Estimate n_insns.
7294 (cprop_insn): Don't regard debug insns as changes.
7295 (bypass_conditional_jumps): Skip debug insns.
7296 (one_pre_gcse_pass): Adjust.
7297 (one_code_hoisting_pass): Likewise.
7298 (compute_ld_motion_mems): Skip debug insns.
7299 (one_cprop_pass): Adjust.
7300 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7301 (if_convertible_stmt_p): Handle debug stmts.
7302 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7303 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7304 * ira-build.c (create_bb_allocnos): Skip debug insns.
7305 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7306 (has_single_use): Likewise.
7307 (single_imm_use): Likewise.
7308 (num_imm_uses): Likewise.
7309 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7310 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7311 (create_outofssa_var_map): Likewise.
7312 * lower-subreg.c (adjust_decomposed_uses): New.
7313 (resolve_debug): New.
7314 (decompose_multiword_subregs): Use it.
7315 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7316 * emit-rtl.c: Include params.h.
7317 (cur_debug_insn_uid): Define.
7318 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7319 (copy_rtx_if_shared_1): Handle debug insns.
7320 (reset_used_flags): Likewise.
7321 (set_used_flags): LIkewise.
7322 (get_max_insn_count): New.
7323 (next_nondebug_insn): New.
7324 (prev_nondebug_insn): New.
7325 (make_debug_insn_raw): New.
7326 (emit_insn_before_noloc): Handle debug insns.
7327 (emit_jump_insn_before_noloc): Likewise.
7328 (emit_call_insn_before_noloc): Likewise.
7329 (emit_debug_insn_before_noloc): New.
7330 (emit_insn_after_noloc): Handle debug insns.
7331 (emit_jump_insn_after_noloc): Likewise.
7332 (emit_call_insn_after_noloc): Likewise.
7333 (emit_debug_insn_after_noloc): Likewise.
7334 (emit_insn_after): Take loc from earlier non-debug insn.
7335 (emit_jump_insn_after): Likewise.
7336 (emit_call_insn_after): Likewise.
7337 (emit_debug_insn_after_setloc): New.
7338 (emit_debug_insn_after): New.
7339 (emit_insn_before): Take loc from later non-debug insn.
7340 (emit_jump_insn_before): Likewise.
7341 (emit_call_insn_before): Likewise.
7342 (emit_debug_insn_before_setloc): New.
7343 (emit_debug_insn_before): New.
7344 (emit_insn): Handle debug insns.
7345 (emit_debug_insn): New.
7346 (emit_jump_insn): Handle debug insns.
7347 (emit_call_insn): Likewise.
7349 (init_emit): Take min-nondebug-insn-uid into account.
7350 Initialize cur_debug_insn_uid.
7351 (emit_copy_of_insn_after): Handle debug insns.
7352 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7353 location of single rhs in place.
7354 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7355 (floor_sdiv_adjust): New.
7356 (cell_sdiv_adjust): New.
7357 (cell_udiv_adjust): New.
7358 (round_sdiv_adjust): New.
7359 (round_udiv_adjust): New.
7360 (wrap_constant): Moved from cselib.
7361 (unwrap_constant): New.
7362 (expand_debug_expr): New.
7363 (expand_debug_locations): New.
7364 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7366 (gimple_expand_cfg): Expand debug locations.
7367 * cselib.c: Include tree-pass.h.
7368 (struct expand_value_data): New.
7369 (cselib_record_sets_hook): New.
7370 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7371 (cselib_clear_table): Move, and implemnet in terms of...
7372 (cselib_reset_table_with_next_value): ... this.
7373 (cselib_get_next_unknown_value): New.
7374 (discard_useless_locs): Don't discard preserved values.
7375 (cselib_preserve_value): New.
7376 (cselib_preserved_value_p): New.
7377 (cselib_preserve_definitely): New.
7378 (cselib_clear_preserve): New.
7379 (cselib_preserve_only_values): New.
7380 (new_cselib_val): Take rtx argument. Dump it in details.
7381 (cselib_lookup_mem): Adjust.
7382 (expand_loc): Take regs_active in struct. Adjust. Silence
7383 dumps unless details are requested.
7384 (cselib_expand_value_rtx_cb): New.
7385 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7386 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7387 without details. Copy more subregs. Try to resolve values
7388 using a callback. Wrap constants.
7389 (cselib_subst_to_values): Adjust.
7390 (cselib_log_lookup): New.
7391 (cselib_lookup): Call it.
7392 (cselib_invalidate_regno): Don't count preserved values as useless.
7393 (cselib_invalidate_mem): Likewise.
7394 (cselib_record_set): Likewise.
7395 (struct set): Renamed to cselib_set, moved to cselib.h.
7396 (cselib_record_sets): Adjust. Call hook.
7397 (cselib_process_insn): Reset table when it would be cleared.
7398 (dump_cselib_val): New.
7399 (dump_cselib_table): New.
7400 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7401 (remove_forwarder_block): Support moving debug stmts.
7402 * cselib.h (cselib_record_sets_hook): Declare.
7403 (cselib_expand_callback): New type.
7404 (cselib_expand_value_rtx_cb): Declare.
7405 (cselib_reset_table_with_next_value): Declare.
7406 (cselib_get_next_unknown_value): Declare.
7407 (cselib_preserve_value): Declare.
7408 (cselib_preserved_value_p): Declare.
7409 (cselib_preserve_only_values): Declare.
7410 (dump_cselib_table): Declare.
7411 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7412 (try_crossjump_to_edge): Likewise.
7413 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7414 dominated blocks when debug stmts are present.
7415 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7416 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7417 (set_var_live_on_entry): Likewise.
7418 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7419 * cfglayout.c (curr_location, last_location): Make static.
7420 (set_curr_insn_source_location): Don't avoid bouncing.
7421 (get_curr_insn_source_location): New.
7422 (get_curr_insn_block): New.
7423 (duplicate_insn_chain): Handle debug insns.
7424 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7426 * common.opt (fcompare-debug): Move to sort order.
7427 (fdump-unnumbered-links): Likewise.
7428 (fvar-tracking-assignments): New.
7429 (fvar-tracking-assignments-toggle): New.
7430 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7431 because of debug stmts.
7432 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7433 (eliminate_unnecessary_stmts): Walk dominated blocks before
7435 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7436 * ira.c (memref_used_between_p): Skip debug insns.
7437 (update_equiv_regs): Likewise.
7438 * sched-deps.c (sd_lists_size): Accept empty list.
7439 (sd_init_insn): Mark debug insns.
7440 (sd_finish_insn): Unmark them.
7441 (sd_add_dep): Reject non-debug deps on debug insns.
7442 (fixup_sched_groups): Give debug insns group treatment.
7444 (sched_analyze_reg): Don't mark debug insns for sched before call.
7445 (sched_analyze_2): Handle debug insns.
7446 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7448 (deps_analyze_insn): Handle debug insns.
7449 (deps_start_bb): Skip debug insns.
7450 (init_deps): Initialize last_debug_insn.
7451 * tree-ssa.c (target_for_debug_bind): New.
7452 (find_released_ssa_name): New.
7453 (propagate_var_def_into_debug_stmts): New.
7454 (propagate_defs_into_debug_stmts): New.
7455 (verify_ssa): Skip debug bind stmts without values.
7456 (warn_uninialized_vars): Skip debug stmts.
7457 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7458 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7459 (rtx_equal_p): Likewise.
7460 * ira-costs.c (scan_one_insn): Skip debug insns.
7461 (process_bb_node_for_hard_reg_moves): Likewise.
7462 * rtl.h (DEBUG_INSN_P): New.
7463 (NONDEBUG_INSN_P): New.
7464 (MAY_HAVE_DEBUG_INSNS): New.
7465 (INSN_P): Accept debug insns.
7466 (RTX_FRAME_RELATED_P): Likewise.
7467 (INSN_DELETED_P): Likewise
7468 (PAT_VAR_LOCATION_DECL): New.
7469 (PAT_VAR_LOCATION_LOC): New.
7470 (PAT_VAR_OCATION_STATUS): New.
7471 (NOTE_VAR_LOCATION_DECL): Reimplement.
7472 (NOTE_VAR_LOCATION_LOC): Likewise.
7473 (NOTE_VAR_LOCATION_STATUS): Likewise.
7474 (INSN_VAR_LOCATION): New.
7475 (INSN_VAR_LOCATION_DECL): New.
7476 (INSN_VAR_LOCATION_LOC): New.
7477 (INSN_VAR_LOCATION_STATUS): New.
7478 (gen_rtx_UNKNOWN_VAR_LOC): New.
7479 (VAR_LOC_UNKNOWN_P): New.
7480 (NOTE_DURING_CALL_P): New.
7481 (SCHED_GROUP_P): Accept debug insns.
7482 (emit_debug_insn_before): Declare.
7483 (emit_debug_insn_before_noloc): Declare.
7484 (emit_debug_insn_beore_setloc): Declare.
7485 (emit_debug_insn_after): Declare.
7486 (emit_debug_insn_after_noloc): Declare.
7487 (emit_debug_insn_after_setloc): Declare.
7488 (emit_debug_insn): Declare.
7489 (make_debug_insn_raw): Declare.
7490 (prev_nondebug_insn): Declare.
7491 (next_nondebug_insn): Declare.
7492 (delegitimize_mem_from_attrs): Declare.
7493 (get_max_insn_count): Declare.
7494 (wrap_constant): Declare.
7495 (unwrap_constant): Declare.
7496 (get_curr_insn_source_location): Declare.
7497 (get_curr_insn_block): Declare.
7498 * tree-inline.c (insert_debug_decl_map): New.
7499 (processing_debug_stmt): New.
7500 (remap_decl): Don't create new mappings in debug stmts.
7501 (remap_gimple_op_r): Don't add references in debug stmts.
7502 (copy_tree_body_r): Likewise.
7503 (remap_gimple_stmt): Handle debug bind stmts.
7504 (copy_bb): Skip debug stmts.
7505 (copy_edges_for_bb): Likewise.
7506 (copy_debug_stmt): New.
7507 (copy_debug_stmts): New.
7508 (copy_body): Copy debug stmts at the end.
7509 (insert_init_debug_bind): New.
7510 (insert_init_stmt): Take id. Skip and emit debug stmts.
7511 (setup_one_parameter): Remap variable earlier, register debug mapping.
7512 (estimate_num_insns): Skip debug stmts.
7513 (expand_call_inline): Preserve debug_map.
7514 (optimize_inline_calls): Check for no debug_stmts left-overs.
7515 (unsave_expr_now): Preserve debug_map.
7516 (copy_gimple_seq_and_replace_locals): Likewise.
7517 (tree_function_versioning): Check for no debug_stmts left-overs.
7518 Init and destroy debug_map as needed. Split edges unconditionally.
7519 (build_duplicate_type): Init and destroy debug_map as needed.
7520 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7521 (struct copy_body_data): Add debug_stmts and debug_map.
7522 * sched-int.h (struct ready_list): Add n_debug.
7523 (struct deps): Add last_debug_insn.
7524 (DEBUG_INSN_SCHED_P): New.
7525 (BOUNDARY_DEBUG_INSN_P): New.
7526 (SCHEDULE_DEBUG_INSN_P): New.
7527 (sd_iterator_cond): Accept empty list.
7528 * combine.c (create_log_links): Skip debug insns.
7529 (combine_instructions): Likewise.
7530 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7531 return value is always unshared.
7532 (struct rtx_subst_pair): New.
7533 (auto_adjust_pair): New.
7534 (propagate_for_debug_subst): New.
7535 (propagate_for_debug): New.
7536 (try_combine): Skip debug insns. Propagate removed defs into
7538 (next_nonnote_nondebug_insn): New.
7539 (distribute_notes): Use it. Skip debug insns.
7540 (distribute_links): Skip debug insns.
7541 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7542 * resource.c (mark_target_live_regs): Likewise.
7543 * var-tracking.c: Include cselib.h and target.h.
7544 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7546 (micro_operation_type_name): New.
7547 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7548 (struct micro_operation_def): Update comments.
7549 (decl_or_value): New type. Use instead of decls.
7550 (struct emit_note_data_def): Add vars.
7551 (struct attrs_def): Use decl_or_value.
7552 (struct variable_tracking_info_def): Add permp, flooded.
7553 (struct location_chain_def): Update comment.
7554 (struct variable_part_def): Use decl_or_value.
7555 (struct variable_def): Make var_part a variable length array.
7557 (scratch_regs): New.
7558 (cselib_hook_called): New.
7559 (dv_is_decl_p): New.
7560 (dv_is_value_p): New.
7563 (dv_as_opaque): New.
7564 (dv_onepart_p): New.
7566 (IS_DECL_CODE): New.
7567 (check_value_is_not_decl): New.
7568 (dv_from_decl): New.
7569 (dv_from_value): New.
7570 (dv_htab_hash): New.
7571 (variable_htab_hash): Use it.
7572 (variable_htab_eq): Support values.
7573 (variable_htab_free): Free from the right pool.
7574 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7575 (attrs_list_union): Adjust.
7576 (attrs_list_mpdv_union): New.
7577 (tie_break_pointers): New.
7578 (canon_value_cmp): New.
7579 (unshare_variable): Return possibly-modified slot.
7580 (vars_copy_1): Adjust.
7581 (var_reg_decl_set): Adjust. Split out of...
7582 (var_reg_set): ... this.
7583 (get_init_value): Adjust.
7584 (var_reg_delete_and_set): Adjust.
7585 (var_reg_delete): Adjust.
7586 (var_regno_delete): Adjust.
7587 (var_mem_decl_set): Split out of...
7588 (var_mem_set): ... this.
7589 (var_mem_delete_and_set): Adjust.
7590 (var_mem_delete): Adjust.
7594 (variable_union): Adjust. Speed up merge of 1-part vars.
7595 (variable_canonicalize): Use unshared slot.
7596 (VALUED_RECURSED_INTO): New.
7597 (find_loc_in_1pdv): New.
7598 (struct dfset_merge): New.
7599 (insert_into_intersection): New.
7600 (intersect_loc_chains): New.
7602 (canonicalize_loc_order_check): New.
7603 (canonicalize_values_mark): New.
7604 (canonicalize_values_star): New.
7605 (variable_merge_over_cur): New.
7606 (variable_merge_over_src): New.
7607 (dataflow_set_merge): New.
7608 (dataflow_set_equiv_regs): New.
7609 (remove_duplicate_values): New.
7610 (struct dfset_post_merge): New.
7611 (variable_post_merge_new_vals): New.
7612 (variable_post_merge_perm_vals): New.
7613 (dataflow_post_merge_adjust): New.
7614 (find_mem_expr_in_1pdv): New.
7615 (dataflow_set_preserve_mem_locs): New.
7616 (dataflow_set_remove_mem_locs): New.
7617 (dataflow_set_clear_at_call): New.
7618 (onepart_variable_different_p): New.
7619 (variable_different_p): Use it.
7620 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7621 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7623 (track_loc_p): Pass it true.
7624 (struct count_use_info): New.
7625 (find_use_val): New.
7626 (replace_expr_with_values): New.
7628 (use_type): New, partially split out of...
7629 (count_uses): ... this. Count new micro-ops.
7630 (count_uses_1): Adjust.
7631 (count_stores): Adjust.
7632 (count_with_sets): New.
7633 (VAL_NEEDS_RESOLUTION): New.
7634 (VAL_HOLDS_TRACK_EXPR): New.
7635 (VAL_EXPR_IS_COPIED): New.
7636 (VAL_EXPR_IS_CLOBBERED): New.
7637 (add_uses): Adjust. Generate new micro-ops.
7638 (add_uses_1): Adjust.
7639 (add_stores): Generate new micro-ops.
7640 (add_with_sets): New.
7641 (find_src_status): Adjust.
7642 (find_src_set_src): Adjust.
7643 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7644 Handle new micro-ops. Canonicalize value equivalances.
7645 (vt_find_locations): Compute total size of hash tables for
7646 dumping. Perform merge for var-tracking-assignments. Don't
7647 disregard single-block loops.
7648 (dump_attrs_list): Handle decl_or_value.
7649 (dump_variable): Take variable. Deal with decl_or_value.
7650 (dump_variable_slot): New.
7651 (dump_vars): Use it.
7652 (dump_dataflow_sets): Adjust.
7653 (set_slot_part): New, extended to support one-part variables
7654 after splitting out of...
7655 (set_variable_part): ... this.
7656 (clobber_slot_part): New, split out of...
7657 (clobber_variable_part): ... this.
7658 (delete_slot_part): New, split out of...
7659 (delete_variable_part): .... this.
7660 (check_wrap_constant): New.
7661 (vt_expand_loc_callback): New.
7662 (vt_expand_loc): New.
7663 (emit_note_insn_var_location): Adjust. Handle values. Handle
7664 EMIT_NOTE_AFTER_CALL_INSN.
7665 (emit_notes_for_differences_1): Adjust. Handle values.
7666 (emit_notes_for_differences_2): Likewise.
7667 (emit_notes_for_differences): Adjust.
7668 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7669 Adjust. Handle new micro-ops.
7670 (vt_add_function_parameters): Adjust. Create and bind values.
7671 (vt_initialize): Adjust. Initialize scratch_regs and
7672 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7673 operations. Move some code to count_with_sets and add_with_sets.
7674 (delete_debug_insns): New.
7675 (vt_debug_insns_local): New.
7676 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7678 (var_tracking_main): If var-tracking-assignments is enabled
7679 but var-tracking isn't, delete debug insns and leave. Likewise
7680 if we exceed limits or fail the stack adjustments tests, and
7681 after all var-tracking processing.
7682 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7683 (dataflow_set): Add traversed_vars.
7684 (value_chain, const_value_chain): New typedefs.
7685 (value_chain_pool, value_chains): New variables.
7686 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7687 add_value_chains, add_cselib_value_chains, remove_value_chain,
7688 remove_value_chains, remove_cselib_value_chains): New functions.
7689 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7690 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7692 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7693 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7694 (dst_can_be_shared): New variable.
7695 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7696 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7697 different from set->vars, look up slot again instead of using the
7699 (dataflow_set_init): Initialize traversed_vars.
7700 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7701 lookup if set->vars is shared. Don't keep slot cleared before
7702 calling unshare_variable. Unshare set->vars if needed. Adjust
7703 unshare_variable callers. Clear dst_can_be_shared if needed.
7704 Even ->refcount == 1 vars must be unshared if set->vars is shared
7705 and var needs to be modified.
7706 (dataflow_set_union): Set traversed_vars during canonicalization.
7707 (VALUE_CHANGED, DECL_CHANGED): Define.
7708 (set_dv_changed, dv_changed_p): New static inlines.
7709 (track_expr_p): Clear DECL_CHANGED.
7710 (dump_dataflow_sets): Set it.
7711 (variable_was_changed): Call set_dv_changed.
7712 (emit_note_insn_var_location): Likewise.
7713 (changed_variables_stack): New variable.
7714 (check_changed_vars_1, check_changed_vars_2): New functions.
7715 (emit_notes_for_changes): Do nothing if changed_variables is
7716 empty. Traverse changed_variables with check_changed_vars_1,
7717 call check_changed_vars_2 on each changed_variables_stack entry.
7718 (emit_notes_in_bb): Add SET argument. Just clear it at the
7719 beginning, use it instead of local &set, don't destroy it at the end.
7720 (vt_emit_notes): Call dataflow_set_clear early on all
7721 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7722 computed set, dataflow_set_clear also VTI(bb)->in when we are
7723 done with the basic block. Initialize changed_variables_stack,
7724 free it afterwards. If ENABLE_CHECKING verify that after noting
7725 differences to an empty set value_chains hash table is empty.
7726 (vt_initialize): Initialize value_chains and value_chain_pool.
7727 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7728 (variable_tracking_main): Call dump_dataflow_sets before calling
7729 vt_emit_notes, not after it.
7730 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7731 (propagate_var_def_into_debug_stmts): Declare.
7732 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7733 (df_set_note): Reject debug insns.
7734 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7735 add notes to debug insns.
7736 (df_note_bb_compute): Adjust. Likewise.
7737 (df_simulate_uses): Skip debug insns.
7738 (df_simulate_initialize_backwards): Likewise.
7739 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7740 (subst_stack_regs_pat): Reject debug insns.
7741 (convert_regs_1): Handle debug insns.
7742 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7743 (print-rtl.o): Depend on cselib.h.
7744 (cselib.o): Depend on TREE_PASS_H.
7745 (var-tracking.o): Depend on cselib.h and TARGET_H.
7746 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7747 (init_ready_list): Skip boundary debug insns.
7748 (add_branch_dependences): Skip debug insns.
7749 (free_block_dependencies): Check for blocks with only debug insns.
7750 (compute_priorities): Likewise.
7751 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7752 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7754 (gimple_build_debug_bind_stat): New.
7755 (empty_body_p): Skip debug stmts.
7756 (gimple_has_side_effects): Likewise.
7757 (gimple_rhs_has_side_effects): Likewise.
7758 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7759 (gimple_build_debug_bind_stat): Declare.
7760 (gimple_build_debug_bind): Define.
7761 (is_gimple_debug): New.
7762 (gimple_debug_bind_p): New.
7763 (gimple_debug_bind_get_var): New.
7764 (gimple_debug_bind_get_value): New.
7765 (gimple_debug_bind_get_value_ptr): New.
7766 (gimple_debug_bind_set_var): New.
7767 (gimple_debug_bind_set_value): New.
7768 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7769 (gimple_debug_bind_reset_value): New.
7770 (gimple_debug_bind_has_value_p): New.
7771 (gsi_next_nondebug): New.
7772 (gsi_prev_nondebug): New.
7773 (gsi_start_nondebug_bb): New.
7774 (gsi_last_nondebug_bb): New.
7775 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7776 (print_insn): Handle DEBUG_INSN.
7777 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7778 of first insn prevail.
7779 (first_stmt): Skip debug stmts.
7780 (first_non_label_stmt): Likewise.
7781 (last_stmt): Likewise.
7782 (has_zero_uses_1): New.
7783 (single_imm_use_1): New.
7784 (verify_gimple_debug): New.
7785 (verify_types_in_gimple_stmt): Handle debug stmts.
7786 (verify_stmt): Likewise.
7787 (debug_loop_num): Skip debug stmts.
7788 (remove_edge_and_dominated_blocks): Remove dominators last.
7789 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7790 (linearize_expr): Likewise.
7791 * config/i386/i386.c (ix86_delegitimize_address): Call
7792 default implementation.
7793 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7794 (group_barrier_needed): Skip debug insns.
7795 (emit_insn_group_barriers): Likewise.
7796 (emit_all_insn_group_barriers): Likewise.
7797 (ia64_variable_issue): Handle debug insns.
7798 (ia64_dfa_new_cycle): Likewise.
7799 (final_emit_insn_group_barriers): Skip debug insns.
7800 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7801 def cfa without frame.
7802 (process_set): Likewise.
7803 (process_for_unwind_directive): Pass frame on.
7804 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7805 (rs6000_delegitimize_address): New.
7806 (rs6000_debug_adjust_cost): Handle debug insns.
7807 (is_microcoded_insn): Likewise.
7808 (is_cracked_insn): Likewise.
7809 (is_nonpipeline_insn): Likewise.
7810 (insn_must_be_first_in_group): Likewise.
7811 (insn_must_be_last_in_group): Likewise.
7812 (force_new_group): Likewise.
7813 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7814 contains only debug insns.
7815 (rtl_merge_blocks): Skip debug insns.
7816 (purge_dead_edges): Likewise.
7817 (rtl_block_ends_with_call_p): Skip debug insns.
7818 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7819 (mark_reg_dependencies): Skip debug insns.
7820 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7821 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7822 * tree-ssa-threadedge.c
7823 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7824 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7825 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7826 (copyprop_hardreg_forward_1): Handle debug insns.
7827 * reload1.c (reload): Skip debug insns. Replace unassigned
7828 pseudos in debug insns with their equivalences.
7829 (eliminate_regs_in_insn): Skip debug insns.
7830 (emit_input_reload_insns): Skip debug insns at first, adjust
7832 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7833 (get_indirect_ref_operands): Pass opf_no_vops on.
7834 (get_expr_operands): Likewise. Skip debug stmts.
7835 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7837 2009-09-01 Richard Henderson <rth@redhat.com>
7839 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7840 stmt_ends_pp_p statements at least once.
7841 * tree-vrp.c (vrp_initialize): Likewise.
7842 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7844 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7847 Fix AIX bootstrap after PR debug/30161
7848 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7849 that is a GNU extension.
7850 (tmpl_value_parm_die_table): Move the definition of this global
7851 outside #ifdef DWARF2_DEBUGGING_INFO region.
7853 2009-09-01 Richard Guenther <rguenther@suse.de>
7855 * tree.c (tree_expr_size): New function.
7856 * tree.h (tree_expr_size): Declare.
7857 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7858 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7859 * langhooks.c (lhd_expr_size): Remove.
7860 * langhooks.h (struct lang_hooks): Remove expr_size.
7861 * explow.c (expr_size): Use tree_expr_size.
7862 (int_expr_size): Likewise.
7863 * langhooks-def.h (lhd_expr_size): Remove.
7864 (LANG_HOOKS_EXPR_SIZE): Likewise.
7865 (LANG_HOOKS_INITIALIZER): Adjust.
7867 2009-09-01 Richard Guenther <rguenther@suse.de>
7869 * tree-flow.h (mark_addressable): Move declaration ...
7870 * tree.h (mark_addressable): ... here.
7871 * stmt.c (expand_asm_operands): Use mark_addressable, not
7872 lang_hooks.mark_addressable.
7873 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7874 LANG_HOOKS_MARK_ADDRESSABLE.
7875 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7876 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7878 2009-08-31 Chris Demetriou <cgd@google.com>
7880 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7881 vectorize if not TARGET_SSE2.
7883 2009-08-31 DJ Delorie <dj@redhat.com>
7885 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7886 registers if no coprocessor is enabled.
7888 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7891 * cgraph.h (cgraph_get_node): Declare ...
7892 * cgraph.c (cgraph_get_node): ... new function.
7893 * dwarf2out.c (gen_generic_params_dies,
7894 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7895 make_ith_pack_parameter_name,
7896 append_entry_to_tmpl_value_parm_die_table,
7897 gen_remaining_tmpl_value_param_die_attribute): New functions.
7898 (gen_subprogram_die): Generate debug info for template parameters
7899 if debug info level is higher than DINFO_LEVEL_TERSE.
7900 Use tree_add_const_value_attribute_for_decl instead of
7901 tree_add_const_value_attribute.
7902 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7903 instead of tree_add_const_value_attribute.
7904 (gen_struct_or_union_type_die): Generate debug
7905 info for template parameters if debug info level is higher than
7907 (tree_add_const_value_attribute): Handle integral and pointer
7908 constants. Update comment.
7909 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7910 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7911 (reference_to_unused): Fix thinko. Remove redundant predicates from
7913 (tree_add_const_value_attribute): Make this work for constant
7915 tree_add_const_value_attribute_for_decl is to be used for variable
7917 (add_location_or_const_value_attribute): Use
7918 tree_add_const_value_attribute_for_decl now.
7919 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7920 DW_TAG_template_value_param DIEs after function DIEs have been
7922 * langhooks.h (lang_hooks_for_types): Add
7923 get_argument_pack_elems.
7924 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7925 (lang_hooks): Added get_innermost_generic_parms,
7926 get_innermost_generic_args.
7927 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7928 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7929 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7930 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7932 2009-08-31 DJ Delorie <dj@redhat.com>
7934 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7935 it once we start generating the prologue or epilogue.
7936 (mep_call_saves_register): If the frame is locked, re-use
7938 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7939 (mep_expand_prologue): Call it.
7940 (mep_expand_epilogue): Likewise.
7941 (mep_start_function): Use the same logic as mep_expand_prologue.
7942 (mep_pass_by_reference): Make logic more readable.
7943 (mep_return_in_memory): Zero-sized objects are passed in memory.
7944 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7946 2009-08-31 Richard Guenther <rguenther@suse.de>
7948 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7949 to query if the memory regions for memmove overlap.
7950 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7951 asserts on pointers, instead deal with odd trees.
7952 (ptr_derefs_may_alias_p): Likewise.
7953 (refs_may_alias_p_1): Constructor bases also never alias.
7955 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7957 * doc/install.texi (Final install): Adjust reference on where to
7958 order printed manuals.
7960 2009-08-30 Olivier Hainque <hainque@adacore.com>
7962 * dwarf2out.c (switch_to_frame_table_section): Move
7963 definition prior to first use.
7965 2009-08-30 Richard Guenther <rguenther@suse.de>
7967 PR tree-optimization/41186
7968 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7969 (ao_ref_init_from_ptr_and_size): New function.
7970 (ref_maybe_used_by_call_p_1): Be more precise tracking
7971 used ranges for builtin functions.
7972 (ref_maybe_used_by_call_p): Adjust.
7973 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7974 ranges for builtin functions.
7975 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7977 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7980 * fwprop.c (get_reg_use_in): Delete.
7981 (free_load_extend): New function.
7982 (forward_propagate_subreg): Use it.
7984 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7986 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7988 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7991 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7994 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7996 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7997 fini or fini_array section.
7999 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8001 * graphite-dependences.c (graphite_legal_transform_bb): Call
8002 pbb_remove_duplicate_pdrs.
8003 * graphite-poly.c (can_collapse_pdr): Removed.
8004 (pdr_find_duplicate): Removed.
8005 (can_collapse_pdrs): New.
8006 (pbb_remove_duplicate_pdrs): New.
8007 (new_poly_dr): Do not look for duplicates.
8008 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8009 (PBB_PDR_DUPLICATES_REMOVED): New.
8010 (pbb_remove_duplicate_pdrs): Declared.
8012 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8014 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8015 the strides by multiplying by PDR_NB_REFS.
8016 * graphite-poly.c (can_collapse_pdr): New.
8017 (pdr_find_duplicate): New.
8018 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8019 Initialize PDR_NB_REFS.
8020 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8022 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8024 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8027 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8030 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8032 * graphite-dependences.c (pddr_original_scattering): Return NULL
8033 for read-read dependence relations.
8034 * graphite-poly.h (enum poly_dr_type): Fix comment.
8037 (pdr_may_write_p): New.
8039 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8041 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8042 (struct poly_dr): Same.
8043 (new_poly_dr): Same.
8044 * graphite-poly.c (new_poly_dr): Same.
8045 * graphite-dependences.c (dot_deps): Disable call to system.
8047 2009-08-28 Cary Coutant <ccoutant@google.com>
8050 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8051 struct/union/enum types local to a function.
8053 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8054 Sebastian Pop <sebastian.pop@amd.com>
8056 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8057 pbb_strip_mine_time_depth. Changed the implementation so that
8058 transformation is expressed as a transformation on
8059 time (scatttering) dimensions. Also, ensures that the 2d+1
8060 scheduling format is preserved.
8061 (pbb_strip_mine_profitable_p): Profitability is based on the
8062 iteration number of a given time (scattering) dimension,
8063 and not on a original loop depth dimension.
8064 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8065 (pbb_do_strip_mine): Call psct_dynamic_dim.
8066 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8067 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8068 (pbb_nb_dynamic_scattering_transform): New.
8069 (psct_dynamic_dim): New.
8071 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8073 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8074 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8075 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8076 * graphite-interchange.c (build_linearized_memory_access): Same.
8077 (memory_stride_in_loop): Same.
8079 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8081 * graphite-dependences.c (pddr_original_scattering): New.
8082 (graphite_legal_transform_dr): Call pddr_original_scattering.
8085 * graphite-dependences.h (dot_deps): Declared.
8086 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8087 (print_pdr): Print PDR_ID.
8088 * graphite-poly.h (struct poly_dr): Add field id.
8091 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8093 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8095 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8096 not delete the original dependence relation.
8098 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8100 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8101 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8102 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8103 (free_poly_ddr): New.
8104 (pddr_is_empty): New.
8105 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8106 (dependence_polyhedron): Same. Remove useless gcc_assert.
8108 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8109 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8110 * graphite-dependences.h (enum poly_dependence_kind): New.
8111 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8112 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8113 (PDRP_SINK): Renamed PDDR_SINK.
8114 (PDRP_DDP): Renamed PDDR_DDP.
8116 (free_poly_ddr): Declared.
8117 * graphite-poly.c (new_scop): Use the new hash function names.
8118 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8119 into original_pddrs.
8120 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8122 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8124 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8125 bounds with LT_EXPR to make niter analysis more precise on code
8126 generated by Graphite.
8128 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8130 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8131 (graphite_legal_transform_bb): Same.
8132 (poly_drs_may_alias_p): Same.
8134 2009-08-28 Richard Guenther <rguenther@suse.de>
8136 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8138 2009-08-28 Jan Beulich <jbeulich@novell.com>
8140 * config/i386/netware.c: Include langhooks.h.
8141 (i386_nlm_encode_section_info): Simplify.
8142 (netware_override_options): Delete.
8143 * config/i386/netware.h (netware_override_options): Delete
8145 (OVERRIDE_OPTIONS): Delete definition.
8146 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8147 (ASM_COMMENT_START): Define.
8148 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8150 2009-08-28 Jan Beulich <jbeulich@novell.com>
8152 * configure.ac: For in-tree ld, do a plain version check to
8153 determine whether comdat groups are supported.
8154 * configure: Regenerate.
8156 2009-08-28 Olivier Hainque <hainque@adacore.com>
8158 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8159 always defined. Reflect definition or absence of such for
8160 COLLECT_EXPORT_LIST. Readability helper.
8161 (scanfilter): New enum, to help control what symbols
8162 are to be considered or ignored by scan_prog_file.
8163 (enum pass): Rename as "scanpass", moved together with scanfilter
8164 prior to scan_prog_file's prototype.
8165 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8166 Group prototype with the scanpass/scanfilter definitions, factorize
8167 head comments for the several implementations at the prototype.
8168 (main): Reorganize the first pass link control to let AIX
8169 drag only the needed frame tables in executables. Prevent
8170 frame tables collection during the scan aimed at static ctors.
8171 Pre-link and scan for frame tables later to compensate.
8172 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8173 A C statement to issue assembly directives that create a reference
8174 to the given DWARF table identifier label from the current function
8176 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8177 to differentiate first time section entry. Only emit a .data
8178 tables start identifier label the first time around.
8179 (switch_to_frame_table_section): New function. Helper for
8180 output_call_frame_info to switch possibly BACK into the eh_frame
8181 or the debug_frame section depending on FOR_EH.
8182 (output_call_frame_info): Use helper to first enter the proper
8184 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8185 emit a link to the frame table start label from each function
8187 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8188 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8189 * config/rs6000/rs6000-protos.h: Declare it.
8190 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8192 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8194 * config/sh/sh.c (split_branches): Check the result of
8197 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8199 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8200 using -pthread -fopenmp
8202 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8204 * doc/service.texi (service directory): Update URL.
8206 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8208 PR rtl-optimization/40861
8209 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8210 extract word from a multi-word subreg for negative byte positions.
8212 2009-08-27 Tristan Gingold <gingold@adacore.com>
8213 Douglas B Rupp <rupp@gnat.com>
8215 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8216 (SECTION_VMS_OVERLAY): Define.
8217 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8219 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8221 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8222 common_object declarations.
8223 (ia64_section_type_flags): Set section flag for common_object.
8224 * config/ia64/ia64-protos.h
8225 (ia64_vms_output_aligned_decl_common): Declare.
8226 (ia64_vms_elf_asm_named_section): Declare.
8228 2009-08-27 Michael Matz <matz@suse.de>
8230 * expr.c (expand_expr_real_2): New function taking exploded
8231 unary or binary expression, split out from ...
8232 (expand_expr_real_1): ... here. Move over all unary/binary
8233 switch parts to above function, in particular these codes:
8234 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8235 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8236 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8237 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8238 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8239 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8240 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8241 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8242 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8243 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8244 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8245 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8246 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8247 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8248 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8249 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8250 VEC_PACK_FIX_TRUNC_EXPR.
8251 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8254 2009-08-27 Richard Guenther <rguenther@suse.de>
8256 * gengtype.c (main): Handle uint64_t.
8257 * ipa-utils.c (get_base_var): Indent properly.
8258 * tree-ssa-live.c (debug_scope_block): New function.
8259 * tree-flow.h (debug_scope_block): Declare.
8260 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8261 * basic-block.h (enum profile_status): Rename to
8262 enum profile_status_d.
8263 (x_profile_status): Adjust type.
8265 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8268 * dwarf2out.c (get_context_die): Declare this static function.
8269 (gen_type_die_with_usage): Make sure a DIE is a generated for
8270 the context of a typedef.
8272 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8274 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8277 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8279 * config/mips/mips-protos.h (mips_output_sync): Declare.
8280 (mips_sync_loop_insns): Likewise.
8281 (mips_output_sync_loop): Replace first two parameters with an rtx.
8282 * config/mips/mips.c (mips_multi_member): New structure.
8283 (mips_multi_members): New variable.
8284 (mips_multi_start): New function.
8285 (mips_multi_add): Likewise.
8286 (mips_multi_add_insn): Likewise.
8287 (mips_multi_add_label): Likewise.
8288 (mips_multi_last_index): Likewise.
8289 (mips_multi_copy_insn): Likewise.
8290 (mips_multi_set_operand): Likewise.
8291 (mips_multi_write): Likewise.
8292 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8293 (mips_init_print_operand_punct): Update accordingly.
8294 (mips_start_ll_sc_sync_block): New function.
8295 (mips_end_ll_sc_sync_block): Likewise.
8296 (mips_output_sync): Likewise.
8297 (mips_sync_insn1_template): Likewise.
8298 (mips_sync_insn2_template): Likewise.
8299 (mips_get_sync_operand): Likewise.
8300 (mips_process_sync_loop): Likewise.
8301 (mips_output_sync_loop): Use mips_process_sync_loop.
8302 (mips_sync_loop_insns): New function.
8303 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8304 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8305 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8306 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8307 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8308 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8309 (MIPS_SYNC_OLD_OP_12): Likewise.
8310 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8311 (MIPS_SYNC_NEW_OP_12): Likewise.
8312 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8313 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8314 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8315 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8316 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8317 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8318 * config/mips/mips.md (sync_mem): New attribute.
8319 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8320 (sync_exclusive_mask, sync_required_oldval): Likewise.
8321 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8322 (sync_release_barrier): Likewise.
8323 (length): Handle sync loops.
8324 (sync): Use mips_output_sync.
8325 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8326 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8327 and use mips_output_sync_loop.
8328 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8329 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8330 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8331 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8332 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8333 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8334 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8335 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8336 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8338 2009-08-26 Richard Guenther <rguenther@suse.de>
8341 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8342 the types to not match.
8343 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8345 * tree-ssa.c (useless_type_conversion_p): Conversions to
8346 pointers to unprototyped functions are useless.
8348 2009-08-26 Richard Guenther <rguenther@suse.de>
8350 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8351 whole-program condition, prepare to be called for non-globals.
8352 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8353 params build a representative with known type and track its fields.
8355 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8357 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8358 clearing by a taken branch.
8359 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8360 effectively after bbro pass.
8361 (sync_nand<mode>): Ditto.
8362 (sync_old_<fetchop_name><mode>): Ditto.
8363 (sync_old_nand<mode>): Ditto.
8364 (sync_new_<fetchop_name><mode>): Dito.
8365 (sync_new_nand<mode>): Ditto.
8366 (sync_compare_and_swap<mode>_1): Ditto.
8367 (*sync_compare_and_swap<mode>): Ditto.
8368 (sync_lock_test_and_set<mode>_1): Ditto.
8369 ("sync_lock_test_and_set<mode>): Ditto.
8371 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8373 * hwint.h (HOST_LONG_FORMAT): New macro
8374 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8375 Use HOST_PTR_PRINTF.
8376 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8377 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8378 (HOST_PTR_PRINTF): Document.
8380 2009-08-25 Jan Hubicka <jh@suse.cz>
8382 * config/i386/bmmintrin.h: Replace by #error.
8385 Michael Meissner <michael.meissner@amd.com>
8386 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8387 Tony Linthicum <tony.linthicum@amd.com>
8389 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8390 (TARGET_ROUND): New macro for the round/ptest instructions which
8391 are shared between SSE4.1 and SSE5.
8392 (OPTION_MASK_ISA_ROUND): Ditto.
8393 (OPTION_ISA_ROUND): Ditto.
8394 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8395 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8397 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8398 (-mfused-madd): New switch to give users control over whether the
8399 compiler optimizes to use the multiply/add SSE5 instructions.
8401 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8402 (ix86_handle_option): Turn off 3dnow if -msse5.
8403 (override_options): Add SSE5 support.
8404 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8406 (ix86_expand_sse_movcc): Add SSE5 support.
8407 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8408 vector type to the next largest size.
8409 (ix86_expand_sse5_pack): New function to use pperm to pack a
8410 vector type to the next smallest size.
8411 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8412 (IX86_BUILTIN_FMADDSD): Ditto.
8413 (IX86_BUILTIN_FMADDPS): Ditto.
8414 (IX86_BUILTIN_FMADDPD): Ditto.
8415 (IX86_BUILTIN_FMSUBSS): Ditto.
8416 (IX86_BUILTIN_FMSUBSD): Ditto.
8417 (IX86_BUILTIN_FMSUBPS): Ditto.
8418 (IX86_BUILTIN_FMSUBPD): Ditto.
8419 (IX86_BUILTIN_FNMADDSS): Ditto.
8420 (IX86_BUILTIN_FNMADDSD): Ditto.
8421 (IX86_BUILTIN_FNMADDPS): Ditto.
8422 (IX86_BUILTIN_FNMADDPD): Ditto.
8423 (IX86_BUILTIN_FNMSUBSS): Ditto.
8424 (IX86_BUILTIN_FNMSUBSD): Ditto.
8425 (IX86_BUILTIN_FNMSUBPS): Ditto.
8426 (IX86_BUILTIN_FNMSUBPD): Ditto.
8427 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8428 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8429 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8430 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8431 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8432 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8433 (IX86_BUILTIN_PPERM): Ditto.
8434 (IX86_BUILTIN_PERMPS): Ditto.
8435 (IX86_BUILTIN_PERMPD): Ditto.
8436 (IX86_BUILTIN_PMACSSWW): Ditto.
8437 (IX86_BUILTIN_PMACSWW): Ditto.
8438 (IX86_BUILTIN_PMACSSWD): Ditto.
8439 (IX86_BUILTIN_PMACSWD): Ditto.
8440 (IX86_BUILTIN_PMACSSDD): Ditto.
8441 (IX86_BUILTIN_PMACSDD): Ditto.
8442 (IX86_BUILTIN_PMACSSDQL): Ditto.
8443 (IX86_BUILTIN_PMACSSDQH): Ditto.
8444 (IX86_BUILTIN_PMACSDQL): Ditto.
8445 (IX86_BUILTIN_PMACSDQH): Ditto.
8446 (IX86_BUILTIN_PMADCSSWD): Ditto.
8447 (IX86_BUILTIN_PMADCSWD): Ditto.
8448 (IX86_BUILTIN_PHADDBW): Ditto.
8449 (IX86_BUILTIN_PHADDBD): Ditto.
8450 (IX86_BUILTIN_PHADDBQ): Ditto.
8451 (IX86_BUILTIN_PHADDWD): Ditto.
8452 (IX86_BUILTIN_PHADDWQ): Ditto.
8453 (IX86_BUILTIN_PHADDDQ): Ditto.
8454 (IX86_BUILTIN_PHADDUBW): Ditto.
8455 (IX86_BUILTIN_PHADDUBD): Ditto.
8456 (IX86_BUILTIN_PHADDUBQ): Ditto.
8457 (IX86_BUILTIN_PHADDUWD): Ditto.
8458 (IX86_BUILTIN_PHADDUWQ): Ditto.
8459 (IX86_BUILTIN_PHADDUDQ): Ditto.
8460 (IX86_BUILTIN_PHSUBBW): Ditto.
8461 (IX86_BUILTIN_PHSUBWD): Ditto.
8462 (IX86_BUILTIN_PHSUBDQ): Ditto.
8463 (IX86_BUILTIN_PROTB): Ditto.
8464 (IX86_BUILTIN_PROTW): Ditto.
8465 (IX86_BUILTIN_PROTD): Ditto.
8466 (IX86_BUILTIN_PROTQ): Ditto.
8467 (IX86_BUILTIN_PROTB_IMM): Ditto.
8468 (IX86_BUILTIN_PROTW_IMM): Ditto.
8469 (IX86_BUILTIN_PROTD_IMM): Ditto.
8470 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8471 (IX86_BUILTIN_PSHLB): Ditto.
8472 (IX86_BUILTIN_PSHLW): Ditto.
8473 (IX86_BUILTIN_PSHLD): Ditto.
8474 (IX86_BUILTIN_PSHLQ): Ditto.
8475 (IX86_BUILTIN_PSHAB): Ditto.
8476 (IX86_BUILTIN_PSHAW): Ditto.
8477 (IX86_BUILTIN_PSHAD): Ditto.
8478 (IX86_BUILTIN_PSHAQ): Ditto.
8479 (IX86_BUILTIN_FRCZSS): Ditto.
8480 (IX86_BUILTIN_FRCZSD): Ditto.
8481 (IX86_BUILTIN_FRCZPS): Ditto.
8482 (IX86_BUILTIN_FRCZPD): Ditto.
8483 (IX86_BUILTIN_CVTPH2PS): Ditto.
8484 (IX86_BUILTIN_CVTPS2PH): Ditto.
8485 (IX86_BUILTIN_COMEQSS): Ditto.
8486 (IX86_BUILTIN_COMNESS): Ditto.
8487 (IX86_BUILTIN_COMLTSS): Ditto.
8488 (IX86_BUILTIN_COMLESS): Ditto.
8489 (IX86_BUILTIN_COMGTSS): Ditto.
8490 (IX86_BUILTIN_COMGESS): Ditto.
8491 (IX86_BUILTIN_COMUEQSS): Ditto.
8492 (IX86_BUILTIN_COMUNESS): Ditto.
8493 (IX86_BUILTIN_COMULTSS): Ditto.
8494 (IX86_BUILTIN_COMULESS): Ditto.
8495 (IX86_BUILTIN_COMUGTSS): Ditto.
8496 (IX86_BUILTIN_COMUGESS): Ditto.
8497 (IX86_BUILTIN_COMORDSS): Ditto.
8498 (IX86_BUILTIN_COMUNORDSS): Ditto.
8499 (IX86_BUILTIN_COMFALSESS): Ditto.
8500 (IX86_BUILTIN_COMTRUESS): Ditto.
8501 (IX86_BUILTIN_COMEQSD): Ditto.
8502 (IX86_BUILTIN_COMNESD): Ditto.
8503 (IX86_BUILTIN_COMLTSD): Ditto.
8504 (IX86_BUILTIN_COMLESD): Ditto.
8505 (IX86_BUILTIN_COMGTSD): Ditto.
8506 (IX86_BUILTIN_COMGESD): Ditto.
8507 (IX86_BUILTIN_COMUEQSD): Ditto.
8508 (IX86_BUILTIN_COMUNESD): Ditto.
8509 (IX86_BUILTIN_COMULTSD): Ditto.
8510 (IX86_BUILTIN_COMULESD): Ditto.
8511 (IX86_BUILTIN_COMUGTSD): Ditto.
8512 (IX86_BUILTIN_COMUGESD): Ditto.
8513 (IX86_BUILTIN_COMORDSD): Ditto.
8514 (IX86_BUILTIN_COMUNORDSD): Ditto.
8515 (IX86_BUILTIN_COMFALSESD): Ditto.
8516 (IX86_BUILTIN_COMTRUESD): Ditto.
8517 (IX86_BUILTIN_COMEQPS): Ditto.
8518 (IX86_BUILTIN_COMNEPS): Ditto.
8519 (IX86_BUILTIN_COMLTPS): Ditto.
8520 (IX86_BUILTIN_COMLEPS): Ditto.
8521 (IX86_BUILTIN_COMGTPS): Ditto.
8522 (IX86_BUILTIN_COMGEPS): Ditto.
8523 (IX86_BUILTIN_COMUEQPS): Ditto.
8524 (IX86_BUILTIN_COMUNEPS): Ditto.
8525 (IX86_BUILTIN_COMULTPS): Ditto.
8526 (IX86_BUILTIN_COMULEPS): Ditto.
8527 (IX86_BUILTIN_COMUGTPS): Ditto.
8528 (IX86_BUILTIN_COMUGEPS): Ditto.
8529 (IX86_BUILTIN_COMORDPS): Ditto.
8530 (IX86_BUILTIN_COMUNORDPS): Ditto.
8531 (IX86_BUILTIN_COMFALSEPS): Ditto.
8532 (IX86_BUILTIN_COMTRUEPS): Ditto.
8533 (IX86_BUILTIN_COMEQPD): Ditto.
8534 (IX86_BUILTIN_COMNEPD): Ditto.
8535 (IX86_BUILTIN_COMLTPD): Ditto.
8536 (IX86_BUILTIN_COMLEPD): Ditto.
8537 (IX86_BUILTIN_COMGTPD): Ditto.
8538 (IX86_BUILTIN_COMGEPD): Ditto.
8539 (IX86_BUILTIN_COMUEQPD): Ditto.
8540 (IX86_BUILTIN_COMUNEPD): Ditto.
8541 (IX86_BUILTIN_COMULTPD): Ditto.
8542 (IX86_BUILTIN_COMULEPD): Ditto.
8543 (IX86_BUILTIN_COMUGTPD): Ditto.
8544 (IX86_BUILTIN_COMUGEPD): Ditto.
8545 (IX86_BUILTIN_COMORDPD): Ditto.
8546 (IX86_BUILTIN_COMUNORDPD): Ditto.
8547 (IX86_BUILTIN_COMFALSEPD): Ditto.
8548 (IX86_BUILTIN_COMTRUEPD): Ditto.
8549 (IX86_BUILTIN_PCOMEQUB): Ditto.
8550 (IX86_BUILTIN_PCOMNEUB): Ditto.
8551 (IX86_BUILTIN_PCOMLTUB): Ditto.
8552 (IX86_BUILTIN_PCOMLEUB): Ditto.
8553 (IX86_BUILTIN_PCOMGTUB): Ditto.
8554 (IX86_BUILTIN_PCOMGEUB): Ditto.
8555 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8556 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8557 (IX86_BUILTIN_PCOMEQUW): Ditto.
8558 (IX86_BUILTIN_PCOMNEUW): Ditto.
8559 (IX86_BUILTIN_PCOMLTUW): Ditto.
8560 (IX86_BUILTIN_PCOMLEUW): Ditto.
8561 (IX86_BUILTIN_PCOMGTUW): Ditto.
8562 (IX86_BUILTIN_PCOMGEUW): Ditto.
8563 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8564 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8565 (IX86_BUILTIN_PCOMEQUD): Ditto.
8566 (IX86_BUILTIN_PCOMNEUD): Ditto.
8567 (IX86_BUILTIN_PCOMLTUD): Ditto.
8568 (IX86_BUILTIN_PCOMLEUD): Ditto.
8569 (IX86_BUILTIN_PCOMGTUD): Ditto.
8570 (IX86_BUILTIN_PCOMGEUD): Ditto.
8571 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8572 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8573 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8574 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8575 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8576 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8577 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8578 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8579 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8580 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8581 (IX86_BUILTIN_PCOMEQB): Ditto.
8582 (IX86_BUILTIN_PCOMNEB): Ditto.
8583 (IX86_BUILTIN_PCOMLTB): Ditto.
8584 (IX86_BUILTIN_PCOMLEB): Ditto.
8585 (IX86_BUILTIN_PCOMGTB): Ditto.
8586 (IX86_BUILTIN_PCOMGEB): Ditto.
8587 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8588 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8589 (IX86_BUILTIN_PCOMEQW): Ditto.
8590 (IX86_BUILTIN_PCOMNEW): Ditto.
8591 (IX86_BUILTIN_PCOMLTW): Ditto.
8592 (IX86_BUILTIN_PCOMLEW): Ditto.
8593 (IX86_BUILTIN_PCOMGTW): Ditto.
8594 (IX86_BUILTIN_PCOMGEW): Ditto.
8595 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8596 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8597 (IX86_BUILTIN_PCOMEQD): Ditto.
8598 (IX86_BUILTIN_PCOMNED): Ditto.
8599 (IX86_BUILTIN_PCOMLTD): Ditto.
8600 (IX86_BUILTIN_PCOMLED): Ditto.
8601 (IX86_BUILTIN_PCOMGTD): Ditto.
8602 (IX86_BUILTIN_PCOMGED): Ditto.
8603 (IX86_BUILTIN_PCOMFALSED): Ditto.
8604 (IX86_BUILTIN_PCOMTRUED): Ditto.
8605 (IX86_BUILTIN_PCOMEQQ): Ditto.
8606 (IX86_BUILTIN_PCOMNEQ): Ditto.
8607 (IX86_BUILTIN_PCOMLTQ): Ditto.
8608 (IX86_BUILTIN_PCOMLEQ): Ditto.
8609 (IX86_BUILTIN_PCOMGTQ): Ditto.
8610 (IX86_BUILTIN_PCOMGEQ): Ditto.
8611 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8612 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8613 (enum multi_arg_type): New enum for describing the various SSE5
8614 intrinsic argument types.
8615 (bdesc_multi_arg): New table for SSE5 intrinsics.
8616 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8617 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8619 (ix86_expand_builtin): Add SSE5 intrinsic support.
8620 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8621 operand instructions.
8622 (ix86_expand_sse5_multiple_memory): New function to split the
8623 second memory reference from SSE5 instructions.
8624 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8625 (ix86_return_pops_args): Use stdarg_p to determine if the function
8626 has variable arguments.
8627 (ix86_setup_incoming_varargs): Ditto.
8628 (x86_this_parameter): Ditto.
8630 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8632 (ix86_expand_sse5_pack): Ditto.
8633 (ix86_sse5_valid_op_p): Ditto.
8634 (ix86_expand_sse5_multiple_memory): Ditto.
8636 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8637 constant for SSE5 support.
8638 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8639 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8640 (UNSPEC_SSE5_PERMUTE): Ditto.
8641 (UNSPEC_SSE5_ASHIFT): Ditto.
8642 (UNSPEC_SSE5_LSHIFT): Ditto.
8643 (UNSPEC_FRCZ): Ditto.
8644 (UNSPEC_CVTPH2PS): Ditto.
8645 (UNSPEC_CVTPS2PH): Ditto.
8646 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8648 (COM_FALSE_S): Ditto.
8649 (COM_FALSE_P): Ditto.
8650 (COM_TRUE_S): Ditto.
8651 (COM_TRUE_P): Ditto.
8652 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8653 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8655 (memory attribute): Ditto.
8656 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8657 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8658 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8659 (floor<mode>2): Ditto.
8660 (ceil<mode>2): Ditto.
8661 (btrunc<mode>2): Ditto.
8662 (nearbyintdf2): Ditto.
8663 (nearbyintsf2): Ditto.
8664 (sse_setccsf): Disable if SSE5.
8665 (sse_setccdf): Ditto.
8666 (sse5_setcc<mode>): New support for SSE5 conditional move.
8667 (sse5_pcmov_<mode>): Ditto.
8669 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8671 (SSEMODEF2P): Ditto.
8672 (ssemodesuffixf4): New mode attribute for SSE5.
8673 (ssemodesuffixf2s): Ditto.
8674 (ssemodesuffixf2c): Ditto.
8675 (sserotatemax): Ditto.
8676 (ssescalarmode): Ditto.
8677 (sse_maskcmpv4sf3): Disable if SSE5.
8678 (sse_maskcmpv2df3): Ditto.
8679 (sse_vmmaskcmpv4sf3): Ditto.
8680 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8681 (sse5_vmfmadd<mode>4): Ditto.
8682 (sse5_fmsub<mode>4): Ditto.
8683 (sse5_vmfmsub<mode>4): Ditto.
8684 (sse5_fnmadd<mode>4): Ditto.
8685 (sse5_vmfnmadd<mode>4): Ditto.
8686 (sse5_fnmsub<mode>4): Ditto.
8687 (sse5_vmfnmsub<mode>4): Ditto.
8688 (sse5i_fmadd<mode>4): Ditto.
8689 (sse5i_fmsub<mode>4): Ditto.
8690 (sse5i_fnmadd<mode>4): Ditto.
8691 (sse5i_fnmsub<mode>4): Ditto.
8692 (sse5i_vmfmadd<mode>4): Ditto.
8693 (sse5i_vmfmsub<mode>4): Ditto.
8694 (sse5i_vmfnmadd<mode>4): Ditto.
8695 (sse5i_vmfnmsub<mode>4): Ditto.
8696 (mulv16qi3): Add SSE5 support.
8698 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8699 (sse2_mulv4si3): Disable if SSE5.
8700 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8701 (sse4_1_roundps): Ditto.
8702 (sse4_1_roundsd): Ditto.
8703 (sse4_1_roundss): Ditto.
8704 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8706 (sse_maskcmpsf3): Ditto.
8707 (sse_vmmaskcmpv4sf3): Ditto.
8708 (sse2_maskcmpv2df3): Ditto.
8709 (sse2_maskcmpdf3): Ditto.
8710 (sse2_vmmaskcmpv2df3): Ditto.
8711 (sse2_eq<mode>3): Ditto.
8712 (sse2_gt<mode>3): Ditto.
8713 (sse5_pcmov_<mode>): Add SSE5 support.
8714 (vec_unpacku_hi_v16qi): Ditto.
8715 (vec_unpacks_hi_v16qi): Ditto.
8716 (vec_unpacku_lo_v16qi): Ditto.
8717 (vec_unpacks_lo_v16qi): Ditto.
8718 (vec_unpacku_hi_v8hi): Ditto.
8719 (vec_unpacks_hi_v8hi): Ditto.
8720 (vec_unpacku_lo_v8hi): Ditto.
8721 (vec_unpacks_lo_v8hi): Ditto.
8722 (vec_unpacku_hi_v4si): Ditto.
8723 (vec_unpacks_hi_v4si): Ditto.
8724 (vec_unpacku_lo_v4si): Ditto.
8725 (vec_unpacks_lo_v4si): Ditto.
8726 (sse5_pmacsww): New SSE5 intrinsic insn.
8727 (sse5_pmacssww): Ditto.
8728 (sse5_pmacsdd): Ditto.
8729 (sse5_pmacssdd): Ditto.
8730 (sse5_pmacssdql): Ditto.
8731 (sse5_pmacssdqh): Ditto.
8732 (sse5_pmacsdqh): Ditto.
8733 (sse5_pmacsswd): Ditto.
8734 (sse5_pmacswd): Ditto.
8735 (sse5_pmadcsswd): Ditto.
8736 (sse5_pmadcswd): Ditto.
8737 (sse5_pcmov_<move>): Conditional move support on SSE5.
8738 (sse5_phaddbw): New SSE5 intrinsic insn.
8739 (sse5_phaddbd): Ditto.
8740 (sse5_phaddbq): Ditto.
8741 (sse5_phaddwd): Ditto.
8742 (sse5_phaddwq): Ditto.
8743 (sse5_phadddq): Ditto.
8744 (sse5_phaddubw): Ditto.
8745 (sse5_phaddubd): Ditto.
8746 (sse5_phaddubq): Ditto.
8747 (sse5_phadduwd): Ditto.
8748 (sse5_phadduwq): Ditto.
8749 (sse5_phaddudq): Ditto.
8750 (sse5_phsubbw): Ditto.
8751 (sse5_phsubwd): Ditto.
8752 (sse5_phsubdq): Ditto.
8753 (sse5_pperm): Ditto.
8754 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8755 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8756 (sse5_pperm_sign_v8hi_v4si): Ditto.
8757 (sse5_pperm_zero_v8hi_v4si): Ditto.
8758 (sse5_pperm_sign_v4si_v2di): Ditto.
8759 (sse5_pperm_sign_v4si_v2di): Ditto.
8760 (sse5_pperm_pack_v2di_v4si): Ditto.
8761 (sse5_pperm_pack_v4si_v8hi): Ditto.
8762 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8763 (sse5_perm<mode>): New SSE5 intrinsic insn.
8764 (rotl<mode>3): Ditto.
8765 (sse5_rotl<mode>3): Ditto.
8766 (sse5_ashl<mode>3): Ditto.
8767 (sse5_lshl<mode>3): Ditto.
8768 (sse5_frcz<mode>2): Ditto.
8769 (sse5s_frcz<mode>2): Ditto.
8770 (sse5_cvtph2ps): Ditto.
8771 (sse5_cvtps2ph): Ditto.
8772 (sse5_vmmaskcmp<mode>3): Ditto.
8773 (sse5_com_tf<mode>3): Ditto.
8774 (sse5_maskcmp<mode>3): Ditto.
8775 (sse5_maskcmp_uns<mode>3): Ditto.
8776 (sse5_maskcmp_uns2<mode>3): Ditto.
8777 (sse5_pcom_tf<mode>3): Ditto.
8779 * config/i386/predicates.md (sse5_comparison_float_operator):
8780 New predicate to match the comparison operators supported by
8781 the SSE5 com instruction.
8782 (ix86_comparison_int_operator): New predicate to match just the
8783 signed int comparisons.
8784 (ix86_comparison_uns_operator): New predicate to match just the
8785 unsigned int comparisons.
8787 * doc/invoke.texi (-msse5): Add documentation.
8788 (-mfused-madd): Ditto.
8790 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8792 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8794 (x86_64-*-*): Ditto.
8796 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8798 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8799 intrinisics for SSE5.
8801 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8804 * config/i386/mmintrin-common.h: New file, to contain common
8805 instructions between SSE4.1 and SSE5.
8807 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8808 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8809 (gen_regparm_prefix): Ditto.
8811 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8812 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8813 prototype_p to determine if a function is prototyped.
8815 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8817 * c-common.c (c_common_reswords) add the alignof keyword,
8818 with same RID as __alignof and __alignof__
8820 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8822 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8823 * hooks.c (hook_bool_const_int_const_int_true): New function.
8824 * target.h (struct gcc_target): Add can_eliminate field.
8825 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8826 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8827 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8828 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8829 (elim_table): Revise comment.
8830 * system.h (CAN_ELIMINATE): Poison.
8831 * defaults.h (CAN_ELIMINATE): Remove.
8832 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8834 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8835 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8837 (alpha_vms_can_eliminate): Declare as static, change return type to
8839 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8841 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8842 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8843 (arm_can_eliminate): New function.
8845 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8846 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8847 (avr_can_eliminate): Declare as static.
8848 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8850 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8851 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8852 (bfin_can_eliminate): New function.
8854 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8855 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8856 (crx_can_eliminate): New function.
8858 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8859 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8860 (fr30_can_eliminate): New function.
8862 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8863 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8864 (frv_can_eliminate): New function.
8866 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8867 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8868 (h8300_can_eliminate): New function.
8870 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8871 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8872 (i386_can_eliminate): Declare as static, change return type to bool.
8873 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8875 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8876 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8877 (ia64_can_eliminate): New function.
8879 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8880 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8881 (iq2000_can_eliminate): New function.
8883 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8884 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8885 (m32r_can_eliminate): New function.
8887 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8888 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8889 (m68hc11_can_eliminate): New function.
8891 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8892 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8893 (m68k_can_eliminate): New function.
8895 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8896 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8897 (mep_can_eliminate): New function.
8899 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8900 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8901 (mips_can_eliminate): New function.
8903 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8904 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8905 (rs6000_can_eliminate): New function.
8907 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8908 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8909 (s390_can_eliminate): Declare as static.
8910 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8912 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8913 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8914 (score_can_eliminate): New function.
8916 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8917 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8918 (sparc_can_eliminate): Declare as static.
8919 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8921 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8922 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8923 (xstormy16_can_eliminate): New function.
8925 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8926 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8927 (v850_can_eliminate): New function.
8929 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8931 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8932 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8933 (*movdfcc_ext[1234]): Disable for IEEE mode.
8935 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8937 * gimplify.c (prepare_gimple_addressable): New static function.
8938 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8940 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8941 manually fiddling with it.
8943 2009-08-25 Michael Matz <matz@suse.de>
8945 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8946 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8948 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8949 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8950 (do_jump): Split out code for simple binary comparisons into ...
8951 (do_jump_1): ... this, taking the individual operands and code.
8952 Change callers to helper function above accordingly.
8953 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8956 2009-08-25 Michael Matz <matz@suse.de>
8958 * expr.h (struct separate_ops, sepops): New type for passing
8959 around an exploded simple expression.
8960 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8961 Use this structure instead of expression tree.
8962 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8963 expression, only its type.
8964 (expand_vec_cond_expr): Take type and individual operands instead
8966 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8967 expand_vec_shift_expr): Change prototype accordingly.
8968 * tree-vect-stmts.c (vectorizable_condition): Change call of
8969 expand_vec_cond_expr_p to pass only type.
8970 * expr.c (do_store_flags): Change prototype and implementation
8971 to take an exploded expression.
8972 (expand_expr_real_1): New local ops initialized with details
8973 of the full expression. Use it instead of full
8974 expression in calls to do_store_flags, expand_vec_cond_expr,
8975 expand_widen_pattern_expr and expand_vec_shift_expr.
8977 2009-08-25 Michael Matz <matz@suse.de>
8979 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8980 treeop2 initialized with first three operands of the full expression.
8981 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8983 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8985 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8986 (__gthread_objc_condition_allocate): Mark arguments as unused.
8987 (__gthread_objc_condition_deallocate): Likewise.
8988 (__gthread_objc_condition_wait): Likewise.
8989 (__gthread_objc_condition_broadcast): Likewise.
8990 (__gthread_objc_condition_signal): Likewise.
8991 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8992 (__gthread_objc_thread_id): Likewise.
8994 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8997 * tree-pretty-print.c (print_call_name): Print the correct call name
8998 for procedure pointer components.
9000 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9002 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9003 default_promote_function_mode when not VMS.
9005 2009-08-24 Olivier Hainque <hainque@adacore.com>
9007 * convert.c (convert_to_integer): Don't assume an input pointer is
9008 POINTER_SIZE wide. Fetch from the type instead.
9010 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9012 * configure.ac (AC_PREREQ): Bump to 2.64.
9014 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9016 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9017 (process_command): Don't search standard_exec_prefix_1 and
9018 standard_exec_prefix_2.
9020 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9022 * config/arm/arm.c (output_return_instruction): Handle for
9025 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9027 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9029 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9031 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9032 (*arm_movdf_vfp): Likewise.
9034 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9036 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9037 (vashr<mode>3): Rename from ashr<mode>3.
9038 (vlshr<mode>3): Rename from lshr<mode>3.
9040 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9043 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9044 (check_format_info_main): Use scalar_identify_flag.
9045 (check_format_types): Check for scalar size identity if
9046 scalar_identify_flag is set.
9047 (printf_length_specs): Extend by new field.
9048 (asm_fprintf_length_specs): Likewise.
9049 (gcc_diag_length_specs): Likewise.
9050 (scanf_length_specs): Likewise.
9051 (strfmon_length_specs): Likewise.
9052 (gcc_gfc_length_specs): Likewise.
9053 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9054 (ms_printf_flag_specs): Likewise.
9055 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9057 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9060 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9061 (*call_value_pop_1): Ditto.
9062 (*sibcall_pop_1): New insn pattern.
9063 (*sibcall_value_pop_1): Ditto.
9065 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9068 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9071 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9074 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9075 (get_reg_use_in): New function.
9076 (forward_propagate_subreg): Propagate through subreg of zero_extend
9079 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9081 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9082 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9084 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9086 * configure.ac: Remove --with-datarootdir, --with-docdir,
9087 --with-htmldir switches. No need to call AC_SUBST for
9088 datarootdir, docdir, htmldir any more.
9089 * configure: Regenerate.
9090 * doc/install.texi (Configuration): Document --datarootdir,
9091 --docdir, --htmldir, --pdfdir; update documentation for
9092 --infodir, --mandir.
9093 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9096 * aclocal.m4: Regenerate.
9097 * config.in: Regenerate.
9098 * configure: Regenerate.
9100 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9101 Olivier Hainque <hainque@adacore.com>
9103 * config/ia64/ia64.c: Include libfuncs.h.
9104 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9105 (ia64_expand_call): Use reg 25 on VMS.
9106 (ia64_initialize_trampoline): Fix for VMS ABI.
9107 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9108 (ia64_function_arg): Initialize reg 25 on VMS.
9109 Fix OpenVMS ABI issues for varargs.
9110 For OpenVMS, emit the Argument Information register set in the
9111 incoming/sibcall case as well.
9112 (ia64_arg_type): New function.
9113 (ia64_function_arg_advance): Keep track of cum->words.
9114 Fix OpenVMS ABI issues for varargs.
9115 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9116 (ia64_override_options): Set flag_no_common on VMS.
9117 (ia64_init_builtins): Disable FWRITE builtin.
9118 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9119 (ia64_vms_init_libfuncs): Add decc$ routines.
9120 (ia64_vms_valid_pointer_mode): New function.
9121 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9122 (ia64_promote_function_mode): New function
9123 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9124 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9125 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9126 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9127 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9128 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9129 Suppress trailing '#' if VALUE is numeric.
9130 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9131 ia64_promote_function_mode.
9132 (TARGET_VALID_POINTER_MODE): Define.
9134 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9137 * config/rs6000/rs6000.c (rs6000_override_options): Use
9138 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9141 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9142 reporting of vector + decimal/boolean/complex error.
9144 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9146 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9147 __vector double TYPE_DECL.
9149 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9151 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9152 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9153 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9154 to pointer to enum machine_mode. Update all callers as needed.
9156 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9158 * config/alpha/alpha.md (exception_receiver): Emit alternative
9159 GP load sequence if flag_reorder_blocks_and_partition is set.
9160 (*exception_receiver_2): Also enable when
9161 flag_reorder_blocks_and_partition is set.
9163 2009-08-20 Matt Rice <ratmice@gmail.com>
9164 Diego Novillo <dnovillo@google.com>
9166 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9169 2009-08-20 Richard Guenther <rguenther@suse.de>
9171 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9172 * c-tree.h (c_dup_lang_specific_decl): Remove.
9173 (struct lang_decl, struct lang_type): Move definitions ...
9174 * c-lang.h: ... here. New file.
9175 * c-decl.c: Include c-lang.h.
9176 (c_dup_lang_specific_decl): Remove.
9177 * c-typeck.c: Include c-lang.h.
9178 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9179 (c-typeck.o): Likewise.
9180 * c-config-lang.in (gtfiles): Add c-lang.h.
9181 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9184 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9186 * config/alpha/alpha.c (alpha_end_function): Do not clear
9187 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9188 this is now handled in generic code.
9190 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9192 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9193 (s390_z10_fix_long_loop_prediction): New function.
9194 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9195 (s390_reorg): Walk over the INSNs and invoke
9196 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9198 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9200 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9201 "*brx_64bit", "*brx_31bit"): New patterns.
9202 * config/s390/s390.c ('E'): New output modifier.
9204 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9205 Richard Earnshaw <richard.earnshaw@arm.com>
9207 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9208 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9210 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9212 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9214 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9215 for mode mode of operand0 when doing secondary reload for SAR.
9217 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9220 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9221 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9223 2009-08-19 Jason Merrill <jason@redhat.com>
9225 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9226 supported template depth in C++0x.
9228 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9230 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9231 free_after_compilation.
9232 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9233 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9234 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9235 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9236 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9237 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9238 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9240 2009-08-19 Ian Lance Taylor <iant@google.com>
9242 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9243 of (plus (mult (neg B) C) A).
9245 2009-08-18 Michael Matz <matz@suse.de>
9247 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9248 instead of comparing TYPE_MAIN_VARIANT for equality.
9249 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9250 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9251 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9252 * gimplify.c (goa_lhs_expr_p): Ditto and use
9253 STRIP_USELESS_TYPE_CONVERSION.
9255 2009-08-18 Michael Matz <matz@suse.de>
9257 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9258 first field in a struct.
9259 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9261 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9263 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9264 locators before emit_insn is called. Remove assert that
9266 (alpha_end_function): Clear crtl->emit structure and free insn
9267 locators if cfun->is_thunk is true.
9269 2009-08-18 Jason Merrill <jason@redhat.com>
9271 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9273 * configure.ac: Test for it.
9274 * configure, config.in: Regenerate.
9275 * doc/install.texi: Document --enable-gnu-unique-object.
9277 2009-08-18 Richard Guenther <rguenther@suse.de>
9280 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9281 pow(x,y*z) only if x is nonnegative.
9283 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9285 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9289 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9290 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9292 2009-08-17 DJ Delorie <dj@redhat.com>
9294 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9295 * config/m32c/prologue.md (epilogue_freit): New.
9297 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9298 (bank_switch_p): Likewise.
9299 (fast_interrupt_p): Likewise.
9300 (interrupt_p): Likewise.
9301 (m32c_conditional_register_usage): Round memregs size up.
9302 (need_to_save): We only need to save $a0 when we use ENTER.
9303 (interrupt_p): Check for fast_interrupt too.
9304 (bank_switch_p): New.
9305 (fast_interrupt_p): New.
9306 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9307 (m32c_emit_prolog): Support bank switching and fast interrupts.
9308 * doc/extend.texi (Function Attributes): Add bank_switch and
9311 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9313 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9314 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9316 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9318 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9319 (menu): Add IA-64/VMS Options.
9320 (IA-64/VMS Options): Likewise.
9322 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9325 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9327 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9329 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9330 (mips_pop_asm_switch): Likewise.
9331 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9333 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9334 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9335 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9336 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9337 instead of set_noreorder.
9338 (mips_output_function_prologue): Use the new functions.
9339 (mips_output_function_epilogue): Likewise.
9340 (mips_need_noat_wrapper_p): New function, split out from...
9341 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9342 Use mips_push_asm_switch and mips_pop_asm_switch.
9343 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9344 and mips_pop_asm_switch.
9345 (ASM_OUTPUT_REG_POP): Likewise.
9346 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9347 Use mips_pop_asm_switch.
9348 (mips_asm_switch): New structure.
9349 (set_noreorder, set_nomacro): Replace with...
9350 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9351 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9352 instead of set_nomacro.
9353 (fix_truncsfsi2_macro): Likewise.
9354 (cprestore): Likewise.
9355 (hazard): Use mips_noreorder instead of set_noreorder.
9356 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9358 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9360 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9361 from prev_active_insn.
9363 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9365 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9366 * config/avr/avr.c (avr_override_options): Initialize
9367 avr_current_arch variable.
9368 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9369 __AVR_HAVE_16BIT_SP__ according to the device type.
9370 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9372 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9373 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9375 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9378 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9379 generating inlined subroutine die only. We shouldn't be
9380 called for anything else.
9381 (gen_block_die): Don't generate inline subroutine debug info for
9384 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9386 * graphite-poly.c (print_pbb): Print PBB index.
9388 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9391 * graphite-interchange.c (ppl_max_for_le): Moved...
9392 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9393 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9394 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9395 * graphite-ppl.h (ppl_max_for_le): Declared.
9397 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9399 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9400 supported on all platforms.
9401 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9402 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9403 * c-pragma.c: Likewise.
9404 * target-def.h (TARGET_INITIALIZER): Remove
9405 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9406 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9408 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9410 * config/ia64/fde-vms.c: New file.
9411 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9412 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9413 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9414 (uw_frame_state_for): Only register a personality routine if it is
9415 known to be compatible with our expectations.
9416 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9417 Declare unw_table_entry stack variable and
9418 mod all calls to _Unwind_FindTableEntry to add arg.
9419 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9420 (_Unwind_FindTableEntry): Add arg to prototype.
9422 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9424 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9425 field 'signal_pfs_loc'.
9426 (uw_frame_state_for): Remove duplicate code dealing with leaf
9427 procedures without unwind info.
9428 If in the frame after unwinding through a signal handler, restore
9429 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9430 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9431 'pfs_loc' to the AR.PFS location in the signal context; instead
9432 set 'signal_pfs_loc'.
9433 Manually generate the unwind info for the AR.PFS register.
9434 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9435 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9436 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9437 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9438 instead set 'signal_pfs_loc'.
9439 Remove code preventing the AR.PFS register from being restored
9440 from the signal context.
9442 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9443 Tristan Gingold <gingold@adacore.com>
9445 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9446 * config/ia64/t-vms: New file.
9447 * config/ia64/vms64.h: New file.
9448 * config/ia64/vms.h: New file.
9449 * config/ia64/vms-crtinit.asm: New file.
9450 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9451 * config/ia64/vms-unwind.h: New file.
9453 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9455 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9458 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9461 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9463 * real.h (do_mpc_arg2): ... here.
9464 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9467 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9469 * final.c (add_debug_prefix_map): Don't use GC memory for
9470 old_prefix and new_prefix.
9472 2009-08-14 Richard Guenther <rguenther@suse.de>
9474 * ipa-prop.c (compute_complex_pass_through): If we cannot
9475 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9477 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9479 * c-lex.c (c_lex_with_flags): Increase size of local variable
9480 to avoid memory clobber.
9482 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9485 * config/i386/i386.c (ix86_fp_comparison_strategy):
9486 Only enable/disable sahf at function granularity.
9488 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9490 PR rtl-optimization/41064
9491 * reload1.c (reload_as_needed): Don't call extract_insn
9492 for known invalid replacements after calling
9493 validate_replace_rtx_group and verify_changes.
9495 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9498 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9499 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9500 ix86_expand_fp_vcond.
9501 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9502 Assert that operation is supported by ix86_expand_int_vcond.
9503 (vcondu<SSEMODE124C8:mode>): Ditto.
9505 2009-08-13 DJ Delorie <dj@redhat.com>
9507 * config/i386/djgpp-stdint.h: New.
9508 * config.gcc (djgpp): Use it.
9510 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9512 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9513 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9515 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9517 * tree-ssa-loop-prefetch.c
9518 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9519 for long-stride pruning.
9520 (compute_miss_rate): New function to compute the probability
9521 that two memory references access different cache lines.
9523 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9525 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9527 2009-08-13 Richard Guenther <rguenther@suse.de>
9530 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9531 use the constant pointer type.
9532 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9533 of CV qualifiers on the target pointer type.
9534 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9535 conversion check before restrict check.
9537 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9540 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9542 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9544 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9546 2009-08-12 Richard Guenther <rguenther@suse.de>
9548 PR tree-optimization/41011
9549 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9550 and reference constructing.
9552 2009-08-12 Xinliang David Li <davidxl@google.com>
9554 PR tree-optimization/41012
9555 * tree-flow.h : New external interface.
9556 * gimple-low.c (check_call_arg): Change to public function.
9557 Remove argument mismatch check in lowering.
9558 * tree-inline.h (tree_can_inline_p): Interface change.
9559 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9561 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9562 Call change to tree_can_inline_p function.
9563 (cgraph_decide_inlining_incrementally): Ditto.
9565 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9567 PR tree-optimization/41031
9568 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9569 on the partition variable rather than promote_mode on the source
9570 type. Assert that the partition variable's type has the same
9571 mode as the source value's.
9573 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9575 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9576 for for_return == 2.
9577 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9579 * calls.c (expand_call): Fix typo.
9580 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9582 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9584 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9585 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9586 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9587 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9589 2009-08-12 Andrew Haley <aph@redhat.com>
9591 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9593 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9596 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9598 2009-08-12 Richard Guenther <rguenther@suse.de>
9600 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9601 * gimplify.c (gimplify_modify_expr): Do not use
9602 lang_hooks.types_compatible_p.
9603 * tree-ssa.c (useless_type_conversion_p): For aggregates
9604 just return false if the canonical types differ.
9606 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9609 * sese.c (convert_for_phi_arg): New.
9610 (add_guard_exit_phis): Use convert_for_phi_arg.
9612 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9614 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9615 unknown subscript upper bounds.
9617 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9618 Pranav Garg <pranav.garg2107@gmail.com>
9620 * graphite-interchange.c (gather_access_strides): Removed.
9621 (ppl_max_for_le): New.
9622 (build_linearized_memory_access): New.
9623 (memory_stride_in_loop): New.
9624 (pbb_interchange_profitable_p): Reimplemented.
9625 * graphite-ppl.h (ppl_new_id_map): New.
9626 (ppl_interchange): New.
9628 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9630 * graphite-interchange.c (compute_subscript): Removed.
9631 (compute_array_size_cstr): Removed.
9632 (compute_array_size_poly): Removed.
9633 (compute_array_size): Removed.
9634 (gather_access_strides_poly): Removed.
9635 (gather_access_strides): Empty.
9637 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9639 * graphite-dependences.c (dependence_polyhedron_1): Replace
9640 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9641 (graphite_legal_transform_dr): Same.
9642 (graphite_carried_dependence_level_k): Same.
9643 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9644 Initialize PDR_NB_SUBSCRIPTS.
9645 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9647 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9648 (PDR_NB_SUBSCRIPTS): New.
9649 (pdr_nb_subscripts): Removed.
9650 (pdr_dim): Simplified.
9651 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9652 with PDR_NB_SUBSCRIPTS.
9654 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9656 * graphite-interchange.c (compute_array_size): Remove use of
9658 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9659 Do not initialize PDR_DATA_CONTAINER.
9660 (print_pdr): Do not print PDR_DATA_CONTAINER.
9661 * graphite-poly.h (struct poly_dr): Remove data_container field.
9662 (PDR_DATA_CONTAINER): Removed.
9663 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9665 (build_poly_dr): Same.
9667 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9668 Sebastian Pop <sebastian.pop@amd.com>
9670 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9671 copy of the dependence polyhedron. Free the temporary objects.
9672 (graphite_carried_dependence_level_k): Free unused objects before
9675 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9677 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9678 Early return without analyzing the data dependences if no
9679 transform has been done. Call restore_scattering if the transform
9681 (graphite-interchange.c): Same.
9682 * graphite-poly.c (print_scattering_function): Test for
9684 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9685 (apply_poly_transforms): Do not gcc_assert that
9686 the transform is legal.
9687 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9688 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9689 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9690 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9691 * graphite-poly.h (struct poly_scattering): New.
9692 (struct poly_bb): Add original, transformed, and saved fields.
9693 Remove transformed_scattering, original_scattering,
9694 nb_local_variables and nb_scattering_transform fields.
9695 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9696 (poly_scattering_new): New.
9697 (poly_scattering_free): New.
9698 (poly_scattering_copy): New.
9699 (store_scattering_pbb): New.
9700 (store_scattering): New.
9701 (restore_scattering_pbb): New.
9702 (restore_scattering): New.
9703 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9704 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9706 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9708 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9711 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9713 * Makefile.in (graphite.o): Depends on PREDICT_H.
9714 * graphite.c: Include predict.h.
9715 (graphite_finalize): Call tree_estimate_probability.
9716 * predict.c (predict_loops): Do not call scev_initialize and
9718 (tree_estimate_probability_bb): New.
9719 (tree_estimate_probability): Do not initialize loops: move that
9720 code to the driver. Call tree_estimate_probability_bb.
9721 (tree_estimate_probability_driver): New.
9722 (pass_profile): Use tree_estimate_probability_driver.
9723 * predict.h (tree_estimate_probability): Declared.
9725 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9727 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9728 * graphite-dependences.c (graphite_legal_transform): Add time to
9729 TV_GRAPHITE_DATA_DEPS.
9730 (dependency_between_pbbs_p): Same.
9731 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9733 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9735 PR rtl-optimization/41033
9736 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9737 aliasing is disabled.
9739 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9741 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9742 si_mask_operand, and_load_operand, low_bitmask_operand,
9743 and_reg_operand, and_operand): New predicates.
9744 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9745 * config/mips/mips.c (and_operands_ok): New function.
9746 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9747 * config/mips/mips.md (move_type): Add ext_ins and logical.
9748 (type): Handle them.
9749 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9750 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9751 shift_shift. Remove commutative constraint modifier.
9752 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9754 (*clear_upper32_dext): Remove define_insn_and_split.
9755 (*clear_upper32): Turn this define_insn_and_split ...
9756 (splitter for ANDing register with 0xffff_ffff): .. into this.
9758 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9760 * combine.c (try_widen_shift_mode): Factor out code to check if an
9761 integer constant is a low-order bitmask from here ...
9762 * rtlanal.c (low_bitmask_len): ... to here.
9763 * rtl.h (low_bitmask_len): Declare.
9765 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9768 * config/alpha/alpha.md (addsi3): Remove expander.
9769 (addsi3): Rename from *addsi3_internal insn pattern.
9770 (subsi3): Remove expander.
9771 (subsi3): Rename from *subsi3_internal insn pattern.
9773 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9775 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9778 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9779 Eric Botcazou <botcazou@adacore.com>
9780 Douglas B Rupp <rupp@gnat.com>
9782 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9783 that records that fit in 64 bits are returned by immediate value,
9784 as required by OpenVMS Calling Standard.
9785 (function_value): Adjust for above modification.
9786 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9787 virtual_incoming_args_rtx as base object, not next_arg.
9788 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9790 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9792 * reload.c (find_reloads_subreg_address): Check the original
9793 req_equiv_mem address to detect the case where an address is
9794 not valid in the outer mode.
9796 2009-08-11 Richard Guenther <rguenther@suse.de>
9799 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9801 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9803 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9804 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9806 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9807 Douglas B Rupp <rupp@gnat.com>
9809 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9810 PT_STACK when frame_pointer_needed on OpenVMS.
9811 (alpha_pv_save_size, alpha_using_fp): Remove.
9812 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9813 with proper processing for PT_NULL.
9814 (alpha_vms_initial_elimination_offset): New function. Support for
9815 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9816 (alpha_sa_size): Force procedure type to PT_STACK when
9817 frame_pointer_needed on OpenVMS.
9818 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9819 (alpha_using_fp): Likewise.
9820 (alpha_vms_can_eliminate): Add prototype.
9821 (alpha_vms_initial_elimination_offset): Likewise.
9822 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9823 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9825 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9826 Douglas B Rupp <rupp@gnat.com>
9828 * config/alpha/alpha.c (common_object_handler): New function.
9829 (vms_attribute_table): Declare a single attribute "common_object".
9830 (vms_output_aligned_decl_common): New global function.
9831 (SECTION_VMS_OVERLAY): Delete.
9832 (SECTION_VMS_GLOBAL): Likewise.
9833 (SECTION_VMS_INITIALIZE): Likewise.
9834 (vms_asm_named_section): Remove support for above flags.
9835 (vms_section_type_flags): Delete.
9836 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9837 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9838 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9839 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9841 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9844 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9845 (sub_ddmmss): Likewise.
9847 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9850 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9853 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9856 * reload1.c (reload_as_needed): Use cancel_changes to completely
9857 undo a failed replacement attempt.
9859 2009-08-10 Richard Guenther <rguenther@suse.de>
9862 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9863 (useless_type_conversion_p): ... here. Require pointer targets
9866 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9869 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9870 loose the original type of the statement list.
9872 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9874 * config/alpha/alpha.c: Include libfuncs.h
9875 (avms_asm_output_extern): New function.
9876 (alpha_init_libfuncs): Init some decc libfuncs.
9877 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9878 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9879 (DO_CRTL_NAMES): Define.
9881 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9882 (LONG_TYPE_SIZE): Define.
9883 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9884 (SUBTARGET_SWITCHES): Define malloc64 switch.
9885 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9886 (MASK_RETURN_ADDR): Define.
9887 doc/invoke.texi (mmalloc64): Document switch.
9889 2009-08-09 Olivier Hainque <hainque@adacore.com>
9890 Douglas B Rupp <rupp@gnat.com>
9892 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9893 uses_condition_handler.
9894 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9895 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9896 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9897 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9898 (code_for_builtin): New insn codes for the new alpha_builtins.
9899 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9900 (alpha_sa_size): Account for uses_condition_handler.
9901 (alpha_expand_prologue): Likewise.
9902 (alpha_start_function): Likewise.
9903 (alpha_expand_epilogue): Likewise.
9904 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9905 establish/revert expanders.
9906 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9907 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9908 New expander, resorting to the alpha.c associated function.
9909 (builtin_revert_vms_condition_handler): Likewise.
9910 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9911 __gcc_shell_handler, the static VMS condition handler used as
9912 an indirection wrapper to the current dynamically established
9914 * config/alpha/vms-unwind.h: Complete rewrite.
9915 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9916 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9918 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9919 Douglas B Rupp <rupp@gnat.com>
9921 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9922 (alpha_need_linkage): Handle aliases. Return function symbol.
9923 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9924 Use ultimate alias target for the linkage name.
9925 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9926 by alpha_need_linkage for the function symbol.
9927 (setmemdi): Likewise.
9929 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9931 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9932 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9933 (ASM_WEAKEN_LABEL): Define.
9934 (CRT_CALL_STATIC_FUNCTION): Define.
9935 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9936 (ENDFILE_SPEC): Define.
9937 (INIT_SECTION_ASM_OP): Define.
9938 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9939 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9941 (MULTILIB_OSDIRNAMES): Define.
9942 (shlib_version): Define.
9943 (SHLIB_EXT): Define.
9944 (SHLIB_OBJS): Define.
9945 (SHLIB_NAME): Define.
9946 (SHLIB_MULTILIB): Define.
9947 (SHLIB_INSTALL): Define.
9948 (SHLIB_SYMVEC): Define.
9949 (SHLIB_SYMVECX2): Define.
9950 (SHLIB_LINK): Define.
9952 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9954 * config/alpha/alpha.c (alpha_initialize_trampoline):
9955 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9956 (alpha_start_function): Emit transfer address on nested functions
9957 for VMS trampoline call.
9958 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9959 since no longer used.
9960 * config/alpha/vms-tramp.asm: Remove.
9961 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9962 since now only data initialized at runtime.
9964 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9966 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9967 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9968 (MD_EXEC_PREFIX): Remove, no longer used.
9969 (MD_STARTFILE_PREFIX): Likewise.
9970 (INCLUDE_DEFAULTS): Likewise.
9971 * config/alpha/t-vms:
9972 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9974 2009-08-09 Richard Guenther <rguenther@suse.de>
9976 PR tree-optimization/41016
9977 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9978 (operand_precision): Remove.
9979 (integral_operand_p): Likewise.
9980 (recognize_single_bit_test): Adjust.
9982 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9984 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9985 operation overflows. Likewise non-cast unary arithmetic.
9986 If one arm of a conditional expression is always taken,
9987 inhibit evaluation warnings for the other arm. Likewise inhibit
9988 evaluation warnings for the second && or || operand if the first
9989 operand is enough to determine the result.
9990 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9992 (build_binary_op): Prevent duplicate evaluation warnings.
9994 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9996 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9997 and destination have different modes, Use promote_mode to
9998 determine the signedness of the conversion. Assert that the
9999 promoted source mode matches the destination mode. Don't pass
10000 the destination and destination mode to expand_expr if the source
10001 mode is different. Simplify conversion logic.
10003 2009-08-09 Ira Rosen <irar@il.ibm.com>
10005 PR tree-optimization/41008
10006 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10007 from condition only in case it's a comparison. Adjust checks.
10009 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10011 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10012 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10013 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10014 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10015 (dump_cand): Handle them.
10016 (struct iv_cand): New members COST_STEP and AINC_USE.
10017 (stmt_after_increment): Likewise.
10018 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10019 callers changed. Use gimple_uid comparison instead of scanning.
10020 (add_candidate_1): When looking for identical candidates, take
10021 AINC_USE into account. Set it for new candidates.
10022 (force_expr_to_var_cost): Cast target_spill_cost to int.
10023 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10024 All callers changed. Check for availability of autoinc addressing
10025 modes, both in general for a given mode, and in the specific use case.
10026 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10028 (get_computation_cost): Likewise.
10029 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10030 add_autoinc_candidates): New static functions.
10031 (add_candidate): Call add_autoinc_candidates for candidates based on
10033 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10034 (determine_use_iv_cost_address): If we have an autoinc candidate at
10035 the matching use, verify autoinc is possible and subtract the cost
10036 of the candidate's step from the cost.
10037 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10038 member of the candidate.
10039 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10040 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10042 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10044 * config.build (ia64-hp-*vms*): New target.
10045 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10046 with ia64-hp-*vms*.
10047 * config.gcc (ia64-hp-*vms*): New target.
10048 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10049 with ia64-hp-*vms*.
10050 * config.host (ia64-hp-*vms*): New target.
10051 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10052 with ia64-hp-*vms*.
10054 2009-08-08 Richard Guenther <rguenther@suse.de>
10056 PR tree-optimization/40991
10057 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10059 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10061 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10062 mode check. Do truncations in an integer mode.
10063 (force_to_mode): Handle subregs for all mode types. Only do
10064 arithmetic simplifications on integer modes.
10066 2009-08-07 Richard Guenther <rguenther@suse.de>
10068 PR tree-optimization/40999
10069 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10070 (maybe_fold_reference): Lookup constant initializers.
10071 (fold_gimple_assign): Likewise.
10073 2009-08-07 Richard Guenther <rguenther@suse.de>
10075 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10076 that require structural equality defer to the langhook.
10078 2009-08-07 Martin Jambor <mjambor@suse.cz>
10080 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10082 (struct ipa_pass_through_data): New type.
10083 (struct ipa_ancestor_jf_data): New type.
10084 (union jump_func_value): Removed field formal_id, added fields
10085 pass_through and ancestor.
10086 (struct ipa_param_call_note): Changed type of formal_id to int from
10088 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10089 operations jump functions and ancestor jump functions.
10090 (compute_complex_pass_through): New function.
10091 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10092 reflect changes in the jump function strucutre.
10093 (update_jump_functions_after_inlining): Ignore complex pass-through
10094 and ancestor jump functions.
10095 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10096 polynomial pass-through with operation jump functions.
10098 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10100 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10101 fde->dw_fde_begin as begin label instead of hot/cold label.
10102 Use LLSDAC label instead of LLSDA for second section lsda.
10103 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10104 label instead of LLSDA if it is true.
10105 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10107 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10108 SECTION argument. Use it as index into crtl->eh.call_site_record
10110 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10111 use it to determine how to print table entries instead of using
10112 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10113 label instead of normal begin label as base.
10114 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10115 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10116 ensure no EH range spans between sections and that landing pads
10117 are always in the corresponding section.
10118 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10119 for crtl->eh.call_site_record being an array rather than scalar.
10120 (output_one_function_exception_table): New function, copied
10121 from output_function_exception_table. Adjust
10122 dw2_size_of_call_site_table, dw2_output_call_site_table
10123 callers. For SECOND section use *C suffixed labels.
10124 (output_function_exception_table): Call
10125 output_one_function_exception_table and, when doing hot/cold
10126 partitioning, also another time for the second section.
10127 * opts.c: Include except.h.
10128 (decode_options): Allow -freorder-blocks-and-partition with
10129 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10130 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10131 * function.h (struct rtl_eh): Change call_site_record from
10132 scalar into array of 2 elements.
10134 2009-08-07 Martin Jambor <mjambor@suse.cz>
10136 * ipa-prop.c (count_formal_params_1): New function.
10137 (ipa_get_vector_of_formal_parms): New function.
10138 (get_vector_of_formal_parm_types): New function.
10139 (ipa_modify_formal_parameters): New function.
10140 (ipa_modify_call_arguments): New function.
10141 (index_in_adjustments_multiple_times_p): New function.
10142 (ipa_combine_adjustments): New function.
10143 (ipa_dump_param_adjustments): New function.
10144 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10145 (ipa_get_vector_of_formal_parms): Declare.
10146 (ipa_modify_formal_parameters): Declare.
10147 (ipa_modify_call_arguments): Declare.
10148 (ipa_combine_adjustments): Declare.
10149 (ipa_dump_param_adjustments): Declare.
10150 (build_ref_for_offset): Declare.
10151 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10152 * tree-sra.c: Include ipa-prop.c.
10153 (build_ref_for_offset): Make public.
10155 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10157 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10159 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10161 * gcc/doc/extend.texi (__builtin_extract_return_address)
10162 (__builtin_frob_return_address): Document.
10164 2009-08-06 Paul Brook <paul@codesourcery.com>
10166 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10167 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10168 implementation on ARMv6-M.
10170 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10172 * doc/extend.texi (pcs): Document new attribute for ARM.
10174 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10176 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10179 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10181 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10184 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10186 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10188 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10190 Merge ARM/hard_vfp_branch to trunk.
10192 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10194 * arm.c (libcall_eq): New function.
10195 (libcall_hash): New function.
10196 (add_libcall): New function.
10197 (arm_libcall_uses_aapcs_base): New function.
10198 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10199 libcalls using the base PCS.
10200 (arm_init_cumulative_args): Likewise.
10202 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10204 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10205 Use base ABI for conversion libfuncs between HFmode and SFmode.
10207 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10209 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10210 V4SImode as representatives of all 64-bit and 128-bit vector
10211 types. Allow vector types without vector modes.
10212 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10213 without vector modes like BLKmode.
10214 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10215 BLKmode. Avoid unsupported vector modes or TImode moves for
10217 (aapcs_vfp_allocate_return_reg): Likewise.
10218 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10219 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10221 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10223 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10224 (arm_get_pcs_model): Pass attribute arguments to
10225 arm_pcs_from_attribute.
10226 (arm_init_cumulative_args): Use base AAPCS for conversions from
10227 floating-point types to DImode.
10228 (arm_attribute_table): Add pcs attribute.
10229 (arm_handle_pcs_attribute): New.
10230 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10231 conversions from floating-point types to DImode, also declare them
10232 to use base AAPCS and declare functions they call to use base
10233 AAPCS and their RTABI names.
10235 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10237 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10238 -mfloat-abi=hard not being supported for VFP.
10240 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10242 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10243 SYMBOL_REF to hard_libcall_value.
10245 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10246 Richard Earnshaw <rearnsha@arm.com>
10248 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10249 has been put on the stack, all remaining co-processory arguments for
10250 that co-processor also go on the stack.
10252 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10254 * config/arm/arm.c (arm_return_in_memory): Handle returning
10255 vectors of suitable size in registers also for AAPCS case.
10257 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10259 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10261 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10263 ARM Hard-VFP calling convention
10264 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10265 * target.h (gcc_target): Add libcall_value to table of call hooks.
10266 * targhooks.h (default_libcall_value): Default implementation.
10267 * targhooks.c (default_libcall_value): Likewise.
10268 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10269 * optabs.c (expand_unop): Use it.
10270 * expr.h (hard_libcall_value): Pass the function RTX through.
10271 * calls.c (emit_library_call_value_1): Update call to
10272 hard_libcall_value.
10273 * explow.c (hard_libcall_value): Use new target hook.
10274 * config/arm/arm.c: Include cgraph.h
10275 (TARGET_FUNCTION_VALUE): Override default hook.
10276 (arm_pcs_default): New variable.
10277 (arm_override_options): Don't fault hard calling convention with VFP.
10278 Add support for AAPCS variants.
10279 (arm_function_value): Make static. Handle AAPCS variants.
10280 (arm_libcall_value): New function.
10281 (arm_apply_result_size): Handle VFP registers in results.
10282 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10284 (pcs_attribute_args): New variable.
10285 (arm_pcs_from_attribute): New function.
10286 (arm_get_pcs_model): New function.
10287 (aapcs_vfp_cum_init): New function.
10288 (aapcs_vfp_sub_candidate): New function.
10289 (aapcs_vfp_is_return_candidate): New function.
10290 (aapcs_vfp_is_call_candidate): New function.
10291 (aapcs_vfp_allocate): New function.
10292 (aapcs_vfp_allocate_return_reg): New function.
10293 (aapcs_vfp_advance): New function.
10294 (aapcs_cp_arg_layout): New variable.
10295 (aapcs_select_call_coproc): New function.
10296 (aapcs_select_return_coproc): New function.
10297 (aapcs_allocate_return_reg): New function.
10298 (aapcs_libcall_value): New function.
10299 (aapcs_layout_arg): New function.
10300 (arm_init_cumulative_args): Initialize AAPCS args data.
10301 (arm_function_arg): Handle AAPCS variants using new interface.
10302 (arm_arg_parital_bytes): Likewise.
10303 (arm_function_arg_advance): New function.
10304 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10305 calling conventions.
10306 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10307 * arm.h (NUM_VFP_ARG_REGS): Define.
10308 (LIBCALL_VALUE): Update.
10309 (FUNCTION_VALUE): Delete.
10310 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10311 (arm_pcs): New enum.
10312 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10313 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10314 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10315 * arm-protos.h (arm_function_arg_advance): Add.
10316 (aapcs_libcall_value): Add.
10317 (arm_function_value): Delete.
10319 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10320 H.J. Lu <hongjiu.lu@intel.com>
10323 * config/i386/i386.c (standard_sse_mode_p): Remove.
10324 (standard_sse_constant_p): Return 2 for integer mode
10325 vector_all_ones_operand when SSE2 is enabled.
10326 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10327 (ix86_expand_vector_move): Do not check for negative values from
10328 standard_sse_constant_p.
10330 2009-08-06 Richard Guenther <rguenther@suse.de>
10332 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10333 array type comparisons frontend independent.
10334 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10335 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10336 out array reference lower bound and element size operands.
10337 (ao_ref_init_from_vn_reference): Properly compute the offset
10338 for ARRAY_RANGE_REF.
10339 (vn_reference_fold_indirect): Fill out array reference lower
10340 bound and element size operands.
10341 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10342 a non gimple valued reference operand which can happen for
10343 array reference lower bound or element size.
10344 (create_component_ref_by_pieces_1): Properly generate the
10345 element size operand for array references.
10347 2009-08-06 Richard Guenther <rguenther@suse.de>
10349 PR tree-optimization/40964
10350 * tree.c (iterative_hash_host_wide_int): Export.
10351 * tree.h (iterative_hash_host_wide_int): Declare.
10352 * tree-ssa-structalias.c (heapvar_map): New struct.
10353 (heapvar_map_eq): New function.
10354 (heapvar_map_hash): Likewise.
10355 (heapvar_lookup): Adjust.
10356 (heapvar_insert): Likewise.
10357 (make_constraint_from_heapvar): Allow multiple heap variables
10358 per decl at different offsets.
10359 (init_alias_heapvars): Adjust.
10361 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10363 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10364 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10365 trailing sync if TARGET_SYNC_AFTER_SC.
10367 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10369 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10370 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10371 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10372 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10373 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10374 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10375 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10376 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10377 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10378 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10379 the prototype declaration match the definition.
10380 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10381 instructions explicitly. Add barrier_before and operands
10383 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10384 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10385 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10386 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10387 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10388 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10390 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10392 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10394 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10395 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10398 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10401 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10403 PR rtl-optimization/40924
10404 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10405 make sure canon_rtx (mem_address) isn't simpler than
10406 canon_rtx (expanded_mem_address).
10408 2009-08-05 Li Feng <nemokingdom@gmail.com>
10410 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10411 for each poly_bb_p.
10412 (build_scop_drs): Build alias set for each SCoP.
10414 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10416 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10417 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10418 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10419 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10420 (BASE_DRIVER_SELF_SPECS): Likewise.
10422 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10424 * tree-ssa-alias.c: Fix some comment typos.
10426 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10428 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10429 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10431 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10434 * simplify-rtx.c (simplify_binary_operation_1): Disable
10435 simplifications for decimal float operations.
10437 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10439 PR middle-end/40943
10440 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10441 operand of INDIRECT_REF.
10443 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10445 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10446 constants referencing TLS symbols.
10448 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10450 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10451 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10453 2009-08-03 Richard Guenther <rguenther@suse.de>
10455 * tree.c (make_vector_type): Build a main variant first,
10456 get the canonical one and then build the variant.
10457 * tree-ssa.c (useless_type_conversion_p_1): Handle
10459 (useless_type_conversion_p): Conversions to pointers to
10460 incomplete record types are useless.
10462 2009-08-03 Richard Guenther <rguenther@suse.de>
10464 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10465 file will be created.
10466 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10467 * toplev.c (compile_file): Adjust comment.
10469 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10471 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10472 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10473 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10474 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10475 (sh_promote_function_mode): Fix typo.
10477 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10479 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10481 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10483 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10484 declaration arguments.
10486 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10489 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10490 (ix86_split_ashl): Ditto.
10491 (ix86_expand_vector_init_one_nonzero): Ditto.
10492 (ix86_expand_vector_set): Ditto.
10493 (ix86_expand_reduc_v4sf): Ditto.
10495 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10497 * explow.c (promote_function_mode): Remove assert.
10498 * config/sh/sh.c (sh_promote_function_mode): Declare.
10500 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10502 * config/pa/pa.c (pa_promote_function_mode): Declare.
10503 Change to static. Fix promote_mode call.
10505 * gthr-dce.h (CONST_CAST2): Define if not defined.
10506 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10508 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10510 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10512 * expr.c (store_constructor): Use promote_decl_mode. Remove
10513 now write-only variable unsignedp.
10514 (expand_expr_real_1): Use promote_decl_mode.
10515 * expr.h (promote_function_mode, promote_decl_mode): New.
10516 (promote_mode): Remove last argument.
10517 * function.c (assign_temp): Drop last argument of promote_mode.
10518 (assign_parm_find_data_types): Use promote_function_mode.
10519 (assign_parm_setup_reg): Likewise.
10520 (expand_function_end): Use promote_function_mode.
10521 * calls.c (initialize_argument_information): Use promote_function_mode.
10522 (precompute_arguments): Use promote_mode instead of checking if
10523 only PROMOTE_FUNCTION_MODE is defined.
10524 (expand_call): When making sibcall decisions, use promote_function_mode.
10525 Below, remove an if for targetm.calls.promote_function_return and
10526 and use promote_function_mode.
10527 (emit_library_call_value_1): Use promote_function_mode, fix bug
10528 where promote_mode was passed FOR_CALL == 0 for a return value in an
10530 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10531 * explow.c (promote_function_mode, promote_decl_mode): New.
10532 (promote_mode): Keep only the FOR_CALL == 0 case.
10533 * combine.c (setup_incoming_promotion): Remove test of
10534 promote_function_args. Use promote_function_mode.
10535 * stmt.c (expand_value_return): Use promote_decl_mode.
10536 (expand_decl): Use promote_decl_mode.
10538 * expr.c (store_constructor): Use promote_decl_mode. Remove
10539 now write-only variable unsignedp.
10540 (expand_expr_real_1): Use promote_decl_mode.
10541 * expr.h (promote_function_mode, promote_decl_mode): New.
10542 (promote_mode): Remove last argument.
10543 * function.c (assign_temp): Drop last argument of promote_mode.
10544 (assign_parm_find_data_types): Use promote_function_mode.
10545 (assign_parm_setup_reg): Likewise.
10546 (expand_function_end): Use promote_function_mode.
10547 * calls.c (initialize_argument_information): Use promote_function_mode.
10548 (precompute_arguments): Use promote_mode instead of checking if
10549 only PROMOTE_FUNCTION_MODE is defined.
10550 (expand_call): When making sibcall decisions, use promote_function_mode.
10551 Below, remove an if for targetm.calls.promote_function_return and
10552 and use promote_function_mode.
10553 (emit_library_call_value_1): Use promote_function_mode, fix bug
10554 where promote_mode was passed FOR_CALL == 0 for a return value in an
10556 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10557 * explow.c (promote_function_mode, promote_decl_mode): New.
10558 (promote_mode): Keep only the FOR_CALL == 0 case.
10559 * combine.c (setup_incoming_promotion): Remove test of
10560 promote_function_args. Use promote_function_mode.
10561 * stmt.c (expand_value_return): Use promote_decl_mode.
10562 (expand_decl): Use promote_decl_mode.
10564 * explow.c (promote_function_mode): Just call the target hook.
10565 * targhooks.c (default_promote_function_mode,
10566 default_promote_function_mode_always_promote): New.
10567 * targhooks.h (default_promote_function_mode,
10568 default_promote_function_mode_always_promote): Declare.
10569 * target.h (promote_function_args, promote_function_return): Remove.
10570 (promote_function_mode): New.
10571 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10572 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10573 (TARGET_PROMOTE_FUNCTION_MODE): New.
10574 (TARGET_CALLS): Adjust.
10575 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10576 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10578 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10579 * config/s390/s390.c (s390_promote_function_mode): ... here,
10580 with pointer handling.
10581 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10582 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10584 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10585 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10586 with pointer handling.
10587 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10588 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10590 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10591 * config/sh/sh.c (sh_promote_function_mode): New.
10592 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10593 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10595 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10596 * config/cris/cris.c (cris_promote_function_mode): ... here.
10597 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10598 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10600 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10601 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10602 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10603 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10605 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10606 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10607 complex type handling.
10608 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10609 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10611 * config/pa/pa.c (pa_promote_function_mode): New.
10612 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10613 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10615 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10616 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10617 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10618 * config/xtensa/xtensa.c: Likewise.
10619 * config/stormy16/stormy16.c: Likewise.
10620 * config/iq2000/iq2000.c: Likewise.
10621 * config/rs6000/rs6000.c: Likewise.
10622 * config/picochip/picochip.c: Likewise.
10623 * config/arc/arc.c: Likewise.
10624 * config/mcore/mcore.c: Likewise.
10625 * config/score/score.c: Likewise.
10626 * config/mips/mips.c: Likewise.
10627 * config/bfin/bfin.c: Likewise.
10628 * config/ia64/ia64.c: Likewise (disabled though).
10630 * config/frv/frv.h: Remove pointless remark.
10632 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10633 TARGET_PROMOTE_FUNCTION_ARGS,
10634 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10635 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10637 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10639 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10640 -floop-parallelize-all.
10641 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10642 flag_loop_parallelize_all.
10643 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10644 * graphite.c (graphite_transform_loops): Same.
10645 * common.opt: Same.
10646 * graphite-poly.c (apply_poly_transforms): Same.
10648 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10650 PR tree-optimization/40914
10651 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10652 if set, then check the delta field of the PMF record.
10653 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10654 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10655 call is stored in the delta.
10657 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10659 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10661 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10663 * config/i386/bsd.h (ASM_BYTE): New define.
10664 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10665 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10666 .byte. Use fputs or putc instead of fprintf where appropriate.
10667 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10668 fputs or putc instead of fprintf where appropriate.
10669 * config/i386/i386elf.h: Ditto.
10670 * config/i386/sysv4.h: Ditto.
10672 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10673 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10674 (*tls_global_dynamic_64): Ditto.
10676 2009-07-31 Christian Bruel <christian.bruel@st.com>
10678 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10680 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10682 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10683 Remove dead code for MINUS.
10685 2009-07-31 Anthony Green <green@moxielogic.com>
10687 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10689 (moxie_expand_epilogue): Ditto for epilogue.
10690 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10691 incoming arguments.
10692 (moxie_function_arg): Ditto.
10693 (moxie_pass_by_reference): Ditto.
10694 (moxie_arg_partial_bytes): Ditto.
10695 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10696 (FUNCTION_ARG_ADVANCE) Ditto.
10697 (REG_PARM_STACK_SPACE) Ditto.
10698 (FUNCTION_ARG_REGNO_P) Dito.
10700 * config.gcc: Add moxie linux config support.
10701 * gcc/config/moxie/uclinux.h: New file.
10703 2009-07-31 DJ Delorie <dj@redhat.com>
10705 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10706 (UNSPECV_SP_SWITCH_E): New.
10707 (sp_switch_1): Change to an unspec.
10708 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10710 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10711 reference the new stack's address
10713 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10715 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10716 graphite-clast-to-gimple.o, graphite-dependences.o,
10717 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10718 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10719 (graphite-blocking.o,
10720 graphite-clast-to-gimple.o, graphite-dependences.o,
10721 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10722 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10723 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10724 * cfgloop.h (struct loop): Add can_be_parallel field.
10725 * common.opt (fgraphite-identity): Moved up.
10726 (fgraphite-force-parallel): New flag.
10727 * graphite.c: Rewrite.
10728 * graphite.h: Rewrite.
10729 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10731 * toplev.c (graphite_out_file): New file descriptor.
10732 (graphite_in_file): New.
10733 (process_options): flag_graphite_force_parallel cannot be used without
10735 * tree-ssa-loop.c: Include toplev.h.
10736 (gate_graphite_transforms): Enable flag_graphite for
10737 flag_graphite_force_parallel.
10739 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10741 * ChangeLog.graphite: New.
10742 * graphite-blocking.c: New.
10743 * graphite-clast-to-gimple.c: New.
10744 * graphite-clast-to-gimple.h: New.
10745 * graphite-dependences.c: New.
10746 * graphite-dependences.h: New.
10747 * graphite-interchange.c: New.
10748 * graphite-poly.c: New.
10749 * graphite-poly.h: New.
10750 * graphite-ppl.c: New.
10751 * graphite-ppl.h: New.
10752 * graphite-scop-detection.c: New.
10753 * graphite-scop-detection.h: New.
10754 * graphite-sese-to-poly.c: New.
10755 * graphite-sese-to-poly.h: New.
10759 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10761 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10762 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10764 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10766 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10767 (scev_is_linear_expression): Return false if the evolution is not
10768 affine multivariate.
10770 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10772 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10773 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10775 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10777 * tree-data-ref.c (debug_data_references): New.
10778 (debug_data_reference): New.
10779 * tree-data-ref.h (debug_data_references): Declared.
10780 (debug_data_reference): Declared.
10782 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10784 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10785 * tree-data-ref.h (scop_p): Removed.
10786 (struct data_reference): Remove field scop.
10787 (DR_SCOP): Removed.
10788 (stmt_simple_memref_p): Removed.
10790 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10792 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10793 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10796 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10798 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10800 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10802 * doc/invoke.texi (-fgraphite-identity): Documented.
10804 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10806 * tree-scalar-evolution.c: Fix comment.
10807 (instantiate_scev_1): Return unknow from scev instantiation if the
10808 result is not above instantiate_below.
10810 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10812 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10813 static anymore. Instantiate the symbols that may have been introduced
10815 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10818 2009-07-30 DJ Delorie <dj@redhat.com>
10820 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10821 .vliw directive to VLIW sections.
10823 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10825 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10827 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10828 (AUTOHEADER): New variable.
10829 ($(srcdir)/cstamp-h.in): Use it.
10831 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10832 Pat Haugen <pthaugen@us.ibm.com>
10833 Revital Eres <ERES@il.ibm.com>
10835 * config/rs6000/vector.md (VEC_F): Add VSX support.
10838 (mov<mode>): Ditto.
10839 (vector_load_<mode>): Ditto.
10840 (vector_store_<mode>): Ditto.
10841 (vector GPR move split): Ditto.
10842 (vec_reload_and_plus_<mptrsize>): Ditto.
10843 (vec_reload_and_reg_<mptrsize>): Ditto.
10844 (add<mode>3): Ditto.
10845 (sub<mode>3): Ditto.
10846 (mul<mode>3): Ditto.
10847 (neg<mode>2): Ditto.
10848 (abs<mode>2): Ditto.
10849 (smin<mode>3): Ditto.
10850 (smax<mode>3): Ditto.
10851 (vector_eq<mode>): Ditto.
10852 (vector_gt<mode>): Ditto.
10853 (vector_ge<mode>): Ditto.
10854 (vector_gtu<mode>): Ditto.
10855 (vector_select_<mode>_uns): Ditto.
10856 (vector_eq_<mode>_p): Ditto.
10857 (vector_gt_<mode>_p): Ditto.
10858 (vector_ge_<mode>_p): Ditto.
10859 (vector_gtu_<mode>_p): Ditto.
10860 (cr6_test_for_zero): Ditto.
10861 (cr6_test_for_zero_reverse): Ditto.
10862 (cr6_test_for_lt): Ditto.
10863 (cr6_test_for_lt_reverse): Ditto.
10864 (xor<mode>3): Ditto.
10865 (ior<mode>3): Ditto.
10866 (and<mode>3): Ditto.
10867 (one_cmpl<mode>2): Ditto.
10868 (nor<mode>2): Ditto.
10869 (andc<mode>2): Ditto.
10870 (float<VEC_int<mode>2): Ditto.
10871 (unsigned_float<VEC_int><mode>2): Ditto.
10872 (fix_trunc<mode><VEC_int>2): Ditto.
10873 (fixuns_trunc<mode><VEC_int>2): Ditto.
10875 (vec_set<mode>): Ditto.
10876 (vec_extract<mode>): Ditto.
10877 (vec_interleave_highv4sf): Ditto.
10878 (vec_interleave_lowv4sf): Ditto.
10879 (vec_realign_load_<mode>): Ditto.
10880 (vec_shl_<mode>): Ditto.
10881 (vec_shr_<mode>): Ditto.
10882 (div<mode>3): New patterns for VSX.
10883 (vec_interleave_highv2df): Ditto.
10884 (vec_interleave_lowv2df): Ditto.
10885 (vec_pack_trunc_v2df): Ditto.
10886 (vec_pack_sfix_trunc_v2df): Ditto.
10887 (vec_pack_ufix_trunc_v2df): Ditto.
10888 (vec_unpacks_hi_v4sf): Ditto.
10889 (vec_unpacks_lo_v4sf): Ditto.
10890 (vec_unpacks_float_hi_v4si): Ditto.
10891 (vec_unpacks_float_lo_v4si): Ditto.
10892 (vec_unpacku_float_hi_v4si): Ditto.
10893 (vec_unpacku_float_lo_v4si): Ditto.
10894 (movmisalign<mode>): Ditto.
10895 (vector_ceil<mode>2): New patterns for vectorizing math library.
10896 (vector_floor<mode>2): Ditto.
10897 (vector_btrunc<mode>2): Ditto.
10898 (vector_copysign<mode>3): Ditto.
10900 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10901 predicate for setting the high bit in each word, used for copysign.
10903 * config/rs6000/ppc-asm.h (f19): Whitespace.
10904 (f32-f63): Define if VSX.
10905 (v0-v31): Define if Altivec.
10906 (vs0-vs63): Define if VSX.
10908 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10910 * config/rs6000/power7.md: New file, provide tuning parameters for
10913 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10914 (rs6000_cpu_cpp_builtins): Ditto.
10915 (altivec_overloaded_builtins): Ditto.
10916 (altivec_resolve_overloaded_builtin): Ditto.
10918 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10919 debug switch to disable vectorizing simple math builtin
10922 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10923 Vectorize simple math builtin functions.
10924 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10925 hook to vectorize math builtins.
10926 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10927 (rs6000_builtin_conversion): Add VSX/power7 support.
10928 (rs6000_builtin_vec_perm): Ditto.
10929 (vsplits_constant): Add support for loading up a vector constant
10930 with just the high bit set in each part.
10931 (rs6000_expand_vector_init): Add VSX/power7 support.
10932 (rs6000_expand_vector_set): Ditto.
10933 (rs6000_expand_vector_extract): Ditto.
10934 (rs6000_emit_move): Ditto.
10935 (bdesc_3arg): Ditto.
10936 (bdesc_2arg): Ditto.
10937 (bdesc_1arg): Ditto.
10938 (rs6000_expand_ternop_builtin): Ditto.
10939 (altivec_expand_builtin): Ditto.
10940 (rs6000_expand_unop_builtin): Ditto.
10941 (rs6000_init_builtins): Ditto.
10942 (altivec_init_builtins): Ditto.
10943 (builtin_function_type): Ditto.
10944 (rs6000_common_init_builtins): Ditto.
10945 (rs6000_handle_altivec_attribute); Ditto.
10946 (rs6000_mangle_type): Ditto.
10947 (rs6000_vector_mode_supported_p): Ditto.
10948 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10949 are mode dependent.
10951 * config/rs6000/vsx.md: New file for VSX support.
10953 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10954 identifing values with just the most significant bit set.
10955 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10956 vectorized builtins.
10958 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10959 (UNSPEC_VRFIM): Delete.
10960 (splitter for loading up vector with most significant bit): New
10961 splitter for vectorizing copysign.
10962 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10963 vectorizing simple math functions.
10964 (altivec_vrfip): Add support for vectorizing simple math functions.
10965 (altivec_vrfim): Ditto.
10966 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10968 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10969 (power7.md, vsx.md): Include for power7 support.
10970 (copysigndf3): Use VSX instructions if -mvsx.
10971 (negdf2_fpr): Ditto.
10972 (absdf2_fpr): Ditto.
10973 (nabsdf2_fpr): Ditto.
10974 (adddf3_fpr): Ditto.
10975 (subdf3_fpr): Ditto.
10976 (muldf3_fpr): Ditto.
10977 (divdf3_fpr): Ditto.
10978 (fix_truncdfdi2_fpr): Ditto.
10979 (cmpdf_internal1): Ditto.
10980 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10981 (btruncdf2, btruncdf2_fpr): Ditto.
10982 (ceildf2, ceildf2_fpr): Ditto.
10983 (floordf2, floordf2_fpr): Ditto.
10984 (floatdidf2, floatdidf2_fpr): Ditto.
10985 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10986 (fmsubdf4_fpr): Ditto.
10987 (fnmadddf4_fpr_1): Ditto.
10988 (fnmadddf4_fpr_2): Ditto.
10989 (fnmsubdf4_fpr_1): Ditto.
10990 (fnmsubdf4_fpr_2): Ditto.
10991 (fixuns_truncdfdi2): Add expander for VSX support.
10992 (fix_truncdfdi2): Ditto.
10993 (fix_truncdfsi2): Ditto.
10994 (ftruncdf2): Ditto.
10995 (btruncsf2): Whitespace.
10996 (movdf_hardfloat32): Add support for VSX registers.
10997 (movdf_softfloat32): Ditto.
10998 (movdf_hardfloat64): Ditto.
10999 (movdf_hardfloat64_mfpgpr): Ditto.
11000 (movdf_softfloat64): Ditto.
11001 (movti splitters): Add check for vector registers supporting
11002 TImode in the future.
11003 (bpermd): Add power7 bpermd instruction.
11005 * config/rs6000/altivec.h (vec_div): Define if VSX.
11008 (vec_nmadd): Ditto.
11009 (vec_nearbyint): Ditto.
11012 (all predicates): Use the generic builtin function, and not the V4SF
11013 specific function so that the predicates will work with VSX's V2DF.
11014 (vec_all_*): Ditto.
11015 (vec_any_*): Ditto.
11017 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11018 Document new VSX functions and types.
11020 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11023 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11024 "wa", and "j" constraints. Modify "v" to talk about Altivec
11025 instead of just vector.
11027 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11030 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11031 location for phi arguments.
11032 (rewrite_update_phi_arguments): Find locations for reaching defs.
11033 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11034 Add location to add_phi_arg calls.
11035 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11036 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11037 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11038 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11039 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11040 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11041 * tree-phinodes.c (make_phi_node): Initialize location.
11042 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11043 (add_phi_arg): Add location parameter.
11044 (remove_phi_arg_num): Move location when moving phi argument.
11045 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11047 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11048 slpeel_update_phi_nodes_for_guard1,
11049 slpeel_update_phi_nodes_for_guard2,
11050 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11051 vect_loop_versioning): Set locations.
11052 * tree-parloops.c (create_phi_for_local_result,
11053 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11054 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11055 * tree-vect-loop.c (get_initial_def_for_induction,
11056 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11058 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11059 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11060 (gimple_phi_arg_set_location): New. Set locus.
11061 (gimple_phi_arg_has_location): New. Check for locus.
11062 (redirect_edge_var_map_location): New. Return locus from var_map.
11063 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11064 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11065 combining PHI arguments.
11066 (cond_store_replacement): Set location.
11067 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11068 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11069 scop_add_exit_phis_edge): Add locations.
11070 * tree-cfgcleanup.c (remove_forwarder_block,
11071 remove_forwarder_block_with_phi): Add locations.
11072 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11073 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11075 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11076 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11077 flush_pending_stmts): Add source location.
11078 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11079 stack to preserve locations.
11080 * tree-vect-stmts.c (vectorizable_load): Add location.
11081 * tree-inline.c (copy_phis_for_bb): Copy locus.
11082 (setup_one_parameter): Add call locus to inlined parameter stmts.
11083 (initialize_inlined_parameters): Pass in call location as parameter
11085 (tree_function_versioning): Pass location to setup_one_parameter.
11086 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11087 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11088 copy and edge lists.
11089 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11090 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11091 locus parameter and override the stmt default if provided.
11092 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11093 elim_graph_add_edge, elim_graph_remove_succ_edge,
11094 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11095 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11096 eliminate_phi): Add locus info in elimination graph for each edge and
11098 (insert_backedge_copies): Copy locus if present.
11099 * tree-flow.h (struct _edge_var_map): Add locus field.
11100 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11101 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11102 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11104 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11106 2009-07-30 Martin Jambor <mjambor@suse.cz>
11108 PR tree-optimization/40570
11109 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11110 use inlining loops.
11112 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11114 * ssa-loop-manip.c: Include langhooks.h.
11115 (rewrite_phi_with_iv): New.
11116 (rewrite_all_phi_nodes_with_iv): New.
11117 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11118 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11119 * tree-parloops.c (loop_parallel_p): Move out all conditions
11120 except dependency check.
11121 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11122 (gen_parallel_loop): Call canonicalize_loop_ivs without
11123 reduction_list argument.
11124 (build_new_reduction): New.
11125 (gather_scalar_reductions): New.
11126 (try_get_loop_niter): New.
11127 (try_create_reduction_list): New.
11128 (parallleize_loops): Change the parallel conditions check.
11129 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11130 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11132 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11134 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11136 * doc/options.texi (Option properties): Mention new quoting syntax.
11138 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11140 * config/alpha/alpha.c (alpha_start_function):
11141 Handle VMS_DEBUG_MAIN_POINTER
11142 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11143 * doc/invoke.texi: Document -mdebug-main switch.
11145 2009-07-29 Richard Henderson <rth@redhat.com>
11147 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11148 (cgraph_create_edge_including_clones): Likewise.
11149 * tree-inline.c (copy_bb): Operate on the correct edges
11150 when updating the callgraph.
11152 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11154 * config/alpha/vms-cc.c: Deleted.
11155 * config/alpha/vms-ld.c: Deleted.
11156 * config/alpha/t-vms64: Moved to config/vms
11157 * config/alpha/vms-crt0-64.c: Moved to config/vms
11158 * config/alpha/vms-crt0.c: Moved to config/vms
11159 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11160 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11161 * config/alpha/xm-vms.h: Moved to config/vms
11162 * config/alpha/x-vms: Moved to config/vms
11163 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11165 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11166 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11168 * config/vms/t-vms64: Moved here from config/alpha
11169 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11170 (argc,argv,envp): Enforce 32bit malloc'ing.
11171 * config/vms/vms-psxcrt0-64.c: Likewise.
11172 * config/vms/vms-crt0.c: Moved here from config/alpha.
11173 * config/vms/vms-psxcrt0.c: Likewise.
11174 * config/vms/vms-crtl-64.h: New file.
11175 * config/vms/vms-crtl.h: New file.
11176 * config/vms/vms.opt: New file.
11177 * config/vms/xm-vms64.h: New file.
11178 * config/vms/xm-vms.h: Moved here from config/alpha.
11179 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11181 * config/vms/x-vms: Moved here from config/alpha.
11182 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11183 (vms-ld.o, vms-cc.o): Removed.
11184 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11186 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11188 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11189 correct stack (obvious VMS fix).
11191 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11193 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11194 date, version info if VMS_DEBUGGING_INFO defined.
11195 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11196 size, date calculating code moved here.
11198 2009-07-29 Paul Brook <paul@codesourcery.com>
11200 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11203 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11206 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11207 to DImode when generating insq_le insn.
11209 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11211 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11212 New macro set for VMS_DEBUGGGING_INFO.
11213 (AT_string_form): Use it.
11215 2009-07-28 DJ Delorie <dj@redhat.com>
11217 * config/mep/mep.c (vtext_section): New.
11218 (vftext_section): New.
11219 (ftext_section): New.
11220 (mep_select_section): Add support for functions.
11221 (mep_unique_section): Likewise.
11222 (mep_asm_init_sections): Likewise.
11223 (mep_encode_section_info): Remove it from here.
11225 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11227 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11229 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11230 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11232 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11234 * dwarf2out.c (output_file_names): Test new macro
11235 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11236 (add_comp_dir_attribute): Likewise.
11238 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11240 * config/i386/mingw-w64.h (LINK_SPEC): Add
11241 separating space between commands.
11243 2009-07-28 Jan Hubicka <jh@suse.cz>
11245 PR tree-optimization/40759
11246 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11249 2009-07-27 DJ Delorie <dj@redhat.com>
11251 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11252 types are dword-aligned.
11253 (mep_expand_va_start): Likewise.
11255 2009-07-27 Olivier Hainque <hainque@adacore.com>
11256 Douglas B Rupp <rupp@gnat.com>
11258 * convert.c (convert_to_pointer): Don't assume the target
11259 pointer type is POINTER_SIZE long. Fetch its precision instead.
11261 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11263 * system.h (fopen): Undefine if macro.
11265 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11267 * dwarf2out.c (output_cfi_p): Removed.
11268 (output_cfis): New function.
11269 (output_fde): New function, split from output_call_frame_info.
11270 (output_call_frame_info): Use it.
11271 (dwarf2out_switch_text_section): Use output_cfis.
11273 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11275 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11276 TARGET_BI_ARCH is specified without enabling SJLJ.
11277 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11278 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11280 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11282 * arm.md (negdi2): Use DImode if forcing a value into a register.
11284 2009-07-26 Ira Rosen <irar@il.ibm.com>
11286 PR tree-optimization/40801
11287 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11288 of vector operand from the previous copy of vector statement.
11289 Pass the correct definition type value to
11290 vect_get_vec_def_for_stmt_copy().
11292 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11294 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11295 const char ** conversion.
11297 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11299 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11300 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11301 (gcc_unreachable): Invoke __builtin_unreachable() if
11302 !ENABLE_ASSERT_CHECKING.
11304 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11306 PR rtl-optimization/40445
11307 * emit-rtl.c (next_nonnote_insn_bb): New function.
11308 * rtl.h (next_nonnote_insn_bb): Declare new function.
11309 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11310 with no successors that is the successor of the ENTRY_BLOCK.
11311 Continue from the top after removing an empty fallthrough block.
11312 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11313 of next_nonnote_insn.
11315 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11317 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11319 2009-07-25 Martin Jambor <mjambor@suse.cz>
11321 * c-common.c (c_common_attribute_table): New element for noclone.
11322 (handle_noclone_attribute): New function. Forward-declare.
11323 * tree-inline.c (tree_versionable_function_p): Check for noclone
11325 * doc/extend.texi (Labels as Values): Document need for noclone.
11326 (Function Attributes): Document noclone attribute.
11328 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11330 PR rtl-optimization/34999
11331 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11332 and dw_fde_switched_cold_to_hot fields.
11333 (output_cfi_p): New function.
11334 (output_call_frame_info): If fde->dw_fde_switched_sections,
11335 output 2 FDEs instead of one with corrupted header.
11336 (dwarf2out_do_cfi_startproc): New function.
11337 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11338 and fde->dw_fde_switched_cold_to_hot.
11339 (dwarf2out_switch_text_section): Compute
11340 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11341 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11342 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11343 Otherwise, compute fde->dw_fde_switch_cfi.
11345 2009-07-24 Cary Coutant <ccoutant@google.com>
11347 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11349 2009-07-24 Cary Coutant <ccoutant@google.com>
11351 * cfghooks.c (split_block): Copy discriminator to new block.
11352 * tree-cfg.c (assign_discriminator): Check location of last
11353 instruction in block as well as first.
11355 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11357 * config/i386/linux.c: Use fputs or putc instead of fprintf
11359 * config/i386/gas.h: Ditto.
11360 * config/i386/x86-64.h: Ditto.
11361 * config/i386/att.h: Ditto.
11363 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11365 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11368 2009-07-24 Martin Jambor <mjambor@suse.cz>
11370 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11371 (ipa_push_func_to_list_1): Declare.
11372 (ipa_push_func_to_list): New function.
11374 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11375 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11376 (ipa_push_func_to_list): Removed.
11377 (ipa_pop_func_from_list): Clear node_enqueued flag.
11379 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11381 * config/s390/s390.c (override_options): Default
11382 max-unrolled-insns to 100 for z10 tuning.
11384 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11386 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11387 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11388 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11389 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11390 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11391 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11392 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11394 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11396 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11397 use default set in mingw32.h header.
11398 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11399 64-bit /mingw/include path.
11400 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11403 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11405 PR rtl-optimization/40209
11406 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11408 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11410 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11411 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11412 with the rest of string where appropriate. Use fputs or putc
11413 instead of fprintf where appropriate.
11415 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11416 Pat Haugen <pthaugen@us.ibm.com>
11417 Revital Eres <ERES@il.ibm.com>
11419 * config/rs6000/vector.md: New file. Move most of the vector
11420 expander support here from altivec.md to allow for the VSX vector
11421 unit in the future. Add support for secondary_reload patterns.
11422 Rewrite the patterns for vector comparison, and vector comparison
11423 predicate instructions so that the RTL expresses the desired
11424 behavior, instead of using unspec.
11426 * config/rs6000/constraints.md ("f" constraint): Use
11427 rs6000_constraints to hold the precalculated register class.
11428 ("d" constraint): Ditto.
11429 ("wd" constraint): New constraint for VSX.
11430 ("wf" constraint): Ditto.
11431 ("ws" constraint): Ditto.
11432 ("wa" constraint): Ditto.
11433 ("wZ" constraint): Ditto.
11434 ("j" constraint): Ditto.
11436 * config/rs6000/predicates.md (vsx_register_operand): New
11438 (vfloat_operand): New predicate for vector.md.
11439 (vint_operand): Ditto.
11440 (vlogical_operand): Ditto.
11441 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11442 (easy_vector_constant): Add VSX support.
11443 (altivec_indexed_or_indirect_operand): New predicate for
11444 recognizing Altivec style memory references with AND -16.
11446 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11447 for vector secondary reload support.
11448 (rs6000_vector_reg_class): Delete, replacing it with
11449 rs6000_constraints.
11450 (rs6000_vsx_reg_class): Ditto.
11451 (rs6000_constraints): New array to hold the register classes of
11452 each of the register constraints that can vary at runtime.
11453 (builtin_mode_to_type): New static array for builtin function type
11455 (builtin_hash_table): New static hash table for builtin function
11457 (TARGET_SECONDARY_RELOAD): Define target hook.
11458 (TARGET_IRA_COVER_CLASSES): Ditto.
11459 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11460 registers are 128 bits if VSX memory reference instructions are used.
11461 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11462 unit is being used.
11463 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11464 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11465 Print several of the scheduling related parameters.
11466 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11467 rs6000_constraints instead of rs6000_vector_reg_class. Move
11468 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11469 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11470 Altivec. Add VSX support. Setup for secondary reload support on
11471 Altivec/VSX registers.
11472 (rs6000_override_options): Make power7 set the scheduling groups
11473 like the power5. Add support for new debug switches to override
11474 the scheduling defaults. Temporarily disable -mcpu=power7 from
11475 setting -mvsx. Add support for debug switches -malways-hint,
11476 -msched-groups, and -malign-branch-targets.
11477 (rs6000_buitlin_conversion): Add support for returning unsigned
11478 vector conversion functions to fix regressions due to stricter
11480 (rs6000_builtin_mul_widen_even): Ditto.
11481 (rs6000_builtin_mul_widen_odd): Ditto.
11482 (rs6000_builtin_vec_perm): Ditto.
11483 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11484 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11485 to zero a register.
11486 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11487 generated upstream.
11488 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11489 VSX types for bit operations. Changes to accomidate vector.md.
11490 (bdesc_2arg): Ditto.
11491 (bdesc_1arg): Ditto.
11492 (struct builtin_description_predicates): Rewrite predicate
11493 handling so that RTL describes the operation, instead of passing
11494 the instruction to be used as a string argument.
11495 (bdesc_altivec_preds): Ditto.
11496 (altivec_expand_predicate_builtin): Ditto.
11497 (altivec_expand_builtin): Ditto.
11498 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11499 statement for vsldoi support.
11500 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11501 (altivec_expand_st_builtin): Ditto.
11502 (paired_expand_builtin): Whitespace changes.
11503 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11504 builtin_mode_to_type table for secondary reload. Call
11505 builtin_function_type to build random builtin functions.
11506 (altivec_init_builtins): Change to use builtin_function_type to
11507 create builtin function types dynamically as we need them.
11508 (builtin_hash_function): New support for hashing the tree types
11509 for builtin function as we need it, rather than trying to build
11510 all of the trees that we need. Add initial preliminary VSX support.
11511 (builtin_function_type): Ditto.
11512 (builtin_function_eq): Ditto.
11513 (builtin_hash_struct): Ditto.
11514 (rs6000_init_builtins): Ditto.
11515 (rs6000_common_init_builtins): Ditto.
11516 (altivec_init_builtins): Ditto.
11517 (rs6000_common_init_builtins): Ditto.
11518 (enum reload_reg_type): New enum for simplifing reg classes.
11519 (rs6000_reload_register_type): Simplify register classes into GPR,
11520 Vector, and other registers. Altivec and VSX addresses in reload.
11521 (rs6000_secondary_reload_inner): Ditto.
11522 (rs6000_ira_cover_classes): New target hook, that returns the
11523 appropriate cover classes, based on -mvsx being used or not.
11524 (rs6000_secondary_reload_class): Add VSX support.
11525 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11526 (get_vsel_insn): Ditto.
11527 (rs6000_emit_vector_compare): Rewrite vector conditional support
11528 so that where we can, we use RTL operators, instead of blindly use
11530 (rs6000_emit_vector_select): Ditto.
11531 (rs6000_emit_vector_cond_expr): Ditto.
11532 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11533 (create_TOC_reference): Add -mdebug=addr support.
11534 (emit_frame_save): VSX loads/stores need register indexed addressing.
11536 * config/rs6000/rs6000.md: Include vector.md.
11538 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11540 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11541 support for V2DI, V2DF in logical, permute, select operations.
11543 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11544 switch for vsx/power7.
11545 (-mvsx-scalar-memory): Ditto.
11546 (-mvsx-align-128): Ditto.
11547 (-mallow-movmisalign): Ditto.
11548 (-mallow-df-permute): Ditto.
11549 (-msched-groups): Ditto.
11550 (-malways-hint): Ditto.
11551 (-malign-branch-targets): Ditto.
11553 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11555 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11556 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11557 (rs6000_vector_reg_class): Delete.
11558 (rs6000_vsx_reg_class): Ditto.
11559 (enum rs6000_reg_class_enum): New enum for the constraints that
11560 vary based on target switches.
11561 (rs6000_constraints): New array to hold the register class for all
11562 of the register constraints that vary based on the switches used.
11563 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11564 (enum rs6000_builtins): Add unsigned varients for the builtin
11565 declarations returned by target hooks for expanding multiplies,
11566 select, and permute operations. Add VSX builtins.
11567 (enum rs6000_builtin_type_index): Add entries for VSX.
11568 (V2DI_type_node): Ditto.
11569 (V2DF_type_node): Ditto.
11570 (unsigned_V2DI_type_node): Ditto.
11571 (bool_long_type_node): Ditto.
11572 (intDI_type_internal_node): Ditto.
11573 (uintDI_type_internal_node): Ditto.
11574 (double_type_internal_node): Ditto.
11576 * config/rs6000/altivec.md (whole file): Move all expanders to
11577 vector.md from altivec.md. Rename insn matching functions to be
11579 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11580 (altivec_vcmp*): Ditto.
11581 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11582 (VM): New iterator for moves that includes the VSX types.
11583 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11584 (altivec_vperm_<mode>_uns): New, for unsigned types.
11585 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11586 (altivec_eq<mode>): Ditto.
11587 (altivec_gt<mode>): Ditto.
11588 (altivec_gtu<mode>): Ditto.
11589 (altivec_eqv4sf): Ditto.
11590 (altivec_gev4sf): Ditto.
11591 (altivec_gtv4sf): Ditto.
11592 (altivec_vcmpbfp_p): Ditto.
11594 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11596 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11599 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11602 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11603 ASM_SHORT instead of .word.
11604 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11605 instead of .word in asm template.
11607 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11610 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11611 (process_bb_node_lives): Use it.
11613 * ira.c (setup_cover_and_important_classes): Don't setup
11614 ira_important_class_nums. Add cover classes to the end of
11616 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11618 (find_reg_class_closure): Use reorder_important_classes.
11620 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11622 * config/i386/i386.c (i386_ira_cover_classes): New function.
11623 (TARGET_IRA_COVER_CLASSES): Redefine.
11625 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11626 importance of order of cover classes in the array.
11628 2009-07-22 Diego Novillo <dnovillo@google.com>
11630 * tree-pass.h (TDF_EH): Define.
11631 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11632 contains TDF_EH, print the EH region number holding GS.
11633 * tree-dump.c (dump_options): Add "eh".
11634 * doc/invoke.texi: Document it.
11636 2009-07-22 Doug Kwan <dougkwan@google.com>
11638 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11640 2009-07-22 Michael Matz <matz@suse.de>
11642 PR tree-optimization/35229
11643 PR tree-optimization/39300
11645 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11646 (inhibit_phi_insertion): New function.
11647 (insert_into_preds_of_block): Call it for REFERENCEs.
11648 (init_pre): Initialize and finalize scalar evolutions.
11649 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11651 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11653 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11654 Use CONST_VECTOR_NUNITS to determine number of elements.
11656 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11658 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11659 (U, W): Constraints are now deprecated and will be removed if we
11660 run out of letters.
11661 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11663 ("prefetch"): Add the stcmh instruction for prefetching.
11664 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11666 (s390_short_displacement): Return always true if compiling for
11667 machines not providing the long displacement facility.
11668 (s390_mem_constraint): Support the new constraint letter Z.
11669 (s390_check_qrst_address): New function.
11671 2009-07-21 DJ Delorie <dj@redhat.com>
11673 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11676 2009-07-21 Jason Merrill <jason@redhat.com>
11678 * c-common.c (max_tinst_depth): Increase default to 1024.
11680 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11683 (vec_unpacku_float_lo_v4si): Ditto.
11685 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11688 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11689 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11690 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11691 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11693 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11695 PR tree-optimization/40813
11696 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11699 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11701 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11702 with a NOP_EXPR if needed.
11704 2009-07-21 Paul Brook <paul@codesourcery.com>
11706 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11707 Terminate debug dump with newline.
11709 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11711 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11712 Cast "1" to unsigned HOST_WIDE_INT.
11713 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11714 deposit length to the maximum length - lsb. Extend length if
11715 HOST_BITS_PER_WIDE_INT is 32.
11717 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11719 * cgraph.h (constant_pool_htab): New function.
11720 (constant_descriptor_tree): Move from varasm.c.
11721 * varasm.c (constant_pool_htab): New function.
11722 (constant_descriptor_tree): Move to cgraph.h.
11724 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11726 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11728 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11730 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11733 2009-07-20 Xinliang David Li <davidxl@google.com>
11735 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11737 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11739 * config/mips/mips.md (move_type): Add arith.
11740 (type): Handle arith.
11741 (zero_extendsidi2): Rename this into ...
11742 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11743 (zero_extendsidi2): New expander.
11744 (*zero_extendsidi2_dext): New pattern.
11746 2009-07-20 Nick Clifton <nickc@redhat.com>
11748 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11749 to set MIPS_ABI_DEFAULT.
11750 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11752 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11754 * tree-object-size.c (addr_object_size): Handle unions with
11755 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11757 PR tree-optimization/40792
11758 * tree.c (build_function_type_skip_args): Remove bogus assert.
11760 2009-07-20 Jan Hubicka <jh@suse.cz>
11761 Martin Jambor <mjambor@suse.cz>
11763 * cgraph.h (combined_args_to_skip): New field.
11764 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11765 combined_args_to_skip and args_to_skip.
11766 * tree-inline.c (update_clone_info): New function.
11767 (tree_function_versioning): Call update_clone_info.
11768 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11770 (cgraph_materialize_all_clones): More extensive dumping, working
11771 with combined_args_to_skip rather than args_to_skip.
11773 2009-07-20 Ira Rosen <irar@il.ibm.com>
11775 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11776 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11777 (get_initial_def_for_reduction): Likewise.
11778 (vectorizable_reduction): Skip the check of first operand in case
11779 of COND_EXPR. Add check that it is outer loop vectorization if
11780 nested cycle was detected. Call vectorizable_condition() for
11781 COND_EXPR. If reduction epilogue cannot be created do not fail for
11782 nested cycles (if it is not double reduction). Assert that there
11783 is only one type in the loop in case of COND_EXPR. Call
11784 vectorizable_condition() to vectorize COND_EXPR.
11785 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11786 Add parameters. Allow nested cycles if called from
11787 vectorizable_reduction(). Use reduction vector variable if provided.
11788 (vect_analyze_stmt): Call vectorizable_reduction() before
11789 vectorizable_condition().
11790 (vect_transform_stmt): Update call to vectorizable_condition().
11792 2009-07-20 Christian Bruel <christian.bruel@st.com>
11794 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11795 * doc/invoke.texi (-mfmovd): Likewise.
11796 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11798 2009-07-20 Jan Hubicka <jh@suse.cz>
11800 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11801 when handling SSA name.
11803 2009-07-19 Jan Hubicka <jh@suse.cz>
11805 PR tree-optimization/40676
11806 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11807 virtual PHIs in empty BBs.
11809 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11811 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11812 re-expanded the compound use gen_lowpart instead to convert to the
11815 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11817 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11818 OUTER_CONST arguments.
11819 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11820 the new wider mode will be masked off.
11821 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11823 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11825 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11826 high-order bits are zero.
11828 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11830 * combine.c (simplify_shift_const_1): Split code to determine
11831 shift_mode into ...
11832 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11833 new bits shifted in are identical to the old sign bit.
11835 2009-07-18 Richard Guenther <rguenther@suse.de>
11838 * gimplify.c (gimplify_call_expr): Reject code using results from
11839 functions returning void.
11841 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11843 * doc/md.texi: Document the new PowerPC "es" constraint.
11844 Document that "m" can include automodified addresses on this target,
11845 and explain how %U must be used. Extend the "Q" and "Z" documentation
11846 to suggest "es" as well as "m".
11847 * config/rs6000/constraints.md (es): New memory constraint.
11848 (Q, Z): Update strings to match new documentation.
11850 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11852 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11853 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11854 * config/rs6000/predicates.md (volatile_mem_operand): Use
11855 offsettable_nonstrict_memref_p.
11856 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11857 (*floatunssidf2_internal): Likewise.
11858 (*fix_truncdfsi2_internal): Likewise.
11859 (*fix_trunctfsi2_internal): Likewise.
11861 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11863 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11864 atmega32u2 devices.
11865 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11867 2009-07-17 Richard Guenther <rguenther@suse.de>
11870 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11871 (pass_warn_unused_result): Likewise.
11872 (TODO_set_props): Remove.
11873 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11875 (pass_diagnose_omp_blocks): Define.
11876 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11877 (c_gimple_diagnostics_recursively): Remove.
11878 (finish_function): Do not call it.
11879 (c_write_global_declarations): Continue after errors.
11880 Finalize the CU here.
11881 * c-gimplify.c (c_genericize): Do not gimplify here.
11882 * c-common.c (c_warn_unused_result): Move ...
11883 * tree-cfg.c (do_warn_unused_result): ... here.
11884 (run_warn_unused_result): New function.
11885 (gate_warn_unused_result): New function.
11886 (pass_warn_unused_result): New pass.
11887 * c-common.h (c_warn_unused_result): Remove.
11888 * flags.h (flag_warn_unused_result): Declare.
11889 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11890 * opts.c (flag_warn_unused_result): Initialize to false.
11891 * toplev.c (compile_file): Add comment.
11892 * omp-low.c (create_omp_child_function): Do not register
11893 the function with the frontend.
11894 (diagnose_omp_structured_block_errors): Prepare to be
11895 called as optimization pass.
11896 (gate_diagnose_omp_blocks): New function.
11897 (pass_diagnose_omp_blocks): New pass.
11898 * cgraph.h (cgraph_optimize): Remove.
11899 (cgraph_analyze_function): Likewise.
11900 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11901 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11902 before their parents here.
11903 (cgraph_finalize_function): Not here.
11904 (cgraph_analyze_function): Gimplify functions here.
11905 (cgraph_finalize_compilation_unit): Continue after errors.
11906 Optimize the callgraph from here.
11907 (cgraph_optimize): Make static.
11908 * langhooks.c (write_global_declarations): Finalize the CU.
11909 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11910 (gimplify_function_tree): Assert we gimplify only once.
11911 Set PROP_gimple_any property.
11912 * tree-nested.c (gimplify_all_functions): New function.
11913 (lower_nested_functions): Gimplify all nested functions.
11914 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11915 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11916 and pass_diagnose_omp_blocks after gimplification. Do not
11917 set TODO_set_props on all_lowering_passes.
11918 (execute_one_pass): Do not handle TODO_set_props.
11919 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11920 (gimplify.o): Add tree-pass.h dependency.
11921 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11922 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11923 (unsave_r): Likewise.
11924 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11925 temporary variable.
11927 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11929 * doc/service.texi (Service): Restore previously removed link,
11930 which isn't broken after all.
11932 2009-07-17 Richard Guenther <rguenther@suse.de>
11934 PR tree-optimization/40321
11935 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11936 PHI nodes to the maximal set.
11937 (make_values_for_phi): Add PHI arguments to the maximal set.
11938 (execute_pre): Dump PHI_GEN and the maximal set.
11940 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11943 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11946 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11948 * doc/extend.texi (Nested Functions): Replace broken link with
11950 * doc/service.texi (Service): Remove broken link.
11952 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11955 * builtins.c (expand_builtin_memcmp): Use loc instead of
11956 EXPR_LOCATION (exp).
11957 (expand_builtin_strncmp): Likewise.
11959 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11960 Manuel López-Ibáñez <manu@gcc.gnu.org>
11963 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11964 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11965 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11966 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11967 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11968 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11969 tree-inline.c, c-common.c, c-common.h, gimple.c,
11970 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11971 convert.c: Add location argument to fold_{unary,binary,ternary},
11972 fold_build[123], build_call_expr, build_size_arg,
11973 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11974 fold_build1_initializer, fold_build2_initializer,
11975 fold_build3_initializer, fold_build_call_array,
11976 fold_build_call_array_initializer, fold_single_bit_test,
11977 omit_one_operand, omit_two_operands, invert_truthvalue,
11978 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11979 combine_comparisons, fold_builtin_*, fold_call_expr,
11980 build_range_check, maybe_fold_offset_to_address, round_up,
11983 2009-07-16 Jason Merrill <jason@redhat.com>
11986 * c-common.c (c_common_reswords): Add __is_standard_layout
11988 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11989 * doc/implement-cxx.texi: New.
11990 * doc/gcc.texi: Include it.
11992 2009-07-16 DJ Delorie <dj@redhat.com>
11994 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11995 compares that may be indirectly affected by previous instructions.
11997 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11999 * builtins.c (do_mpc_arg2): New.
12000 (fold_builtin_2): Fold builtin cpow.
12001 * real.h (HAVE_mpc_pow): New.
12003 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12005 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12006 comparison to skip unprofitable schedule
12008 2009-07-16 Simon Baldwin <simonb@google.com>
12010 * gcc.c (option_map): New flag -no-canonical-prefixes.
12011 * (display_help): Print help text for new flag.
12012 * (process_command): Move options translation and language specifics
12013 and handle new flag early. Use it to set a function pointer to a
12014 prefix builder. Replace make_relative_prefix calls with calls to
12015 the function pointed to. Ignore new flag in regular options handling.
12016 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12018 2009-07-15 DJ Delorie <dj@redhat.com>
12020 * config/mep/mep.md (sibcall_internal): Change register to avoid
12021 argument registers.
12022 (sibcall_value_internal): Likewise.
12024 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12026 PR rtl-optimization/40710
12027 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12029 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12031 * config/mips/mips.md (*extenddi_truncate<mode>,
12032 *extendsi_truncate<mode>): Change type attribute to move_type
12033 with shift_shift. Split out code handling exts from here ...
12034 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12036 (*extendhi_truncateqi): Change type attribute to move_type with
12037 shift_shift. Split out code handling exts from here ...
12038 (*extendhi_truncateqi_exts): ... to this new pattern.
12040 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12042 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12043 instead of "and" with inverted sign bit mask value. Use
12044 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12045 Allocate registers only for operand 4 and operand 5.
12047 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12049 PR middle-end/40747
12050 * fold-const.c (fold_cond_expr_with_comparison): When folding
12051 < and <= to MIN, make sure the MIN uses the same type as the
12052 comparison's operands.
12054 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12056 * arm.md (ior_xor): New code iterator.
12057 (split for ior/xor with shift and zero-extend): New split pattern.
12058 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12060 2009-07-15 Richard Guenther <rguenther@suse.de>
12062 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12065 2009-07-15 Richard Guenther <rguenther@suse.de>
12067 PR middle-end/40753
12068 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12070 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12072 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12073 handle 2.6.30 kernel.
12075 2009-07-15 DJ Delorie <dj@redhat.com>
12077 * config/mep/mep.md (sibcall_internal): Change register to allow
12078 for 24-bit addresses.
12079 (sibcall_value_internal): Likewise.
12081 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12083 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12084 that are enabled/disabled by the flags introduced by a previous patch.
12086 2009-07-14 DJ Delorie <dj@redhat.com>
12088 * config/mep/mep.md (sibcall_internal): Include non-toggling
12090 (sibcall_value_internal): Likewise.
12092 2009-07-14 Taras Glek <tglek@mozilla.com>
12093 Rafael Espindola <espindola@google.com>
12095 * doc/sourcebuild.texi: Document install-plugin target.
12096 * configure.ac: Added install-plugin target to language makefiles.
12097 * configure: Regenerate.
12098 * Makefile.in (install-plugin): Install more headers,
12099 depend on lang.install-plugin.
12101 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12103 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12106 2009-07-14 DJ Delorie <dj@redhat.com>
12108 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12109 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12110 * config/mep/mep.md (sibcall_internal): Change test from
12111 mep_vliw_mode_match to mep_vliw_jmp_match.
12112 (sibcall_value_internal): Likewise.
12114 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12116 * config/i386/sse.md (copysign<mode>3): New expander.
12117 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12118 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12119 Use ix86_build_const_vector.
12120 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12121 IX86_BUILTIN_CPYSGNPD.
12122 (builtin_description): Add __builtin_ia32_copysignps and
12123 __builtin_ia32_copysignpd.
12124 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12125 and BUILT_IN_COPYSIGNF.
12127 2009-07-13 Jason Merrill <jason@redhat.com>
12129 * builtins.c (can_trust_pointer_alignment): New fn.
12130 (get_pointer_alignment): Factor it out from here.
12131 * tree.h: Declare it.
12133 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12135 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12138 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12142 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12144 2009-07-14 Richard Guenther <rguenther@suse.de>
12145 Andrey Belevantsev <abel@ispras.ru>
12147 PR middle-end/40745
12148 * cfgexpand.c (partition_stack_vars): Do not bother to update
12149 alias information when not optimizing.
12151 2009-07-14 Richard Guenther <rguenther@suse.de>
12152 Andrey Belevantsev <abel@ispras.ru>
12154 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12155 (pt_solution_set): Likewise.
12156 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12157 * tree-ssa-structalias.c (pt_solution_set): New function.
12158 * final.c (rest_of_clean_state): Free SSA data structures.
12159 * print-rtl.c (print_decl_name): Remove.
12160 (print_mem_expr): Implement in terms of print_generic_expr.
12161 * alias.c (ao_ref_from_mem): New function.
12162 (rtx_refs_may_alias_p): Likewise.
12163 (true_dependence): Query alias-export info.
12164 (canon_true_dependence): Likewise.
12165 (write_dependence_p): Likewise.
12166 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12168 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12169 (mem_expr_equal_p): Use operand_equal_p.
12170 (set_mem_attributes_minus_bitpos): Do not use
12171 component_ref_for_mem_expr.
12172 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12173 (update_alias_info_with_stack_vars): Likewise.
12174 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12175 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12176 explicitly nor clear stmt operands.
12177 Free the decl-to-pointer map.
12178 * tree-optimize.c (execute_free_datastructures): Do not free
12179 SSA data structures here.
12180 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12181 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12182 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12184 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12186 2009-07-13 DJ Delorie <dj@redhat.com>
12188 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12189 unrolling at the right iteration count.
12191 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12194 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12196 * haifa-sched.c (rank_for_schedule): Introduced flags to
12197 enable/disable individual scheduling heuristics.
12198 * common.opt: Introduced flags to enable/disable individual
12199 heuristics in the scheduler.
12200 * doc/invoke.texi: Introduced flags to enable/disable individual
12201 heuristics in the scheduler.
12203 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12205 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12206 config/i386/mingw-tls.c.
12207 * config/i386/mingw-tls.c: Removed.
12209 2009-07-13 Ira Rosen <irar@il.ibm.com>
12211 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12212 checks access only relevant statements.
12213 (vectorizable_reduction): Likewise.
12215 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12217 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12218 just for 32-bit case.
12220 2009-07-12 Jan Hubicka <jh@suse.cz>
12222 PR tree-optimization/40585
12223 * except.c (expand_resx_expr): When there already is resume
12224 instruction, produce linked list.
12225 (build_post_landing_pads): Assert that resume is empty.
12226 (connect_post_landing_pads): Handle resume lists.
12227 (dump_eh_tree): Dump resume list.
12229 2009-07-12 Ira Rosen <irar@il.ibm.com>
12231 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12232 with additional argument.
12233 * tree-vectorizer.h (enum vect_def_type): Add
12234 vect_double_reduction_def.
12235 (vect_is_simple_reduction): Add argument.
12236 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12238 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12239 vect_is_simple_reduction with additional argument.
12240 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12242 (reduction_code_for_scalar_code): Handle additional codes by
12243 returning ERROR_MARK for them. Fix comment and indentation.
12244 (vect_is_simple_reduction): Fix comment, add argument to specify
12245 double reduction. Detect double reduction.
12246 (get_initial_def_for_induction): Fix indentation.
12247 (get_initial_def_for_reduction): Fix comment and indentation.
12248 Handle double reduction. Create initial definitions that do not
12249 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12250 (vect_create_epilog_for_reduction): Fix comment, add argument to
12251 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12252 epilogue result extraction. Create double reduction phi node and
12253 replace relevant uses.
12254 (vectorizable_reduction): Call vect_is_simple_reduction with
12255 additional argument. Fix indentation. Update epilogue code treatment
12256 according to the changes in reduction_code_for_scalar_code. Check
12257 for double reduction. Call vect_create_epilog_for_reduction with
12258 additional argument.
12259 * tree-vect-stmts.c (process_use): Handle double reduction, update
12261 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12262 (vect_get_vec_def_for_operand): Likewise.
12264 2009-07-12 Danny Smith <dansmister@gmail.com>
12266 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12267 dllexport if !TREE_PUBLIC.
12268 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12270 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12272 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12273 (avr_extra_arch_macro) Remove declatation.
12274 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12275 (avr_extra_arch_macro) Declare as static.
12276 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12278 2009-07-11 Jan Hubicka <jh@suse.cz>
12280 PR middle-end/48388
12281 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12283 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12286 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12287 cold_in_std_section bits.
12288 (dwarf2out_begin_prologue): Initialize them.
12289 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12290 if already covered by text_section or cold_text_section range.
12292 PR rtl-optimization/40667
12293 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12294 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12295 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12296 * config/i386/i386.c (ix86_minimum_alignment): New function.
12297 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12298 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12299 * emit-rtl.c (gen_reg_rtx): Likewise.
12300 * function.c (assign_parms): Likewise. If nominal_type needs
12301 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12302 rather than passed_type's alignment.
12305 * function.c (assign_parm_setup_stack): Adjust
12306 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12307 from nominal_mode on big endian.
12309 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12311 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12313 2009-07-10 DJ Delorie <dj@redhat.com>
12315 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12317 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12319 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12321 (thumb2_cbnz): Likewise.
12323 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12326 * config.gcc (supported_defaults): Add synci.
12327 (with_synci): Add validation.
12328 (all_defaults): Add synci.
12329 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12332 * config/mips/mips.opt (msynci): New option.
12333 * config/mips/mips.c (mips_override_options): Warn on use of
12334 -msynci for targets that do now support it.
12335 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12337 * gcc/doc/invoke.texi (-msynci): Document the new option.
12338 * doc/install.texi (--with-synci): Document the new option.
12340 2009-07-10 Richard Guenther <rguenther@suse.de>
12342 PR tree-optimization/40496
12343 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12344 the PHI result with a compatible type.
12346 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12350 * c.opt (Wunused-result): New.
12351 * doc/invoke.texi: Document it.
12352 * c-common.c (c_warn_unused_result): Use it.
12354 2009-07-09 DJ Delorie <dj@redhat.com>
12356 * targhooks.c (default_target_can_inline_p): Rename from
12357 default_target_option_can_inline_p.
12358 * targhooks.h (default_target_can_inline_p): Likewise.
12359 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12360 TARGET_OPTION_CAN_INLINE_P.
12361 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12362 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12363 (mep_target_can_inline_p): Rename from
12364 mep_target_option_can_inline_p.
12367 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12368 registers used to pass vectors.
12370 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12372 2009-07-09 Tom Tromey <tromey@redhat.com>
12374 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12375 * config/mmix/mmix.c: Include dwarf2.h.
12376 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12377 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12378 * config/sh/sh.c: Include dwarf2.h.
12379 * config/i386/i386.c: Include dwarf2.h.
12380 * Makefile.in (DWARF2_H): Remove 'elf'.
12381 * except.c: Include dwarf2.h.
12382 * unwind-dw2.c: Include dwarf2.h.
12383 * dwarf2out.c: Include dwarf2.h.
12384 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12385 * unwind-dw2-fde.c: Include dwarf2.h.
12386 * dwarf2asm.c: Include dwarf2.h.
12388 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12390 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12391 (max_issue): Use it.
12392 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12394 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12395 (region_sched_info): Update.
12396 * sched-ebb.c (ebb_sched_info): Update.
12397 * modulo-sched.c (sms_sched_info): Update.
12398 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12400 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12402 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12404 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12406 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12408 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12410 PR middle-end/40692
12411 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12412 arg1 with arg01 if arg1 is already INTEGER_CST.
12414 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12416 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12417 Transform (and (truncate)) into (truncate (and)).
12419 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12421 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12422 creating LHS paradoxical subregs. Fix surrounding returns to
12423 use NULL_RTX rather than 0.
12425 2009-07-08 DJ Delorie <dj@redhat.com>
12427 * config/mep/mep.c (mep_option_can_inline_p): New.
12428 (TARGET_OPTION_CAN_INLINE_P): Define.
12430 2009-07-08 Mark Wielaard <mjw@redhat.com>
12433 * dwarf2out.c (add_data_member_location_attribute): When we have
12434 only a constant offset don't emit a new location description using
12435 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12438 2009-07-08 Richard Henderson <rth@redhat.com>
12441 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12442 (enum reg_class): Add CLOBBERED_REGS.
12443 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12444 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12445 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12446 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12447 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12448 force 64-bit sibcalls into R11.
12449 * config/i386/constraints.md (U): New constraint.
12450 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12451 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12452 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12454 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12456 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12458 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12459 * ebitmap.h (dump_ebitmap): Ditto.
12460 * optabs.h (optab_libfunc): Ditto.
12461 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12462 * tree-flow.h (vect_can_force_dr_alignment_p,
12463 get_vectype_for_scalar_type): Ditto.
12464 (vectorize_loops): Move prototype to ...
12465 * tree-vectorizer.h: ... here. Also, adjust comment.
12466 (vect_set_verbosity_level): Remove duplicate prototype.
12467 * tree-ssa-loop.c: Include tree-vectorizer.h.
12468 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12470 2009-07-08 Nick Clifton <nickc@redhat.com>
12472 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12475 2009-07-08 DJ Delorie <dj@redhat.com>
12477 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12478 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12479 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12481 * config/mep/intrinsics.md: Regenerated.
12482 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12483 registers when asm() or calls are detected.
12485 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12488 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12490 * gimple (gimple_build_call_from_tree): Likewise.
12491 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12492 no_warning flag before warning.
12494 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12496 * tree.c (set_expr_locus): Remove.
12497 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12498 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12500 * gimplify.c (internal_get_tmp_var): Likewise.
12501 (gimplify_call_expr): Likewise.
12502 (gimplify_one_sizepos): Likewise.
12504 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12507 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12508 to variables for debugging purposes.
12510 2009-06-23 Mark Loeser <mark@halcy0n.com>
12513 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12515 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12517 * pretty-print.c (pp_base_format): Remove %J.
12518 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12519 gcc_cxxdiag_char_table): Likewise.
12520 (init_dynamic_diag_info): Likewise.
12522 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12524 * pretty-print.c (pp_base_format): Remove %H.
12525 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12526 gcc_cxxdiag_char_table): Likewise.
12527 (init_dynamic_diag_info): Likewise.
12528 * config/mep/mep.c (mep_select_section): Likewise.
12530 2009-07-07 Duncan Sands <baldrick@free.fr>
12532 * final.c (pass_clean_state): Give the pass a name.
12533 * passes.c (pass_rest_of_compilation): Likewise.
12534 * tree-optimize.c (pass_all_optimizations): Likewise.
12536 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12538 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12539 an extra 'decl' for error_at.
12541 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12543 PR middle-end/40669
12544 * tree-tailcall.c (adjust_return_value_with_ops,
12545 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12546 if it has complex or vector type.
12548 2009-07-07 Olivier Hainque <hainque@adacore.com>
12550 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12553 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12555 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12557 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12559 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12560 * c-decl.c: Likewise.
12561 * function.c: Likewise.
12562 * varasm.c: Likewise.
12563 * tree-ssa.c: Likewise.
12564 * c-common.c: Likewise.
12565 * tree-cfg.c: Likewise.
12566 * config/spu/spu.c: Likewise.
12567 * config/ia64/ia64.c: Likewise.
12568 * config/v850/v850.c: Likewise.
12570 2009-07-06 DJ Delorie <dj@redhat.com>
12572 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12573 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12574 unspecified accesses to control registers.
12575 * config/mep/intrinsics.md: Regenerate.
12576 * config/mep/intrinsics.h: Regenerate.
12577 * config/mep/mep-intrin.h: Regenerate.
12579 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12581 * c-lex.c: Replace %H by an explicit location. Update all calls.
12582 * c-common.c: Likewise.
12583 * c-decl.c: Likewise.
12584 * c-typeck.c: Likewise.
12585 * fold-const.c: Likewise.
12586 * gimplify.c: Likewise.
12587 * stmt.c: Likewise.
12588 * tree-cfg.c: Likewise.
12589 * tree-ssa-loop-niter.c: Likewise.
12590 * tree-vrp.c: Likewise.
12591 * value-prof.c: Likewise.
12593 2009-07-06 Diego Novillo <dnovillo@google.com>
12595 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12596 if it has one. Handle cases where VAR does not have an
12597 annotation or cfun is NULL.
12599 2009-07-06 Diego Novillo <dnovillo@google.com>
12601 * tree.c: Include debug.h.
12602 (initialize_tree_contains_struct): New.
12603 (init_ttree): Call it.
12604 (tree_node_structure_for_code): Factor out of ...
12605 (tree_node_structure): ... here.
12606 * treestruct.def (TS_PHI_NODE): Remove.
12607 (TS_GIMPLE_STATEMENT): Remove.
12609 2009-07-06 Diego Novillo <dnovillo@google.com>
12611 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12612 (debug_tree_chain): Handle cycles.
12614 2009-07-06 Nick Clifton <nickc@redhat.com>
12615 DJ Delorie <dj@redhat.com>
12617 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12618 __FMOVD_ENABLED__ is defined.
12620 (TARGET_FMOVD): Provide a default definition.
12621 (MASK_FMOVD): Likewise.
12622 (TARGET_CPU_CPP_BUILTINS): Define
12623 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12624 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12625 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12626 (split for DF load from memory into register): Also handle
12627 MEMs which consist of REG+DISP addressing.
12628 (split for DF store from register to memory): Likewise.
12629 (movsf_ie): Always use single fp_mode.
12630 * config/sh/sh.c (sh_override_options): Do not automatically
12631 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12632 that to the -mfmovd command line switch.
12633 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12634 (fldi_ok): Always allow.
12635 * config/sh/sh.opt (mfmovd): Remove this switch.
12636 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12638 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12639 Kaz Kojima <kkojima@gcc.gnu.org>
12641 PR rtl-optimization/30807
12642 * postreload.c (reload_combine): For every new use of REG_SUM,
12643 record the use of BASE.
12645 2009-07-06 Jan Hubicka <jh@suse.cz>
12647 * params.def: Revert my accidental commit at 2009-06-30.
12649 2009-07-04 Ian Lance Taylor <iant@google.com>
12652 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12654 (mingw_format_attribute_overrides): Likewise.
12656 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12659 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12660 don't check cfa.reg. Instead of cfa.indirect use
12661 fde && fde->drap_reg != INVALID_REGNUM test.
12663 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12665 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12667 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12670 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12672 2009-07-03 Richard Guenther <rguenther@suse.de>
12674 PR tree-optimization/40640
12675 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12678 2009-07-03 Jan Hubicka <jh@suse.cz>
12680 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12681 for size, reduce amount of inlining.
12683 2009-07-03 Richard Guenther <rguenther@suse.de>
12685 PR middle-end/34163
12686 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12687 if t +- x is known to not overflow and the conversion widens the
12689 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12691 2009-07-03 Jan Hubicka <jh@suse.cz>
12693 * ipa-pure-const.c (analyze): Update loop optimizer init.
12694 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12695 try_remove_empty_loop, remove_empty_loops): Remove.
12696 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12697 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12698 to mark regular loops as neccesary.
12699 (degenerate_phi_p): New function.
12700 (propagate_necessity, remove_dead_phis): Use it.
12701 (forward_edge_to_pdom): Likewise.
12702 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12703 virtual PHI nodes that became unreachable.
12704 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12705 * tree-flow.h (remove_empty_loops): Remove.
12706 * passes.c (init_optimization_passes): Remove.
12708 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12710 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12711 can_create_pseudo_p.
12712 (*fix_trunc<mode>_i387_1): Ditto.
12713 (*floathi<mode>2_1): Ditto.
12714 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12715 (*fistdi2_1): Ditto.
12716 (*fist<mode>2_1): Ditto.
12717 (frndintxf2_floor): Ditto.
12718 (*fist<mode>2_floor_1): Ditto.
12719 (frndintxf2_ceil): Ditto.
12720 (*fist<mode>2_ceil_1): Ditto.
12721 (frndintxf2_trunc): Ditto.
12722 (frndintxf2_mask_pm): Ditto.
12723 (fxam<mode>2_i387_with_temp): Ditto.
12724 * config/i386/sse.md (mulv16qi3): Ditto.
12725 (*sse2_mulv4si3): Ditto.
12727 (sse4_2_pcmpestr): Ditto.
12728 (sse4_2_pcmpistr): Ditto.
12730 2009-07-03 Jan Hubicka <jh@suse.cz>
12732 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12733 (mark_stmt_necessary): Set it.
12734 (mark_operand_necessary): Set it.
12735 (mark_control_dependent_edges_necessary): Set it.
12736 (mark_virtual_phi_result_for_renaming): New function.
12737 (get_live_post_dom): New function.
12738 (forward_edge_to_pdom): New function.
12739 (remove_dead_stmt): Fix handling of control dependences.
12740 (tree_dce_init): Init new bitmap.
12741 (tree_dce_done): Free it.
12743 2009-07-02 Richard Guenther <rguenther@suse.de>
12746 * tree-ssa-structalias.c (new_var_info): Initialize
12749 2009-07-02 Jan Hubicka <jh@suse.cz>
12751 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12754 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12756 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12757 instead of recomputing it. Adjust calls.
12758 (emit_store_flag): Adjust recursive calls.
12760 2009-07-02 Richard Guenther <rguenther@suse.de>
12762 * tree-ssa-live.c (remove_unused_locals): Do not remove
12764 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12765 of DECL_EXTERNAL for HEAP variables.
12766 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12767 HEAP variables. Do not adjust RESTRICT vars.
12768 (find_what_var_points_to): Nobody cares if something
12769 points to READONLY.
12771 2009-07-02 Ben Elliston <bje@au.ibm.com>
12773 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12774 pc_low and pc_high declarations to the top of the function.
12776 2009-07-01 DJ Delorie <dj@redhat.com>
12778 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12779 registers as fixed.
12780 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12781 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12782 unspecified accesses to control registers.
12783 * config/mep/intrinsics.md: Regenerate.
12784 * config/mep/intrinsics.h: Regenerate.
12785 * config/mep/mep-intrin.h: Regenerate.
12787 2009-07-01 Anthony Green <green@moxielogic.com>
12789 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12790 instruction when possible.
12791 (moxie_expand_prologue): Ditto. Also, save an instruction and
12792 some complexity by popping off of $r12 instead of $sp.
12793 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12796 2009-07-01 Richard Henderson <rth@redhat.com>
12799 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12800 contained no insns, reposition note before last insn.
12802 2009-07-01 Richard Henderson <rth@redhat.com>
12805 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12806 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12808 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12811 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12812 darwin9 for printing reg addresses with %y.
12814 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12816 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12817 truncation from operands in binary operations.
12819 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12822 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12823 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12824 subreg of op0 to the original op0.
12826 * expmed.c (store_bit_field_1): Use a temporary as the destination
12827 instead of a paradoxical subreg when we need to truncate the result.
12829 2009-07-01 DJ Delorie <dj@redhat.com>
12831 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12832 names to VLIW variants.
12833 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12834 * config/mep/intrinsics.md: Regenerate.
12835 * config/mep/intrinsics.h: Regenerate.
12836 * config/mep/mep-intrin.h: Regenerate.
12838 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12841 * jump.c (returnjump_p): Revert last patch.
12842 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12844 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12847 * pa.md (casesi32p): Use jump table label to determine the offset
12849 (casesi64p): Likewise.
12851 * pa.c (forward_branch_p): Return bool type. Use instruction
12852 addresses when available. Assert that INSN has a jump label.
12853 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12856 2009-07-01 Richard Guenther <rguenther@suse.de>
12858 PR tree-optimization/19831
12859 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12860 that only act as barriers do not make any previous stores necessary.
12861 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12862 HEAP variables global, do not add a constraint from nonlocal.
12863 (find_func_aliases): Handle escapes through return statements.
12864 (compute_points_to_sets): Make escaped HEAP variables global.
12866 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12869 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12870 after reducing a DImode cstore to SImode.
12872 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12874 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12875 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12877 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12879 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12880 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12882 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12883 and umod_optab if TARGET_BSD_DIVMOD.
12884 * config/vax/lib1funcs.asm: New file.
12885 * config/vax/t-linux: New file.
12886 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12888 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12891 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12892 to type arguments that have void type.
12895 * dwarf2out.c (gen_formal_parameter_die): Call
12896 equate_decl_number_to_die if node is different from origin.
12898 2009-06-30 Anthony Green <green@moxielogic.com>
12900 Clean up moxie port for --enable-build-with-cxx.
12901 * config/moxie/moxie.c (moxie_function_value): First two
12902 parameters are const_tree, not tree.
12903 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12904 (REG_CLASS_NAMES): Ditto.
12905 (REGNO_REG_CLASS): Ditto.
12906 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12907 (moxie_function_value): Fix constyness of arguments.
12909 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12911 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12912 finalize_size_functions before further processing.
12913 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12914 (variable_size): Call self_referential_size on size expressions
12915 that contain a PLACEHOLDER_EXPR.
12916 (size_functions): New static variable.
12917 (copy_self_referential_tree_r): New static function.
12918 (self_referential_size): Likewise.
12919 (finalize_size_functions): New global function.
12920 * tree.c: Include tree-inline.h.
12921 (push_without_duplicates): New static function.
12922 (find_placeholder_in_expr): New global function.
12923 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12925 <tcc_expression>: Likewise.
12926 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12927 the call in the expression.
12928 * tree.h (finalize_size_functions): Declare.
12929 (find_placeholder_in_expr): Likewise.
12930 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12931 (substitute_placeholder_in_expr): Update comment.
12932 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12934 (copy_tree_body_r): Likewise.
12935 (copy_tree_body): New static function.
12936 (maybe_inline_call_in_expr): New global function.
12937 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12938 (maybe_inline_call_in_expr): Declare.
12939 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12940 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12943 2009-06-30 Richard Guenther <rguenther@suse.de>
12945 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12947 (propagate_necessity): Do not mark reaching defs of stores
12950 2009-06-30 Jan Hubicka <jh@suse.cz>
12952 * cfgloopanal.c (check_irred): Move into ...
12953 (mark_irreducible_loops): ... here; return true if ireducible
12955 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12956 (analyze_function): Try to prove loop finiteness.
12957 * cfgloop.h (mark_irreducible_loops): Update prototype.
12958 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12960 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12962 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12964 2009-06-30 Ira Rosen <irar@il.ibm.com>
12966 PR tree-optimization/40542
12967 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12970 2009-06-30 Martin Jambor <mjambor@suse.cz>
12972 PR tree-optimization/40582
12973 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12974 than useless_type_conversion_p.
12975 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12978 2009-06-30 Martin Jambor <mjambor@suse.cz>
12980 PR middle-end/40554
12981 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12983 2009-06-30 Richard Guenther <rguenther@suse.de>
12985 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12986 use ao_ref references.
12987 (walk_aliased_vdefs): Likewise.
12988 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12989 * tree-ssa-dce.c (struct ref_data): Remove.
12990 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12991 (mark_aliased_reaching_defs_necessary): Adjust.
12992 (mark_all_reaching_defs_necessary_1): Likewise.
12994 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12997 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12998 (emit_store_flag_1): Extract from emit_store_flag, adjust
12999 calls to (what now is) emit_cstore.
13000 (emit_store_flag): Call emit_store_flag_1 and also use it
13001 for what used to be recursive calls.
13003 2009-06-30 Wei Guozhi <carrot@google.com>
13006 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13007 if the target bb post dominates from bb.
13008 * config/i386/i386.c (memory_address_length): Check existence of base
13009 register before using it.
13011 2009-06-30 Nick Clifton <nickc@redhat.com>
13012 DJ Delorie <dj@redhat.com>
13014 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13015 __FMOVD_ENABLED__ is defined.
13017 (TARGET_FMOVD): Provide a default definition.
13018 (MASK_FMOVD): Likewise.
13019 (TARGET_CPU_CPP_BUILTINS): Define
13020 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13021 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13022 two fmov instructions depending upon whether TARGET_FMOVD is
13024 (split for DF load from memory into register): Also handle
13025 MEMs which consist of REG+DISP addressing.
13026 (split for DF store from register to memory): Likewise.
13027 * config/sh/sh.opt (mfmovd): Remove this switch.
13028 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13029 * config/sh/sh.c (sh_override_options): Do not automatically
13030 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13031 that to the -mfmovd command line switch.
13033 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13035 (fldi_ok): Always allow.
13036 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13038 2009-06-29 DJ Delorie <dj@redhat.com>
13040 * doc/install.texi (mep-x-elf): Correct chip's full name.
13042 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13044 * doc/extend.texi: Fix typo.
13046 2009-06-29 Tom Tromey <tromey@redhat.com>
13048 * dwarf2.h: Remove.
13049 * Makefile.in (DWARF2_H): New variable.
13050 (except.o): Use it.
13051 (dwarf2out.o): Likewise.
13052 (dwarf2asm.o): Likewise.
13053 * config/i386/t-i386: Use DWARF2_H.
13054 * except.c: Include elf/dwarf2.h.
13055 * unwind-dw2.c: Include elf/dwarf2.h.
13056 * dwarf2out.c: Include elf/dwarf2.h.
13057 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13058 <dtprel>: New field.
13059 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13060 (size_of_loc_descr): Likewise.
13061 (output_loc_operands_raw): Likewise.
13062 (output_loc_operands): Handle new dtprel field.
13063 (loc_checksum): Update.
13064 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13065 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13066 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13067 * dwarf2asm.c: Include elf/dwarf2.h.
13068 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13069 * config/mmix/mmix.c: Include elf/dwarf2.h.
13070 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13071 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13072 * config/sh/sh.c: Include elf/dwarf2.h.
13073 * config/i386/i386.c: Include elf/dwarf2.h.
13075 2009-06-29 DJ Delorie <dj@redhat.com>
13077 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13079 * doc/extend.texi: Add MeP attributes and pragmas.
13080 * doc/invoke.text: Add MeP Options.
13081 * doc/contrib.texi: Add MeP contribution.
13082 * doc/md.texi: Add MeP constraints.
13083 * doc/install.texi: Add MeP target.
13085 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13087 * target.h (struct gcc_target): Add frame_pointer_required field.
13088 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13089 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13090 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13092 * reload1.c (update_eliminables): (Ditto.).
13093 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13094 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13095 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13097 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13099 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13100 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13101 (arm_frame_pointer_required): New function.
13103 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13104 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13105 (avr_frame_pointer_required_p): Declare as static.
13106 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13108 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13109 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13110 (bfin_frame_pointer_required): Make as static, change return type
13112 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13114 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13115 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13116 (cris_frame_pointer_required): New function.
13118 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13120 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13121 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13122 (fr30_frame_pointer_required): New function.
13124 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13125 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13126 (frv_frame_pointer_required): Make as static, change return type
13128 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13130 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13131 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13132 (ix86_frame_pointer_required): Make as static, change return type to
13134 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13136 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13137 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13139 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13141 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13143 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13145 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13146 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13147 (mips_frame_pointer_required): Make as static.
13148 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13150 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13151 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13152 (mmix_frame_pointer_required): Mew function.
13154 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13155 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13157 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13159 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13161 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13163 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13164 (CAN_ELIMINATE): Redefine.
13165 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13166 (sparc_frame_pointer_required): New function.
13167 (sparc_can_eliminate): New function.
13168 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13170 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13171 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13173 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13174 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13175 (xtensa_frame_pointer_required): Make as static, change return type
13177 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13180 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13182 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13183 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13184 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13185 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13186 (register_callback): Handle PLUGIN_START_UNIT.
13187 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13189 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13191 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13193 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13194 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13196 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13198 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13201 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13203 * doc/extend.texi (Additional Floating Types): __float128 is also
13204 supported on i386 targets.
13206 2009-06-29 Richard Guenther <rguenther@suse.de>
13208 PR middle-end/14187
13209 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13211 (pt_solutions_same_restrict_base): Declare.
13212 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13214 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13215 (make_constraint_from, make_copy_constraint): Move earlier.
13216 (make_constraint_from_heapvar): New function.
13217 (make_constraint_from_restrict): Likewise.
13218 (handle_lhs_call): Use it.
13219 (find_func_aliases): Use it to track conversions to restrict
13220 qualified pointers.
13221 (struct fieldoff): Add only_restrict_pointers flag.
13222 (push_fields_onto_fieldstack): Initialize it.
13223 (create_variable_info_for): Track global restrict qualified pointers.
13224 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13225 Track restrict qualified pointer arguments.
13226 (set_uids_in_ptset): Use varinfo is_global_var flag.
13227 (find_what_var_points_to): Set the vars_contains_restrict flag.
13228 Always create the points-to solution for sets including restrict tags.
13229 (pt_solutions_same_restrict_base): New function.
13230 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13231 qualified pointers use pt_solutions_same_restrict_base as
13232 additional source for disambiguation.
13234 2009-06-29 Richard Guenther <rguenther@suse.de>
13236 PR middle-end/38212
13237 * alias.c (find_base_decl): Remove.
13238 (get_deref_alias_set_1): Remove restrict handling.
13239 * c-common.c (c_apply_type_quals_to_decl): Do not set
13240 DECL_POINTER_ALIAS_SET.
13241 * gimplify.c (find_single_pointer_decl_1): Remove.
13242 (find_single_pointer_decl): Likewise.
13243 (internal_get_tmp_var): Remove restrict handling.
13244 (gimple_regimplify_operands): Likewise.
13245 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13246 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13247 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13248 * tree.c (restrict_base_for_decl): Remove.
13249 (init_ttree): Do not allocate it.
13250 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13251 LABEL_DECL_UID for label decls.
13252 (copy_node_stat): Do not copy restrict information.
13253 (decl_restrict_base_lookup): Remove.
13254 (decl_restrict_base_insert): Likewise.
13255 (print_restrict_base_statistics): Likewise.
13256 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13257 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13258 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13259 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13260 (LABEL_DECL_UID): Adjust.
13261 (DECL_BASED_ON_RESTRICT_P): Remove.
13262 (DECL_GET_RESTRICT_BASE): Likewise.
13263 (SET_DECL_RESTRICT_BASE): Likewise.
13264 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13266 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13267 instead of DECL_POINTER_ALIAS_SET.
13268 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13269 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13270 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13272 2009-06-29 Richard Guenther <rguenther@suse.de>
13274 PR tree-optimization/40579
13275 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13276 the IL to simplify has constants that overflowed.
13278 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13280 PR tree-optimization/40550
13281 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13282 vector_compute_type only when the size of vector_compute_type is
13283 less than the size of type.
13285 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13287 * fold-const.c (contains_label_1): Fix comments.
13288 (contains_label_p): Do not walk trees multiple time.
13290 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13292 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13293 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13294 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13295 ix86_fp_comparison_operator.
13296 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13297 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13298 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13299 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13300 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13301 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13302 (related splits): Change predicate to ix86_fp_comparison_operator.
13303 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13304 instead of ix86_fp_comparison_codes.
13305 (ix86_trivial_fp_comparison_operator,
13306 ix86_fp_comparison_operator): New.
13307 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13308 (ix86_expand_compare): Eliminate last two parameters.
13309 (ix86_fp_jump_nontrivial_p): Kill.
13310 * config/i386/i386.c (put_condition_code): Eliminate call to
13311 ix86_fp_comparison_codes and subsequent assertion.
13312 (ix86_fp_comparison_codes): Eliminate.
13313 (ix86_fp_swap_condition): New.
13314 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13315 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13316 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13317 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13318 and ix86_fp_swap_condition.
13319 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13320 Use ix86_fp_comparison_strategy.
13321 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13322 (ix86_fp_jump_nontrivial_p): Eliminate.
13323 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13324 call to ix86_expand_compare.
13325 (ix86_split_fp_branch, ix86_expand_setcc,
13326 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13327 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13329 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13331 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13332 related to jump_clobbers.
13333 * config/arm/arm.md (conds): Remove jump_clob case.
13334 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13335 splits): Change comparison_operator to arm_comparison_operator.
13336 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13339 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13341 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13342 condition for floating point modes.
13343 * expmed.c (emit_store_flag_1): Move here a bigger part
13344 of emit_store_flag.
13345 (emit_store_flag): Try swapping the condition for floating point
13347 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13349 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13351 * expr.c (expand_expr_real_1): Just use do_store_flag.
13352 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13353 emit_store_flag_force.
13354 * expmed.c (emit_store_flag_force): Copy here trick
13355 previously in expand_expr_real_1. Try reversing the comparison.
13356 (emit_store_flag_1): Work if target is NULL.
13357 (emit_store_flag): Work if target is NULL, using the result mode
13358 from the comparison. Use split_comparison, restructure final part
13359 to simplify conditionals.
13361 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13363 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13364 * dojump.c (do_jump): Change handling of floating-point
13365 ops to use just do_compare_and_jump.
13366 (split_comparison): New.
13367 (do_compare_rtx_and_jump): Add here logic coming previously
13368 in do_jump, using split_comparison.
13370 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13373 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13375 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13377 * tree-ssa-alias.c: Fix unintentional commit.
13379 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13381 * passes.c (execute_one_pass): Fix unintentional commit.
13383 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13385 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13386 (df_rd_local_compute, df_md_local_compute): Inline them.
13388 (df_md_scratch): New.
13389 (df_md_alloc, df_md_free): Allocate/free it.
13390 (df_md_local_compute): Only include live registers in init.
13391 (df_md_transfer_function): Prune the in-set computed by
13392 the confluence function, and the gen-set too.
13394 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13396 PR rtl-optimization/26854
13397 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13398 * df-problems.c (df_rd_add_problem): Fix comment.
13399 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13400 df_md_simulate_artificial_defs_at_top,
13401 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13402 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13403 df_md_transfer_function, df_md_init, df_md_confluence_0,
13404 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13405 problem_MD, df_md_add_problem): New.
13406 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13407 df_md_get_bb_info): New.
13408 (DF_LAST_PROBLEM_PLUS1): Adjust.
13410 * Makefile.in (fwprop.o): Include domwalk.h.
13411 * fwprop.c: Include domwalk.h.
13412 (reg_defs, reg_defs_stack): New.
13413 (bitmap_only_bit_between): Remove.
13414 (process_defs): New.
13415 (process_uses): Use reg_defs and local_md instead of
13416 bitmap_only_bit_between and local_rd.
13417 (single_def_use_enter_block): New, from build_single_def_use_links.
13418 (single_def_use_leave_block): New.
13419 (build_single_def_use_links): Remove code moved to
13420 single_def_use_enter_block, invoke domwalk.
13421 (use_killed_between): Adjust comment.
13423 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13425 * bitmap.h (bitmap_ior_and_into): New.
13426 * bitmap.c (bitmap_ior_and_into): New.
13428 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13430 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13431 before_dom_children_before_stmts and after_dom_children_after_stmts.
13432 Rename the two remaining callbacks to just before_dom_children and
13433 after_dom_children. Remove other GIMPLE statement walking bits.
13434 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13435 * graphite.c: Do not include domwalk.h.
13436 * tree-into-ssa.c (interesting_blocks): New global.
13437 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13438 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13439 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13440 now that they're not domwalk callbacks.
13441 (rewrite_initialize_block): Rename to...
13442 (rewrite_enter_block): ... this, place after called functions. Test
13443 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13444 (rewrite_finalize_block): Rename to...
13445 (rewrite_leave_block): ... this, place after called functions.
13446 (rewrite_update_init_block): Rename to...
13447 (rewrite_update_enter_block): ... this, place after called functions.
13448 Test interesting_blocks, call rewrite_update_stmt and
13449 rewrite_update_phi_arguments.
13450 (rewrite_update_fini_block): Rename to...
13451 (rewrite_leave_block): ... this, place after called functions.
13452 (rewrite_blocks): Remove last argument, simplify initialization of
13454 (mark_def_sites_initialize_block): Rename to...
13455 (mark_def_sites_block): ... this, call mark_def_sites.
13456 (mark_def_sites_blocks): Remove argument, simplify initialization of
13458 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13459 (update_ssa): Likewise.
13460 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13462 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13463 (dom_opt_initialize_block): Rename to...
13464 (dom_opt_enter_block): ... this, place after called functions. Walk
13465 statements here, inline propagate_to_outgoing_edges.
13466 (dom_opt_finalize_block): Rename to...
13467 (dom_opt_leave_block): ... this, place after called functions.
13468 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13470 (dse_enter_block, dse_record_phi): New.
13471 (dse_record_phis): Delete.
13472 (dse_finalize_block): Rename to...
13473 (dse_leave_block): ... this.
13474 (tree_ssa_dse): Simplify initialization of walk_data.
13475 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13476 Adjust initialization of walk_data.
13477 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13478 * tree-ssa-loop-phiopt.c (get_non_trapping):
13479 Adjust initialization of walk_data.
13480 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13481 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13482 it's not a domwalk callback.
13483 (uncprop_initialize_block): Rename to...
13484 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13485 (dse_finalize_block): Rename to...
13486 (dse_leave_block): ... this.
13487 (tree_ssa_uncprop): Simplify initialization of walk_data.
13488 * Makefile.in: Adjust dependencies.
13490 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13492 * arm.md (casesi): Fix test for Thumb1.
13493 (thumb1_casesi_internal_pic): Likewise.
13494 (thumb1_casesi_dispatch): Likewise.
13496 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13498 * config/arm/arm-cores.def: Added core cortex-m0.
13499 * config/arm/arm-tune.md: Regenerated.
13500 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13502 2009-06-26 DJ Delorie <dj@redhat.com>
13504 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13506 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13507 the scheduler doesn't tag jump insns.
13509 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13511 * c-decl.c (merge_decls): Re-indent.
13513 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13516 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13517 Special-case decimal float constants.
13519 2009-06-26 Richard Henderson <rth@redhat.com>
13521 * function.h (struct function): Add cannot_be_copied_reason,
13522 and cannot_be_copied_set.
13523 * tree-inline.c (has_label_address_in_static_1): Rename from
13524 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13525 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13526 don't set inline_forbidden_reason.
13527 (copy_forbidden): New function, split out of inline_forbidden_p.
13528 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13529 (inline_forbidden_p): Use copy_forbidden.
13530 (tree_versionable_function_p): Likewise.
13531 (inlinable_function_p): Merge into tree_inlinable_function_p.
13532 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13533 * ipa-cp.c (ipcp_versionable_function_p): New function.
13534 (ipcp_cloning_candidate_p): Use it.
13535 (ipcp_node_modifiable_p): Likewise.
13537 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13539 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13540 that is marked not to be inlined. Remove flag_mudflap use.
13541 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13542 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13544 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13547 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13548 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13550 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13552 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13554 (__mingwthr_remove_key_dtor): Likewise.
13556 2009-06-26 Richard Guenther <rguenther@suse.de>
13558 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13560 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13562 PR middle-end/40525
13563 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13564 try the non-cond_exec path also.
13566 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13569 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13570 (output_cbranch): Use new functions.
13571 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13574 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13575 Pat Haugen <pthaugen@us.ibm.com>
13576 Revital Eres <ERES@il.ibm.com>
13578 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13579 for %c error. Add %x support to print VSX registers as a unified
13580 register set, instead of separate float and altivec registers.
13581 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13582 %y case, and add support for VSX pre-modify addresses.
13583 (output_toc): Add assert for CONST containing an integer constant
13585 (rs6000_adjust_cost): Add POWER7 support.
13586 (insn_must_be_first_in_group): Ditto.
13587 (insn_must_be_last_in_group): Ditto.
13588 (rs6000_emit_popcount): Ditto.
13589 (rs6000_vector_mode_supported_p): Ditto.
13591 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13592 Change some of the functions called by macros to being called
13593 through a pointer, so debug functions can be inserted if
13594 -mdebug=addr or -mdebug=cost.
13595 (rs6000_preferred_reload_class_ptr): Ditto.
13596 (rs6000_secondary_reload_class_ptr): Ditto.
13597 (rs6000_secondary_memory_needed_ptr): Ditto.
13598 (rs6000_cannot_change_mode_class_ptr): Ditto.
13599 (rs6000_secondary_reload_inner): Ditto.
13600 (rs6000_legitimize_reload_address): Ditto.
13601 (rs6000_legitimize_reload_address_ptr): Ditto.
13602 (rs6000_mode_dependent_address): Ditto.
13603 (rs6000_mode_dependent_address_ptr): Ditto.
13605 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13606 function to return true if the mode allows reg + integer
13608 (virtual_stack_registers_memory_p): New function to return true if
13609 the address refers to a virtual stack register.
13610 (rs6000_legitimate_offset_address_p): Move code to say whether a
13611 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13613 (rs6000_legitimate_address_p): Add checks for modes that only can
13614 do reg+reg addressing. Start adding VSX support.
13615 (rs6000_legitimize_reload_address): Ditto.
13616 (rs6000_legitimize_address): Ditto.
13617 (rs6000_debug_legitimate_address_p): New debug functions for
13618 -mdebug=addr and -mdebug=cost.
13619 (rs6000_debug_rtx_costs): Ditto.
13620 (rs6000_debug_address_costs): Ditto.
13621 (rs6000_debug_adjust_cost): Ditto.
13622 (rs6000_debug_legitimize_address): Ditto.
13623 (rs6000_legitimize_reload_address_ptr): Point to call normal
13624 function or debug function. Make functions called via pointer
13626 (rs6000_mode_dependent_address_ptr): Ditto.
13627 (rs6000_secondary_reload_class_ptr): Ditto.
13628 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13629 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13630 into a friendlier error.
13631 (rs6000_init_builtins): Add initial VSX support.
13632 (rs6000_adjust_cost): Fix some spacing issues.
13634 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13635 (REG_CLASS_NAMES): Ditto.
13636 (REG_CLASS_CONTENTS): Ditto.
13637 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13638 pointer, to add -mdebug=addr support.
13639 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13640 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13641 -mdebug=addr support.
13642 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13643 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13644 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13646 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13648 (bswapsi*): Set attribute types for load/store. Add combiner
13649 patterns to eliminate zero extend on 64-bit.
13650 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13651 stdbrx if the hardware supports those instructions.
13653 2009-06-25 Ian Lance Taylor <iant@google.com>
13655 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13656 (Link Options): Document -static-libstdc++.
13658 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13661 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13662 DATA_ALIGNMENT instead.
13664 2009-06-25 Richard Guenther <rguenther@suse.de>
13666 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13667 indirect references against the callused/escaped solutions.
13668 (call_may_clobber_ref_p_1): Likewise.
13670 2009-06-25 Martin Jambor <mjambor@suse.cz>
13672 PR tree-optimization/40493
13673 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13674 (enum unscalarized_data_handling): New type.
13675 (handle_unscalarized_data_in_subtree): Return what has been done.
13676 (load_assign_lhs_subreplacements): Handle left flushes differently.
13677 (sra_modify_assign): Use unscalarized_data_handling, simplified
13678 condition determining whether to remove the statement.
13680 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13682 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13683 excerpt - @ should be doubled for texinfo.
13685 2009-06-24 Ian Lance Taylor <iant@google.com>
13687 * config/arc/arc.c: Include "df.h".
13688 (arc_attribute_table): Make static. Move higher in file.
13689 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13690 (output_shift): Initialize n later to avoid warning.
13691 * config/arm/arm.c (arm_attribute_table): Make static. Move
13693 * config/avr/avr.c (avr_attribute_table): Make static. Move
13695 (reg_class_tab): Change array type from int to enum reg_class.
13696 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13698 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13699 (lshrhi3_out): Likewise.
13700 (class_likely_spilled_p): Change return type to bool.
13701 (avr_rtx_costs): Use local code variable with enum type.
13702 * config/avr/avr.md (movmemhi): Use add_reg_note.
13703 (andhi3, andsi3): Don't use AS2 with "and".
13704 (iorhi3, iorsi3): Don't use AS2 with "or".
13705 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13706 * config/crx/crx.c: Include "df.h".
13707 (crx_attribute_table): Make static.
13708 * config/m32r/m32r.c: Include "df.h".
13709 (m32r_attribute_table): Make static. Move higher in file.
13710 (pop): Use add_reg_note.
13711 (block_move_call): Change 0 to LCT_NORMAL in function call.
13712 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13713 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13714 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13715 declare, not just when TREE_CODE is defined.
13716 * config/m68hc11/m68hc11.c: Include "expr.h".
13717 (m68hc11_attribute_table): Make static. Move higher in file.
13718 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13720 (m68hc11_register_indirect_p): Likewise.
13721 (m68hc11_function_arg_padding): Change return type to enum
13723 (emit_move_after_reload): Use add_reg_note.
13724 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13725 (m68hc11_split_logical): Likewise.
13726 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13728 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13729 to VOIDmode in function call.
13730 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13732 (m68hc11_split_logical): Update declaration.
13733 (m68hc11_function_arg_padding): Update declaration.
13734 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13735 to array of enum reg_class.
13736 (mcore_attribute_table): Make static. Move higher in file.
13737 (mcore_rtx_costs): Add cast to enum type.
13738 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13739 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13740 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13742 * config/sh/predicates.md (trapping_target_operand): Rename and to
13744 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13746 * config/spu/spu.c (spu_attribute_table): Make static. Move
13748 * config/v850/v850.c (v850_attribute_table): Make static. Move
13750 (v850_rtx_costs): Use local code with enum type.
13751 (expand_epilogue): Add cast.
13752 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13754 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13757 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13758 -m2a-single-only and -m2a-nofpu.
13759 * config/sh/sh.opt: Document m2a generates FPU code.
13761 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13763 * defaults.h (CAN_ELIMINATE): Provide default.
13764 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13765 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13766 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13767 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13768 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13769 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13770 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13771 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13772 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13773 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13775 2009-06-24 DJ Delorie <dj@redhat.com>
13777 * mep-ext-cop.cpu: Fix copyright notice.
13778 * mep-default: Fix copyright notice.
13779 * mep-core: Fix copyright notice.
13780 * mep: Fix copyright notice.
13781 * mep-ivc2: Fix copyright notice.
13782 * mep-c5: Fix copyright notice.
13784 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13786 * doc/contrib.texi (Contributors):
13788 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13790 PR middle-end/40501
13791 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13792 src and dst operands if necessary.
13794 2009-06-23 DJ Delorie <dj@redhat.com>
13797 * config.gcc: Add mep support.
13798 * recog.c: Resurrect validate_replace_rtx_subexp().
13799 * recog.h: Likewise.
13800 * config/mep/: Add new port:
13801 * config/mep/constraints.md: New file.
13802 * config/mep/default.h: New file.
13803 * config/mep/intrinsics.h: New file.
13804 * config/mep/intrinsics.md: New file.
13805 * config/mep/ivc2-template.h: New file.
13806 * config/mep/mep-c5.cpu: New file.
13807 * config/mep/mep-core.cpu: New file.
13808 * config/mep/mep-default.cpu: New file.
13809 * config/mep/mep-ext-cop.cpu: New file.
13810 * config/mep/mep-intrin.h: New file.
13811 * config/mep/mep-ivc2.cpu: New file.
13812 * config/mep/mep-lib1.asm: New file.
13813 * config/mep/mep-lib2.c: New file.
13814 * config/mep/mep-pragma.c: New file.
13815 * config/mep/mep-protos.h: New file.
13816 * config/mep/mep-tramp.c: New file.
13817 * config/mep/mep.c: New file.
13818 * config/mep/mep.cpu: New file.
13819 * config/mep/mep.h: New file.
13820 * config/mep/mep.md: New file.
13821 * config/mep/mep.opt: New file.
13822 * config/mep/predicates.md: New file.
13823 * config/mep/t-mep: New file.
13825 2009-06-23 Ian Lance Taylor <iant@google.com>
13827 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13828 from loose_warn into c_loose_warn and from strict_warn into
13829 c_strict_warn. Set and substitute warn_cxxflags. Check for
13830 --enable-build-with-cxx. Set and substitute
13831 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13832 * Makefile.in (CXXFLAGS): New variable.
13833 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13834 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13835 the default is the same as $(STRICT_WARN).
13836 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13837 (CXX): New variable.
13838 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13839 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13840 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13841 (HOST_LIBS): New variable.
13842 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13843 (ALL_CXXFLAGS): New variable.
13844 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13845 * doc/install.texi (Configuration): Document
13846 --enable-build-with-cxx, --with-stage1-ldflags,
13847 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13848 * configure: Rebuild.
13850 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13852 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13853 from previous commit.
13855 2009-06-23 Ian Lance Taylor <iant@google.com>
13857 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13859 2009-06-23 Ian Lance Taylor <iant@google.com>
13861 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13862 with ATTRIBUTE_UNUSED.
13864 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13865 Pat Haugen <pthaugen@us.ibm.com>
13866 Revital Eres <eres@il.ibm.com>
13868 * config.in (HAVE_AS_POPCNTD): Add default definition.
13869 (HAVE_AS_LWSYNC): Ditto.
13871 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13873 (gcc_cv_as_powerpc_cmpb): Ditto.
13874 (gcc_cv_as_powerpc_dfp): Ditto.
13875 (gcc_cv_as_powerpc_vsx): Ditto.
13876 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13877 supporting the popcntd/lwsync instructions.
13878 (gcc_cv_as_powerpc_lwsync): Ditto.
13879 * configure: Regenerate.
13881 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13882 -mcpu=native and -mcpu=power7.
13883 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13885 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13886 a variable instead of a mask to reduce the number of mask bits.
13887 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13888 (-mbit-word): Ditto.
13889 (-mregnames): Ditto.
13890 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13891 (-mfused-madd): Ditto.
13893 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13895 (-mvsx): New switch for VSX instructions.
13896 (-misel): Move from a variable to a mask to allow it to be set by
13899 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13900 function declaration to an array declaration.
13901 (rs6000_hard_regno_nregs): New external array declaration.
13903 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13904 files included by rs6000.md.
13906 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13907 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13909 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13911 (rs6000_debug_reg): New -mdebug= variables.
13912 (rs6000_debug_addr): Ditto.
13913 (rs6000_debug_cost): Ditto.
13914 (rs6000_pmode): New variable to hold Pmode.
13915 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13916 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13917 calculated at compiler start.
13918 (rs6000_hard_regno_nregs): Change function to an array which holds
13919 HARD_REGNO_NREGS calculated at compiler start.
13920 (rs6000_explicit_options): Delete isel field.
13921 (rs6000_vector_unit): New array to hold which vector unit
13922 supports arithmetic options for a given type.
13923 (rs6000_vector_mem): New array to hold which vector unit supports
13924 memory reference operations for a given type.
13925 (rs6000_vector_align): New array to given the alignment of each
13927 (power7_cost): New basic costs for power7.
13928 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13929 (rs6000_hard_regno_nregs_internal): New function, moved from
13930 HARD_REGNO_NREGS, to calculate the number of registers each hard
13931 register takes for each type.
13932 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13933 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13934 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13935 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13936 unit information here so it is calculated once at compiler startup
13938 (rs6000_override_options): Make -misel a target mask. Add more
13939 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13940 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13942 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13943 (rs6000_handle_option): Move -misel from variable to target mask.
13944 (rs6000_builtin_mask_for_load): Add VSX support.
13945 (rs6000_conditional_register_usage): Ditto.
13946 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13947 (function_arg_boundary): Ditto.
13948 (rs6000_expand_builtin): Ditto.
13949 (def_builtin): Make abort message a little friendlier.
13950 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13952 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13953 assembler support the popcntd instruction instead of a vsx
13954 instruction to enable power7 support.
13955 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13956 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13957 option to the assembler if -mcpu=native.
13958 (ASM_CPU_NATIVE_SPEC): Ditto.
13959 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13961 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13962 the lwsync instruction.
13963 (enum processor_type): Add PROCESSOR_POWER7.
13964 (rs6000_debug_reg): New -mdebug= options.
13965 (rs6000_debug_addr): Ditto.
13966 (rs6000_debug_cost): Ditto.
13967 (rs6000_isel): Delete.
13968 (enum rs6000_vector): New enum to say what vector unit we have.
13969 (VECTOR_UNIT_*): New macros to say which vector unit has
13970 arithmetic operations for a given type.
13971 (VECTOR_MEM_*): New macros to say which vector unit has memory
13972 operations for a given type.
13973 (TARGET_LDBRX): Whether the machine supports the ldbrx
13975 (TARGET_ISEL): Delete, -misel moved to be a mask.
13976 (TARGET_ISEL64): New macro for 64-bit isel support.
13977 (UNITS_PER_VSX_WORD): New macro.
13978 (POINTER_SIZE): Move to be an external variable, rather than
13979 calculating whether we are generating 32 ot 64-bit code.
13981 (STACK_BOUNDARY): Add VSX support.
13982 (LOCAL_ALIGNMENT): Ditto.
13983 (SLOW_UNALIGNED_ACCESS): Ditto.
13984 (VSX_REGNO_P): New macro for VSX support.
13985 (VFLOAT_REGNO_P): Ditto.
13986 (VINT_REGNO_P): Ditto.
13987 (VLOGICAL_REGNO_P): Ditto.
13988 (VSX_VECTOR_MODE): Ditto.
13989 (VSX_SCALAR_MODE): Ditto.
13991 (VSX_MOVE_MODE): Ditto.
13992 (VSX_REG_CLASS_P): Ditto.
13993 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13995 (UNITS_PER_SIMD_WORD): Add VSX support.
13996 (MODES_TIEABLE_P): Ditto.
13997 (STARTING_FRAME_OFFSET): Ditto.
13998 (STACK_DYNAMIC_OFFSET): Ditto.
13999 (EPILOGUE_USES): Ditto.
14000 (REGNO_REG_CLASS): Move to array lookup.
14001 (CLASS_MAX_NREGS): Ditto.
14002 (rs6000_vector_reg_class): Add declaration.
14003 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14004 overlap with the floating point and Altivec registers.
14006 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14008 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14009 give the appropriate asm switches if -mcpu=native.
14010 (host_detect_local_cpu): Add support for "asm".
14011 (host_detect_local_cpu): Follow GNU code guidelines for name.
14013 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14014 -mbit-word to a variable instead of being a target mask.
14016 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14017 emit the lwsync instruction instead of emitting the instruction as
14018 an integer constant.
14020 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14021 fixuns_trundfsi2, move expander into rs6000.md.
14023 * config/rs6000/rs6000.md (cpu): Add power7.
14024 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14025 (logical predicate patterns): Change the single instruction
14026 primitives that set CR0 to be fast_compare instead of compare.
14028 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14029 (popcntddi2): Ditto.
14030 (popcount<mode>): Ditto.
14031 (floating multiply/add insns): Name the floating point
14032 multiply/add insns.
14033 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14034 (isel_unsigned_<mode>): Ditto.
14035 (fixuns_trundfsi2): Move expander here from spe.md.
14036 (smindi3): Define if we have -misel on 64-bit systems.
14041 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14043 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14045 * config/avr/avr.c (avr_current_device): New variable.
14046 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14047 (avr_arch, mcu_type_s): Move to avr.h.
14048 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14049 default_data_section_start fields.
14050 (avr_arch): Moved from avr.c.
14051 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14052 library_name fields.
14053 (avr_current_device, avr_mcu_types, avr_arch_types,
14054 avr_device_to_arch, avr_device_to_data_start,
14055 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14056 (EXTRA_SPEC_FUNCTIONS): Define.
14057 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14058 options mapping. Use device_to_arch and device_to_data_start insted.
14059 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14060 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14061 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14062 * config/avr/driver-avr.c: New file.
14063 * config/avr/avr-devices.c: New file.
14065 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14067 * var-tracking.c (unshare_variable): Force initialized to
14068 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14069 (set_variable_part): Likewise.
14070 (struct variable_union_info): Remove pos_src field.
14071 (vui_vec, vui_allocated): New variables.
14072 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14073 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14074 == 1 use a simpler sorting algorithm. Compute pos field right
14075 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14076 Avoid quadratic comparison if !flag_var_tracking_uninit.
14077 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14078 unshare_variable unconditionally.
14079 (dataflow_set_different_2): Removed.
14080 (dataflow_set_different): Don't traverse second hash table.
14081 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14082 unconditionally to var_reg_set or var_mem_set.
14083 (emit_notes_in_bb): Likewise.
14084 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14086 (emit_note_insn_var_location): Don't set initialized to
14087 VAR_INIT_STATUS_INITIALIZED early.
14088 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14090 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14092 * tree-object-size.c (addr_object_size): Instead of checking
14093 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14094 are no FIELD_DECLs following it.
14096 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14098 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14099 order to match bswaps with signed source operands.
14101 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14103 * sdbout.c (sdbout_one_type): Fix braces in switch.
14105 2009-06-23 Richard Guenther <rguenther@suse.de>
14107 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14109 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14110 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14111 var_callused, callused_tree, var_storedanything, storedanything_tree,
14112 var_integer, integer_tree): Remove global variables.
14113 (new_var_info): Do not pass new id, append the new var to the
14114 global variable vector.
14115 (do_ds_constraint): Use is_global_var member of the variable-info.
14116 (new_scalar_tmp_constraint_exp): Adjust.
14117 (create_function_info_for): Likewise.
14118 (create_variable_info_for): Likewise.
14119 (find_what_var_points_to): Remove dead code.
14120 (init_base_vars): Simplify.
14121 (compute_points_to_sets): Adjust.
14123 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14125 * combine.c (try_combine): Dump information about the insns we're
14128 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14130 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14131 check when calling force_to_mode on TRUNCATE's operand.
14133 2009-06-22 Ian Lance Taylor <iant@google.com>
14135 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14137 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14139 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14141 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14143 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14144 override library linkage flags such as -static-libgcc or
14147 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14149 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14151 2009-06-22 Ian Lance Taylor <iant@google.com>
14153 * config/linux.opt: Put mglibc ahead of muclibc.
14155 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14156 for duplicate decls.
14158 2009-06-22 Matthias Klose <doko@ubuntu.com>
14160 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14162 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14165 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14166 instead of NULL if a parser error occurs.
14168 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14170 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14171 non-DWARF2_DEBUGGING_INFO version.
14173 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14175 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14176 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14178 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14179 (LIBGCC2_TF_CEXT): Define.
14182 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14185 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14187 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14189 * config/arm/arm.c (arm_override_options): Disable
14190 -mcaller-super-interworking and -mcallee-super-interworking.
14191 * doc/invoke.texi (ARM Options): Document this.
14193 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14195 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14196 * config/arm/constraints.md (j): New constraint for movw operands.
14197 (N): Remove thumb2 meaning.
14198 * config/arm/arm.md (*arm_movw): Delete.
14199 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14200 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14201 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14203 2009-06-22 Martin Jambor <mjambor@suse.cz>
14205 PR tree-optimization/40492
14206 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14207 build_ref_for_offset.
14209 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14211 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14212 JUMP_TABLE_DATA_P predicates where applicable.
14213 * auto-inc-dec.c: Ditto.
14214 * builtins.c: Ditto.
14215 * caller-save.c: Ditto.
14217 * cfgcleanup.c: Ditto.
14218 * cfglayout.c: Ditto.
14220 * combine.c: Ditto.
14221 * combine-stack-adj.c: Ditto.
14225 * df-scan.c: Ditto.
14227 * dwarf2asm.c: Ditto.
14228 * dwarf2out.c: Ditto.
14229 * emit-rtl.c: Ditto.
14235 * function.c: Ditto.
14238 * genpreds.c: Ditto.
14239 * genrecog.c: Ditto.
14241 * ira-costs.c: Ditto.
14242 * ira-lives.c: Ditto.
14244 * loop-iv.c: Ditto.
14245 * lower-subreg.c: Ditto.
14246 * modulo-sched.c: Ditto.
14248 * postreload.c: Ditto.
14249 * print-rtl.c: Ditto.
14251 * reginfo.c: Ditto.
14252 * regmove.c: Ditto.
14253 * reload1.c: Ditto.
14256 * rtlanal.c: Ditto.
14258 * sched-vis.c: Ditto.
14260 * sel-sched-ir.c: Ditto.
14261 * simplify-rtx.c: Ditto.
14262 * targhooks.c: Ditto.
14263 * var-tracking.c: Ditto.
14264 * vmsdbgout.c: Ditto.
14266 2009-06-22 Matthias Klose <doko@ubuntu.com>
14268 * Makefile.in (install-plugin): Always use DESTDIR.
14270 2009-06-22 Olivier Hainque <hainque@adacore.com>
14272 * config/pa/pa.c (output_call): Don't optimize post call jumps
14273 into return address adjustments if the call may throw.
14275 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14277 * arm.c (thumb1_output_casesi): New function.
14278 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14279 optimizing for size or PIC.
14280 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14281 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14282 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14283 (thumb1_casesi_internal_pic): New expand rule.
14284 (thumb1_casesi_dispatch): New pattern.
14285 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14287 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14288 in the text seciton when PIC or optimizing for size.
14289 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14290 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14291 preservation properties of code.
14292 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14293 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14294 (__gnu_thumb1_case_si): New function.
14295 * t-arm (LIB1ASMSRC): Define here.
14296 (LIB1ASMFUNCS): Add some common functions.
14297 * t-arm-elf (LIB1ASMSRC): Delete.
14298 (LIB1ASMFUNCS): Append to existing set.
14299 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14300 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14301 * t-symbian (LIB1ASMFUNCS): Likewise.
14302 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14303 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14305 2009-06-21 Richard Guenther <rguenther@suse.de>
14307 PR tree-optimization/38729
14308 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14309 to loops with a single exit if -fno-expensive-optimizations.
14311 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14313 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14314 (dataflow_set): Change vars type from htab_t to shared_hash.
14315 (shared_hash_pool, empty_shared_hash): New variables.
14316 (vars_clear): Removed.
14317 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14318 shared_hash_find_slot_unshare, shared_hash_find_slot,
14319 shared_hash_find_slot_noinsert, shared_hash_find): New
14321 (shared_hash_unshare, shared_hash_destroy): New functions.
14322 (unshare_variable): Unshare set->vars if shared, use
14324 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14325 (get_init_value, find_src_set_src, dump_dataflow_set,
14326 clobber_variable_part, emit_notes_for_differences): Use
14328 (dataflow_set_init): Remove second argument, set vars to
14329 empty_shared_hash instead of creating a new htab.
14330 (dataflow_set_clear): Call shared_hash_destroy and set vars
14331 to empty_shared_hash instead of calling vars_clear.
14332 (dataflow_set_copy): Don't call vars_copy, instead just share
14333 the src htab with dst.
14334 (variable_union): Use shared_hash_*, use initially NO_INSERT
14335 lookup if set->vars is shared. Don't keep slot cleared before
14336 calling unshare_variable. Unshare set->vars if needed.
14337 Even ->refcount == 1 vars must be unshared if set->vars is shared
14338 and var needs to be modified.
14339 (variable_canonicalize): New function.
14340 (dataflow_set_union): If dst->vars is empty, just share src->vars
14341 with dst->vars and traverse with variable_canonicalize to canonicalize
14342 and unshare what is needed.
14343 (dataflow_set_different): If old_set and new_set use the same shared
14344 htab, they aren't different. If number of htab elements is different,
14345 htabs are different. Use shared_hash_*.
14346 (dataflow_set_destroy): Call shared_hash_destroy instead of
14348 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14349 second argument to dataflow_set_init.
14350 (vt_initialize): Likewise. Initialize shared_hash_pool and
14351 empty_shared_hash, move bb in/out initialization afterwards.
14352 Use variable_htab_free instead of NULL as changed_variables del hook.
14353 (variable_was_changed): Change type of second argument to pointer to
14354 dataflow_set. When inserting var into changed_variables, bump
14355 refcount. Unshare set->vars if set is shared htab and slot needs to
14357 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14358 lookup if set->vars is shared. Unshare set->vars if needed.
14359 Even ->refcount == 1 vars must be unshared if set->vars is shared
14360 and var needs to be modified. Adjust variable_was_changed caller.
14361 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14362 vars must be unshared if set->vars is shared and var needs to be
14363 modified. Adjust variable_was_changed caller.
14364 (emit_note_insn_var_location): Don't pool_free var.
14365 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14367 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14368 free_alloc_pool on shared_hash_pool.
14370 2009-06-20 Anthony Green <green@moxielogic.com>
14372 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14373 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14375 2009-06-20 Richard Guenther <rguenther@suse.de>
14377 * tree-ssa-structalias.c (find_func_aliases): For memset use
14378 a constraint from NULL if we memset to zero.
14379 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14380 we explicitly handle that do not read from memory.
14381 (call_may_clobber_ref_p_1): Properly handle builtins that may
14384 2009-06-20 Richard Guenther <rguenther@suse.de>
14386 PR tree-optimization/40495
14387 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14388 (new_scalar_tmp_constraint_exp): New function.
14389 (process_constraint): Do not create temporary decls.
14390 (process_all_all_constraints): Likewise.
14391 (handle_const_call): Likewise.
14392 (create_function_info_for): Do not set decl.
14394 2009-06-19 Ian Lance Taylor <iant@google.com>
14396 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14397 (rs6000_attribute_table): Make static; move before use.
14399 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14401 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14402 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14403 Propagate the TREE_READONLY flag without overwriting it.
14404 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14405 Propagate the TREE_READONLY flag onto the result.
14406 (process_call_operands): Move around. Use correct constant value.
14408 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14411 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14412 * config/arm/arm.md: Likewise.
14414 2009-06-19 Ian Lance Taylor <iant@google.com>
14416 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14417 to GIMPLE_ERROR_MARK.
14419 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14420 op2_original_type parameters. Warn about using different enum types.
14421 * c-parser.c (c_parser_conditional_expression): Pass original
14422 types to build_conditional_expr.
14423 * c-tree.h (build_conditional_expr): Update declaration.
14425 2009-06-19 Ian Lance Taylor <iant@google.com>
14427 * config/i386/i386.c (ix86_function_specific_save): Test that
14428 fields match values, rather than testing the values are in a
14431 2009-06-19 Richard Guenther <rguenther@suse.de>
14433 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14434 ADDR_EXPR pointers.
14435 (ptr_derefs_may_alias_p): Likewise.
14436 (ptr_deref_may_alias_ref_p_1): New function.
14437 (ptr_deref_may_alias_ref_p): Likewise.
14438 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14439 covered by looking at the ESCAPED solution.
14440 (call_may_clobber_ref_p_1): Likewise.
14441 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14442 Handle NULL_TREE offset. Do not produce redundant constraints.
14443 (process_all_all_constraints): New helper function.
14444 (do_structure_copy): Use it.
14445 (handle_lhs_call): Likewise.
14446 (find_func_aliases): Handle some builtins with pointer arguments
14447 and/or return values explicitly.
14449 2009-06-19 Ian Lance Taylor <iant@google.com>
14451 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14453 2009-06-19 Ian Lance Taylor <iant@google.com>
14455 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14457 2009-06-19 Ian Lance Taylor <iant@google.com>
14459 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14460 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14463 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14464 uninitialized const.
14466 2009-06-19 Ian Lance Taylor <iant@google.com>
14468 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14471 * c-decl.c (in_struct, struct_types): Remove.
14472 (struct c_binding): Add in_struct field.
14473 (c_binding_ptr): Define type, along with VEC.
14474 (struct c_struct_parse_info): Define.
14475 (struct_parse_info): New static variable.
14476 (bind): Initialize in_struct field.
14477 (start_struct): Remove enclosing_in_struct and
14478 enclosing_struct_types parameters. Add
14479 enclosing_struct_parse_info parameter. Change all callers. Set
14480 struct_parse_info rather than in_struct and struct_types.
14481 (grokfield): If -Wc++-compat and there is a symbol binding for the
14482 field name, set the in_struct flag and push it on the
14483 struct_parse_info->fields vector.
14484 (warn_cxx_compat_finish_struct): New static function.
14485 (finish_struct): Remove enclosing_in_struct and
14486 enclosing_struct_types parameters. Add
14487 enclosing_struct_parse_info parameter. Change all callers. Don't
14488 set C_TYPE_DEFINED_IN_STRUCT here. Call
14489 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14490 parameter. Only push on struct_types if warn_cxx_compat.
14491 (finish_enum): Only push on struct_types if warn_cxx_compat.
14492 (declspecs_add_type): Add loc parameter. Change all callers.
14493 Change all error calls to error_at. Pass loc, not input_location,
14494 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14495 defined in a struct. If -Wc++-compat and parsing a struct, record
14496 that a typedef name was used.
14497 * c-parser.c (c_parser_declspecs): Get location to pass to
14498 declspecs_add_type.
14499 (c_parser_struct_or_union_specifier): Update calls to start_struct
14501 * c-tree.h (struct c_struct_parse_info): Declare.
14502 (finish_struct, start_struct): Update declarations.
14503 (declspecs_add_type): Update declaration.
14505 2009-06-19 Ian Lance Taylor <iant@google.com>
14507 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14508 variable with an anonymous type.
14510 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14512 * see.c: Remove for real.
14514 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14516 * optabs.h (enum optab_index): Add new OTI_significand.
14517 (significand_optab): Define corresponding macro.
14518 * optabs.c (init_optabs): Initialize significand_optab.
14519 * genopinit.c (optabs): Implement significand_optab using
14520 significand?f2 patterns.
14521 * builtins.c (expand_builtin_mathfn): Handle
14522 BUILT_IN_SIGNIFICAND{,F,L}.
14523 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14524 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14526 * config/i386/i386.md (significandxf2, significand<mode>2): New
14527 expanders to implement significandf, significand and significandl
14528 built-ins as inline x87 intrinsics.
14530 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14532 * config/avr/avr.c (avr_override_options): Remove setting value of
14533 PARAM_INLINE_CALL_COST.
14535 2009-06-18 Richard Henderson <rth@redhat.com>
14538 * tree-pass.h (TDF_ASMNAME): New.
14539 * tree-dump.c (dump_options): Add asmname.
14540 * doc/invoke.texi: Document it.
14542 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14543 (dump_decl_name): ...here.
14544 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14545 (dump_generic_node): Update dump_function_name calls.
14546 (print_call_name): New flags arg; update all dump calls.
14547 * diagnostic.h (print_call_name): Update.
14548 * gimple-pretty-print.c (dump_gimple_call): Update.
14550 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14553 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14555 2009-06-18 Diego Novillo <dnovillo@google.com>
14557 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14558 * plugin.c (str_license): Declare.
14559 (try_init_one_plugin): Assert that the symbol
14560 'plugin_is_GPL_compatible' exists.
14562 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14565 * Makefile.in (OBJS-common): Remove see.o.
14567 * common.opt (fsee): Mark as preserved for backward compatibility.
14568 * opts.c (common_handle_option): Add OPT_fsee to the backward
14569 compatibility section.
14570 * passes.c (init_optimization_passes, pass_see): Remove pass.
14571 * timevar.def (TV_SEE): Remove.
14572 * tree-pass.h (pass_see): Remove declaration.
14573 * doc/invoke.texi (-fsee): Remove documentation.
14575 2009-06-18 Martin Jambor <mjambor@suse.cz>
14577 * tree-sra.c: Include statistics.h
14578 (sra_stats): New variable.
14579 (sra_initialize): Clear sra_stats.
14580 (create_access_replacement): Increment sra_stats.replacements.
14581 (get_access_replacement): Do not return twice.
14582 (analyze_all_variable_accesses): Increment statistics counter by the
14583 number of scalarized aggregates.
14584 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14585 (sra_modify_expr): Increment sra_stats.exprs.
14586 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14587 (sra_modify_assign): Increment sra_stats.exprs,
14588 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14589 (perform_intra_sra): Update statistics counters.
14590 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14592 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14594 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14595 (arm_scalar_mode_supported_p): New function.
14597 2009-06-18 Paul Brook <paul@codesourcery.com>
14598 Sandra Loosemore <sandra@codesourcery.com>
14600 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14601 (__extendhfsf2, __truncsfhf2): Define.
14602 * config/arm/fp16.c: New file.
14603 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14604 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14606 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14608 * doc/extend.texi (Half-Precision): New section.
14609 * doc/invoke.texi (Option Summary): List -mfp16-format.
14610 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14611 * config/arm/arm.opt (mfp16-format=): New.
14612 * config/arm/arm.c: Include intl.h.
14613 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14614 (TARGET_INVALID_RETURN_TYPE): Redefine.
14615 (TARGET_PROMOTED_TYPE): Redefine.
14616 (TARGET_CONVERT_TO_TYPE): Redefine.
14617 (arm_fp16_format): Define.
14618 (all_fpus): Add entry for neon-fp16.
14619 (fp_model_for_fpu): Likewise.
14620 (struct fp16_format): Declare.
14621 (all_fp16_formats): Define.
14622 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14624 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14626 (arm_legitimate_index_p): Treat HFmode like HImode.
14627 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14628 (coproc_secondary_reload_class): Special-case HFmode.
14629 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14630 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14631 (arm_init_fp16_builtins): New.
14632 (arm_init_builtins): Call it.
14633 (arm_invalid_parameter_type): New.
14634 (arm_invalid_return_type): New.
14635 (arm_promoted_type): New.
14636 (arm_convert_to_type).
14637 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14639 (arm_emit_fp16_const): New function.
14640 (arm_mangle_type): Mangle __fp16 as "Dh".
14641 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14643 (TARGET_NEON_FP16): New.
14644 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14645 (enum fputype): Add FPUTYPE_NEON_FP16.
14646 (enum arm_fp16_format_type): Declare.
14647 (arm_fp16_format): Declare.
14648 (LARGEST_EXPONENT_IS_NORMAL): Define.
14649 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14650 * config/arm/arm-modes.def (HFmode): Define.
14651 * config/arm/vfp.md (*movhf_vfp): New.
14652 (extendhfsf2): New.
14654 * config/arm/arm.md (fpu): Add neon_fp16.
14655 (floatsihf2, floatdihf2): New.
14656 (fix_trunchfsi2, fix_trunchfdi2): New.
14658 (extendhfdf2): New.
14660 (*arm32_movhf): New.
14661 (*thumb1_movhf): New.
14662 (consttable_2): Add check for HFmode constants.
14663 (consttable_4): Handle HFmode constants.
14665 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14667 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14669 2009-06-17 Olivier Hainque <hainque@adacore.com>
14671 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14672 const char ** conversion in AIX specific section.
14674 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14676 * config/i386/i386.c (ix86_special_builtin_type): Remove
14677 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14678 (bdesc_special_args): Updated.
14679 (ix86_init_mmx_sse_builtins): Likewise.
14680 (ix86_expand_special_args_builtin): Likewise.
14682 2009-06-17 Richard Henderson <rth@redhat.com>
14684 * tree-pretty-print.c (maybe_dump_asm_name): New.
14685 (dump_decl_name): Use it.
14686 (PRINT_FUNCTION_NAME): Merge into...
14687 (dump_function_name): ... here. Use maybe_dump_asm_name.
14689 2009-06-17 Cary Coutant <ccoutant@google.com>
14691 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14693 * debug.c (struct gcc_debug_hooks): Change placeholder for
14695 (debug_nothing_int_charstar_int): Replaced by...
14696 (debug_nothing_int_charstar_int_bool): ...this.
14697 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14698 source_line prototype.
14699 (debug_nothing_int_charstar_int): Replaced by...
14700 (debug_nothing_int_charstar_int_bool): ...this.
14701 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14702 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14703 Output is_stmt operand when necessary.
14704 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14705 (notice_source_line): Add is_stmt parameter.
14706 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14707 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14709 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14710 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14712 2009-06-17 Ian Lance Taylor <iant@google.com>
14714 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14716 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14719 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14721 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14722 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14723 tree_strip_sign_nop_conversions and
14724 tree_ssa_strip_useless_type_conversions rather than stripping
14725 the operations here.
14726 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14728 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14729 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14730 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14731 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14734 2009-06-17 Michael Eager <eager@eagercon.com>
14736 * config/rs6000/constraints.md (register_constraint "d"): New.
14737 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14738 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14739 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14740 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14741 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14742 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14743 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14744 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14745 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14746 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14748 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14749 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14750 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14751 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14752 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14753 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14754 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14755 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14756 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14757 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14758 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14759 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14760 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14761 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14763 2009-06-16 Ian Lance Taylor <iant@google.com>
14765 * profile.c (total_num_never_executed): Don't define.
14766 (compute_branch_probabilities): Don't count or print
14767 num_never_executed.
14768 (init_branch_prob): Don't set total_num_never_executed.
14769 (end_branch_prob): Don't print total_num_never_executed.
14771 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14773 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14775 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14777 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14778 (nabstd2_fpr): Same.
14780 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14782 * expr.c (expand_assignment): Change complex type check.
14784 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14786 * doc/plugins.texi (Building GCC plugins): Added new section.
14788 2009-06-17 Ian Lance Taylor <iant@google.com>
14790 * c-pch.c (get_ident): Don't set size of templ array.
14791 (pch_init): Don't set size of partial_pch array.
14793 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14794 string constant to intialize an array whose size is the length of
14797 2009-06-17 Richard Guenther <rguenther@suse.de>
14799 PR tree-optimization/40389
14800 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14801 to addressable types.
14802 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14804 2009-06-17 Richard Guenther <rguenther@suse.de>
14806 PR middle-end/40460
14807 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14808 if there is no evolution of left in the loop bail out.
14809 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14810 chrec_fold_multiply.
14812 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14813 Janis Johnson <janis187@us.ibm.com>
14816 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14817 for the symbol ref of a constant that is the source of a move
14818 - nor for any other not-obvious-label-ref constants.
14820 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14822 * plugin.c (position_pass): Skip newly inserted pass during list
14823 traversal to avoid repeated insertion.
14825 2009-06-16 Ian Lance Taylor <iant@google.com>
14827 * vec.h (VEC_stack_alloc): Define different version if
14828 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14829 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14830 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14831 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14833 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14835 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14837 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14838 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14839 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14840 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14841 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14842 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14843 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14844 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14845 __builtin_ia32_rdtscp.
14846 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14847 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14848 and __builtin_ia32_rorhi.
14849 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14850 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14851 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14852 (ix86_expand_args_builtin): Likewise.
14853 (ix86_expand_special_args_builtin): Likewise.
14855 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14856 (UNSPECV_RDTSC): Likewise.
14857 (UNSPECV_RDPMC): Likewise.
14858 (*bsr): Renamed to ...
14860 (*bsr_rex64): Renamed to ...
14863 (*rdpmc): Likewise.
14864 (*rdpmc_rex64): Likewise.
14866 (*rdtsc): Likewise.
14867 (*rdtsc_rex64): Likewise.
14868 (rdtscp): Likewise.
14869 (*rdtscp): Likewise.
14870 (*rdtscp_rex64): Likewise.
14872 * config/i386/ia32intrin.h: New.
14874 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14876 2009-06-16 Ian Lance Taylor <iant@google.com>
14878 * ira-build.c (copy_info_to_removed_store_destinations):
14879 Initialize parent_a.
14881 2009-06-16 Ian Lance Taylor <iant@google.com>
14883 * c-decl.c (grokdeclarator): Change size_varies to bool.
14885 2009-06-16 Ian Lance Taylor <iant@google.com>
14887 * sel-sched.c: Make forward declarations of move_op_hooks and
14888 fur_hooks explicitly extern.
14890 2009-06-16 Ian Lance Taylor <iant@google.com>
14892 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14893 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14895 2009-06-16 Ian Lance Taylor <iant@google.com>
14897 * resource.c (mark_referenced_resources): Change
14898 include_delayed_effects parameter to bool. Change all callers.
14899 (mark_end_of_function_resources): Likewise.
14900 * reorg.c (insn_references_resource_p): Likewise.
14901 (insn_sets_resource_p): Likewise.
14902 * resource.h (mark_referenced_resources): Update declaration.
14903 (mark_end_of_function_resources): Update declaration.
14905 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14907 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14909 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14911 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14912 GCC can bootstrap on AIX with GNU Binutils 2.20.
14914 2009-06-16 Ian Lance Taylor <iant@google.com>
14916 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14918 2009-06-16 Ian Lance Taylor <iant@google.com>
14920 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14921 inline, not extern inline.
14922 (exact_log2): Likewise.
14923 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14925 (exact_log2): Likewise, but don't test CTZ_HWI.
14927 2009-06-16 Ian Lance Taylor <iant@google.com>
14929 * bitmap.c (bitmap_clear): Don't declare as inline.
14930 * gimple.c (gimplify_assign): Likewise.
14931 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14932 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14933 (sched_scan_info): Remove duplicate definition.
14935 2009-06-16 Ian Lance Taylor <iant@google.com>
14937 * c-common.c (skip_evaluation): Don't define.
14938 (c_inhibit_evaluation_warnings): Define global variable.
14939 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14940 than skip_evaluation.
14941 (convert_and_check, warn_for_div_by_zero): Likewise.
14942 * c-common.h (skip_evaluation): Don't declare.
14943 (c_inhibit_evaluation_warnings): Declare.
14944 * c-parser.c (c_parser_typeof_specifier): Set
14945 c_inhibit_evaluation_warnings rather than skip_evaluation.
14946 (c_parser_conditional_expression): Likewise.
14947 (c_parser_binary_expression): Likewise.
14948 (c_parser_sizeof_expression): Likewise.
14949 (c_parser_alignof_expression): Likewise.
14950 * c-typeck.c (build_indirect_ref): Check
14951 c_inhibit_evaluation_warnings rather than skip_evaluation.
14952 (build_conditional_expr, build_binary_op): Likewise.
14954 2009-06-16 Richard Guenther <rguenther@suse.de>
14956 * tree-ssa-alias.c (is_escape_site): Remove.
14957 * tree-ssa-alias.h (enum escape_type): Remove.
14958 (is_escape_site): Likewise.
14959 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14960 via casts and asms without deferring to is_escape_site.
14962 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14964 PR middle-end/40446
14965 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14966 use gen_lowpart if op0 has complex mode.
14968 2009-06-16 Richard Guenther <rguenther@suse.de>
14970 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14971 variables add them to ESCAPED.
14972 (find_func_aliases): Do not make all indirectly stored values escaped.
14974 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14976 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14977 make_decl_one_only.
14979 2009-06-16 Martin Jambor <mjambor@suse.cz>
14981 PR tree-optimization/40432
14982 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14983 check whether we need to force gimple register operand.
14985 2009-06-16 Martin Jambor <mjambor@suse.cz>
14987 PR tree-optimization/40413
14988 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14989 build_ref_for_offset.
14990 (propagate_subacesses_accross_link): Fix a typo in a comment.
14992 2009-06-16 Ira Rosen <irar@il.ibm.com>
14994 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14995 with additional parameter.
14996 * tree-vectorizer.h (enum vect_def_type): Add new value
14998 (enum vect_relevant): Add comments.
14999 (vect_is_simple_reduction): Add new argument.
15000 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15001 Detect nested cycles.
15002 (vect_is_simple_reduction): Update documentation, add an argument to
15003 distinguish inner-loop reduction from nested cycle, detect nested
15004 cycles, fix printings and indentation, don't swap operands in case
15006 (get_initial_def_for_reduction): Handle subtraction.
15007 (vect_create_epilog_for_reduction): Add new argument to specify
15008 reduction variable.
15009 (vect_finalize_reduction): Handle subtraction, fix comments.
15010 (vectorizable_reduction): Handle nested cycles. In case of nested
15011 cycle keep track of the reduction variable position. Call
15012 vect_is_simple_reduction with additional parameter. Use original
15013 statement code in reduction epilogue for nested cycle. Call
15014 vect_create_epilog_for_reduction with additional parameter.
15015 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15016 inner-loop vectorization.
15017 (vect_recog_widen_sum_pattern): Likewise.
15018 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15020 (vect_mark_stmts_to_be_vectorized): Likewise.
15021 (vect_get_vec_def_for_operand): Handle nested cycles.
15023 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15025 * doc/invoke.texi (Debugging Options): Fix option index entries
15026 for -fdump-statistics, -frandom-seed add entries for
15027 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15028 (FRV Options): Fix entries for -mTLS, -mtls.
15029 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15030 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15031 (M68hc1x Options): Fix @itemx for -mnominmax.
15032 (MCore Options): Fix entry for -mno-lsim.
15033 (MMIX Options): Fix entry for -mabi=mmixware.
15034 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15036 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15038 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15039 Mention the plugin mode of gengtype.
15040 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15041 * gengtype.c: Updated copyright.
15042 (plugin_files, nb_plugin_files) Added new static variables.
15043 (measure_input_list) Care about plugin_files.
15044 (write_rtx_next): Added early return in plugin mode.
15045 (create_file): Updated copyright year in generated file. Added
15047 (oprintf): Added early return if NULL outf.
15048 (get_output_file_with_visibility): Care of plugin_files.
15049 (get_output_file_name): May return null.
15050 (write_local): Added early return.
15051 (put_mangled_filename): Ditto.
15052 (finish_root_table): Added check for base_files.
15053 (write_roots): Care about null when plugins.
15054 (main): Added plugin mode.
15056 2009-06-15 Ian Lance Taylor <iant@google.com>
15058 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15059 * gcov.c (read_count_file): Add braces around variables declared
15062 * c.opt (Wjump-misses-init): New warning.
15063 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15064 -Wall and -Wc++-compat if not already set.
15065 (c_common_post_options): Clear warn_jump_misses_init if it was not
15067 * c-decl.c (struct c_binding): Change type field to a union with
15068 new label field. Make it the first field in the struct. Update
15069 references to type to use u.type instead.
15070 (struct c_spot_bindings): Define.
15071 (struct c_goto_bindings): Define.
15072 (c_goto_bindings_p): Define, along with VECs.
15073 (struct c_label_vars): Define.
15074 (struct c_scope): Add has_label_bindings field.
15075 (bind_label, set_spot_bindings): New static functions.
15076 (decl_jump_unsafe, update_spot_bindings): New static functions.
15077 (update_label_decls): New static function.
15078 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15079 Update binding u.label field to shadowed field.
15080 (c_binding_start_stmt_expr): New function.
15081 (c_binding_end_stmt_expr): New function.
15082 (pushdecl): Don't call c_begin_vm_scope.
15083 (make_label): Add defining and p_label_vars parameters. Change
15085 (lookup_label): Correct test for whether a label has not yet been
15086 defined. Call bind_label rather than bind.
15087 (warn_about_goto): New static function.
15088 (lookup_label_for_goto): New function.
15089 (declare_label): Call bind_label rather than bind.
15090 (check_earlier_gotos): New static function.
15091 (define_label): Don't give errors about jumping into statement
15092 expressions or scopes of variably modified types. Call
15093 set_spot_bindings and check_earlier_gotos. Call bind_label
15094 instead of bind. Don't set label_context_stack_se or
15095 label_context_stack_vm.
15096 (c_get_switch_bindings): New function.
15097 (c_release_switch_bindings): New function.
15098 (c_check_switch_jump_warnings): New function.
15099 (start_function): Don't set label_context_stack_se or
15100 label_context_stack_vm.
15101 (finish_function): Likewise.
15102 * c-typeck.c (label_context_stack_se): Don't define.
15103 (label_context_stack_vm): Don't define.
15104 (c_finish_goto_label): Call lookup_label_for_goto rather than
15105 lookup_label. Don't give errors about jumping into a statement
15106 expression or the scope of a variably modified type. Don't set
15107 label_context_stack_se or label_context_stack_vm.
15108 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15109 fields. Add bindings field.
15110 (c_start_case): Don't set deleted fields. Set bindings field.
15111 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15112 or blocked_vm. Call c_check_switch_jump_warnings.
15113 (c_finish_case): Don't test blocked_stmt_expr field. Call
15114 c_release_switch_bindings.
15115 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15116 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15117 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15118 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15119 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15120 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15121 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15122 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15123 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15124 (C_DECL_UNJUMPABLE_VM): Don't define.
15125 (C_DECL_UNDEFINABLE_VM): Don't define.
15126 (struct c_label_list): Don't define.
15127 (struct c_label_context_se): Don't define.
15128 (struct c_label_context_vm): Don't define.
15129 (struct c_spot_bindings): Declare.
15130 (c_bindings_start_stmt_expr): Declare.
15131 (c_bindings_end_stmt_expr): Declare.
15132 (lookup_label_for_goto): Declare.
15133 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15134 (c_check_switch_jump_warnings): Declare.
15135 (label_context_stack_se, label_context_stack_vm): Don't declare.
15136 (c_finish_goto_label): Update declaration.
15137 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15138 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15139 (Warning Options): Document -Wjump-misses-init.
15141 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15143 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15146 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15148 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15150 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15152 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15154 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15156 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15158 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15160 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15161 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15162 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15163 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15164 * dwarf2asm.c (dw2_force_const_mem): Update call to
15165 make_decl_one_only.
15166 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15167 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15168 * langhooks.c (lhd_comdat_group): Remove.
15169 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15170 * tree.h (DECL_COMDAT_GROUP): New.
15171 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15172 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15173 (make_decl_one_only): Change signature.
15174 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15175 make_decl_one_only.
15176 (make_decl_one_only): Change signature.
15177 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15179 2009-06-15 Richard Guenther <rguenther@suse.de>
15181 PR middle-end/40439
15182 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15184 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15186 * tree-ssa-math-opts.c: Remove extra divide.
15188 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15190 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15192 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15194 * passes.c: Add bswap pass.
15195 * tree-pass.h: Add pass_optimize_bswap declaration.
15196 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15197 Include rtl.h, expr.h and optabs.h for optab_handler check.
15198 (struct symbolic_number, pass_optimize_bswap): New definition.
15199 (do_shift_rotate, verify_symbolic_number_p): New functions.
15200 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15201 (gate_optimize_bswap): New function.
15202 * tree.c (widest_int_cst_value): New function.
15203 * tree.h (widest_int_cst_value): Prototype added.
15205 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15207 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15208 REG_EQUAL/REG_EQUIV notes.
15210 2009-06-14 Richard Guenther <rguenther@suse.de>
15212 PR middle-end/40389
15213 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15214 has its address taken if NRV was applied and it is addressable.
15215 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15216 function split out from ...
15217 (get_constraint_for_1): ... here.
15218 (handle_rhs_call): Use it to mark the return slot escaped if
15219 it is addressable and NRV was applied.
15221 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15223 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15224 Change first argument type to location_t.
15225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15226 Do not set input_location.
15227 Use loc instead of input_location throughout.
15229 2009-06-13 Richard Guenther <rguenther@suse.de>
15231 PR tree-optimization/40421
15232 * tree-predcom.c (should_unroll_loop_p): Remove.
15233 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15235 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15237 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15238 Add location argument.
15240 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15242 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15244 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15245 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15246 * config/spu/spu-protos.h: Add location to
15247 spu_resolve_overloaded_builtin.
15248 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15249 spu_build_builtin_va_list.
15250 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15251 argument. Pass location to build_function_call_vec.
15252 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15254 (emit_fpu_switch): Same.
15255 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15256 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15257 to build_decl and create_artificial_label.
15258 (xtensa_gimplify_va_arg_expr): Same.
15259 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15260 (xstormy16_gimplify_va_arg_expr): Same.
15261 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15262 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15263 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15264 (mips16_build_function_stub): Same.
15265 (mips16_build_call_stub): Same.
15267 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15270 * arm/constraints.md (Pa, Pb): New constraints.
15271 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15272 split pattern to deal with them.
15274 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15276 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15277 fix index entry for -Xpreprocessor.
15279 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15281 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15282 Add location argument to build_decl call.
15283 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15284 (rs6000_init_builtins): Same.
15285 (spe_init_builtins): Same.
15286 (rs6000_gimplify_va_arg): Add location argument to
15287 create_artificial_label call.
15289 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15291 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15292 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15293 * Makefile.in: Fix GGC dependency for gcse.o.
15295 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15297 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15298 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15299 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15301 * c-parser.c (c_parser_binary_expression): Use current column while
15302 building binary operations.
15303 * common.opt (fshow-column): Enable by default.
15304 * tree-vrp.c (check_array_ref): Use warning_at.
15305 (check_array_bounds): Use location from call back if expr has no
15307 * tree.h: Add location argument to maybe_fold_*.
15308 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15309 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15310 (maybe_fold_offset_to_component_ref): Same.
15311 (maybe_fold_offset_to_reference): Same.
15312 (maybe_fold_offset_to_address): Same.
15313 (maybe_fold_stmt_indirect): Same.
15314 (maybe_fold_stmt_addition): Same.
15315 (fold_stmt_r): Pass location to maybe_fold_*.
15316 (fold_gimple_assign): Same.
15317 * c-tree.h: Add location argument to finish_decl,
15318 default_function_array_conversion, store_init_value.
15319 * c-decl.c (define_label): Use error_at.
15320 (c_make_fname_decl): Pass location to finish_decl.
15321 (finish_decl): New location argument.
15322 (build_compound_literal): Pass location to store_init_value.
15323 (grokdeclarator): Pass location to finish_decl.
15325 * c-typeck.c (array_to_pointer_conversion): New location argument.
15326 (function_to_pointer_conversion): Same.
15327 (default_function_array_conversion): Same.
15328 (parser_build_unary_op): Pass location to overflow_warning.
15329 (parser_build_binary_op): Same. Use warning_at.
15330 (build_unary_op): Pass location to array_to_pointer_conversion.
15331 (build_c_cast): Pass location to digest_init.
15332 (build_modify_expr): New location argument.
15333 (convert_for_assignment): Same.
15334 (store_init_value): Same.
15335 (digest_init): Same.
15336 (output_init_element): Pass location to digest_init and
15337 array_to_pointer_conversion.
15338 (c_finish_return): Pass location to convert_for_assignment.
15339 * gimplify.c (gimplify_conversion): Pass location to
15340 maybe_fold_offset_to_address.
15341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15342 to maybe_fold_stmt_addition.
15343 * c-omp.c (c_finish_omp_atomic): Pass new location to
15345 (c_finish_omp_for): Same.
15346 * c-common.c (overflow_warning): New argument.
15347 * c-common.h: New argument to build_modify_expr, overflow_warning.
15348 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15350 (c_parser_initializer): Pass location to
15351 default_function_array_conversion.
15352 (c_parser_initelt): Same.
15353 (c_parser_initval): Same.
15354 (c_parser_asm_operands): Same.
15355 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15356 (c_parser_conditional_expression): Same.
15357 (c_parser_binary_expression): Add location info to stack. Use it.
15358 (c_parser_unary_expression): Pass location to
15359 default_function_array_conversion, parser_build_unary_op,
15360 build_indirect_ref, c_parser_postfix_expression_after_primary.
15361 (c_parser_postfix_expression_after_primary): New location argument.
15363 (c_parser_expression_conv): Pass location to
15364 default_function_array_conversion.
15365 (c_parser_expr_list): Same.
15366 (c_parser_omp_atomic): Same.
15367 (c_parser_omp_for_loop): Same.
15368 * c-tree.h (struct c_declarator): Add comment to id_loc.
15369 (build_array_declarator): New argument.
15370 * c-decl.c (build_array_declarator): Add location argument.
15371 (grokdeclarator): Set id_loc for cdk_array.
15372 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15373 build_array_declarator.
15374 * tree.c (build_omp_clause): Add location argument.
15375 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15376 (OMP_CLAUSE_LOCATION): New macro.
15377 (struct tree_omp_clause): Add location field.
15378 (build_omp_clause): Add argument.
15379 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15381 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15382 (cp_parser_omp_clause_collapse): Same.
15383 (cp_parser_omp_clause_default): Same.
15384 (cp_parser_omp_clause_if): Same.
15385 (cp_parser_omp_clause_nowait): Same.
15386 (cp_parser_omp_clause_num_threads): Same.
15387 (cp_parser_omp_clause_ordered): Same.
15388 (cp_parser_omp_clause_schedule): Same.
15389 (cp_parser_omp_clause_untied): Same.
15390 (cp_parser_omp_for_loop): Same.
15391 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15392 * c-tree.h (c_start_case): Add location argument.
15393 (c_process_expr_stmt): Same.
15394 (c_finish_goto_*): Same.
15395 * tree-parloops.c (initialize_reductions): Pass location to
15397 (create_parallel_loop): Same.
15398 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15399 (gfc_trans_omp_reduction_list): Same.
15400 (gfc_trans_omp_clauses): Same.
15401 (gfc_trans_omp_do): Same.
15402 * c-typeck.c (c_finish_goto_label): Same.
15403 (c_finish_goto_ptr): New location argument.
15404 (c_start_case): Same.
15405 (emit_side_effect_warnings): Same.
15406 (c_process_expr_stmt): Same.
15407 (c_finish_stmt_expr): Same.
15408 (c_finish_omp_clauses): Use error_at instead of error.
15409 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15411 * c-omp.c (c_split_parallel_clauses): New location argument.
15412 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15413 to build_omp_clause.
15414 (convert_local_reference_stmt): Same.
15415 (convert_gimple_call): Same.
15416 * c-common.h (c_split_parallel_clauses): New argument.
15417 * c-parser.c (c_parser_statement_after_labels): Pass location to
15418 c_finish_goto_label.
15419 (c_parser_switch_statement): Pass location to c_start_case.
15420 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15421 and c_process_expr_stmt.
15422 (c_parser_omp_variable_list): Add location argument.
15423 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15424 (c_parser_omp_clause_default): Same.
15425 (c_parser_omp_clause_if): Same.
15426 (c_parser_omp_clause_num_threads): Same.
15427 (-c_parser_omp_clause_ordered): Same.
15428 (c_parser_omp_clause_reduction): Pass location to
15429 c_parser_omp_variable_list.
15430 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15431 (c_parser_omp_clause_untied): Same.
15432 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15433 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15435 * c-tree.h (check_for_loop_decls, undeclared_variable,
15436 build_component_ref, build_array_ref, build_external_ref,
15437 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15438 build_conditional_expr, build_compound_expr, c_cast_expr,
15439 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15440 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15442 * c-semantics.c (build_stmt): Same.
15443 (build_case_label): Same.
15444 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15445 (undeclared_variable): New argument.
15446 (make_label): Same.
15447 (lookup_label): Pass location on down.
15448 (define_label): Same.
15449 (finish_decl): Same.
15450 (build_compound_literal): Same.
15451 (finish_struct): Same.
15452 (finish_function): Do not set location here.
15453 (check_for_loop_decls): New argument.
15454 * tree.c (save_expr): Set location.
15455 (build_empty_stmt): New argument.
15456 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15457 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15458 * builtins.c (gimplify_va_arg_expr): Use locations.
15459 (expand_builtin_sync_operation): Same.
15460 * c-typeck.c (build_component_ref): New argument.
15461 (build_array_ref): Same.
15462 (build_external_ref): Same.
15463 (c_expr_sizeof_expr): Same.
15464 (c_expr_sizeof_type): Same.
15465 (parser_build_unary_op): Same.
15466 (build_conditional_expr): Same.
15467 (build_compound_expr): Pass location on down.
15468 (build_compound_expr): New argument.
15469 (build_c_cast): Same.
15470 (c_cast_expr): Same.
15471 (build_asm_expr): Same.
15472 (c_finish_return): Same.
15473 (c_process_expr_stmt): Pass location on down.
15474 (c_finish_stmt_expr): New argument.
15475 (push_clenaup): Same.
15476 (c_finish_omp_parallel): Same.
15477 (c_finish_omp_task): Same.
15478 * gimplify.c (gimplify_call_expr): Pass location on down.
15479 * c-omp.c (c_finish_omp_master): New argument.
15480 (c_finish_omp_critical): Same.
15481 (c_finish_omp_ordered): Same.
15482 (c_finish_omp_barrier): Same.
15483 (-c_finish_omp_taskwait): Same.
15484 (c_finish_omp_atomic): Same.
15485 (c_finish_omp_flush): Same.
15486 * tree-inline.c (copy_tree_body_r): Pass location on down.
15487 (inline_forbidden_p): Remove use of input_location.
15488 * c-gimplify.c (c_build_bind_expr): New argument.
15489 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15490 (c_sizeof_or_alignof_type): New argument.
15491 (c_alignof_expr): Same.
15492 (build_va_arg): Same.
15493 (c_add_case_label): Same.
15494 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15495 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15496 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15497 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15498 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15499 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15501 * stub-objc.c (objc_build_selector_expr): Same.
15502 (objc_build_throw_stmt): Same.
15503 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15504 (c_parser_initelt): Same.
15505 (c_parser_compound_statement): Same.
15506 (c_parser_compound_statement_nostart): Same.
15507 (c_parser_label): Same.
15508 (c_parser_statement_after_labels): Same.
15509 (c_parser_if_body): Same.
15510 (c_parser_else_body): Same.
15511 (c_parser_if_statement): Same.
15512 (c_parser_switch_statement): Same.
15513 (c_parser_while_statement): Same.
15514 (c_parser_do_statement): Same.
15515 (c_parser_for_statement): Same.
15516 (c_parser_asm_statement): Same.
15517 (c_parser_conditional_expression): Same.
15518 (c_parser_binary_expression): Same.
15519 (c_parser_cast_expression): Same.
15520 (c_parser_unary_expression): Same.
15521 (c_parser_sizeof_expression): Same.
15522 (c_parser_alignof_expression): Same.
15523 (c_parser_postfix_expression): Same.
15524 (c_parser_expression): Same.
15525 (c_parser_objc_receiver): Same.
15526 (c_parser_omp_variable_list): Same.
15527 (c_parser_omp_structured_block): Same.
15528 (c_parser_omp_atomic): New argument.
15529 (c_parser_omp_barrier): Same.
15530 (c_parser_omp_critical): Same.
15531 (c_parser_omp_flush): Pass location on down.
15532 (c_parser_omp_for_loop): New argument.
15533 (c_parser_omp_for): Same.
15534 (c_parser_omp_master): Same.
15535 (c_parser_omp_ordered): Same.
15536 (c_parser_omp_sections_scope): Same.
15537 (c_parser_omp_sections): Same.
15538 (c_parser_omp_parallel): Same.
15539 (c_parser_omp_single): Same.
15540 (c_parser_omp_task): Same.
15541 (c_parser_omp_taskwait): Pass location on down.
15542 (c_parser_omp_construct): Same.
15543 (c_parser_omp_threadprivate): Same.
15544 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15545 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15546 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15547 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15548 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15549 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15550 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15551 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15552 config/i386/i386.c, stmt.c:
15553 Add location argument to the following function definitions and/or
15554 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15555 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15556 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15557 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15558 do_case, c_finish_bc_stmt, build_compound_literal,
15559 build_function_call.
15560 * c-decl.c (build_compound_literal): Add location argument.
15561 Make all diagnostic calls use location.
15562 (start_struct): Same.
15563 (finish_struct): Same.
15564 (start_enum): Same.
15565 (build_enumerator): Same.
15566 (start_function): Same.
15567 (grokdeclarator): Make all diagnostic calls use location.
15568 (store_parm_decls_oldstyle): Same.
15569 * c-typeck.c (build_function_call): Add location argument.
15570 Make all diagnostic calls use location.
15572 (c_finish_bc_stmt): Same.
15573 * tree-nested.c (get_trampoline_type): Add argument.
15574 Pass location to build_decl.
15575 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15576 * rtl.h (RTL_LOCATION): New.
15577 * c-common.c (c_add_case_label): Add location argument.
15578 Make all diagnostic calls use location.
15579 * c-common.h: Add location argument to make_fname_decl, do_case,
15580 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15581 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15582 Set it appropriately for every case. Pass enum_loc to start_enum
15583 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15585 (c_parser_struct_or_union_specifier): Save location. Use it for
15586 start_struct, finish_struct, and parser_xref_tag.
15588 2009-06-12 Ian Lance Taylor <iant@google.com>
15590 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15592 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15593 cpp_opts->warn_cxx_operator_names.
15595 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15598 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15599 is returns NULL and OP is a VCE, look through the VCE.
15601 2009-06-12 Ian Lance Taylor <iant@google.com>
15604 * collect2.c (main): Use CONST_CAST2 in code inside #if
15605 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15607 2009-06-12 Joey Ye <joey.ye@intel.com>
15609 PR middle-end/39146
15610 * cfgexpand.c (get_decl_align_unit): Update
15611 max_used_stack_slot_alignment with align instead of
15612 stack_alignment_needed.
15614 * function.c (assign_stack_local_1): Update
15615 max_used_stack_slot_alignment with alignment_in_bits instead
15616 of stack_alignment_needed.
15617 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15620 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15622 * dwarf2out.c (last_var_location_insn): New variable.
15623 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15624 (dwarf2out_var_location): Don't record anything after last real
15625 insn. Only change labels if there were any real instructions
15626 in between last note and this one, or if changed sections.
15628 2009-06-11 Richard Henderson <rth@redhat.com>
15630 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15631 note when storing the frame pointer in a register.
15632 (FRP): Don't redefine to nothing for epilogue.
15633 (alpha_expand_epilogue): Mark register and sp restores.
15634 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15636 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15637 when gen_lowpart is needed.
15639 2009-06-11 Richard Henderson <rth@redhat.com>
15641 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15643 * dwarf2out.c (need_data_align_sf_opcode): New.
15644 (div_data_align): Move earlier.
15645 (def_cfa_1, reg_save): Use it.
15647 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15649 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15650 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15651 (ix86_handle_option): Handle OPT_mcrc32.
15652 (ix86_target_string): Add -mcrc32.
15653 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15655 * config/i386/i386.h (TARGET_CRC32): New.
15657 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15658 (sse4_2_crc32di): Likewise.
15660 * config/i386/i386.opt (mcrc32): New.
15662 * doc/invoke.texi: Document -mcrc32.
15664 2009-06-11 Richard Henderson <rth@redhat.com>
15666 * common.opt (gdwarf-): Accept a version number.
15667 * doc/invoke.texi (gdwarf-): Update docs.
15668 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15669 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15670 version level, and record it.
15672 * dwarf2.h (DW_CIE_VERSION): Remove.
15673 * dwarf2out.c (DWARF_VERSION): Remove.
15674 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15675 (output_call_frame_info): Use CIE version 3 for dwarf3,
15676 or if the return register column is out of range for version 1.
15677 (dwarf_stack_op_name): Add all dwarf3 values.
15678 (DEBUG_PUBTYPES_SECTION): New.
15679 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15680 encoding change for dwarf3.
15681 (output_die) [dw_val_class_die_ref]: Likewise.
15682 (output_compilation_unit_header): Emit correct version for dwarf3.
15683 (output_line_info): Likewise.
15684 (output_pubnames): Update for DWARF_VERSION removal.
15685 (output_aranges): Likewise.
15686 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15687 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15688 (dwarf2out_finish): Likewise.
15690 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15692 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15695 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15698 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15699 * builtins.c (expand_builtin_unreachable): New function.
15700 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15701 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15702 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15704 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15705 searching for missing barriers.
15707 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15709 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15710 when -fprofile-generate* was passed.
15711 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15713 2009-06-11 Anthony Green <green@moxielogic.com>
15715 * config/moxie/moxie.md: Define length attribute for all instructions.
15717 (*b<cond:code>): Support limited branch ranges for new PC-relative
15718 branch instructions.
15719 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15721 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15723 * config/i386/i386.c (min_insn_size): Use get_attr_length
15724 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15725 For __asm return 0.
15727 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15728 instead of emit_insn_before.
15730 2009-06-10 Ian Lance Taylor <iant@google.com>
15733 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15736 2009-06-10 Revital Eres <eres@il.ibm.com>
15738 * passes.c (init_optimization_passes): Reschedule
15739 predictive-commoning pass before complete unroll pass.
15741 2009-06-10 Martin Jambor <mjambor@suse.cz>
15743 * cgraph.c (cgraph_node_can_be_local_p): New function.
15744 (cgraph_make_node_local): New function.
15745 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15746 (cgraph_make_node_local): Declare.
15748 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15750 * tree.h (tree_base): Add packed_flag and user_align fields.
15751 Decrease size of spare field.
15752 (TYPE_USER_ALIGN): Use user_align from tree_base.
15753 (DECL_USER_ALIGN): Likewise.
15754 (TYPE_PACKED): Use packed_flag from tree_base.
15755 (DECL_PACKED): Likewise.
15756 (tree_type): Delete packed_flag and user_align fields. Widen
15757 precision field. Widen mode field and shuffle fields to align
15758 mode on an 8-bit boundary.
15759 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15760 Renumber decl_flag_* fields. Fix comments. Widen
15761 decl_common_unused field.
15762 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15763 (DECL_EXTERNAL): Likewise.
15764 (DECL_BIT_FIELD): Likewise.
15765 (DECL_NONADDRESSABLE_P): Likewise.
15766 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15767 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15769 2009-06-10 Ian Lance Taylor <iant@google.com>
15771 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15772 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15773 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15774 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15775 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15776 DEF_VEC_ALLOC_FUNC_P.
15777 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15778 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15779 DEF_VEC_ALLOC_FUNC_O.
15780 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15781 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15782 DEF_VEC_ALLOC_FUNC_I.
15783 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15784 (vec_stack_p_reserve_exact_1): Declare.
15785 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15786 (vec_stack_free): Declare.
15787 (VEC_stack_alloc): Define.
15788 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15789 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15790 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15791 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15793 (stack_vecs): New static variable.
15794 (vec_stack_p_reserve_exact_1): New function.
15795 (vec_stack_o_reserve_1): New static function.
15796 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15797 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15798 (vec_stack_free): New function.
15799 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15800 (VEC_df_ref_stack_alloc): Define.
15801 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15802 DEF_VEC_ALLOC_P_STACK.
15803 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15804 (struct df_collection_rec): Change _vec fields to VEC. Remove
15806 (df_free_collection_rec): Adjust for new fields.
15807 (df_insn_rescan): Use new df_collection_rec fields.
15808 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15809 (df_ref_create_structure, df_ref_record): Likewise.
15810 (df_get_conditional_uses, df_get_call_refs): Likewise.
15811 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15812 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15813 (df_record_exit_block_uses, df_bb_verify): Likewise.
15814 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15815 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15816 Remove count parameter. Change return type to void. Change all
15818 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15819 Remove count parameter. Change return type to void. Change all
15821 (df_install_refs): Change old_vec parameter to VEC. Remove count
15822 parameter. Change all callers.
15823 (df_install_mws): Change old_vec parameter to VEC. Remove count
15824 parameter. Change all callers.
15825 (df_refs_verify): Change new_rec parameter to VEC. Change call
15827 (df_mws_verify): Likewise.
15829 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15831 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15833 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15835 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15837 2009-06-10 Anthony Green <green@moxielogic.com>
15839 * config/moxie/crti.asm: New file.
15840 * config/moxie/crtn.asm: New file.
15841 * config/moxie/moxie.c: New file.
15842 * config/moxie/moxie.h: New file.
15843 * config/moxie/sfp-machine.h: New file.
15844 * config/moxie/moxie-protos.h: New file.
15845 * config/moxie/t-moxie: Created.
15846 * config/moxie/t-moxie-softfp: Created.
15847 * config/moxie/moxie.md: Created.
15848 * config/moxie/constraints.md: Created.
15849 * config.gcc: Add moxie support.
15850 * doc/md.texi (Machine Constraints): Add moxie constraints.
15851 * doc/contrib.texi (Contributors): Mention moxie port.
15852 * doc/install.texi (Specific): Mention the moxie port.
15854 2009-06-09 Ian Lance Taylor <iant@google.com>
15856 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15857 compiling with C++.
15858 * optabs.c (optab_table): Only use designated initializers if
15859 HAVE_DESIGNATED_INITIALIZERS is defined.
15860 (convert_optab_table): Likewise.
15861 (init_optabs): Always call init_insn_codes if
15862 HAVE_DESIGNATED_INITIALIZERS is not defined.
15864 2009-06-09 Ian Lance Taylor <iant@google.com>
15866 * targhooks.c (default_builtin_vectorized_function): Change fn
15867 parameter to unsigned int.
15868 (default_builtin_vectorized_conversion): Change code parameter to
15870 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15871 * targhooks.h: Update declarations.
15872 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15873 parameter to unsigned int.
15875 * c-typeck.c (comptypes_check_enum_int): New static function.
15876 (comptypes_internal): Add enum_and_int_p parameter. Change all
15878 (comp_target_types): Add location parameter. Change all callers.
15879 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15880 Change all callers.
15881 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15882 (build_conditional_expr): Add colon_loc parameter. Change all
15884 (convert_for_assignment): Add location parameter. Change all callers.
15885 * c-parser.c (c_parser_conditional_expression): Pass location of
15886 colon to build_conditional_expr.
15887 * c-tree.h (build_conditional_expr): Update declaration.
15889 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15891 * graphite.c: Revert previous patch.
15893 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15896 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15898 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15900 * tree-ssa-loop-prefetch.c
15901 (loop_prefetch_arrays): Fixed a portability problem in printf format
15904 2009-06-09 Martin Jambor <mjambor@suse.cz>
15906 PR tree-optimization/40351
15907 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15908 refrence to a potential artifical subaccess can be constructed.
15910 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15912 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15913 (sh_override_options): Likewise.
15914 * config/sh/sh.c: Include params.h.
15915 (sh_optimization_options): New.
15916 (sh_override_options): Likewise.
15917 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15918 (OVERRIDE_OPTIONS): Use sh_override_options.
15920 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15922 * dwarf2out.c (emit_cfa_remember): New variable.
15923 (add_fde_cfi): If emit_cfa_remember, recurse to add
15924 DW_CFA_remember_state first.
15925 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15926 instead just set emit_cfa_remember.
15928 2009-06-08 Jan Hubicka <jh@suse.cz>
15931 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15933 2009-06-08 Jan Hubicka <jh@suse.cz>
15935 PR middle-end/39834
15936 * cgraphunit.c (save_inline_function_body): Do not copy transform
15937 hooks for saved inline bodies.
15938 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15939 for given function.
15941 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15943 * jump.c (returnjump_p): Handle delayed branches. Add missing
15946 2009-06-08 Jan Hubicka <jh@suse.cz>
15948 PR middle-end/40102
15949 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15950 original node might've been modified.
15951 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15953 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15955 * tree-object-size.c (addr_object_size): Add OSI argument.
15956 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15957 (compute_builtin_object_size, expr_object_size): Adjust callers.
15958 (plus_stmt_object_size): Call addr_object_size instead of
15959 compute_builtin_object_size.
15961 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15962 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15964 * tree-ssa-loop-prefetch.c
15965 (gather_memory_references): Introduced a counter for the number of
15967 (anything_to_prefetch_p): Introduced a counter for the number of
15969 (is_loop_prefetching_profitable): New function with a cost model
15971 (loop_prefetch_arrays): Use the new cost model to determine if
15972 prefetching is profitable.
15973 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15974 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15975 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15976 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15977 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15978 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15980 2009-06-08 Michael Matz <matz@suse.de>
15983 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15984 partitions use the same.
15985 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15986 for basevars of SSA_NAMEs.
15987 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15988 to not expand them twice.
15989 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15992 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15994 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15995 (fdump-final-insns=, gtoggle): New.
15996 * doc/invoke.texi: Document them.
15997 * final.c (rest_of_clean_state): Dump final insn stream.
15998 * gcc.c (invoke_as): Hook in -fcompare-debug.
15999 (static_spec_functions): Add compare-debug-dump-opt,
16000 compare-debug-self-opt and compare-debug-auxbase-opt.
16001 (compare_debug, compare_debug_second, compare_debug_opt): New.
16002 (switches_debug_check, n_switches_debug_check): New.
16003 (debug_auxbase_opt, debug_check_temp_file): New.
16004 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16006 (do_self_spec): Handle arguments after switches.
16007 (do_spec_1): Add .gk extension to temp file basenames for compare.
16008 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16009 (cc1_options): Use it instead of normal auxbase computation for
16010 the second compare-debug compilation.
16011 (compare_files): New.
16012 (main): Set up and implement compare debug mode.
16013 (compare_debug_dump_opt_spec_function): New.
16014 (compare_debug_self_opt_spec_function): New.
16015 (compare_debug_auxbase_opt_spec_function): New.
16016 * toplev.c (process_options): Handle flag_gtoggle,
16017 flag_dump_final_insns.
16018 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16019 during -fcompare-debug-second compilation.
16021 2009-06-07 Ian Lance Taylor <iant@google.com>
16023 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16024 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16026 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16027 with no default node. Change warning with %H to warning_at.
16028 Don't clear warn_switch around case checking.
16029 * doc/invoke.texi (Warning Options): Clarify distinction between
16030 -Wswitch and -Wswitch-enum.
16032 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16034 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16036 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16038 * gbl-ctors.h: Add header guard.
16040 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16042 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16043 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16044 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16045 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16046 prototypes for removed functions.
16047 (expressions_equal_p): Move to ...
16048 * tree-ssa-sccvn.h: ... here and ...
16049 * matrix-reorg.c: ... adjust includes.
16051 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16053 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16055 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16057 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16058 (finish_function): Remove erroneous whitespace.
16060 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16062 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16063 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16065 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16067 * errors.c (internal_error): Commentary typo fix.
16068 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16069 * tree-ssa-pre.c: Ditto.
16071 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16073 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16074 them is supposed to hold actual statements.
16076 2009-06-06 Ian Lance Taylor <iant@google.com>
16078 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16079 empty statements can now have attributes.
16081 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16083 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16084 * config/mips/mips.md: Ditto.
16086 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16088 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16090 (__eabi_uconvert): Likewise.
16092 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16094 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16095 CFI_* definitions with IN_GCC.
16097 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16099 * xcoffout.h (xcoffout_source_line): Update prototype.
16101 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16103 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16104 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16106 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16108 PR middle-end/40340
16109 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16110 inlined_function_outer_scope_p blocks for artificial inlines
16112 * tree.c (tree_nonartificial_location): Rewrite using
16113 block_nonartificial_location.
16115 2009-06-05 Revital Eres <eres@il.ibm.com>
16116 Leehod Baruch <leehod@il.ibm.com>
16118 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16119 (expand_expr_real_1): Remove comment.
16120 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16121 Vectorize misaligned access when the target supports it.
16122 (vect_supportable_dr_alignment): Check for unaligned access support.
16123 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16126 2009-06-05 Julian Brown <julian@codesourcery.com>
16128 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16129 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16131 2009-06-05 Richard Guenther <rguenther@suse.de>
16134 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16135 as possibly unused.
16137 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16139 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16140 (save_gprs): Don't tell unwinder when a global register is saved.
16141 (s390_emit_epilogue): Emit needed epilogue unwind info.
16143 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16145 * dwarf2out.c (deferred_asm_name): New.
16146 (add_name_and_src_coords_attributes): Defer creation of
16147 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16149 (move_linkage_attr): New.
16150 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16153 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16155 * tree-nested.c (finalize_nesting_tree_1): Declare the
16156 frame_decl in the binding tree.
16158 2009-06-04 Cary Coutant <ccoutant@google.com>
16160 * basic-block.h (struct basic_block_def): Add discriminator field.
16161 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16163 * debug.c (do_nothing_debug_hooks): Add additional entry.
16164 (debug_nothing_int_charstar_int): New function.
16165 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16166 (debug_nothing_int_charstar_int): New declaration.
16167 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16168 discriminator value in .loc directive.
16169 * final.c (last_discriminator): New variable.
16170 (discriminator): New variable.
16171 (final_start_function): Initialize above variables, pass current
16172 discriminator to debug hook.
16173 (notice_source_line): Check for discriminator change.
16174 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16175 * sdbout.c (sdbout_source_line): New parameter.
16176 * tree-cfg.c (struct locus_discrim_map): New structure type.
16177 (discriminator_per_locus): New hash table.
16178 (build_gimple_cfg): Allocate and free discriminator hash table.
16179 (make_edges): Call assign_discriminator.
16180 (locus_map_hash): New function.
16181 (locus_map_eq): New function.
16182 (next_discriminator_for_locus): New function.
16183 (same_line_p): New function.
16184 (assign_discriminator): New function.
16185 (make_cond_expr_edges): Call assign_discriminator.
16186 (make_gimple_switch_edges): Likewise.
16187 (first_non_label_stmt): New function.
16188 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16190 * xcoffout.c (xcoffout_source_line): Add new parameter.
16192 * configure.ac (gcc_cv_as_discriminator): New configury check for
16193 gas support for discriminator.
16194 * configure: Regenerate.
16195 * config.in: Regenerate.
16197 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16199 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16200 val after checking for integers.
16202 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16204 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16206 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16207 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16208 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16209 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16210 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16211 X64_SSE_REGPARM_MAX.
16212 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16213 X64_SSE_REGPARM_MAX.
16215 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16217 * gcc.c (report_times_to_file): New.
16218 (execute): Implement it.
16219 (process_command): Support -time=.
16220 * doc/invoke.texi: Document it.
16222 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16224 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16225 that have value exprs.
16227 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16229 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16230 declarations for constants until...
16231 (dw2_output_indirect_constant_1): ... this point.
16233 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16236 * arm.md (arm_addsi3): Don't try to split an add with an
16237 eliminable register until after reload has completed.
16239 2009-06-03 Ian Lance Taylor <iant@google.com>
16241 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16242 * genattrtab.c (write_length_unit_log): Likewise.
16243 * genchecksum.c (dosum): Likewise.
16244 * gengtype.c (write_rtx_next): Likewise.
16245 (finish_root_table, write_roots): Likewise.
16246 * gimple.c (gimple_ops_offset_): Likewise.
16247 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16248 * config/arc/arc.c (arc_attribute_table): Likewise.
16249 * config/arm/arm.c (arm_attribute_table): Likewise.
16250 * config/avr/avr.c (avr_attribute_table): Likewise.
16251 * config/crx/crx.c (crx_attribute_table): Likewise.
16252 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16253 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16254 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16255 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16256 * config/sh/sh.c (sh_attribute_table): Likewise.
16257 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16258 * config/spu/spu.c (spu_attribute_table): Likewise.
16259 * config/v850/v850.c (v850_attribute_table): Likewise.
16261 * config/alpha/alpha.c (vms_attribute_table): Make static.
16262 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16263 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16264 * config/mips/mips.c (mips_attribute_table): Likewise.
16266 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16268 (cc1-checksum.o): Likewise.
16270 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16272 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16274 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16276 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16277 insn if it is changing sp. Use gen_add3_insn instead of
16278 conditionally gen_addsi3 and gen_adddi3.
16279 (offset_below_red_zone_p): New static inline function.
16280 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16281 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16282 * config/rs6000/ppc-asm.h: Include auto-host.h.
16283 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16284 CFI_RESTORE): Define.
16285 * config/rs6000/crtresxgpr.asm: Add unwind info.
16286 * config/rs6000/crtresxfpr.asm: Likewise.
16287 * config/rs6000/crtresgpr.asm: Likewise.
16288 * config/rs6000/crtresfpr.asm: Likewise.
16289 * config/rs6000/crtsavgpr.asm: Likewise.
16290 * config/rs6000/crtsavfpr.asm: Likewise.
16292 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16293 argument of DWARF2_FRAME_REG_OUT macros.
16295 2009-06-03 Julian Brown <julian@codesourcery.com>
16297 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16298 words or less (including TImode) in core registers.
16300 2009-06-03 Richard Guenther <rguenther@suse.de>
16302 PR middle-end/40328
16303 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16305 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16307 * statistics.c (statistics_counter_event): Do not record event
16308 in pass dump if its number == -1.
16309 (curr_statistics_hash): Add assert that we never get passes
16310 with static number == -1.
16312 2009-06-03 Richard Guenther <rguenther@suse.de>
16313 Andrey Belevantsev <abel@ispras.ru>
16315 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16316 non-BLKmode arrays addressable.
16318 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16320 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16321 * config/m68k/m68k.h: ... here.
16323 2009-06-03 Martin Jambor <mjambor@suse.cz>
16325 PR tree-optimization/40323
16326 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16329 2009-06-03 Richard Guenther <rguenther@suse.de>
16331 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16334 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16336 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16337 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16338 JUMP_TABLE_DATA_P where applicable.
16339 * config/sh/sh.c: Ditto.
16340 * config/sh/sh.h: Ditto.
16341 * config/sh/sh.md: Ditto.
16342 * config/sh/symbian.c: Ditto.
16344 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16346 * config/i386/driver-i386.c (describe_cache): Optimize
16347 concatenation of strings. Use snprintf instead of sprintf.
16348 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16349 target when not compiling with GCC.
16351 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16353 * config/sh/sh.c: Revert last change.
16354 (sh_expand_epilogue): Emit a blockage insn before the frame
16355 pointer adjustment unconditionally.
16357 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16359 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16360 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16361 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16362 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16363 to COLLECT_GCC_OPTIONS.
16365 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16367 * collect2.c (target_system_root): New variable.
16368 (main): Handle --sysroot=.
16369 (ignore_library): Strip the sysroot from the library path.
16371 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16373 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16374 (collect2.o): Depend on collect2-aix.h.
16375 (collect2-aix.o): New rule.
16376 * collect2-aix.h: New file.
16377 * collect2-aix.c: Likewise.
16378 * collect2.c: Include collect2-aix.h. Don't undefine
16379 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16380 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16381 Use TARGET_AIX_VERSION instead of _AIX51.
16382 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16383 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16384 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16385 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16386 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16388 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16390 * collect2.c (ignore_library): Avoid premature post-increment
16391 and null deference.
16393 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16395 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16396 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16397 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16398 CROSS_DIRECTORY_STRUCTURE too.
16399 (LINK_LIBG_SPEC): Likewise.
16400 (LIB_SPEC): Add %R to sysroot paths.
16401 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16402 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16403 * config/rs6000/aix51.h: As for aix43.h.
16404 * config/rs6000/aix52.h: Likewise.
16405 * config/rs6000/aix53.h: Likewise.
16406 * config/rs6000/aix61.h: Likewise.
16407 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16408 to the beginning of sysroot paths.
16410 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16412 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16413 INSN_LISTs that are out of the REG_NOTE range.
16415 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16417 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16418 (struct var_to_expand): Likewise.
16419 (struct opt_info): Add head and tail for linked lists of the above.
16420 (analyze_insn_to_expand_var): Initialize next.
16421 (analyze_iv_to_split_insn): Likewise.
16422 (analyze_insns_in_loop): Create linked lists.
16423 (allocate_basic_variable): Simplify for use without hash table.
16424 (insert_var_expansion_initialization): Likewise, make it type-safer.
16425 (combine_var_copies_in_loop_exit): Likewise.
16426 (apply_opt_in_copies): Walk lists rather than hash tables.
16427 (release_var_copies): Simplified and inlined by hand into...
16428 (free_opt_info): ... this function.
16430 2009-06-02 Richard Guenther <rguenther@suse.de>
16432 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16435 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16437 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16438 only for builtins that are not overridden.
16440 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16442 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16445 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16447 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16449 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16451 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16453 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16455 * common.opt (fdump-unnumbered-links): New.
16456 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16457 * print-rtl.c (flag_dump_unnumbered_links): New.
16458 (print_rtx): Test it.
16460 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16462 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16463 push/pop multiple to 8-byte alignment.
16465 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16467 * config/i386/i386.c (queued_cfa_restores): New static variable.
16468 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16470 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16471 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16472 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16473 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16474 note unconditionally.
16475 (ix86_emit_restore_regs_using_mov): Likewise.
16476 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16477 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16478 it through to ix86_emit_restore_reg_using_pop.
16479 (ix86_emit_leave): Add RED_OFFSET argument. Call
16480 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16481 instead of adding REG_CFA_OFFSET note unconditionally.
16482 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16483 the above functions. Call ix86_add_queued_cfa_restore_notes when
16486 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16487 force output of the label even for dwarf2out_do_cfi_asm.
16488 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16489 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16490 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16492 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16493 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16494 dwarf2out_cfi_label callers.
16495 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16496 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16497 Adjust dwarf2out_cfi_label callers.
16498 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16500 * config/i386/i386.h (struct machine_cfa_state,
16501 struct machine_function): Guard with ifndef USED_FOR_TARGET
16502 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16505 * emutls.c (__emutls_get_address): Change arr->size to mean number
16506 of allocated arr->data entries instead of # of slots + 1.
16508 PR middle-end/40316
16509 * recog.c (peep2_reinit_state): New function.
16510 (peephole2_init_state): Use it at the end of a basic block and also
16511 when seeing a RTX_FRAME_RELATED_P insn.
16513 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16515 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16516 fixuns_truncrfdi2): New.
16517 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16518 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16519 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16520 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16521 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16522 *recip_approx): Remove.
16523 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16524 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16525 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16527 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16530 2009-06-01 Ian Lance Taylor <iant@google.com>
16532 * attribs.c (register_attribute): Use CONST_CAST.
16533 * collect2.c (main): Use CONST_CAST2.
16534 (scan_prog_file): Likewise.
16535 * gcc.c (process_command, main): Likewise.
16536 * toplev.c (toplev_main): Likewise.
16538 * c-typeck.c (handle_warn_cast_qual): New static function,
16539 partially broken out of build_c_cast.
16540 (build_c_cast): Call handle_warn_cast_qual.
16541 * doc/invoke.texi (Warning Options): Document new effect of
16544 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16546 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16547 (diagnostic_report_current_module): Print columns.
16548 * common.opt (flag_show_column): Enable by default.
16550 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16552 * alias.c (find_base_term): Check for NULL term before returning.
16554 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16556 Revert due to PR40320:
16557 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16558 * calls.c (emit_library_call_value_1): Don't force_operand for move
16561 2009-06-01 Olivier Hainque <hainque@adacore.com>
16562 Eric Botcazou <ebotcazou@adacore.com>
16564 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16565 to be processed as a bitfield for constructor output purposes.
16566 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16568 * varasm.c (oc_local_state): New type, output_constructor
16569 local state to support communication with helpers.
16570 (oc_outer_state): New type, output_constructor outer state of
16571 relevance in recursive calls.
16572 (output_constructor_array_range): New output_constructor helper,
16573 extracted code for an array range element.
16574 (output_constructor_regular_field): New output_constructor helper,
16575 extracted code for an element that is not a bitfield.
16576 (output_constructor_bitfield): New output_constructor helper,
16577 extracted code for a bitfield element. Accept an OUTER state
16578 argument for recursive processing. Recurse on record or array
16579 CONSTRUCTOR values, possibly past noop conversions.
16580 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16581 VALUE is a valid constant-valued expression for use in a static
16582 bit-field initializer.
16583 (output_constructor): Rework to use helpers. Accept and honor an
16584 OUTER state argument for recursive calls. Return total size. Be
16585 prepared for nested constructors initializing bitfields.
16586 (output_constant): Feed OUTER in calls to output_constructor.
16588 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16590 * calls.c (emit_library_call_value_1): Don't force_operand for move
16593 2009-06-01 Nick Clifton <nickc@redhat.com>
16595 * doc/invoke.texi (IA-64 Options): Fix typo.
16597 2009-06-01 Ira Rosen <irar@il.ibm.com>
16599 PR tree-optimization/39129
16600 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16602 (vect_do_peeling_for_loop_bound): Use
16603 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16604 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16605 (vect_loop_versioning): Likewise.
16606 (vect_create_cond_for_alias_checks): Fix indentation.
16607 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16609 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16610 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16611 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16612 "control flow in loop".
16613 (vect_estimate_min_profitable_iters): Use
16614 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16615 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16616 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16617 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16618 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16619 statement belongs to a group of strided accesses with the exact code
16621 (vectorizable_load): Likewise.
16622 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16623 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16625 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16627 * config/freebsd-stdint.h: New file.
16628 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16629 Add freebsd-stdint.h to tm_file.
16631 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16633 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16634 (thumb2_extendhidi2): Likewise.
16636 2009-05-31 Ian Lance Taylor <iant@google.com>
16638 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16640 2009-05-31 Ian Lance Taylor <iant@google.com>
16642 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16643 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16644 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16646 2009-05-31 Jason Merrill <jason@redhat.com>
16648 * tree-pretty-print.c (print_call_name): Take the callee, not the
16649 call itself. Make non-static. Use dump_function_name for functions.
16650 (dump_generic_node): Adjust.
16651 * diagnostic.h: Declare print_call_name.
16652 * gimple-pretty-print.c (dump_gimple_call): Use it.
16654 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16656 * config/sh/sh.md (ashldi3_std): New define_expand.
16659 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16662 * config/sh/sh.c: Include debug.h.
16663 (sh_expand_epilogue): Emit a blockage insn before the frame
16664 pointer adjustment also when dwarf2out_do_frame returns true.
16666 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16668 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16669 (thumb2_extendqidi2): New pattern.
16671 2009-05-31 Ira Rosen <irar@il.ibm.com>
16673 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16674 mark phis for renaming.
16675 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16676 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16677 Call mark_sym_for_renaming.
16678 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16679 * tree-vect-loop.c (vect_transform_loop): Remove
16680 vect_memsyms_to_rename initialization and a call to
16681 mark_set_for_renaming.
16683 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16685 PR middle-end/40304
16686 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16687 frame related even if !set_cfa && style < 0.
16689 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16691 * config/i386/mingw-tls.c: New file.
16692 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16693 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16694 defining _WIN32 but not __CYGWIN__.
16696 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16698 * configure.ac: Add MPC support.
16700 * config.in, configure: Regenerate.
16702 2009-05-29 Richard Henderson <rth@redhat.com>
16704 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16705 NOTE_INSN_BASIC_BLOCK.
16706 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16707 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16708 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16710 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16712 (add_cfi): Disable check redefining cfa away from drap.
16713 (lookup_cfa_1): Add remember argument; handle remember/restore.
16714 (lookup_cfa): Pass remember argument.
16715 (cfa_remember): New.
16716 (compute_barrier_args_size_1): Remove sibcall check.
16717 (dwarf2out_frame_debug_def_cfa): New.
16718 (dwarf2out_frame_debug_adjust_cfa): New.
16719 (dwarf2out_frame_debug_cfa_offset): New.
16720 (dwarf2out_frame_debug_cfa_register): New.
16721 (dwarf2out_frame_debug_cfa_restore): New.
16722 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16723 (dwarf2out_begin_epilogue): New.
16724 (dwarf2out_frame_debug_restore_state): New.
16725 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16726 DW_CFA_restore_state.
16727 (output_cfi_directive): Likewise.
16728 (convert_cfa_to_fb_loc_list): Likewise.
16729 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16730 * dwarf2out.h: Update.
16731 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16732 (copy_insn_1): Early out for null.
16733 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16734 and dwarf2out_frame_debug_restore_state.
16735 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16736 (prologue_insn_hash, epilogue_insn_hash): New.
16737 (free_after_compilation): Adjust freeing accordingly.
16738 (record_insns): Create hash table if needed; push insns into
16739 hash instead of array.
16740 (maybe_copy_epilogue_insn): New.
16741 (contains): Search hash table instead of array.
16742 (sibcall_epilogue_contains): Remove.
16743 (thread_prologue_and_epilogue_insns): Split eh_return insns
16744 and mark them as epilogues.
16745 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16746 scanning in terms of basic blocks.
16747 * insn-notes.def (CFA_RESTORE_STATE): New.
16748 * jump.c (returnjump_p_1): Accept EH_RETURN.
16749 (eh_returnjump_p_1, eh_returnjump_p): New.
16750 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16751 CFA_REGISTER, CFA_RESTORE): New.
16752 * rtl.def (EH_RETURN): New.
16753 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16755 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16756 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16758 * config/i386/i386.c (gen_push): Update cfa state.
16759 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16760 add a CFA_ADJUST_CFA note.
16761 (ix86_dwarf_handle_frame_unspec): Remove.
16762 (ix86_expand_prologue): Update cfa state.
16763 (ix86_emit_restore_reg_using_pop): New.
16764 (ix86_emit_restore_regs_using_pop): New.
16765 (ix86_emit_leave): New.
16766 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16767 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16768 * config/i386/i386.h (struct machine_cfa_state): New.
16769 (ix86_cfa_state): New.
16770 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16771 (eh_return_internal): Merge from eh_return_<mode>,
16772 use eh_return rtx, split w/ epilogue.
16774 2009-05-29 Ian Lance Taylor <iant@google.com>
16776 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16778 * calls.c (emit_library_call_value_1): Likewise.
16780 * c-typeck.c (c_build_va_arg): New function.
16781 * c-tree.h (c_build_va_arg): Declare.
16782 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16783 instead of build_va_arg.
16785 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16787 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16788 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16789 (ptr_difference_cost): Use affine combinations to compute it.
16790 (difference_cost): Likewise.
16791 (get_computation_cost_at): Compute more accurate cost for addresses
16792 if the ratio is a multiplier allowed in addresses.
16793 For non-addresses, consider that an additional offset or symbol is
16796 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16798 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16799 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16801 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16802 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16803 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16805 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16806 to 1 for TYPE_SSE{IADD1,CVT1}.
16807 (prefix_vex_imm8): Removed.
16808 (length_vex): Only pass 1 as second argument to
16809 ix86_attr_length_vex_default if prefix_extra is 0.
16810 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16811 (length): For prefix vex computation use length_immediate
16812 attribute instead of prefix_vex_imm8.
16813 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16814 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16815 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16816 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16817 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16818 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16819 a space in between the operands.
16820 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16821 if one operand is 0xff and the other one si, di, bp or sp.
16822 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16823 other one si, di, bp or sp.
16824 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16825 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16826 type and mode attributes.
16827 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16828 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16829 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16830 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16831 prefix_data16 attribute iff MODE_DF.
16832 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16833 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16834 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16835 constm128_operand in length_immediate computation.
16836 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16837 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16838 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16839 length_immediate attribute to 1.
16840 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16841 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16842 for certain alternatives.
16843 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16844 prefix_data16 attribute if MODE_V1DF.
16845 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16846 length_immediate to 1.
16847 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16848 length_address to 4, set mode attribute to MODE_DI.
16849 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16850 (fxam<mode>2_i387): Set length attribute to 4.
16851 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16852 *prefetch_3dnow_rex): Override length_address attribute.
16853 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16855 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16856 (constm128_operand): Removed.
16857 * config/i386/i386.c (memory_address_length): For
16858 disp && !index && !base in 64-bit mode account for SIB byte if
16859 print_operand_address can't optimize disp32 into disp32(%rip)
16860 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16861 for fs: or gs: segment.
16862 (ix86_attr_length_immediate_default): When checking if shortform
16863 is possible, truncate immediate to the length of the non-shortened
16865 (ix86_attr_length_address_default): Ignore MEM_P operands
16867 (ix86_attr_length_vex_default): Only check for DImode on
16868 GENERAL_REG_P operands.
16869 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16870 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16871 (sse_cvttps2pi): Clear prefix_rep attribute.
16872 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16874 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16875 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16876 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16877 iff operand 2 is const_int_operand.
16878 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16879 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16880 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16882 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16884 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16885 prefix_data16 attribute for movlpd and movhpd instructions.
16886 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16887 length_immediate for shufpd instruction.
16888 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16889 (avx_cmpp<avxmodesuffixf2c><mode>3,
16890 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16891 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16892 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16893 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16894 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16895 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16896 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16897 prefix_data16 attribute for the first alternative to 1.
16898 (*avx_loadlps): Override length_immediate for the first alternative.
16899 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16900 attributes for second alternative.
16901 (*vec_concatv2sf_sse4_1): Override length_immediate and
16902 prefix_data16 attributes for second alternative.
16903 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16904 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16905 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16906 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16907 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16908 prefix_data16 and length_immediate to 1.
16909 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16911 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16912 prefix_extra attribute for variants that don't have 0f prefix alone.
16913 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16914 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16915 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16916 *sse4_1_pextrd): Set length_immediate to 1.
16917 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16918 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16920 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16921 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16922 length_immediate to 1 for second alternative.
16923 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16924 prefix_extra and length_immediate attributes for the first
16926 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16928 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16929 to 1 for the first and third alternative.
16930 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16932 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16934 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16936 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16937 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16938 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16939 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16940 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16941 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16942 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16943 ssse3_psign<mode>3): Override prefix_rex attribute.
16944 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16945 (ssse3_palignrti): Override length_immediate to 1.
16946 (ssse3_palignrdi): Override length_immediate to 1, override
16947 prefix_rex attribute.
16948 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16949 (sse4a_extrqi): Override length_immediate to 2.
16950 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16951 (sse4a_insertq): Override prefix_data16 to 0.
16952 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16953 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16954 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16955 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16956 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16957 and length_immediate to 1.
16958 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16959 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16960 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16961 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16962 and length_immediate to 1.
16963 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16964 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16965 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16966 avx_ptest256): Override prefix_extra to 1.
16967 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16968 Override prefix_data16 and length_immediate to 1.
16969 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16970 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16971 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16972 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16973 prefix_data16 to 0 and prefix_extra to 2.
16974 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16975 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16977 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16978 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16979 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16980 and prefix_extra to 2.
16981 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16982 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16983 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16984 avx_vpermilvar<mode>3,
16985 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16986 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16987 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16988 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16989 Override prefix_extra to 1.
16990 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16991 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16992 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16993 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16994 prefix_extra and length_immediate to 1.
16995 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16997 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16998 to 1 for the first alternative.
16999 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17000 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17002 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17003 *movv2sf_internal_avx, *movv2sf_internal): Override
17004 prefix_rep attribute for certain alternatives.
17005 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17006 attributes for certain alternatives.
17007 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17008 attributes for certain alternatives.
17009 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17010 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17011 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17012 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17013 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17014 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17015 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17016 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17017 length_immediate to 1 if operand 2 is const_int_operand.
17018 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17019 *vec_extractv2si_1): Set length_immediate attribute to 1.
17020 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17021 using old 3DNOW insn rather than SSE/3DNOW_A.
17022 (mmx_emms, mmx_femms): Clear modrm attribute.
17024 2009-05-29 Martin Jambor <mjambor@suse.cz>
17026 * tree-sra.c: New implementation of SRA.
17028 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17029 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17030 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17031 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17032 (SRA_MAX_STRUCTURE_COUNT): Removed.
17033 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17034 * doc/invoke.texi (sra-max-structure-size): Removed.
17035 (sra-field-structure-ratio): Removed.
17037 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17039 PR middle-end/40291
17040 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17043 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17045 PR rtl-optimization/40101
17046 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17047 seqno. Adjust comment.
17048 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17049 inserting bookkeeping before a jump, the jump is not scheduled.
17050 When no positive seqno found, provide a value. Add comment.
17052 2009-05-29 Richard Guenther <rguenther@suse.de>
17054 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17055 short-cutting on the first component.
17057 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17059 PR middle-end/39958
17060 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17061 for trees other than decls/types.
17063 2009-05-29 Richard Guenther <rguenther@suse.de>
17065 * tree-ssa-operands.c (get_expr_operands): Do not handle
17066 INDIRECT_REFs in the handled-component case. Remove
17067 unused get_ref_base_and_extent case.
17068 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17069 tree_low_cst and host_integerp where possible.
17070 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17071 codes for equivalence.
17072 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17074 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17076 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17077 to tmake_file for i[34567]86-*-cygwin*.
17079 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17082 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17083 (altivec_categorize_keyword, init_vector_keywords,
17084 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17087 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17089 * tree.c (handle_dll_attribute): Check if node is
17090 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17092 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17094 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17096 (thumb2_zero_extendqidi2): Likewise.
17098 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17100 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17101 instead of gen_movrt.
17102 * config/sh/sh.md (movrt): Remove.
17104 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17106 * doc/invoke.texi (IA-64 Options):
17107 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17108 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17109 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17110 -msched-prefer-non-control-spec-insns,
17111 -msched-stop-bits-after-every-cycle,
17112 -msched-count-spec-in-critical-path,
17113 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17114 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17115 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17116 and -msched-spec-verbose.
17118 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17120 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17121 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17123 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17125 2009-05-28 Richard Guenther <rguenther@suse.de>
17127 * tree-ssa-alias.c (ao_ref_init): New function.
17128 (ao_ref_base): Likewise.
17129 (ao_ref_base_alias_set): Likewise.
17130 (ao_ref_alias_set): Likewise.
17131 (refs_may_alias_p_1): Change signature.
17132 (refs_may_alias_p): Adjust.
17133 (refs_anti_dependent_p): Likewise.
17134 (refs_output_dependent_p): Likewise.
17135 (call_may_clobber_ref_p_1): Change signature.
17136 (call_may_clobber_ref_p): Adjust.
17137 (stmt_may_clobber_ref_p_1): New function split out from ...
17138 (stmt_may_clobber_ref_p): ... here.
17139 (maybe_skip_until): Adjust signature.
17140 (get_continuation_for_phi): Likewise.
17141 (walk_non_aliased_vuses): Likewise.
17142 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17143 (ao_ref_init): Declare.
17144 (ao_ref_base): Likewise.
17145 (ao_ref_alias_set): Likewise.
17146 (stmt_may_clobber_ref_p_1): Likewise.
17147 (walk_non_aliased_vuses): Adjust.
17148 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17149 (get_ref_from_reference_ops): remove.
17150 (vn_reference_lookup_2): Adjust signature.
17151 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17152 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17153 (vn_reference_lookup): Adjust.
17154 (vn_reference_insert): Likewise.
17155 (vn_reference_insert_pieces): Adjust signature.
17156 (visit_reference_op_call): Adjust.
17157 * tree-ssa-pre.c (get_expr_type): Simplify.
17158 (phi_translate_1): Adjust.
17159 (compute_avail): Likewise.
17160 (translate_vuse_through_block): Do not re-build trees.
17161 (value_dies_in_block_x): Likewise.
17162 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17164 (vn_reference_lookup_pieces): Adjust declaration.
17165 (vn_reference_insert_pieces): Likewise.
17167 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17169 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17170 with checking disabled.
17172 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17176 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17177 macro definition for support of three-operand format aligned
17178 .comm directive in assembler on cygwin/pe/mingw target OS.
17179 * configure: Regenerate.
17180 * config.h: Regenerate.
17182 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17183 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17184 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17186 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17187 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17189 2009-05-28 Ira Rosen <irar@il.ibm.com>
17191 PR tree-optimization/40254
17192 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17193 in analysis of basic blocks.
17195 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17197 PR middle-end/33699
17198 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17199 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17200 (TARGET_INITIALIZER): Use it.
17201 * cse.c (CHEAPER): Move it up to the other macros.
17202 (insert): Rename this ...
17203 (insert_with_costs): ... to this. Add cost parameters. Update
17205 (insert): New function. Call insert_with_costs.
17206 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17207 find_reg_offset_for_const, try_const_anchors): New functions.
17208 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17209 when using a const-anchor. Call insert_const_anchors.
17210 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17211 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17213 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17215 * tree-inline.c (remap_decls): Enable nonlocalized variables
17216 when not optimizing.
17218 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17220 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17221 Simplify other tests involving optimize.
17223 2009-05-27 Tom Tromey <tromey@redhat.com>
17225 * unwind-dw2.c (_Unwind_DebugHook): New function.
17226 (uw_install_context): Call _Unwind_DebugHook.
17228 2009-05-27 Tom Tromey <tromey@redhat.com>
17230 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17232 2009-05-27 Ian Lance Taylor <iant@google.com>
17234 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17235 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17236 (ALL_LINKERFLAGS): Define.
17237 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17238 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17239 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17240 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17241 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17242 $(LINKER_FOR_BUILD).
17243 (build/gcov-iov$(build_exeext)): Likewise.
17245 2009-05-27 Julian Brown <julian@codesourcery.com>
17247 * gcse.c (target.h): Include.
17248 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17249 copy of argument to a pseudo register.
17251 2009-05-27 Diego Novillo <dnovillo@google.com>
17253 * tree-ssa-live.c (dump_scope_block): Document arguments.
17254 (dump_scope_blocks): Document.
17255 (debug_scope_blocks): New.
17256 * tree-flow.h (debug_scope_blocks): Declare.
17258 2009-05-21 Denis Chertykov <denisc@overta.ru>
17260 * doc/contrib.texi (Contributors): Add myself to the list.
17262 2009-05-27 Olivier Hainque <hainque@adacore.com>
17264 * expr.c (target_align): New function. Alignment the TARGET of an
17265 assignment may be assume to have.
17266 (highest_pow2_factor_for_target): Use it instead of relying on
17267 immediate tree attributes of TARGET, not necessarily honored when
17268 intermediate bitfields are involved.
17270 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17273 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17274 AVX, SSE4, AES, PCLMUL and POPCNT.
17276 2009-05-27 Diego Novillo <dnovillo@google.com>
17278 * tree-pretty-print.c (dump_location): New.
17279 (dump_generic_node): Call it.
17280 Factor code to handle BLOCK nodes ...
17281 (dump_block_node): ... here.
17283 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17285 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17287 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17289 * gcc-plugin.h: Include config.h and system.h.
17290 (IN_GCC): Define if not defined.
17292 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17294 PR middle-end/40249
17295 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17298 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17300 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17302 * config/m32r/m32r.h: Ditto.
17303 * config/m32r/m32r.md: Ditto.
17304 * config/m32r/predicates.md: Ditto.
17306 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17308 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17310 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17313 (Loading plugins): typo.
17314 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17315 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17316 (Interacting with the GCC Garbage Collector): Added new section.
17317 (Giving information about a plugin): Added new section for
17319 * ggc.h (ggc_register_root_tab): Added declaration.
17320 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17321 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17322 (register_callback): Improved comment in declaration.
17323 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17324 (extra_root_vec) Added static variable for dynamic roots registration.
17325 (ggc_register_root_tab) Added new routine.
17326 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17327 PLUGIN_GGC_MARKING event.
17328 * ggc-zone.c: Include plugin.h.
17329 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17330 * ggc-page.c: Include plugin.h.
17331 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17332 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17333 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17334 (register_callback): check lack of callbacks for
17335 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17336 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17337 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17338 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17339 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17340 dependency on plugin.h.
17341 (plugin.o): Added dependency on ggc.h...
17343 2009-05-26 Richard Guenther <rguenther@suse.de>
17345 PR middle-end/40248
17347 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17348 with mismatched comparison modes.
17350 * expr.c (expand_expr_real_1): Expand the operand of a
17351 VIEW_CONVERT_EXPR in its natural mode.
17353 2009-05-26 Ian Lance Taylor <iant@google.com>
17355 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17356 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17357 (ALL_COMPILERFLAGS): Define.
17358 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17359 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17360 (collect2$(exeext), collect2.o): Likewise.
17361 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17362 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17363 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17364 (libbackend.o, intl.o, cppdefault.o): Likewise.
17365 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17366 (build/%.o): Use $(COMPILER_FOR_BUILD).
17367 (build/gen%$(build_exeext)): Likewise.
17368 (build/gcov-iov$(build_exeext)): LIkewise.
17369 * config/t-darwin (darwin.o): Use $(COMPILER).
17370 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17371 * config/t-sol2 (sol2-c.o): Likewise.
17372 (sol2.o): Likewise.
17373 * config/t-vxworks (vxworks.o): Likewise.
17374 * config/x-darwin (host-darwin.o): Likewise.
17375 * config/x-hpux (host-hpux.o): Likewise.
17376 * config/x-linux (host-linux.o): Likewise.
17377 * config/x-solaris (host-solaris.o): Likewise.
17378 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17379 * config/arm/t-arm (arm-c.o): Likewise.
17380 * config/arm/t-pe (pe.o): Likewise.
17381 * config/arm/t-wince-pe (pe.o): Likewise.
17382 * config/i386/t-cygming (winnt.o): Likewise.
17383 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17384 * config/i386/t-cygwin (cygwin1.o): Likewise.
17385 (cygwin2.o): Likewise.
17386 * config/i386/t-i386 (i386-c.o): Likewise.
17387 * config/i386/t-interix (winnt.o): Likewise.
17388 * config/i386/t-netware (netware.o): Likewise.
17389 * config/i386/t-nwld (nwld.o): Likewise.
17390 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17391 * config/i386/x-i386 (driver-i386.o): Likewise.
17392 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17393 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17394 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17395 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17396 * config/mips/x-native (driver-native.o): Likewise.
17397 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17398 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17399 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17400 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17401 * config/score/t-score-elf (score7.o): Likewise.
17402 (score3.o): Likewise.
17403 * config/sh/t-sh (sh-c.o): Likewise.
17404 * config/sh/t-symbian (sh-c.o): Likewise.
17405 (symbian.o): Likewise.
17406 * config/spu/t-spu-elf (spu-c.o): Likewise.
17407 * config/v850/t-v850 (v850-c.o): Likewise.
17408 * config/v850/t-v850e (v850-c.o): Likewise.
17410 2009-05-26 Richard Guenther <rguenther@suse.de>
17412 PR tree-optimization/40122
17413 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17414 VECTOR_CSTs if possible.
17415 (fold_gimple_assign): Likewise.
17417 2009-05-26 Richard Guenther <rguenther@suse.de>
17419 PR middle-end/40252
17420 * fold-const.c (fold_binary): Use the correct types for building
17423 2009-05-26 Richard Guenther <rguenther@suse.de>
17425 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17426 redundant calls to merge_alias_info.
17427 (bump_vector_ptr): Likewise.
17428 * tree-ssa-copy.c (merge_alias_info): Remove.
17429 (replace_exp_1): Remove call to merge_alias_info.
17430 (propagate_tree_value): Likewise.
17431 (fini_copy_prop): Propagate points-to info.
17432 * tree-flow.h (merge_alias_info): Remove.
17434 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17436 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17438 2009-05-25 Jan Hubicka <jh@suse.cz>
17440 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17441 * cgraph.h (struct inline_summary): New filed self_wize,
17442 size_inlining_benefit, self_time and time_inlining_benefit.
17443 (struct cgraph_global_info): Replace insns by time ans size fields.
17444 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17445 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17446 (ipcp_update_callgraph): Do not touch function bodies.
17447 * ipa-inline.c: Include except.h
17448 (MAX_TIME): New constant.
17449 (overall_insns): Remove.
17450 (leaf_node_p): New.
17451 (overall_size, max_benefit): New static variables.
17452 (cgraph_estimate_time_after_inlining): New function.
17453 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17454 (cgraph_clone_inlined_nodes): Update size.
17455 (cgraph_mark_inline_edge): Update size.
17456 (cgraph_estimate_growth): Use size info.
17457 (cgraph_check_inline_limits): Check size.
17458 (cgraph_default_inline_p): Likewise.
17459 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17460 (cgraph_decide_recursive_inlining): Check size.
17461 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17463 (cgraph_decide_inlining): Likewise.
17464 (cgraph_decide_inlining_incrementally): Likewise; honor
17465 PARAM_EARLY_INLINING_INSNS.
17466 (likely_eliminated_by_inlining_p): New predicate.
17467 (estimate_function_body_sizes): New function.
17468 (compute_inline_parameters): Use it.
17469 * except.c (must_not_throw_labels): New function.
17470 * except.h (must_not_throw_labels): Declare.
17471 * tree-inline.c (init_inline_once): Kill inlining_weigths
17472 * tree-ssa-structalias.c: Avoid uninitialized warning.
17473 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17474 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17475 (PARAM_INLINE_CALL_COST): Remove.
17476 (PARAM_EARLY_INLINING_INSNS): New.
17478 2009-05-25 Richard Guenther <rguenther@suse.de>
17480 PR tree-optimization/36327
17481 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17482 callback for reference translation or lookup at the point of may-defs.
17483 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17484 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17485 for union COMPONENT_REFs.
17486 (vn_reference_lookup_3): New callback. Lookup from memset
17487 and CONSTRUCTOR assignment, translate through struct copies.
17488 (vn_reference_lookup_pieces): Make sure to not free the
17489 passed operands array. Adjust walk_non_aliased_vuses call.
17490 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17491 make sure we do not leak memory.
17493 2009-05-25 Richard Guenther <rguenther@suse.de>
17495 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17496 * tree-inline.c (expand_call_inline): Reset the escaped and
17497 callused solutions.
17498 * tree-ssa-structalias.c (pass_build_ealias): New.
17499 * tree-pass.h (pass_build_ealias): Declare.
17500 * passes.c (init_optimization_passes): Add PTA during
17501 early optimizations.
17502 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17503 and CALLUSED solutions.
17504 (dump_points_to_solution): New function, split out from ...
17505 (dump_points_to_info_for): ... here.
17506 * tree-parloops.c (parallelize_loops): Reset the escaped and
17507 callused solutions.
17509 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17512 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17513 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17515 2009-05-25 Ira Rosen <irar@il.ibm.com>
17517 PR tree-optimization/40238
17518 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17519 statements after basic block's labels.
17520 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17521 to free the allocated memory.
17523 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17525 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17526 return address with a USE.
17528 2009-05-24 Richard Guenther <rguenther@suse.de>
17530 PR middle-end/40233
17531 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17532 array type from the main variant of the inner type.
17534 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17536 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17537 definition to bool (from int) to un-break build.
17538 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17540 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17542 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17543 discard_stmt_changes): Delete.
17544 * tree-ssa-operands.c (scb_stack): Delete.
17545 (init_ssa_operands): Do not initialize it.
17546 (fini_ssa_operands): Do not free it.
17547 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17549 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17550 update_stmt, remove the others. Fix comments.
17551 * tree-dfa.c (optimize_stack_restore): Likewise.
17552 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17553 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17554 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17555 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17557 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17558 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17559 (dom_opt_finalize_block): Likewise, adjusting access to
17561 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17562 (stmts_to_rescan): Change item type to gimple.
17563 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17565 2009-05-24 Ira Rosen <irar@il.ibm.com>
17567 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17568 * tree-pass.h (pass_slp_vectorize): New pass.
17569 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17570 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17571 * tree-vectorizer.c (timevar.h): Include.
17572 (user_vect_verbosity_level): Declare.
17573 (vect_location): Fix comment.
17574 (vect_set_verbosity_level): Update user_vect_verbosity_level
17575 instead of vect_verbosity_level.
17576 (vect_set_dump_settings): Add an argument. Ignore user defined
17577 verbosity if dump flags require higher level of verbosity. Print to
17578 stderr only for loop vectorization.
17579 (vectorize_loops): Update call to vect_set_dump_settings.
17580 (execute_vect_slp): New function.
17581 (gate_vect_slp): Likewise.
17582 (struct gimple_opt_pass pass_slp_vectorize): New.
17583 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17584 access its members.
17585 (vec_info_for_bb): New function.
17586 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17587 (VECTORIZATION_ENABLED): New macro.
17588 (SLP_ENABLED, SLP_DISABLED): Likewise.
17589 (vect_is_simple_use): Add bb_vec_info argument.
17590 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17591 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17592 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17593 vect_schedule_slp, vect_analyze_slp): Likewise.
17594 (vect_analyze_stmt): Add slp_tree argument.
17595 (find_bb_location): Declare.
17596 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17597 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17598 (vect_analyze_loop_operations, vect_analyze_loop,
17599 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17600 vect_finalize_reduction, vectorizable_reduction,
17601 vectorizable_live_operation, vect_transform_loop): Likewise.
17602 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17603 skip evolution analysis if analyzing a basic block.
17604 (dr_analyze_indices): Likewise.
17605 (initialize_data_dependence_relation): Skip the test whether the
17606 object is invariant for basic blocks.
17607 (compute_all_dependences): Skip dependence analysis for data
17608 references in basic blocks.
17609 (find_data_references_in_stmt): Don't fail in case of invariant
17610 access in basic block.
17611 (find_data_references_in_bb): New function.
17612 (find_data_references_in_loop): Move code to
17613 find_data_references_in_bb and add a call to it.
17614 (compute_data_dependences_for_bb): New function.
17615 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17616 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17618 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17619 unknown dependence in basic block and fail in case of dependence in
17621 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17622 dependence instances from either loop or basic block vectorization
17624 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17625 before calling nested_in_vect_loop_p.
17626 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17627 dependence instances from either loop or basic block vectorization
17629 (vect_verify_datarefs_alignment): Likewise.
17630 (vect_enhance_data_refs_alignment): Adjust function calls.
17631 (vect_analyze_data_refs_alignment): Likewise.
17632 (vect_analyze_group_access): Fix printing. Skip different checks if
17633 DR_STEP is 0. Keep strided stores either in loop or basic block
17634 vectorization data structure. Fix indentation.
17635 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17637 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17638 dependence instances from either loop or basic block vectorization
17640 (vect_analyze_data_refs): Update comment. Call
17641 compute_data_dependences_for_bb to analyze basic blocks.
17642 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17643 case of loop vectorization. In case of basic block vectorization use
17644 data-ref itself as a base.
17645 (vect_create_data_ref_ptr): In case of basic block vectorization:
17646 don't advance the pointer, add new statements before the current
17647 statement. Adjust function calls.
17648 (vect_supportable_dr_alignment): Support only aligned accesses in
17649 basic block vectorization.
17650 * common.opt (ftree-slp-vectorize): New flag.
17651 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17652 (vect_pattern_recog_1): Likewise.
17653 * tree-vect-stmts.c (process_use): Likewise.
17654 (vect_init_vector): Add new statements in the beginning of the basic
17655 block in case of basic block SLP.
17656 (vect_get_vec_def_for_operand): Adjust function calls.
17657 (vect_finish_stmt_generation): Likewise.
17658 (vectorizable_call): Add assert that it is loop vectorization, adjust
17660 (vectorizable_conversion, vectorizable_assignment): Likewise.
17661 (vectorizable_operation): In case of basic block SLP, take
17662 vectorization factor from statement's type and skip the relevance
17663 check. Adjust function calls.
17664 (vectorizable_type_demotion): Add assert that it is loop
17665 vectorization, adjust function calls.
17666 (vectorizable_type_promotion): Likewise.
17667 (vectorizable_store): Check for outer loop only in case of loop
17668 vectorization. Adjust function calls. For basic blocks, skip the
17669 relevance check and don't advance pointers.
17670 (vectorizable_load): Likewise.
17671 (vectorizable_condition): Add assert that it is loop vectorization,
17672 adjust function calls.
17673 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17674 that it is not reduction, get vector type, call only supported
17675 functions, skip loop specific parts.
17676 (vect_transform_stmt): Check for outer loop only in case of loop
17678 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17679 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17680 for external definition.
17681 * passes.c (pass_slp_vectorize): New pass.
17682 * tree-vect-slp.c (find_bb_location): New function.
17683 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17684 check for patterns only in loops.
17685 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17686 case of multiple types in basic block SLP.
17687 (vect_mark_slp_stmts_relevant): New function.
17688 (vect_supported_load_permutation_p): Fix comment.
17689 (vect_analyze_slp_instance): Add argument. In case of basic block
17690 SLP, take vectorization factor from statement's type, check that
17691 unrolling factor is 1. Adjust function call. Save SLP instance in
17692 either loop or basic block vectorization structure. Return FALSE,
17694 (vect_analyze_slp): Add argument. Get strided stores groups from
17695 either loop or basic block vectorization structure. Return FALSE
17696 if basic block SLP failed.
17697 (new_bb_vec_info): New function.
17698 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17699 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17700 (vect_schedule_slp): Add argument. Get SLP instances from either
17701 loop or basic block vectorization structure. Set vectorization factor
17702 to be 1 for basic block SLP.
17703 (vect_slp_transform_bb): New function.
17704 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17706 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17708 * final.c (shorten_branches): Do not align labels for jump tables.
17709 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17711 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17713 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17714 Remove outdated reference to flow.c and fix nits.
17715 * doc/gccint.texi: Tweak RTL description.
17716 * doc/rtl.texi: Likewise.
17718 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17720 * config/avr/avr.c: Change my email address.
17721 * config/avr/avr.h: Likewise.
17722 * config/avr/avr.md: Likewise.
17723 * config/avr/avr-protos.h: Likewise.
17724 * config/avr/libgcc.S: Likewise.
17726 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17728 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17729 (spu_split_load, spu_split_store): Change return type to int.
17730 (spu_split_convert): Declare.
17731 * config/spu/predicates.md (spu_mem_operand): Remove.
17732 (spu_mov_operand): Update.
17733 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17734 * config/spu/spu.c (regno_aligned_for_load): Remove.
17735 (reg_aligned_for_addr, spu_expand_load): Define.
17736 (spu_expand_extv): Reimplement and handle MEM.
17737 (spu_expand_insv): Handle MEM.
17738 (spu_sched_reorder): Handle insn's with length 0.
17739 (spu_legitimate_address_p): Reimplement.
17740 (store_with_one_insn_p): Return TRUE for any mode with size
17741 larger than 16 bytes.
17742 (address_needs_split): Define.
17743 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17745 (spu_convert_move): Define.
17746 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17747 (spu_split_store): Change all MEM's to TImode.
17748 (spu_init_expanders): Preallocate registers that correspond to
17749 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17751 (spu_split_convert): Define.
17752 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17753 (_move<mode>, _movdi, _movti): Update predicate and condition.
17754 (load, store): Change to define_split.
17755 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17757 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17758 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17759 define_insn_and_split of lshr<mode>3.
17760 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17761 (<v>ashr<mode>3_imm): Define.
17762 (extv, extzv, insv): Allow MEM operands.
17763 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17764 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17765 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17766 (_spu_convert2): Change to define_insn_and_split and remove the
17767 corresponding define_peephole2.
17768 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17769 Change predicates to memory_operand.
17771 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17773 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17775 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17777 PR tree-optimization/40219
17778 * tree.c (iterative_hash_expr): Make sure the builtin function is
17779 a normal builtin function and not a front end or back end builtin
17780 before indexing into the built_in_decls array.
17782 2009-05-22 Richard Guenther <rguenther@suse.de>
17784 PR middle-end/38964
17785 * alias.c (write_dependence_p): Do not use TBAA for answering
17786 anti-dependence or output-dependence.
17787 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17788 (emit_pointer_definition): Remove.
17789 (emit_alias_warning): Likewise.
17790 (find_what_var_points_to): Remove TBAA pruning code.
17791 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17793 (compute_points_to_sets): Remove code computing the set of
17794 dereferenced pointers.
17795 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17796 oracle for querying anti and output dependencies.
17797 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17798 if TBAA may be applied.
17799 (refs_anti_dependent_p): New function.
17800 (refs_output_dependent_p): Likewise.
17801 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17802 (refs_output_dependent_p): Likewise.
17803 * doc/tree-ssa.texi (Memory model): New section.
17804 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17805 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17806 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17807 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17808 * expr.c (expand_expr_real_1): Likewise.
17809 * gimple-low.c (lower_stmt): Likewise.
17810 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17811 (dump_gimple_cdt): Remove.
17812 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17813 (gimple_size): Likewise.
17814 (walk_gimple_op): Likewise.
17815 (is_gimple_stmt): Likewise.
17816 (walk_stmt_load_store_addr_ops): Likewise.
17817 (gimple_build_cdt): Remove.
17818 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17819 * gimple.h (gimple_cdt_new_type): Remove.
17820 (gimple_cdt_new_type_ptr): Likewise.
17821 (gimple_cdt_set_new_type): Likewise.
17822 (gimple_cdt_location): Likewise.
17823 (gimple_cdt_location_ptr): Likewise.
17824 (gimple_cdt_set_location): Likewise.
17825 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17826 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17827 GIMPLE_CHANGE_DYNAMIC_TYPE.
17828 (verify_types_in_gimple_stmt): Likewise.
17829 * tree-inline.c (estimate_num_insns): Likewise.
17830 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17831 (copy_decl_to_var): Likewise.
17832 (copy_result_decl_to_var): Likewise.
17833 * tree-pretty-print.c (dump_generic_node): Do not handle
17834 CHANGE_DYNAMIC_TYPE_EXPR.
17835 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17836 * tree-ssa-operands.c (get_expr_operands): Likewise.
17837 * tree-ssa-structalias.c (struct variable_info): Remove
17838 no_tbaa_pruning member.
17839 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17840 (unify_nodes): Do not copy it.
17841 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17842 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17843 (set_uids_in_ptset): Do not check it.
17844 (find_what_var_points_to): Likewise.
17845 (compute_tbaa_pruning): Remove.
17846 (compute_points_to_sets): Do not call it.
17847 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17848 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17849 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17850 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17851 (DECL_NO_TBAA_P): Likewise.
17852 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17853 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17854 (expand_omp_atomic_pipeline): Do not set it.
17855 * print-tree.c (print_node): Do not dump it.
17856 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17859 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17862 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17865 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17867 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17870 2009-05-22 Ben Elliston <bje@au.ibm.com>
17872 * Makefile.in (bversion.h, s-bversion): New targets.
17873 (TOPLEV_H): Add bversion.h.
17874 * toplev.h: Include "bversion.h".
17875 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17876 the __format__ attribute only if compiling with the same version
17877 of GCC as the sources (the "build version").
17879 2009-05-22 Ben Elliston <bje@au.ibm.com>
17881 * c-format.c (handle_format_attribute): Fix comment typo.
17883 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17886 * config/ia64/ia64.opt (mfused-madd): New.
17887 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17888 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17889 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17890 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17891 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17892 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17893 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17894 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17895 instruction if !TARGET_FUSED_MADD.
17896 (fpma, fpms): Remove colon from name.
17898 2009-05-22 Richard Guenther <rguenther@suse.de>
17900 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17901 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17902 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17904 (create_expression_by_pieces): Only convert if necessary.
17905 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17906 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17908 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17910 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17911 regular pattern from a template and rename it ...
17912 (*extzv_truncsi_exts): ... to this.
17914 2009-05-21 Richard Guenther <rguenther@suse.de>
17916 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17917 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17918 (cgraph_default_inline_p): Likewise.
17919 (cgraph_decide_inlining_incrementally): Likewise.
17921 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17922 Uros Bizjak <ubizjak@gmail.com>
17924 * config/i386/cpuid.h (bit_MOVBE): New.
17926 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17928 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17929 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17930 (ix86_handle_option): Handle OPT_mmovbe.
17931 (ix86_target_string): Add -mmovbe.
17932 (pta_flags): Add PTA_MOVBE.
17933 (processor_alias_table): Add PTA_MOVBE to "atom".
17934 (override_options): Handle PTA_MOVBE.
17936 * config/i386/i386.h (TARGET_MOVBE): New.
17938 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17939 (*bswapsi_movbe): New.
17940 (*bswapdi_movbe): Likewise.
17941 (bswapdi2): Renamed to ...
17942 (*bswapdi_1): This.
17943 (bswapdi2): New expander.
17945 * config/i386/i386.opt (mmovbe): New.
17947 * doc/invoke.texi: Document -mmovbe.
17949 2009-05-21 Taras Glek <tglek@mozilla.com>
17951 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17952 * gcc-plugin.h (plugin_init): Updated signature.
17953 * gcc-plugin.h (plugin_name_args): Moved to this header.
17954 * doc/plugins.texi (plugin_init): Updated documention to reflect
17956 * doc/plugins.texi (plugin_name_args): Added to documention.
17958 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17960 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17961 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17963 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17965 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17966 JUMP_TABLE_DATA_P predicates where applicable.
17967 * config/i386/predicates.md: Ditto.
17968 * config/i386/sse.md: Ditto.
17970 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17972 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17973 operand2 -128 override length_immediate attribute to 1.
17974 * config/i386/predicates.md (constm128_operand): New predicate.
17976 * config/i386/i386.c (memory_address_length): Handle %r12
17977 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17979 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17980 mode look through optional ZERO_EXTEND and SUBREG.
17981 * config/i386/i386.md (R12_REG): New define_constant.
17982 (prefix_data16): For sse unit set also for MODE_TI insns.
17983 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17984 insns set if operand 1 is ext_QIreg_operand.
17985 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17986 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17988 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17989 mode from MODE_DI to MODE_SI.
17990 (movdi_1_rex64): Override modrm and length_immediate attributes
17991 only for movabs (TYPE_IMOV, alternative 2).
17992 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17993 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17994 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17995 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17996 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17997 prefix_rex attribute if DImode.
17998 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17999 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18000 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18001 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18002 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18003 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18004 Likewise. For TYPE_IMOV clear length_immediate attribute.
18005 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18006 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18007 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18008 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18009 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18010 or one operand TYPE_ISHIFT.
18011 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18012 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18013 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18014 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18015 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18016 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18017 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18018 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18019 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18020 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18021 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18022 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18023 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18024 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18025 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18026 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18027 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18028 set mode attribute, don't override length attribute.
18029 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18031 (return_internal_long): Set length attribute to 2 instead of 1.
18032 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18033 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18034 prefix_rex attribute.
18035 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18037 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18039 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18041 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18043 2009-05-20 Ian Lance Taylor <iant@google.com>
18045 * tree.c (build_tree_list_vec_stat): New function.
18046 (ctor_to_vec): New function.
18047 (build_nt_call_vec): New function.
18048 (build_call_array): Change args to be a const pointer.
18049 (build_call_vec): New function.
18050 * tree.h (build_nt_call_vec): Declare.
18051 (build_tree_list_vec_stat): Declare.
18052 (build_tree_list_vec): Define.
18053 (build_call_array): Update declaration.
18054 (build_call_vec): Declare.
18055 (ctor_to_vec): Declare.
18056 * c-common.c (tree_vector_cache): New static variable.
18057 (make_tree_vector): New function.
18058 (release_tree_vector): New function.
18059 (make_tree_vector_single): New function.
18060 (make_tree_vector_copy): New function.
18061 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18062 (make_tree_vector_single, make_tree_vector_copy): Declare.
18063 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18064 (c_parser_expr_list): Don't manage cache here, instead call
18066 (c_parser_release_expr_list): Remove static function.
18067 (c_parser_vec_to_tree_list): Remove static function.
18068 (c_parser_attributes): Call build_tree_list_vec instead of
18069 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18070 c_parser_release_expr_list.
18071 (c_parser_postfix_expression_after_primary): Likewise.
18072 (c_parser_objc_keywordexpr): Likewise.
18074 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18076 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18077 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18078 TARGET_CONVERT_TO_TYPE.
18079 * hooks.c (hook_tree_const_tree_null): Define.
18080 * hooks.h (hook_tree_const_tree_null): Declare.
18081 * target.h (struct gcc_target): Add invalid_parameter_type,
18082 invalid_return_type, promoted_type, and convert_to_type fields.
18083 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18084 (TARGET_INVALID_RETURN_TYPE): Define.
18085 (TARGET_PROMOTED_TYPE): Define.
18086 (TARGET_CONVERT_TO_TYPE): Define.
18087 (TARGET_INITIALIZER): Update for new fields.
18088 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18089 (grokparms): Check targetm.invalid_parameter_type.
18090 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18091 * c-convert.c (convert): Check targetm.convert_to_type.
18093 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18095 * config/mips/mips.md (*extenddi_truncate<mode>,
18096 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18098 (*extendhi_truncateqi): New define_insn_and_sptit.
18100 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18102 PR middle-end/40204
18103 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18104 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18106 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18108 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18109 the operand of VIEW_CONVERT_EXPR.
18111 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18113 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18114 extended family and model for Intel processors. Support Intel Atom.
18116 2009-05-20 Olivier Hainque <hainque@adacore.com>
18118 * gstab.h (stab_code_type): Define, to be used instead of the
18119 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18121 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18122 occurrences by stab_code_type.
18123 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18125 2009-05-20 Martin Jambor <mjambor@suse.cz>
18127 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18128 (sra_insert_before): Likewise.
18129 (sra_insert_after): Likewise.
18130 (sra_init_cache): Likewise.
18131 (sra_type_can_be_decomposed_p): Likewise.
18132 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18133 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18134 (sra_insert_before): Likewise.
18135 (sra_insert_after): Likewise.
18136 (sra_init_cache): Likewise.
18137 (insert_edge_copies_seq): Made static and moved upwards.
18139 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18142 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18144 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18145 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18148 2009-05-20 Richard Guenther <rguenther@suse.de>
18150 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18151 with mismatched comparison modes.
18153 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18155 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18156 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18157 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18158 with shifts for Thumb2.
18159 (orsi_notsi): New for orn.
18160 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18161 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18162 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18163 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18164 Don't invert remainder for IOR.
18166 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18168 PR tree-optimization/40087
18169 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18170 number_of_iterations_ne): Rename never_infinite argument.
18171 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18172 number_of_iterations_le): Handle pointer-type ivs when
18173 exit_must_be_taken is false.
18174 (number_of_iterations_cond): Do not always assume that
18175 exit_must_be_taken if the control variable is a pointer.
18177 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18179 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18180 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18182 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18184 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18185 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18187 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18190 * c.opt (Wlogical-op): Disabled by default.
18191 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18193 * doc/invoke.texi (Wlogical-op): Likewise.
18195 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18197 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18199 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18200 Propagate the type of the first operand.
18201 <ASSERT_EXPR>: Simplify.
18202 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18203 Rewrite using the RHS code as discriminant.
18204 <NOP_EXPR>: Turn into CASE_CONVERT.
18205 <PLUS_EXPR>: Propagate the type of the first operand.
18207 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18209 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18210 (ia64_dconst_0_375): New.
18211 * config/ia64/ia64.c (ia64_override_options): Remove
18212 -minline-sqrt-min-latency warning.
18213 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18214 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18215 * config/ia64/ia64.md (*sqrt_approx): Remove.
18216 (sqrtsf2): Remove #if 0.
18217 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18218 (sqrtdf): Remove assert.
18219 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18220 (sqrtxf2): Remove #if 0.
18221 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18222 * div.md (sqrt_approx_rf): New.
18223 (sqrtsf2_internal_thr): New implementation.
18224 (sqrtsf2_internal_lat): New.
18225 (sqrtdf2_internal_thr: New implementation.
18226 (sqrtxf2_internal): New implementation.
18228 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18229 Hans-Peter Nilsson <hp@axis.com>
18231 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18232 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18233 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18234 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18235 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18236 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18237 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18238 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18239 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18240 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18241 * c-common.c: ...from here.
18243 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18245 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18247 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18249 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18251 2009-05-19 Ben Elliston <bje@au.ibm.com>
18253 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18254 assignments with memcpy calls.
18255 (add_fdes): Likewise.
18256 (binary_search_unencoded_fdes): Likewise.
18257 (linear_search_fdes): Eliminate type puns.
18259 2009-05-19 Richard Guenther <rguenther@suse.de>
18261 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18262 not falsely claim to have propagated into all uses.
18264 2009-05-19 Ben Elliston <bje@au.ibm.com>
18266 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18269 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18271 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18272 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18273 (TARGET_LEGITIMATE_ADDRESS_P): New.
18274 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18275 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18277 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18280 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18281 child of the containing namespace's DIE.
18283 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18285 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18286 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18287 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18290 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18293 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18294 gen_align with gen_pad.
18295 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18296 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18298 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18299 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18301 * config/i386/i386.md (align): Renamed to ...
18302 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18303 ASM_OUTPUT_MAX_SKIP_PAD.
18305 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18307 * config.gcc: Fix variable syntax.
18310 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18311 before calling exact_log2.
18312 (output_iorsi3): Likewise.
18313 (output_xorsi3): Likewise.
18315 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18317 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18318 for the none zero constant operand except for EQ and NE
18319 comprisons even when the first operand is R0.
18321 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18323 * config/s390/2064.md: Remove trailing whitespaces.
18324 * config/s390/2084.md: Likewise.
18325 * config/s390/constraints.md: Likewise.
18326 * config/s390/fixdfdi.h: Likewise.
18327 * config/s390/libgcc-glibc.ver: Likewise.
18328 * config/s390/s390-modes.def: Likewise.
18329 * config/s390/s390-protos.h: Likewise.
18330 * config/s390/s390.c: Likewise.
18331 * config/s390/s390.h: Likewise.
18332 * config/s390/s390.md: Likewise.
18333 * config/s390/tpf-unwind.h: Likewise.
18335 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18337 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18339 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18342 * configure.ac (m68k-*-*): Check if binutils support TLS.
18343 * configure: Regenerate.
18344 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18345 * config/m68k/constraints.md (Cu): New constraint.
18346 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18347 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18348 (movsi): Handle TLS symbols.
18349 (addsi3_5200): Handle XTLS symbols, indent.
18350 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18351 (m68k_tls_reference_p): Declare.
18352 (m68k_legitimize_address): Declare.
18353 (m68k_unwrap_symbol): Declare.
18354 * config/m68k/m68k.opt (mxtls): New option.
18355 * config/m68k/m68k.c (ggc.h): Include.
18356 (m68k_output_dwarf_dtprel): Implement hook.
18357 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18358 (m68k_expand_prologue): Load GOT pointer when function needs it.
18359 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18360 (m68k_legitimate_constant_address_p): Same.
18361 (m68k_decompose_address): Handle TLS references.
18362 (m68k_get_gp): New static function.
18363 (enum m68k_reloc): New contants.
18364 (TLS_RELOC_P): New macro.
18365 (m68k_wrap_symbol): New static function.
18366 (m68k_unwrap_symbol): New function.
18367 (m68k_final_prescan_insn_1): New static function.
18368 (m68k_final_prescan_insn): New function.
18369 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18371 (legitimize_pic_address): Handle TLS references..
18372 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18373 (m68k_libcall_value_in_a0_p)
18374 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18375 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18376 (m68k_legitimize_tls_address): Handle TLS references.
18377 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18379 (m68k_legitimize_address): Handle TLS symbols.
18380 (m68k_get_reloc_decoration): New static function.
18381 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18383 (m68k_output_dwarf_dtprel): Implement hook.
18384 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18385 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18386 m68k_call_* routines.
18387 (sched_attr_op_type): Handle TLS symbols.
18388 (gt-m68k.h): Include.
18389 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18390 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18392 2009-05-18 Martin Jambor <mjambor@suse.cz>
18394 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18395 (visit_store_addr_for_mod_analysis): New function.
18396 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18397 (determine_cst_member_ptr): Use gimple_assign_single_p.
18398 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18399 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18400 operands. Don't check number of operands of a NOP_EXPR.
18402 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18404 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18406 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18409 * c-common.c (warn_logical_operator): Don't warn if one of
18410 expression isn't always true or false.
18412 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18414 * config/i386/biarch32.h: New file.
18415 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18417 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18419 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18420 *zero_extend<mode>_truncqi): Merge these into ...
18421 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18422 Name the pattern following this as *zero_extendhi_truncqi.
18424 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18426 PR middle-end/39301
18427 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18428 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18429 (output_info): Make field HOST_WIDEST_INT.
18430 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18431 (dump_bitmat_statistics): Same.
18433 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18435 * config.gcc (use_gcc_stdint): Set to wrap.
18436 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18437 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18438 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18439 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18440 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18441 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18442 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18443 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18445 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18447 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18449 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18450 Move definitions earlier.
18451 (OPT_ARCH64, OPT_ARCH32): Define.
18452 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18455 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18458 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18461 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18463 * arm.md (movdi2): Copy non-reg values to DImode registers.
18465 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18468 * final.c (label_to_max_skip): New function.
18469 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18470 CODE_LABEL_NUMBER <= max_labelno.
18471 * output.h (label_to_max_skip): New prototype.
18472 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18473 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18474 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18475 Handle CODE_LABELs with >= 16 byte alignment or with
18476 max_skip == (1 << align) - 1.
18477 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18478 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18481 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18482 .p2align 3 if MAX_SKIP is smaller than 7.
18483 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18485 2009-05-15 Ian Lance Taylor <iant@google.com>
18487 * alias.c (struct alias_set_entry_d): Rename from struct
18488 alias_set_entry. Change all uses.
18489 * except.c (struct call_site_record_d): Rename from struct
18490 call_site_record. Change all uses.
18491 * except.h (struct eh_region_d): Rename from struct eh_region.
18493 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18495 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18496 ivtype_map_elt. Change all uses.
18497 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18499 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18500 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18502 (struct sese_d): Rename from struct sese. Change all uses.
18503 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18504 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18505 * optabs.h (struct optab_d): Rename from struct optab. Change all
18507 (struct convert_optab_d): Rename from struct convert_optab.
18509 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18510 ipa_opt_pass. Change all uses.
18511 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18514 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18515 defined as a typedef.
18516 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18519 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18522 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18524 (merge_ranges): Returns bool.
18525 * tree.h (make_range): .. to here.
18526 (build_range_check): Likewise.
18527 (merge_ranges): Likewise. Renamed from merge_ranges.
18528 * c-typeck.c (parser_build_binary_op): Update calls to
18529 warn_logical_operator.
18530 * c-common.c (warn_logical_operator): Add new warning.
18531 * c-common.h (warn_logical_operator): Update declaration.
18533 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18535 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18537 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18539 * doc/install.texi: Document MPC requirements, flags etc.
18541 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18542 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18543 Evaluate constant arguments.
18544 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18545 (fold_builtin_1): Likewise, also evaluate constant arguments.
18546 Remove superfluous break.
18547 (do_mpc_ckconv): New.
18548 * real.h: Include mpc.h.
18549 * toplev.c (print_version): Output MPC version info if available.
18551 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18553 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18555 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18557 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18560 2009-05-15 Jan Hubicka <jh@suse.cz>
18562 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18563 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18564 (try_inline): Fix return value.
18565 (cgraph_decide_inlining_incrementally): Honor new value.
18566 (cgraph_early_inlining): Handle indirect inlining.
18567 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18569 2009-05-15 Jan Hubicka <jh@suse.cz>
18571 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18572 * cgraphunit.c (cgraph_finalize_function): Set it.
18573 (cgraph_expand_function): Use it.
18575 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18577 * real.c (encode_ieee_half): Define.
18578 (decode_ieee_half): Define.
18579 (ieee_half_format): Define.
18580 (arm_half_format): Define.
18581 * real.h (ieee_half_format): Declare.
18582 (arm_half_format): Declare.
18584 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18586 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18587 swapped, and reversed optabs exist before trying to use them.
18589 2009-05-15 Paul Brook <paul@codesourcery.com>
18590 Sandra Loosemore <sandra@codesourcery.com>
18592 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18593 loads. Allow PRE_DEC.
18594 (output_move_neon): Handle PRE_DEC.
18595 (arm_print_operand): Add 'A' for neon structure loads.
18596 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18597 * config/arm/neon.md (neon_mov): Update comment.
18598 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18600 (Um): New constraint.
18602 2009-05-15 Jan Hubicka <jh@suse.cz>
18604 Revert the following patch until testsuite fallout is fixed:
18605 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18606 * cgraph.h (struct inline_summary): New filed self_wize,
18607 size_inlining_benefit, self_time and time_inlining_benefit.
18608 (struct cgraph_global_info): Replace insns by time ans size fields.
18609 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18610 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18611 (ipcp_update_callgraph): Do not touch function bodies.
18612 * ipa-inline.c: Include except.h
18613 (MAX_TIME): New constant.
18614 (overall_insns): Remove
18615 (overall_size, max_benefit): New static variables.
18616 (cgraph_estimate_time_after_inlining): New function.
18617 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18618 (cgraph_clone_inlined_nodes): Update size.
18619 (cgraph_mark_inline_edge): Update size.
18620 (cgraph_estimate_growth): Use size info.
18621 (cgraph_check_inline_limits): Check size.
18622 (cgraph_default_inline_p): Likewise.
18623 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18624 (cgraph_decide_recursive_inlining): Check size.
18625 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18627 (cgraph_decide_inlining): Likewise.
18628 (cgraph_decide_inlining_incrementally): Likewise; honor
18629 PARAM_EARLY_INLINING_INSNS.
18630 (likely_eliminated_by_inlining_p): New predicate.
18631 (estimate_function_body_sizes): New function.
18632 (compute_inline_parameters): Use it.
18633 * except.c (must_not_throw_labels): New function.
18634 * except.h (must_not_throw_labels): Declare.
18635 * tree-inline.c (init_inline_once): Kill inlining_weigths
18636 * tree-ssa-structalias.c: Avoid uninitialized warning.
18637 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18638 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18639 (PARAM_INLINE_CALL_COST): Remove.
18640 (PARAM_EARLY_INLINING_INSNS): New.
18642 2009-05-15 Richard Guenther <rguenther@suse.de>
18644 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18645 not TODO_update_ssa.
18647 2009-05-15 Richard Guenther <rguenther@suse.de>
18649 PR tree-optimization/39999
18650 * gimple.h (gimple_expr_type): Use the expression type looking
18651 through useless conversions.
18652 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18653 (vn_nary_op_insert_stmt): Likewise.
18654 (simplify_binary_expression): Likewise.
18656 2009-05-15 Richard Guenther <rguenther@suse.de>
18658 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18659 New options, enabled by default.
18660 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18662 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18663 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18664 * tree-ssa-structalias.c (gate_tree_pta): New function.
18665 (pass_build_alias): Use it.
18667 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18669 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18670 recurse on an invariant address if a conversion from a pointer
18671 type to a wider integer type is involved.
18673 2009-05-15 Jan Hubicka <jh@suse.cz>
18675 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18676 * cgraph.h (struct inline_summary): New filed self_wize,
18677 size_inlining_benefit, self_time and time_inlining_benefit.
18678 (struct cgraph_global_info): Replace insns by time ans size fields.
18679 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18680 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18681 (ipcp_update_callgraph): Do not touch function bodies.
18682 * ipa-inline.c: Include except.h
18683 (MAX_TIME): New constant.
18684 (overall_insns): Remove
18685 (overall_size, max_benefit): New static variables.
18686 (cgraph_estimate_time_after_inlining): New function.
18687 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18688 (cgraph_clone_inlined_nodes): Update size.
18689 (cgraph_mark_inline_edge): Update size.
18690 (cgraph_estimate_growth): Use size info.
18691 (cgraph_check_inline_limits): Check size.
18692 (cgraph_default_inline_p): Likewise.
18693 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18694 (cgraph_decide_recursive_inlining): Check size.
18695 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18697 (cgraph_decide_inlining): Likewise.
18698 (cgraph_decide_inlining_incrementally): Likewise; honor
18699 PARAM_EARLY_INLINING_INSNS.
18700 (likely_eliminated_by_inlining_p): New predicate.
18701 (estimate_function_body_sizes): New function.
18702 (compute_inline_parameters): Use it.
18703 * except.c (must_not_throw_labels): New function.
18704 * except.h (must_not_throw_labels): Declare.
18705 * tree-inline.c (init_inline_once): Kill inlining_weigths
18706 * tree-ssa-structalias.c: Avoid uninitialized warning.
18707 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18708 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18709 (PARAM_INLINE_CALL_COST): Remove.
18710 (PARAM_EARLY_INLINING_INSNS): New.
18711 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18712 (inline-call-cost): Remove.
18713 (early-inlining-insns): New.
18715 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18717 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18719 (print_int_cst_bounds_in_octal_p): Likewise.
18720 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18722 * dwarf2out.c (base_type_die): Likewise.
18723 (is_subrange_type): Delete.
18724 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18725 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18726 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18727 if the destination type is boolean.
18728 (build_range_check): Do not special-case subtypes.
18729 (fold_sign_changed_comparison): Likewise.
18730 (fold_unary): Likewise.
18731 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18732 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18733 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18734 * tree.c (subrange_type_for_debug_p): New predicate based on the
18735 former is_subrange_type.
18736 * tree.h (subrange_type_for_debug_p): Declare.
18737 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18738 (convert_affine_scev): Remove call to above function.
18739 (chrec_convert_aggressive): Likewise.
18740 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18741 false for conversions involving subtypes.
18742 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18743 (vrp_val_min): Likewise.
18744 (needs_overflow_infinity): Likewise.
18745 (extract_range_from_unary_expr): Likewise.
18747 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18749 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18750 * config/frv/frv.c: Likewise.
18751 * config/s390/s390.c: Likewise.
18752 * config/sparc/sparc.h: Likewise.
18753 * config/i386/i386.h: Likewise.
18754 * config/i386/i386.c: Likewise.
18755 * config/crx/crx.c: Likewise.
18756 * config/m68hc11/m68hc11.h: Likewise.
18757 * config/iq2000/iq2000.c: Likewise.
18758 * config/mn10300/mn10300.h: Likewise.
18759 * config/mn10300/mn10300.c: Likewise.
18760 * config/m68k/m68k.c: Likewise.
18761 * config/rs6000/rs6000.c: Likewise.
18762 * config/rs6000/xcoff.h: Likewise.
18763 * config/rs6000/linux64.h: Likewise.
18764 * config/rs6000/sysv4.h: Likewise.
18765 * config/score/score3.c: Likewise.
18766 * config/score/score7.c: Likewise.
18767 * config/score/score.c: Likewise.
18768 * config/arm/arm.md: Likewise.
18769 * config/mips/mips.c: Likewise.
18770 * config/mips/mips.md: Likewise.
18771 * config/bfin/bfin.h: Likewise.
18772 * config/pa/pa.c: Likewise.
18773 * config/pa/constraints.md: Likewise.
18775 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18776 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18777 * config/pdp11/pdp11.h: Use memory_address_p instead.
18779 2009-05-14 Ian Lance Taylor <iant@google.com>
18781 * passes.c (finish_optimization_passes): Change i to int.
18782 * plugin.c (plugins_active_p): Change event to int.
18783 (dump_active_plugins): Likewise.
18784 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18786 * tree.c (tree_range_check_failed): Change c to unsigned int.
18787 (omp_clause_range_check_failed): Likewise.
18788 (build_common_builtin_nodes): Change mode to int. Add cast.
18789 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18790 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18792 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18793 ++ or -- with a variable of enum type.
18795 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18798 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18800 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18802 * store-motion.c: Do not include params.h
18803 * Makefile.in: Fix dependencies for various files.
18805 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18807 * auto-inc-dec.c: Fix pass description, remove apparent
18808 accidental duplication.
18810 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18812 PR middle-end/40147
18813 * ipa-utils.h (memory_identifier_string): Moved to ...
18814 * tree.h (memory_identifier_string): Here. Add GTY(()).
18816 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18818 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18819 in the former documentation of...
18820 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18821 * ira-conflicts.c (get_dup_num): Use address_operand.
18822 * targhooks.c (default_legitimate_address_p): New.
18823 * targhooks.h (default_legitimate_address_p): New.
18824 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18826 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18827 * target.h (struct target): Add legitimate_address_p.
18828 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18829 (TARGET_INITIALIZER): Include it.
18831 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18832 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18833 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18834 (TARGET_LEGITIMATE_ADDRESS_P): New.
18836 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18837 (REG_OK_STRICT_P): Delete.
18838 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18839 (frv_legitimate_address_p_1): ... this.
18840 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18841 (frv_legitimate_address_p_1): ... the renamed old
18842 frv_legitimate_address_p.
18843 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18844 (TARGET_LEGITIMATE_ADDRESS_P): New.
18846 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18847 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18848 * config/s390/s390.c (legitimate_address_p): Rename to...
18849 (s390_legitimate_address_p): ... this, make static.
18850 (legitimize_address): Adjust call.
18851 (TARGET_LEGITIMATE_ADDRESS_P): New.
18852 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18854 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18855 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18856 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18857 (TARGET_LEGITIMATE_ADDRESS_P): New.
18859 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18860 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18861 * config/spu/spu.c (spu_legitimate_address): Rename to...
18862 (spu_legitimate_address_p): ... this, make static.
18863 (TARGET_LEGITIMATE_ADDRESS_P): New.
18865 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18866 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18867 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18868 (sparc_legitimate_address_p): ... this, make static and return bool.
18869 (legitimize_address): Adjust call.
18870 (TARGET_LEGITIMATE_ADDRESS_P): New.
18872 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18873 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18874 * config/i386/i386.c (legitimate_address_p): Rename to...
18875 (ix86_legitimate_address_p): ... this, make static.
18876 (constant_address_p): Move after it, adjust call.
18877 (TARGET_LEGITIMATE_ADDRESS_P): New.
18879 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18880 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18881 * config/avr/avr.c (legitimate_address_p): Rename to...
18882 (avr_legitimate_address_p): ... this, make static.
18883 (legitimize_address): Adjust call.
18884 (TARGET_LEGITIMATE_ADDRESS_P): New.
18886 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18887 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18888 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18889 (TARGET_LEGITIMATE_ADDRESS_P): New.
18891 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18892 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18893 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18894 (TARGET_LEGITIMATE_ADDRESS_P): New.
18896 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18897 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18899 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18901 (TARGET_LEGITIMATE_ADDRESS_P): New.
18903 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18904 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18906 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18908 (m68hc11_legitimate_address_p): ... this, make static.
18909 (go_if_legitimate_address_internal): Rename to...
18910 (m68hc11_legitimate_address_p_1): ... this.
18911 (legitimize_address): Adjust call.
18912 (TARGET_LEGITIMATE_ADDRESS_P): New.
18914 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18915 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18916 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18917 (TARGET_LEGITIMATE_ADDRESS_P): New.
18919 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18920 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18921 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18922 (mn10300_legitimate_address_p): ... this, make static.
18923 (TARGET_LEGITIMATE_ADDRESS_P): New.
18925 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18926 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18927 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18928 (TARGET_LEGITIMATE_ADDRESS_P): New.
18930 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18931 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18932 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18933 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18934 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18935 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18936 (rs6000_legitimate_address_p): ... this, make static.
18937 (TARGET_LEGITIMATE_ADDRESS_P): New.
18938 (REG_MODE_OK_FOR_BASE_P): Delete.
18939 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18941 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18942 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18944 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18945 static, adjust types.
18946 (TARGET_LEGITIMATE_ADDRESS_P): New.
18948 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18949 * config/score/score.c (score_address_p): Rename to...
18950 (score_legitimate_address_p): ... this.
18951 (TARGET_LEGITIMATE_ADDRESS_P): New.
18952 * config/score/score3.c (score3_address_p): Rename to...
18953 (score3_legitimate_address_p): ... this.
18954 * config/score/score7.c (score7_address_p): Rename to...
18955 (score7_legitimate_address_p): ... this.
18957 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18958 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18959 GO_IF_LEGITIMATE_ADDRESS): Delete.
18960 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18961 thumb2_legitimate_address_p): Delete.
18962 (arm_legitimate_address_p): Rename to...
18963 (arm_legitimate_address_outer_p): ... this.
18964 * config/arm/constraints.md ("Uq"): Adjust call.
18965 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18966 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18968 (arm_legitimate_address_outer_p): ... this.
18969 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18971 (TARGET_LEGITIMATE_ADDRESS_P): New.
18973 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18974 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18975 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18976 (TARGET_LEGITIMATE_ADDRESS_P): New.
18978 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18979 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18980 * config/vax/vax.c (legitimate_address_p): Rename to...
18981 (vax_legitimate_address_p): ... this, make static.
18982 (TARGET_LEGITIMATE_ADDRESS_P): New.
18984 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18985 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18986 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18987 (TARGET_LEGITIMATE_ADDRESS_P): New.
18989 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18990 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18991 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18992 (mmix_legitimate_address_p): ... this, make static.
18993 (TARGET_LEGITIMATE_ADDRESS_P): New.
18995 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18996 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18997 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18998 (TARGET_LEGITIMATE_ADDRESS_P): New.
19000 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19002 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19003 of MODE_COMPLEX_INT.
19005 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19007 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19008 LCT_NORMAL in function call.
19009 * mips-tdump.c (print_file_desc): Add cast to enum type.
19010 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19011 (mark_stabs): Add casts to enum types.
19012 (parse_stabs_common): Add casts to enum types.
19014 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19016 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19017 Check for invalid values of LETTER.
19019 2009-05-13 Taras Glek <tglek@mozilla.com>
19021 * attribs.c (register_attribute): moved out attribute registration
19022 into register_attribute.
19023 * doc/plugins.texi: Documented register_attribute and
19025 * gcc-plugin.h: Added forward decl for register_attribute.
19026 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19027 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19028 PLUGIN_ATTRIBUTES boilerplate.
19030 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19032 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19033 values even in sentinel and empty entries.
19034 (ms_printf_flag_specs): Likewise.
19035 (ms_scanf_flag_specs): Likewise.
19036 (ms_strftime_flag_specs): Likewise.
19037 (ms_print_char_table): Likewise.
19038 (ms_scan_char_table): Likewise.
19039 (ms_time_char_table): Likewise.
19041 2009-05-13 Doug Kwan <dougkwan@google.com>
19043 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19045 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19047 * config/mips/mips.md (store): Add attributes for QI and HI.
19049 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19050 (truncdi<mode>2): ... this new pattern.
19052 2009-05-13 Brad Hards <bradh@kde.org>
19054 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19056 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19057 Ben Elliston <bje@au.ibm.com>
19059 PR middle-end/40035
19060 * dse.c (check_mem_read_rtx): Guard against width == -1.
19062 2009-05-13 Michael Matz <matz@suse.de>
19064 PR middle-end/39976
19065 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19066 (trivially_conflicts_p): New function.
19067 (insert_backedge_copies): Use it.
19069 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19071 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19072 (handle_stdc_pragma): Use new enum constant names.
19073 (handle_pragma_float_const_decimal64): Ditto.
19075 2009-05-13 Ian Lance Taylor <iant@google.com>
19077 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19080 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19082 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19083 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19085 * config/m68k/m68k.h (FL_UCLINUX): Define.
19087 2009-05-13 Jan Hubicka <jh@suse.cz>
19089 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19091 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19093 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19094 unless -fschedule-insns is specified.
19096 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19099 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19100 TARGET_EXPAND_CBRANCHDI4.
19101 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19102 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19103 (cmpeqdi): Fix comment.
19105 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19107 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19108 (sh_legitimate_address_p): Likewise.
19109 * config/sh/sh.c (sh_legitimate_index_p): New.
19110 (sh_legitimate_address_p): Likewise.
19111 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19112 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19113 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19114 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19115 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19116 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19117 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19118 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19119 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19121 2009-05-12 Jan Hubicka <jh@suse.cz>
19123 * tree-inline.c (estimate_operator_cost): Add operands;
19124 when division happens by constant, it is cheap.
19125 (estimate_num_insns): Loads and stores are not having cost of 0;
19126 EH magic stuff is cheap; when computing runtime cost of switch,
19127 use log2 base of amount of its cases; builtin_expect has cost of 0;
19128 compute cost for moving return value of call.
19129 (init_inline_once): Initialize time_based flags.
19130 * tree-inline.h (eni_weights_d): Add time_based flag.
19132 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19134 * df-core.c: Update head documentation.
19136 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19139 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19140 shadowing exisiting variable op1.
19142 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19145 * config/i386/driver-i386.c (processor_signatures): New enum.
19146 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19147 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19148 processor signature to detect geode processor.
19150 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19154 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19156 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19157 causes spurious differences between trunk and cond-optab branch.
19159 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19161 * dojump.c (compare_from_rtx): Delete.
19162 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19163 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19164 if the comparison does not satisfy the predicate; test predicates for
19165 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19166 further if one existing pattern fails.
19167 * expr.h (compare_from_rtx): Delete.
19168 (prepare_operand): Declare it.
19169 * optabs.c: Change "lib call" to "libcall" throughout.
19170 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19171 HAVE_conditional_trap, emit_cmp_insn): Delete.
19172 (can_compare_p): Delete cmp_optab case.
19173 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19174 Accept other parameters by value.
19175 (prepare_operand): Make non-static.
19176 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19177 other parameters by value. Try to widen operands here based on
19178 an optab_methods argument and looking at cbranch_optab.
19179 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19180 loop. Use cbranch_optab directly.
19181 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19182 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19184 (emit_conditional_move, emit_conditional_add): Inline what's needed
19185 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19186 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19187 with COMPARE. Move cmov_optab and cstore_optab above
19188 with cbranch_optab, move cmp_optab down with ucmp_optab,
19189 remove tst_otpab. Do not initialize trap_rtx.
19190 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19191 for trap code. Do not check HAVE_conditional_trap. Use
19192 prepare_cmp_insn. Accept no predicate for operand 3.
19193 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19194 (OTI_ctrap, ctrap_optab): New.
19195 (tst_optab): Delete.
19196 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19197 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19198 with lookup of ctrap_optab.
19199 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19201 (ctrap_optab): New.
19203 * combine.c (combine_simplify_rtx, simplify_set): Do not
19204 special case comparing against zero for cc0 machines.
19205 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19206 COMPARE on cc0 machines.
19207 (simplify_relational_operation): Return a new expression when
19208 a COMPARE could be removed.
19209 * final.c (final_scan_insn): Compare cc_status values
19210 against LHS of a (compare FOO (const_int 0)) cc0 source.
19211 Also check if cc_status.value is the full compare.
19213 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19214 (cstoreMM4): Document.
19215 (conditional_trap): Document ctrapMM4 instead.
19216 (sync_compare_and_swapMM): Refer to cbranchcc4.
19217 (Dependent Patterns): Eliminate obsolete information referring to
19218 the old jump optimization phase.
19219 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19220 of compares with 0 on cc0 machines.
19221 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19222 avoiding references to cc0. Remove text about storing operands
19224 * doc/tm.texi (Condition Codes): Include blurb on different
19225 condition code representations, separate into subsections for
19226 CC0, MODE_CC and conditional execution.
19228 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19229 alpha_emit_setcc): Accept operands and a machine mode.
19230 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19231 Get code/op0/op1 from operands, use machine mode argument
19232 instead of alpha_compare.fp_p. Emit the branch here.
19233 (alpha_emit_setcc): Likewise, and return boolean.
19234 (alpha_emit_conditional_move): Likewise. Assert that
19235 cmp_op_mode == cmp_mode, and simplify accordingly.
19236 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19237 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19238 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19240 (stack probe test): Use cbranchdi4.
19241 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19243 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19244 * config/arc/arc.h (movsicc, movsfcc): Use it.
19245 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19246 (cbranchsi4, cstoresi4): New.
19247 (cmpsi, bCC and sCC expanders): Remove.
19249 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19250 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19251 * config/arm/predicates.md (arm_comparison_operator): Only include
19252 floating-point operators if there is a hardware floating-point unit.
19253 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19254 deferring to cbranch_cc and cstore_cc respectively.
19255 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19256 cbranch_cc, cstore_cc): New.
19257 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19259 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19261 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19262 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19264 (adjust_insn_length): Adjust calls.
19265 (avr_reorg): Handle (compare (foo) (const_int 0)).
19266 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19267 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19268 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19269 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19271 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19272 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19274 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19275 (cbranchsi4, cstorebi4, cstoresi4): New.
19276 (movbisi): This insn is duplicate, split it to zero_extend.
19277 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19278 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19279 (bfin_optimize_loop): Use cbranch expander.
19280 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19281 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19282 (bfin_bimode_comparison_operator): ... this.
19283 (bfin_direct_comparison_operator): New.
19285 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19286 inside (compare FOO (const_int 0)).
19287 (cris_rtx_costs): Handle ZERO_EXTRACT.
19288 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19289 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19290 (*tstdi_v32): Delete.
19291 (*cmpdi_non_v32): Add M alternative for operand 1.
19292 (cmpsi, cmp<mode>): Make private.
19293 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19295 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19297 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19298 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19299 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19300 (cc_reg_operand): New.
19301 (any_cond): Delete.
19302 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19303 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19304 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19305 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19306 crx_expand_scond): Delete.
19308 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19310 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19311 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19313 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19314 cstoresi4, cstoresf4, cstoredf4): New.
19315 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19316 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19317 Receive the entire operands array.
19318 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19319 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19320 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19321 Get test/op0/op1 from the operands array.
19322 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19324 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19325 (h8300_expand_store): New.
19326 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19328 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19329 (h8300_expand_store): New.
19330 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19331 or do not try to produce (set (cc0) REG).
19332 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19333 change a compare into a move to a scratch register. Disable some
19334 peepholes when comparing with zero.
19335 (tstsi, tsthi, tstsi, cmpqi): Make private.
19337 (bCC, sCC): Delete.
19338 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19341 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19342 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19343 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19344 (ix86_emit_i387_log1p): Use cbranchxf2.
19345 (ix86_expand_setcc): Return void.
19346 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19347 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19348 cmp<MODEF>, cmpcc): Remove.
19349 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19350 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19351 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19352 (sCC and bCC expanders): Remove.
19353 (stack_protect_test): Use cbranchcc4.
19355 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19357 (ia64_expand_compare): Accept three rtx by reference and return void.
19358 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19359 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19360 from *expr. Update *expr with the BImode comparison to do.
19361 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19362 cmptf, bCC, sCC, conditional_trap): Delete.
19363 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19364 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19365 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19366 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19367 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19369 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19370 type of last argument.
19371 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19372 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19373 use machine mode argument instead of branch_type. Remove dead
19374 code for floating-point comparisons.
19375 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19376 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19378 (cbranchsi4, cstoresi4): New.
19379 * config/iq2000/predicates.md (reg_or_const_operand): New.
19381 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19382 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19383 (b<code>_op): Rewrite to...
19384 (bcc_op): ... this, using match_operator.
19385 (s<code>_op): Rewrite to...
19386 (scc_op): ... this, using match_operator.
19387 (s<code>_24_op): Rewrite to...
19388 (scc_op_24): ... this, using match_operator.
19389 (s<code>_<mode>): Rewrite to...
19390 (cstore<mode>4): ... this, using match_operator.
19391 (s<code>_<mode>_24): Rewrite to...
19392 (cstore<mode>4_24): ... this, using match_operator.
19393 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19394 m32c_unpend_compare, m32c_expand_scc): Delete.
19395 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19396 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19397 (m32c_expand_movcc): Change NE to EQ if necessary.
19398 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19400 * config/m32r/m32r-protos.h (gen_cond_store): New.
19401 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19402 (gen_cond_store): New, from sCC patterns.
19403 (m32r_expand_block_move): Use cbranchsi4.
19404 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19405 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19406 (cbranchsi4, cstoresi4): New.
19408 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19410 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19411 (m68hc11_notice_update_cc): Look into a compare with 0.
19412 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19414 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19415 cmphi, cmpqi, bCC): Delete.
19416 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19417 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19418 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19421 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19422 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19423 * config/m68k/constraints.md (H): New.
19424 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19425 the define_insn below.
19426 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19427 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19428 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19429 patterns): Wrap RHS with COMPARE.
19430 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19431 (*cmpdi_internal): Name this pattern.
19432 (cmpdi): Change to define_insn.
19433 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19434 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19435 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19437 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19438 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19439 (conditional_trap): Change to...
19440 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19441 (*conditional_trap): Use the ordered_comparison_operator and
19442 const1_operand predicates.
19443 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19444 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19445 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19446 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19448 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19449 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19450 (mcore_gen_compare): New.
19451 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19452 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19453 (mcore_gen_compare): ... this.
19454 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19455 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19456 (stack probe pattern): Use cbranchsi4.
19458 * config/mips/predicates.md (mips_cstore_operator): New.
19459 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19460 * config/mips/mips.md (any_cond): Delete.
19461 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19463 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19464 fixuns_truncsfdi2): Use cbranch patterns.
19465 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19466 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19467 Adjust call to mips_expand_conditional_branch.
19468 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19470 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19471 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19472 * config/mips/mips.c (cmp_operands): Delete.
19473 (mips_emit_compare): Get comparison operands from *op0/*op1.
19474 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19475 that it succeeds. Use op0/op1 instead of cmp_operands.
19476 (mips_expand_conditional_branch, mips_expand_conditional_move,
19477 mips_expand_conditional_trap): Likewise.
19478 (mips_block_move_loop): Use cbranch patterns.
19479 * config/mips/mips.h (cmp_operands): Delete.
19481 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19482 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19483 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19484 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19485 (*cmpcc_folded): Rename to...
19486 (*cmpdi_folded): this.
19487 (*cmpcc): Rename to...
19489 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19492 (cbranchdf4): New. Handle invalid comparisons here.
19493 * config/mmix/predicates.md (float_comparison_operator): New.
19495 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19496 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19497 * config/mn10300/mn10300.md (tst): Delete.
19498 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19499 Name these patterns and wrap RHS in a compare.
19500 (*cmpsi): Make this pattern private. Include tst.
19501 (*cmpsf): Make this pattern private.
19502 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19503 (compare with zero peepholes): Likewise.
19505 (cbranchsi4, cbranchsf4): New.
19506 (casesi): Use cbranchsi4.
19508 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19509 hppa_branch_type): Delete.
19510 (return_addr_rtx): Use cbranchsi4.
19511 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19512 Emit CCFPmode comparison here.
19513 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19514 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19515 hppa_branch_type): Delete.
19516 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19517 (movsicc, movdicc): Remove references to hppa_compare_op0,
19518 hppa_compare_op1 and compare_from_rtx.
19519 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19520 (casesi): Use cbranchsi4.
19522 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19523 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19524 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19525 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19526 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19528 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19529 (*branch, *branch_inverted): New.
19531 * config/picochip/picochip.md (cbranchhi4): Use
19532 ordered_comparison_operator.
19533 (cmphi, bCC): Remove.
19535 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19536 (trap_comparison_operator): Delete.
19537 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19538 rs6000_emit_cbranch): Accept mode and operands.
19539 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19540 rs6000_compare_fp_p): Delete.
19541 (rs6000_generate_compare): Accept mode and comparison. Extract code
19542 and op0/op1 from there. Replace references to rs6000_compare_op0
19543 and rs6000_compare_op1.
19544 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19545 extract result from passed operands.
19546 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19547 extract loc from passed operands.
19548 (rs6000_emit_cmove): Likewise.
19549 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19550 rs6000_compare_fp_p): Delete.
19551 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19552 (cbranch<GPR>4, cbranch<FP>4): New.
19553 (cstore<mode>4): New. Consolidate here all choices about when to use
19554 portable or specialized sCC sequences.
19555 (stack_protect_test): Use cbranchsi4.
19556 (conditional_trap): Replace with ctrap<GPR>4.
19557 (conditional trap insn): Replace trap_comparison_operator with
19558 ordered_comparison_operator.
19560 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19561 (s390_emit_prologue): Use ctrap.
19562 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19563 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19564 New predicates replacing...
19565 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19566 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19567 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19568 (add<mode>cc): Do not use s390_compare_op0/op1.
19569 (s<code>): Change to...
19570 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19571 (seq): Change to...
19572 (cstorecc4): ... this. Handle EQ or NE equally.
19573 (*sne): Un-privatize for use in cstorecc4.
19574 (b<code>): Change to...
19575 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19576 (conditional_trap): Replace with...
19577 (ctrap<GPR>4, ctrap<FP>4): ... these.
19578 (stack_protect): Use cbranchcc4.
19580 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19581 * config/score/score-protos.h (score_gen_cmp): Delete.
19582 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19583 (score_block_move-loop): Use cbranchsi4.
19584 * config/score/score.md (cbranchsi4): New.
19585 (cmpsi, bCC): Delete.
19586 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19587 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19588 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19589 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19590 * config/score/score3.h (score3_gen_cmp): Delete.
19591 * config/score/score7.h (score7_gen_cmp): Delete.
19593 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19594 (sh_emit_scc_to_t): ... this. Return void.
19595 (from_compare): Rename to...
19596 (sh_emit_compare_and_branch): ... this.
19597 (sh_emit_compare_and_set): New.
19598 (sh_expand_t_scc): Accept operands.
19599 * config/sh/predicates.md (sh_float_comparison_operator): New.
19600 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19601 (prepare_scc_operands): Rename to...
19602 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19604 (sh_emit_cheap_store_flag): New.
19605 (sh_emit_set_t_insn): New.
19606 (from_compare): Rename to...
19607 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19608 handling of TARGET_SH2E floating point to avoid recursive call.
19609 Generate branch here.
19610 (sh_emit_compare_and_set): New.
19611 (sh_expand_t_scc): Get op0/op1 from arguments.
19612 (sh_emit_cheap_store_flag): New.
19613 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19615 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19616 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19617 (movsicc, movdicc): Do nothing when it recreated operands from
19618 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19619 prepare_scc_operands (now sh_emit_scc_to_t).
19620 (udivdi3): Use cstoresi4.
19621 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19622 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19623 (cbranchint4_media, cbranchfp4_media): New.
19624 (casesi): Use cbranchdi4.
19625 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19627 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19628 (movnegt): Remove second operand.
19629 (cbranchsf4, cbranchdf4): New.
19630 (stack_protect): Use cbranchdi4/cbranchsi4.
19632 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19633 (gen_compare_reg): Accept comparison, extract part of it to...
19634 (gen_compare_reg_1): ... this.
19635 (gen_compare_operator): Delete.
19636 (gen_v9_scc): Accept separate destination, comparison code and arms.
19637 Do not use sparc_compare_op0/sparc_compare_op1.
19638 (emit_scc_insn, emit_conditional_branch_insn): New.
19639 (emit_v9_brxx): Make static. Remove useless assertion.
19640 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19642 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19643 * config/sparc/sparc-protos.h (gen_compare_reg,
19644 sparc_emit_float_lib_cmp): Adjust prototype.
19645 (emit_scc_insn, emit_conditional_branch_insn): New.
19646 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19647 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19648 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19649 iterators to the top.
19650 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19651 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19652 snedi_special_trunc): Delete.
19653 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19654 and snedi_special_trunc.
19655 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19656 cbranchdi4, cbranch<F:mode>4): New.
19657 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19658 here. Use gen_compare_reg instead of gen_compare_operator.
19659 (conditional_trap): Replace with...
19660 (ctrapsi4, ctrapdi4): ... this.
19661 (stack_protect_test): Use cbranchcc4.
19663 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19665 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19666 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19667 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19668 from operands[0] or operands[3] depending on is_set.
19669 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19670 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19671 cmpdf, bCC), sCC: Remove.
19672 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19673 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19675 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19676 spu_emit_branch_or_set.
19678 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19680 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19681 xstormy16_compare_op1): Delete.
19682 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19683 xstormy16_compare_op1): Delete.
19684 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19686 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19687 (cmphi, cmpsi, bCC): Remove.
19689 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19690 (*cmpsi): ... this one.
19691 (cbranchsi4, cstoresi4): New.
19692 (bCC expanders): Delete.
19693 (sCC insns): Fold into...
19694 (*setcc): ... this one.
19695 (casesi): Do not use gen_cmpsi and gen_bgtu.
19696 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19697 (movsicc): Simplify.
19698 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19700 * config/vax/vax-protos.h (cond_name): New.
19701 (vax_output_conditional_branch): Remove.
19702 * config/vax/vax.c (cond_name): New.
19703 (vax_output_conditional_branch): Remove.
19704 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19705 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19706 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19707 (bit<VAXint>): Wrap source with (compare).
19708 (b<code> and following unnamed pattern): Rename to *branch and
19709 *branch_reversed. Change macroization to match_operator.
19710 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19712 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19713 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19714 Change last argument to machine_mode.
19715 (xtensa_expand_scc): Add machine_mode argument.
19716 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19717 (gen_conditional_move, xtensa_expand_conditional_branch,
19718 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19719 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19720 Adjust operand numbers.
19721 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19723 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19724 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19725 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19727 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19729 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19730 causes spurious differences between trunk and cond-optab branch.
19732 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19735 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19737 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19739 * tree.c (iterative_hash_pointer): Delete.
19740 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19741 Hash UIDs and versions of SSA names. Don't special-case built-in
19742 function declarations.
19744 2009-05-11 Ian Lance Taylor <iant@google.com>
19747 * graphite.c: Force -Wc++-compat to only be a warning before
19748 #including "cloog/cloog.h".
19750 2009-05-11 Martin Jambor <mjambor@suse.cz>
19752 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19754 2009-05-11 Jan Hubicka <jh@suse.cz>
19756 * tree-ssa-loop-ivcanon.c: Include target.h
19757 (struct loop_size): new structure.
19758 (constant_after_peeling): New predicate.
19759 (tree_estimate_loop_size): New function.
19760 (estimated_unrolled_size): Rewrite for new estimates.
19761 (try_unroll_loop_completely): Use new estimates.
19762 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19764 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19766 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19767 libcpp interface change.
19768 (spu_macro_to_expand): Likewise.
19770 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19772 PR tree-optimization/40026
19773 * gimplify.c (gimplify_init_constructor): Change initial conditional
19774 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19775 optimize_compound_literals_in_ctor.
19777 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19779 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19781 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19783 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19785 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19786 HOST_WIDE_INT for gap.
19788 2009-05-11 Ira Rosen <irar@il.ibm.com>
19790 PR tree-optimization/40074
19791 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19792 account in group size and step comparison.
19794 2009-05-11 Richard Guenther <rguenther@suse.de>
19796 * passes.c (init_optimization_passes): Strip now incorrect comment.
19797 (execute_function_todo): Do not set PROP_alias.
19798 * tree-pass.h (PROP_alias): Remove.
19799 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19800 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19801 * tree-nrv.c (pass_return_slot): Likewise.
19802 * tree-object-size.c (pass_object_sizes): Likewise.
19803 * tree-ssa-dom.c (pass_dominator): Likewise.
19804 (pass_phi_only_cprop): Likewise.
19805 * tree-ssa-dse.c (pass_dse): Likewise.
19806 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19807 (pass_cselim): Likewise.
19808 * tree-ssa-pre.c (pass_pre): Likewise.
19809 (pass_fre): Likewise.
19810 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19811 * tree-ssa-sink.c (pass_sink_code): Likewise.
19812 * tree-stdarg.c (pass_stdarg): Likewise.
19813 * tree-tailcall.c (pass_tail_calls): Likewise.
19814 * tree-vrp.c (pass_vrp): Likewise.
19816 2009-05-10 Ian Lance Taylor <iant@google.com>
19818 * basic-block.h (enum profile_status): Break out of struct
19819 control_flow_graph.
19820 * cgraph.h (struct inline_summary): Break out of struct
19822 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19823 of struct cgraph_order_sort.
19824 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19825 * cse.c (struct branch_path): Break out of struct
19826 cse_basic_block_data.
19827 * except.h (enum eh_region_type): Break out of struct eh_region.
19828 * gcc.c (enum add_del): Break out of struct modify_target.
19829 * genrecog.c (enum decision_type): Break out of struct decision_test.
19830 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19832 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19833 * regmove.c (enum match_use): New enum, broken out of struct match.
19834 * sched-int.h (enum post_call_group): New enum, broken out of
19836 (struct deps_reg): Break out of struct deps.
19837 * target.h (struct asm_int_op): Break out of struct gcc_target.
19838 * tree-eh.c (struct goto_queue_node): Break out of struct
19840 * tree-inline.h (enum copy_body_cge_which): Break out of
19842 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19844 * c-decl.c (in_struct, struct_types): New static variables.
19845 (pushtag): Add loc parameter. Change all callers.
19846 (lookup_tag): Add ploc parameter. Change all callers.
19847 (check_compound_literal_type): New function.
19848 (parser_xref_tag): Add loc parameter. Change all callers. If
19849 -Wc++-compat, warn about struct/union/enum types defined within a
19851 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19852 and loc parameters. Change all callers. Change error calls to
19853 error_at, using loc. For a redefinition, if the location of the
19854 original definition is known, report it. Set in_struct and
19855 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19856 (finish_struct): Add new parameters enclosing_in_struct and
19857 enclosing_struct_types. Change all callers. Set
19858 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19859 in the struct. If in a struct, add this struct to struct_types.
19860 (start_enum): Add loc parameter. Change all callers. Use
19861 error_at for errors, using loc. For a redefinition, if the
19862 location of the original definition is known, report it. If in a
19863 struct, add this enum type to struct_types. If -Wc++-compat warn
19864 if in sizeof, typeof, or alignof.
19865 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19866 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19867 (c_parser_enum_specifier): Get enum location for start_enum.
19868 (c_parser_struct_or_union_specifier): Get struct location for
19869 start_struct. Save in_struct and struct_types status between
19870 start_struct and finish_struct.
19871 (c_parser_cast_expression): Get location of cast.
19872 (c_parser_alignof_expression): Get location of type.
19873 (c_parser_postfix_expression): Likewise.
19874 (c_parser_postfix_expression_after_paren_type): Add type_loc
19875 parameter. Change all callers. Call check_compound_literal_type.
19876 Use type_loc for error about variable size type.
19877 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19878 of an enum constant from an enum type defined in a struct or union.
19879 (c_cast_expr): Add loc parameter. Change all callers. If
19880 -Wc++-compat, warn about defining a type in a cast.
19881 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19882 (start_enum, start_struct, finish_struct): Update declarations.
19883 (parser_xref_tag, c_cast_expr): Update declarations.
19884 (check_compound_literal_type): Declare.
19886 2009-05-11 Ben Elliston <bje@au.ibm.com>
19888 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19889 for recent libcpp interface change.
19890 (rs6000_macro_to_expand): Likewise.
19892 2009-05-10 Michael Matz <matz@suse.de>
19895 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19896 not at entry of function.
19898 2009-05-10 Richard Guenther <rguenther@suse.de>
19900 PR tree-optimization/40081
19902 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19903 using the main variant of the element type. Do not fiddle with
19904 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19906 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19907 structs with volatile fields.
19909 2009-05-10 Jan Hubicka <jh@suse.cz>
19911 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19912 (estimate_move_cost): Assert that it does not get called for
19914 (estimate_num_insns): Skip VOID types in argument handling.
19915 (optimize_inline_calls): Delete unreachable blocks and verify that
19916 callgraph is valid.
19918 2009-05-10 Jan Hubicka <jh@suse.cz>
19920 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19921 * cgraph.c (cgraph_mark_address_taken_node): New function.
19922 (dump_cgraph_node): Dump new flag.
19923 * cgraph.h (struct cgraph_node): Add address_taken.
19924 (cgraph_mark_address_taken_node): New function.
19925 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19926 since new direct calls can be born.
19928 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19930 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19931 tok->val.node.node.
19933 2009-05-10 Jan Hubicka <jh@suse.cz>
19935 PR middle-end/40084
19936 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19938 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19939 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19940 * tree-inline.c (copy_bb): Set frequency correctly.
19941 (fold_marked_statements): Update call to
19942 cgraph_update_edges_for_call_stmt.
19944 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19946 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19947 identifiers in diagnostics.
19948 * config/arm/arm.c (arm_handle_fndecl_attribute,
19949 arm_handle_isr_attribute): Likewise.
19950 * config/avr/avr.c (avr_handle_progmem_attribute,
19951 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19952 * config/bfin/bfin.c (handle_int_attribute,
19953 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19954 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19955 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19957 * config/darwin.c (darwin_handle_kext_attribute,
19958 darwin_handle_weak_import_attribute): Likewise.
19959 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19960 h8300_handle_eightbit_data_attribute,
19961 h8300_handle_tiny_data_attribute): Likewise.
19962 * config/i386/i386.c (ix86_handle_cconv_attribute,
19963 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19964 * config/i386/winnt.c (ix86_handle_shared_attribute,
19965 ix86_handle_selectany_attribute): Likewise.
19966 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19967 * config/m32c/m32c.c (function_vector_handler): Likewise.
19968 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19969 m68hc11_handle_fntype_attribute): Likewise.
19970 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19971 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19972 * config/mips/mips.c (mips_insert_attributes,
19973 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19974 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19975 rs6000_handle_struct_attribute): Likewise.
19976 * config/sh/sh.c (sh_insert_attributes,
19977 sh_handle_resbank_handler_attribute,
19978 sh_handle_interrupt_handler_attribute,
19979 sh2a_handle_function_vector_handler_attribute,
19980 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19982 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19983 * config/spu/spu.c (spu_handle_fndecl_attribute,
19984 spu_handle_vector_attribute): Likewise.
19985 * config/stormy16/stormy16.c
19986 (xstormy16_handle_interrupt_attribute): Likewise.
19987 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19988 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19990 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19992 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19993 (pp_translate_identifiers): New.
19994 (pp_identifier): Only conditionally translate identifier to locale
19996 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19997 (pp_base_tree_identifier): Only conditionally translate identifier
19998 to locale character set.
19999 * c-pretty-print.c (M_): Define.
20000 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20001 fragments for conditional translation with M_.
20002 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20003 identifier translation.
20005 2009-05-10 Richard Guenther <rguenther@suse.de>
20007 PR tree-optimization/40081
20008 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20009 using the main variant of the element type. Do not fiddle with
20010 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20012 2009-05-09 Jan Hubicka <jh@suse.cz>
20014 PR middle-end/40080
20015 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20016 indirect calls; verify cgraph afterwards.
20018 2009-05-09 Jan Hubicka <jh@suse.cz>
20021 * ipa.c (update_inlined_to_pointer): New function.
20022 (cgraph_remove_unreachable_nodes): Use it.
20024 2009-05-09 Jan Hubicka <jh@suse.cz>
20026 * tree-eh.c (struct leh_state): Remove prev_try.
20027 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20028 not track prev_try.
20029 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20030 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20031 remove_eh_handler_and_replace, foreach_reachable_handler,
20032 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20033 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20034 (gen_eh_region_cleanup): Update prototype.
20036 2009-05-09 Jan Hubicka <jh@suse.cz>
20038 PR middle-end/40043
20039 * except.c (copy_eh_region): Always set prev_try.
20040 (redirect_eh_edge_to_label): Find outer try.
20041 (foreach_reachable_handler): When looking for prev try
20042 handle case where previous try is not going to be taken.
20044 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20046 PR tree-optimization/40049
20047 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20048 only vector/vector shifts, convert the type of the constant to the
20049 appropriate type to avoid building incorrect trees, which
20050 eventually have problems with garbage collection.
20052 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20054 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20055 -1 for complex floating-point types if honoring signed zeros.
20057 2009-05-08 Jan Hubicka <jh@suse.cz>
20059 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20060 argument; handle correctly when profile is absent.
20061 (build_cgraph_edges): Update.
20062 (rebuild_cgraph_edges): Update.
20063 * cgraph.c: Do not include varray.h.
20064 (cgraph_set_call_stmt_including_clones): New function.
20065 (cgraph_create_edge_including_clones): Likewise
20066 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20067 (cgraph_update_edges_for_call_stmt): Handle clones.
20068 (cgraph_remove_node): Handle clone tree.
20069 (cgraph_remove_node_and_inline_clones): New function.
20070 (dump_cgraph_node): Dump clone tree.
20071 (cgraph_clone_node): Handle clone tree.
20072 (clone_function_name): Bring here from tree-inline.c.
20073 (cgraph_create_virtual_clone): New function.
20074 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20075 (cgraph_clone_info): New function.
20076 (strut cgraph_node): Add clone_info and new clone tree pointers.
20077 (cgraph_remove_node_and_inline_clones,
20078 cgraph_set_call_stmt_including_clones,
20079 cgraph_create_edge_including_clones,
20080 cgraph_create_virtual_clone): Declare.
20081 (cgraph_function_versioning): Use VEC argument.
20082 (compute_call_stmt_bb_frequency): Update prototype.
20083 (cgraph_materialize_all_clones): New function.
20084 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20085 (ipcp_create_replace_map): Update to VECtors.
20086 (ipcp_update_callgraph): Use virtual clones.
20087 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20088 (ipcp_update_profiling): Do not update local profiling.
20089 (ipcp_insert_stage): Use VECtors and virtual clones.
20090 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20091 (clone_of_p): New function.
20092 (cgraph_preserve_function_body_p): Use clone tree.
20093 (cgraph_optimize): Materialize clones.
20094 (cgraph_function_versioning): Update for VECtors.
20095 (save_inline_function_body): Use clone tree.
20096 (cgraph_materialize_clone): New function.
20097 (cgraph_materialize_all_clones): Likewise.
20098 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20099 * ipa.c: Include gimple.h.
20100 (cgraph_remove_unreachable_nodes): Use clone tree.
20101 * ipa-prop.c (ipa_note_param_call): Update call to
20102 compute_call_stmt_bb_frequencycall.
20103 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20104 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20105 (copy_bb): Handle updating of clone tree; add new edge when new call
20107 (expand_call_inline): Be strict about every call having edge.
20108 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20109 (delete_unreachable_blocks_update_callgraph): New function.
20110 (tree_function_versioning): Use VECtors; always remove unreachable
20111 blocks and fold conditionals.
20112 * tree-inline.h: Do not include varray.h.
20113 (tree_function_versioning): Remove.
20114 * Makefile.in (GTFILES): Remove tree-inline.c
20115 * passes.c (do_per_function): Do only functions having body.
20116 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20119 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20120 Andrew Morrow <acm@google.com>
20123 * c-common.c (c_common_attribute_table): Permit deprecated
20124 attribute to take an optional argument.
20125 (handle_deprecated_attribute): If the optional argument to
20126 __attribute__((deprecated)) is not a string ignore the attribute
20127 and emit a warning.
20129 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20130 * c-typeck.c (build_component_ref): Likewise.
20131 (build_external_ref): Likewise.
20133 * toplev.c (warn_deprecated_use): Add an attribute argument.
20134 Emit the message associated with __attribute__((deprecated)).
20136 * toplev.h (warn_deprecated_use): Updated.
20138 * doc/extend.texi: Document new optional parameter to
20139 __attribute__((deprecated))
20141 2009-05-08 Michael Eager <eager@eagercon.com>
20143 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20144 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20146 2009-05-08 Richard Guenther <rguenther@suse.de>
20148 PR tree-optimization/40062
20149 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20150 Avoid exponential behavior.
20152 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20154 PR rtl-optimization/33928
20156 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20157 process_uses, build_single_def_use_links): New.
20158 (update_df): Update use_def_ref.
20159 (forward_propagate_into): Use get_def_for_use instead of use-def
20161 (fwprop_init): Call build_single_def_use_links and let it initialize
20163 (fwprop_done): Free use_def_ref.
20164 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20165 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20166 df_rd_simulate_one_insn): New.
20167 (df_rd_bb_local_compute_process_def): Update head comment.
20168 (df_chain_create_bb): Use the new RD simulation functions.
20169 * df.h (df_rd_simulate_artificial_defs_at_top,
20170 df_rd_simulate_one_insn): New.
20171 * opts.c (decode_options): Enable fwprop at -O1.
20172 * doc/invoke.texi (-fforward-propagate): Document this.
20174 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20177 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20178 and one complex operand specially.
20179 * tree-complex.c (some_nonzerop): Do not identify a real value as
20180 zero if flag_signed_zeros.
20182 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20184 PR rtl-optimization/33928
20185 * loop-invariant.c (record_use): Fix && vs. || mishap.
20187 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20189 PR rtl-optimization/33928
20190 * loop-invariant.c (struct use): Add addr_use_p.
20191 (struct def): Add n_addr_uses.
20192 (struct invariant): Add cheap_address.
20193 (create_new_invariant): Set cheap_address.
20194 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20195 (record_uses): Pass df_ref to record_use.
20196 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20199 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20201 * config/sh/sh.c: Do not include c-pragma.h.
20203 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20205 * config/spu/spu.c: Remove include of c-common.h.
20207 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20210 * c-common.h (mark_valid_location_for_stdc_pragma,
20211 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20212 clear_float_const_decimal64, float_const_decimal64_p): New.
20213 * c.opt (Wunsuffixed-float-constants): New.
20214 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20215 unsuffixed float constant, handle new warning.
20216 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20217 * c-decl.c (c_scope): New flag float_const_decimal64.
20218 (set_float_const_decimal64, clear_float_const_decimal64,
20219 float_const_decimal64_p): New.
20220 (push_scope): Set new flag.
20221 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20222 to use STDC pragmas.
20223 (c_parser_external_declaration): Ditto.
20224 (c_parser_compound_statement_nostart): Ditto.
20225 * c-pragma.c (valid_location_for_stdc_pragma,
20226 mark_valid_location_for_stdc_pragma,
20227 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20228 handle_pragma_float_const_decimal64): New.
20229 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20230 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20231 set_float_const_decimal64, clear_float_const_decimal64,
20232 float_const_decimal64_p): New dummy functions.
20233 * doc/extend.texi (Decimal Float): Remove statement that the
20234 pragma, and suffix for double constants, are not supported.
20235 * doc/invoke.texi (Warning Options): List new option.
20236 (-Wunsuffixed-float-constants): New.
20238 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20240 * config/i386/i386.c: Do not include c-common.h.
20242 2009-05-07 Mark Heffernan <meheff@google.com>
20244 * doc/invoke.texi (Debugging Options): Document change of debugging
20246 * opts.c (decode_options): Make dump_base_name relative to
20247 aux_base_name directory.
20249 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20251 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20252 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20254 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20256 * Makefile.in (install-plugin): Simplify a bit.
20258 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20260 * Makefile.in (OBJS-common): Add regcprop.o.
20262 * timevar.def (TV_CPROP_REGISTERS): New.
20263 * regrename.c (regrename_optimize): Return 0.
20264 (rest_of_handle_regrename): Delete.
20265 (pass_rename_registers): Point to regrename_optimize.
20266 (struct value_data_entry, struct value_data,
20267 kill_value_one_regno, kill_value_regno, kill_value,
20268 set_value_regno, init_value_data, kill_clobbered_value,
20269 kill_set_value, kill_autoinc_value, copy_value,
20270 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20271 replace_oldest_value_reg, replace_oldest_value_addr,
20272 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20273 debug_value_data, validate_value_data): Move...
20274 * regcprop.c: ... here.
20275 (rest_of_handle_cprop): Delete.
20276 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20278 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20280 PR middle-end/40057
20281 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20282 GEN_INT for 1 << bitnum.
20283 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20284 build_int_cst_type.
20286 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20288 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20289 Remove wrong description of "nand" operation.
20291 2009-05-06 Richard Guenther <rguenther@suse.de>
20292 Adam Nemet <anemet@caviumnetworks.com>
20294 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20295 comment. Add that if LHS is not a gimple register, then RHS1 has
20296 to be a single object (GIMPLE_SINGLE_RHS).
20298 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20300 * expr.c (get_def_for_expr): Move it up in the file.
20301 (store_field): When expanding a bit-field store, look at the
20302 defining gimple stmt for the masking conversion.
20304 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20306 PR middle-end/39986
20307 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20308 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20309 32-bit memcpy into long.
20311 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20313 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20314 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20316 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20317 instead of appending DW_OP_deref*.
20319 2009-05-06 Michael Matz <matz@suse.de>
20321 PR middle-end/40021
20322 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20323 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20325 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20327 * Makefile.in (install-plugin): Fix srcdir handling.
20329 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20331 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20332 when processing for not_regs_needed bitmap.
20333 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20334 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20335 handling it for rhs.
20337 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20339 * config/i386/i386.md (unnamed inc/dec peephole): Use
20340 optimize_insn_for_size_p instead of optimize_size.
20341 * config/i386/predicates.md (incdec_operand): Likewise.
20342 (aligned_operand): Likewise.
20343 * config/i386/sse.md (divv8sf3): Likewise.
20344 (sqrtv8sf2): Likewise.
20346 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20348 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20350 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20352 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20354 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20355 ssemodesuffixf2c with avxmodesuffixf2c.
20357 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20360 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20362 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20364 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20365 (struct tree_base): Adjust spacing for 8 bit boundaries.
20366 (struct tree_decl_common): Add decl_by_reference_flag bit.
20367 (DECL_BY_REFERENCE): Adjust.
20368 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20369 print DECL_BY_REFERENCE bit.
20370 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20371 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20372 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20373 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20376 PR middle-end/39666
20377 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20378 range of the type, but default label is missing, add it with one
20379 of the existing labels instead of adding a new label for it.
20381 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20385 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20387 * Makefile.in (enable_plugin, plugin_includedir): New.
20388 (install): Depend on install-plugin.
20389 (PLUGIN_HEADERS): New.
20390 (install-plugin): New.
20391 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20393 2009-05-05 Richard Guenther <rguenther@suse.de>
20395 PR tree-optimization/40022
20396 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20398 (phivn_valid_p): Fix tuplification error, simplify.
20399 (phiprop_insert_phi): Add dumps.
20400 (propagate_with_phi): Simplify.
20402 2009-05-05 Richard Guenther <rguenther@suse.de>
20404 PR middle-end/40023
20405 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20407 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20409 * tree.h (strip_float_extensions): Remove duplicate declaration.
20410 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20411 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20412 block_ultimate_origin): Rearrange the declarations line to match the
20413 comment that indicates the .c file which the functions are defined.
20414 (dwarf2out_*, set_decl_rtl): Add comment.
20415 (get_base_address): Adjust comment.
20416 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20417 declarations line and add comment.
20418 (is_builtin_name): Add blank after function name, for clarity.
20420 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20422 * attribs.c (decl_attributes): Use %qE for identifiers in
20424 * cgraphunit.c (verify_cgraph_node): Translate function names to
20425 locale character set in diagnostics.
20426 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20428 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20429 Document that functions are named in UTF-8.
20430 * expr.c (expand_expr_real_1): Translate function names to locale
20431 character set in diagnostics.
20432 * gimplify.c (omp_notice_variable, omp_is_private,
20433 gimplify_scan_omp_clauses): Use %qE for identifiers in
20435 * langhooks.c (lhd_print_error_function): Translate function names
20436 to locale character set.
20437 * langhooks.h (decl_printable_name): Document that return value is
20438 in internal character set.
20439 * stmt.c: Include pretty-print.h
20440 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20442 (resolve_operand_name_1): Translate named operand name to locale
20444 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20446 * toplev.c (announce_function): Translate function names to locale
20448 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20449 (default_tree_printer): Use pp_identifier or translate identifiers
20450 to locale character set. Mark "<anonymous>" for translation.
20451 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20452 for identifiers in diagnostics.
20453 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20455 * varasm.c (output_constructor): Use %qE for identifiers in
20458 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20460 * configure.ac: use ` ` instead of $()
20461 * configure: Regenerate.
20463 2009-05-05 Ben Elliston <bje@au.ibm.com>
20465 * config/pa/linux-atomic.c: Eliminate conditional include of
20466 errno.h on non-LP64 systems to simplify build requirements.
20468 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20470 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20472 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20473 and pass value to identifier_to_locale.
20474 (warn_variable_length_array): Make name a tree.
20475 (grokdeclarator): Separate diagnostic texts for named and unnamed
20476 declarators. Use %qE for named declarators.
20477 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20479 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20480 identifiers in diagnostics.
20481 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20482 identifier_to_locale. Mark "anonymous" strings for translation.
20484 2009-05-04 Michael Eager <eager@eagercon.com>
20486 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20487 address for DImode/DFmode only if double-precision FP regs.
20489 2009-05-04 Michael Eager <eager@eagercon.com>
20491 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20492 TARGET_SINGLE_FLOAT check.
20494 2009-05-04 Michael Eager <eager@eagercon.com>
20496 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20498 2009-05-04 Michael Eager <eager@eagercon.com>
20500 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20501 * config/rs6000/t-xilinx: New
20503 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20505 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20506 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20507 * gcc/explow.c (memory_address): Use target hook.
20508 * gcc/targhooks.c (default_legitimize_address): New.
20509 * gcc/targhooks.h (default_legitimize_address): New.
20510 * gcc/target.h (legitimize_address): New.
20511 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20512 (TARGET_INITIALIZER): Include it.
20513 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20515 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20516 * config/bfin/bfin.c (legitimize_address): Remove.
20517 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20518 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20520 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20521 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20523 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20524 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20525 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20526 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20527 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20528 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20529 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20530 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20531 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20532 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20533 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20534 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20535 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20536 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20537 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20538 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20539 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20540 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20541 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20542 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20543 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20544 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20545 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20547 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20548 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20549 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20550 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20551 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20552 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20553 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20554 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20555 (thumb_legitimize_address): Delete.
20556 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20557 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20558 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20559 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20560 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20561 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20563 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20566 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20567 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20568 * config/m32r/m32r.c (m32r_legitimize_address): New.
20569 * config/m68k/m68k.c (m68k_legitimize_address): New.
20570 * config/score/score.c (score_legitimize_address): Standardize.
20571 * config/score/score3.c (score3_legitimize_address): Standardize.
20572 * config/score/score3.h (score3_legitimize_address): Adjust.
20573 * config/score/score7.c (score7_legitimize_address): Standardize.
20574 * config/score/score7.h (score7_legitimize_address): Adjust.
20575 * config/sh/sh.c (sh_legitimize_address): New.
20576 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20578 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20579 (s390_legitimize_address): ... this.
20580 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20581 (sparc_legitimize_address): ... this.
20582 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20583 (ix86_legitimize_address): ... this.
20584 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20585 (avr_legitimize_address): ... this.
20586 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20587 (mn10300_legitimize_address): ... this.
20588 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20589 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20590 (alpha_expand_mov): Adjust call.
20592 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20593 * config/spu/spu.c (spu_legitimize_address): Likewise.
20594 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20595 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20597 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20599 * intl.c (locale_encoding, locale_utf8): New.
20600 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20601 * intl.h (locale_encoding, locale_utf8): Declare.
20602 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20603 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20605 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20607 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20608 (pp_base_tree_identifier): Declare as function.
20609 (identifier_to_locale): Declare.
20610 * Makefile.in (pretty-print.o): Update dependencies.
20611 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20613 2009-05-04 Richard Guenther <rguenther@suse.de>
20615 PR middle-end/40015
20616 * builtins.c (fold_builtin_memory_op): Do not decay to element
20617 type if the size matches the whole array.
20619 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20621 * expmed.c (synth_mult): When trying out a shift, pass the result
20624 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20626 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20627 (shiftsub1_cost): New.
20628 (init_expmed): Compute shiftsub1_cost.
20629 (synth_mult): Optimize multiplications by constants of the form
20630 -(2^^m-1) for some constant positive integer m.
20632 2009-05-03 Richard Guenther <rguenther@suse.de>
20635 * c-typeck.c (array_to_pointer_conversion): Do not built
20636 ADDR_EXPRs of arrays of pointer-to-element type.
20637 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20638 up wrong ADDR_EXPRs after-the-fact.
20639 * c-common.c (strict_aliasing_warning): Strip pointer
20640 conversions for obtaining the original type.
20641 * builtins.c (fold_builtin_memset): Handle array types.
20642 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20645 2009-05-03 Richard Guenther <rguenther@suse.de>
20647 PR middle-end/23329
20648 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20649 Do not lose casts from array types with unknown extent to array
20650 types with known extent.
20651 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20652 alias set compatibility.
20654 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20656 * flags.h (extra_warnings): Delete.
20657 * toplev.c (process_options): Handle Wuninitialized here.
20658 * opts.c (extra_warnings): Delete.
20659 (set_Wextra): Delete.
20660 (common_handle_option): -Wextra can be handled automatically.
20661 * c-opts.c (c_common_handle_option): Delete obsolete code.
20662 (c_common_post_options): Simplify comment.
20663 * common.opt (W): Add Var.
20665 (Wuninitialized): Initialize to -1.
20667 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20668 Richard Guenther <rguenther@suse.de>
20670 * expr.c (get_def_for_expr): New function.
20671 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20672 SSA rather than trees.
20673 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20674 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20676 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20678 * c-common.c (reswords): Add _Imaginary.
20679 * c-common.c (enum rid): Add RID_IMAGINARY.
20681 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20683 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20684 Patch by Richard Guenther.
20686 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20688 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20689 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20690 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20691 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20692 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20693 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20694 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20695 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20696 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20697 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20698 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20699 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20700 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20701 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20702 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20703 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20704 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20705 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20707 2009-05-02 Richard Guenther <rguenther@suse.de>
20709 PR tree-optimization/39940
20710 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20713 2009-05-02 Richard Guenther <rguenther@suse.de>
20715 PR middle-end/40001
20716 * tree-ssa.c (execute_update_addresses_taken): Properly check
20717 if we can mark a variable DECL_GIMPLE_REG_P.
20718 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20719 back to the end of the function.
20720 (is_gimple_reg_type): Remove complex type special casing.
20721 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20724 2009-05-02 Ben Elliston <bje@au.ibm.com>
20726 * doc/collect2.texi (Collect2): Document search path behaviour
20727 when configured with --with-ld.
20729 2009-05-02 Jan Hubicka <jh@suse.cz>
20731 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20732 parameter; update callers.
20733 (coalesce_cost_edge): EH edges are costier because they needs
20734 splitting even if not critical and even more costier when there are
20735 multiple EH predecestors.
20737 2009-05-02 Jan Hubicka <jh@suse.cz>
20739 * except.c (remove_eh_handler_and_replace): Handle updating after
20740 removing TRY blocks.
20742 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20744 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20746 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20748 * varasm.c: Do not include c-pragma.h.
20749 * attribs.c: Do not incude c-common.h.
20751 2009-05-01 Michael Matz <matz@suse.de>
20753 * calls.c (initialize_argument_information): Handle SSA names like
20754 decls with a non MEM_P DECL_RTL.
20756 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20758 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20759 * ipa-utils.c: Likewise.
20760 * ipa-type-escape.c: Likewise.
20761 * cgraphunit.c Do not include c-common.h.
20762 * ipa-pure-const.c: Likewise.
20763 * tree-if-conv.c: Likewise.
20764 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20765 * ipa-struct-reorg.c: Likewise.
20766 * tree-nomudflap.c: Likewise.
20767 * tree-ssa-structalias.c: Likewise.
20769 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20771 * store-motion.c: Many cleanups to make this pass a first-class
20772 citizen instead of an appendix to gcse load motion. Add TODO list
20773 to make this pass faster/cleaner/better.
20775 (struct ls_expr): Post gcse.c-split cleanups.
20776 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20777 "stores" field to "avail_stores".
20778 (pre_ldst_mems): Rename to store_motion_mems.
20779 (pre_ldst_table): Rename to store_motion_mems_table.
20780 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20781 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20782 (ldst_entry): Rename to st_expr_entry, update users.
20783 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20784 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20785 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20787 (first_ls_expr): Rename to first_st_expr, update users.
20788 (next_ls_expr): Rename to next_st_expr, update users.
20789 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20790 fields properly for store motion instead of names inherited from load
20792 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20793 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20796 (ae_kill): Rename to st_kill, update users.
20797 (ae_gen): Rename to st_avloc, update users.
20798 (transp): Rename to st_transp, update users.
20799 (pre_insert_map): Rename to st_insert_map, update users.
20800 (pre_delete_map): Rename to st_delete_map, update users.
20801 (insert_store, build_store_vectors, free_store_memory,
20802 one_store_motion_pass): Update for abovementioned changes.
20804 (gcse_subst_count, gcse_create_count): Remove.
20805 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20806 and "n_stores_created", local variables.
20808 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20811 (regvec, compute_store_table_current_insn): Remove.
20812 (reg_set_info, reg_clear_last_set): Remove.
20813 (compute_store_table): Use DF caches instead of local dataflow
20816 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20818 * c-objc-common.c (c_tree_printer): Print identifiers with
20819 pp_identifier, not pp_string. Mark "({anonymous})" for
20821 * c-pretty-print.c (pp_c_ws_string): New.
20822 (pp_c_cv_qualifier, pp_c_type_specifier,
20823 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20824 pp_c_storage_class_specifier, pp_c_function_specifier,
20825 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20826 pp_c_primary_expression, pp_c_postfix_expression,
20827 pp_c_unary_expression, pp_c_shift_expression,
20828 pp_c_relational_expression, pp_c_equality_expression,
20829 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20830 use pp_string and pp_c_ws_string in place of pp_identifier and
20831 pp_c_identifier for non-identifiers. Mark English strings for
20833 * c-pretty-print.h (pp_c_ws_string): Declare.
20835 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20836 Roland McGrath <roland@redhat.com>
20838 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20839 (ENABLE_LD_BUILDID): New configuration option.
20840 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20841 (LINK_BUILDID_SPEC): New macro.
20842 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20844 * doc/install.texi: Document --enable-linker-build-id option.
20845 * configure: Rebuild.
20846 * config.in: Rebuild.
20848 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20850 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20851 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20852 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20853 MIPS_GP_SAVE_AREA_SIZE.
20854 * config/mips/mips.c (struct mips_frame_info): Update comment
20855 before arg_pointer_offset and hard_frame_pointer_offset.
20856 (mips_compute_frame_info): Update diagram before function: to
20857 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20858 indicate the position of frame_pointer_rtx with -fstack-protector and
20859 to show args_size. Don't allocate cprestore area for leaf functions
20860 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20862 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20864 2009-04-30 Michael Matz <matz@suse.de>
20866 PR tree-optimization/39955
20867 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20869 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20871 * ira.c (setup_cover_and_important_classes): Use safe macro
20872 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20874 * genpreds.c (write_tm_preds_h): Output suitable definition of
20875 REG_CLASS_FOR_CONSTRAINT.
20877 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20879 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20881 * bitmap.c (bitmap_descriptor): Likewise.
20882 * ggc-common.c (loc_descriptor): Likewise.
20883 * varray.c (varray_descriptor): Likewise.
20884 * vec.c (vec_descriptor): Likewise.
20886 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20888 * Makefile.in (dce.o): Add $(EXCEPT_H).
20889 * dce.c: Include except.h and delete redundant vector definitions.
20890 (deletable_insn_p): Return false for non-call insns that can throw
20893 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20895 * gcse.c (ae_gen): Remove.
20896 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20897 and make non-static function to make it available in store-motion.c.
20898 Update call sites with search-and-replace.
20899 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20900 extract_mentioned_regs, extract_mentioned_regs_helper,
20901 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20902 store_killed_in_insn, store_killed_after, store_killed_before,
20903 build_store_vectors, insert_insn_start_basic_block, insert-store,
20904 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20905 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20906 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20907 * store-motion.c: ...new file. Also copy data structures from gcse.c
20908 and clean up to remove parts not used by store motion.
20909 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20910 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20912 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20915 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20916 when optimizing for size.
20918 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20920 * gcse.c (gcse_constant_p): Fix typo in last change.
20922 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20924 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20926 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20928 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20930 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20932 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20933 CONST_HIGH_PART result.
20935 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20937 * config/avr/avr.c (initial_elimination_offset): Rename to
20938 avr_initial_elimination_offset.
20939 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20940 change return type to bool.
20941 (avr_can_eliminate): New function.
20942 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20943 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20944 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20945 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20946 avr_initial_elimination_offset.
20947 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20948 (avr_initial_elimination_offset): Define.
20950 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20951 Steven Bosscher <steven@gcc.gnu.org>
20953 PR rtl-optimization/39938
20954 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20955 * cfgrtl.c: Include insn-attr.h.
20956 (rest_of_pass_free_cfg): New function.
20957 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20958 * resource.c (init_resource_info): Remove call to df_analyze.
20960 2009-04-29 Richard Guenther <rguenther@suse.de>
20963 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20964 allow conversion to signed integers.
20966 2009-04-29 Richard Guenther <rguenther@suse.de>
20968 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20969 shifts of floating point vectors if the shift amount is
20970 a constant multiple of the element size.
20972 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20973 Michael Matz <matz@suse.de>
20975 PR middle-end/39927
20977 * tree-outof-ssa.c (emit_partition_copy): New function.
20978 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20979 insert_part_to_rtx_on_edge): Perform the partition base var
20980 copy using emit_partition_copy.
20981 (insert_value_copy_on_edge): Convert constants to the right mode.
20982 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20983 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20985 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20987 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20988 scan backwards to try to find a constant to initialize it.
20990 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20991 insn before the loop_end instruction, don't look past labels.
20993 2009-04-29 Richard Guenther <rguenther@suse.de>
20995 PR middle-end/39937
20996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20997 loose type conversions.
20998 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20999 stmts only if there are no uses of its definition.
21001 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21003 * config/bfin/bfin.h (splitting_loops): Declare.
21004 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21005 Reorder bit definitions to be ascending.
21006 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21007 * config/bfin/bfin.c (splitting_loops): New variable.
21008 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21009 (struct loop_info): Remove members INIT and LOOP_INIT.
21010 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21011 the LSETUP sequence. Allow LC to be loaded from any register, but
21012 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21013 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21015 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21016 of reload_completed.
21019 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21021 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21023 * Makefile.in (PLUGIN_VERSION_H): New.
21024 (OBJS-common): Remove plugin-version.o.
21025 (plugin.o): Depend on (PLUGIN_VERSION_H).
21026 (plugin-version.o): Remove.
21027 * configure: Regenerate
21028 * configure.ac: Create plugin-version.h.
21029 * gcc-plugin.h (plugin_gcc_version): Remove.
21030 (plugin_default_version_check): Change signature.
21031 * plugin-version.c: Remove.
21032 * plugin.c: Include plugin-version.h.
21033 (str_plugin_gcc_version_name): Remove.
21034 (try_init_one_plugin): Pass gcc version to plugin_init.
21035 (plugin_default_version_check): Both gcc and plugin versions are now
21038 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21040 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21041 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21042 Remove special case testing for last insn of inner loops. Don't fail
21043 if the loop ends with a jump, emit an extra nop instead.
21045 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21046 DREGS rather than comparing directly. Remove code that tries to
21047 account for latencies.
21049 2009-04-29 Richard Guenther <rguenther@suse.de>
21051 PR tree-optimization/39941
21052 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21053 eliminating an indirect call.
21055 2009-04-29 Richard Guenther <rguenther@suse.de>
21057 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21058 parameter. Allow invariants as base if !require_lvalue.
21059 (verify_gimple_assign_single): Adjust.
21061 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21063 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21064 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21065 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21066 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21067 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21069 * config/bfin/bfin.c (bfin_expand_builtin,
21070 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21072 2009-04-28 Richard Guenther <rguenther@suse.de>
21074 * tree-vect-loop.c (get_initial_def_for_induction): Use
21075 correct types for pointer increment.
21077 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21079 * toplev.c (print_version): Update GMP version string calculation.
21081 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21083 PR rtl-optimization/39938
21084 * resource.c (init_resource_info): Add call to df_analyze.
21086 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21088 * config/alpha/alpha.md (usegp): Cast the result of
21089 alpha_find_lo_sum_using_gp to enum attr_usegp.
21090 * config/alpha/alpha.c (override_options): Remove end-of-structure
21091 marker element from cpu_table. Use array size of cpu_table to handle
21092 -mcpu and -mtune options.
21093 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21095 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21097 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21098 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21099 tune_32 and tune_64.
21100 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21101 support on PowerPC.
21102 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21103 * config/rs6000/option-defaults.h: ... here. New file.
21104 (OPT_64, OPT_32): Define.
21105 (MASK_64BIT): Define to 0 if not already defined.
21106 (OPT_ARCH64, OPT_ARCH32): Define.
21107 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21110 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21112 * config/arm/arm.c (arm_override_options): Emit error on using
21115 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21117 PR rtl-optimization/39914
21118 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21119 registers for allocnos created from user-defined variables only
21120 when not optimizing.
21122 2009-04-28 Richard Guenther <rguenther@suse.de>
21124 PR middle-end/39937
21125 * fold-const.c (fold_binary): Use distribute_real_division only
21128 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21130 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21131 add hpux-stdint.h to tm_file.
21132 (hppa[12]*-*-hpux11*): Ditto.
21133 (ia64*-*-hpux*): Ditto.
21134 * config/hpux-stdint.h: New.
21135 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21136 __STDC_EXT__ for all compiles.
21137 * config/pa/pa-hpux.h: Ditto.
21138 * config/pa/pa-hpux10.h: Ditto.
21139 * config/pa/pa-hpux11.h: Ditto.
21141 2009-04-28 Catherine Moore <clm@codesourcery.com>
21143 * debug.h (set_name): Add comment.
21145 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21148 * config/darwin.c (machopic_gen_offset): Check
21149 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21150 * config/arm/arm.c (require_pic_register): Likewise.
21152 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21154 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21155 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21156 m32c_promote_prototypes): Delete.
21158 2009-04-28 Michael Matz <matz@suse.de>
21160 PR middle-end/39922
21161 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21164 2009-04-28 Richard Guenther <rguenther@suse.de>
21166 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21168 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21170 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21171 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21172 * config/arm/arm-tune.md: Regenerate.
21174 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21176 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21177 block if there are complex incoming edges.
21178 (sel_merge_blocks): Remove useless assert.
21179 (sel_redirect_edge_and_branch): Check that edge was redirected.
21180 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21181 (sel_find_rgns): Delete declaration.
21182 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21183 the region when it is not a preheader.
21185 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21188 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21190 2009-04-28 Richard Guenther <rguenther@suse.de>
21192 * tree.h (SSA_NAME_VALUE): Remove.
21193 (struct tree_ssa_name): Remove value_handle member.
21194 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21195 array for jump threading.
21196 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21198 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21199 * tree-flow.h (threadedge_initialize_values): Declare.
21200 (threadedge_finalize_values): Likewise.
21201 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21202 (SSA_NAME_VALUE): Define.
21203 (threadedge_initialize_values): New function.
21204 (threadedge_finalize_values): Likewise.
21205 * tree-ssa-dom.c (ssa_name_values): New global variable.
21206 (SSA_NAME_VALUE): Define.
21207 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21209 2009-04-28 Ira Rosen <irar@il.ibm.com>
21211 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21212 Use REPORT_VECTORIZED_LOCATIONS instead
21213 REPORT_VECTORIZED_LOOPS.
21214 * tree-vectorizer.c (vect_verbosity_level): Make static.
21215 (vect_loop_location): Rename to vect_location.
21216 (vect_set_verbosity_level): Update comment.
21217 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21219 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21220 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21221 instead REPORT_UNVECTORIZED_LOOPS.
21222 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21223 and vect_loop_def to vect_external_def and vect_internal_def.
21224 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21225 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21226 REPORT_UNVECTORIZED_LOCATIONS.
21227 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21228 and vect_used_in_loop and to vect_unused_in_scope and
21229 vect_used_in_scope.
21230 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21231 (vect_verbosity_level): Remove declaration.
21232 (vect_analyze_operations): Likewise.
21233 (vect_analyze_stmt): Declare.
21234 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21235 REPORT_UNVECTORIZED_LOCATIONS.
21236 (vect_get_loop_niters): Fix indentation.
21237 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21238 (vect_analyze_loop_operations): New function.
21239 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21240 vect_analyze_operations.
21241 (vect_is_simple_reduction): Use new names.
21242 (vectorizable_live_operation, vect_transform_loop): Likewise.
21243 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21244 to specify whether the data references can be a part of interleaving
21246 (vect_analyze_data_ref_dependence): Use new names.
21247 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21248 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21249 * tree-vect-patterns.c (widened_name_p): Use new names.
21250 (vect_recog_dot_prod_pattern): Likewise.
21251 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21252 (process_use, vect_mark_stmts_to_be_vectorized,
21253 vect_model_simple_cost, vect_model_store_cost,
21254 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21255 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21256 vectorizable_operation, vectorizable_type_demotion,
21257 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21258 vectorizable_condition): Likewise.
21259 (vect_analyze_operations): Split into vect_analyze_loop_operations
21261 (vect_analyze_stmt): ... new function.
21262 (new_stmt_vec_info): Use new names.
21263 (vect_is_simple_use): Use new names and fix comment.
21264 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21265 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21267 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21270 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21271 and integer modes for x87 operands. Do not ICE for unsupported size,
21272 generate error instead. Generate error for unsupported operand types.
21273 ['z']: Do not handle HImode memory operands specially. Warning
21274 for floating-point operands. Fallthru to 'Z' for unsupported operand
21275 types. Do not ICE for unsupported size, generate error instead.
21276 (output_387_binary_op): Use %Z to output operands.
21277 (output_fp_compare): Ditto.
21278 (output_387_reg_move): Ditto.
21280 2009-04-28 Ben Elliston <bje@au.ibm.com>
21285 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21287 * builtins.c (c_strlen): Do not warn here.
21288 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21289 * c-common.c (pointer_int_sum): Take an explicit location.
21290 Warn about offsets out of bounds.
21291 * c-common.h (pointer_int_sum): Adjust declaration.
21293 2009-04-27 Ian Lance Taylor <iant@google.com>
21295 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21297 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21298 * df-core.c (df_set_flags): Change return type to int. Change
21299 type of old_flags to int.
21300 (df_clear_flags): Likewise.
21301 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21302 (df_get_conditional_uses): Likewise.
21303 * df.h (df_set_flags, df_clear_flags): Update declarations.
21304 * dwarf2out.c (struct indirect_string_node): Change type of form
21305 field to enum dwarf_form.
21306 (AT_string_form): Change return type to enum dwarf_form.
21307 * fixed-value.c (fixed_compare): Add cast to enum type.
21308 * fwprop.c (update_df): Change 0 to VOIDmode.
21309 * gensupport.c: Change 0 to UNKNOWN.
21310 * gimple.h (gimple_cond_code): Add cast to enum type.
21311 * haifa-sched.c (reemit_notes): Add cast to enum type.
21312 * hooks.c (hook_int_void_no_regs): Remove function.
21313 * hooks.h (hook_int_void_no_regs): Remove declaration.
21314 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21315 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21316 * real.c (real_arithmetic): Add cast to enum type.
21317 (real_compare): Likewise.
21318 * target.h (struct gcc_target): Change return type of
21319 branch_target_register_class to enum reg_class.
21320 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21321 default_branch_target_register_class.
21322 * targhooks.c (default_branch_target_register_class): New function.
21323 * targhooks.h (default_branch_target_register_class): Declare.
21324 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21325 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21327 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21329 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21330 vect_uninitialized_def. Change 0 to ERROR_MARK.
21331 * tree-vect-stmts.c (supportable_widening_operation): Don't
21332 initialize icode1 and icode2.
21333 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21334 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21336 (cmn_err_flag_specs): Change 0 to STD_C89.
21337 (cmn_err_char_table): Likewise.
21338 * config/arm/arm.c (get_arm_condition_code): Change type of code
21339 to enum arm_cond_code.
21340 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21341 (IWMMXT_BUILTIN2): Likewise.
21342 (neon_builtin_type_bits): Don't define typedef.
21343 (neon_builtin_datum): Change type of bits field to int.
21344 (arm_expand_neon_args): Add cast to enum type.
21345 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21347 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21348 casts to enum type.
21349 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21351 * config/mips/mips.md (jal_macro): Return enum constant.
21352 (single_insn): Likewise.
21353 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21355 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21356 casts to enum type.
21357 * config/s390/s390.c (s390_tune_flags): Change type to int.
21358 (s390_arch_flags): Likewise.
21359 (s390_handle_arch_option): Change flags field of struct pta to int.
21360 * config/s390/s390.h (s390_tune_flags): Update declaration.
21361 (s390_arch_flags): Likewise.
21362 * config/sh/sh.c (prepare_move_operands): Compare
21363 tls_symbolic_operand result with enum constant.
21364 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21365 (sh_expand_prologue): Add cast to enum type.
21366 (sh_expand_epilogue): Likewise.
21367 (tls_symbolic_operand): Change return type to enum tls_model.
21368 (fpscr_set_from_mem): Add cast to enum type.
21369 (legitimize_pic_address): Compare tls_symbolic_operand result with
21371 (sh_target_reg_class): Change return type to enum reg_class.
21372 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21374 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21375 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21376 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21377 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21378 (delayed_branch, tls_call_delay): Likewise.
21379 (eligible_for_sibcall_delay): Likewise.
21380 (eligible_for_return_delay): Likewise.
21381 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21382 (spu_expand_builtin_1): Likewise.
21384 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21385 for all types of conversions.
21386 (output_init_element): Issue -Wc++-compat warning if needed when
21387 initializing a bitfield with enum type.
21388 * c-parser.c (c_parser_expression): Set original_type to
21389 original_type of right hand operand of comma operator.
21391 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21393 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21395 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21396 * doc/cpp.texi (Standard Predefined Macros)
21397 (Implementation-defined behavior): Likewise.
21398 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21399 * doc/gimple.texi (GIMPLE Exception Handling)
21400 (@code{GIMPLE_ASSIGN}): Likewise.
21401 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21402 * doc/invoke.texi (Warning Options, Optimize Options)
21403 (AVR Options, Darwin Options): Likewise.
21404 (Optimize Options): Reformulate -fwhole-program description.
21405 * doc/loop.texi (Lambda): Likewise.
21406 * doc/md.texi (Output Template, Define Constraints)
21407 (Standard Names, Insn Splitting): Likewise.
21408 * doc/options.texi (Option properties): Likewise.
21409 * doc/passes.texi (Tree-SSA passes): Likewise.
21410 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21411 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21412 (File Names and DBX): Likewise.
21413 * doc/trouble.texi (Incompatibilities): Likewise.
21415 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21417 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21418 instruction is correct.
21420 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21422 Allow non-constant arguments to conversion intrinsics.
21423 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21424 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21425 * spu.c (print_operand): Handle 'v' and 'w'.
21426 (exp2_immediate_p, spu_gen_exp2): Define.
21427 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21428 spu_convtf_1): Update parameter descriptions.
21429 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21430 * constraints.md ('v', 'w'): New.
21431 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21433 (i2f, I2F): New define_mode_attr.
21434 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21435 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21436 fixuns_truncv4sfv4si2): Update to use mode attribute.
21437 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21438 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21439 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21440 patterns for combine.
21442 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21444 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21445 (cprop, hoist, pre, store_motion): New debug counters.
21446 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21447 is not an RTL pass anymore.
21448 (pass_profiling): Remove extern decl for pass removed in 2005.
21449 (pass_gcse, pass_jump_bypass): Remove.
21450 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21451 to 0 for clean state.
21452 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21453 * cse.c (gate_handle_cse_after_global_opts,
21454 rest_of_handle_cse_after_global_opts): New functions.
21455 (pass_cse_after_global_opts): New pass, does local CSE.
21456 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21457 (TV_CPROP): New timevar.
21458 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21459 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21460 (gcse_main, recompute_all_luids): Remove.
21461 (compute_hash_table_work): Call max_reg_num instead of reading
21463 (cprop_jump): Don't set run_jump_opt_after_gcse.
21464 (constprop_register): Always allow to alter jumps.
21465 (cprop_insn): Likewise.
21466 (do_local_cprop): Likewise.
21467 (local_cprop_pass): Likewise. Return non-zero if something changed.
21468 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21469 (find_implicit_sets): Add note about missed optimization opportunity.
21470 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21471 pass_rtl_cprop execute function.
21472 Don't bother tracking the pass number, each pass gets its own dumpfile
21474 Always allow to alter jumpsand bypass jumps.
21475 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21476 will just find no suitable set.
21477 (pre_edge_insert): Fix dumping, this function is for PRE only.
21478 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21479 pass_rtl_pre execute function.
21480 (hoist_code): Return non-zero if something changed. Keep track of
21481 substitutions and insertions for statistics gathering similar to PRE.
21482 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21483 called from the pass_rtl_hoist execute function. Show pass statistics.
21484 (compute_store_table): Use max_reg_num directly instead of using the
21485 formerly global max_gcse_regno.
21486 (build_store_vectors): Likewise.
21487 (replace_store_insn): Fix dumping.
21488 (store_motion): Rename to ...
21489 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21490 pass, called from the pass_rtl_store_motion execute function. Keep
21491 track of substitutions and insertions for statistics gathering similar
21493 (bypass_jumps): Remove, fold interesting bits into ...
21494 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21495 from the pass_rtl_cprop execute function.
21496 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21497 pass_jump_bypass): Remove.
21498 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21499 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21500 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21501 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21502 (gate_rtl_store_motion, execute_rtl_store_motion,
21503 pass_rtl_store_motion): New.
21504 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21505 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21506 * passes.c (init_optimization_passes): Remove pass_gcse and
21507 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21508 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21509 instead of pass_jump_bypass.
21511 2009-04-27 Richard Guenther <rguenther@suse.de>
21513 PR middle-end/39928
21514 * gimplify.c (gimplify_expr): If we are required to create
21515 a temporary make sure it ends up as register.
21517 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21520 * config/i386/i386.c (construct_container): Don't call
21521 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21522 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21524 2009-04-27 Michael Matz <matz@suse.de>
21526 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21527 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21528 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21529 (dump_replaceable_exprs): Take a bitmap.
21530 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21532 (expand_gimple_basic_block): Likewise.
21533 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21534 replaceable_expressions member a bitmap.
21535 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21536 (mark_replaceable): Likewise.
21537 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21538 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21540 2009-04-27 Richard Guenther <rguenther@suse.de>
21542 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21543 (verify_stmts): Dispatch to gimple/type verification code.
21544 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21545 issue with call argument types.
21547 2009-04-27 Michael Matz <matz@suse.de>
21549 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21550 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21553 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21554 Eric Botcazou <ebotcazou@adacore.com>
21556 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21557 a label's basic block.
21558 (mark_target_live_regs): Tidy and rework obsolete comments.
21559 Change back DF problem to LIVE. If a label starts a basic block,
21560 assume that all registers that used to be live then still are.
21561 (init_resource_info): If a label starts a basic block, set its
21562 BLOCK_FOR_INSN accordingly.
21563 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21565 2009-04-27 Richard Guenther <rguenther@suse.de>
21567 * tree-flow-inline.h (function_ann): Remove.
21568 (get_function_ann): Likewise.
21569 * tree-dfa.c (create_function_ann): Remove.
21570 * tree-flow.h (struct static_var_ann_d): Remove.
21571 (struct function_ann_d): Likewise.
21572 (union tree_ann_d): Remove fdecl member.
21573 (function_ann_t): Remove.
21574 (function_ann, get_function_ann, create_function_ann): Remove
21577 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21579 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21581 2009-04-27 Jan Hubicka <jh@suse.cz>
21583 * ipa-pure-const.c (struct funct_state_d): New fields
21584 state_previously_known, looping_previously_known; remove
21585 state_set_in_source.
21586 (analyze_function): Use new fields.
21587 (propagate): Avoid assumption that state_set_in_source imply
21590 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21591 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21592 * cfgloop.h (finite_loop_p): Declare.
21594 2009-04-26 Michael Matz <matz@suse.de>
21596 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21598 2009-04-26 Michael Matz <matz@suse.de>
21600 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21601 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21602 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21603 pass_mark_used_blocks): Remove.
21604 * tree-optimize.c (pass_free_datastructures,
21605 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21606 * passes.c (init_optimization_passes): Don't call
21607 pass_mark_used_blocks, remove dead code.
21609 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21611 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21612 * tree-ssa-live.h (register_ssa_partition): Likewise.
21614 2009-04-26 Michael Matz <matz@suse.de>
21617 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21618 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21619 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21621 (compare_pairs): Swap cost comparison.
21622 (coalesce_ssa_name): Don't use change_partition_var.
21623 * tree-nrv.c (struct nrv_data): Add modified member.
21624 (finalize_nrv_r): Set it.
21625 (tree_nrv): Use it to update statements.
21626 (pass_nrv): Require PROP_ssa.
21627 * tree-mudflap.c (mf_decl_cache_locals,
21628 mf_build_check_statement_for): Use make_rename_temp.
21629 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21630 * alias.c (find_base_decl): Handle SSA names.
21631 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21632 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21633 * rtl.h (set_reg_attrs_for_parm): Declare.
21634 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21635 to "optimized", remove unused locals at finish.
21636 (execute_free_datastructures): Make global, call
21637 delete_tree_cfg_annotations.
21638 (execute_free_cfg_annotations): Don't call
21639 delete_tree_cfg_annotations.
21641 * ssaexpand.h: New file.
21642 * expr.c (toplevel): Include ssaexpand.h.
21643 (expand_assignment): Handle SSA names the same as register variables.
21644 (expand_expr_real_1): Expand SSA names.
21645 * cfgexpand.c (toplevel): Include ssaexpand.h.
21646 (SA): New global variable.
21647 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21648 (SSAVAR): New macro.
21649 (set_rtl): New helper function.
21650 (add_stack_var): Deal with SSA names, use set_rtl.
21651 (expand_one_stack_var_at): Likewise.
21652 (expand_one_stack_var): Deal with SSA names.
21653 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21654 before unique numbers.
21655 (expand_stack_vars): Use set_rtl.
21656 (expand_one_var): Accept SSA names, add asserts for them, feed them
21657 to above subroutines.
21658 (expand_used_vars): Expand all partitions (without default defs),
21659 then only the local decls (ignoring those expanded already).
21660 (expand_gimple_cond): Remove edges when jumpif() expands an
21661 unconditional jump.
21662 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21663 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21665 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21666 members of SA; deal with PARM_DECL partitions here; expand
21667 all PHI nodes, free tree datastructures and SA. Commit instructions
21668 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21669 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21670 info and statements at start, collect garbage at finish.
21671 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21672 (VAR_ANN_PARTITION) Remove.
21673 (change_partition_var): Don't declare.
21674 (partition_to_var): Always return SSA names.
21675 (var_to_partition): Only accept SSA names.
21676 (register_ssa_partition): Only check argument.
21677 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21679 (delete_var_map): Don't free it.
21680 (var_union): Only accept SSA names, simplify.
21681 (partition_view_init): Mark only useful SSA names as used.
21682 (partition_view_fini): Only deal with SSA names.
21683 (change_partition_var): Remove.
21684 (dump_var_map): Use ssa_name instead of partition_to_var member.
21685 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21687 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21688 (struct _elim_graph): New member const_dests; nodes member vector of
21690 (set_location_for_edge): New static helper.
21691 (create_temp): Remove.
21692 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21693 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21694 (new_elim_graph): Allocate const_dests member.
21695 (clean_elim_graph): Truncate const_dests member.
21696 (delete_elim_graph): Free const_dests member.
21697 (elim_graph_size): Adapt to new type of nodes member.
21698 (elim_graph_add_node): Likewise.
21699 (eliminate_name): Likewise.
21700 (eliminate_build): Don't take basic block argument, deal only with
21701 partition numbers, not variables.
21702 (get_temp_reg): New static helper.
21703 (elim_create): Use it, deal with RTL temporaries instead of trees.
21704 (eliminate_phi): Adjust all calls to new signature.
21705 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21706 (rewrite_trees): Only do checking.
21707 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21708 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21709 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21710 contains_tree_r, MAX_STMTS_IN_LATCH,
21711 process_single_block_loop_latch, analyze_edges_for_bb,
21712 perform_edge_inserts): Remove.
21713 (expand_phi_nodes): New global function.
21714 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21715 functions, initialize new parameter, remember partitions having a
21717 (finish_out_of_ssa): New global function.
21718 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21719 don't reset in_ssa_p here, don't disable TER when mudflap.
21720 (pass_del_ssa): Remove.
21721 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21723 (execute_free_datastructures): Declare.
21724 * Makefile.in (SSAEXPAND_H): New variable.
21725 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21726 * basic-block.h (commit_one_edge_insertion): Declare.
21727 * passes.c (init_optimization_passes): Move pass_nrv and
21728 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21729 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21730 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21731 (redirect_branch_edge): Deal with super block when expanding, split
21732 out jump patching itself into ...
21733 (patch_jump_insn): ... here, new static helper.
21735 2009-04-26 Michael Matz <matz@suse.de>
21737 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21738 beyond num_ssa_names.
21739 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21740 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21742 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21744 PR inline-asm/39543
21745 * fwprop.c (forward_propagate_asm): New function.
21746 (forward_propagate_and_simplify): Propagate also into __asm, if it
21747 doesn't increase the number of referenced registers.
21750 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21752 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21754 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21755 note_nonlocal_vla_type for nonlocal VLAs.
21756 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21757 contains_remapped_vars, remap_vla_decls): New functions.
21758 (convert_nonlocal_reference_stmt): If not optimizing, call
21759 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21760 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21761 if it wasn't found in var_map.
21762 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21763 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21764 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21766 * gimplify.c (nonlocal_vlas): New variable.
21767 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21769 (gimplify_body): Create and destroy nonlocal_vlas.
21771 * dwarf2out.c (loc_descr_plus_const): New function.
21772 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21773 mem_loc_descriptor, loc_descriptor_from_tree_1,
21774 descr_info_loc, gen_variable_die): Use it.
21776 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21777 !TREE_STATIC VAR_DECLs.
21778 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21779 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21780 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21781 DECL_BY_REFERENCE is valid.
21782 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21783 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21784 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21785 Copy DECL_BY_REFERENCE.
21786 (struct nesting_copy_body_data): New type.
21787 (nesting_copy_decl): New function.
21788 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21789 if they have variable length.
21791 2009-04-26 Michael Matz <matz@suse.de>
21793 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21794 mark new temporaries for renaming.
21796 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21799 * c-decl.c (global_bindings_p): Return negative value.
21800 (c_variable_size): New. Based on variable_size from
21802 (grokdeclarator): Call c_variable_size not variable_size.
21804 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21806 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21808 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21810 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21811 Redefine it to just use mingw/include.
21812 (ASM_SPEC): Rules for -m32 and -m64.
21813 (LINK_SPEC): Use Likewise.
21814 (SPEC_32): New define.
21815 (SPEC_64): Likewise.
21816 (SUB_LINK_SPEC): Likewise.
21817 (MULTILIB_DEFAULTS): New define.
21818 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21819 Add multilib options.
21820 (MULTILIB_DIRNAMES): Likewise.
21821 (MULTILIB_OSDIRNAMES): Likewise.
21822 (LIBGCC): Likewise.
21823 (INSTALL_LIBGCC): Likewise.
21825 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21828 * c-tree.h (enum c_inline_static_type): New.
21829 (record_inline_static): Declare.
21830 * c-decl.c (struct c_inline_static, c_inline_statics,
21831 record_inline_static, check_inline_statics): New.
21832 (pop_file_scope): Call check_inline_statics.
21833 (start_decl): Call record_inline_static instead of pedwarning
21834 directly for static in inline function.
21835 * c-typeck.c (build_external_ref): Call record_inline_static
21836 instead of pedwarning directly for static referenced in inline
21839 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21841 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21842 not new but only being rescanned.
21843 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21844 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21845 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21846 record_set_info, compute_set, grealloc): Remove.
21847 (recompute_all_luids): New function.
21848 (gcse_main): Don't compute sets, and don't do related memory
21849 allocations/free-ing. If something changed before the end of the
21850 pass, update LUIDs using recompute_all_luids.
21851 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21852 (free_gcse_mem): Don't free it either.
21853 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21854 Use the df insn LUIDs.
21855 (load_killed_in_block): Likewise.
21856 (compute_hash_table_work): Don't compute reg_set_in_block.
21857 (compute_transp): Use DF_REG_DEF_CHAINs.
21858 (local_cprop_pass): Don't use compute_sets and related functions.
21859 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21860 Use get_max_uid() instead of max_cuid.
21861 (insert_insn_end_basic_block, pre_insert_copy_insn,
21862 update_ld_motion_stores): Don't try to
21863 keep reg_set tables up to date.
21864 (pre_insert_copies): Use df insn LUIDs.
21865 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21866 (reg_set_info): Don't use extra bitmap argument.
21867 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21868 information to compute regs_set_in_block.
21869 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21870 (bypass_jumps): Don't use compute_sets and friends.
21872 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21875 * opts.c (undocumented_msg): Do not leave blank even with
21878 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21880 * c-decl.c (build_enumerator): Allow values folding to integer
21881 constants but not integer constant expressions with a pedwarn if
21884 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21887 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21888 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21889 type is an integer constant.
21891 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21894 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21897 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21900 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21901 with variably modified return type and no storage class
21902 specifiers, except for the case of nested functions. Distinguish
21903 extern declarations of functions with variably modified return
21904 types from those of objects with variably modified types.
21906 2009-04-25 Jan Hubicka <jh@suse.cz>
21908 * tree.c (list_equal_p): New function.
21909 * tree.h (list_equal_p): Declare.
21910 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21911 basic_block_def, basic_block, const_basic_block): New.
21912 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21913 (redirect_eh_edge): New function.
21914 (make_eh_edge_update_phi): EH edges are not abnormal.
21915 * except.c: Include tree-flow.h.
21916 (list_match): New function.
21917 (eh_region_replaceable_by_p): New function.
21918 (replace_region): New function.
21919 (hash_type_list): New function.
21920 (hash_eh_region): New function.
21921 (eh_regions_equal_p): New function.
21922 (merge_peers): New function.
21923 (remove_unreachable_regions): Verify EH tree when checking;
21925 (copy_eh_region_1): New function.
21926 (copy_eh_region): New function.
21927 (push_reachable_handler): New function.
21928 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21929 regions without label but with live RESX.
21930 * except.h (redirect_eh_edge_to_label): New.
21931 * tree-flow.h (redirect_eh_edge): New.
21932 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21933 basic_block_def, basic_block, const_basic_block): Remove.
21934 * Makefile.in (except.o): Add dependency on tree-flow.h
21935 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21936 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21939 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21942 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21943 on the destination of memcpy.
21945 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21947 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21948 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21949 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21951 2009-04-25 Jan Hubicka <jh@suse.cz>
21953 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21954 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21955 to be reached by different label than left.
21956 (update_eh_edges): Update comment; remove edge_to_remove if possible
21957 and return true if suceeded.
21958 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21959 (cleanup_eh): Compute sharing map.
21960 * except.c (remove_eh_handler_and_replace): Add argument if we should
21962 (remove_unreachable_regions): Update for label sharing.
21963 (label_to_region_map): Likewise.
21964 (get_next_region_sharing_label): New function.
21965 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21967 (remove_eh_handler): Update.
21968 (remove_eh_region_and_replace_by_outer_of): New function.
21969 * except.h (struct eh_region): Add next_region_sharing_label.
21970 (remove_eh_region_and_replace_by_outer_of,
21971 get_next_region_sharing_label): Declare.
21972 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21974 2009-04-25 Jan Hubicka <jh@suse.cz>
21976 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21977 insert code even if they are not critical.
21979 2009-04-25 Jan Hubicka <jh@suse.cz>
21981 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21982 (gimple_can_remove_branch_p): EH edges won't remove branch by
21984 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21985 updating of non-abnormal EH edges.
21986 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21987 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21988 (split_critical_edges): Split also edges where emitting code on them
21989 will lead to splitting later.
21991 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21992 H.J. Lu <hongjiu.lu@intel.com>
21995 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21996 the configured assembler supports fildq and fistpq mnemonics.
21997 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21998 * configure: Regenerated.
21999 * config.in: Ditto.
22001 * config/i386/i386.c (print_operand): Handle 'Z'.
22002 ['z']: Remove handling of special fild/fist suffixes.
22003 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22004 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22005 suffix of fild insn.
22006 (*floatsi<mode>2_vector_mixed): Ditto.
22007 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22008 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22009 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22010 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22011 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22013 2009-04-25 Ben Elliston <bje@au.ibm.com>
22015 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22016 the source of a set operation.
22018 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22020 * target.h (struct gcc_target): Add case_values_threshold field.
22021 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22022 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22023 * targhooks.c (default_case_values_threshold): New function.
22024 * targhooks.h (default_case_values_threshold): Declare function.
22025 * stmt.c (expand_case): Use case_values_threshold target hook.
22026 * expr.h (case_values_threshold): Remove declartation.
22027 * expr.c (case_values_threshold): Remove function.
22028 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22030 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22031 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22032 (avr_case_values_threshold): Declare as static.
22033 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22035 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22036 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22037 (mn10300_case_values_threshold): New function.
22039 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22041 * ira.c (setup_cover_and_important_classes): Add enum cast.
22043 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22045 * genpreds.c (write_enum_constraint_num): Output definition of
22046 CONSTRAINT_NUM_DEFINED_P macro.
22047 * ira.c (setup_cover_and_important_classes): Use
22048 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22050 2009-04-24 DJ Delorie <dj@redhat.com>
22052 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22053 __SH2A_SINGLE_ONLY__ also.
22055 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22057 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22058 (movdf_internal): Ditto.
22059 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22060 SFmode and DFmode constants.
22061 (ia64_print_operand): Add 'G' format for printing
22062 floating point constants.
22064 2009-04-24 Richard Guenther <rguenther@suse.de>
22066 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22067 from unsigned additions.
22069 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22071 * c-typeck.c (set_init_index): Allow array designators that are
22072 not integer constant expressions with a pedwarn if pedantic.
22074 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22076 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22077 zero if no overlap in nonzero bits between the operands.
22079 2009-04-24 Ian Lance Taylor <iant@google.com>
22081 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22082 (record_dead_and_set_regs): Likewise.
22083 * df.h (struct df_mw_hardreg): Change flags field to int.
22084 (struct df_base_ref): Likewise.
22085 (struct df): Change changeable_flags field to int.
22086 * df-scan.c (df_defs_record): Change clobber_flags to int.
22087 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22088 constants rather than #define macros.
22089 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22090 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22091 (enum dwarf_calling_convention): Likewise.
22092 (enum dwarf_line_number_x_ops): Likewise.
22093 (enum dwarf_call_frame_info): Likewise.
22094 (enum dwarf_source_language): Likewise.
22095 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22096 (add_calling_convention_attribute): Likewise.
22097 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22098 (combine_comparisons): Change compcode to int. Add cast to enum type.
22099 * genrecog.c (maybe_both_true_2): Change c to int.
22100 (write_switch): Likewise. Add cast to enum type.
22101 * gimplify.c (gimplify_omp_for): Handle return values from
22102 gimplify_expr using MIN rather than bitwise or.
22103 (gimplify_expr): Add cast to enum type.
22104 * ipa-prop.c (update_jump_functions_after_inlining): Change
22105 IPA_BOTTOM to IPA_JF_UNKNOWN.
22106 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22107 Add casts to enum type.
22108 (setup_cover_and_important_classes): Change cl to int. Add casts
22110 (setup_class_translate): Change cl and mode to int.
22111 (ira_init_once): Change mode to int.
22112 (free_register_move_costs): Likewise.
22113 (setup_prohibited_mode_move_regs): Add casts to enum type.
22114 * langhooks.c (add_builtin_function_common): Rework assertion that
22115 value fits bitfield.
22116 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22117 * omega.c (omega_do_elimination): Avoid math on enum types.
22118 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22119 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22120 int local to handle integral_argment value.
22121 * regmove.c (try_auto_increment): Change PUT_MODE to
22123 * reload.c (push_secondary_reload): Add casts to enum type.
22124 (secondary_reload_class, find_valid_class): Likewise.
22125 * reload1.c (emit_input_reload_insns): Likewise.
22126 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22127 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22128 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22130 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22131 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22133 (expand_complex_libcall): Add casts to enum type.
22134 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22135 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22136 with ERROR_MARK, not NUM_TREE_CODES.
22137 (vect_create_epilog_for_reduction): Likewise.
22138 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22139 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22140 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22142 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22143 vect_unused_in_loop. Change 0 to loop_vect.
22144 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22145 * var-tracking.c (get_init_value): Change return type to enum
22147 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22148 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22150 (arm_override_options): Add casts to enum type.
22151 (arm_emit_tls_decoration): Likewise.
22152 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22154 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22155 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22156 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22158 * config/s390/s390.c (code_for_builtin_64): Change to array of
22160 (code_for_builtin_31): Likewise.
22161 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22163 * config/sparc/sparc.c (sparc_override_options): Change value
22164 field in struct code_model to enum cmodel. In initializer change
22165 0 to NULL and add cast to enum type.
22167 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22168 Change all callers. Issue a -Wc++-compat warning using
22169 lhs_origtype if necessary.
22170 (convert_for_assignment): Issue -Wc++-compat warnings about
22171 invalid conversions to enum type on assignment.
22172 * c-common.h (build_modify_expr): Update declaration.
22174 2009-04-24 Nick Clifton <nickc@redhat.com>
22176 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22177 (function_arg_advance): Likewise.
22178 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22181 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22183 * config/s390/constraints.md ('I', 'J'): Fix condition.
22185 2009-04-24 Diego Novillo <dnovillo@google.com>
22187 * gengtype-parse.c (parse_error): Add newline after message.
22189 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22191 * config/i386/sse.md (avxmodesuffixs): Removed.
22192 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22193 (*avx_pinsr<ssevecsize>): This.
22195 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22197 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22198 follow chains of regs with a single definition, and allow expressions
22199 that are function_invariant_p.
22200 (simple_rhs_p): Allow expressions that are function_invariant_p.
22202 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22204 PR middle-end/39867
22205 * fold-const.c (fold_cond_expr_with_comparison): When folding
22206 > and >= to MAX, make sure the MAX uses the same type as the
22207 comparison's operands.
22209 2009-04-24 Nick Clifton <nickc@redhat.com>
22211 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22212 addressing for DImode accesses.
22213 (frv_print_operand_address): Handle PLUS case.
22214 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22216 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22218 PR rtl-optimization/39794
22219 * alias.c (canon_true_dependence): Add x_addr argument.
22220 * rtl.h (canon_true_dependence): Adjust prototype.
22221 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22222 * cselib.c (cselib_invalidate_mem): Likewise.
22223 * gcse.c (compute_transp): Likewise.
22224 * dse.c (scan_reads_nospill): Likewise.
22225 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22226 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22227 canon_base_addr of the group, plus optional offset.
22228 (struct group_info): Rename canon_base_mem to
22230 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22231 canon_rtx of base_mem.
22233 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22235 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22236 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22238 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22240 * config/spu/spu-builtins.h: Delete file.
22242 * config/spu/spu.h (enum spu_builtin_type): Move here from
22244 (struct spu_builtin_description): Likewise. Add GTY marker.
22245 Do not use enum spu_function_code or enum insn_code.
22246 (spu_builtins): Add extern declaration.
22248 * config/spu/spu.c: Do not include "spu-builtins.h".
22249 (enum spu_function_code, enum spu_builtin_type_index,
22250 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22251 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22252 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22253 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22254 (spu_builtin_types): Make static. Add GTY marker.
22255 (spu_builtins): Add extern declaration with GTY marker.
22256 Include "gt-spu.h".
22258 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22259 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22260 Check programmatically whether all parameters are scalar.
22262 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22264 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22266 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22267 assignment from the constructor either if the target is volatile.
22269 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22271 * config/arm/arm.md (insv): Do not share operands[0].
22273 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22275 * config/vxlib-tls.c (active_tls_threads): Delete.
22276 (delete_hook_installed): New.
22277 (tls_delete_hook): Don't delete the delete hook.
22278 (tls_destructor): Delete it here.
22279 (__gthread_set_specific): Adjust installing the delete hook.
22280 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22281 __gthread_leave_tsd_dtor_context.
22283 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22285 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22287 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22289 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22291 (alpha_rtx_costs): Ditto.
22292 (emit_unlikely_jump): Use add_reg_note.
22293 (emit_frame_store_1): Ditto.
22294 (alpha_expand_prologue): Ditto.
22295 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22296 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22298 2009-04-23 Nick Clifton <nickc@redhat.com>
22300 * config/v850/v850.md (epilogue): Remove suppressed code.
22301 (return): Rename to return_simple and remove test of frame size.
22302 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22303 to gen_return_simple.
22305 2009-04-22 Jing Yu <jingyu@google.com>
22308 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22310 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22313 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22314 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22315 value is a VECTOR_CST, the element type is the element type of the
22318 2009-04-22 DJ Delorie <dj@redhat.com>
22320 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22322 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22324 * alias.c (find_base_term): Move around LO_SUM case, so that
22325 CONST falls through into PLUS/MINUS handling.
22328 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22329 into 0, use omit_one_operand.
22331 2009-04-23 Ben Elliston <bje@au.ibm.com>
22333 * config/rs6000/linux-unwind.h (get_regs): Remove type
22334 puns. Change the type of `pc' to an array of unsigned ints and
22335 update all users. Constify frame24.
22337 2009-04-22 DJ Delorie <dj@redhat.com>
22339 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22340 declarations before code.
22341 (current_function_special_page_vector): Likewise.
22342 (m32c_expand_insv): Silence a warning.
22344 2009-04-21 Taras Glek <tglek@mozilla.com>
22346 * alias.c: Update GTY annotations to new syntax.
22347 * basic-block.h: Likewise.
22348 * bitmap.h: Likewise.
22349 * c-common.h: Likewise.
22350 * c-decl.c: Likewise.
22351 * c-parser.c: Likewise.
22352 * c-pragma.c: Likewise.
22353 * c-tree.h: Likewise.
22354 * cfgloop.h: Likewise.
22355 * cgraph.h: Likewise.
22356 * config/alpha/alpha.c: Likewise.
22357 * config/arm/arm.h: Likewise.
22358 * config/avr/avr.h: Likewise.
22359 * config/bfin/bfin.c: Likewise.
22360 * config/cris/cris.c: Likewise.
22361 * config/darwin.c: Likewise.
22362 * config/frv/frv.c: Likewise.
22363 * config/i386/i386.c: Likewise.
22364 * config/i386/i386.h: Likewise.
22365 * config/i386/winnt.c: Likewise.
22366 * config/ia64/ia64.h: Likewise.
22367 * config/iq2000/iq2000.c: Likewise.
22368 * config/mips/mips.c: Likewise.
22369 * config/mmix/mmix.h: Likewise.
22370 * config/pa/pa.c: Likewise.
22371 * config/pa/pa.h: Likewise.
22372 * config/rs6000/rs6000.c: Likewise.
22373 * config/s390/s390.c: Likewise.
22374 * config/sparc/sparc.c: Likewise.
22375 * config/xtensa/xtensa.c: Likewise.
22376 * cselib.h: Likewise.
22377 * dbxout.c: Likewise.
22378 * dwarf2out.c: Likewise.
22379 * except.c: Likewise.
22380 * except.h: Likewise.
22381 * fixed-value.h: Likewise.
22382 * function.c: Likewise.
22383 * function.h: Likewise.
22384 * gimple.h: Likewise.
22385 * integrate.c: Likewise.
22386 * optabs.c: Likewise.
22387 * output.h: Likewise.
22388 * real.h: Likewise.
22390 * stringpool.c: Likewise.
22391 * tree-data-ref.c: Likewise.
22392 * tree-flow.h: Likewise.
22393 * tree-scalar-evolution.c: Likewise.
22394 * tree-ssa-address.c: Likewise.
22395 * tree-ssa-alias.h: Likewise.
22396 * tree-ssa-operands.h: Likewise.
22397 * tree.c: Likewise.
22398 * tree.h: Likewise.
22399 * varasm.c: Likewise.
22400 * varray.h: Likewise.
22402 * coretypes.h: Do not define GTY macro if it is already defined.
22403 * doc/gty.texi: Update GTY documentation to new syntax.
22404 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22405 annotations on structs.
22406 * gengtype-parse.c: Likewise.
22408 2009-04-22 Mark Heffernan <meheff@google.com>
22410 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22412 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22414 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22417 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22419 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22420 the same as a PLUS without a shift. Increase the cost of a
22423 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22425 * Makefile.in: Update dependencies.
22426 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22427 * errors.h: Remove bogus comment about compatibility.
22428 (warning): Update declaration.
22429 * genautomata.c: Update all calls to warning.
22430 * gimple.c: Do not include errors.h. Include toplev.h.
22431 * tree-ssa-structalias.c: Do not include errors.h.
22432 * omega.c: Likewise.
22433 * tree-ssa-reassoc.c: Likewise.
22434 * config/spu/spu-c.c: Likewise.
22435 * config/spu/t-spu-elf: Update dependencies.
22437 2009-04-22 Richard Guenther <rguenther@suse.de>
22439 PR tree-optimization/39824
22440 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22441 make sure the types are compatible.
22443 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22446 * c-common.c (c_parse_error): Take a token_flags parameter.
22447 Use token_type for the token type instead.
22448 Pass token_flags to cpp_type2name.
22449 * c-common.h (c_parse_error): Update declaration.
22450 * c-parser.c (c_parser_error): Pass 0 as token flags.
22452 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22454 PR rtl-optimization/39580
22455 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22457 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22459 * function.c (expand_function_end): Do not emit a jump to the "naked"
22460 return label for fall-through returns.
22461 * except.c (sjlj_emit_function_exit): Always place the call to the
22462 unregister function at the location installed by expand_function_end.
22464 2009-04-22 Richard Guenther <rguenther@suse.de>
22466 PR tree-optimization/39845
22467 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22468 (gen_inbound_check): Likewise.
22470 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22472 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22474 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22475 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22477 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22479 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22480 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22481 shift counts to avoid out-of-bounds array accesses.
22483 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22485 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22486 (Pmode): Move above.
22488 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22490 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22491 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22492 GET_CODE macro. Use IN_RANGE macro where appropriate.
22493 * config/alpha/alpha.h: Ditto.
22494 * config/alpha/alpha.md: Ditto.
22495 * config/alpha/constraints.md: Ditto.
22496 * config/alpha/predicates.md: Ditto.
22498 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22500 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22501 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22502 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22503 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22504 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22505 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22506 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22507 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22508 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22509 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22510 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22511 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22512 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22513 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22514 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22515 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22516 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22517 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22518 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22519 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22520 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22521 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22522 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22523 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22524 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22525 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22526 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22528 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22530 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22531 references from comments.
22532 * cfgbuild.c (count_basic_blocks): Delete.
22533 (find_basic_blocks_1): Delete.
22534 (find_basic_blocks): Delete.
22535 * except.c (finish_eh_generation): Make static. Move comment from
22536 except.h here. Remove find_basic_blocks references from comments.
22537 * except.h (finish_eh_generation): Delete.
22538 * basic-block.h (find_basic_blocks): Delete.
22539 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22541 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22543 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22544 (sdbout_parms): Likewise.
22546 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22548 * config/sh/sh.c (prepare_cbranch_operands): Use
22549 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22550 (expand_cbranchdi4): Likewise.
22551 (from_compare): Add cast to enum type.
22552 (expand_cbranchsi4): Use add_reg_note.
22553 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22554 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22555 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22556 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22557 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22558 instead of CODE_FOR_nothing.
22559 (cbranchdi4): Likewise. Fix the order of arguments for
22561 (push_fpscr): Use add_reg_note.
22562 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22563 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22565 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22567 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22568 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22569 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22570 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22571 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22572 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22573 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22574 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22575 config/alpha/x-vms, config/arc/t-arc,
22576 config/arm/README-interworking, config/arm/arm-c.c,
22577 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22578 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22579 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22580 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22581 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22582 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22583 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22584 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22585 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22586 config/cris/t-elfmulti, config/crx/t-crx,
22587 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22588 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22589 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22590 config/h8300/t-h8300, config/i386/athlon.md,
22591 config/i386/darwin-libgcc.10.4.ver,
22592 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22593 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22594 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22595 config/i386/t-linux64, config/i386/t-nwld,
22596 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22597 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22598 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22599 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22600 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22601 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22602 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22603 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22604 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22605 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22606 config/m68k/t-uclinux, config/mcore/t-mcore,
22607 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22608 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22609 config/mips/crtn.asm, config/mips/irix-crti.asm,
22610 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22611 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22612 config/mips/mips-fixed.md, config/mips/sb1.md,
22613 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22614 config/mips/t-iris6, config/mips/t-isa3264,
22615 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22616 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22617 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22618 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22619 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22620 config/mn10300/t-linux, config/mn10300/t-mn10300,
22621 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22622 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22623 config/picochip/libgccExtras/clzsi2.asm,
22624 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22625 config/rs6000/darwin-libgcc.10.4.ver,
22626 config/rs6000/darwin-libgcc.10.5.ver,
22627 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22628 config/rs6000/t-aix43, config/rs6000/t-aix52,
22629 config/rs6000/t-darwin, config/rs6000/t-fprules,
22630 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22631 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22632 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22633 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22634 config/rs6000/t-rtems, config/rs6000/t-spe,
22635 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22636 config/score/t-score-elf, config/sh/divcost-analysis,
22637 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22638 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22639 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22640 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22641 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22642 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22643 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22644 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22645 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22646 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22647 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22648 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22649 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22650 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22651 * config/h8300/genmova.sh: Include copyright and license notices
22652 in generated output.
22653 * config/h8300/mova.md: Regenerate.
22654 * doc/install.texi2html: Include word "Copyright" in copyright
22655 notice and use name "Free Software Foundation, Inc.".
22656 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22657 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22658 ChangeLog-2007, ChangeLog-2008: Correct dates.
22660 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22662 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22663 NE_EXPR operations as well.
22664 * c-parser.c (c_parser_condition): Do not set location information on
22666 (c_parser_conditional_expression): Likewise.
22667 (c_parser_binary_expression): Set location information on operators.
22668 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22669 TRUTH_NOT_EXPR has been folded.
22670 * fold-const.c (fold_truth_not_expr): Copy location information from
22671 the incoming expression to the outgoing one.
22672 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22673 recursive calls on the LHS of the operator but pass that of the
22674 operator to recursive calls on the RHS of the operator. Set it
22676 (shortcut_cond_expr): Set the locus of the operator on the second
22677 COND_EXPR and that of the expression on the first in degenerate cases.
22678 Pass the locus of the expression to calls to shortcut_cond_r.
22679 Set the locus of the 'then' block on the associated jump, if any.
22680 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22681 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22682 expression to call to gimplify_boolean_expr.
22684 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22686 * config.gcc: Add additional configuration for
22687 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22688 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22689 (CPP_SPEC): Redefine for allowing -municode option.
22690 (STARTFILE_SPEC): Likewise.
22691 * config/i386/t-mingw-w64: New.
22692 * config/i386/mingw-w64.opt: New.
22693 (municode): Add new target option.
22694 * doc/invoke.texi (municode): Add documentation for new option.
22696 2009-04-21 Ian Lance Taylor <iant@google.com>
22698 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22699 Correct test for number of arguments.
22700 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22702 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22704 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22705 argument of emit_library_call.
22707 2009-04-21 Richard Guenther <rguenther@suse.de>
22709 PR middle-end/39829
22710 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22711 inside VIEW_CONVERT_EXPRs.
22713 2009-04-21 Martin Jambor <mjambor@suse.cz>
22715 * tree-switch-conversion.c (build_constructors): Split a long line.
22716 (constructor_contains_same_values_p): New function.
22717 (build_one_array): Create assigns of constants if possible, do not
22718 call mark_sym_for_renaming, call update_stmt.
22719 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22720 make_rename_temp. Do not call mark_symbols_for_renaming, call
22722 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22723 find_new_referenced_vars, call update_stmt.
22724 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22725 instead of calling make_rename_temp. Do not call
22726 find_new_referenced_vars or mark_symbols_for_renaming, call
22729 2009-04-21 Richard Guenther <rguenther@suse.de>
22731 PR tree-optimization/39827
22732 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22733 (tree_ssa_phiprop): Pass the correct array size.
22735 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22737 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22739 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22742 * c-typeck.c (lvalue_p): Move declaration ...
22743 * c-common.h (lvalue_p): ... to here.
22744 * c-common.c (candidate_equal_p): New.
22745 (add_tlist): Use it.
22746 (merge_tlist): Use it.
22747 (warn_for_collisions_1): Likewise.
22748 (warning_candidate_p): Accept more candidates.
22749 (verify_tree): A warning candidate can be an expression. Use
22752 2009-04-21 Ben Elliston <bje@au.ibm.com>
22755 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22756 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22757 options. Remove -mcall-solaris documentation.
22759 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22762 * doc/invoke.texi (-Wlong-long): Update description.
22763 * c-lex (interpret_integer): Only warn if there was no previous
22764 overflow and -Wlong-long is enabled.
22765 * c-decl.c (declspecs_add_type): Drop redundant flags.
22766 * c.opt (Wlong-long): Init to -1.
22767 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22768 and front-end warn_long_long. Wlong-long only depends on other
22769 flags if it is uninitialized.
22770 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22771 the same for CPP and FE.
22772 (restore_extension_diagnostics): Likewise.
22774 2009-04-20 Ian Lance Taylor <iant@google.com>
22776 Fix enum conversions which are invalid in C++:
22777 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22778 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22779 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22780 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22781 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22782 (dbxout_parms): Likewise.
22783 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22784 (df_clear_flags): Likewise.
22785 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22786 top_flag parameter to int.
22787 (df_chain_create_bb_process_use): Likewise.
22788 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22790 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22791 (df_ref_create_structure, df_def_record_1): Likewise.
22792 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22793 (df_notes_rescan): Change 0 to VOIDmode in function call.
22794 (df_get_call_refs, df_insn_refs_collect): Likewise.
22795 (df_bb_regs_collect): Likewise.
22796 (df_entry_block_defs_collect): Likewise.
22797 (df_exit_block_uses_collect): Likewise.
22798 * df.h: Update declarations.
22799 * double-int.c (double_int_divmod): Add cast to enum type.
22800 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22801 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22802 (based_loc_descr): Likewise.
22803 (loc_descriptor_from_tree_1): Change first_op and second_op to
22804 enum dwarf_location_atom. Add cast to enum type.
22805 * expmed.c (init_expmed): Change 0 to SET in function call.
22806 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22807 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22808 (do_store_flag): Likewise.
22809 * fixed-value.h (struct fixed_value): Change mode to enum
22811 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22812 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22814 (insert_insn_decl, insert_decl, insert_state): Likewise.
22815 (automata_list_finish): Likewise.
22816 * genrecog.c (process_define_predicate): Add cast to enum type.
22817 * gensupport.c (init_predicate_table): Add cast to enum type.
22818 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22820 (gimple_build_call_1, gimple_build_label): Likewise.
22821 (gimple_build_goto, gimple_build_asm_1): Likewise.
22822 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22823 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22824 (enum fallback): Rename from enum fallback_t.
22825 (fallback_t): Typedef as int.
22826 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22827 GSI_SAME_STMT in function call.
22828 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22830 (setup_reg_class_relations): Likewise.
22831 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22832 (setup_prohibited_class_mode_regs): Add cast to enum type.
22833 (setup_prohibited_mode_move_regs): Likewise.
22834 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22835 (record_address_regs): Change i to enum reg_class.
22836 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22837 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22838 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22839 (GET_MODE_2XWIDER_MODE): Likewise.
22840 (GET_CLASS_NARROWEST_MODE): Likewise.
22841 * omp-low.c (expand_omp_for): Add cast to enum type.
22842 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22843 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22844 * postreload.c (reload_cse_simplify_operands): Change rclass local
22846 * predict.c (combine_predictions_for_insn): Change best_predictor
22847 and predictor to enum br_predictor.
22848 (combine_predictions_for_bb): Likewise.
22849 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22850 use SET_PREDICT_EXPR_OUTCOME.
22851 * real.c (real_arithmetic): Change icode to code in function call.
22852 * reginfo.c (init_move_cost): Add casts to enum type.
22853 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22854 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22856 * reload.c (find_valid_class): Add casts to enum type.
22857 (push_reload): Change 0 to NO_REGS in function call.
22858 (find_reloads): Change this_alternative to array of enum
22859 reg_class. Remove some now-unnecessary casts.
22860 (make_memloc): Change 0 to VOIDmode in function call.
22861 * reload1.c (reload): Change 0 to VOIDmode in function call.
22862 (eliminate_regs_1, elimination_effects): Likewise.
22863 (eliminate_regs_in_insn): Likewise.
22864 (emit_input_reload_insns): Add cast to enum type.
22865 (delete_output_reload): Change 0 to VOIDmode in function call.
22866 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22867 to enum type in function call.
22868 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22869 (SET_PREDICT_EXPR_OUTCOME): Define.
22870 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22871 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22872 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22873 (dump_function): Likewise.
22874 * tree-dump.h: Update declarations.
22875 * tree-pass.h: Update declarations.
22876 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22877 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22879 (arm_rtx_costs_1): Correct parenthesization.
22880 (arm_rtx_costs): Add casts to enum type.
22881 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22882 (vfp_emit_fstmd): Use add_rg_note.
22883 (emit_multi_reg_push, emit_sfm): Likewise.
22884 (thumb_set_frame_pointer): Likewise.
22885 (arm_expand_prologue): Likewise.
22886 (arm_regno_class): Change return type to enum reg_class.
22887 (thumb1_expand_prologue): Use add_reg_note.
22888 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22889 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22891 * config/arm/gentune.sh: Add cast to enum type.
22892 * config/arm/arm-tune.md: Rebuild.
22893 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22894 (ix86_split_fp_branch, predict_jump): Likewise.
22895 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22896 insn_code to enum rtx_code.
22897 (ix86_builtin_vectorized_function): Add cast to enum type.
22898 * config/i386/i386.md (truncdfsf2): Change slot to enum
22900 (truncxf<mode>2, isinf<mode>2): Likewise.
22901 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22903 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22904 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22905 (insert_bundle_state): Change 1 to INSERT in function call.
22906 (ia64_add_bundle_selector_before): Likewise.
22907 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22908 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22909 (restore_stack_nonlocal): Likewise.
22910 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22912 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22914 (mips_rtx_costs): Likewise.
22915 (mips_override_options): Add casts to enum type.
22916 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22918 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22919 (store_reg, set_reg_plus_d): Likewise.
22920 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22921 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22923 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22925 (emit_unlikely_jump): Use add_reg_note.
22926 (rs6000_emit_allocate_stack): Likewise.
22927 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22928 (output_toc): Change 1 to INSERT in function call.
22929 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22930 (rs6000_initialize_trampoline): Likewise.
22931 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22933 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22934 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22935 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22936 (save_gprs): Use add_reg_note.
22937 (s390_emit_prologue): Likewise.
22938 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22939 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22940 (sparc_fold_builtin): Add cast to enum type.
22941 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22943 (spu_expand_prologue): Use add_reg_note.
22944 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22946 2009-04-20 Ian Lance Taylor <iant@google.com>
22948 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22949 (c_parser_postfix_expression_after_primary): Get VEC for list of
22950 arguments. Get original types of arguments. Call
22951 build_function_call_vec.
22952 (cached_expr_list_1, cached_expr_list_2): New static variables.
22953 (c_parser_expr_list): Change return type to VEC *. Add
22954 p_orig_types parameter. Change all callers.
22955 (c_parser_release_expr): New static function.
22956 (c_parser_vec_to_tree_list): New static function.
22957 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22958 call build_function_call_vec.
22959 (build_function_call_vec): New function, based on old
22960 build_function_call.
22961 (convert_arguments): Remove nargs and argarray parameters. Change
22962 values to a VEC. Add origtypes parameter.
22963 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22964 (convert_for_assignment): Add origtype parameter. Change all
22965 callers. If warn_cxx_compat, check for conversion to an enum
22966 type when calling a function.
22967 (store_init_value): Add origtype parameter. Change all callers.
22968 (digest_init): Likewise.
22969 (struct init_node): Add origtype field.
22970 (add_pending_init): Add origtype parameter. Change all callers.
22971 (output_init_element): Likewise.
22972 (output_pending_init_elements): Pass origtype from init_node to
22973 output_init_element.
22974 (process_init_element): Pass origtype from c_expr to
22975 output_init_element.
22976 (c_finish_return): Add origtype parameter. Change all callers.
22977 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22979 (sync_resolve_params): Likewise.
22980 (sync_resolve_return): Change params to first_param. Change caller.
22981 (resolve_overloaded_builtins): Change params to VEC *. Change
22982 callers. Save first parameter around call to build_function_call_vec.
22983 * c-decl.c (finish_decl): Add origtype parameter. Change all
22984 callers. Call build_function_call_vec rather than
22985 build_function_call for cleanup.
22986 * c-tree.h: Update declarations.
22987 * c-common.h: Update declarations.
22988 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22989 params to first_param.
22990 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22991 params parameter from tree to void *.
22992 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22993 Change arglist parameter to have type void *, and to be a pointer
22995 * config/rs6000/rs6000-protos.h
22996 (altivec_resolve_overloaded_builtin): Update declaration.
22997 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22998 fnargs parameter to have type void *, and to be a pointer to a
22999 VEC. Call build_function_call_vec instead of
23000 build_function_call.
23001 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23003 2009-04-20 Joey Ye <joey.ye@intel.com>
23004 Xuepeng Guo <xuepeng.guo@intel.com>
23005 H.J. Lu <hongjiu.lu@intel.com>
23007 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23009 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23010 (IX86_LEA_PRIORITY): Likewise.
23011 (distance_non_agu_define): New function.
23012 (distance_agu_use): Likewise.
23013 (ix86_lea_for_add_ok): Likewise.
23014 (ix86_dep_by_shift_count): Likewise.
23016 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23017 should split for LEA.
23019 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23021 (ix86_dep_by_shift_count): Likewise.
23023 2009-04-20 Richard Guenther <rguenther@suse.de>
23025 * expr.c (handled_component_p): Move ...
23026 * tree.h (handled_component_p): ... here.
23027 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23028 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23029 and REALPART_EXPR to be in one group.
23031 2009-04-20 Richard Guenther <rguenther@suse.de>
23033 * basic-block.h (get_all_dominated_blocks): Declare.
23034 * dominance.c (get_all_dominated_blocks): New function.
23035 * tree-cfg.c (get_all_dominated_blocks): Remove.
23036 (remove_edge_and_dominated_blocks): Adjust.
23037 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23038 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23039 instead of recursing.
23041 2009-04-20 Doug Kwan <dougkwan@google.com>
23043 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23044 (struct cgraph_node_set_def): New type.
23045 (cgraph_node_set) New type. Also declare vector functions.
23046 (struct cgraph_node_set_element_def): New type.
23047 (cgraph_node_set_element): Ditto.
23048 (cgraph_node_set_iterator): New iterator type.
23049 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23050 cgraph_node_set_remove, dump_cgraph_node_set,
23051 debug_cgraph_node_set): New prototypes.
23052 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23053 cgraph_node_set_size): New inlines.
23054 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23055 including cgraph.h.
23056 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23057 argument to function 'write_summary'.
23058 * ipa.c: Include ggc.h.
23059 (hash_cgraph_node_set_element,
23060 eq_cgraph_node_set_element, cgraph_node_set_new,
23061 cgraph_node_set_add, cgraph_node_set_remove,
23062 cgraph_node_set_find, dump_cgraph_node_set,
23063 debug_cgraph_node_set): New functions.
23064 * Makefile.in (ipa.o): Add dependency on GGC_H.
23066 2009-04-20 Ira Rosen <irar@il.ibm.com>
23068 PR tree-optimization/39675
23069 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23070 check of the return code of vect_schedule_slp. Check that
23071 stmt_vec_info still exists for the statement, before checking its
23072 vectorization type.
23074 2009-04-20 Michael Matz <matz@suse.de>
23076 * Makefile.in (generated_files): Take out $(simple_generated_c).
23078 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23080 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23081 (UINTPTR_TYPE): Likewise.
23083 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23086 * c-typeck.c (digest_init): Check for initializing an array with a
23089 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23092 * c-semantics.c (pop_stmt_list): Propagate
23093 STATEMENT_LIST_HAS_LABEL to parent statement list.
23095 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23097 * config/mips/mips.h (mips_tune_attr): New macro.
23098 * config/mips/mips.md (cpu): Use it.
23100 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23103 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23106 2009-04-19 Diego Novillo <dnovillo@google.com>
23108 * toplev.c (compile_file): Move call to coverage_finish ...
23109 * cgraphunit.c (ipa_passes): ... here.
23110 Call cgraph_process_new_functions.
23111 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23112 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23114 2009-04-19 Jan Hubicka <jh@suse.cz>
23116 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23118 (dump_cgraph_node): Dump can throw external flag.
23119 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23121 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23125 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23126 * common.opt (Wlogical-op): Move from here...
23127 * c.opt (Wlogical-op): ... to here.
23128 * c-typeck.c (parser_build_binary_op): Update call to
23129 warn_logical_operator.
23130 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23132 * c-common.c (warn_logical_op): Update.
23133 * c-common.h (warn_logical_op): Update declaration.
23135 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23137 * tree.c (protected_set_expr_location): Fix formatting.
23139 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23142 * c-typeck.c (readonly_warning): new.
23143 (build_unary_op, build_modify_expr): Use readonly_warning for
23144 storing into something readonly but not const-qualified.
23146 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23149 * c-typeck.c (build_unary_op): Check for taking address of
23150 expression of type void.
23152 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23155 * c-typeck.c (build_function_call): Check for calling a function
23156 with qualified void return types. Call require_complete_type when
23159 2009-04-18 Jan Hubicka <jh@suse.cz>
23161 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23163 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23164 can_throw_external flag.
23165 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23166 * ipa-pure-const.c (ignore_edge): New function.
23167 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23168 only over can_throw_external edges.
23169 (local_pure_const): Add nothrow flag.
23170 * ipa-utils.c (searchc): Add ignore_edge callback.
23171 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23172 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23173 (set_nothrow_function_flags): Update cgraph.
23174 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23176 2009-04-18 Richard Guenther <rguenther@suse.de>
23178 PR middle-end/39804
23179 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23180 (fold_stmt): ... this and ...
23181 (fold_stmt_inplace): ... this.
23182 (fold_stmt_1): Fold references in calls and asms.
23183 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23185 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23187 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23188 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23190 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23192 * tree.c (function_args_count): Remove.
23193 * tree.h: Remove the prototype for function_args_count.
23195 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23197 * tree-iterator.c (expr_only): Remove.
23198 * tree.h: Remove the prototype for expr_only.
23200 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23202 * reginfo.c (cannot_change_mode_set_regs): Remove.
23203 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23205 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23207 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23208 whether operands 0 and 1 overlaps.
23210 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23212 PR middle-end/36902
23213 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23214 pointer. Use warning_at instead of warning.
23215 (search_for_addr_array): Likewise.
23216 (check_array_bounds): Likewise.
23217 (check_all_array_refs): Check that the incoming edge is not in the
23218 list of edges to be removed.
23219 (check_all_array_refs): Avoid the temporal pointer.
23220 (vrp_visit_cond_stmt): Fix typo.
23221 (simplify_switch_using_ranges): Handle the case where the switch
23222 index is an integer constant.
23224 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23226 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23228 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23230 * doc/extend.texi, doc/invoke.texi: Fix typos.
23232 2009-04-17 Cary Coutant <ccoutant@google.com>
23234 * tree-flow-inline.h (get_lineno): Fix inverted test.
23236 2009-04-17 Diego Novillo <dnovillo@google.com>
23238 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23239 assertion for AVAIL_OUT.
23241 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23244 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23245 * config/sh/linux-atomic.asm: Likewise.
23247 2009-04-17 Diego Novillo <dnovillo@google.com>
23249 * except.c (debug_eh_tree): New.
23250 (struct eh_region, struct eh_status): Move ...
23251 * except.h: ... here.
23252 (add_type_for_runtime): Declare extern.
23253 (lookup_type_for_runtime): Likewise.
23254 (debug_eh_tree): Declare.
23255 * Makefile.in (GTFILES): List except.h before except.c
23257 2009-04-17 Diego Novillo <dnovillo@google.com>
23259 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23260 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23261 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23262 (find_vars_r): ... here.
23263 * tree-flow.h (find_referenced_vars_in): Declare.
23264 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23265 that AVAIL_OUT exists for BLOCK.
23266 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23267 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23268 (tree-parloops.o): Likewise.
23270 2009-04-17 Simon Baldwin <simonb@google.com>
23272 * toplev.c (default_tree_printer): Add handling for %E format.
23274 2009-04-17 Diego Novillo <dnovillo@google.com>
23276 * tree-pretty-print.c (dump_generic_node): Add break after
23277 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23278 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23279 FUNCTION_TYPE together. Call print_struct_decl when printing
23280 structures and TDF_SLIM is not given.
23281 (print_struct_decl): Fix logic for detecting recursion.
23283 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23286 * gcc.c (create_at_file): New.
23287 (compile_input_file_p): New.
23288 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23289 * main.c (main): Update call to toplev_main.
23290 * toplev.c (toplev_main): Change signature. Call expandargv.
23291 * toplev.h (toplev_main): Change signature.
23293 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23295 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23296 if the latter is not constant.
23298 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23300 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23302 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23304 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23305 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23307 2009-04-17 Richard Guenther <rguenther@suse.de>
23309 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23310 Handle component references view-converting an invariant address.
23312 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23314 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23315 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23316 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23317 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23318 Use @deftypevr rather than @deftypevar.
23320 2009-04-17 Richard Guenther <rguenther@suse.de>
23322 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23323 (get_prop_source_stmt): Likewise.
23324 (can_propagate_from): Likewise.
23326 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23328 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23329 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23330 (--with-multilib-list): Add default value.
23331 * configure: Regenerate.
23332 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23333 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23334 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23335 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23336 Don't add default cpu to multilib list unnecessarily, but do enable
23337 the relevant compiler option..
23338 Add support for --with-multilib-list=<blank> and
23339 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23340 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23341 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23342 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23343 TM_MULTILIB_CONFIG.
23344 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23345 (MULTILIB_OSDIRNAMES): New variable.
23346 * config/sh/t-1e: Delete file.
23347 * config/sh/t-mlib-sh1: Delete file.
23348 * config/sh/t-mlib-sh2: Delete file.
23349 * config/sh/t-mlib-sh2a: Delete file.
23350 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23351 * config/sh/t-mlib-sh2a-single: Delete file.
23352 * config/sh/t-mlib-sh2a-single-only: Delete file.
23353 * config/sh/t-mlib-sh2e: Delete file.
23354 * config/sh/t-mlib-sh3e: Delete file.
23355 * config/sh/t-mlib-sh4: Delete file.
23356 * config/sh/t-mlib-sh4-nofpu: Delete file.
23357 * config/sh/t-mlib-sh4-single: Delete file.
23358 * config/sh/t-mlib-sh4-single-only: Delete file.
23359 * config/sh/t-mlib-sh4a: Delete file.
23360 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23361 * config/sh/t-mlib-sh4a-single: Delete file.
23362 * config/sh/t-mlib-sh4a-single-only: Delete file.
23363 * config/sh/t-mlib-sh4al: Delete file.
23364 * config/sh/t-mlib-sh5-32media: Delete file.
23365 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23366 * config/sh/t-mlib-sh5-64media: Delete file.
23367 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23368 * config/sh/t-mlib-sh5-compact: Delete file.
23369 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23370 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23371 * doc/install.texi (Options specification): Add
23372 --with-multilib-list and --with-endian.
23374 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23376 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23378 (OBJS-common): Add plugin-version.o.
23379 (plugin-version.o): New.
23380 * gcc-plugin.h (plugin_gcc_version): New.
23381 (plugin_default_version_check): New.
23382 (plugin_init_func, plugin_init): Add version argument.
23383 * plugin-version.c: New.
23384 * plugin.c (str_plugin_gcc_version_name): New.
23385 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23386 pass it to the init function.
23387 (plugin_default_version_check): New.
23389 2009-04-17 Richard Guenther <rguenther@suse.de>
23391 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23392 for decl-vs-decl disambiguation.
23394 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23396 * config/s390/s390.h (s390_tune_attr): New macro definition.
23397 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23399 2009-04-17 Richard Guenther <rguenther@suse.de>
23401 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23402 (fold_stmt_r): Likewise.
23403 (maybe_fold_reference): New function.
23404 (fold_gimple_assign): Handle cases fold_stmt_r did.
23405 (fold_stmt): Do not use fold_stmt_r.
23406 (fold_stmt_inplace): Likewise.
23408 2009-04-17 Richard Guenther <rguenther@suse.de>
23410 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23411 (record_equivalences_from_stmt): Remove useless checks and
23413 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23414 the type is already suitable.
23416 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23418 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23420 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23422 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23423 (CMPtype): Define as __gcc_CMPtype.
23425 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23427 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23428 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23430 2009-04-17 Richard Guenther <rguenther@suse.de>
23432 PR tree-optimization/39746
23433 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23434 special-casing for builtins and static variable use/def.
23435 (call_may_clobber_ref_p_1): Likewise.
23437 2009-04-16 Ian Lance Taylor <iant@google.com>
23439 * df.h: Include "timevar.h".
23440 (struct df_problem): Change tv_id field to timevar_id_t.
23441 * tree-pass.h: Include "timevar.h".
23442 (struct opt_pass): Change tv_id field to timevar_id_t.
23443 * timevar.h (timevar_id_t): Define TV_NONE.
23444 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23445 TV_NONE rather than tv_id != 0.
23446 (execute_one_pass): Likewise.
23447 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23448 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23449 dependencies to $(TREE_PASS_H).
23450 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23452 (pass_branch_target_load_optimize2): Likewise.
23453 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23454 (pass_outof_cfg_layout_mode): Likewise.
23455 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23456 (pass_rebuild_cgraph_edges): Likewise.
23457 (pass_remove_cgraph_callee_edges): Likewise.
23458 * df-core.c (pass_df_initialize_opt): Likewise.
23459 (pass_df_initialize_no_opt): Likewise.
23460 (pass_df_finish): Likewise.
23461 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23462 * except.c (pass_set_nothrow_function_flags): Likewise.
23463 (pass_convert_to_eh_region_ranges): Likewise.
23464 * final.c (pass_compute_alignments): Likewise.
23465 * function.c (pass_instantiate_virtual_regs): Likewise.
23466 (pass_init_function): Likewise.
23467 (pass_leaf_regs): Likewise.
23468 (pass_match_asm_constraints): Likewise.
23469 * gimple-low.c (pass_lower_cf): Likewise.
23470 (pass_mark_used_blocks): Likewise.
23471 * init-regs.c (pass_initialize_regs): Likewise.
23472 * integrate.c (pass_initial_value_sets): Likewise.
23473 * ira.c (pass_ira): Likewise.
23474 * jump.c (pass_cleanup_barriers): Likewise.
23475 * omp-low.c (pass_expand_omp): Likewise.
23476 (pass_lower_omp): Likewise.
23477 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23478 * recog.c (pass_split_all_insns): Likewise.
23479 (pass_split_after_reload): Likewise.
23480 (pass_split_before_regstack): Likewise.
23481 (pass_split_before_sched2): Likewise.
23482 (pass_split_for_shorten_branches): Likewise.
23483 * reginfo.c (pass_reginfo_init): Likewise.
23484 (pass_subregs_of_mode_init): Likewise.
23485 (pass_subregs_of_mode_finish): Likewise.
23486 * passes.c (pass_postreload): Likewise.
23487 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23488 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23489 (pass_warn_function_return): Likewise.
23490 (pass_warn_function_noreturn): Likewise.
23491 * tree-complex.c (pass_lower_complex): Likewise.
23492 (pass_lower_complex_O0): Likewise.
23493 * tree-if-conv.c (pass_if_conversion): Likewise.
23494 * tree-into-ssa.c (pass_build_ssa): Likewise.
23495 * tree-mudflap.c (pass_mudflap_1): Likewise.
23496 (pass_mudflap_2): Likewise.
23497 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23498 (pass_mudflap_2): Likewise.
23499 * tree-nrv.c (pass_return_slot): Likewise.
23500 * tree-object-size.c (pass_object_sizes): Likewise.
23501 * tree-optimize.c (pass_all_optimizations): Likewise.
23502 (pass_early_local_passes): Likewise.
23503 (pass_all_early_optimizations): Likewise.
23504 (pass_cleanup_cfg): Likewise.
23505 (pass_cleanup_cfg_post_optimizing): Likewise.
23506 (pass_free_datastructures): Likewise.
23507 (pass_free_cfg_annotations): Likewise.
23508 (pass_fixup_cfg): Likewise.
23509 (pass_init_datastructures): Likewise.
23510 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23511 (pass_late_warn_uninitialized): Likewise.
23512 (pass_update_address_taken): Likewise.
23513 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23514 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23515 (pass_cse_sincos): Likewise.
23516 (pass_convert_to_rsqrt): Likewise.
23517 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23518 * tree-stdarg.c (pass_stdarg): Likewise.
23519 * tree-tailcall.c (pass_tail_recursion): Likewise.
23520 (pass_tail_calls): Likewise.
23521 * tree-vect-generic.c (pass_lower_vector): Likewise.
23522 (pass_lower_vector_ssa): Likewise.
23523 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23525 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23527 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23529 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23531 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23532 logical and signext.
23534 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23537 * config/sh/predicates.md (arith_operand): Check if the operand
23538 of TRUNCATE is a REG.
23540 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23542 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23543 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23545 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23547 * tree-iterator.c (tsi_split_statement_list_after,
23548 tsi_split_statement_list_before): Remove.
23549 * tree-iterator.h: Remove the prototypes for
23550 tsi_split_statement_list_after and tsi_split_statement_list_before.
23552 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23554 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23555 * tree-ssa-propagate.h: Remove the prototype for
23556 stmt_makes_single_load.
23558 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23560 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23561 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23563 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23565 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23567 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23569 * except.c (eh_region_outer_p): Remove.
23570 * except.h: Remove the prototype for eh_region_outer_p.
23572 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23574 * function.c (current_function_assembler_name): Remove.
23575 * function.h: Remove the prototype for
23576 current_function_assembler_name.
23578 2009-04-16 Ian Lance Taylor <iant@google.com>
23580 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23581 (add_reg_note): Call alloc_reg_note.
23582 * rtl.h (alloc_reg_note): Declare.
23583 * combine.c (try_combine): Use alloc_reg_note.
23584 (recog_for_combine, move_deaths): Likewise.
23585 (distribute_notes): Use alloc_reg_note and add_reg_note.
23586 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23587 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23588 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23590 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23592 PR rtl-optimization/39762
23593 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23594 ira_may_move_out_cost): Add comments about way of their usage.
23595 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23597 * ira-conflicts.c (process_regs_for_copy): Use function
23598 ira_get_register_move_cost instead of global
23599 ira_register_move_cost.
23601 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23602 color_pass, move_spill_restore, update_curr_costs): Ditto.
23604 * ira-lives.c (process_single_reg_class_operands): Ditto.
23606 * ira-emit.c (emit_move_list): Ditto.
23608 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23609 (record_reg_classes): Ditto. Use functions
23610 ira_get_register_move_cost and ira_get_may_move_cost instead of
23611 global vars ira_register_move_cost, ira_may_move_out_cost and
23612 ira_may_move_in_cost.
23613 (record_address_regs): Don't call ira_init_register_move_cost.
23614 Use function ira_get_may_move_cost instead of global
23615 ira_may_move_in_cost.
23616 (process_bb_node_for_hard_reg_moves): Use function
23617 ira_get_register_move_cost instead of global ira_register_move_cost.
23618 (ira_costs): Don't call ira_init_register_move_cost.
23620 2009-04-16 Richard Guenther <rguenther@suse.de>
23622 * tree-cfg.c (verify_gimple_assign_binary):
23623 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23624 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23625 (create_general_new_stmt): Note that this function is broken.
23627 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23629 * common.opt (fhelp): Add Var(help_flag).
23630 * gcc-plugin.h (plugin_info): Add help.
23631 * plugin.c (plugin_name_args): Add help.
23632 (register_plugin_info): Set plugin->help.
23633 (print_help_one_plugin): New.
23634 (print_plugins_help): New.
23635 * plugin.h (print_plugins_help): New.
23636 * toplev.c (toplev_main): Call print_plugins_help if needed.
23638 2009-04-16 Richard Guenther <rguenther@suse.de>
23640 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23641 (gimple_ior_addresses_taken_1): New function.
23642 (gimple_ior_addresses_taken): Likewise.
23643 * gimple.h (struct gimple_statement_with_ops_base): Remove
23644 addresses_taken member.
23645 (gimple_ior_addresses_taken): Declare.
23646 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23647 gimple_set_addresses_taken): Remove.
23648 * ipa-reference.c (mark_address): New function.
23649 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23650 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23651 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23652 (gimple_add_to_addresses_taken): Remove.
23653 (get_tmr_operands): Call mark_address_taken.
23654 (get_asm_expr_operands): Likewise.
23655 (get_expr_operands): Likewise.
23656 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23657 (free_stmt_operands): Do not free it.
23658 * tree-ssa.c (delete_tree_ssa): Likewise.
23659 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23661 2009-04-16 Richard Guenther <rguenther@suse.de>
23663 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23664 (walk_stmt_load_store_ops): Likewise.
23665 * gimple.c (get_base_loadstore): New function.
23666 (walk_stmt_load_store_addr_ops): Likewise.
23667 (walk_stmt_load_store_ops): Likewise.
23668 * ipa-pure-const.c (check_op): Simplify.
23669 (check_load, check_store): New functions.
23670 (check_stmt): Use walk_stmt_load_store_ops.
23671 * ipa-reference.c (mark_load): Adjust signature.
23672 (mark_store): Likewise.
23673 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23675 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23677 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23678 (plugin_info): New.
23679 * opts.c (common_handle_option): Don't call print_version.
23680 * plugin.c (plugin_name_args): Add version.
23681 (register_plugin_info): New.
23682 (register_callback): Handle PLUGIN_INFO.
23683 (try_init_one_plugin): New.
23684 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23686 (finalize_one_plugin): New.
23687 (finalize_plugins): New.
23688 (print_one_plugin): New.
23689 (print_plugins_versions): New.
23690 * plugin.h (print_plugins_versions): New.
23691 (finalize_plugins): New.
23692 * toplev.c (compile_file): Don't call initialize_plugins.
23693 (print_version): Call print_plugins_versions.
23694 (toplev_main): Call initialize_plugins. Print version if needed.
23695 Call finalize_plugins.
23697 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23699 * common.opt (fversion): New.
23700 * gcc.c (print_version): New.
23701 (process_command): Don't print the version. Just set print_version.
23702 (main): Print version. Call subprocesses if print_version and
23703 verbose_flag are set.
23704 * opts.c (common_handle_option): Handle OPT_fversion.
23706 2009-04-16 Richard Guenther <rguenther@suse.de>
23707 Ira Rosen <irar@il.ibm.com>
23709 PR tree-optimization/39698
23710 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23711 type of the reduction variable. Only generate the def if
23714 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23715 make sure to first convert to an integer of the same precision.
23716 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23717 the type of the evolution correctly in computing the new
23718 induction variable base.
23720 2009-04-16 Richard Guenther <rguenther@suse.de>
23722 PR middle-end/39625
23723 * tree-cfg.c (make_blocks): Split statements with to-be
23724 abnormal SSA names on the lhs.
23726 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23728 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23729 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23730 * c-typeck.c (really_start_incremental_init): Likewise.
23731 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23732 (TARGET_INITIALIZER): Remove it.
23733 * target.h (struct target): Remove vector_opaque_p.
23734 * tree.c (build_opaque_vector_type): New.
23735 * tree.h (TYPE_VECTOR_OPAQUE): New.
23736 (build_opaque_vector_type): Declare.
23737 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23738 * config/rs6000/rs6000.c (build_opaque_vector_type,
23739 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23740 (rs6000_init_builtins): Use build_opaque_vector_type for
23741 opaque_V4SI_type_node.
23743 2009-04-15 Catherine Moore <clm@codesourcery.com>
23745 * debug.h (set_name): Declare.
23746 * dwarf2out.c (dwarf2out_set_name): Declare.
23747 (dwarf2_debug_hooks): Add set_name.
23748 (find_AT_string): New.
23749 (add_AT_string): Call find_AT_string.
23750 (dwarf2out_set_name): New.
23751 * cp/decl.c (grokdeclarator): Call set_name.
23752 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23753 * debug.c (do_nothing_debug_hooks): Likewise.
23754 * dbxout.c (dbx_debug_hooks): Likewise.
23755 * sdbout.c (sdb_debug_hooks): Likewise.
23757 2009-04-15 Michael Eager <eager@eagercon.com>
23759 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23760 reg for single-precision FPU.
23761 * config/rs6000/rs6000.md (movsi_internal1): Only for
23762 !TARGET_SINGLE_FPU.
23763 (movsi_internal1_single): New. Add pattern to move SI values to/from
23764 single-precision FP regs.
23766 2009-04-15 Richard Guenther <rguenther@suse.de>
23768 * omp-low.c (lower_rec_input_clauses): Build correct address
23770 (expand_omp_for_generic): Fix multiplication type.
23771 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23772 (generate_memset_zero): Fix types.
23773 * tree-profile.c (prepare_instrumented_value): Correctly
23776 2009-04-15 Ian Lance Taylor <iant@google.com>
23778 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23779 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23780 for -Wall and for -Wc++-compat.
23781 (c_common_post_options): For C++, set warn_enum_compare if not
23783 * c-tree.h (struct c_expr): Add field original_type.
23784 (build_external_ref): Update declaration.
23785 * c-parser.c (c_parser_braced_init): Set original_type.
23786 (c_parser_initelt): Likewise.
23787 (c_parser_expr_no_commas): Likewise.
23788 (c_parser_conditional_expression): Likewise.
23789 (c_parser_cast_expression): Likewise.
23790 (c_parser_unary_expression): Likewise. Pull setting of
23791 original_code to top of function.
23792 (c_parser_sizeof_expression): Set original_type.
23793 (c_parser_alignof_expression): Likewise.
23794 (c_parser_postfix_expression): Likewise. Pull setting of
23795 original_code to top of function.
23796 (c_parser_postfix_expression_after_paren_type): Set original_type.
23797 (c_parser_postfix_expression_after_primary): Likewise.
23798 (c_parser_expression): Likewise.
23799 * c-typeck.c (build_external_ref): Add type parameter. Change all
23801 (c_expr_sizeof_expr): Set original_type field.
23802 (parser_build_unary_op): Likewise.
23803 (parser_build_binary_op): Likewise. Optionally warn about
23804 comparisons of enums of different types.
23805 (digest_init): Set original_type field.
23806 (really_start_incremental_init): Likewise.
23807 (push_init_level, pop_init_level): Likewise.
23808 * doc/invoke.texi (Warning Options): -Wenum-compare now
23811 2009-04-15 Richard Guenther <rguenther@suse.de>
23813 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23814 out a necessary conversion.
23815 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23816 names we didn't value number.
23817 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23819 2009-04-15 Richard Guenther <rguenther@suse.de>
23821 PR tree-optimization/39764
23822 * tree-ssa-ccp.c (get_value): Canonicalize value with
23823 canonicalize_float_value.
23825 2009-04-15 Jan Hubicka <jh@suse.cz>
23827 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23828 Wrong version of patch.
23830 2009-04-15 Jan Hubicka <jh@suse.cz>
23832 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23834 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23836 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23837 our distinct integral and vector types.
23839 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23841 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23842 * init.c (build_vtbl_address): Remove call to assemble_external.
23844 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23846 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23847 output for other floating point modes.
23849 2009-04-14 Diego Novillo <dnovillo@google.com>
23851 * diagnostic.c (diagnostic_report_diagnostic): Do not
23852 warn about loaded plugins for DK_ERROR and DK_WARNING.
23853 * c-decl.c (declspecs_add_type): Move call to
23854 invoke_plugin_callbacks ...
23855 * c-parser.c (c_parser_declspecs): ... here.
23856 * plugin.c (dump_active_plugins): Tidy output.
23858 2009-04-14 Diego Novillo <dnovillo@google.com>
23859 Le-Chun Wu <lcwu@google.com>
23861 * configure.ac: Add --enable-plugin support.
23862 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23863 * Makefile.in (PLUGIN_H): Define.
23864 Export ENABLE_PLUGIN and GMPINC to site.exp.
23865 Add PLUGINLIBS to link command.
23866 Add/modify dependencies for plugin.o and files including plugin.h.
23868 * config.in: Regenerate.
23870 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23873 2009-04-14 Le-Chun Wu <lcwu@google.com>
23875 * tree-pass.h (register_one_dump_file): Add a prototype for
23876 register_one_dump_file.
23877 * toplev.c (compile_file): Call initialize_plugins.
23878 (do_compile): Call invoke_plugin_callbacks.
23879 (toplev_main): Call invoke_plugin_callbacks.
23880 * common.opt: Add -fplugin= and -fplugin-arg-.
23881 * gcc-plugin.h: New public header file for plugins to include.
23882 * plugin.c: New source file.
23883 * plugin.h: New internal header file.
23884 * passes.c (register_one_dump_file): Make it external.
23886 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23888 2009-04-14 Diego Novillo <dnovillo@google.com>
23890 * doc/plugins.texi: New.
23891 * doc/gccint.texi: Add reference to Plugins chapter.
23892 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23893 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23894 loaded plugins, if any.
23895 * timevar.def (TV_PLUGIN_INIT): Define.
23896 (TV_PLUGIN_RUN): Define.
23897 * plugin.c: Include timevar.h
23898 (plugins_active_p): New.
23899 (dump_active_plugins): New.
23900 (debug_active_plugins): New.
23902 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23904 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23906 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23908 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23910 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23911 the same as a minus without a shift.
23913 2009-04-14 Nick Clifton <nickc@redhat.com>
23915 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23916 comparisons with small integers will always produce a short
23919 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23922 2008-12-19 Diego Novillo <dnovillo@google.com>
23924 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23926 2009-04-14 Richard Guenther <rguenther@suse.de>
23928 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23930 (verify_gimple_assign_binary): Likewise. Handle shifts and
23932 (verify_gimple_phi): Print the mismatched argument position.
23933 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23935 (vect_update_init_of_dr): Likewise.
23936 * matrix-reorg.c (transform_access_sites): Do what the
23938 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23940 2009-04-13 Michael Eager <eager@eagercon.com>
23942 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23943 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23944 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23945 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23946 remove duplicate config
23948 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23950 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23951 file_name:line_number type locator of the call site.
23953 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23955 * genautomata.c: Put blank after comma.
23956 (automaton_decls): New.
23957 (struct unit_usage): Add comments to member next.
23958 (store_alt_unit_usage): Keep the list ordered.
23959 (unit_present_on_list_p, equal_alternatives_p): New.
23960 (check_regexp_units_distribution): Check units distribution
23961 correctness correctly.
23962 (main): Don't write automata if error is found. Return correct
23965 * config/m68k/cf.md (cfv4_ds): Remove.
23966 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23967 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23969 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23970 power4-load-ext, power4-store, power4-store-update,
23971 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23972 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23973 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23974 power4-sqrt, power4-isync): Modify reservation to make correct
23975 unit distribution to automata.
23977 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23978 power5-store-update, power5-two, power5-three, power5-lmul,
23979 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23981 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23983 * except.c (pass_set_nothrow_function_flags): Set name and add
23985 (set_nothrow_function_flags): Mention in the dump file when
23986 changing a function to nothrow.
23988 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23991 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23992 instead of unsigned long.
23994 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23996 * config/arm/arm.c (return_used_this_function): Remove.
23997 (arm_output_function_prologue): Remove use of
23998 return_used_this_function.
23999 (output_return_instruction): Replace use of
24000 return_used_this_function
24001 by cfun->machine->return_used_this_function.
24002 (arm_output_epilogue): Likewise.
24003 (arm_output_function_epilogue): Likewise.
24004 (thumb_unexpanded_epilogue): Likewise.
24005 * config/arm/arm.h (struct machine_function):
24006 New member return_used_this_function.
24008 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24010 * doc/install.texi: Correct description of default directory for
24011 --with-gxx-include-dir.
24013 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24015 * fold-const.c (build_range_check): Properly deal with enumeral and
24016 boolean base types.
24018 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24020 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24021 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24022 * params.h (MAX_GCSE_PASSES): Remove.
24023 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24024 in sequence. Remove ability to run multiple passes.
24025 (bypass_jumps): Report run as third CPROP pass.
24027 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24029 PR middle-end/39651
24030 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24031 when deciding whether the whole SEQUENCE can throw.
24033 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24036 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24037 offseted label references.
24039 2009-04-11 Jan Hubicka <jh@suse.cz>
24041 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24043 2009-04-11 Richard Guenther <rguenther@suse.de>
24045 PR middle-end/39732
24046 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24047 return variables as TREE_ADDRESSABLE.
24049 2009-04-11 Richard Guenther <rguenther@suse.de>
24051 PR tree-optimization/39713
24052 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24053 reference trees have SSA_NAME operands.
24055 2009-04-11 Richard Guenther <rguenther@suse.de>
24058 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24059 address expressions.
24061 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24063 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24064 match changes in Cygwin 1.7
24065 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24066 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24068 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24070 PR tree-optimization/39701
24071 * doc/invoke.texi (Optimization Options): Document change in
24072 meaning and initialization of -fdelete-null-pointer-checks.
24074 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24076 PR middle-end/39701
24077 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24079 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24082 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24084 2009-04-10 Chao-ying Fu <fu@mips.com>
24086 * doc/tm.texi (Instruction Output): Document
24087 TARGET_ASM_FINAL_POSTSCAN_INSN.
24088 * target.h (final_postscan_insn): New field in asm_out.
24089 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24090 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24091 * final.c (final_scan_insn): Call
24092 targetm.asm_out.final_postscan_insn after outputting
24093 an asm macro and a normal instruction.
24095 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24096 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24097 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24098 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24099 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24101 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24103 PR middle-end/39701
24104 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24105 variables as non-NULL even with -fdelete-null-pointer-checks.
24107 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24109 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24111 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24114 * config/i386/i386.c (classify_argument): Handle SCmode with
24115 (bit_offset % 64) != 0.
24117 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24119 * doc/invoke.texi (Optimize Options): Add cross-reference to
24120 -Q --help=optimizers examples.
24122 2009-04-10 Ben Elliston <bje@au.ibm.com>
24125 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24126 regalign for the reg == fpr and TDmode case.
24128 2009-04-09 David Ayers <ayers@fsfe.org>
24131 * objc/objc-act.c (warn_with_method): Remove helper function.
24132 (check_duplicates): Call warning and inform directly.
24133 (really_start_method): Likewise.
24135 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24137 * expmed.c (expand_divmod): Always use a comparison for a division
24138 by a large unsigned integer.
24140 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24141 for things others than variables or functions as nonzero.
24143 2009-04-09 Nick Clifton <nickc@redhat.com>
24145 * unwind-compat.c: Change copyright header to refer to version
24146 3 of the GNU General Public License with version 3.1 of the
24147 GCC Runtime Library Exception and to point readers at the
24148 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24149 * config/alpha/crtfastmath.c: Likewise.
24150 * config/alpha/linux-unwind.h: Likewise.
24151 * config/alpha/qrnnd.asm: Likewise.
24152 * config/alpha/vms-crt0-64.c: Likewise.
24153 * config/alpha/vms-crt0.c: Likewise.
24154 * config/alpha/vms-dwarf2.asm: Likewise.
24155 * config/alpha/vms-dwarf2eh.asm: Likewise.
24156 * config/alpha/vms-psxcrt0-64.c: Likewise.
24157 * config/alpha/vms-psxcrt0.c: Likewise.
24158 * config/alpha/vms_tramp.asm: Likewise.
24159 * config/arc/initfini.c: Likewise.
24160 * config/arc/lib1funcs.asm: Likewise.
24161 * config/arm/bpabi-v6m.S: Likewise.
24162 * config/arm/bpabi.S: Likewise.
24163 * config/arm/bpabi.c: Likewise.
24164 * config/arm/crti.asm: Likewise.
24165 * config/arm/crtn.asm: Likewise.
24166 * config/arm/ieee754-df.S: Likewise.
24167 * config/arm/ieee754-sf.S: Likewise.
24168 * config/arm/lib1funcs.asm: Likewise.
24169 * config/arm/libunwind.S: Likewise.
24170 * config/arm/linux-atomic.c: Likewise.
24171 * config/arm/mmintrin.h: Likewise.
24172 * config/arm/pr-support.c: Likewise.
24173 * config/arm/unaligned-funcs.c: Likewise.
24174 * config/arm/unwind-arm.c: Likewise.
24175 * config/arm/unwind-arm.h: Likewise.
24176 * config/avr/libgcc.S: Likewise.
24177 * config/bfin/crti.s: Likewise.
24178 * config/bfin/crtlibid.s: Likewise.
24179 * config/bfin/crtn.s: Likewise.
24180 * config/bfin/lib1funcs.asm: Likewise.
24181 * config/bfin/linux-unwind.h: Likewise.
24182 * config/cris/arit.c: Likewise.
24183 * config/cris/cris_abi_symbol.c: Likewise.
24184 * config/darwin-64.c: Likewise.
24185 * config/darwin-crt2.c: Likewise.
24186 * config/darwin-crt3.c: Likewise.
24187 * config/darwin.h: Likewise.
24188 * config/dbxelf.h: Likewise.
24189 * config/dfp-bit.c: Likewise.
24190 * config/dfp-bit.h: Likewise.
24191 * config/elfos.h: Likewise.
24192 * config/fixed-bit.c: Likewise.
24193 * config/fixed-bit.h: Likewise.
24194 * config/fp-bit.c: Likewise.
24195 * config/fp-bit.h: Likewise.
24196 * config/fr30/crti.asm: Likewise.
24197 * config/fr30/crtn.asm: Likewise.
24198 * config/fr30/lib1funcs.asm: Likewise.
24199 * config/freebsd-spec.h: Likewise.
24200 * config/frv/cmovd.c: Likewise.
24201 * config/frv/cmovh.c: Likewise.
24202 * config/frv/cmovw.c: Likewise.
24203 * config/frv/frvbegin.c: Likewise.
24204 * config/frv/frvend.c: Likewise.
24205 * config/frv/lib1funcs.asm: Likewise.
24206 * config/glibc-stdint.h: Likewise.
24207 * config/h8300/clzhi2.c: Likewise.
24208 * config/h8300/crti.asm: Likewise.
24209 * config/h8300/crtn.asm: Likewise.
24210 * config/h8300/ctzhi2.c: Likewise.
24211 * config/h8300/fixunssfsi.c: Likewise.
24212 * config/h8300/lib1funcs.asm: Likewise.
24213 * config/h8300/parityhi2.c: Likewise.
24214 * config/h8300/popcounthi2.c: Likewise.
24215 * config/i386/ammintrin.h: Likewise.
24216 * config/i386/att.h: Likewise.
24217 * config/i386/avxintrin.h: Likewise.
24218 * config/i386/biarch64.h: Likewise.
24219 * config/i386/bmmintrin.h: Likewise.
24220 * config/i386/cpuid.h: Likewise.
24221 * config/i386/cross-stdarg.h: Likewise.
24222 * config/i386/crtfastmath.c: Likewise.
24223 * config/i386/crtprec.c: Likewise.
24224 * config/i386/cygming-crtbegin.c: Likewise.
24225 * config/i386/cygming-crtend.c: Likewise.
24226 * config/i386/cygwin.asm: Likewise.
24227 * config/i386/emmintrin.h: Likewise.
24228 * config/i386/gmm_malloc.h: Likewise.
24229 * config/i386/gthr-win32.c: Likewise.
24230 * config/i386/i386.h: Likewise.
24231 * config/i386/immintrin.h: Likewise.
24232 * config/i386/linux-unwind.h: Likewise.
24233 * config/i386/linux64.h: Likewise.
24234 * config/i386/mm3dnow.h: Likewise.
24235 * config/i386/mmintrin-common.h: Likewise.
24236 * config/i386/mmintrin.h: Likewise.
24237 * config/i386/nmmintrin.h: Likewise.
24238 * config/i386/pmm_malloc.h: Likewise.
24239 * config/i386/pmmintrin.h: Likewise.
24240 * config/i386/smmintrin.h: Likewise.
24241 * config/i386/sol2-c1.asm: Likewise.
24242 * config/i386/sol2-ci.asm: Likewise.
24243 * config/i386/sol2-cn.asm: Likewise.
24244 * config/i386/sol2-gc1.asm: Likewise.
24245 * config/i386/tmmintrin.h: Likewise.
24246 * config/i386/unix.h: Likewise.
24247 * config/i386/w32-unwind.h: Likewise.
24248 * config/i386/wmmintrin.h: Likewise.
24249 * config/i386/x86-64.h: Likewise.
24250 * config/i386/x86intrin.h: Likewise.
24251 * config/i386/xmmintrin.h: Likewise.
24252 * config/ia64/crtbegin.asm: Likewise.
24253 * config/ia64/crtend.asm: Likewise.
24254 * config/ia64/crtfastmath.c: Likewise.
24255 * config/ia64/crti.asm: Likewise.
24256 * config/ia64/crtn.asm: Likewise.
24257 * config/ia64/fde-glibc.c: Likewise.
24258 * config/ia64/lib1funcs.asm: Likewise.
24259 * config/ia64/linux-unwind.h: Likewise.
24260 * config/ia64/quadlib.c: Likewise.
24261 * config/ia64/unwind-ia64.c: Likewise.
24262 * config/linux.h: Likewise.
24263 * config/m32c/m32c-lib1.S: Likewise.
24264 * config/m32c/m32c-lib2-trapv.c: Likewise.
24265 * config/m32c/m32c-lib2.c: Likewise.
24266 * config/m32r/initfini.c: Likewise.
24267 * config/m68hc11/larith.asm: Likewise.
24268 * config/m68hc11/m68hc11-crt0.S: Likewise.
24269 * config/m68k/cf.md: Likewise.
24270 * config/m68k/crti.s: Likewise.
24271 * config/m68k/crtn.s: Likewise.
24272 * config/m68k/lb1sf68.asm: Likewise.
24273 * config/m68k/linux-unwind.h: Likewise.
24274 * config/mcore/crti.asm: Likewise.
24275 * config/mcore/crtn.asm: Likewise.
24276 * config/mcore/lib1.asm: Likewise.
24277 * config/mips/linux-unwind.h: Likewise.
24278 * config/mips/loongson.h: Likewise.
24279 * config/mips/mips16.S: Likewise.
24280 * config/mmix/crti.asm: Likewise.
24281 * config/mmix/crtn.asm: Likewise.
24282 * config/pa/fptr.c: Likewise.
24283 * config/pa/hpux-unwind.h: Likewise.
24284 * config/pa/lib2funcs.asm: Likewise.
24285 * config/pa/linux-atomic.c: Likewise.
24286 * config/pa/linux-unwind.h: Likewise.
24287 * config/pa/milli64.S: Likewise.
24288 * config/pa/quadlib.c: Likewise.
24289 * config/pa/stublib.c: Likewise.
24290 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24291 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24292 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24293 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24294 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24295 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24296 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24297 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24298 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24299 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24300 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24301 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24302 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24303 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24304 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24305 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24306 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24307 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24308 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24309 * config/rs6000/750cl.h: Likewise.
24310 * config/rs6000/altivec.h: Likewise.
24311 * config/rs6000/biarch64.h: Likewise.
24312 * config/rs6000/crtresfpr.asm: Likewise.
24313 * config/rs6000/crtresgpr.asm: Likewise.
24314 * config/rs6000/crtresxfpr.asm: Likewise.
24315 * config/rs6000/crtresxgpr.asm: Likewise.
24316 * config/rs6000/crtsavfpr.asm: Likewise.
24317 * config/rs6000/crtsavgpr.asm: Likewise.
24318 * config/rs6000/darwin-asm.h: Likewise.
24319 * config/rs6000/darwin-fallback.c: Likewise.
24320 * config/rs6000/darwin-fpsave.asm: Likewise.
24321 * config/rs6000/darwin-ldouble.c: Likewise.
24322 * config/rs6000/darwin-tramp.asm: Likewise.
24323 * config/rs6000/darwin-unwind.h: Likewise.
24324 * config/rs6000/darwin-vecsave.asm: Likewise.
24325 * config/rs6000/darwin-world.asm: Likewise.
24326 * config/rs6000/e500crtres32gpr.asm: Likewise.
24327 * config/rs6000/e500crtres64gpr.asm: Likewise.
24328 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24329 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24330 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24331 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24332 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24333 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24334 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24335 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24336 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24337 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24338 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24339 * config/rs6000/eabi-ci.asm: Likewise.
24340 * config/rs6000/eabi-cn.asm: Likewise.
24341 * config/rs6000/eabi.asm: Likewise.
24342 * config/rs6000/linux-unwind.h: Likewise.
24343 * config/rs6000/linux64.h: Likewise.
24344 * config/rs6000/paired.h: Likewise.
24345 * config/rs6000/paired.md: Likewise.
24346 * config/rs6000/ppc64-fp.c: Likewise.
24347 * config/rs6000/ppu_intrinsics.h: Likewise.
24348 * config/rs6000/rs6000.h: Likewise.
24349 * config/rs6000/si2vmx.h: Likewise.
24350 * config/rs6000/sol-ci.asm: Likewise.
24351 * config/rs6000/sol-cn.asm: Likewise.
24352 * config/rs6000/spe.h: Likewise.
24353 * config/rs6000/spu2vmx.h: Likewise.
24354 * config/rs6000/sysv4.h: Likewise.
24355 * config/rs6000/tramp.asm: Likewise.
24356 * config/rs6000/vec_types.h: Likewise.
24357 * config/s390/linux-unwind.h: Likewise.
24358 * config/s390/tpf-unwind.h: Likewise.
24359 * config/score/crti.asm: Likewise.
24360 * config/score/crtn.asm: Likewise.
24361 * config/sh/crt1.asm: Likewise.
24362 * config/sh/crti.asm: Likewise.
24363 * config/sh/crtn.asm: Likewise.
24364 * config/sh/divtab-sh4-300.c: Likewise.
24365 * config/sh/divtab-sh4.c: Likewise.
24366 * config/sh/divtab.c: Likewise.
24367 * config/sh/lib1funcs-4-300.asm: Likewise.
24368 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24369 * config/sh/lib1funcs.asm: Likewise.
24370 * config/sh/lib1funcs.h: Likewise.
24371 * config/sh/linux-atomic.asm: Likewise.
24372 * config/sh/linux-unwind.h: Likewise.
24373 * config/sh/shmedia.h: Likewise.
24374 * config/sh/sshmedia.h: Likewise.
24375 * config/sh/ushmedia.h: Likewise.
24376 * config/sparc/crtfastmath.c: Likewise.
24377 * config/sparc/linux-unwind.h: Likewise.
24378 * config/sparc/sol2-c1.asm: Likewise.
24379 * config/sparc/sol2-ci.asm: Likewise.
24380 * config/sparc/sol2-cn.asm: Likewise.
24381 * config/spu/divmodti4.c: Likewise.
24382 * config/spu/divv2df3.c: Likewise.
24383 * config/spu/float_disf.c: Likewise.
24384 * config/spu/float_unsdidf.c: Likewise.
24385 * config/spu/float_unsdisf.c: Likewise.
24386 * config/spu/float_unssidf.c: Likewise.
24387 * config/spu/mfc_multi_tag_release.c: Likewise.
24388 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24389 * config/spu/mfc_tag_release.c: Likewise.
24390 * config/spu/mfc_tag_reserve.c: Likewise.
24391 * config/spu/mfc_tag_table.c: Likewise.
24392 * config/spu/multi3.c: Likewise.
24393 * config/spu/spu_internals.h: Likewise.
24394 * config/spu/spu_intrinsics.h: Likewise.
24395 * config/spu/spu_mfcio.h: Likewise.
24396 * config/spu/vec_types.h: Likewise.
24397 * config/spu/vmx2spu.h: Likewise.
24398 * config/stormy16/stormy16-lib2.c: Likewise.
24399 * config/svr4.h: Likewise.
24400 * config/sync.c: Likewise.
24401 * config/v850/lib1funcs.asm: Likewise.
24402 * config/vxlib-tls.c: Likewise.
24403 * config/vxlib.c: Likewise.
24404 * config/vxworks-dummy.h: Likewise.
24405 * config/xtensa/crti.asm: Likewise.
24406 * config/xtensa/crtn.asm: Likewise.
24407 * config/xtensa/ieee754-df.S: Likewise.
24408 * config/xtensa/ieee754-sf.S: Likewise.
24409 * config/xtensa/lib1funcs.asm: Likewise.
24410 * config/xtensa/lib2funcs.S: Likewise.
24411 * config/xtensa/linux-unwind.h: Likewise.
24412 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24413 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24414 * coretypes.h: Likewise.
24415 * crtstuff.c: Likewise.
24416 * defaults.h: Likewise.
24417 * dwarf2.h: Likewise.
24418 * emutls.c: Likewise.
24419 * gbl-ctors.h: Likewise.
24420 * gcov-io.h: Likewise.
24421 * ginclude/float.h: Likewise.
24422 * ginclude/iso646.h: Likewise.
24423 * ginclude/stdarg.h: Likewise.
24424 * ginclude/stdbool.h: Likewise.
24425 * ginclude/stddef.h: Likewise.
24426 * ginclude/stdfix.h: Likewise.
24427 * ginclude/stdint-gcc.h: Likewise.
24428 * ginclude/tgmath.h: Likewise.
24429 * gthr-aix.h: Likewise.
24430 * gthr-dce.h: Likewise.
24431 * gthr-gnat.c: Likewise.
24432 * gthr-gnat.h: Likewise.
24433 * gthr-lynx.h: Likewise.
24434 * gthr-mipssde.h: Likewise.
24435 * gthr-nks.h: Likewise.
24436 * gthr-posix.c: Likewise.
24437 * gthr-posix.h: Likewise.
24438 * gthr-posix95.h: Likewise.
24439 * gthr-rtems.h: Likewise.
24440 * gthr-single.h: Likewise.
24441 * gthr-solaris.h: Likewise.
24442 * gthr-tpf.h: Likewise.
24443 * gthr-vxworks.h: Likewise.
24444 * gthr-win32.h: Likewise.
24445 * gthr.h: Likewise.
24446 * libgcc2.c: Likewise.
24447 * libgcc2.h: Likewise.
24448 * libgcov.c: Likewise.
24449 * tsystem.h: Likewise.
24450 * typeclass.h: Likewise.
24451 * unwind-c.c: Likewise.
24452 * unwind-compat.h: Likewise.
24453 * unwind-dw2-fde-compat.c: Likewise.
24454 * unwind-dw2-fde-darwin.c: Likewise.
24455 * unwind-dw2-fde-glibc.c: Likewise.
24456 * unwind-dw2-fde.c: Likewise.
24457 * unwind-dw2-fde.h: Likewise.
24458 * unwind-dw2.c: Likewise.
24459 * unwind-dw2.h: Likewise.
24460 * unwind-generic.h: Likewise.
24461 * unwind-pe.h: Likewise.
24462 * unwind-sjlj.c: Likewise.
24463 * unwind.inc: Likewise.
24464 * config/arm/neon-gen.ml: Change generated copyright header to
24465 refer to version 3 of the GNU General Public License with
24466 version 3.1 of the GCC Runtime Library Exception and to point
24467 readers at the COPYING3 and COPYING3.RUNTIME files and the
24468 FSF's license web page.
24469 * config/arm/arm_neon.h: Regenerate.
24471 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24473 * config/cris/cris.md: Change copyright header to refer to version
24474 3 of the GNU General Public License.
24475 * doc/install.texi2html: Change copyright header to refer to version
24476 3 of the GNU General Public License and to point readers at the
24477 COPYING3 file and the FSF's license web page.
24478 * config/vax/linux.h: Likewise.
24480 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24482 * config/i386/i386.md (cmpcc): New.
24483 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24484 (sync_compare_and_swap_cc*): Delete.
24486 * config/s390/s390.c (s390_compare_emitted): Remove.
24487 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24488 s390_compare_emitted used to be handled. Assert that modes match.
24489 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24490 refer to sync_compare_and_swap_ccsi.
24491 * config/s390/s390.h (s390_compare_emitted): Remove.
24492 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24493 instead of s390_compare_emitted.
24494 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24495 instead of s390_compare_emitted.
24496 * config/s390/s390.md (cmpcc): New.
24497 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24498 CC_REGNUM, do not pretend it's set.
24499 (sync_compare_and_swap_cc*): Delete.
24500 * config/s390/predicates.md (cc_reg_operand): New.
24502 * expr.c (sync_compare_and_swap_cc): Delete.
24503 * optabs.h (sync_compare_and_swap_cc): Delete.
24504 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24505 is being used with can_compare_p.
24506 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24507 (find_cc_set): New.
24508 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24509 look for a MODE_CC set instead. Use emit_store_flag.
24510 (expand_compare_and_swap_loop): Likewise, with some additional
24511 complication to avoid a force_reg when useless. Use
24512 emit_cmp_and_jump_insns.
24513 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24514 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24515 sync_compare_and_swap documentation.
24517 2009-04-09 Jan Hubicka <jh@suse.cz>
24519 * except.c (find_prev_try): Break out from ....
24520 (duplicate_eh_regions): ... here; properly update prev_try pointers
24521 when duplication part of tree.
24522 (dump_eh_tree): Improve dumping.
24523 (verify_eh_region): New.
24524 (verify_eh_tree): Use it.
24526 2009-04-06 Richard Guenther <rguenther@suse.de>
24528 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24529 &ARRAY addresses by adjusting their types and prepending
24531 * tree-cfg.c (verify_gimple_assign_single): Verify that
24532 addresses are correct.
24534 2009-04-09 Richard Guenther <rguenther@suse.de>
24536 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24537 indices into an array reference if possible.
24538 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24539 Fold POINTER_PLUS_EXPR statements with invariant address.
24541 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24544 * config.gcc (powerpc64-*-linux*): Always build biarch.
24546 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24549 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24550 it and pedwarn if this results in an INTEGER_CST.
24552 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24554 * doc/install.texi: Update minimum GMP version. Remove obsolete
24555 text in MPFR section.
24557 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24559 * dwarf2out.c (class_scope_p): New static inline.
24560 (class_or_namespace_scope_p): Use it.
24561 (gen_variable_die): Use DW_TAG_member tag for static data member
24562 declarations instead of DW_TAG_variable.
24564 PR middle-end/39573
24565 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24568 2009-04-08 Richard Guenther <rguenther@suse.de>
24570 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24571 valueize random data.
24573 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24575 * config.gcc (aix tm_file): Add aix-stdint.h.
24576 (aix tm clause use_gcc_stdint): Set to wrap.
24577 * config/rs6000/aix-stdint.h: New file.
24579 2009-04-08 Richard Guenther <rguenther@suse.de>
24581 PR middle-end/36291
24582 * tree-dfa.c (add_referenced_var): Do not recurse into
24583 global initializers.
24584 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24586 (fold_const_aggregate_ref): Likewise.
24588 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24590 * recog.c (ordered_comparison_operator): New.
24591 * gensupport.c (std_preds): Add it.
24592 * doc/md.texi (Machine-Independent Predicates): Document it.
24594 2009-04-08 Jan Hubicka <jh@suse.cz>
24596 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24597 * function.h (rtl_eh): Remove exception_handler_label_map.
24598 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24599 remove_exception_handler_label, for_each_eh_label_1): Remove.
24600 (rtl_remove_unreachable_regions): Remove.
24601 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24602 (find_exception_handler_labels): Don't build the hashtable.
24603 (maybe_remove_eh_handler): Remove.
24604 (for_each_eh_label): Rewrite to walk the tree.
24605 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24606 * except.h (maybe_remove_eh_handler): Remove.
24607 * passes.c (init_optimization_passes): Schedule second EH cleanup
24609 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24610 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24612 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24614 * genoutput.c (validate_optab_operands): New.
24615 (gen_insn, gen_expand): Call it.
24617 * genflags.c (gen_insn): Detect misused iterators.
24618 (main): Pass line_no to gen_insn, exit with status 1 on error.
24620 * genextract.c (line_no): Make global.
24621 (VEC_safe_set_locstr): Change assertion to error message.
24622 (main): Exit with status 1 on error.
24624 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24628 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24629 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24630 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24631 * c-convert.c (convert): Do not call fold on results of conversion
24632 functions when the result is a C_MAYBE_CONST_EXPR.
24633 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24634 of __builtin_choose_expr.
24635 * c-typeck.c (remove_c_maybe_const_expr): New.
24636 (build_unary_op, build_conditional_expr, build_compound_expr,
24637 build_binary_op, c_objc_common_truthvalue_conversion): Call
24638 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24641 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24643 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24644 CODE to produce a new one. Add a prototype to use fold_convert_const
24646 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24649 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24650 mix declarations and code.
24652 2009-04-08 Ben Elliston <bje@au.ibm.com>
24654 * gcc.c: Replace `CC' with `GCC' throughout.
24656 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24658 * doc/invoke.texi: Document Atom support.
24660 2009-04-07 Jason Merrill <jason@redhat.com>
24663 * c-common.h, c-common.c: Add flag_pretty_templates.
24664 * c-opts.c (c_common_handle_option): Set it.
24665 * c.opt: Add -fno-pretty-templates.
24666 * doc/invoke.texi (C++ Dialect Options): Likewise.
24668 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24670 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24671 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24672 (ia64_expand_builtin): Likewise.
24674 2009-04-07 Martin Jambor <mjambor@suse.cz>
24676 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24677 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24678 ADDR_EXPRS are include too.
24680 2009-04-07 Richard Guenther <rguenther@suse.de>
24682 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24683 decls are only used if passes as parameters or if they are
24684 local statics and the call is not to a builtin.
24685 (call_may_clobber_ref_p_1): Likewise.
24687 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24689 * expr.c (do_store_flag): Remove last argument. Simplify code
24690 to avoid duplication of tests already done by can_compare_p.
24691 (expand_expr_real_1): Adjust caller.
24693 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24695 * optabs.c (can_compare_p): Test the predicate of a
24696 cbranch and cstore pattern.
24698 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24700 * expr.c (convert_move): Use emit_store_flag instead of
24703 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24705 * config/i386/i386.c (ix86_compare_emitted): Remove.
24706 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24707 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24708 * config/i386/i386.h (ix86_compare_emitted): Remove.
24709 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24710 instead of ix86_compare_emitted.
24711 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24713 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24715 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24716 Add t-sysroot-suffix to tmake_file.
24717 * config/print-sysroot-suffix.sh: New file.
24718 * config/t-sysroot-suffix: New file.
24720 2009-04-07 Ben Elliston <bje@au.ibm.com>
24722 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24723 as the latter produces a warning when the target does not support
24726 2009-04-07 Ben Elliston <bje@au.ibm.com>
24728 * dfp.c: Replace type punning assignments with memcpy throughout.
24729 * Makefile.in (dfp.o-warn): Remove.
24731 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24734 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24735 Include soft-fp/t-softfp after rs6000/t-linux64.
24737 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24739 * stor-layout.c (set_sizetype): Use the full precision of their
24740 machine mode for bitsize types.
24742 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24744 * config/i386/i386.md: Revert 2 accidental checkins.
24746 2009-04-06 Joey Ye <joey.ye@intel.com>
24747 Xuepeng Guo <xuepeng.guo@intel.com>
24748 H.J. Lu <hongjiu.lu@intel.com>
24750 Atom pipeline model, tuning and insn selection.
24751 * config.gcc (atom): Add atom config options and target.
24753 * config/i386/atom.md: New.
24755 * config/i386/i386.c (atom_cost): New cost.
24756 (m_ATOM): New macro flag.
24757 (initial_ix86_tune_features): Set m_ATOM.
24758 (x86_accumulate_outgoing_args): Likewise.
24759 (x86_arch_always_fancy_math_387): Likewise.
24760 (processor_target): Add Atom cost.
24761 (cpu_names): Add Atom cpu name.
24762 (override_options): Set Atom ISA.
24763 (ix86_issue_rate): New case PROCESSOR_ATOM.
24764 (ix86_adjust_cost): Likewise.
24766 * config/i386/i386.h (TARGET_ATOM): New target macro.
24767 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24768 (TARGET_OPT_AGU): New target option.
24769 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24770 (processor_type): Add PROCESSOR_ATOM.
24772 * config/i386/i386.md (cpu): Add new value "atom".
24773 (use_carry, movu): New attr.
24774 (atom.md): Include atom.md.
24775 (adddi3_carry_rex64): Set attr "use_carry".
24776 (addqi3_carry): Likewise.
24777 (addhi3_carry): Likewise.
24778 (addsi3_carry): Likewise.
24779 (*addsi3_carry_zext): Likewise.
24780 (subdi3_carry_rex64): Likewise.
24781 (subqi3_carry): Likewise.
24782 (subhi3_carry): Likewise.
24783 (subsi3_carry): Likewise.
24784 (x86_movdicc_0_m1_rex64): Likewise.
24785 (*x86_movdicc_0_m1_se): Likewise.
24786 (x86_movsicc_0_m1): Likewise.
24787 (*x86_movsicc_0_m1_se): Likewise.
24788 (*adddi_1_rex64): Emit add insn as much as possible.
24789 (*addsi_1): Likewise.
24790 (return_internal): Set atom_unit.
24791 (return_internal_long): Likewise.
24792 (return_pop_internal): Likewise.
24793 (*rcpsf2_sse): Set atom_sse_attr attr.
24794 (*qrt<mode>2_sse): Likewise.
24795 (*prefetch_sse): Likewise.
24797 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24799 (ix86_target_macros_internal): Likewise.
24801 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24802 (*prefetch_sse_rex): Likewise.
24803 (sse_rcpv4sf2): Likewise.
24804 (sse_vmrcpv4sf2): Likewise.
24805 (sse_sqrtv4sf2): Likewise.
24806 (<sse>_vmsqrt<mode>2): Likewise.
24807 (sse_ldmxcsr): Likewise.
24808 (sse_stmxcsr): Likewise.
24809 (*sse_sfence): Likewise.
24810 (sse2_clflush): Likewise.
24811 (*sse2_mfence): Likewise.
24812 (*sse2_lfence): Likewise.
24813 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24814 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24815 (avx_movdqu<avxmodesuffix>): Likewise.
24816 (avx_lddqu<avxmodesuffix>): Likewise.
24817 (sse2_movntv2di): Change attr "type" to "ssemov".
24818 (sse2_movntsi): Likewise.
24819 (rsqrtv8sf2): Change attr "type" to "sseadd".
24820 (sse3_addsubv2df3): Set attr "atom_unit".
24821 (sse3_h<plusminus_insn>v4sf3): Likewise.
24822 (*sse2_pmaddwd): Likewise.
24823 (*vec_extractv2di_1_rex64): Likewise.
24824 (*vec_extractv2di_1_avx): Likewise.
24825 (sse2_psadbw): Likewise.
24826 (ssse3_phaddwv8hi3): Likewise.
24827 (ssse3_phaddwv4hi3): Likewise.
24828 (ssse3_phadddv4si3): Likewise.
24829 (ssse3_phadddv2si3): Likewise.
24830 (ssse3_phaddswv8hi3): Likewise.
24831 (ssse3_phaddswv4hi3): Likewise.
24832 (ssse3_phsubwv8hi3): Likewise.
24833 (ssse3_phsubwv4hi3): Likewise.
24834 (ssse3_phsubdv4si3): Likewise.
24835 (ssse3_phsubdv2si3): Likewise.
24836 (ssse3_phsubswv8hi3): Likewise.
24837 (ssse3_phsubswv4hi3): Likewise.
24838 (ssse3_pmaddubsw128): Likewise.
24839 (sse3_pmaddubsw: Likewise.
24840 (ssse3_palignrti): Likewise.
24841 (ssse3_palignrdi): Likewise.
24843 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24845 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24847 2009-04-06 Richard Guenther <rguenther@suse.de>
24849 PR tree-optimization/28868
24850 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24851 of which PHI results we inserted.
24852 (insert_into_preds_of_block): Record inserted PHIs.
24853 (eliminate): Eliminate redundant PHI nodes.
24854 (init_pre): Init inserted_phi_names.
24856 2009-04-06 Richard Guenther <rguenther@suse.de>
24858 PR tree-optimization/39643
24859 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24860 IMAGPART_EXPRs of complex constants.
24861 (execute_fold_all_builtins): If we folded a call queue
24862 TODO_update_address_taken.
24864 2009-04-06 Jan Hubicka <jh@suse.cz>
24866 PR middle-end/39659
24867 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24870 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24872 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24874 (ic_invalidate_array): Likewise.
24876 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24878 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24879 alignment for library calls.
24881 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24883 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24884 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24885 * config/i386/mingw-stdint.h: New file.
24887 2009-04-05 Richard Guenther <rguenther@suse.de>
24889 PR tree-optimization/39648
24890 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24891 our &A vs. &A[0] IL deficiencies.
24893 2009-04-04 Jan Hubicka <jh@suse.cz>
24895 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24896 removed toplevel regions.
24897 (sjlj_mark_call_sites): Likewise.
24899 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24901 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24902 (cygwin tm clause use_gcc_stdint): Set to wrap.
24903 * config/i386/cygwin-stdint.h: New file.
24905 2009-04-04 Richard Guenther <rguenther@suse.de>
24907 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24908 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24909 single-argument PHIs if we are in loop-closed SSA form.
24910 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24911 for the pre-condition.
24912 (slpeel_tree_peel_loop_to_edge): Likewise.
24913 (vect_build_loop_niters): Take an optional sequence to append stmts.
24914 (vect_generate_tmps_on_preheader): Likewise.
24915 (vect_do_peeling_for_loop_bound): Take extra guards for the
24917 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24918 the cost model check.
24919 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24920 guards if we are going to peel. Do not apply versioning in that case.
24921 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24922 (vect_do_peeling_for_loop_bound): Likewise.
24923 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24924 loop bound only record extra pre-conditions, do not apply loop
24927 2009-04-04 Richard Guenther <rguenther@suse.de>
24929 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24932 2009-04-04 Jan Hubicka <jh@suse.cz>
24934 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24935 last_basic_block for size of bb->index indexed array.
24936 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24937 compute_out, link_btr_uses, build_btr_def_use_webs,
24938 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24940 2009-04-04 Jan Hubicka <jh@suse.cz>
24942 * except.c (remove_eh_handler_and_replace): Break out from ...
24943 (remove_eh_handler): ... here.
24944 (bring_to_root): New function.
24945 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24946 handled ones, bring others to root of tree.
24948 2009-04-04 Jan Hubicka <jh@suse.cz>
24950 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24951 (all_phis_safe_to_merge): New function.
24952 (update_info): New structure.
24953 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24954 (cleanup_empty_eh): Update SSA if possible.
24956 2009-04-04 Richard Guenther <rguenther@suse.de>
24958 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24959 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24960 (append_vuse): Likewise.
24962 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24964 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24965 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24966 instead of REG_UNSAVED for DW_CFA_undefined.
24967 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24968 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24971 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24974 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24976 2009-04-04 Richard Guenther <rguenther@suse.de>
24978 PR tree-optimization/8781
24979 PR tree-optimization/37892
24980 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24981 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24982 (valueize_refs): Call it for *& valueizations.
24983 (shared_reference_ops_from_ref): Rename to ...
24984 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24985 (shared_reference_ops_from_call): Rename to ...
24986 (valueize_shared_reference_ops_from_call): ... this and valueize.
24987 (vn_reference_lookup): Update.
24988 (visit_reference_op_call): Likewise.
24989 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24990 (eliminate): Value-replace the call address in call statements.
24992 2009-04-04 Richard Guenther <rguenther@suse.de>
24994 PR tree-optimization/39636
24995 * tree-ssa-forwprop.c
24996 (forward_propagate_addr_into_variable_array_index): Check for
24997 GIMPLE_ASSIGN before accessing the rhs code.
24999 2009-04-03 Jason Merrill <jason@redhat.com>
25001 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25003 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25005 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25006 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25007 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25008 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25009 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25010 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25011 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25012 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25013 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25014 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25015 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25016 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25017 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25018 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25019 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25020 Use fr_reg_or_fp01_operand instead of fr_register_operand
25022 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25023 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25024 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25026 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25028 PR rtl-optimization/39607
25029 PR rtl-optimization/39631
25033 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25034 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25035 instead of DF_LR_OUT.
25036 * ira-lives.c (process_bb_node_lives): Ditto.
25037 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25038 instead of DF_LR_{OUT,IN}.
25039 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25040 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25042 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25044 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25045 (execute_lower_omp): Always run but take the short way out if -fopenmp
25047 (gate_lower_omp): Remove, forcing the pass manager to always run the
25048 pass and always set PROP_gimple_lomp.
25049 (pass_lower_omp): Remove gate function.
25050 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25051 PROP_trees. Instead, require it.
25052 * ipa-cp.c (pass_ipa_cp): Likewise.
25053 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25054 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25055 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25056 and PROP_gimple_leh.
25058 2009-04-03 Richard Guenther <rguenther@suse.de>
25060 PR middle-end/13146
25061 PR tree-optimization/23940
25062 PR tree-optimization/33237
25063 PR middle-end/33974
25064 PR middle-end/34093
25065 PR tree-optimization/36201
25066 PR tree-optimization/36230
25067 PR tree-optimization/38049
25068 PR tree-optimization/38207
25069 PR tree-optimization/38230
25070 PR tree-optimization/38301
25071 PR tree-optimization/38585
25072 PR middle-end/38895
25073 PR tree-optimization/38985
25074 PR tree-optimization/39299
25075 * tree-ssa-structalias.h: Remove.
25076 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25077 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25078 (struct vuse_element_d): Remove.
25079 (struct vuse_vec_d): Likewise.
25080 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25081 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25082 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25083 VUSE_ELEMENT_VAR): Likewise.
25084 (struct voptype_d): Likewise.
25085 (NUM_VOP_FREE_BUCKETS): Likewise.
25086 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25087 (struct stmt_operands_d): Remove.
25088 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25089 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25090 VDEF_NUM, VDEF_VECT): Likewise.
25091 (copy_virtual_operands): Remove.
25092 (operand_build_cmp): Likewise.
25093 (create_ssa_artificial_load_stmt): Likewise.
25094 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25095 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25096 vuse_index and mayuse_index members. Pack and move done and iter_type
25097 members to the front.
25098 (SSA_OP_VMAYUSE): Remove.
25099 (SSA_OP_VIRTUAL_USES): Adjust.
25100 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25101 (unlink_stmt_vdef): Declare.
25102 (add_to_addressable_set): Remove.
25103 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25104 (vrp_visit_stmt): Likewise.
25105 * doc/tree-ssa.texi (Alias analysis): Update.
25106 * doc/invoke.texi (max-aliased-vops): Remove docs.
25107 (avg-aliased-vops): Likewise.
25108 * tree-into-ssa.c (syms_to_rename): Remove.
25109 (need_to_update_vops_p): Likewise.
25110 (need_to_initialize_update_ssa_p): Rename to ...
25111 (update_ssa_initialized_fn): ... this. Track function we are
25113 (symbol_marked_for_renaming): Simplify.
25114 (add_new_name_mapping): Do not set need_to_update_vops_p.
25115 (dump_currdefs): Use SYMS_TO_RENAME.
25116 (rewrite_update_stmt): Always walk all uses/defs.
25117 (dump_update_ssa): Adjust.
25118 (init_update_ssa): Take function argument. Track what we are
25120 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25121 (create_new_def_for): Initialize for cfun, assert we are initialized
25123 (mark_sym_for_renaming): Simplify.
25124 (mark_set_for_renaming): Do not initialize update-ssa.
25125 (need_ssa_update_p): Simplify. Take function argument.
25126 (name_mappings_registered_p): Assert we ask for the correct function.
25127 (name_registered_for_update_p): Likewise.
25128 (ssa_names_to_replace): Likewise.
25129 (release_ssa_name_after_update_ssa): Likewise.
25130 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25131 (dump_decl_set): Do not print a newline.
25132 (debug_decl_set): Do it here.
25133 (dump_update_ssa): And here.
25134 * tree-ssa-loop-im.c (move_computations): Adjust.
25135 (movement_possibility): Likewise.
25136 (determine_max_movement): Likewise.
25137 (gather_mem_refs_stmt): Likewise.
25138 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25139 or NAME_MEMORY_TAG.
25140 * tree-complex.c (update_all_vops): Remove.
25141 (expand_complex_move): Adjust.
25142 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25143 Simplify test for memory referencing statement. Exclude
25144 non-invariant ADDR_EXPRs.
25145 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25146 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25147 (rdg_flag_uses): Likewise.
25148 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25150 (tree_optimize_tail_calls_1): Also split the
25151 edge from the entry block if we have degenerate PHI nodes in
25152 the first basic block.
25153 * tree.c (init_ttree): Remove memory-tag related code.
25154 (tree_code_size): Likewise.
25155 (tree_node_structure): Likewise.
25156 (build7_stat): Re-write to be build6_stat.
25157 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25158 (SSA_VAR_P): Adjust.
25159 (struct tree_memory_tag): Remove.
25160 (struct tree_memory_partition_tag): Likewise.
25161 (union tree_node): Adjust.
25162 (build7): Re-write to be build6.
25163 * tree-pass.h (pass_reset_cc_flags): Remove.
25164 (TODO_update_address_taken): New flag.
25165 (pass_simple_dse): Remove.
25166 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25167 * params.h (MAX_ALIASED_VOPS): Remove.
25168 (AVG_ALIASED_VOPS): Likewise.
25169 * omp-low.c (expand_omp_taskreg): Update SSA form.
25170 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25171 aliases the lhs in a copy stmt.
25172 * tree-ssa-dse.c (struct address_walk_data): Remove.
25173 (memory_ssa_name_same): Likewise.
25174 (memory_address_same): Likewise.
25175 (get_kill_of_stmt_lhs): Likewise.
25176 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25177 unused stores. Look through PHI nodes into post-dominated regions.
25178 (dse_optimize_stmt): Simplify. Properly remove stores.
25179 (tree_ssa_dse): Compute dominators.
25180 (execute_simple_dse): Remove.
25181 (pass_simple_dse): Likewise.
25182 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25183 gimple_loaded_syms and gimple_stored_syms computation.
25184 * toplev.c (dump_memory_report): Dump alias and pta stats.
25185 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25186 (vn_reference_eq): Likewise.
25187 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25188 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25189 valueize_vuses): Remove.
25190 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25191 (get_def_ref_stmt_vuse): ... this.
25192 (vn_reference_lookup_2): New function.
25193 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25194 walking equivalent vuses. Simplify.
25195 (vn_reference_lookup): Likewise.
25196 (vn_reference_insert): Likewise.
25197 (vn_reference_insert_pieces): Likewise.
25198 (visit_reference_op_call): Simplify.
25199 (visit_reference_op_load): Likewise.
25200 (visit_reference_op_store): Likewise.
25201 (init_scc_vn): Remove shared_lookup_vuses initialization.
25202 (free_scc_vn): Remove shared_lookup_vuses freeing.
25203 (sort_vuses, sort_vuses_heap): Remove.
25204 (get_ref_from_reference_ops): Export.
25205 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25206 vector with single vuse pointer.
25207 (vn_reference_lookup_pieces, vn_reference_lookup,
25208 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25209 (shared_vuses_from_stmt): Remove.
25210 (get_ref_from_reference_ops): Declare.
25211 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25212 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25213 memory-tag related code.
25214 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25215 (likely_value): Add comment, skip static-chain of call statements.
25216 (surely_varying_stmt_p): Adjust.
25217 (gimplify_and_update_call_from_tree): Likewise.
25218 (execute_fold_all_builtins): Do not rebuild alias info.
25219 (gimplify_and_update_call_from_tree): Properly update VOPs.
25220 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25221 (copy_ref_info): Remove memory-tag related code.
25222 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25223 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25224 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25226 * tree-ssa-dom.c (gimple_p): Remove typedef.
25227 (eliminate_redundant_computations): Adjust.
25228 (record_equivalences_from_stmt): Likewise.
25229 (avail_expr_hash): Likewise.
25230 (avail_expr_eq): Likewise.
25231 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25232 (stmt_makes_single_load): Likewise.
25233 (stmt_makes_single_store): Likewise.
25234 * tree-ssa-alias.c: Rewrite completely.
25235 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25236 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25237 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25238 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25239 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25240 Remove public functions.
25241 (pass_reset_cc_flags): Remove.
25242 (pass_build_alias): Move ...
25243 * tree-ssa-structalias.c (pass_build_alias): ... here.
25244 * tree-ssa-alias.c (may_be_aliased): Move ...
25245 * tree-flow-inline.h (may_be_aliased): ... here.
25246 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25247 count_uses_and_derefs): Move ...
25248 * gimple.c: ... here.
25249 * gimple.h (count_uses_and_derefs): Declare.
25250 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25251 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25252 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25253 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25254 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25255 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25256 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25258 * tree-dfa.c (refs_may_alias_p): Move ...
25259 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25260 * tree-ssa-alias.h: New file.
25261 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25262 (statement_sink_location): Likewise.
25263 * opts.c (decode_options): Do not adjust max-aliased-vops or
25264 avg-aliased-vops values.
25265 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25266 (TV_CALL_CLOBBER): Likewise.
25267 (TV_FLOW_SENSITIVE): Likewise.
25268 (TV_FLOW_INSENSITIVE): Likewise.
25269 (TV_MEMORY_PARTITIONING): Likewise.
25270 (TV_ALIAS_STMT_WALK): New timevar.
25271 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25272 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25273 (get_address_description): Remove memory-tag related code.
25274 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25275 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25276 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25277 and immediate uses in statements. Document.
25278 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25279 (dump_symbols): Remove.
25280 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25281 * alias.c (get_deref_alias_set): New function split out from ...
25282 (get_alias_set): ... here.
25283 * alias.h (get_deref_alias_set): Declare.
25284 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25285 type parameter. Remove restrict pointer handling. Create a
25286 ref-all pointer in case type-based alias sets do not conflict.
25287 (vect_analyze_data_refs): Remove SMT related code.
25288 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25289 (vectorizable_load): Likewise.
25290 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25291 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25292 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25293 Ignore vops and SMTs.
25294 (dr_analyze_alias): Likewise..
25295 (free_data_ref): Likewise.
25296 (create_data_ref): Likewise.
25297 (analyze_all_data_dependences): Likewise.
25298 (get_references_in_stmt): Adjust.
25299 * tree-flow-inline.h (gimple_aliases_computed_p,
25300 gimple_addressable_vars, gimple_call_clobbered_vars,
25301 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25302 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25303 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25304 gimple_mem_ref_stats): Remove.
25305 (gimple_vop): New function.
25306 (op_iter_next_use): Remove vuses and mayuses cases.
25307 (op_iter_next_def): Remove vdefs case.
25308 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25309 (clear_and_done_ssa_iter): Do not set removed fields.
25310 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25311 Assert we are not iterating over vuses or vdefs if not also
25312 iterating over uses or defs.
25313 (op_iter_init_use): Likewise.
25314 (op_iter_init_def): Likewise.
25315 (op_iter_next_vdef): Remove.
25316 (op_iter_next_mustdef): Likewise.
25317 (op_iter_init_vdef): Likewise.
25318 (compare_ssa_operands_equal): Likewise.
25319 (link_use_stmts_after): Handle vuse operand.
25320 (is_call_used): Use is_call_clobbered.
25321 (is_call_clobbered): Global variables are always call clobbered,
25322 query the call-clobbers bitmap.
25323 (mark_call_clobbered): Ignore global variables.
25324 (clear_call_clobbered): Likewise.
25325 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25326 virtual operands sanity check.
25327 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25329 (TARGET_MEM_REF): Remove TMR_TAG operand.
25330 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25331 Remove call-clobber related code.
25332 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25333 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25334 partitions or escape reason.
25335 (get_single_def_stmt, get_single_def_stmt_from_phi,
25336 get_single_def_stmt_with_phi): Remove.
25337 (dump_referenced_vars): Tidy.
25338 (get_ref_base_and_extent): Allow bare decls.
25339 (collect_dfa_stats): Adjust.
25340 * graphite.c (rename_variables_in_stmt): Adjust.
25341 (graphite_copy_stmts_from_block): Likewise.
25342 (translate_clast): Likewise.
25343 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25345 (translate_vuse_through_block): Use the oracle.
25346 (phi_translate_1): Adjust.
25347 (value_dies_in_block_x): Use the oracle. Cache the outcome
25349 (valid_in_sets): Check if the VUSE for
25350 a REFERENCE is available.
25351 (eliminate): Do not remove stmts during elimination,
25352 instead queue and remove them afterwards.
25353 (do_pre): Do not rebuild alias info.
25354 (pass_pre): Run TODO_rebuild_alias before PRE.
25355 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25356 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25357 (mark_all_v_defs_stmt): Remove.
25358 (mark_all_v_defs_seq): Adjust.
25359 (sra_replace): Likewise.
25360 (scalarize_use): Likewise.
25361 (scalarize_copy): Likewise.
25362 (scalarize_init): Likewise.
25363 (scalarize_ldst): Likewise.
25364 (todoflags): Remove.
25365 (tree_sra): Do not rebuild alias info.
25366 (tree_sra_early): Adjust.
25367 (pass_sra): Run TODO_update_address_taken before SRA.
25368 * tree-predcom.c (set_alias_info): Remove.
25369 (prepare_initializers_chain): Do not call it.
25370 (mark_virtual_ops_for_renaming): Adjust.
25371 (mark_virtual_ops_for_renaming_list): Remove.
25372 (initialize_root_vars): Adjust.
25373 (initialize_root_vars_lm): Likewise.
25374 (prepare_initializers_chain): Likewise.
25375 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25376 (may_propagate_copy_into_stmt): Likewise.
25377 (merge_alias_info): Do nothing for now.
25378 (propagate_tree_value_into_stmt): Adjust.
25379 (stmt_may_generate_copy): Likewise.
25380 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25381 not mark symbols for renaming.
25382 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25383 with the same statement, make sure to update the new pointed-to one.
25384 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25385 call statements, do not mark symbols for renaming.
25386 (mark_operand_necessary): Dump something.
25387 (ref_may_be_aliased): New function.
25388 (mark_aliased_reaching_defs_necessary_1): New helper function.
25389 (mark_aliased_reaching_defs_necessary): Likewise.
25390 (mark_all_reaching_defs_necessary_1): Likewise.
25391 (mark_all_reaching_defs_necessary): Likewise.
25392 (propagate_necessity): Do not process virtual PHIs. For
25393 non-aliased loads mark all reaching definitions as necessary.
25394 For aliased loads and stores mark the immediate dominating
25395 aliased clobbers as necessary.
25396 (visited): New global static.
25397 (perform_tree_ssa_dce): Free visited bitmap after propagating
25399 (remove_dead_phis): Perform simple dead virtual PHI removal.
25400 (remove_dead_stmt): Properly unlink virtual operands when
25402 (eliminate_unnecessary_stmts): Schedule PHI removal after
25404 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25405 (process_replaceable): Likewise.
25406 (find_replaceable_in_bb): Likewise.
25407 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25408 based on the single gimple vop.
25409 (verify_flow_insensitive_alias_info): Remove.
25410 (verify_flow_sensitive_alias_info): Likewise.
25411 (verify_call_clobbering): Likewise.
25412 (verify_memory_partitions): Likewise.
25413 (verify_alias_info): Likewise.
25414 (verify_ssa): Adjust..
25415 (execute_update_addresses_taken): Export. Update SSA
25416 manually. Optimize only when optimizing. Use a local bitmap.
25417 (pass_update_address_taken): Remove TODO_update_ssa, add
25419 (pass_update_address_taken): Just use TODO_update_address_taken.
25420 (init_tree_ssa): Do not initialize addressable_vars.
25421 (verify_ssa): Verify new VUSE / VDEF properties.
25422 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25423 Do not call verify_alias_info.
25424 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25425 Do not free the loaded and stored syms bitmaps. Reset the escaped
25426 and callused solutions. Do not free addressable_vars.
25427 Remove memory-tag related code.
25428 (warn_uninitialized_var): Aliases are always available.
25429 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25430 * lambda-code.c (can_put_in_inner_loop): Adjust.
25431 (can_put_after_inner_loop): Likewise.
25432 (perfect_nestify): Likewise.
25433 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25434 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25435 (vectorizable_conversion): Do not mark symbols for renaming.
25436 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25437 (expand_call_inline): Unlink the calls virtual operands before
25439 (tree_function_versioning): Do not call update_ssa if we are not
25440 updating clones. Simplify.
25441 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25442 (propagate_with_phi): Likewise..
25443 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25444 clobber code. Assert we are not aliased or global.
25445 * tree-flow.h: Include tree-ssa-alias.h
25446 (enum escape_type): Remove.
25447 (struct mem_sym_stats_d): Likewise.
25448 (struct mem_ref_stats_d): Likewise.
25449 (struct gimple_df): Add vop member. Remove global_var,
25450 call_clobbered_vars, call_used_vars, addressable_vars,
25451 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25452 escaped and callused members.
25453 (struct ptr_info_def): Remove all members, add points-to solution
25455 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25456 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25457 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25458 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25459 (tree-ssa-alias.o): Likewise.
25460 (toplev.o): Add tree-ssa-alias.h
25461 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25462 * gimple.c (gimple_set_bb): Fix off-by-one error.
25463 (is_gimple_reg): Do not handle memory tags.
25464 (gimple_copy): Also copy virtual operands.
25465 Delay updating the statement. Do not reset loaded and stored syms.
25466 (gimple_set_stored_syms): Remove.
25467 (gimple_set_loaded_syms): Likewise.
25468 (gimple_call_copy_skip_args): Copy the virtual operands
25469 and mark the new statement modified.
25470 * tree-ssa-structalias.c (may_alias_p): Remove.
25471 (set_uids_in_ptset): Take the alias set to prune with as
25472 parameter. Fold in the alias test of may_alias_p.
25473 (compute_points_to_sets): Compute whether a ptr is dereferenced
25474 in a local sbitmap.
25475 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25476 other ADDRESSOF constraints on the lhs.
25477 (get_constraint_for_component_ref): Assert that we don't get
25478 ADDRESSOF constraints from the base of the reference.
25479 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25480 (struct variable_info): Remove collapsed_to member.
25481 (get_varinfo_fc): Remove.
25482 (new_var_info): Do not set collapsed_to.
25483 (dump_constraint): Do not follow cycles.
25484 (dump_constraint_graph): Likewise.
25485 (build_pred_graph): Likewise.
25486 (build_succ_graph): Likewise.
25487 (rewrite_constraints): Likewise.
25488 (do_simple_structure_copy): Remove.
25489 (do_rhs_deref_structure_copy): Remove.
25490 (do_lhs_deref_structure_copy): Remove.
25491 (collapse_rest_of_var): Remove.
25492 (do_structure_copy): Re-implement.
25493 (pta_stats): New global variable.
25494 (dump_pta_stats): New function.
25495 (struct constraint_expr): Make offset signed.
25496 (UNKNOWN_OFFSET): Define special value.
25497 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25498 (solution_set_expand): New helper function split out from ...
25499 (do_sd_constraint): ... here.
25500 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25501 (do_ds_constraint): Likewise.
25502 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25503 and CALLUSED = *CALLUSED.
25504 (set_union_with_increment): Make inc argument signed.
25505 (type_safe): Remove.
25506 (get_constraint_for_ptr_offset): Handle unknown and negative
25508 (first_vi_for_offset): Handle offsets before start. Bail
25509 out early for offsets beyond the variable extent.
25510 (first_or_preceding_vi_for_offset): New function.
25511 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25512 Together with ESCAPED = *ESCAPED this properly computes reachability.
25513 (find_what_var_points_to): New function.
25514 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25515 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25516 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25517 pt_solutions_intersect): New functions.
25518 (compute_call_used_vars): Remove.
25519 (compute_may_aliases): New main entry into PTA computation.
25520 * gimple.h (gimple_p): New typedef.
25521 (struct gimple_statement_base): Remove references_memory_p.
25522 (struct gimple_statement_with_memory_ops_base): Remove
25523 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25525 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25526 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25527 gimple_set_references_memory): Remove.
25528 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25529 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25531 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25532 (verify_expr): Allow RESULT_DECL.
25533 (gimple_duplicate_bb): Do not copy virtual operands.
25534 (gimple_duplicate_sese_region): Adjust.
25535 (gimple_duplicate_sese_tail): Likewise.
25536 (mark_virtual_ops_in_region): Remove.
25537 (move_sese_region_to_fn): Do not call it.
25538 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25539 and pass_simple_dse.
25540 (execute_function_todo): Handle TODO_update_address_taken,
25541 call execute_update_addresses_taken for TODO_rebuild_alias.
25542 (execute_todo): Adjust.
25543 (execute_one_pass): Init dump files early.
25544 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25546 (create_general_new_stmt): Clear vops.
25547 * tree-ssa-reassoc.c (get_rank): Adjust.
25548 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25549 symbols for renaming.
25550 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25551 (PARAM_AVG_ALIASED_VOPS): Likewise.
25552 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25553 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25554 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25555 (operand_build_cmp, copy_virtual_operands,
25556 create_ssa_artificial_load_stmt, add_to_addressable_set,
25557 gimple_add_to_addresses_taken): Remove public functions.
25558 (unlink_stmt_vdef): New function.
25560 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25562 * config.gcc (powerpc-*-linux*): Merge variants.
25564 2009-04-02 Chao-ying Fu <fu@mips.com>
25565 James Grosbach <james.grosbach@microchip.com>
25567 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25568 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25570 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25571 keep_interrupts_masked_p, use_debug_exception_return_p.
25572 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25573 keep_interrupts_masked, use_debug_exception_return.
25574 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25575 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25577 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25578 (mips_print_operand): Process COP0 registers to print $0 .. $31
25579 correctly for GAS to process.
25580 (mips_interrupt_extra_call_saved_reg_p): New function.
25581 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25583 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25584 (mips_compute_frame_info): Add supports for interrupt context that
25585 includes doubleword accumulators and COP0 registers.
25586 (mips_for_each_saved_acc): New function.
25587 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25588 mips_for_each_saved_reg.
25589 (mips_save_reg): Save accumulators.
25590 (mips_kernel_reg_p): A new for_each_rtx callback.
25591 (mips_expand_prologue): Support interrupt handlers.
25592 (mips_restore_reg): Restore accumulators.
25593 (mips_expand_epilogue): Support interrupt handlers.
25594 (mips_can_use_return_insn): Return false for interrupt handlers.
25595 (mips_epilogue_uses): New function.
25596 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25597 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25598 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25599 cop0_move): New instructions.
25600 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25601 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25603 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25605 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25606 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25607 interrupt handlers, we use K0 as the temporary register.
25608 (EPILOGUE_USES): Change to a function call.
25609 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25610 handlers, we use K0 as the temporary register.
25612 * doc/extend.texi (Function Attributes): Document interrupt,
25613 use_shadow_register_set, keep_interrupts_masked,
25614 use_debug_exception_return for MIPS attributes.
25616 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25618 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25619 Remove a number of t-files from tmake_file.
25620 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25621 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25622 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25623 target_prototype, not TARGET_PROTOTYPE.
25624 (LINK_OS_GNU_SPEC): Define.
25625 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25626 and darwin-ldoubdle.c.
25628 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25631 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25632 (cpp_options): Ditto.
25633 (default_compilers): Ditto.
25634 (display_help): Ditto.
25635 (process_command): Ditto.
25636 (do_spec_1): Ditto.
25637 (set_input): Use lbasename instead of duplicate code.
25638 (save_temps_prefix): New static for -save-temps=obj.
25639 (save_temps_length): Ditto.
25641 * doc/invoke.texi (-save-temps=obj): Document new variant to
25642 -save-temps switch.
25644 2009-04-02 Jeff Law <law@redhat.com>
25646 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25649 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25651 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25652 * configure: Regenerated.
25654 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25656 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25657 share the argument list.
25659 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25663 2009-02-12 Diego Novillo <dnovillo@google.com>
25665 * varpool.c (debug_varpool): New.
25666 * cgraph.h (debug_varpool): Declare.
25668 2009-04-02 Jan Hubicka <jh@suse.cz>
25670 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25673 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25675 * config/i386/i386.c (ix86_abi): Move initialization to ...
25676 (override_options): Here.
25678 2009-04-02 Christian Bruel <christian.bruel@st.com>
25680 * config/sh/sh.c (sh_dwarf_register_span): New function.
25681 (TARGET_DWARF_REGISTER_SPAN): Define.
25682 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25684 2009-04-02 Ira Rosen <irar@il.ibm.com>
25686 PR tree-optimization/39595
25687 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25688 interleaved loads group is not greater than the SLP group size.
25690 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25692 * builtins.c (is_builtin_name): New.
25693 (called_as_built_in): Use is_builtin_name.
25694 * tree.h (is_builtin_name): New.
25695 * varasm.c (incorporeal_function_p): Use is_builtin_name
25697 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25699 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25701 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25704 * c-decl.c (clone_underlying_type): Move this ...
25705 * c-common.c (set_underlying_type): ... here.
25706 Also, make sure the function properly sets TYPE_STUB_DECL() on
25707 the newly created typedef variant type.
25708 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25709 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25712 2009-04-02 Richard Guenther <rguenther@suse.de>
25714 PR tree-optimization/37221
25715 * tree-flow.h (degenerate_phi_result): Declare.
25716 * tree-ssa-dom.c (degenerate_phi_result): Export.
25717 * tree-scalar-evolution.c (analyze_initial_condition): If
25718 the initial condition is defined by a degenerate PHI node
25719 use the degenerate value.
25721 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25723 PR rtl-optimization/39588
25724 * combine.c (merge_outer_ops): Do not set the constant when this
25726 (simplify_shift_const_1): Do not modify it either in this case.
25728 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25730 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25731 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25733 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25736 * c-lex.c (interpret_float): Default (no suffix) is double.
25738 2009-04-1 Xinliang David Li <davidxl@google.com>
25740 * config/i386/i386.c (legitimate_constant_p): Recognize
25741 all one vector constant.
25743 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25745 * config/vax/vax.c: Add #includes to silence warnings.
25746 Change #include order to silence two warnings.
25748 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25750 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25751 (ASM_SPEC): Pass -k to the assembler for PIC code.
25753 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25755 * config.gcc: Add vax-*-linux* to the switch.
25756 * config/vax/linux.h: New file. (TARGET_VERSION,
25757 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25761 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25762 Use predicate macros instead of GET_CODE() == foo.
25763 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25764 ashlsi3, rotrsi3, <unnamed>): Likewise.
25766 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25768 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25769 jbbccihi, jbbccisi): Remova trailing whitespace.
25770 * config/vax/constraints.md: Likewise.
25771 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25772 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25773 * config/vax/predicates.md: Likewise.
25774 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25775 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25776 * config/vax/vax.h: Likewise.
25777 * config/vax/vax.md (nonlocal_goto): Likewise.
25779 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25781 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25782 (indirectable_address_p, adjacent_operands_p): Add spaces around
25784 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25786 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25788 * config/vax/vax.c (legitimate_constant_address_p,
25789 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25790 index_term_p, reg_plus_index_p, legitimate_address_p,
25791 vax_mode_dependent_address_p): Update comments to match functions
25792 modified by the recent int->bool conversion.
25794 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25796 * config/vax/builtins.md: Update copyright message.
25797 * config/vax/constraints.md: Likewise.
25798 * config/vax/netbsd-elf.h: Likewise.
25799 * config/vax/predicates.md: Likewise.
25800 * config/vax/vax-protos.h: Likewise.
25801 * config/vax/vax.c: Likewise.
25802 * config/vax/vax.h: Likewise.
25803 * config/vax/vax.md: Likewise.
25804 * config/vax/vax.opt: Likewise.
25806 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25808 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25809 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25810 * config/vax/constraints.md (B, R): Likewise.
25811 * config/vax/predicates.md (external_memory_operand,
25812 nonimmediate_addsub_di_operand): Likewise.
25813 * config/vax/vax.c (vax_output_int_add): Likewise.
25814 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25815 untyped_call): Likewise.
25817 2009-04-01 Matt Thomas <matt@3am-software.com>
25819 * config/vax/predicates.md: New file.
25820 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25821 external_const_operand, nonsymbolic_operand, external_memory_operand,
25822 indirect_memory_operand, indexed_memory_operand,
25823 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25824 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25826 * config/vax/constraints.md: New file.
25827 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25829 * config/vax/builtins.md: New file.
25830 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25831 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25833 * config/vax/vax.opt (mqmath): Add option.
25834 * config/vax/vax.md (isfx): Extend with DI.
25835 (VAXintQH, VAXintQHSD): Define.
25836 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25837 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25838 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25839 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25840 (movdi): Update constraints and use vax_output_int_move().
25841 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25842 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25843 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25844 nonlocal_goto): New.
25845 (mov<mode>): Extend accepted operand types.
25846 (subdi3_old): Rename from subdi3, change update constraints and use
25847 a new implementation.
25848 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25849 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25850 MOVE_RATIO, CLEAR_RATIO): Define.
25851 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25852 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25853 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25854 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25855 (split_quadword_operands): Make static and really allow variable
25857 (print_operand_address): Update for PIC generation.
25858 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25859 indexable_address_p, fixup_mathdi_operand,
25860 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25861 (vax_float_literal, legitimate_constant_p,
25862 indirectable_constant_address_p, index_term_p,
25863 reg_plus_index_p): Return bool instead of int.
25864 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25866 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25868 (vax_output_conditional_branch): Indent.
25869 (legitimate_constant_address_p, indirectable_constant_address_p,
25870 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25871 vax_mode_dependent_address_p): Return bool instead of int, update for
25873 * config/vax/vax-protos.h (legitimate_constant_address_p,
25874 legitimate_constant_p, legitimate_address_p,
25875 vax_mode_dependent_address_p): Change declaration to bool.
25876 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25877 vax_expand_addsub_di_operands, vax_output_int_subtract,
25878 vax_output_movmemsi): Declare.
25879 (split_quadword_operands, vax_float_literal): Delete declaration.
25880 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25881 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25882 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25883 ASM_OUTPUT_DWARF_PCREL): Define.
25884 (ASM_SPEC): Change definition to allow PIC generation.
25886 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25888 * doc/sourcebuild.texi: Update front-end requirements.
25890 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25893 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25894 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25895 (booldi3_internal3): Use boolean_or_operator instead of
25898 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25901 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25902 declarator whose size is not an integer constant expression but
25903 folds to an integer constant, then treat it as a constant
25906 2009-04-01 Richard Guenther <rguenther@suse.de>
25908 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25909 i * 4 + 2 to (i * 2 + 1) * 2.
25911 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25914 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25915 return if c_parser_asm_string_literal returned NULL.
25917 2009-04-01 Nick Clifton <nickc@redhat.com>
25919 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25921 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25922 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25923 other typedefs to avoid conflicts with libgcc2.c. Define labels
25924 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25926 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25927 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25930 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25932 * varasm.c (default_function_rodata_section): Declare DOT as
25935 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25936 Andrey Galkin <agalkin@hypercom.com>
25939 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25940 Make object_name unique for each process.
25942 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25945 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25946 addressable variables in the parallel that could go out of scope while
25947 running queued tasks.
25949 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25951 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25952 (CASE_VALUES_THRESHOLD): Redefine.
25953 * config/avr/avr.c (avr_override_options): Remove initialization of
25954 avr_case_values_threshold variable.
25955 (avr_case_values_threshold): Remove variable. Add new function.
25956 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25957 * config/avr/avr.opt (mno-tablejump): Remove option.
25958 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25960 2009-04-01 DJ Delorie <dj@redhat.com>
25962 * varasm.c (default_function_rodata_section): Don't assume
25963 anything about where the first '.' in the section name is.
25965 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25967 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25968 rs6000_emit_stack_tie.
25970 2009-03-31 Ian Lance Taylor <iant@google.com>
25972 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25973 gimple_code with GIMPLE_RESX, not RESX.
25975 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25977 * c-common.c (c_get_ident): New.
25978 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25980 2009-04-01 Ben Elliston <bje@au.ibm.com>
25982 * config/rs6000/sysv4.opt (msdata): Improve option description.
25984 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25986 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25987 (divdf3_internal_lat): Remove.
25988 (divxf3_internal_lat): Remove.
25989 (divxf3_internal_thr): Remove.
25990 (divxf): Use divxf3_internal.
25991 * config/ia64/div.md (divsf3_internal_lat): New.
25992 (divdf3_internal_lat): New.
25993 (divxf3_internal): New.
25995 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25998 * Makefile.in (USE_GCC_STDINT): Define.
25999 (stmp-int-hdrs): Install stdint.h if applicable.
26000 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26002 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26003 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26004 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26005 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26006 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26007 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26008 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26009 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26010 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26011 (c_common_nodes_and_builtins): Initialize
26012 underlying_wchar_type_node. Do not initialize
26013 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26014 nodes for new types.
26015 (c_stddef_cpp_builtins): Define macros for new types.
26016 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26018 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26019 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26020 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26021 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26022 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26023 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26024 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26025 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26026 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26027 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26028 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26029 int16_type_node, int32_type_node, int64_type_node,
26030 uint8_type_node, uint16_type_node, c_uint32_type_node,
26031 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26032 int_least32_type_node, int_least64_type_node,
26033 uint_least8_type_node, uint_least16_type_node,
26034 uint_least32_type_node, uint_least64_type_node,
26035 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26036 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26037 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26038 uintptr_type_node): Define.
26039 * c-cppbuiltin.c (builtin_define_constants,
26040 builtin_define_type_minmax): New.
26041 (builtin_define_stdint_macros): Define more macros.
26042 (c_cpp_builtins): Define more limit macros.
26043 (type_suffix): New.
26044 (builtin_define_type_max): Define in terms of
26045 builtin_define_type_minmax. Remove is_long parameter. All
26047 * config.gcc (use_gcc_stdint): Define.
26048 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26049 Add newlib-stdint.h for generic targets.
26050 * config/glibc-stdint.h, config/newlib-stdint.h,
26051 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26052 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26053 * config/score/score.h (UINTPTR_TYPE): Define.
26054 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26055 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26056 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26057 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26058 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26059 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26060 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26061 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26062 * config/spu/spu.h (STDINT_LONG32): Define.
26063 * configure.ac (use_gcc_stdint): Substitute.
26064 * configure: Regenerate.
26065 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26066 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26067 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26068 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26069 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26070 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26071 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26072 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26073 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26074 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26075 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26076 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26077 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26078 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26079 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26080 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26081 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26082 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26083 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26084 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26085 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26086 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26087 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26088 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26089 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26090 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26091 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26092 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26093 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26095 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26097 * loop-iv.c (suitable_set_for_replacement): Renamed from
26098 simplify_using_assignment; changed to return bool and to accept new
26099 args DEST and SRC. Return true iff we find a source/destination pair
26100 that can be used to make a replacement, and fill SRC and DEST if so.
26101 Remove arg ALTERED. Don't deal with altered regs here. All callers
26103 (simplify_using_initial_values): Deal with altered regs here and track
26104 more precisely the effect they have on the validity of our expression.
26106 * loop-iv.c (simplify_using_condition): A condition of the form
26107 (EQ REG CONST) can be used to simply make a substitution.
26108 (simplify_using_initial_values): Keep track of conditions we have seen
26109 and keep using them to simplify new expressions, while applying the
26110 same substitutions to them as to the expression.
26112 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26113 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26116 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26117 changed. Use this when trying to improve the upper bound.
26118 Generate the comparison by using simplify_gen_relational.
26120 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26122 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26124 (simplify_using_assignment, simplify_using_initial_values): Call
26125 replace_in_expr to make replacements. Call replace_single_def_regs
26126 once on the initial version of the expression.
26128 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26131 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26133 2009-03-31 Richard Guenther <rguenther@suse.de>
26135 PR middle-end/31029
26136 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26137 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26139 2009-03-31 Richard Guenther <rguenther@suse.de>
26141 * tree.h (div_if_zero_remainder): Declare.
26142 * fold-const.c (div_if_zero_remainder): Export.
26143 * tree-ssa-forwprop.c
26144 (forward_propagate_addr_into_variable_array_index): Handle
26145 constant array index addition outside of the variable index.
26147 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26150 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26151 define_splits, floatunssi<mode>2): Require x87 conversions from
26152 DImode to be permitted.
26154 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26156 PR preprocessor/15638
26157 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26159 2009-03-31 Richard Guenther <rguenther@suse.de>
26161 PR middle-end/23401
26162 PR middle-end/27810
26163 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26164 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26165 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26166 a separate statement.
26167 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26168 (lookup_tmp_var): Likewise.
26169 (is_gimple_formal_tmp_or_call_rhs): Remove.
26170 (is_gimple_reg_or_call_rhs): Rename to ...
26171 (is_gimple_reg_rhs_or_call): ... this.
26172 (is_gimple_mem_or_call_rhs): Rename to ...
26173 (is_gimple_mem_rhs_or_call): ... this.
26174 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26175 DECL_GIMPLE_REG_P only if is_formal is true.
26176 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26177 for non-proper post-modify expression gimplification.
26178 (gimplify_self_mod_expr): For post-modify expressions gimplify
26179 the lvalue to a minimal lvalue.
26180 (rhs_predicate_for): Remove formal temp case.
26181 (gimplify_modify_expr_rhs): Likewise.
26182 (gimplify_addr_expr): Use is_gimple_reg.
26183 (gimplify_expr): Remove formal temp cases.
26184 (gimple_regimplify_operands): Likewise.
26185 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26186 and FILTER_EXPR like constants.
26187 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26189 (is_gimple_formal_tmp_rhs): Remove.
26190 (is_gimple_reg_rhs): Remove special casing.
26191 (is_gimple_mem_rhs): Fix.
26192 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26193 (is_gimple_formal_tmp_var): Remove.
26194 (is_gimple_formal_tmp_reg): Likewise.
26195 (is_gimple_min_lval): Allow invariant component ref parts.
26196 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26197 is_gimple_formal_tmp_reg): Remove declarations.
26198 * tree-cfg.c (verify_expr): Verify that variables with address
26199 taken do not have DECL_GIMPLE_REG_P set.
26200 * tree-mudflap.c (mf_build_check_statement_for): Use
26201 force_gimple_operand instead of gimplify_expr.
26203 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26205 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26206 schedulable rows to compute_split_row.
26208 2009-03-31 Ben Elliston <bje@au.ibm.com>
26211 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26214 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26216 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26217 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26218 * configure: Regenerate.
26219 * config.in: Regenerate.
26220 * config/rs6000/rs6000.opt (mtls-markers): Add.
26221 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26222 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26223 (tls_ld_aix, tls_ld_sysv): Likewise.
26224 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26225 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26227 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26229 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26231 2009-03-30 Jan Hubicka <jh@suse.cz>
26233 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26235 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26236 detection and label handling.
26238 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26240 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26241 left_conflicts_size.
26242 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26243 ALLOCNO_LEFT_CONFLICTS_SIZE.
26245 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26246 remove_allocno_from_bucket_and_push,
26247 allocno_spill_priority_compare, push_allocnos_to_stack,
26248 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26249 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26250 (setup_allocno_left_conflicts_num): Ditto. Rename to
26251 setup_allocno_left_conflicts_size.
26252 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26253 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26254 setup_allocno_left_conflicts_size instead of
26255 setup_allocno_left_conflicts_num.
26257 * ira-build.c (ira_create_allocno): Use
26258 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26259 ALLOCNO_LEFT_CONFLICTS_NUM.
26261 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26263 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26264 instead of DF_LR_OUT.
26266 * ira-lives.c (process_bb_node_lives): Ditto.
26268 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26269 instead of DF_LR_{OUT,IN}.
26271 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26273 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26275 2009-03-30 Jan Hubicka <jh@suse.cz>
26277 * except.c (label_to_region_map): Fix thinko.
26279 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26281 PR middle-end/38237
26282 * tree.h (tree_find_value): New declaration.
26283 * tree.c (tree_find_value): New function.
26284 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26286 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26289 * c-decl.c (struct c_binding): Add locus field.
26290 (bind): Add locus argument, set locus field from it.
26291 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26292 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26293 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26294 implicitly_declare, undeclared_variable, lookup_label,
26295 declare_label, c_make_fname_decl, c_builtin_function,
26296 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26299 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26302 * config/i386/i386.c (classify_argument): Check total size of
26305 2009-03-30 Martin Jambor <mjambor@suse.cz>
26307 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26308 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26309 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26312 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26313 seen_variable_array_ref while also traversing a union.
26315 * tree-inline.c (optimize_inline_calls): Do not call
26316 cgraph_node_remove_callees.
26317 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26318 (pass_remove_cgraph_callee_edges): New variable.
26319 * passes.c (init_optimization_passes): Add
26320 pass_remove_cgraph_callee_edges after early inlining and before all
26321 late intraprocedural passes.
26323 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26325 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26327 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26328 Fix typos in names.
26330 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26332 * combine.c (simplify_comparison): Use have_insn_for.
26333 * dojump.c (do_jump): Likewise.
26335 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26337 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26338 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26339 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26340 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26341 instead of sparc_compare_emitted.
26342 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26343 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26344 instead of sparc_compare_emitted.
26346 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26348 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26349 enter/exit cfglayout mode.
26350 (pass_partition_block): Require it.
26351 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26352 (combine_instructions): Track basic blocks instead of labels.
26353 (update_cfg_for_uncondjump): New.
26354 (try_combine): Use it. Update jumps after rescanning.
26355 (pass_combine): Require PROP_cfglayout.
26356 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26360 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26361 Provide/destroy PROP_cfglayout respectively.
26362 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26363 * tree-pass.h (PROP_cfglayout): New.
26365 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26367 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26368 fold_convert_const_fixed_from_fixed,
26369 fold_convert_const_fixed_from_int,
26370 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26371 set TREE_CONSTANT_OVERFLOW.
26372 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26373 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26375 2009-03-30 Ira Rosen <irar@il.ibm.com>
26377 * tree-vect-loop-manip.c: New file.
26378 * tree-vectorizer.c: Update documentation and included files.
26379 (vect_loop_location): Make extern.
26380 (rename_use_op): Move to tree-vect-loop-manip.c
26381 (rename_variables_in_bb, rename_variables_in_loop,
26382 slpeel_update_phis_for_duplicate_loop,
26383 slpeel_update_phi_nodes_for_guard1,
26384 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26385 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26386 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26387 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26388 find_loop_location): Likewise.
26389 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26390 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26391 get_vectype_for_scalar_type, vect_is_simple_use,
26392 supportable_widening_operation, supportable_narrowing_operation):
26394 (bb_in_loop_p): Move to tree-vect-loop.c.
26395 (new_loop_vec_info, destroy_loop_vec_info,
26396 reduction_code_for_scalar_code, report_vect_op,
26397 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26398 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26399 (vect_supportable_dr_alignment): Likewise.
26400 * tree-vectorizer.h (tree-data-ref.h): Include.
26401 (vect_loop_location): Declare.
26402 Reorganize function declarations according to the new file structure.
26403 * tree-vect-loop.c: New file.
26404 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26405 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26406 * tree-vect-data-refs.c: New file.
26407 * tree-vect-patterns.c (timevar.h): Don't include.
26408 * tree-vect-stmts.c: New file.
26409 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26410 tree-vect-slp.c, tree-vect-loop.c.
26411 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26412 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26413 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26414 (tree-vect-analyze.o): Remove.
26415 (tree-vect-transform.o): Likewise.
26416 (tree-vect-data-refs.o): Add rule.
26417 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26418 tree-vect-slp.o): Likewise.
26419 (tree-vect-patterns.o): Remove redundant dependencies.
26420 (tree-vectorizer.o): Likewise.
26421 * tree-vect-slp.c: New file.
26423 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26425 * optc-gen.awk: Warn if an option flag has multiple different
26428 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26430 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26431 -floop-block): Document dependences on PPL, CLooG and Graphite.
26433 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26435 PR rtl-optimization/323
26436 * c-common.c (c_fully_fold, convert_and_check,
26437 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26438 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26439 * c-common.def (EXCESS_PRECISION_EXPR): New.
26440 * c-cppbuiltin.c (builtin_define_float_constants): Define
26441 constants with enough digits for long double.
26442 * c-lex.c (interpret_float): Interpret constant with excess
26443 precision where appropriate.
26444 * c-opts.c (c_common_post_options): Set
26445 flag_excess_precision_cmdline. Give an error for
26446 -fexcess-precision=standard for C++ for processors where the
26447 option is significant.
26448 * c-parser.c (c_parser_conditional_expression): Handle excess
26449 precision in condition.
26450 * c-typeck.c (convert_arguments): Handle arguments with excess
26452 (build_unary_op): Move excess precision outside operation.
26453 (build_conditional_expr): Likewise.
26454 (build_compound_expr): Likewise.
26455 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26456 (build_modify_expr): Handle excess precision in RHS.
26457 (convert_for_assignment): Handle excess precision in converted
26459 (digest_init, output_init_element, process_init_element): Handle
26460 excess precision in initializer.
26461 (c_finish_return): Handle excess precision in return value.
26462 (build_binary_op): Handle excess precision in operands and add
26463 excess precision as needed for operation.
26464 * common.opt (-fexcess-precision=): New option.
26465 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26466 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26467 For standard excess precision, output explicit conversion to and
26468 truncation from XFmode.
26469 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26470 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26471 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26472 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26473 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26474 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26475 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26476 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26477 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26478 define_splits, sqrt<mode>2): Disable where appropriate for
26479 standard excess precision.
26480 * convert.c (convert_to_real): Do not shorten arithmetic to type
26481 for which excess precision would be used.
26482 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26483 * doc/invoke.texi (-fexcess-precision=): Document option.
26484 (-mfpmath=): Correct index entry.
26485 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26486 flag_excess_precision): New.
26487 * langhooks.c (lhd_post_options): Set
26488 flag_excess_precision_cmdline.
26489 * opts.c (common_handle_option): Handle -fexcess-precision=.
26490 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26491 init_excess_precision): New.
26492 (lang_dependent_init_target): Call init_excess_precision.
26493 * tree.c (excess_precision_type): New.
26494 * tree.h (excess_precision_type): Declare.
26496 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26499 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26500 non-lvalue to component.
26502 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26504 PR preprocessor/34695
26505 * Makefile.in (c-opts.o): Depend on c-tree.h.
26506 * c-common.c: Move down include of diagnostic.h.
26507 (done_lexing, c_cpp_error): New.
26508 * c-common.h (done_lexing): Declare.
26509 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26511 * c-opts.c: Include c-tree.h.
26512 (c_common_init_options): Set preprocessor error callback.
26513 (c_common_handle_option): Do not set preprocessor
26514 inhibit_warnings, warnings_are_errors, warn_system_headers,
26515 pedantic_errors or inhibit_warnings flags.
26516 (c_common_post_options): Do not check cpp_errors (parse_in).
26517 (c_common_finish): Do not output dependencies if there were
26518 errors. Do not check return value of cpp_finish.
26519 * c-ppoutput.c (pp_file_change): Set input_location.
26520 * c-tree.h (c_cpp_error): Declare.
26521 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26523 (diagnostic_build_prefix): Check override_column.
26524 * diagnostic.h (diagnostic_info): Add override_column field.
26525 (diagnostic_override_column): Define.
26527 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26529 * c-common.c (c_expand_expr, c_staticp): Remove.
26530 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26531 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26532 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26533 * c-gimplify.c (gimplify_compound_literal_expr,
26534 optimize_compound_literals_in_ctor): Remove.
26535 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26536 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26537 * c-semantics.c (emit_local_var): Remove.
26539 * langhooks-def.h (lhd_expand_expr): Remove.
26540 * langhooks.c (lhd_expand_expr): Remove.
26541 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26543 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26544 handling from c-semantics.c; don't call into langhook.
26545 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26546 * gimplify.c (gimplify_compound_literal_expr,
26547 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26548 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26549 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26550 as was done in c-gimplify.c.
26551 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26552 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26553 Move from c-common.h.
26554 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26556 * tree.c (staticp): Do not call langhook.
26557 * langhooks.c (lhd_staticp): Delete.
26558 * langhooks-def.h (lhd_staticp): Delete prototype.
26559 (LANG_HOOKS_STATICP): Delete.
26560 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26562 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26563 instead of DECL_STMTs.
26565 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26573 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26575 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26576 contained expression.
26577 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26578 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26579 conditional expressions for C.
26580 (decl_constant_value_for_optimization): Move from
26581 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26582 whether optimizing and that the expression is a VAR_DECL not of
26583 array type instead of doing such checks in the caller. Do not
26584 check pedantic. Call gcc_unreachable for C++.
26585 * c-common.def (C_MAYBE_CONST_EXPR): New.
26586 * c-common.h (c_fully_fold, c_save_expr,
26587 decl_constant_value_for_optimization): New prototypes.
26588 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26589 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26590 EXPR_INT_CONST_OPERANDS): Define.
26591 * c-convert.c (convert): Strip nops from expression.
26592 * c-decl.c (groktypename): Take extra parameters expr and
26593 expr_const_operands. Update call to grokdeclarator.
26594 (start_decl): Update call to grokdeclarator. Add statement for
26595 expressions used in type of decl.
26596 (grokparm): Update call to grokdeclarator.
26597 (push_parm_decl): Update call to grokdeclarator.
26598 (build_compound_literal): Add parameter non_const and build a
26599 C_MAYBE_COSNT_EXPR if applicable.
26600 (grokdeclarator): Take extra parameters expr and
26601 expr_const_operands. Track expressions used in declaration
26602 specifiers and declarators. Fold array sizes and track whether
26603 they are constant expressions and whether they are integer
26604 constant expressions.
26605 (parser_xref_tag): Set expr and expr_const_operands fields in
26607 (grokfield): Update call to grokdeclarator.
26608 (start_function): Update call to grokdeclarator.
26609 (build_null_declspecs): Set expr and expr_const_operands fields in
26611 (declspecs_add_type): Handle expressions in typeof specifiers.
26612 * c-parser.c (c_parser_declspecs): Set expr and
26613 expr_const_operands fields for declaration specifiers.
26614 (c_parser_enum_specifier): Likewise.
26615 (c_parser_struct_or_union_specifier): Likewise.
26616 (c_parser_typeof_specifier): Likewise. Update call to
26617 groktypename. Fold expression as needed. Return expressions with
26618 type instead of adding statements.
26619 (c_parser_attributes): Update calls to c_parser_expr_list.
26620 (c_parser_statement_after_labels): Fold expression before passing
26621 to objc_build_throw_stmt.
26622 (c_parser_condition): Fold expression.
26623 (c_parser_asm_operands): Fold expression.
26624 (c_parser_conditional_expression): Use c_save_expr. Update call
26625 to build_conditional_expr.
26626 (c_parser_alignof_expression): Update call to groktypename.
26627 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26628 original_code. Fold expression argument of va_arg. Create
26629 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26630 argument to va_arg. Update calls to groktypename. Fold array
26631 index for offsetof. Verify that first argument to
26632 __builtin_choose_expr has integer type.
26633 (c_parser_postfix_expression_after_paren_type): Update calls to
26634 groktypename and build_compound_literal. Handle expressions with
26635 side effects in type name.
26636 (c_parser_postfix_expression_after_primary): Update call to
26637 c_parser_expr_list. Set original_code for calls to
26638 __builtin_constant_p.
26639 (c_parser_expr_list): Take extra parameter fold_p. Fold
26640 expressions if requested.
26641 (c_parser_objc_type_name): Update call to groktypename.
26642 (c_parser_objc_synchronized_statement): Fold expression.
26643 (c_parser_objc_receiver): Fold expression.
26644 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26645 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26646 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26647 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26648 (struct c_typespec): Add elements expr and expr_const_operands.
26649 (struct c_declspecs): Add elements expr and expr_const_operands.
26650 (groktypename, build_conditional_expr, build_compound_literal):
26652 (in_late_binary_op): Declare.
26653 * c-typeck.c (note_integer_operands): New function.
26654 (in_late_binary_op): New variable.
26655 (decl_constant_value_for_broken_optimization): Move to c-common.c
26656 and rename to decl_constant_value_for_optimization.
26657 (default_function_array_conversion): Do not strip nops.
26658 (default_conversion): Do not call
26659 decl_constant_value_for_broken_optimization.
26660 (build_array_ref): Do not fold result.
26661 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26662 result when operand is a VLA.
26663 (c_expr_sizeof_type): Update call to groktypename. Handle
26664 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26665 result when operand names a VLA type.
26666 (build_function_call): Update call to build_compound_literal.
26667 Only fold result for calls to __builtin_* functions. Strip
26668 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26669 the function designator.
26670 (convert_arguments): Fold arguments. Update call to
26671 convert_for_assignment.
26672 (build_unary_op): Handle increment and decrement of
26673 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26674 decrement earlier. Fold operand of increment and decrement.
26675 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26676 built for integer operand. Wrap returns that are INTEGER_CSTs
26677 without being integer constant expressions or that have integer
26678 constant operands without being INTEGER_CSTs.
26679 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26680 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26681 result is an integer constant expression or can be used in
26682 unevaluated parts of one and avoid folding and wrap as
26683 appropriate. Fold operands before possibly doing -Wsign-compare
26685 (build_compound_expr): Wrap result for C99 if operands can be used
26686 in integer constant expressions.
26687 (build_c_cast): Update call to digest_init. Do not ignore
26688 overflow from casting floating-point constants to integers. Wrap
26689 results that could be confused with integer constant expressions,
26690 null pointer constants or floating-point constants.
26691 (c_cast_expr): Update call to groktypename. Handle expressions
26692 included in type name.
26693 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26694 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26695 Update calls to convert_for_assignment.
26696 (convert_for_assignment): Take new parameter
26697 null_pointer_constant. Do not strip nops or call
26698 decl_constant_value_for_broken_optimization. Set
26699 in_late_binary_op for conversions to boolean.
26700 (store_init_value): Update call to digest_init.
26701 (digest_init): Take new parameter null_pointer_constant. Do not
26702 call decl_constant_value_for_broken_optimization. pedwarn for
26703 initializers not constant expressions. Update calls to
26704 convert_for_assignment.
26705 (constructor_nonconst): New.
26706 (struct constructor_stack): Add nonconst element.
26707 (really_start_incremental_init, push_init_level, pop_init_level):
26708 Handle constructor_nonconst and nonconst element.
26709 (set_init_index): Call constant_expression_warning for array
26711 (output_init_element): Fold value. Set constructor_nonconst as
26712 applicable. pedwarn for initializers not constant expressions.
26713 Update call to digest_init. Call constant_expression_warning
26714 where constant initializers are required.
26715 (process_init_element): Use c_save_expr.
26716 (c_finish_goto_ptr): Fold expression.
26717 (c_finish_return): Fold return value. Update call to
26718 convert_for_assignment.
26719 (c_start_case): Fold switch expression.
26720 (c_process_expr_stmt): Fold expression.
26721 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26722 ensure statement expression is not evaluated in constant expression.
26723 (build_binary_op): Track whether results are integer constant
26724 expressions or may occur in such, disable folding and wrap results
26725 as applicable. Fold operands for -Wsign-compare warnings unless
26727 (c_objc_common_truthvalue_conversion): Handle results folded to
26728 integer constants that are not integer constant expressions.
26729 * doc/extend.texi: Document when typeof operands are evaluated,
26730 that condition of __builtin_choose_expr is an integer constant
26731 expression, and more about use of __builtin_constant_p in
26734 2009-03-29 Richard Guenther <rguenther@suse.de>
26736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26737 propagate addresses of array references.
26739 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26741 * regmove.c (perhaps_ends_bb_p): Remove.
26742 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26743 from INSN and check that the main loop stays within that basic block.
26744 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26745 (regmove_forward_pass): Split out from regmove_optimize. Use
26746 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26747 (regmove_backward_pass): Split out from regmove_optimize. Use
26748 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26749 (regmove_optimize): Simplify.
26751 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26754 * config/i386/i386.c (classify_argument): Ignore flexible array
26755 member in struct and warn ABI change.
26757 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26759 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26761 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26762 (ix86_adjust_cost): Updated.
26764 2009-03-29 Jan Hubicka <jh@suse.cz>
26766 PR middle-end/28850
26767 * tree-pass.h (pass_cleanup_eh): New function.
26768 (remove_unreachable_regions): Break code handling RTL
26769 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26770 that can not be reached by runtime.
26771 (can_be_reached_by_runtime): New function.
26772 (label_to_region_map): New function.
26773 (num_eh_regions): New function.
26774 (rtl_remove_unreachable_regions): New function.
26775 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26776 (remove_eh_region): New function.
26777 * except.h: Include sbitmap and vecprim.
26778 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26779 num_eh_regions): Declare.
26780 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26781 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26782 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26783 (tree_empty_eh_handler_p): New function.
26784 (cleanup_empty_eh): New function.
26785 (cleanup_eh): New function.
26786 (pass_cleanup_eh): New function.
26788 2009-03-29 Jan Hubicka <jh@suse.cz>
26790 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26791 for removed regions.
26793 2009-03-29 Jan Hubicka <jh@suse.cz>
26795 * except.c (dump_eh_tree): Dump all datastructures.
26797 2009-03-29 Jan Hubicka <jh@suse.cz>
26799 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26800 (duplicate_eh_regions_1): Likewise.
26801 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26802 vector; call EH verification.
26803 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26804 Be ready for region being removed.
26806 2009-03-29 Jan Hubicka <jh@suse.cz>
26808 * bitmap.c (bitmap_last_set_bit): New function.
26809 * bitmap.h (bitmap_last_set_bit): Declare.
26811 2009-03-29 David Ayers <ayers@fsfe.org>
26814 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26815 by calling objc_compare_types and surpress warnings about
26816 incompatible C pointers that are compatible ObjC pointers.
26818 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26820 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26821 call initialize_inline_failed.
26822 (initialize_inline_failed): Move it from here ...
26823 * cgraph.c (initialize_inline_failed): ... to here.
26824 (cgraph_create_edge): Call initialize_inline_failed rather than
26825 setting inline_failed directly.
26827 2009-03-29 Ben Elliston <bje@au.ibm.com>
26830 * sysv4.opt (msdata): Improve comment.
26831 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26832 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26834 2009-03-29 Ben Elliston <bje@au.ibm.com>
26837 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26838 load and store attributes.
26840 2009-03-29 Ben Elliston <bje@au.ibm.com>
26842 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26843 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26844 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26845 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26846 __builtin_infq and __builtin_huge_valq.
26848 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26850 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26852 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26853 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26855 2009-03-28 Xinliang David Li <davidxl@google.com>
26857 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26858 (do_dbg_cnt): New function.
26860 2009-03-28 Jan Hubicka <jh@suse.cz>
26862 Merge from pretty-ipa:
26864 2009-03-27 Jan Hubicka <jh@suse.cz>
26866 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26867 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26868 * passes.c (function_called_by_processed_nodes_p): New.
26869 * ipa-pure-const.c (check_call): Fix handling of operands.
26870 (analyze_function): Dump debug output for skipped bodies.
26871 (local_pure_const): Use function_called_by_processed_nodes_p.
26872 * dwarf2out.c (reference_to_unused): Use output.
26873 * passes.c (do_per_function_toporder): Likewise.
26875 2008-11-12 Jan Hubicka <jh@suse.cz>
26877 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26878 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26879 state_set_in_source enum
26880 (check_decl): Ignore memory tags; do not set fake looping flags;
26882 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26883 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26884 (check_call, analyze_function): Rewrite.
26886 (add_new_function): Update call of analyze_function.
26887 (generate_summary): Add call of analyze_function.
26888 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26889 (local_pure_const): New function.
26890 (pass_local_pure_const): New pass.
26891 * ipa-inline.c (inline_transform): Set after_inlining.
26892 * tree-eh.c (stmt_can_throw_external): New.
26893 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26894 work with aliasing built.
26895 * tree-flow.h (stmt_can_throw_external): New.
26896 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26897 and local pure/const pass in early and late optimization queue.
26899 2009-03-28 Martin Jambor <mjambor@suse.cz>
26901 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26903 (fold_binary): Allow function decl aligment consideration is the
26904 second argument is integer constant one.
26905 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26906 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26907 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26909 2009-03-28 Jan Hubicka <jh@suse.cz>
26911 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26912 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26913 * function.h (rtl_data): Add nothrow flag.
26914 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26915 set DECL_NOTHROW for AVAILABLE functions.
26917 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26919 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26920 following vector keyword has expansion starting with pixel or bool
26921 keyword, expand vector to __vector and pixel or bool to __pixel or
26925 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26926 warn_if_disallowed_function_p): Removed.
26927 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26928 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26929 warning_if_disallowed_function_p.
26930 * flags.h (warn_if_disallowed_function_p,
26931 warn_disallowed_functions): Removed.
26932 * common.opt (Wdisallowed-function-list=): Removed.
26933 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26935 2009-03-28 Richard Guenther <rguenther@suse.de>
26937 PR tree-optimization/38723
26938 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26941 2009-03-28 Jan Hubicka <jh@suse.cz>
26943 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26944 test introduced by my previous patch.
26946 2009-03-28 Richard Guenther <rguenther@suse.de>
26948 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26949 the PHIs value undefined.
26951 2009-03-28 Jan Hubicka <jh@suse.cz>
26953 * tree-pass.h (pass_fixup_cfg): New pass.
26954 * ipa-inline.c (inline_transform): Set
26955 always_inline_functions_inlined/after_inlining.
26956 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26957 (pass_fixup_cfg): New pass.
26958 * passes.c (init_optimization_passes): Add fixup_cfg.
26960 2009-03-28 Richard Guenther <rguenther@suse.de>
26962 PR tree-optimization/38458
26963 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26964 argument use the arguments copy-of value.
26966 2009-03-28 Richard Guenther <rguenther@suse.de>
26968 PR tree-optimization/38180
26969 * tree-ssa-ccp.c (get_default_value): Simplify.
26970 (likely_value): Likewise.
26971 (surely_varying_stmt_p): Properly handle VOP case.
26972 (ccp_initialize): Likewise.
26973 (ccp_fold): Handle propagating through *&.
26974 (fold_const_aggregate_ref): Also handle decls.
26976 2009-03-28 Jan Hubicka <jh@suse.cz>
26978 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26979 * cgraph.h (cgraph_node): Likewise.
26980 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26981 (cgraph_reset_node): Use process flag.
26982 (cgraph_mark_functions_to_output): Likewise.
26983 (cgraph_expand_function): Likewise.
26984 (cgraph_expand_all_functions): Likewise.
26985 (cgraph_output_in_order): Likewise.
26986 * dwarf2out.c (reference_to_unused): Likewise.
26987 * passes.c do_per_function_toporder): Likewise.
26989 2009-03-28 Jan Hubicka <jh@suse.cz>
26991 Bring from lto-branch:
26993 2008-09-03 Doug Kwan <dougkwan@google.com>
26995 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26996 enums instead of reason strings.
26997 * cgraph.c (cgraph_create_edge): Same.
26998 (cgraph_inline_failed_string): New function.
26999 * cgraph.h (cgraph_inline_failed_t): New enum type.
27000 (cgraph_inline_failed_string): New prototype.
27001 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27002 char pointer to cgraph_inline_failed_t.
27003 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27004 (cgraph_default_inline_p): Ditto.
27005 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27006 to cgraph_inline_failed_t pointer.
27007 * cif-code.def: New file.
27008 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27010 (cgraph_check_inline_limits): Change type of REASON to pointer to
27011 cgraph_inline_failed_t. Replace reason strings with enums.
27012 (cgraph_default_inline_p): Ditto.
27013 (cgraph_recursive_inlining_p): Ditto.
27014 (update_caller_keys): Change type of FAILED_REASON to
27015 cgraph_inline_failed_t.
27016 (cgraph_set_inline_failed): Change type of REASON to pointer to
27017 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27018 convert enums to strings for text output.
27019 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27020 to be of type cgraph_inline_failed_t. Replace reason strings with
27021 enums. Call cgraph_inline_failed_string to covert enums
27022 to strings for text output.
27023 (cgraph_decide_inlining): Replace reason strings with enums.
27024 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27025 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27027 * tree-inline.c (expand_call_inline): Change type of REASON
27028 to cgraph_inline_failed_t. Replace reason strings with enums.
27029 Call cgraph_inline_failed_string for text output.
27030 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27033 2009-03-28 Jan Hubicka <jh@suse.cz>
27035 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27036 cgraph_clone_node): Remove master clone handling.
27037 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27038 * cgraph.h (master_clone): Remove.
27039 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27040 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27041 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27043 2009-03-28 Jan Hubicka <jh@suse.cz>
27045 * cgraph.c (cgraph_function_body_availability): Functions declared
27046 inline are always safe to assume that it is not going to be replaced.
27048 2009-03-28 Richard Guenther <rguenther@suse.de>
27050 PR tree-optimization/38513
27051 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27052 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27053 EXC_PTR_EXPR and FILTER_EXPR.
27054 (get_ref_from_reference_ops): Likewise.
27056 2009-03-28 Richard Guenther <rguenther@suse.de>
27058 PR tree-optimization/38968
27059 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27060 Use FLOOR_MOD_EXPR to compute misalignment.
27062 2009-03-28 Richard Guenther <rguenther@suse.de>
27064 PR tree-optimization/37795
27065 * tree.h (combine_comparisons): Declare.
27066 * fold-const.c (combine_comparisons): Export.
27067 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27069 (ifcombine_iforif): Use combine_comparisons.
27071 2009-03-28 Jan Hubicka <jh@suse.cz>
27073 * tree-eh.c (inlinable_call_p): New function.
27074 (make_eh_edges): Use it.
27075 (verify_eh_edges): Use it.
27076 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27077 * except.c (reachable_next_level): Add inlinable_function argument
27078 (sjlj_find_directly_reachable_regions): Update.
27079 (add_reachable_handler): Do not set saw_any_handlers.
27080 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27081 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27082 Add new inlinable call parameter.
27083 (can_throw_internal, can_throw_external): Update.
27084 * except.h (can_throw_internal_1, can_throw_external_1,
27085 foreach_reachable_handler): Update declaration.
27087 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27089 * config/arm/t-arm-coff, config/h8300/coff.h,
27090 config/i386/i386-aout.h, config/i386/i386-coff.h,
27091 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27092 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27093 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27094 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27095 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27096 sys-types.h: Remove.
27097 * Makefile.in: Remove protoize and fixproto support and references
27099 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27100 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27102 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27103 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27104 unprotoize$(exeext).
27105 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27106 (.PHONY): Don't depend on proto.
27107 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27108 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27109 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27110 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27111 build/gen-protos.o, build/scan.o, xsys-protos.h,
27112 build/fix-header$(build_exeext), build/fix-header.o,
27113 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27114 stmp-install-fixproto): Remove.
27115 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27116 SYSCALLS.c or fixproto files.
27117 (install-common): Don't install protoize.
27118 (install-headers-tar, install-headers-cpio, install-headers-cp):
27119 Don't depend on $(STMP_FIXPROTO).
27120 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27121 install fixproto files or write out fixproto settings.
27122 (uninstall): Don't uninstall protoize.
27123 * config.gcc (use_fixproto): Remove.
27124 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27125 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27126 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27127 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27128 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27129 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27130 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27131 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27132 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27133 * config/t-vxworks (STMP_FIXPROTO): Remove.
27134 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27135 STMP_FIXPROTO): Remove.
27136 * config.in, configure: Regenerate.
27137 * crtstuff.c (gid_t, uid_t): Don't undefine.
27138 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27139 (arm-*-coff, arm-*-aout: Remove target entries.
27140 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27141 Remove mention of AIX 4.1.
27142 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27143 * doc/invoke.texi (Running Protoize): Remove.
27144 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27145 (Protoize Caveats): Remove.
27146 * tsystem.h: Update comments on headers assumed to exist.
27148 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27150 * genautomata.c: Add a new year to the copyright. Add a new
27152 (struct insn_reserv_decl): Add comments for member bypass_list.
27153 (find_bypass): Remove.
27154 (insert_bypass): New.
27155 (process_decls): Use insert_bypass.
27156 (output_internal_insn_latency_func): Output all bypasses with the
27157 same input insn in one switch case.
27159 * rtl.def (define_bypass): Describe bypass choice.
27160 * doc/md.texi (define_bypass): Ditto.
27162 2009-03-27 Richard Guenther <rguenther@suse.de>
27164 * gimplify.c (mark_addressable): Export.
27165 * tree-flow.h (mark_addressable): Declare.
27166 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27167 * tree-ssa.c (verify_phi_args): Verify that address taken
27168 variables have TREE_ADDRESSABLE set.
27170 2009-03-27 Richard Guenther <rguenther@suse.de>
27172 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27173 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27174 Do not mark decls TREE_ADDRESSABLE.
27175 (build_fold_addr_expr): Adjust.
27176 (fold_addr_expr): Remove.
27177 (fold_unary): Use build_fold_addr_expr.
27178 (fold_comparison): Likewise.
27179 (split_address_to_core_and_offset): Likewise.
27180 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27182 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27183 (gimplify_modify_expr_to_memcpy): Mark source and destination
27185 * omp-low.c (create_omp_child_function): Mark the object decl
27187 (lower_rec_input_clauses): Mark the var we take the address of
27189 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27191 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27193 PR middle-end/39315
27194 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27195 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27197 2009-03-27 Richard Guenther <rguenther@suse.de>
27199 PR tree-optimization/39120
27200 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27202 (handle_lhs_call): Process return constraints. Add escape
27203 constraints if necessary.
27204 (handle_const_call): Fill out return constraints. Make nested
27205 case more precise. Avoid consttmp if possible.
27206 (handle_pure_call): Fill out return constraints. Avoid
27207 callused if possible.
27208 (find_func_aliases): Simplify call handling.
27210 2009-03-27 Richard Guenther <rguenther@suse.de>
27212 PR tree-optimization/39120
27213 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27214 as a representative.
27215 (solve_graph): Do propagate CALLUSED.
27216 (handle_pure_call): Use a scalar constraint from CALLUSED for
27218 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27221 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27224 * c-common.c (handle_aligned_attribute): Properly check alignment
27225 overflow. Use (1U << i) instead of (1 << i).
27227 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27229 * expr.h (get_mem_align_offset): Updated.
27231 * tree.h (tree_decl_common): Change align to "unsigned int" and
27232 move it before pointer_alias_set.
27234 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27235 Jakub Jelinek <jakub@redhat.com>
27238 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27239 gr_register_operand with gr_reg_or_0_operand.
27240 (cmpxchg_rel_di): Likewise.
27241 (sync_lock_test_and_set<mode>): Likewise.
27243 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27245 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27246 (true_regnum): Likewise.
27248 * rtlanal.c (subreg_info): Moved to ...
27249 * rtl.h (subreg_info): Here. New.
27250 (subreg_get_info): New.
27252 * rtlanal.c (subreg_get_info): Make it extern.
27254 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27257 * config/i386/i386.c (ix86_abi): New.
27258 (override_options): Handle -mabi=.
27259 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27260 (ix86_call_abi_override): Likewise.
27261 (init_cumulative_args): Likewise.
27262 (function_arg_advance): Likewise.
27263 (function_arg_64): Likewise.
27264 (function_arg): Likewise.
27265 (ix86_pass_by_reference): Likewise.
27266 (ix86_function_value_regno_p): Likewise.
27267 (ix86_build_builtin_va_list_abi): Likewise.
27268 (setup_incoming_varargs_64): Likewise.
27269 (is_va_list_char_pointer): Likewise.
27270 (ix86_init_machine_status): Likewise.
27271 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27272 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27273 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27274 (ix86_function_abi): Make it static and return enum calling_abi.
27275 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27277 (ix86_fn_abi_va_list): Updated.
27279 * config/i386/i386.h (ix86_abi): New.
27280 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27281 (CONDITIONAL_REGISTER_USAGE): Likewise.
27282 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27283 (machine_function): Likewise.
27285 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27287 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27288 (STACK_BOUNDARY): Likewise.
27289 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27291 * config/i386/i386.opt (mabi=): New.
27293 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27294 return enum calling_abi.
27295 (ix86_function_type_abi): Likewise.
27296 (ix86_function_abi): Removed.
27298 * doc/invoke.texi: Document -mabi= option for x86.
27300 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27302 * builtins.c (real_dconstp): Delete.
27303 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27305 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27306 Jakub Jelinek <jakub@redhat.com>
27309 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27310 (gen_subprogram_die): When a function is explicit, generate the
27311 DW_AT_explicit attribute.
27312 * langhooks.h (struct lang_hooks_for_decls): Add
27313 function_decl_explicit_p langhook.
27314 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27315 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27317 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27319 * builtins.c (fold_builtin_memory_op): Optimize memmove
27320 into memcpy if we can prove source and destination don't overlap.
27322 * tree-inline.c: Include gt-tree-inline.h.
27323 (clone_fn_id_num): New variable.
27324 (clone_function_name): New function.
27325 (tree_function_versioning): Use it.
27326 * Makefile.in (GTFILES): Add tree-inline.c.
27328 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27330 * BASE-VER: Change to 4.5.0.
27332 2009-03-27 Xinliang David Li <davidxl@google.com>
27334 PR tree-optimization/39557
27335 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27337 2009-03-27 Xinliang David Li <davidxl@google.com>
27339 PR tree-optimization/39548
27340 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27343 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27345 * c-common.c (pointer_int_sum): Use %wd on return from
27348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27350 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27351 on return from tree_low_cst.
27353 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27356 * ginclude/stdarg.h (va_copy): Define also for
27357 __GXX_EXPERIMENTAL_CXX0X__.
27359 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27362 * builtins.h (c_strlen): Do not warn here.
27363 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27364 * c-common.c (pointer_int_sum): Take an explicit location.
27365 Warn about offsets out of bounds.
27366 * c-common.h (pointer_int_sum): Adjust declaration.
27368 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27370 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27373 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27376 * opts.c (warn_if_disallowed_function_p): Don't assume
27377 get_callee_fndecl must return non-NULL.
27379 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27381 PR rtl-optimization/39522
27382 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27383 when reg_reloaded_valid is set.
27385 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27387 * config/spu/divv2df3.c: New file.
27388 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27389 (DPBIT_FUNCS): Filter out _div_df.
27391 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27393 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27394 a jump insn, count that jump in the distance to the loop start.
27396 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27399 * config/sh/sh.c (calc_live_regs): Fix condition for global
27400 registers except PIC_OFFSET_TABLE_REGNUM.
27402 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27405 * doc/invoke.texi (-mconsole): New.
27407 (-mno-cygwin): New.
27409 (-mnop-fun-dllimport): New.
27413 (sub section "i386 and x86-64 Windows Options"): New.
27415 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27417 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27418 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27420 2009-03-25 Richard Guenther <rguenther@suse.de>
27422 PR middle-end/39497
27423 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27426 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27428 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27429 neither of haifa/selective schedulers are working.
27431 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27433 * doc/invoke.texi (Debugging Options): Fix description of
27434 -fno-merge-debug-strings.
27436 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27438 * config/cris/libgcc.ver: New version-script.
27439 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27441 * configure.ac <GAS features, nop mnemonic>: Add pattern
27442 crisv32-*-* for "nop".
27443 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27444 * configure: Regenerate.
27446 2009-03-24 Ira Rosen <irar@il.ibm.com>
27448 PR tree-optimization/39529
27449 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27450 mark_sym_for_renaming for the tag copied to the new vector
27453 2009-03-24 Arthur Loiret <aloiret@debian.org>
27455 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27456 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27457 EXTRA_SPEC_FUNCTIONS.
27458 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27459 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27460 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27461 -march and -mtune options.
27463 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27465 * config/m68k/t-rtems: Add m5329 multilib.
27467 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27468 Jakub Jelinek <jakub@redhat.com>
27471 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27474 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27477 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27478 instead of c_parser_expression_conv, if original_code isn't one of the
27479 4 allowed comparison codes, fail.
27481 2009-03-23 Richard Guenther <rguenther@suse.de>
27483 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27484 * tree.h (struct tree_type): Likewise.
27485 * reload.h (struct insn_chain): Likewise.
27486 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27487 * function.h (struct function): Likewise.
27488 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27490 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27492 PR tree-optimization/39516
27493 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27495 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27497 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27498 should be set true if BITS_PER_WORD of target is bigger than 32
27500 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27502 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27503 Translate -B-options to -rpath-link. Correct existing
27504 rpath-link and conditionalize on !nostdlib.
27506 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27508 * doc/extend.texi (Function Attributes, Variable Attributes):
27510 * doc/invoke.texi (Debugging Options, Optimize Options)
27511 (i386 and x86-64 Options, MCore Options): Likewise.
27513 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27516 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27517 it for block local namespace aliases.
27518 (gen_decl_die): Pass context_die to gen_namespace_die.
27520 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27523 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27524 minimum or maximum value.
27526 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27528 * reginfo.c (globalize_reg): Recompute derived reg sets.
27530 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27533 * libgcc2.c (mprotect): Do not use signed arguments for
27534 VirtualProtect, use DWORD arguments. Also fix the 'may
27535 be used uninitialized' warning for the np variable.
27537 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27540 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27541 functions using regparm calling conventions when not optimizing.
27542 (ix86_function_sseregparm): Similarly for sseregparm calling
27545 2009-03-19 Li Feng <nemokingdom@gmail.com>
27547 PR middle-end/39500
27548 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27549 dependence if the first conflict is after niter iterations.
27551 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27553 PR middle-end/38609
27554 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27555 functions with dynamic stack-pointer adjustments.
27557 2009-03-19 Ben Elliston <bje@au.ibm.com>
27559 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27560 option; change to -msdata=data.
27562 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27564 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27567 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27570 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27572 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27574 * doc/invoke.texi (Code Gen Options): Expand discussion of
27577 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27579 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27580 * matrix-reorg.c (struct matrix_info): Likewise.
27581 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27582 * rtl.h (struct mem_attrs): Likewise.
27583 * df.h (struct df): Likewise.
27584 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27585 * ira-int.h (struct ira_allocno): Likewise.
27586 * df-scan.c (struct df_collection_rec): Likewise.
27587 * ira.c (struct equivalence): Likewise.
27588 * function.c (struct temp_slot): Likewise.
27589 * cfgloop.h (struct loop): Likewise.
27592 * function.c (use_register_for_decl): When not optimizing, disregard
27593 register keyword for variables with types containing methods.
27595 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27597 PR middle-end/39447
27598 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27599 (is_simple_operand): Call contains_component_ref_p before calling data
27600 reference analysis that would fail on COMPONENT_REFs.
27602 * tree-vrp.c (search_for_addr_array): Fix formatting.
27604 2009-03-18 Richard Guenther <rguenther@suse.de>
27606 * tree-vect-transform.c (vect_loop_versioning): Fold the
27607 generated comparisons.
27608 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27609 (slpeel_tree_peel_loop_to_edge): Likewise.
27611 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27613 PR middle-end/37805
27614 * opts.c (print_specific_help): In addition to `undocumented',
27615 accept `separate' and `joined' flags if passed alone. Describe
27616 output by the first matched one of those.
27617 (common_handle_option): Skip over empty strings.
27618 * gcc.c (display_help): Fix help string for `--help='.
27619 * doc/invoke.texi (Option Summary, Overall Options): With
27620 `--help=', classes and qualifiers can both be repeated, but
27621 only the latter can be negated. One should not pass only
27622 negated qualifiers. Fix markup and examples.
27625 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27626 PR middle-end/37805
27627 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27628 and -fhelp=separate.
27630 2009-03-17 Jing Yu <jingyu@google.com>
27632 PR middle-end/39378
27633 * function.h (struct rtl_data): Move is_thunk from here...
27634 (struct function): ...to here.
27635 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27636 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27638 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27640 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27641 (alpha_output_function_end_prologue): Likewise.
27642 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27643 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27644 (rs6000_output_function_epilogue): Likewise.
27645 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27647 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27650 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27651 from different units in a single alternative.
27652 (*truncdfsf_i387): Ditto.
27653 (*truncxfsf2_mixed): Ditto.
27654 (*truncxfdf2_mixed): Ditto.
27656 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27658 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27659 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27662 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27663 unused non-artificial variables when not optimizing.
27666 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27667 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27668 NAMESPACE_DECL in its DECL_INITIAL.
27670 PR middle-end/39443
27671 * optabs.c (set_user_assembler_libfunc): New function.
27672 * expr.h (set_user_assembler_libfunc): New prototype.
27673 * c-common.c: Include libfuncs.h.
27674 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27675 for memcmp, memset, memcpy, memmove and abort.
27676 * Makefile.in (c-common.o): Depend on libfuncs.h.
27679 * dwarf2out.c (gen_inlined_enumeration_type_die,
27680 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27681 gen_tagged_type_instantiation_die): Removed.
27682 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27685 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27688 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27690 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27691 (check-parallel-%): Ditto.
27692 (check-consistency): Ditto.
27694 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27696 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27697 local variable rhs by NULL_TREE.
27699 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27702 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27704 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27707 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27709 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27712 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27713 for ms->sysv ABI calls only in 64bit mode.
27715 * config/i386/i386.md (untyped_call): Support 32bit.
27717 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27719 * doc/extend.texi: Replace x86_65 with x86_64.
27721 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27723 PR tree-optimization/39455
27724 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27725 mismatches for POINTER_TYPE_P (type).
27726 (number_of_iterations_le): Likewise.
27728 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27730 * config/picochip/picochip.c: Removed profiling support.
27731 * config/picochip/picochip.md: Removed profiling instruction.
27732 * config/picochip/picochip.h: Removed profiling builtin.
27734 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27736 * doc/install.texi (--with-host-libstdcxx): Document.
27738 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27741 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27742 generate a warning if the function name does not begin with
27743 "__vector" and the function has either the 'signal' or 'interrupt'
27744 attribute, from here to ...
27745 (avr_declare_function_name): ...here. New function.
27746 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27747 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27749 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27752 * cse.c (fold_rtx): Don't modify original const_arg1 when
27753 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27754 separate variable instead.
27755 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27756 from out of range shift counts.
27757 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27759 2009-03-13 Catherine Moore <clm@codesourcery.com>
27761 * config/i386/x-mingw32 (host-mingw32.o): Replace
27762 diagnostic.h with $(DIAGNOSTIC_H).
27764 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27767 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27769 * config/i386/sync.md (sync_compare_and_swap<mode>,
27770 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27771 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27773 (sync_double_compare_and_swapdi_pic,
27774 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27775 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27777 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27780 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27782 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27785 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27786 (avx_addsubv4df3): Likewise.
27787 (*avx_addsubv4sf3): Likewise.
27788 (sse3_addsubv4sf3): Likewise.
27790 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27793 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27795 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27798 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27799 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27800 registers for allocnos created from user-defined variables.
27802 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27805 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27806 of non-integer mode as well.
27808 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27810 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27811 for functions for which the parameter types are unknown.
27813 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27816 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27817 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27818 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27819 * config/i386/i386.c (ix86_local_alignment): For
27820 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27821 long long variables on the stack to avoid dynamic realignment.
27822 Allow the first argument to be a decl rather than type.
27823 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27825 2009-03-11 Nick Clifton <nickc@redhat.com>
27828 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27830 Add description to mno-lsim option.
27831 * config/mcore/mcore.h: Remove comment about deprecated m4align
27833 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27834 * doc/invoke.texi: Add description of mno-lsim and
27835 mstack-increment options.
27837 * config/fr30/fr30.opt: Document the -mno-lsim option.
27838 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27839 and -mno-lsim options.
27841 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27843 * fold-const.c (fold_comparison): Only call fold_inf_compare
27844 if the mode supports infinities.
27846 2009-03-11 Jason Merrill <jason@redhat.com>
27849 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27850 end already did. Notice GIMPLE_CALL modifications of the result.
27851 Don't copy debug information from an ignored decl or a decl from
27854 2009-03-10 Richard Guenther <rguenther@suse.de>
27855 Nathan Froyd <froydnj@codesourcery.com>
27857 PR middle-end/37850
27858 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27859 (__divMODE3): Likewise.
27861 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27863 PR tree-optimization/39394
27864 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27865 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27867 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27869 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27870 inline asms for register asm ("") declarations.
27872 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27874 * fold-const.c (fold_unary): Fix comment.
27876 2009-03-07 Jan Hubicka <jh@suse.cz>
27879 * tree-inline.c (setup_one_parameter): Do replacement of const
27880 argument by constant in SSA form.
27882 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27884 PR middle-end/38028
27885 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27886 determine alignment passed to assign_stack_local.
27887 (assign_parms_unsplit_complex): Likewise.
27888 * except.c (sjlj_build_landing_pads): Likewise.
27890 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27892 PR middle-end/39360
27893 * tree-flow.h (add_referenced_var): Return bool instead of void.
27894 * tree-dfa.c (add_referenced_var): Return result of
27895 referenced_var_check_and_insert call.
27896 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27897 of referenced_var_check_and_insert.
27900 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27901 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27902 DIE, don't emit it if abstract origin already has it.
27903 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27904 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27906 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27908 * genpreds.c (needs_variable): Fix parentheses at variable name
27910 (write_tm_constrs_h): Indent generated code.
27912 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27914 * doc/extend.texi (Function Attributes): Add documentation
27915 for isr attributes.
27917 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27920 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27921 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27923 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27925 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27928 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27931 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27932 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27934 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27936 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27937 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27938 constants instead of magic numbers.
27939 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27941 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27942 (x86_64_ms_abi_int_parameter_registers): Ditto.
27943 (x86_64_int_return_registers): Ditto.
27944 (ix86_maybe_switch_abi): Ditto.
27945 (ix86_expand_call): Ditto for clobbered_registers array.
27946 (ix86_hard_regno_mode_ok): Ditto.
27947 (x86_extended_QIreg_mentioned_p): Ditto.
27949 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27951 PR tree-optimization/39349
27952 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27954 * combine.c (gen_lowpart_for_combine): Use omode when generating
27957 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27959 PR rtl-optimization/39235
27960 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27962 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27964 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27966 2009-03-04 Richard Guenther <rguenther@suse.de>
27968 PR tree-optimization/39362
27969 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27970 that occur in abnormal PHIs should be varying.
27972 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27974 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27976 (simple_iv): Take loop as an argument instead of statement.
27977 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27978 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27980 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27982 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27983 * matrix-reorg.c (analyze_transpose): Ditto.
27984 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27985 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27986 * tree-predcom.c (ref_at_iteration): Ditto.
27987 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27989 2009-03-04 Richard Guenther <rguenther@suse.de>
27991 PR tree-optimization/39358
27992 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27993 escaped_id and callused_id.
27994 (solve_graph): Likewise.
27996 2009-03-04 Richard Guenther <rguenther@suse.de>
27998 PR tree-optimization/39339
27999 * tree-sra.c (try_instantiate_multiple_fields): Make it
28000 no longer ICE on the above.
28002 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28004 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28005 that fits within Pmode.
28007 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28009 PR middle-end/10109
28010 * tm.texi (LIBCALL_VALUE): Update description.
28012 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28014 PR middle-end/34443
28015 * doc/extend.texi (section): Update description.
28017 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28019 PR middle-end/39345
28020 * tree-inline.c (remapped_type): New.
28021 (can_be_nonlocal): Call remapped_type instead of remap_type.
28023 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28026 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28027 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28029 2009-03-03 Richard Guenther <rguenther@suse.de>
28031 PR middle-end/39272
28032 * tree.c (tree_nonartificial_location): New function.
28033 * tree.h (tree_nonartificial_location): Declare.
28034 * builtins.c (expand_builtin_memory_chk): Provide location
28035 of the call location for artificial function pieces.
28036 (maybe_emit_chk_warning): Likewise.
28037 (maybe_emit_sprintf_chk_warning): Likewise.
28038 (maybe_emit_free_warning): Likewise.
28039 * expr.c (expand_expr_real_1): Likewise.
28041 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28043 PR tree-optimization/39343
28044 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28045 COMPONENT_REF t has ARRAY_TYPE.
28047 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28049 PR middle-end/39335
28050 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28051 when the type precision of the induction variable should be
28052 larger than the type precision of nit.
28053 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28054 * graphite.c (graphite_loop_normal_form): Same.
28055 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28057 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28059 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28060 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28061 numbers to describe clobbered registers.
28062 (*call_value_0_rex64_ms_sysv): Ditto.
28063 * config/i386/mmx.md (mmx_emms): Ditto.
28064 (mmx_femms): Ditto.
28066 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28068 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28071 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28073 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28074 (spu_section_type_flags): New function.
28076 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28078 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28079 reg_class_contents of FLOAT_REGS into a temporary.
28081 2009-03-02 Richard Guenther <rguenther@suse.de>
28082 Ira Rosen <irar@il.ibm.com>
28084 PR tree-optimization/39318
28085 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28086 information to the vectorized statement.
28088 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28090 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28091 variable. Use defined names instead of magic constants for REX SSE
28094 2009-03-01 Richard Guenther <rguenther@suse.de>
28096 PR tree-optimization/39331
28097 * omp-low.c (lower_send_shared_vars): Do not receive new
28098 values for the reference of DECL_BY_REFERENCE parms or results.
28100 2009-03-01 Jan Hubicka <jh@suse.cz>
28103 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28104 BLOCK_NONLOCALIZED_VAR): New macros.
28105 (tree_block): Add nonlocalized_vars.
28106 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28107 gen_decl_die): Add origin argument. Allow generation of die with
28108 origin at hand only.
28109 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28110 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28112 (gen_block_die): Fix checking for unused blocks.
28113 (process_scope_var): Break out from .... ; work with origins only.
28114 (decls_for_scope) ... here; process nonlocalized list.
28115 (dwarf2out_ignore_block): Look for nonlocalized vars.
28116 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28118 (dump_scope_block): Dump them.
28119 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28120 (remap_block): Likewise.
28121 (can_be_nonlocal): New predicate.
28122 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28124 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28126 * configure: Regenerate.
28128 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28130 * optc-gen.awk: No need to duplicate option flags twice.
28131 Reuse help texts for duplicate options which do not have any.
28133 * gcc.c (display_help): Document --version.
28135 * gcc.c (main): If print_help_list and verbose_flag, ensure
28136 driver output comes before subprocess output.
28138 * optc-gen.awk: Assign all remaining fields to help string,
28139 space-separated, for multi-line help in *.opt.
28141 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28142 -Wno-pedantic-ms-format is for MinGW targets only.
28144 * doc/options.texi (Option file format): Fix bad indentation,
28145 restoring dropped sentence.
28147 2009-02-28 Jan Hubicka <jh@suse.cz>
28149 * tree-inline.c (tree_function_versioning): Output debug info.
28151 2009-02-28 Jan Hubicka <jh@suse.cz>
28154 * tree-inline.c (setup_one_parameter): Do not copy propagate
28155 arguments when not optimizing.
28157 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28160 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28161 (avx_addsubv4df3): Likewise.
28162 (*avx_addsubv4sf3): Likewise.
28163 (sse3_addsubv4sf3): Likewise.
28164 (*avx_addsubv2df3): Likewise.
28165 (sse3_addsubv2df3): Likewise.
28166 (avx_unpckhps256): Correct item selectors.
28167 (avx_unpcklps256): Likewise.
28168 (avx_unpckhpd256): Likewise.
28169 (avx_unpcklpd256): Likewise.
28171 2009-02-28 Jan Hubicka <jh@suse.cz>
28173 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28175 (copy_arguments_for_versioning): If var is declared don't declare it.
28176 (tree_function_versioning): First setup substitutions and then copy
28179 2009-02-27 Jan Hubicka <jh@suse.cz>
28182 * cgraph.h (varpool_output_debug_info): Remove.
28183 * cgraphunit.c (varpool_output_debug_info): Remove.
28184 * dwarf2out.c (deferred_locations_struct): New struct
28185 (deferred_locations): New type.
28186 (deferred_locations_list): New static var.
28187 (deffer_location): New function.
28188 (gen_variable_die): Use it.
28189 (decls_for_scope): Output info on local static vars.
28190 (dwarf2out_finish): Process deferred locations.
28191 * varpool.c (varpool_output_debug_info): Remove.
28193 2009-02-27 Jan Hubicka <jh@suse.cz>
28196 * tree.h (TREE_PROTECTED): Fix comment.
28197 (BLOCK_HANDLER_BLOCK): Remove.
28198 (struct tree_block): Remove handler_block add body_block.
28199 (inlined_function_outer_scope_p): New.
28200 (is_body_block): Remove.
28201 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28202 * dwarf2out.c (is_inlined_entry_point): Remove.
28203 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28204 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28206 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28207 * gimplify.c (gimplify_expr): Gimplify body blocks.
28208 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28209 block with multiple subblocks.
28210 (dump_scope_block): Prettier output; dump more flags and info.
28211 (dump_scope_blocks): New.
28212 (remove_unused_locals): Use dump_scope_blocks.
28213 * tree-flow.h (dump_scope_blocks): Declare.
28214 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28215 * stmt.c (is_body_block): Remove.
28216 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28217 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28219 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28221 PR middle-end/39308
28222 * graphite.c (graphite_loop_normal_form): Do not call
28223 number_of_iterations_exit from a gcc_assert.
28225 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28227 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28228 jumps if COND is NULL.
28229 (find_cond_jump): New function.
28230 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28231 * config/s390/s390.md: Remove z10_cobra attribute value.
28233 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28235 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28236 force_const_mem returns NULL_RTX.
28238 2009-02-26 Jan Hubicka <jh@suse.cz>
28241 * cgraph.h (varpool_output_debug_info): Remove.
28242 * cgraphunit.c (varpool_output_debug_info): Remove.
28243 * dwarf2out.c (deferred_locations_struct): New struct
28244 (deferred_locations): New type.
28245 (deferred_locations_list): New static var.
28246 (deffer_location): New function.
28247 (gen_variable_die): Use it.
28248 (decls_for_scope): Output info on local static vars.
28249 (dwarf2out_finish): Process deferred locations.
28250 * varpool.c (varpool_output_debug_info): Remove.
28252 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28254 PR rtl-optimization/39241
28255 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28256 to subreg_offset_representable_p.
28258 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28260 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28261 execute function prototype. Get f and nregs from max_reg_num
28262 and get_insns. Remove the first backward pass as it's dead,
28263 guard the forward pass by flag_expensive_optimizations.
28264 (rest_of_handle_regmove): Delete.
28265 (pass_regmove): Replace it with regmove_optimize.
28267 2009-02-25 Martin Jambor <mjambor@suse.cz>
28269 PR tree-optimization/39259
28270 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28271 calls_alloca function flags.
28272 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28273 calls are detected.
28275 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28277 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28278 flags_set_1_rtx, flags_set_1_set): Delete.
28279 (regmove_optimize): Do not call mark_flags_life_zones.
28281 2009-02-24 Julian Brown <julian@codesourcery.com>
28284 * config/arm/arm.c (require_pic_register): Only set
28285 cfun->machine->pic_reg once per function.
28287 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28289 * doc/invoke.texi (Link Options): Document an easier way to pass
28290 options that take arguments to the GNU linker using -Xlinker and -Wl.
28292 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28295 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28297 2009-02-24 Richard Guenther <rguenther@suse.de>
28300 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28302 2009-02-24 Richard Guenther <rguenther@suse.de>
28303 Zdenek Dvorak <ook@ucw.cz>
28305 PR tree-optimization/39233
28306 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28307 from converting them to a generic type.
28309 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28311 PR tree-optimization/39260
28312 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28313 contains a condition with a real type.
28314 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28316 2009-02-23 Jason Merrill <jason@redhat.com>
28319 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28320 narrowing_initializer_constant_valid_p.
28321 (narrowing_initializer_constant_valid_p): Don't return
28322 null_pointer_node for adding a pointer to itself.
28324 2009-02-23 Jan Hubicka <jh@suse.cz>
28327 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28330 2009-02-23 Jan Hubicka <jh@suse.cz>
28332 PR tree-optimization/37709
28333 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28334 * tree.h (block_ultimate_origin): Declare.
28335 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28336 * tree-ssa-live.c (remove_unused_scope_block_p):
28337 Eliminate blocks containig no instructions nor live variables nor
28339 (dump_scope_block): New function.
28340 (remove_unused_locals): Enable removal of dead blocks by default;
28341 enable dumping at TDF_DETAILS.
28343 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28345 * config/i386/i386.c (classify_argument): Don't allow COImode
28347 (function_arg_advance_32): Don't allow OImode.
28348 (function_arg_32): Likewise.
28349 (function_value_32): Likewise.
28350 (return_in_memory_32): Likewise.
28351 (function_arg_64): Remove OImode comment.
28353 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28356 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28357 ix86_expand_vector_set for V4DImode in 64bit mode only.
28358 (ix86_expand_vector_init_one_var): Likewise.
28360 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28362 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28364 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28367 * loop-iv.c: Revert last change.
28368 * emit-rtl.c: Likewise.
28370 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28373 * config/i386/i386.c (type_natural_mode): Remove an extra
28374 space in the warning message.
28375 (function_value_32): Handle 32-byte vector modes.
28376 (return_in_memory_32): Likewise.
28378 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28380 * loop-iv.c (truncate_value): New function.
28381 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28383 (lowpart_subreg): Move to...
28384 * emit-rtl.c: ...here.
28386 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28388 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28389 accidental and undocumented change at revision 140860.
28391 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28393 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28394 take gimple_seq * arguments.
28395 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28396 types_compatible_p langhook.
28398 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28399 Joseph Myers <joseph@codesourcery.com>
28401 * config/arm/arm.c (arm_builtin_va_list): New function.
28402 (arm_expand_builtin_va_start): Likewise.
28403 (arm_gimplify_va_arg_expr): Likewise.
28404 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28405 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28406 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28407 (va_list_type): New variable.
28408 (arm_mangle_type): Mangle va_list_type appropriately.
28410 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28412 PR middle-end/39157
28413 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28414 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28415 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28416 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28417 parameter to 1000 for -O1 by default.
28418 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28420 * loop-invariant.c: Include params.h.
28421 (move_loop_invariants): Don't call move_single_loop_invariants on
28424 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28426 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28427 offset when calculating bounds for indexing stack_usage_map. Fixes
28428 a buffer overflow with certain target setups.
28430 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28433 * calls.c (expand_call): Clear try_tail_call if caller and callee
28434 disagree in promotion of function return value.
28436 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28439 * c-common.c (c_determine_visibility): If visibility changed and
28440 DECL_RTL has been already set, call make_decl_rtl to update symbol
28443 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28446 * varasm.c (assemble_variable): Don't check DECL_NAME when
28447 globalizing a variable.
28449 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28452 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28453 expression before any __builtin_trap call.
28454 * c-typeck.c (build_function_call): Convert and check function
28455 arguments before generating a call to a trap. Evaluate the
28456 function arguments before the trap.
28458 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28461 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28462 (UNSPEC_FXAM_MEM): New unspec.
28463 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28464 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28465 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28467 2009-02-19 Richard Guenther <rguenther@suse.de>
28469 PR tree-optimization/39207
28470 PR tree-optimization/39074
28471 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28472 storedanything_tree): New.
28473 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28474 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28475 (build_succ_graph): Add edges from STOREDANYTHING to all
28477 (init_base_vars): Initialize STOREDANYTHING.
28478 (compute_points_to_sets): Free substitution info after
28479 building the succ graph.
28480 (ipa_pta_execute): Likewise.
28482 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28484 (do_ds_constraint): Do not add to special var or non-pointer
28486 (type_could_have_pointers): Split out from ...
28487 (could_have_pointers): ... here. For arrays use the element type.
28488 (create_variable_info_for): Initialize may_have_pointers.
28489 (new_var_info): Likewise.
28490 (handle_lhs_call): Make the HEAP variable unknown-sized.
28491 (intra_create_variable_infos): Use a type with pointers for
28492 PARM_NOALIAS, make it unknown-sized.
28494 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28497 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28499 2009-02-18 Jason Merrill <jason@redhat.com>
28502 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28503 value if DECL_EXTERNAL.
28504 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28505 * target.h (gcc_target::binds_local_p): Clarify "module".
28506 * tree.h (TREE_PUBLIC): Clarify "module".
28508 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28511 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28512 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28514 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28517 * c.opt (Wabi): Support C and ObjC.
28520 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28522 * config/i386/i386.c (classify_argument): Warn once about the ABI
28523 change when passing union with long double.
28525 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28527 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28530 * c-parser.c (c_parser_compound_statement): Always enter and leave
28533 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28536 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28538 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28540 PR tree-optimization/36922
28541 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28542 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28545 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28547 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28550 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28552 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28554 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28556 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28559 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28560 Richard Sandiford <rdsandiford@googlemail.com>
28562 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28563 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28564 (loongson_biadd): ...this.
28566 2009-02-17 Richard Guenther <rguenther@suse.de>
28568 PR tree-optimization/39202
28569 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28570 a var make sure to follow existing collapses.
28572 2009-02-17 Richard Guenther <rguenther@suse.de>
28574 PR middle-end/39214
28575 * langhooks.c (lhd_print_error_function): Check for NULL block.
28577 2009-02-17 Richard Guenther <rguenther@suse.de>
28579 PR tree-optimization/39204
28580 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28583 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28585 * config/soft-fp/double.h: Update from glibc CVS.
28587 2009-02-17 Richard Guenther <rguenther@suse.de>
28589 PR tree-optimization/39207
28590 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28591 strict-aliasing warnings for pointers pointing to NULL.
28593 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28596 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28597 skipping until next close brace.
28599 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28602 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28603 to function argument boundary.
28605 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28607 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28608 in the lea_add. Reload eventually constraints it properly.
28609 * config/picochip/constraints.md: Remove the target constraint
28610 "b", since it is not needed anymore.
28612 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28614 * gthr-dce.h: Uglify function parameter and local variable names.
28615 * gthr-gnat.h: Likewise.
28616 * gthr-mipssde.h: Likewise.
28617 * gthr-nks.h: Likewise.
28618 * gthr-posix95.h: Likewise.
28619 * gthr-posix.h: Likewise.
28620 * gthr-rtems.h: Likewise.
28621 * gthr-single.h: Likewise.
28622 * gthr-solaris.h: Likewise.
28623 * gthr-tpf.h: Likewise.
28624 * gthr-vxworks.h: Likewise.
28625 * gthr-win32.h: Likewise.
28627 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28630 * config/i386/i386.md: Restrict the new peephole2 to move
28631 between MMX/SSE registers.
28633 2009-02-15 Richard Guenther <rguenther@suse.de>
28636 2009-02-13 Richard Guenther <rguenther@suse.de>
28638 * configure.ac: Enable LFS.
28639 * configure: Re-generate.
28640 * config.in: Likewise.
28642 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28644 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28645 spu_srqwbyte, spu_srqwbytebc): Define.
28646 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28647 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28648 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28649 "shrqby_<mode>"): New insn-and-split patterns.
28650 * config/spu/spu.c (expand_builtin_args): Determine and return
28651 number of operands using spu_builtin_description data.
28652 (spu_expand_builtin_1): Use it.
28654 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28657 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28660 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28663 * config/i386/i386.c (override_options): Correct warning
28664 messages for -malign-loops, -malign-jumps and -malign-functions.
28666 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28669 * config/i386/i386.md: Restrict the new peephole2 to move
28670 between the general purpose registers.
28672 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28675 * config/i386/i386.c (type_natural_mode): Add a new argument.
28676 Return the original mode and warn ABI change if vector size is 32byte.
28677 (function_arg_advance): Updated.
28678 (function_arg): Likewise.
28679 (ix86_function_value): Likewise.
28680 (ix86_return_in_memory): Likewise.
28681 (ix86_sol10_return_in_memory): Likewise.
28682 (ix86_gimplify_va_arg): Likewise.
28683 (function_arg_32): Don't warn ABX ABI change here.
28684 (function_arg_64): Likewise.
28686 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28688 * loop-iv.c (implies_p): In the final case, test that operands 0
28689 of the two comparisons match.
28691 * config/bfin/bfin.c (find_prev_insn_start): New function.
28692 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28693 (find_next_insn_start): Move.
28695 2009-02-13 Richard Guenther <rguenther@suse.de>
28697 * configure.ac: Enable LFS.
28698 * configure: Re-generate.
28699 * config.in: Likewise.
28701 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28704 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28705 sizes on syntax error after some arguments have been parsed.
28707 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28709 * doc/invoke.texi (-fira): Remove.
28711 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28713 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28714 * recog.c: Likewise.
28717 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28719 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28720 (umul_ppmm): Likewise.
28721 (count_leading_zeros): Likewise.
28722 (count_trailing_zeros): Likewise.
28723 (UMUL_TIME): Likewise.
28725 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28727 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28728 soft-fp/t-softfp to tmake_file.
28730 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28731 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28732 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28733 IA64_BUILTIN_INFQ]: New.
28734 (ia64_init_builtins): Initialize __builtin_infq,
28735 __builtin_fabsq and __builtin_copysignq if not HPUX.
28736 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28737 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28739 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28741 (__fixtfti): Likewise.
28742 (__fixunstfti): Likewise.
28743 (__floattitf): Likewise.
28745 * config/ia64/libgcc-glibc.ver: New.
28746 * config/ia64/t-fprules-softfp: Likewise.
28747 * config/ia64/sfp-machine.h: Likewise.
28749 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28750 (LIBGCC2_TF_CEXT): Likewise.
28751 (TF_SIZE): Likewise.
28752 (TARGET_INIT_LIBFUNCS): Likewise.
28754 * config/ia64/t-glibc (SHLINB_MAPFILES):
28755 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28757 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28759 * config/i386/i386.c (construct_container): Rewrite processing
28760 BLKmode with X86_64_SSE_CLASS.
28762 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28765 * config/i386/i386.md: Replace simplify_replace_rtx with
28766 replace_rtx in the new peephole2.
28768 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28770 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28771 loop unrolling do not happen at -O2.
28773 2009-02-12 Michael Matz <matz@suse.de>
28775 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28777 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28779 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28782 2009-02-12 Ben Elliston <bje@au.ibm.com>
28784 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28785 patterns when updating the back chain. Missed in the 2009-02-10
28788 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28790 * doc/extend.texi (Decimal Floating Types): Update identifier of
28791 draft TR and list of missing support.
28793 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28795 PR middle-end/39154
28796 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28797 bit to variable length decl's flags, add it also to its
28798 pointer replacement variable.
28800 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28801 Jakub Jelinek <jakub@redhat.com>
28804 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28805 (memory_blockage): New expander.
28806 (*memory_blockage): New insn pattern.
28807 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28808 instead of general blockage at the end of function prologue when
28809 frame pointer is used to access red zone area. Do not emit blockage
28810 when profiling, it is emitted in generic code.
28811 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28812 function epilogue when frame pointer is used to access red zone area.
28814 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28817 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28818 by arithmetic with memory operands.
28819 * config/i386/predicates.md (commutative_operator): New.
28821 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28823 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28826 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28828 * alias.h (record_alias_subset): Declare.
28829 * alias.c (record_alias_subset): Make global.
28831 2009-02-10 Nick Clifton <nickc@redhat.com>
28833 * tree-parloops.c: Change license to GPLv3.
28834 * ipa-struct-reorg.c: Change license to GPLv3.
28835 * ipa-struct-reorg.h: Change license to GPLv3.
28837 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28840 * c-decl.c (start_struct): Return NULL on error.
28842 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28844 PR middle-end/39124
28845 * cfgloopmanip.c (remove_path): Call remove_bbs after
28846 cancel_loop_tree, not before it.
28849 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28850 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28851 VAR_DECLs were seen.
28852 * tree-ssa-live.c (remove_unused_locals): Recompute
28853 cfun->has_local_explicit_reg_vars.
28854 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28855 copies or clearings if cfun->has_local_explicit_reg_vars.
28857 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28860 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28861 of function prologue when frame pointer is used to access
28864 2009-02-10 Richard Guenther <rguenther@suse.de>
28866 PR middle-end/39127
28867 * gimplify.c (gimple_regimplify_operands): Always look if
28868 we need to create a temporary.
28870 2009-02-10 Richard Guenther <rguenther@suse.de>
28872 PR tree-optimization/39132
28873 * tree-loop-distribution.c (todo): New global var.
28874 (generate_memset_zero): Trigger TODO_rebuild_alias.
28875 (tree_loop_distribution): Return todo.
28877 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28880 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28881 (x86_64_reg_class_name): Removed.
28882 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28883 first one isn't X86_64_SSE_CLASS or any other ones aren't
28884 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28885 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28886 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28887 and 3 X86_64_SSEUP_CLASS.
28888 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28889 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28891 2009-02-10 Ben Elliston <bje@au.ibm.com>
28893 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28894 form instruction to update the stack back chain word, even if the
28895 user has disabled the generation of update instructions.
28896 (movdi_<mode>_update_stack): New.
28897 (movsi_update_stack): Likewise.
28898 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28899 always use an update form instruction to update the stack back
28902 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28904 PR middle-end/38953
28905 * graphite.c (if_region_set_false_region): After moving a region in
28906 the false branch of a condition, remove the empty dummy basic block.
28907 (gloog): Remove wrong fix for PR38953.
28909 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28911 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28912 generation due to implicit sign extension.
28914 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28916 PR middle-end/38981
28917 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28918 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28920 2009-02-09 Richard Guenther <rguenther@suse.de>
28922 PR middle-end/35202
28923 * convert.c (convert_to_real): Disable (float)fn((double)x)
28924 to fnf(x) conversion if errno differences may occur and
28925 -fmath-errno is set.
28927 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28929 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28930 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28931 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28933 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28936 * c-common.c (handle_alias_attribute): Disallow attribute for
28937 anything not a FUNCTION_DECL or VAR_DECL.
28939 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28942 * real.c (do_compare): Special-case compare of zero against
28943 decimal float value.
28945 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28948 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28949 as indicating flexible array members unless the field itself is
28950 being declarared as the incomplete array.
28952 2009-02-06 Jan Hubicka <jh@suse.cz>
28954 PR tree-optimization/38844
28955 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28956 is already inlined.
28958 2009-02-06 Richard Guenther <rguenther@suse.de>
28960 PR middle-end/38977
28961 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28962 fork because we may expand it as __gcov_fork.
28964 2009-02-06 Nick Clifton <nickc@redhat.com>
28966 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28968 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28970 PR tree-optimization/35659
28971 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28972 vn_phi_eq): Shortcut if hashcode does not match.
28973 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28975 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28976 and avoid iterative_hash_expr.
28977 (FOR_EACH_VALUE_ID_IN_SET): New.
28978 (value_id_compare): Remove.
28979 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28980 sort expressions by value id.
28982 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28985 * config/sh/predicates.md (general_movsrc_operand): Don't check
28986 the subreg of system registers here.
28988 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28991 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28992 on the copied decl.
28994 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28996 PR rtl-optimization/39110
28997 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28998 addresses, not aligned ones.
29000 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29001 Richard Guenther <rguenther@suse.de>
29003 PR tree-optimization/39100
29004 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29005 comment says and add edges.
29007 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29010 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29011 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29013 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29015 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29016 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29017 register_bb_in_sese, new_sese, free_sese): Moved.
29018 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29019 outermost_loop_in_scop, build_scop_iteration_domain,
29020 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29021 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29022 Use loop_in_sese_p instead of loop_in_scop_p.
29023 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29024 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29025 (scopdet_basic_block_info): Fix bug in scop detection.
29026 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29027 eq_loop_to_cloog_loop): Remove.
29028 (nb_loops_around_loop_in_scop, nb_loop
29029 ref_nb_loops): Moved here...
29030 * graphite.h (ref_nb_loops): ... from here.
29031 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29032 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29033 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29035 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29036 Hans-Peter Nilsson <hp@axis.com>
29038 PR rtl-optimization/37889
29039 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29040 Move offset handling from PLUS to before the switch. Use new
29041 arguments when considering SYMBOL_REFs too.
29042 (rtx_addr_can_trap_p): Pass dummy offset and size.
29043 (enum may_trap_p_flags): Remove.
29044 (may_trap_p_1): Pass size from MEM_SIZE.
29046 PR rtl-optimization/38921
29047 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29048 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29049 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29050 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29052 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29054 AVX Programming Reference (January, 2009)
29055 * config/i386/sse.md (*vpclmulqdq): New.
29057 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29059 PR tree-optimization/38977
29060 PR gcov-profile/38292
29061 * calls.c (special_function_p): Disregard __builtin_ prefix.
29063 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29065 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29066 non-indexable addresses even before reload.
29068 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29071 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29072 as having variable size. Do not give an error for unnamed
29073 parameters with [*] declarators. Give a warning for type names
29074 with [*] declarators and mark them as variable size.
29075 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29076 for sizeof applied to [*] type names.
29078 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29081 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29083 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29085 * gcc.c (process_command): Update copyright notice dates.
29086 * gcov.c (print_version): Likewise.
29087 * gcov-dump.c (print_version): Likewise.
29088 * mips-tfile.c (main): Likewise.
29089 * mips-tdump.c (main): Likewise.
29091 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29094 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29095 for composite type involving a zero-length array type.
29097 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29100 * function.c (match_asm_constraints_1): Skip over
29101 initial optional % in the constraint.
29103 PR inline-asm/39059
29104 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29105 supported, don't accept FIXED_CSTs.
29106 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29107 and _Sat is used without _Fract/_Accum. Set specs->type to
29108 integer_type_node for cts_fract/cts_accum if fixed point is not
29111 2009-02-02 Catherine Moore <clm@codesourcery.com>
29113 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29115 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29117 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29118 (ABI_HAS_64BIT_SYMBOLS): Use it.
29119 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29121 2009-02-02 Paul Brook <paul@codesourcery.com>
29123 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29125 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29127 PR inline-asm/39058
29128 * recog.h (asm_operand_ok): Add constraints argument.
29129 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29130 recurse on matching constraint.
29131 (check_asm_operands): Pass constraints as 3rd argument to
29132 asm_operand_ok. Don't look up matching constraint here.
29133 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29136 2009-02-02 Ben Elliston <bje@au.ibm.com>
29138 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29139 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29141 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29143 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29144 information. Remove some obsolete information. Reorganize.
29146 * config/pa/fptr.c: Revert license to GPL 2.
29147 * config/pa/milli64.S: Likewise.
29149 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29152 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29153 LIBRARY name in, instead of hard-coding it.
29154 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29155 extra target make frag to tmake_files according to EH model.
29156 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29157 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29158 frags that define makefile variable EH_MODEL appropriately.
29159 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29160 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29161 to "-sjlj" according to type of EH configured.
29162 (LIBGCC_SONAME): Concatenate it to shared library base name.
29163 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29164 to "_sjlj" according to type of EH configured.
29165 (LIBGCC_SONAME): Concatenate it to shared library base name.
29166 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29167 (SHLIB_LINK): Add missing semicolon to if-else construct.
29168 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29169 string value of "pe_dll" command-line option.
29170 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29171 (SHLIB_SONAME): Use it when overriding t-cygming default.
29172 (SHLIB_IMPLIB): Override t-cygming default.
29173 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29174 string value of "pe_dll" command-line option.
29176 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29179 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29180 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29182 2009-01-31 Richard Guenther <rguenther@suse.de>
29184 PR tree-optimization/38937
29185 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29186 computing the transitive closure.
29188 2009-01-30 Richard Guenther <rguenther@suse.de>
29190 PR tree-optimization/39041
29191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29192 Propagate variable indices only if the types match for this stmt.
29194 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29197 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29198 inline but never defined.
29200 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29202 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29203 (*insv_h_di_reg_extimm): New insn.
29204 (*insv_l<mode>_reg_extimm): New insn.
29206 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29208 * config/picochip/picochip.c (flag_conserve_stack): set
29209 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29210 fconserve-stack. Reduce call-overhead used by inliner.
29212 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29215 * common.opt (flag_conserve_stack): Initialised to zero.
29217 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29220 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29221 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29224 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29226 * ira-color.c (allocno_reload_assign): Update comments.
29227 * regmove.c (regmove_optimize): Likewise.
29231 2009-01-29 Robert Millan <rmh@aybabtu.com>
29233 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29234 * config/i386/kopensolaris-gnu.h: New file. Undefine
29235 `MD_UNWIND_SUPPORT'.
29236 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29238 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29240 PR tree-optimization/39007
29241 * tree-loop-distribution.c (generate_builtin): Use
29242 recompute_dominator to compute the immediate dominator of the
29243 basic block just after the loop.
29245 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29247 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29248 (ASM_OUTPUT_DWARF_PCREL): Define.
29250 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29252 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29253 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29254 global. Modify entries about regmove and IRA.
29256 * ra-conflict.c: Remove the file.
29258 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29260 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29261 (pass_regclass_init): Rename to pass_reginfo_init.
29263 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29265 * toplev.h (flag_ira): Remove.
29267 * caller-save.c (setup_save_areas): Remove flag_ira.
29269 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29271 * global.c: Remove the file.
29273 * opts.c (decode_options): Remove flag_ira.
29275 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29277 * regmove.c: Modify file description.
29278 (find_use_as_address, try_auto_increment): Define them only if
29279 AUTO_INC_DEC is defined.
29280 (replacement_quality, replace_in_call_usage, fixup_match_1,
29281 stable_and_no_regs_but_for_p): Remove.
29282 (reg_set_in_bb): Make it static.
29283 (regmove_optimize): Remove flag_ira and code which worked for
29286 * local-alloc.c: Remove the file.
29288 * common.opt (fira): Remove.
29290 * ira.c: Include except.h.
29291 (eliminable_regset): Move from global.c.
29292 (mark_elimination): Ditto. Remove flag_ira.
29293 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29294 equiv_mem_modified, validate_equiv_mem_from_store,
29295 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29296 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29297 no_equiv, recorded_label_ref): Move from local-alloc.c.
29298 (update_equiv_regs): Ditto. Make it static.
29299 (print_insn_chain, print_insn_chains): Move it from global.c.
29300 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29301 (build_insn_chain): Ditto. Make it static.
29302 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29303 Rename to init_live_subregs.
29304 (gate_ira): Remove flag_ira.
29306 * regclass.c: Rename reginfo.c. Change file description.
29307 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29308 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29309 (init_reg_sets_1): Remove code for evaluation of
29310 reg_class_superclasses and losing_caller_save_reg_set.
29311 (init_regs): Remove init_reg_autoinc.
29312 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29313 ok_for_base_p_nonstrict): Remove.
29314 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29315 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29316 corresponding entries.
29317 (dump_regclass, record_operand_costs, scan_one_insn,
29318 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29319 record_address_regs, auto_inc_dec_reg_p): Remove.
29320 (gt-regclass.h): Rename to gt-reginfo.h.
29322 * rtl.h (dump_global_regs, retry_global_alloc,
29323 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29325 * Makefile.in (RA_H): Remove.
29326 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29327 Rename regclass.o to reginfo.o.
29328 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29330 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29331 (GTFILES): Rename regclass.c to reginfo.c.
29333 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29334 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29336 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29337 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29339 (finish_spills): Ditto. Remove code for !flag_ira.
29341 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29343 PR middle-end/35854
29344 * doc/invoke.texi (rtl debug options): Complete rewrite.
29345 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29347 * mode-switching.c (pass_mode_switching): Rename pass from
29348 "mode-sw" to "mode_sw".
29349 * except.c (pass_convert_to_eh_ranges): Rename pass from
29350 "eh-ranges" to "eh_ranges".
29351 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29355 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29356 Alexander Monakov <amonakov@ispras.ru>
29358 PR middle-end/38857
29359 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29361 (move_exprs_to_boundary): Change return type and pass through
29362 should_move from move_op. Relax assert. Update usage ...
29363 (schedule_expr_on_boundary): ... here. Use should_move instead of
29365 (move_op_orig_expr_found): Indicate that insn was disconnected from
29367 (code_motion_process_successors): Do not call after_merge_succs
29368 callback if original expression was not found when traversing any of
29370 (code_motion_path_driver): Change return type. Update prototype.
29371 (move_op): Update comment. Add a new parameter (should_move). Update
29372 prototype. Set *should_move based on indication provided by
29373 move_op_orig_expr_found.
29375 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29377 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29378 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29379 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29380 * config/rs6000/rs6000.c (rs6000_override_options): Default
29381 avoid-indexed-addresses on for Power6, off for everything else.
29382 (avoiding_indexed_address_p): New function.
29383 (rs6000_legitimize_address): Use it.
29384 (rs6000_legitimate_address): Likewise.
29385 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29387 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29389 PR tree-optimization/38997
29390 * tree-loop-distribution.c (generate_memset_zero): Use
29391 POINTER_PLUS_EXPR for a pointer addition.
29393 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29395 * config/s390/s390.md (bswap<mode>2): New pattern added.
29397 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29399 * config/s390/s390.md (*tls_load_31): Added type attribute.
29401 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29403 * config/s390/s390.md: Fix a few comments.
29405 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29407 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29408 (*tm<mode>_full): Fixed z10prop attribute.
29409 (*tst<mode>_extimm): Fixed z10prop attribute.
29410 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29411 (*tstqiCCT_cconly): Fixed z10prop attribute.
29412 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29413 (*movsi_larl): Fixed z10prop attribute.
29414 (*movsi_zarch): Fixed z10prop attribute.
29415 (*movsi_eas): Fixed z10prop attribute.
29416 (*movhi): Fixed z10prop attribute.
29417 (*movqi): Fixed z10prop attribute.
29418 (*movstrictqi): Fixed z10prop attribute.
29419 (*mov<mode>): Fixed z10prop attribute.
29420 (*movcc): Fixed z10prop attribute.
29421 (*sethighpartdi_64): Fixed z10prop attribute.
29422 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29423 (*negdi2_sign_cc): Fixed z10prop attribute.
29424 (*negdi2_sign): Fixed z10prop attribute.
29425 (*absdi2_sign_cc): Fixed z10prop attribute.
29426 (*absdi2_sign): Fixed z10prop attribute.
29427 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29428 (*negabsdi2_sign): Fixed z10prop attribute.
29429 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29430 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29431 (doloop_si64): Fixed z10prop attribute.
29432 (doloop_si31): Fixed z10prop attribute.
29433 (doloop_long): Fixed z10prop attribute.
29434 (indirect_jump): Fixed z10prop attribute.
29435 (nop): Fixed z10prop attribute.
29436 (main_base_64): Fixed z10prop attribute.
29437 (reload_base_64): Fixed z10prop attribute.
29439 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29441 PR rtl-optimization/38740
29442 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29444 * config/mips/mips.c (mips_reorg): Likewise.
29446 2009-01-28 Richard Guenther <rguenther@suse.de>
29448 PR tree-optimization/38926
29449 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29450 with the correct value id to a value.
29451 (do_regular_insertion): Use the value number of edoubleprime
29452 for the value number of the expr.
29455 2008-08-21 Richard Guenther <rguenther@suse.de>
29457 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29458 a PHI ask VN if it is already available.
29459 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29460 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29462 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29464 PR middle-end/38934
29465 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29466 set to varying whenever max has TREE_OVERFLOW set, similarly
29467 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29469 2009-01-28 Richard Guenther <rguenther@suse.de>
29471 PR middle-end/38908
29472 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29473 uninitialized aggregate uses in call arguments.
29475 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29477 PR tree-optimization/38984
29478 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29479 the nothing_id variable if -fno-delete-null-pointer-checks.
29481 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29484 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29485 (set_got_offset_rex64): Ditto.
29487 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29490 * doc/extend.texi: Improve local variable with asm reg.
29492 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29494 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29495 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29496 was not supplied then set warn_packed_bitfield_compat to the
29497 default value of 1.
29498 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29501 2009-01-27 Richard Guenther <rguenther@suse.de>
29503 PR tree-optimization/38503
29504 * cfgexpand.c (expand_gimple_basic_block): Ignore
29505 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29506 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29507 variables that cannot have TBAA applied.
29508 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29511 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29513 PR middle-end/38969
29514 * calls.c (initialize_argument_information): Do not wrap complex
29515 arguments in SAVE_EXPR.
29517 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29519 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29520 (INSTALL_LIBGCC): Revert typo commit.
29522 2009-01-26 Richard Guenther <rguenther@suse.de>
29524 PR tree-optimization/38745
29525 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29526 from special handling.
29528 2009-01-26 Richard Guenther <rguenther@suse.de>
29530 PR tree-optimization/38745
29531 * tree-ssa.c (execute_update_addresses_taken): Do not include
29532 variables that cannot possibly be a register in not_reg_needs.
29533 Do not clear TREE_ADDRESSABLE on vars that may not become
29535 * tree-ssa.c (update_alias_info_1): Include those in the set
29536 of addressable vars.
29538 2009-01-26 Richard Guenther <rguenther@suse.de>
29540 PR middle-end/38851
29541 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29542 * tree-ssa-dse.c: Include langhooks.h
29543 (execute_simple_dse): Remove stores with zero size.
29545 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29548 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29551 2009-01-24 Julian Brown <julian@codesourcery.com>
29553 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29554 config/arm/linux-atomic.c.
29555 * config/arm/linux-atomic.c: New.
29557 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29559 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29560 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29561 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29563 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29566 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29569 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29571 PR tree-optimization/38953
29572 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29573 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29574 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29575 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29578 2009-01-24 Paul Brook <paul@codesourcery.com>
29580 * config/arm/neon.md (neon_type): Move to arm.md.
29581 (neon_mov<VSTRUCT>): Add neon_type attribute.
29582 * config/arm/arm.md (neon_type): Move to here.
29583 (conds): Add "unconditioal" and use as default for NEON insns.
29585 2009-01-24 Ben Elliston <bje@au.ibm.com>
29587 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29588 void *' warning from -Wc++-compat.
29589 * Makefile.in (dominance.o-warn): Remove.
29591 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29593 PR tree-optimization/38932
29594 * fold-const.c (fold_unary_ignore_overflow): New.
29595 * tree.h (fold_unary_ignore_overflow): Declare.
29596 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29597 * tree-ssa-sccvn.c (visit_reference_op_load,
29598 simplify_unary_expression): Likewise.
29600 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29602 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29603 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29604 regardless of their type.
29605 * c-common.c (handle_packed_attribute): Don't ignore packed on
29607 * c.opt (Wpacked-bitfield-compat): New warning option.
29608 * stor-layout.c (place_field): Warn if offset of a field changed.
29609 * doc/extend.texi (packed): Mention the ABI change.
29610 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29611 (Warning Options): Add it to the list.
29613 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29615 * c-opts.c (c_common_post_options): Fix a typo in comments.
29617 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29619 PR middle-end/38615
29620 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29621 variables to static.
29622 * doc/invoke.texi (-fmerge-all-constants): Update description.
29624 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29627 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29628 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29630 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29632 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29634 (LOCAL_ALIGNMENT): Similarly.
29636 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29637 Joseph Myers <joseph@codesourcery.com>
29639 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29640 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29641 * config/arm/arm-tune.md: Regenerate.
29642 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29645 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29647 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29648 version number to five.
29650 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29653 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29654 * c-common.c (set_underlying_type): Likewise.
29655 (is_typedef_decl ): Likewise
29657 (set_underlying_type): Likewise.
29658 (is_typedef_type): Likewise.
29660 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29662 PR middle-end/38587
29663 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29666 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29669 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29670 (LIBGCC_SPEC): Don't define.
29671 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29673 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29675 PR rtl-optimization/38879
29676 * alias.c (base_alias_check): Unaligned access via AND address can
29677 alias all surrounding object types except those with sizes equal
29678 or wider than the size of unaligned access.
29680 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29683 * c-decl.c (clone_underlying_type): Move this ...
29684 * c-common.c (set_underlying_type): ... here.
29685 Also, make sure the function properly sets TYPE_STUB_DECL() on
29686 the newly created typedef variant type.
29687 (is_typedef_decl ): New entry point.
29688 * tree.h: Added a new member member_types_needing_access_check to
29689 struct tree_decl_non_common.
29690 (set_underlying_type): New entry point.
29691 (is_typedef_type): Likewise.
29693 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29695 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29696 Check whether two instructions have memory references that
29697 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29698 are helper functions for traversing.
29699 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29700 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29701 not to draw dependency edge for instructions with non-conflicting
29704 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29707 * longlong.h: Update copyright years. Use soft-fp license notice.
29708 Sync __clz_tab declaration with glibc.
29710 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29713 * doc/extend.texi (syscall_linkage): New.
29714 (version_id): Modify.
29716 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29717 Richard Guenther <rguenther@suse.de>
29719 PR tree-optimization/38747
29720 PR tree-optimization/38748
29721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29722 conversion if the base address is an indirect reference and the
29723 aliasing sets could cause issues.
29725 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29727 * common.opt (fgraphite, fgraphite-identity): Add comment for
29728 explaining why these options are not documented.
29730 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29732 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29733 gimple_call_lhs is NULL.
29735 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29738 * emit-rtl.c (adjust_address_1): Make sure memref is never
29741 2009-01-20 Ben Elliston <bje@au.ibm.com>
29743 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29744 const qualifier from arg parameter. Remove unnecessary cast to char *.
29745 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29746 const qualifier from arg 2.
29748 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29750 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29752 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29755 * rtl.h (reinit_regs): New prototype.
29756 * regclass.c: Include ira.h.
29757 (reinit_regs): New.
29758 * Makefile.in (regclass.o): Add ira.h.
29759 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29761 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29764 * c-common.c (handle_aligned_attribute): Use
29765 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29766 default alignment value.
29768 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29770 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29771 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29773 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29774 __BIGGEST_ALIGNMENT__.
29776 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29778 2009-01-18 Richard Guenther <rguenther@suse.de>
29780 PR tree-optimization/38819
29781 * tree-flow.h (operation_could_trap_helper_p): Declare.
29782 * tree-eh.c (operation_could_trap_helper_p): Export.
29783 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29784 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29785 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29786 are about to insert a possibly trapping instruction and fail
29789 2009-01-18 Andreas Schwab <schwab@suse.de>
29791 * doc/install.texi (Configuration): Remove obsolete paragraph
29792 about use of --with-gnu-ld with --with-gnu-as.
29794 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29796 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29797 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29798 Follow spelling conventions.
29800 2009-01-18 Ben Elliston <bje@au.ibm.com>
29802 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29803 C++ warning about implicit conversion from void * to struct
29805 (bitmap_obstack_free): Likewise for bitmap_element *.
29806 * Makefile.in (bitmap.o-warn): Remove.
29808 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29810 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29812 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29813 Tobias Grosser <tobi.grosser@amd.com>
29815 * graphite.c (graphite_trans_scop_block): Do not block single
29818 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29820 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29821 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29822 test with assertion.
29824 2009-01-16 Richard Guenther <rguenther@suse.de>
29826 PR tree-optimization/38835
29827 PR middle-end/36227
29828 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29829 and INT + PTR -> (INT)(PTR p+ INT) folding.
29830 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29832 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29835 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29836 the subreg from a lowpart subreg if it is also casting the value.
29838 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29839 Tobias Grosser <tobi.grosser@amd.com>
29841 * graphite.c (compare_prefix_loops): New.
29842 (build_scop_canonical_schedules): Rewritten.
29843 (graphite_transform_loops): Move build_scop_canonical_schedules
29844 after build_scop_iteration_domain.
29846 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29847 Tobias Grosser <tobi.grosser@amd.com>
29849 * graphite.c (add_conditions_to_domain): Add the loops to
29850 the dimension of the iteration domain. Do copy the domain
29851 only when it exists.
29852 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29853 (add_conditions_to_constraints): New.
29854 (can_generate_code_stmt, can_generate_code): Removed.
29855 (gloog): Do not call can_generate_code.
29856 (graphite_transform_loops): Call add_conditions_to_constraints
29857 after building the iteration domain.
29859 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29861 PR tree-optimization/38789
29862 * tree-ssa-threadedge.c
29863 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29864 __builtin_constant_p.
29866 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29868 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29869 examined before deleting them.
29871 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29873 * function.c (aggregate_value_p): Correctly extract the function
29874 type from CALL_EXPR_FN lookup.
29876 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29878 * config/picochip/picochip.c (picochip_override_options): Revert
29879 CFI asm flag disable commited previously.
29881 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29882 Tobias Grosser <tobi.grosser@amd.com>
29883 Jan Sjodin <jan.sjodin@amd.com>
29885 * graphite.c (scan_tree_for_params): On substractions negate
29886 all the coefficients of the term.
29887 (clast_to_gcc_expression_red): New. Handle reduction expressions
29888 of more than two operands.
29889 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29890 (get_vdef_before_scop): Handle also the case of default definitions.
29892 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29894 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29895 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29896 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29898 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29899 Joey Ye <joey.ye@intel.com>
29901 PR middle-end/37843
29902 * cfgexpand.c (expand_stack_alignment): Don't update stack
29903 boundary nor check incoming stack boundary here.
29904 (gimple_expand_cfg): Update stack boundary and check incoming
29905 stack boundary here.
29907 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29909 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29911 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29913 PR rtl-optimization/38245
29914 * calls.c (expand_call): Add stack arguments to
29915 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29916 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29917 in regs and partially in memory or BLKmode arguments.
29918 (emit_library_call_value_1): Add stack arguments to
29919 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29920 ACCUMULATE_OUTGOING_ARGS).
29921 * dce.c: Include tm_p.h.
29922 (find_call_stack_args): New function.
29923 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29925 (mark_insn): Call find_call_stack_args for CALL_Ps.
29926 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29927 forwards. Allocate and free arg_stores bitmap if needed, pass it
29928 down to deletable_insn_p, don't mark stores set in arg_stores
29929 bitmap, clear the bitmap at the beginning of each bb.
29930 * Makefile.in (dce.o): Depend on $(TM_P_H).
29932 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29935 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29936 to make sure the insn is a conditional test (bug 22599). Reformat a
29939 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29941 PR middle-end/38431
29942 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29943 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29944 (gloog): Do not call cleanup_tree_cfg.
29945 (graphite_transform_loops): Call cleanup_tree_cfg after all
29946 scops have been code generated.
29948 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29949 * doc/gty.texi (Invoking the garbage collector): Added new node
29950 and section documenting ggc_collect.
29952 2009-01-14 Richard Guenther <rguenther@suse.de>
29954 PR tree-optimization/38826
29955 PR middle-end/38477
29956 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29957 initialization notes only if we actually emitted a warning.
29958 (intra_create_variable_infos): Add constraints for a result decl
29959 that is passed by hidden reference.
29960 (build_pred_graph): Mark all related variables non-direct on
29963 2009-01-14 Nick Clifton <nickc@redhat.com>
29965 * ira-conflicts.c: Include addresses.h for the definition of
29967 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29968 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29970 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29973 * Makefile.in (ira-lives.o): Add except.h.
29975 * ira-lives.c: Include except.h.
29976 (process_bb_node_lives): Process can_throw_internal.
29978 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29980 PR rtl-optimization/38774
29981 * combine.c (simplify_set): When undoing cc_use change, don't do
29982 PUT_CODE on the newly created comparison, but instead put back the
29985 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29987 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29988 values. Remove duplicate arm8 entry.
29990 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29992 PR tree-optimization/38786
29993 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29994 the SSA_NAME case of expand_scalar_variables_expr.
29995 Set the type of an expression to the type of its assign statement.
29996 (expand_scalar_variables_expr): Also gather the scalar computation
29997 used to index the memory access. Do not pass loop_p.
29998 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29999 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30000 the gimple_stmt_iterator where it inserts new code.
30001 Do not pass loop_p.
30002 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30003 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30005 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30007 * graphite.h (debug_value): Removed.
30008 * graphite.c (debug_value): Removed.
30010 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30012 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30013 ldrd/strd with two 32-bit instructions.
30015 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30017 * config/arm/arm.c (struct processors): Pass for speed down into
30018 cost helper functions.
30019 (const_ok_for_op): Handle COMPARE and inequality nodes.
30020 (arm_rtx_costs_1): Rewrite.
30021 (arm_size_rtx_costs): Update prototype.
30022 (arm_rtx_costs): Pass speed down to helper functions.
30023 (arm_slowmul_rtx_costs): Rework cost calculations.
30024 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30025 (arm_9e_rtx_costs): Likewise.
30027 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30029 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30030 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30031 (alpha_legitimize_address): Do not split local symbols wider than
30032 UNITS_PER_WORD into HIGH/LO_SUM parts.
30034 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30037 * gcc.c (process_command): Replace call to execvp with calls
30038 to pex_one and exit.
30040 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30043 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30044 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30045 variant for devices with 3-byte PC.
30046 (__tablejump_elpm__): New.
30048 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30051 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30052 offsetof member-designator, handle it as `[0].'.
30054 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30056 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30057 function when not using named sections on targets with named sections
30058 if branch distance is less than 262132.
30060 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30062 * combine.c (combine_instructions): Recompute
30063 optimize_this_for_speed_p for each BB in the main combine loop.
30065 2009-01-12 Tomas Bily <tbily@suse.cz>
30068 * tree-loop-distribution.c (prop_phis): New function.
30069 (generate_builtin): Call prop_phis.
30071 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30073 PR tree-optimization/38807
30074 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30075 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30077 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30079 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30080 subreg of op0 to the original op0.
30082 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30084 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30086 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30089 * mips-tfile.c (parse_def): Fix parsing of def strings
30090 starting with digits.
30092 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30095 * config/arm/arm.c (arm_is_long_call_p): Don't call
30096 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30098 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30100 * regrename.c (regrename_optimize): Fix dumping.
30101 (find_oldest_value_reg): Preserve REG_POINTER.
30102 (copy_hardreg_forward_1): Likewise.
30104 2009-01-09 Diego Novillo <dnovillo@google.com>
30106 * gimple.h (struct gimple_statement_base) <uid>: Document
30107 the restrictions on its use.
30108 (gimple_uid): Tidy.
30109 (gimple_set_uid): Tidy.
30111 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30113 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30114 zero guard even if align_bytes != 0 and count is smaller than
30117 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30119 PR rtl-optimization/38495
30120 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30121 (add_range_and_copies_from_move_list): Print all added ranges.
30122 Add ranges to memory optimized destination.
30124 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30128 * config/i386/i386.c (override_options): Reject
30129 -mstringop-strategy=rep_8byte with -m32.
30130 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30131 to 1. Do count comparison against epilogue_size_needed at compile
30132 time even when count_exp was constant forced into register. For
30133 size_needed don't jump to epilogue, instead just avoid aligning
30134 and invoke the body algorithm. If need_zero_guard, add zero guard
30135 even if count is non-zero, but smaller than size_needed + number of
30136 bytes that could be stored for alignment.
30137 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30138 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30139 but smaller than size_needed + number of bytes that could be stored
30140 for alignment. Compare size_needed with epilogue_size_needed instead
30141 of desired_align - align, don't adjust size_needed, pass
30142 epilogue_size_needed to the epilogue expanders.
30145 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30147 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30149 * pa.c (last_address): Change to unsigned.
30150 (update_total_code_bytes): Change argument to unsigned. Don't
30151 check if insn addresses are set.
30152 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30153 addresses are not set.
30154 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30156 2009-01-09 Nick Clifton <nickc@redhat.com>
30158 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30159 DECL_DECLARED_INLINE_P.
30161 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30163 PR middle-end/38347
30164 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30165 GET_MODE (op0) in operand_subword_force calls.
30167 PR middle-end/38771
30168 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30169 fold_convert arg0 operands to TREE_TYPE (op0) first.
30171 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30173 * params.def (ira-max-conflict-table-size): Decrease default value
30176 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30178 PR tree-optimization/37031
30179 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30181 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30182 allocate it using gc instead of heap, use VEC_quick_push instead of
30184 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30185 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30186 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30187 allocated vector from heap allocated.
30188 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30189 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30190 vector only after perfect_loop_nest_depth call.
30192 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30193 Jan Sjodin <jan.sjodin@amd.com>
30195 PR tree-optimization/38559
30196 * graphite.c (debug_value, copy_constraint,
30197 swap_constraint_variables, scale_constraint_variable, ): New.
30198 (get_lower_bound, get_upper_bound): Removed.
30199 (graphite_trans_bb_strip_mine): Clean up this code that works
30200 only for constant number of iterations. Fully copy upper and
30201 lower bound constraints, not only the constant part of them.
30202 * graphite.h (debug_value): Declared.
30204 2009-01-08 Ira Rosen <irar@il.ibm.com>
30206 PR tree-optimization/37194
30207 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30208 Don't add the cost of cost model guard in prologue to scalar
30209 outside cost in case of known number of iterations.
30211 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30212 Alan Modra <amodra@bigpond.net.au>
30214 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30215 non-word-aligned REG+CONST addressing.
30217 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30220 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30221 free_after_compilation when outputting a thunk.
30222 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30223 Do not call free_after_compilation here.
30225 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30227 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30228 (ix86_valid_target_attribute_inner_p): Ditto.
30230 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30232 PR tree-optimization/38492
30233 PR tree-optimization/38498
30234 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30235 * tree-chrec.h (scev_is_linear_expression): Declared.
30236 * graphite.c (graphite_cannot_represent_loop_niter): New.
30237 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30238 (graphite_loop_normal_form): Use gcc_assert.
30239 (scan_tree_for_params): Use CASE_CONVERT.
30240 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30241 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30242 Use gcc_assert. Discard scops that contain unhandled cases.
30243 (build_scop_conditions): Return a boolean status for unhandled cases.
30244 (strip_mine_profitable_p): Print the loop number, not its depth.
30245 (is_interchange_valid): Pass the depth of the loop nest, don't
30246 recompute it wrongly.
30247 (graphite_trans_bb_block): Same.
30248 (graphite_trans_bb_block): Print tentative of loop blocking.
30249 (graphite_trans_scop_block): Do not print that the loop has been
30251 (graphite_transform_loops): Do not handle scops that contain condition
30254 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30256 AVX Programming Reference (December, 2008)
30257 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30258 (_mm256_stream_pd): Likewise.
30259 (_mm256_stream_ps): Likewise.
30261 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30262 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30263 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30264 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30265 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30266 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30267 (ix86_expand_special_args_builtin): Likewise.
30269 * config/i386/sse.md (AVXMODEDI): New.
30270 (avx_movnt<mode>): Likewise.
30271 (avx_movnt<mode>): Likewise.
30272 (<sse>_movnt<mode>): Remove AVX support.
30273 (sse2_movntv2di): Likewise.
30275 2009-01-07 Richard Guenther <rguenther@suse.de>
30277 PR middle-end/38751
30278 * fold-const.c (extract_muldiv): Remove obsolete comment.
30279 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30280 to PLUS_EXPR canonicalization for the canonicalization.
30282 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30284 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30285 hosted cross-compilers generating less efficient code.
30287 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30289 * function.h (rtl_data): Add a dbr_scheduled_p field.
30290 * reorg.c (dbr_schedule): Set it.
30291 (gate_handle_delay_slots): Check it.
30292 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30293 (mips_reorg): Check flag_delayed_branch instead of
30294 mips_base_delayed_branch.
30295 (mips_override_options): Don't set mips_base_delayed_branch
30296 or flag_delayed_branch.
30298 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30300 PR rtl-optimization/38426.
30301 * ira.c (ira): Set current_function_is_leaf earlier.
30303 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30305 PR rtl-optimization/38722
30306 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30307 too early, only set a flag and modify after last possible
30310 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30313 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30314 * real.c (decimal_single_format): Correct values of emin and emax.
30315 (decimal_double_format): Ditto.
30316 (decimal_quad_format): Ditto.
30317 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30318 computation of DECnn_MIN and DECnn_MAX for corrected values of
30319 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30320 __DECnn_MIN__, and adjust its computation for the corrected value
30323 2009-01-06 Jan Hubicka <jh@suse.cz>
30326 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30328 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30330 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30331 Add Robert Clark to the list of testers.
30333 2009-01-06 Jan Hubicka <jh@suse.cz>
30334 Kai Tietz <kai.tietz@onevision.com>
30336 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30337 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30339 2009-01-06 Jan Hubicka <jh@suse.cz>
30340 Kai Tietz <kai.tietz@onevision.com>
30342 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30344 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30345 (ix86_nsaved_regs): Count only general purpose regs.
30346 (ix86_nsaved_sseregs): New.
30347 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30348 to 16 for w64; compute padding and size of sse reg save area.
30349 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30350 general purpose regs.
30351 (ix86_emit_save_sse_regs_using_mov): New.
30352 (ix86_expand_prologue): Save SSE regs if needed.
30353 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30354 (ix86_emit_restore_sse_regs_using_mov): New.
30355 (ix86_expand_epilogue): Save SSE regs if needed.
30357 2009-01-06 Jan Hubicka <jh@suse.cz>
30358 Kai Tietz <kai.tietz@onevision.com>
30360 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30361 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30362 functions when accumulate outgoing args is off.
30364 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30367 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30368 before using pseudos_have_intersected_live_ranges_p.
30370 * ira-int.h (ira_assert): Always define.
30372 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30374 AVX Programming Reference (December, 2008)
30375 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30376 (_mm256_permute2_pd): Likewise.
30377 (_mm_permute2_ps): Likewise.
30378 (_mm256_permute2_ps): Likewise.
30379 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30380 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30382 * config/i386/i386.c (ix86_builtins): Remove
30383 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30384 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30385 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30386 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30387 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30388 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30389 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30390 __builtin_ia32_vpermil2ps256.
30391 (ix86_init_mmx_sse_builtins): Updated.
30392 (ix86_expand_args_builtin): Likewise.
30394 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30396 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30397 long absolute calls when generating PA 2.0 code.
30399 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30401 PR rtl-optimization/38583
30402 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30404 * params.def (ira-max-conflict-table-size): New.
30406 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30408 * ira.h (ira_conflicts_p): New external definition.
30410 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30411 table. Report this. Return result of building.
30412 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30413 building conflict table.
30415 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30416 (ira_color): Use ira_conflicts_p.
30418 * global.c: Include ira.h.
30419 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30422 * Makefile.in (global.o): Add ira.h.
30424 * ira-build.c (mark_all_loops_for_removal,
30425 propagate_some_info_from_allocno): New.
30426 (remove_unnecessary_allocnos): Call
30427 propagate_some_info_from_allocno.
30428 (remove_low_level_allocnos): New.
30429 (remove_unnecessary_regions): Add parameter. Call
30430 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30431 parameter to remove_unnecessary_regions.
30432 (ira_build): Remove all regions but root if the conflict table was
30433 not built. Update conflict hard regs for allocnos crossing calls.
30435 * ira.c (ira_conflicts_p): New global.
30436 (ira): Define and use ira_conflicts_p.
30438 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30439 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30440 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30442 2009-01-06 Ben Elliston <bje@au.ibm.com>
30444 * gengtype-lex.l (YY_NO_INPUT): Define.
30446 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30449 * c-common.c (handle_vector_size_attribute): Also reject
30450 BOOLEAN_TYPE types.
30452 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30454 PR tree-optimization/38492
30455 * graphite.c (rename_map_elt, debug_rename_elt,
30456 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30457 rename_map_elt_info, eq_rename_map_elts,
30458 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30459 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30460 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30461 (sese_build_livein_liveouts): New.
30462 (new_sese, free_sese): New.
30463 (new_scop): Call new_sese.
30464 (free_scop): Call free_sese.
30465 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30466 (register_old_new_names): Renamed register_old_and_new_names.
30467 (register_scop_liveout_renames, add_loop_exit_phis,
30468 insert_loop_close_phis, struct igp,
30469 default_liveout_before_guard, add_guard_exit_phis,
30470 insert_guard_phis, copy_renames): New.
30471 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30472 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30473 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30474 (scop_adjust_phis_for_liveouts): New.
30475 (gloog): Call scop_adjust_phis_for_liveouts.
30477 * graphite.h (struct sese): Documented. Added fields liveout,
30478 num_ver and livein.
30479 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30480 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30481 (struct scop): Added field liveout_renames.
30482 (SCOP_LIVEOUT_RENAMES): New.
30484 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30486 PR tree-optimization/38510
30487 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30488 (translate_clast): Call recompute_all_dominators before
30490 (gloog): Call recompute_all_dominators before graphite_verify.
30492 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30493 Jan Sjodin <jan.sjodin@amd.com>
30495 PR tree-optimization/38500
30496 * graphite.c (create_sese_edges): Call fix_loop_structure after
30499 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30501 * config.gcc: Add m32r*-*-rtems*.
30502 * config/m32r/rtems.h: New file.
30504 2009-01-05 Ben Elliston <bje@au.ibm.com>
30506 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30507 (.po.pox): Likewise.
30508 (po/gcc.pot): Likewise.
30510 2009-01-04 David S. Miller <davem@davemloft.net>
30512 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30513 (STARTING_FRAME_OFFSET): Always set to zero.
30515 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30517 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30518 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30519 fixed-point types, and vectors of the same.
30521 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30523 * config/mips/sync.md (*mb_barrier): Rename to...
30524 (*memory_barrier): ...this.
30526 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30528 * doc/extend.texi (Function Attributes): Move @cindex after @item
30529 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30530 and put in alphabetical order. Fix 'target' name and put in order.
30531 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30534 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30536 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30537 (memory_barrier): Expand as unspec instead of unspec_volatile.
30538 Remove mem:BLK from insn operands. Use Pmode scratch register.
30539 (*memory_barrier): Define as unspec instead of unspec_volatile.
30540 Use (match_dup 0) as input operand.
30542 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30543 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30544 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30545 scratch register. Remove operand 1.
30546 (*stbar): Define as unspec instead of unspec_volatile.
30547 Use (match_dup 0) as input operand, remove (const_int 8).
30548 (*membar): Define as unspec instead of unspec_volatile.
30549 Use (match_dup 0) as input operand, remove input operand 2.
30551 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30552 (memory_barrier): Expand as unspec instead of unspec_volatile.
30553 Remove mem:BLK from insn operands. Use Pmode scratch register.
30554 (*memory_barrier): Define as unspec instead of unspec_volatile.
30555 Use (match_dup 0) as input operand.
30557 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30558 Remove mem:BLK from insn operands. Use Pmode scratch register.
30559 Set volatile flag on operand 0.
30560 (*memory_barrier): New insn pattern.
30562 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30564 (*memory_barrier): Use (match_dup 0) as input operand.
30566 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30567 Remove mem:BLK from insn operands. Use Pmode scratch register.
30568 Set volatile flag on operand 0.
30569 (*mb_internal): New insn pattern.
30571 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30573 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30575 PR middle-end/38586
30576 * function.c (struct temp_slot): Move to the section of the file
30577 that deals with temp slots. Remove field 'address'.
30578 (temp_slot_address_table): New hash table of address -> temp slot.
30579 (struct temp_slot_address_entry): New struct, items for the table.
30580 (temp_slot_address_compute_hash, temp_slot_address_hash,
30581 temp_slot_address_eq, insert_temp_slot_address): Support functions
30583 (find_temp_slot_from_address): Rewrite to use the new hash table.
30584 (remove_unused_temp_slot_addresses): Remove addresses of temp
30585 slots that have been made available.
30586 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30587 worker function for remove_unused_temp_slot_addresses.
30588 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30589 Add the temp slot address to the address -> temp slot map.
30590 (update_temp_slot_address): Update via insert_temp_slot_address.
30591 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30592 (pop_temp_slots): Likewise.
30593 (init_temp_slots): Allocate the address -> temp slot map, or empty
30594 the map if it is already allocated.
30595 (prepare_function_start): Initialize temp slot processing.
30597 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30599 PR middle-end/38584
30600 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30601 Calculate the size of all stack vars assuming no packing of stack
30602 vars will happen, replacing a quadratic algorithm with a linear one.
30604 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30607 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30610 2009-01-03 Diego Novillo <dnovillo@google.com>
30612 * doc/contrib.texi: Update contributions.
30614 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30617 * builtins.c (fold_builtin_memory_op): Give up if either operand
30618 is volatile. Set srctype or desttype to non-qualified version
30622 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30623 and FUNCTION_DECLs.
30625 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30627 PR rtl-optimization/35805
30628 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30629 problem if fast dce is able to remove any instructions.
30630 * dce.c (dce_process_block): Fix dump message.
30632 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30635 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30637 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30639 PR middle-end/38690
30640 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30641 * tree-pretty-print.c (op_code_prio): New function.
30642 (op_prio): No longer static. Use op_code_prio.
30643 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30644 Use op_prio and op_code_prio to determine if () should be
30645 printed around operand(s) or not.
30647 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30648 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30649 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30650 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30651 pp_character instead of pp_string for single letter printing.
30653 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30655 * doc/extend.texi: Fix '#pragma GCC option' typo.
30657 2009-01-02 Richard Guenther <rguenther@suse.de>
30659 * doc/install.texi (--enable-checking): Mention different
30660 default for stage1.
30661 (--enable-stage1-checking): Document.
30663 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30665 PR middle-end/30142
30666 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30667 case to be an error.
30669 2009-01-02 Ben Elliston <bje@au.ibm.com>
30671 * config/fp-bit.h (pack_d): Constify argument.
30672 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30673 (isnan): Constify argument.
30675 (iszero): Likewise.
30676 (pack_d): Likewise.
30677 (_fpadd_parts): Constify return type.
30678 (_fpmul_parts): Likewise.
30679 (_fpdiv_parts): Likewise.
30681 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30684 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30685 warn about overwriting initializer with side-effects or
30686 -Woverride-init if !IMPLICIT.
30687 (output_init_element): Likewise. Pass IMPLICIT down to
30689 (process_init_element): Add IMPLICIT argument. Pass it down
30690 to output_init_element.
30691 (push_init_element, pop_init_level, set_designator): Adjust
30692 process_init_element callers.
30693 (set_nonincremental_init, set_nonincremental_init_from_string):
30694 Adjust add_pending_init callers.
30695 (output_pending_init_elements): Adjust output_init_element callers.
30696 * c-tree.h (process_init_element): Adjust prototype.
30697 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30698 process_init_element callers.
30701 Copyright (C) 2009 Free Software Foundation, Inc.
30703 Copying and distribution of this file, with or without modification,
30704 are permitted in any medium without royalty provided the copyright
30705 notice and this notice are preserved.