1 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6 * configure: Regenerated.
8 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
11 lang_hooks.types_compatible_p instead of comptypes.
13 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
15 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
16 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
17 if __prefer_thumb__ is defined.
19 2010-02-18 Martin Jambor <mjambor@suse.cz>
21 PR tree-optimization/43066
22 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
23 array with zero-sized element type.
25 2010-02-18 Jakub Jelinek <jakub@redhat.com>
27 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
28 rtx, allocate struct var_loc_node here and return it to the
29 caller, and only if it is actually needed.
30 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
31 move it earlier and return immediately if it returns NULL.
33 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
35 * config/sparc/gas.h: New file. Restore
36 TARGET_ASM_NAMED_SECTION to its ELF default.
37 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
39 * config/sparc/sparc.c (sparc_elf_asm_named_section):
40 Likewise. Add ATTRIBUTE_UNUSED to prototype.
41 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
44 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
46 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
48 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
50 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
51 patterns from predicated pattern.
53 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
57 for insn mnemonic suffix.
59 2010-02-17 Richard Guenther <rguenther@suse.de>
61 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
64 2010-02-17 Jakub Jelinek <jakub@redhat.com>
67 * caller-save.c (save_call_clobbered_regs): If BB ends with
68 a DEBUG_INSN, move any notes in between last real insn and the last
69 DEBUG_INSN after the last DEBUG_INSN.
71 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
73 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
74 Fix return type. Fix argument type. Explain meaning of return value.
76 2010-02-16 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/41043
79 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
80 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
82 (vrp_visit_phi_node): ... but only for loop PHI nodes.
84 2010-02-16 Ira Rosen <irar@il.ibm.com>
86 PR tree-optimization/43074
87 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
88 * tree-vect-loop.c (vect_analyze_loop_operations): Add
89 vectorizable cycles in hybrid SLP check.
90 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
92 2010-02-16 Richard Guenther <rguenther@suse.de>
94 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
95 (true_dependence): If memrefs_conflict_p computes must-alias
96 trust it. Move TBAA check after offset-based disambiguation.
97 (canon_true_dependence): Likewise.
99 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
101 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
102 * doc/invoke.texi: Document it.
103 * var-tracking.c: Include toplev.h and params.h.
104 (vt_find_locations): Return bool indicating success. Compute
105 hash sizes unconditionally. Check new parameter, report.
106 (variable_tracking_main_1): Check vt_find_locations results and
107 retry. Renamed from...
108 (variable_tracking_main): ... this. New wrapper to preserve
109 flag_var_tracking_assignments.
110 * Makefile.in (var-tracking.o): Adjust dependencies.
112 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
113 Jakub Jelinek <jakub@redhat.com>
116 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
117 if weak_import attribute is present.
118 * config/darwin.c (machopic_select_section): Likewise.
120 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
122 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
123 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
124 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
125 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
127 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
129 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
132 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
133 Rewrite text to refer to the names.
135 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
137 * config/i386/i386-builtin-types.def
138 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
139 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
140 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
141 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
142 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
143 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
144 IX86_BUILTIN_VPERMIL2PS256.
145 (MULTI_ARG_4_DF2_DI_I): Defined.
146 (MULTI_ARG_4_DF2_DI_I1): Defined.
147 (MULTI_ARG_4_SF2_SI_I): Defined.
148 (MULTI_ARG_4_SF2_SI_I1): Defined.
149 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
150 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
151 __builtin_ia32_vpermil2ps256.
152 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
153 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
154 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
155 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
156 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
157 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
158 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
159 CODE_FOR_xop_vpermil2v8sf3.
160 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
161 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
162 * config/i386/xopintrin.h (_mm_permute2_pd): New.
163 (_mm256_permute2_pd): New.
164 (_mm_permute2_ps): New.
165 (_mm256_permute2_ps): New.
167 2010-02-15 Nick Clifton <nickc@redhat.com>
169 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
170 boolean parameters. Use emit_jump_insn when emitting a pop
171 instruction containing a return insn.
172 (push): Use 'true' rather than '1' as second parameter to F.
173 (h8300_expand_prologue): Likewise.
174 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
175 (h8300_expand_epilogue): Likewise.
177 2010-02-15 Richard Guenther <rguenther@suse.de>
180 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
183 2010-02-15 Nick Clifton <nickc@redhat.com>
185 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
188 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
190 * intl.c (fake_ngettext): New function.
191 * intl.h (fake_ngettext): Declare.
192 (ngettext): Define macro.
193 * collect2.c (notice_translated): New function.
194 (main): Use notice_translated and ngettext.
195 * collect2.h (notice_translated): Declare.
197 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
199 * reorg.c (delete_computation): Comment fixes.
200 * caller-save.c (setup_save_areas): Idem.
201 * sel-sched-dump.c (dump_lv_set): Idem.
204 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
206 * config/s390/s390.c (s390_sched_init): New function.
207 (TARGET_SCHED_INIT): Target hook defined.
209 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
210 Jack Howarth <howarth@bromo.med.uc.edu>
211 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
214 Partial revert of unintended change in fix for PR41605.
215 * config/darwin.h: Fix typo.
216 * config/darwin9.h: Same.
218 2010-02-11 Jakub Jelinek <jakub@redhat.com>
220 * c-pch.c (pch_init): Clear v.
222 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
225 * graphite-scop-detection.c (graphite_can_represent_scev): Call
226 graphite_can_represent_init for MULT_EXPR.
228 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
232 * graphite-sese-to-poly.c (remove_phi): New.
233 (translate_scalar_reduction_to_array): Call remove_phi.
235 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
238 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
239 * graphite-clast-to-gimple.h (gloog): Update declaration.
240 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
241 * graphite-poly.h (struct poly_bb): Add missing comments.
242 (struct scop): Add poly_scop_p field.
244 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
245 * graphite.c (graphite_transform_loops): Build the polyhedral
246 representation for each scop before code generation.
247 * sese.c (rename_variables_in_operand): Removed.
248 (rename_variables_in_expr): Return the renamed expression.
249 (rename_sese_parameters): New.
250 * sese.h (rename_sese_parameters): Declared.
252 2010-02-11 Richard Guenther <rguenther@suse.de>
254 PR tree-optimization/42998
255 * tree-ssa-pre.c (create_expression_by_pieces): Treat
256 POINTER_PLUS_EXPR properly.
258 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
259 Changpeng Fang <changpeng.fang@amd.com>
262 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
263 the cost of an IV candidate when the IV is used in a test against zero.
265 * gcc.dg/tree-ssa/ivopts-3.c: New.
267 2010-02-11 Richard Guenther <rguenther@suse.de>
270 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
271 pointer-vs-decl case by swapping refs. Handle some cases
272 of pointer-vs-decl disambiguations more conservatively.
273 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
274 to false after expanding.
276 2010-02-11 Richard Guenther <rguenther@suse.de>
279 * gcc.c (process_command): Handle LTO file@offset case more
282 2010-02-11 Jakub Jelinek <jakub@redhat.com>
284 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
285 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
287 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
289 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
290 if MEM's mode size isn't DWARF2_ADDR_SIZE.
291 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
292 Optimize eq/ne comparisons when both arguments are known to be
294 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
295 Don't mask operands unnecessarily if they are known to be already
298 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
300 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
303 2010-02-10 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/43017
306 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
307 for wrapping signed arithmetic.
309 2010-02-10 Jakub Jelinek <jakub@redhat.com>
312 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
313 if no debug info should be emitted for it.
315 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
317 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
318 note when flag_exceptions is set.
320 2010-02-10 Duncan Sands <baldrick@free.fr>
322 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
324 2010-02-10 Richard Guenther <rguenther@suse.de>
327 * tree.c (get_unwidened): Handle constants.
328 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
330 2010-02-10 Martin Jambor <mjambor@suse.cz>
333 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
334 check for variable argument counts independently.
336 2010-02-10 Christian Bruel <christian.bruel@st.com>
339 * config/sh/sh.c (find_barrier): Increase length for non delayed
340 conditional branches.
342 2010-02-10 Christian Bruel <christian.bruel@st.com>
344 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
346 2010-02-10 Jakub Jelinek <jakub@redhat.com>
348 * builtins.c (set_builtin_user_assembler_name): Also handle
349 ffs if int is smaller than word.
351 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
354 * ira-conflicts.c (get_dup): Remove.
355 (process_reg_shuffles): Add new parameter. Use it as an
356 additional guard for copy generation.
357 (add_insn_allocno_copies): Rewrite.
359 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
361 * common.opt (fsched2-use-traces): Preserved for backward
363 * doc/invoke.texi: Remove the documentation about option
365 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
366 flag_sched2_use_traces.
367 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
368 the backward compatibility flag section.
370 2010-02-09 Richard Guenther <rguenther@suse.de>
372 PR tree-optimization/43008
373 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
374 make HEAP variables initialized from global memory if they
375 are not known builtin functions.
376 (find_func_aliases): Adjust.
378 2010-02-09 Richard Guenther <rguenther@suse.de>
380 PR tree-optimization/43000
381 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
384 2010-02-08 Jakub Jelinek <jakub@redhat.com>
386 PR tree-optimization/42931
387 * tree-loop-linear.c (try_interchange_loops): Don't call
388 double_int_mul if estimated_loop_iterations failed.
390 2010-02-08 Martin Jambor <mjambor@suse.cz>
393 * tree-sra.c (build_accesses_from_assign): Do not mark in
394 should_scalarize_away_bitmap if stmt has volatile ops.
395 (sra_modify_assign): Do not process assigns piecemeal if if stmt
398 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
400 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
402 2010-02-07 Adam Nemet <adambnmet@gmail.com>
404 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
407 2010-02-07 Andrew Pinski <pinskia@gmail.com>
410 * df-core.c (df_finish_pass): Change type of saved_flags to int.
412 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
415 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
416 to unknown_dependence.
417 (graphite_legal_transform_dr): Handle the unknown_dependence.
418 (graphite_carried_dependence_level_k): Same.
420 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
422 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
424 2010-02-07 Richard Guenther <rguenther@suse.de>
427 * expr.c (get_inner_reference): Always initialize *pbitsize.
429 2010-02-07 Richard Guenther <rguenther@suse.de>
432 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
433 new ARRAY_REFs on variable size element or minimal index arrays.
435 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
436 gimple_fold_indirect_ref.
438 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
441 * arm.c (arm_override_options): Just return if the user has specified
444 2010-02-03 Jason Merrill <jason@redhat.com>
447 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
448 i386_pe_maybe_record_exported_symbol.
450 2010-02-05 Steve Ellcey <sje@cup.hp.com>
453 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
454 (pa_delegitimize_address): New function.
456 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
458 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
459 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
461 2010-02-05 Richard Guenther <rguenther@suse.de>
464 * lto-streamer-in.c (get_resolution): Deal with references
465 to undefined functions.
467 2010-02-05 Richard Guenther <rguenther@suse.de>
469 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
470 (fold_const_aggregate_ref): Likewise.
471 (ccp_fold_stmt): Substitute loads.
472 (maybe_fold_reference): Verify types before substituting.
474 (fold_gimple_assign): Unshare properly.
475 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
477 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
479 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
480 for rs6000_gen_cell_microcode.
482 2010-02-04 Richard Guenther <rguenther@suse.de>
484 PR rtl-optimization/42952
485 * dse.c (const_or_frame_p): Remove MEM handling.
487 2010-02-04 Nick Clifton <nickc@redhat.com>
489 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
490 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
491 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
492 (mn10300_asm_output_mi_thunk): New function.
493 (mn10300_can_output_mu_thunk): New function.
494 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
495 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
496 (FUNCTION_ARG): Delete incorrect comment.
498 2010-02-03 Jason Merrill <jason@redhat.com>
501 * fold-const.c (operand_equal_p): Handle erroneous types.
503 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
505 * config/h8300/h8300.md (can_delay): Fix attibute condition.
507 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
509 PR rtl-optimization/42941
510 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
513 2010-02-03 Jason Merrill <jason@redhat.com>
516 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
518 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
521 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
523 (cselib_reset_table): Renamed from...
524 (cselib_reset_table_with_next_value): ... this.
525 (cselib_get_next_uid): Renamed from...
526 (cselib_get_next_unknown_value): ... this.
527 * cselib.c (next_uid): Renamed from...
528 (next_unknown_value): ... this.
529 (cselib_clear_table): Adjust.
530 (cselib_reset_table): Adjust. Renamed from...
531 (cselib_reset_table_with_next_value): ... this.
532 (cselib_get_next_uid): Adjust. Renamed from...
533 (cselib_get_next_unknown_value): ... this.
534 (get_value_hash): Use hash.
535 (cselib_hash_rtx): Likewise.
536 (new_cselib_val): Adjust. Set and dump uid.
537 (cselib_lookup_mem): Pass next_uid as hash.
538 (cselib_subst_to_values): Likewise.
539 (cselib_log_lookup): Dump uid.
540 (cselib_lookup): Pass next_uid as hash. Adjust.
541 (cselib_process_insn): Adjust.
542 (cselib_init): Initialize next_uid.
543 (cselib_finish): Adjust.
544 (dump_cselib_table): Likewise.
545 * dse.c (canon_address): Dump value uid.
546 * print-rtl.c (print_rtx): Print value uid.
547 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
549 (dv_uid): New function, sort of renamed from...
550 (dv_htab_hash): ... this, reimplemented in terms of it and...
551 (dv_uid2hash): ... this. New.
552 (variable_htab_eq): Drop excess assertions.
553 (tie_break_pointers): Removed.
554 (canon_value_cmp): Compare uids.
555 (variable_post_merge_New_vals): Print uids.
556 (vt_add_function_parameters): Adjust.
557 (vt_initialize): Reset table. Adjust.
559 2010-02-03 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/42944
562 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
563 (call_may_clobber_ref_p_1): Likewise. Properly handle
564 malloc and calloc clobbering errno.
566 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
568 * doc/invoke.texi: Fix name of sched1 dump.
570 * opts.c (decode_options): Set flag_tree_switch_conversion
571 only conditionally on optimize >= 2.
573 * gcse.c: Assorted comment fixes in pass description.
575 2010-02-03 Anthony Green <green@moxielogic.com>
577 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
578 nop padding in order to maintain alignment of storage location of
579 target function address.
580 (moxie_trampoline_init): Store target function address at newly
582 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
584 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
586 2010-02-03 Richard Guenther <rguenther@suse.de>
589 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
591 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
593 * config.gcc: Reenable check for obsolete targets.
594 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
595 mips-sgi-irix6.[0-4]*.
597 2010-02-02 Nick Clifton <nickc@redhat.com>
599 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
600 constant size of 4 as being the same as 0.
601 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
602 can take values in the range 0..4.
604 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
607 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
608 as _darwin10_Unwind_FindEnclosingFunction().
609 * libgcc-libsystem.ver: New.
611 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
614 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
615 implicitly set registers.
617 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
619 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
620 (arm_override_options): Allow automatic selection of the thread
621 pointer register if thumb2.
622 (legitimize_pic_address): Improve code sequences for Thumb2.
623 (arm_call_tls_get_addr): Likewise.
624 (legitimize_tls_address): Likewise.
625 * arm.md (pic_load_addr_arm): Delete. Replace with ...
626 (pic_load_addr_32bit): ... this. New named pattern.
627 * thumb2.md (pic_load_addr_thumb2): Delete.
628 (pic_load_dot_plus_four): Delete.
629 (tls_load_dot_plus_four): New named pattern.
631 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
634 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
635 Document fix for TLS bug.
637 2010-01-31 Richard Guenther <rguenther@suse.de>
639 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
640 conservatively correct.
642 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
646 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
648 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
650 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
652 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
654 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
656 * config.gcc: Adjust order of makefile fragments for mingw targets.
658 2010-01-31 Richard Guenther <rguenther@suse.de>
661 * gimplify.c (gimplify_init_constructor): For volatile LHS
662 initialize a temporary.
664 2010-01-31 Matthias Klose <doko@ubuntu.com>
666 * configure.ac: Fix __stack_chk_fail check for cross builds configured
668 * configure: Regenerate.
670 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
672 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
673 the same alias set and their sizes different constantness.
674 (aliasing_component_refs_p): Revert 2009-10-24 change.
676 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
678 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
681 2010-01-29 Richard Guenther <rguenther@suse.de>
683 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
684 Assert we successfully updated the call.
686 2010-01-29 Jakub Jelinek <jakub@redhat.com>
688 PR rtl-optimization/42889
689 * df.h (df_set_bb_dirty_nonlr): New prototype.
690 * df-core.c (df_set_bb_dirty_nonlr): New function.
691 * df-scan.c (df_insn_rescan): Call it instead of
692 df_set_bb_dirty for DEBUG_INSNs.
694 2010-01-29 Richard Guenther <rguenther@suse.de>
697 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
698 quadratic behavior in most cases.
700 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
704 in the call to gen_x86_movsicc_0_m1.
706 2010-01-28 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/42871
709 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
711 2010-01-28 Richard Guenther <rguenther@suse.de>
713 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
716 2010-01-28 Richard Guenther <rguenther@suse.de>
719 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
720 the forwarder if the destination is an EH landing pad.
722 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
724 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
725 block list passed to gimple_duplicate_sese_tail.
726 (parallelize_loops): Avoid parallelization when the function
728 Avoid parallelization when the preheader is IRREDUCIBLE.
729 Try to optimize when estimated_loop_iterations_int is unresolved.
730 Add the loop's location to the dump file.
731 * tree-cfg.c (add_phi_args_after_redirect): Remove.
732 (gimple_duplicate_sese_tail): Remove the check for the latch.
733 Redirect nexits to the exit block.
734 Remove handling of the incoming edges to the latch.
735 Redirect the backedge from the copied latch to the exit bb.
737 2010-01-28 Michael Matz <matz@suse.de>
740 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
741 Wrap force_reg into a sequence, emit it before user.
743 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
745 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
747 (arm_legacy_rev): Likewise.
748 (thumb_legacy_rev): Likewise.
750 2010-01-27 Jakub Jelinek <jakub@redhat.com>
752 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
753 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
754 on MEM's address failed, try avoid_constant_pool_reference and
755 recurse if it returned something different.
756 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
757 address, try avoid_constant_pool_reference and recurse if it
758 returned something different.
759 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
760 address and avoid_constant_pool_reference returned something
761 different, don't set have_address.
763 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
766 * var-tracking.c (val_store): Add modified argument, obey it.
768 (count_uses): Move down logging of main.
769 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
770 don't need resolution.
771 (emit_notes_in_bb): Likewise.
773 2010-01-27 Richard Guenther <rguenther@suse.de>
776 * tree-inline.c (remap_decl): Delay remapping of SSA name
777 default definitions until we need them.
779 2010-01-27 Jakub Jelinek <jakub@redhat.com>
781 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
782 (rs6000_delegitimize_address): New function.
784 * config/s390/s390.c (s390_delegitimize_address): Call
785 delegitimize_mem_from_attrs.
788 * tree-inline.c (cannot_copy_type_1): Removed.
789 (copy_forbidden): Don't forbid copying of functions containing
790 records/unions with variable length fields.
792 2010-01-27 Christian Bruel <christian.bruel@st.com>
796 * config/sh/sh.c (find_barrier): Increase length for non delayed
797 conditional branches.
799 2010-01-27 Matthias Klose <doko@ubuntu.com>
801 * configure.ac (gnu-unique-object): Fix ldd version check.
802 * configure: Regenerate.
804 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
806 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
808 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
809 Test for HAVE_GNU_AS value.
811 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
813 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
814 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
816 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
817 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
818 INT_LEAST64_TYPE): Define.
819 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
820 UINT_LEAST64_TYPE): Define.
821 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
822 INT_FAST64_TYPE): Define.
823 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
824 UINT_FAST64_TYPE): Define.
825 (INTMAX_TYPE, UINTMAX_TYPE): Define.
826 (INTPTR_TYPE, UINTPTR_TYPE): Define.
827 (SIG_ATOMIC_TYPE): Define.
829 2010-01-26 Richard Guenther <rguenther@suse.de>
831 * df-scan.c (df_scan_set_bb_info): Remove assert.
832 (df_insn_rescan_debug_internal): Merge asserts.
833 (df_install_ref): Likewise.
834 (df_mark_reg): Use bitmap_set_range.
835 (df_hard_reg_used_p): Remove assert.
836 (df_hard_reg_used_count): Likewise.
838 2010-01-26 Richard Guenther <rguenther@suse.de>
840 PR rtl-optimization/42685
841 * web.c (web_main): Ignore DEBUG_INSNs.
843 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
845 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
847 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
848 Fix types of fndecl and arglist parameters.
850 2010-01-26 Richard Guenther <rguenther@suse.de>
853 * tree-eh.c (unsplit_eh): Skip debug insns.
855 2010-01-26 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/42250
858 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
860 2010-01-26 Jakub Jelinek <jakub@redhat.com>
863 * omp-low.c (expand_omp_sections): Only use single_pred if
864 l2_bb is single_pred_p.
866 2010-01-25 Christian Bruel <christian.bruel@st.com>
869 * config/sh/sh.c (find_barrier): Increase length for non delayed
870 conditional branches.
871 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
873 2010-01-24 David S. Miller <davem@davemloft.net>
875 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
876 define if not using GAS.
877 * config/sparc/sparc.c (sparc_elf_asm_named_section):
878 Likewise. Delete SECTION_MERGE code, which is only applicable
881 2010-01-24 Mark Mitchell <mark@codesourcery.com>
884 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
885 mangling of va_list in system headers.
887 2010-01-23 Toon Moene <toon@moene.org>
889 * tree-predcom.c (combine_chains): Return NULL, not false.
891 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
893 * tree-loop-distribution.c (distribute_loop): Fix declaration and
894 initialization of variable res to agree with return type.
896 2010-01-22 Steve Ellcey <sje@cup.hp.com>
898 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
899 * tree-sra.c: Add include of expr.h.
901 2010-01-22 Jakub Jelinek <jakub@redhat.com>
903 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
904 insert the debug stmt on the single non-EH edge from the stmt.
906 2010-01-22 Richard Henderson <rth@redhat.com>
909 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
910 the RHS until after generate_subtree_copies has insertted its
911 code before the current statement.
913 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
915 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
917 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
919 2010-01-21 Martin Jambor <mjambor@suse.cz>
921 PR tree-optimization/42585
922 * tree-sra.c (struct access): New field grp_total_scalarization.
923 (dump_access): Dump the new field.
924 (should_scalarize_away_bitmap): New variable.
925 (cannot_scalarize_away_bitmap): Likewise.
926 (sra_initialize): Allocate new bitmaps.
927 (sra_deinitialize): Free new bitmaps.
928 (create_access_1): New function.
929 (create_access): Parts moved to create_access_1.
930 (type_consists_of_records_p): New function.
931 (completely_scalarize_record): Likewise.
932 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
933 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
934 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
936 (analyze_all_variable_accesses): Completely scalarize small eligible
939 2010-01-21 Martin Jambor <mjambor@suse.cz>
941 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
943 2010-01-21 Andrew Haley <aph@redhat.com>
945 * gcc.c (process_command): Move lang_specific_driver before
946 setting cc_libexec_prefix.
948 2010-01-21 Richard Guenther <rguenther@suse.de>
951 * fold-const.c (negate_expr_p): Pretend only negative
952 real constants are easily negatable.
954 2010-01-20 Janis Johnson <janis187@us.ibm.com>
955 Jason Merrill <jason@redhat.com>
957 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
958 (TYPE_TRANSPARENT_AGGR): this, for union and record.
959 * calls.c (initialize argument_information): Handle it.
960 * c-common.c (handle_transparent_union_attribute): Use new name.
961 * c-decl.c (finish_struct): Ditto.
962 * c-typeck.c (type_lists_compatible_p): Ditto.
963 (convert_for_assignment): Use new name and also handle record.
964 * function.c (aggregate_value_p): Handle it.
965 (pass_by_reference): Ditto.
966 (assign_parm_data_types): Ditto.
967 * print-tree.c (print_node): Ditto.
968 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
969 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
970 * tree.c (first_field): New fn.
972 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
975 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
976 even when linking statically, for now.
978 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
981 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
982 without a cselib val.
983 (count_uses): Accept MO_VAL_SET with no val on stores.
984 (add_stores): Likewise.
986 2010-01-20 Jakub Jelinek <jakub@redhat.com>
988 * var-tracking.c (check_value_val): Add a compile time assertion.
989 (dv_is_decl_p): Simplify.
990 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
991 gcc_assert if ENABLE_CHECKING.
993 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
996 * var-tracking.c: Include tree-flow.h.
997 (mem_dies_at_call): New.
998 (dataflow_set_preserve_mem_locs): Use it.
999 (dataflow_set_remove_mem_locs): Likewise.
1000 (dump_var): Renamed from dump_variable. Adjust all callers.
1001 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1002 * Makefile.in (var-tracking.o): Adjust deps.
1004 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1006 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1008 2010-01-20 Richard Guenther <rguenther@suse.de>
1010 PR tree-optimization/42717
1011 * tree-ssa-dce.c (get_live_post_dom): Remove.
1012 (forward_edge_to_pdom): Take an arbitrary edge to copy
1013 degenerate PHI args from.
1014 (remove_dead_stmt): Use the first post-dominator even if it
1015 does not contain live statements as redirection destination.
1017 2010-01-20 Richard Guenther <rguenther@suse.de>
1019 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1021 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1023 * sel-sched.c (create_speculation_check): Remove set but not used
1025 (try_transformation_cache): Remove set but not used variable ds.
1026 (calculate_privileged_insns): Remove set but not used variables
1027 cur_insn and min_spec_insn.
1028 (find_best_expr): Remove set but not used variable avail_n.
1029 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1031 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1033 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1034 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1037 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1040 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1041 cpu types. Add support for *-sse3 cpu types.
1042 (x86_64-*-*): Ditto.
1044 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1047 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1048 argument, call initializer_constant_valid_p_1 instead of
1049 initializer_constant_valid_p, pass CACHE to it, return NULL
1050 immediately if first call returns NULL.
1051 (initializer_constant_valid_p_1): New function.
1052 (initializer_constant_valid_p): Use it.
1054 2010-01-20 Thomas Quinot <quinot@adacore.com>
1056 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1058 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1060 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1061 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1062 (loc_list_from_tree): Don't handle unsigned division. Handle
1063 signed modulo using DW_OP_{over,over,div,mul,minus}.
1064 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1065 modulo instead of signed.
1067 2010-01-20 DJ Delorie <dj@redhat.com>
1069 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1071 (h8300_emit_stack_adjustment): Propogate it.
1073 (h8300_expand_prologue): Likewise.
1074 (h8300_expand_epilogue): Likewise.
1076 2010-01-19 Michael Matz <matz@suse.de>
1078 PR tree-optimization/41783
1079 * tree-data-ref.c (toplevel): Include flags.h.
1080 (dump_data_dependence_relation): Also dump the inputs if the
1081 result will be unknown.
1082 (split_constant_offset_1): Look through some conversions.
1083 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1084 the offset from last element is too large.
1085 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1086 (reassociate_to_the_same_stmt): Handle vector registers.
1087 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1089 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1090 wide_prolog_niters argument, emit widening instructions.
1091 (vect_do_peeling_for_alignment): Adjust caller, use widened
1092 variant of the iteration cound.
1093 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1095 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1098 * config/arm/neon-testgen.m (emit_automatics): New parameter
1099 features. Adjust for Fixed_return_reg feature.
1100 (test_intrinsic): Call emit_automatics with new feature.
1101 * config/arm/neon.ml: Update copyright years.
1102 (features): New Fixed_return_reg feature.
1103 (ops): Update feature for Vget_low.
1105 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1107 PR tree-optimization/42719
1108 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1112 * fwprop.c (all_uses_available_at): Return false if def_set dest
1113 is a REG that is used in def_insn.
1115 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1117 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1119 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1122 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1124 * target.h (struct gcc_target) <secondary_reload>: Change type
1125 of last argument to secondary_reload_info *.
1127 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1130 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1131 memory references with unaligned offsets. Remove CQImode handling.
1132 (unaligned_memory_operand): Return 1 for memory references with
1133 unaligned offsets. Remove CQImode handling.
1135 2010-01-18 Richard Guenther <rguenther@suse.de>
1138 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1141 2010-01-18 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/42781
1144 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1145 restrict processing only if the original variable was artificial.
1147 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1149 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1150 find number of popped argument bytes.
1152 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1153 Fix the text that describes the return value for invalid insns.
1155 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1157 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1158 Clarify what 'cost of the -dependence' is. Fix quoting.
1160 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1161 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1163 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1165 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1166 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1168 2010-01-17 Richard Guenther <rguenther@suse.de>
1171 * function.c (split_complex_args): Take a VEC to modify.
1172 (assign_parms_augmented_arg_list): Build a VEC instead of
1173 a chain of PARM_DECLs.
1174 (assign_parms_unsplit_complex): Take a VEC of arguments.
1175 Do not fixup unmodified parms.
1176 (assign_parms): Deal with the VEC.
1177 (gimplify_parameters): Likewise.
1179 2010-01-17 Richard Guenther <rguenther@suse.de>
1181 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1182 node existence check.
1183 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1184 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1185 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1186 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1187 (gimple_execute_on_growing_pred): Likewise.
1189 2010-01-17 Richard Guenther <rguenther@suse.de>
1191 PR tree-optimization/42773
1192 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1193 (compute_antic_aux): Likewise.
1194 (compute_partial_antic_aux): Likewise.
1196 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1199 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1202 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1204 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1207 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1208 Fix markup for strict argument.
1210 (TARGET_SCHED_REORDER2): Fix argument types.
1212 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1213 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1215 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1216 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1218 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1221 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1222 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1223 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1224 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1225 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1227 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1229 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1231 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1232 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1234 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1236 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1239 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1241 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1242 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1244 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1246 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1248 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1249 referring to it. Fix language.
1251 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1253 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1255 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1257 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1259 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1260 '@var{stream}. Remove stray 'and'.
1262 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1264 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1266 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1268 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1269 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1271 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1272 Fix description of return value.
1273 Rename argument "sz" to "len."
1275 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1276 Clarify meaning of 'true' return value.
1278 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1280 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1281 rep_mode versus mode_rep.
1283 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1285 (TARGET_BUILTIN_DECL): Fix name.
1287 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1289 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1291 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1293 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1295 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1297 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1300 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1301 Rename argument tm_fn to md_fn.
1303 (TARGET_OPTION_PRINT): Fix argument list.
1305 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1308 * config/i386/i386.c (ix86_fixup_binary_operands):
1309 Revert FMA4 fixup of operands.
1311 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1314 * Makefile.in (write_entries_to_file, install-plugin):
1315 Use \012 instead of \n with tr.
1317 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1319 * configure.ac (HAVE_AS_REF): New C macro.
1320 * configure: Regenerate.
1321 * config.in: Likewise.
1322 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1324 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1327 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1329 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1331 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1333 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1335 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1337 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1339 (TARGET_BINDS_LOCAL_P): Fix argument type.
1341 (TARGET_ASM_FILE_END): Use prototype.
1343 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1345 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1347 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1349 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1351 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1352 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1354 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1355 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1357 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1358 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1359 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1360 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1362 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1364 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1366 (TARGET_INIT_BUILTINS): Use prototype.
1368 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1369 Put 'const char *' in braces. Fix parameter types.
1370 (TARGET_INVALID_CONVERSION): Fix parameter types.
1371 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1372 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1374 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1377 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1379 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1381 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1383 * doc/tm.texi (TARGET_HELP): Fix return type.
1385 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1386 in braces. Fix argument types.
1388 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1390 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1392 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1394 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1395 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1397 (TARGET_MANGLE_TYPE): Fix argument types.
1399 (TARGET_IRA_COVER_CLASSES): Use prototype.
1401 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1403 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1405 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1407 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1409 (TARGET_CALLEE_COPIES): Fix argument types.
1411 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1413 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1415 (TARGET_FUNCTION_VALUE): Fix argument types.
1417 (TARGET_RETURN_IN_MSB): Fix argument type.
1419 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1421 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1423 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1425 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1426 agree with return type.
1428 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1430 2010-01-15 Jing Yu <jingyu@google.com>
1432 PR rtl-optimization/42691
1433 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1434 a pseudo to a constant and are merged, and adjust comments.
1436 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1438 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1440 2010-01-15 Richard Guenther <rguenther@suse.de>
1443 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1444 labels of computed or non-local gotos to the destination.
1445 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1446 landing pad label is the first label.
1448 2010-01-15 Richard Guenther <rguenther@suse.de>
1450 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1452 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1455 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1456 to allow generation of the xssqrtdp instruction on power7.
1457 (sqrtdf2_fpr): Ditto.
1459 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1462 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1463 functions with noreturn attribute.
1466 * varasm.c (declare_weak): Add weak attribute to decl if it
1467 doesn't have one already.
1468 (assemble_external): Only add decls to weak_decls if they also
1469 have weak attribute.
1471 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1473 * var-tracking.c (var_reg_delete): Don't delete the association
1474 between REGs and values or one-part variables if the register
1477 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1480 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1481 because its first operand is a non-localized variable.
1483 2010-01-14 Martin Jambor <mjambor@suse.cz>
1485 PR tree-optimization/42706
1486 * tree-sra.c (encountered_recursive_call): New variable.
1487 (encountered_unchangable_recursive_call): Likewise.
1488 (sra_initialize): Initialize both new variables.
1489 (callsite_has_enough_arguments_p): New function.
1490 (scan_function): Call decl and flags check only for IPA-SRA, check
1491 whether there is a recursive call and whether it has enough arguments.
1492 (all_callers_have_enough_arguments_p): New function.
1493 (convert_callers): Look for recursive calls only when
1494 encountered_recursive_call is set.
1495 (ipa_early_sra): Bail out either if
1496 !all_callers_have_enough_arguments_p or
1497 encountered_unchangable_recursive_call.
1499 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1501 * sel-sched.c: Add 2010 to copyright years.
1502 * sel-sched-ir.c: Likewise.
1503 * sel-sched-ir.h: Likewise.
1505 2010-01-14 Martin Jambor <mjambor@suse.cz>
1507 PR tree-optimization/42714
1508 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1509 constructors specially.
1511 2010-01-14 Andi Kleen <ak@linux.intel.com>
1513 * config/i386/drivers-i386.c (detect_caches_intel):
1514 Add l2sizekb parameter and fill in.
1515 (host_detect_local_cpu): Add l2sizekb, fill in.
1516 Add Atom small cache heuristic.
1518 2010-01-14 Andi Kleen <ak@linux.intel.com>
1520 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1521 Add level3 parameter and fill in.
1522 (detect_caches_intel): Handle level3 cache.
1524 2010-01-14 Andi Kleen <ak@linux.intel.com>
1526 * config/i386/drivers-i386.c (host_detect_local_cpu):
1527 Fix core duo detection.
1529 2010-01-14 Andi Kleen <ak@linux.intel.com>
1531 * config/i386/drivers-i386.c (host_detect_local_cpu):
1534 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1536 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1537 (rs6000_variable_issue_1): this. Use...
1538 (rs6000_variable_issue): here. Reimplement. Print debug info.
1540 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1542 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1543 sel_restore_notes. Update all callers. Call reemit_notes
1546 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1548 PR rtl-optimization/42246
1549 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1552 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1554 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1555 all successors is the same as number of successors in current region.
1557 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1559 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1560 to rename is not separable. Otherwise check that its LHS is not NULL.
1562 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1564 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1566 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1568 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1569 available registers when failed to discover LHS register class.
1570 Fix indentation. Update comment.
1572 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1573 Alexander Monakov <amonakov@ispras.ru>
1575 PR rtl-optimization/42389
1576 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1578 (advance_state_on_fence): Likewise.
1579 (sel_target_adjust_priority): Print debug output only when
1580 sched_verbose >= 4, not 2.
1581 (get_expr_cost): Do not issue all unique insns on the next cycle.
1582 (fill_insns): Initialize can_issue_more from the value saved
1584 * sel-sched-ir.c (flist_add): New parameter issue_more.
1585 Init FENCE_ISSUE_MORE with it.
1586 (merge_fences): Likewise.
1587 (init_fences): Update call to flist_add.
1588 (add_to_fences, add_clean_fence_to_fences)
1589 (add_dirty_fence_to_fences): Likewise.
1590 (move_fence_to_fences): Update call to merge_fences.
1591 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1593 * sel-sched-ir.h (struct _fence): New field issue_more.
1594 (FENCE_ISSUE_MORE): New accessor macro.
1596 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1598 PR rtl-optimization/42388
1599 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1600 that have no predecessors nor successors. Do not call move_bb_info
1601 for empty blocks outside of current region.
1603 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1605 PR rtl-optimization/42294
1606 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1607 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1608 originators' originators.
1610 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1612 PR rtl-optimization/39453
1613 PR rtl-optimization/42246
1614 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1616 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1618 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1619 Alexander Monakov <amonakov@ispras.ru>
1622 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1623 (maybe_tidy_empty_bb): ... here. Make static. Add new
1624 argument. Update all callers.
1625 (tidy_control_flow): ... and here. Recompute topological order
1626 of basic blocks in region if necessary.
1627 (sel_redirect_edge_and_branch): Change return type. Return true
1628 if topological order might have been invalidated.
1629 (purge_empty_blocks): Export and move from...
1630 * sel-sched.c (purge_empty_blocks): ... here.
1631 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1632 (maybe_tidy_empty_bb): Delete prototype.
1633 (purge_empty_blocks): Declare.
1635 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1637 PR rtl-optimization/42249
1638 * sel-sched.c (try_replace_dest_reg): When chosen register
1639 and original register is the same, do not bail out early, but
1640 still check all original insns for validity of replacing destination
1641 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1644 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1647 Port from no-undefined-overflow branch:
1648 2009-03-09 Richard Guenther <rguenther@suse.de>
1650 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1652 2010-01-14 Richard Guenther <rguenther@suse.de>
1655 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1657 2010-01-14 Ira Rosen <irar@il.ibm.com>
1659 PR tree-optimization/42709
1660 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1661 as scalar type in creation of constant vector operand.
1663 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1666 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1667 (check-parallel-%): Match `testsuite' directory component only
1670 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1672 PR translation/39521
1673 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1676 2010-01-13 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/42730
1679 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1682 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1685 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1686 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1689 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1691 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1692 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1693 ___umulsi3_highpart.
1695 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1696 rather than schedule_insns if the pass is enabled.
1698 2010-01-13 Martin Jambor <mjambor@suse.cz>
1700 PR tree-optimization/42704
1701 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1704 2010-01-13 Martin Jambor <mjambor@suse.cz>
1706 PR tree-optimization/42703
1707 * tree-sra.c (analyze_access_subtree): Check that we can build a
1708 reference to the original data within the aggregate.
1710 2010-01-13 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/42705
1713 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1715 2010-01-13 Richard Guenther <rguenther@suse.de>
1718 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1720 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1723 * var-tracking.c (values_to_unmark): New variable.
1724 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1725 values_to_unmark vector. Moved body to...
1726 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1727 instead queue it into values_to_unmark vector.
1728 (vt_find_locations): Free values_to_unmark vector.
1730 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1732 * config/s390/s390.c (override_options): Set
1733 default of max-pending-list-length to 256
1735 2010-01-13 Richard Guenther <rguenther@suse.de>
1738 * tree-pass.h (PROP_gimple_lcx): New.
1739 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1740 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1741 before the final cleanup_eh.
1742 (dump_properties): Dump PROP_gimple_lcx.
1743 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1744 (tree_lower_complex_O0): Remove.
1745 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1746 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1747 tree_lower_complex, schedule TODO_update_ssa.
1748 * lto-streamer-out.c (output_function): Stream the functions
1750 * lto-streamer-in.c (input_function): Likewise.
1751 (lto_read_body): Do not override them here.
1753 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1756 * c-typeck.c (build_c_cast): Fold value cast to union type before
1757 wrapping it in a CONSTRUCTOR.
1759 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1761 PR rtl-optimization/42699
1762 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1765 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1767 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1768 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1769 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1770 SUBTARGET_WARN_UNUSED_SPEC): ... here
1771 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1773 2010-01-12 Julian Brown <julian@codesourcery.com>
1775 * config/arm/neon-schedgen.ml (Utils): Don't try to
1776 open missing module.
1777 (find_with_result): New.
1779 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1782 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1783 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1785 PR tree-optimization/42645
1786 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1787 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1788 decl_map, set processing_debug_stmt to -1 and return name without
1791 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1793 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1794 binutils version, and reword target configuration description.
1796 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1798 * config/avr/avr.h (LINKER_NAME): Remove.
1800 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1803 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1804 that support VSX, warn for -mno-altivec if vsx is not disabled,
1807 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1808 Shujing Zhao <pearly.zhao@oracle.com>
1810 PR translation/42469
1811 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1812 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1813 character between option name and help text.
1814 * c.opt (imultilib): Likewise.
1816 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1818 * lto-streamer-out.c (output_unreferenced_globals): Output static
1821 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1823 PR rtl-optimization/42621
1824 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1825 optimizing for size.
1826 (duplicate_computed_gotos): Remove now-redundant check.
1828 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1831 * configure.ac: Save and restore LDFLAGS and LIBS
1832 * configure: Regenerate.
1834 2010-01-10 Richard Guenther <rguenther@suse.de>
1837 * builtins.c (fold_builtin_strlen): Add type argument and
1838 convert the resulting length to it.
1839 (fold_builtin_1): Adjust.
1841 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1843 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1844 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1846 (num_insns_constant_wide): Adjust for that change.
1848 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1851 * web.c (union_defs): Add used argument, to combine uses of
1853 (entry_register): Adjust type and tests of used argument.
1854 (web_main): Widen used for new use. Pass it to union_defs.
1855 * df.h (union_defs): Adjust prototype.
1857 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1860 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1861 uses in new incoming argument. Free body.
1862 (reset_debug_uses_in_loop): New.
1863 (analyze_insn_to_expand_var): Call the latter if the former found
1864 anything. Fix whitespace. Reject invalid dest overlaps before
1865 going through all insns in the loop.
1867 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1870 * haifa-sched.c (dying_use_p): Debug insns don't count.
1872 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1875 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1876 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1877 (verify_gimple_call): Reject LHS in noreturn calls.
1879 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1883 * tree-vect-loop-manip.c (adjust_info): New type.
1884 (adjust_vec): New pointer to vector.
1885 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1886 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1887 (slpeel_update_phis_for_duplicate_loop): Use them.
1888 (slpeel_update_phi_nodes_for_guard1): Likewise.
1889 (slpeel_update_phi_nodes_for_guard2): Likewise.
1890 (slpeel_tree_peel_loop_to_edge): Likewise.
1891 (vect_update_ivs_after_vectorizer): Likewise.
1893 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1895 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1896 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1898 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1900 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1901 bogus uninitialized warning.
1903 2010-01-09 Richard Guenther <rguenther@suse.de>
1906 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1907 the evolution is compatible with the initial condition.
1909 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1911 * gcc.c (process_command): Update copyright notice dates.
1912 * gcov.c (print_version): Likewise.
1913 * gcov-dump.c (print_version): Likewise.
1914 * mips-tfile.c (main): Likewise.
1915 * mips-tdump.c (main): Likewise.
1917 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1920 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1922 (rotlhi3_8): Delete.
1924 (rotlsi3_8): Delete.
1925 (rotlsi3_16): Delete.
1926 (rotlsi3_24): Delete.
1928 (*rotw<mode>3): New.
1929 (*rotb<mode>3): New.
1930 * config/avr/avr.c (avr_rotate_bytes): New function.
1931 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1933 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1936 * configure.ac: Modify -rdynamic check.
1937 * configure: Regenerate.
1939 2010-01-08 DJ Delorie <dj@redhat.com>
1941 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1942 register popping order.
1944 2010-01-08 Richard Guenther <rguenther@suse.de>
1947 * c.opt (fsigned-char): Also let LTO handle this option.
1948 (funsigned-char): Likewise.
1950 2010-01-07 Richard Guenther <rguenther@suse.de>
1952 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1953 (gimple_op): Likewise.
1954 (gimple_op_ptr): Likewise.
1955 (gimple_assign_set_lhs): Remove gcc_assert.
1956 (gimple_assign_set_rhs1): Likewise.
1957 (gimple_assign_set_rhs2): Likewise.
1958 (gimple_call_set_lhs): Likewise.
1959 (gimple_call_set_fn): Likewise.
1960 (gimple_call_set_fndecl): Likewise.
1961 (gimple_call_fndecl): Likewise.
1962 (gimple_call_return_type): Likewise.
1963 (gimple_call_set_chain): Likewise.
1964 (gimple_call_num_args): Likewise.
1965 (gimple_call_set_arg): Likewise.
1966 (gimple_cond_set_code): Likewise.
1967 (gimple_cond_set_lhs): Likewise.
1968 (gimple_cond_set_rhs): Likewise.
1969 (gimple_cond_set_true_label): Likewise.
1970 (gimple_cond_set_false_label): Likewise.
1971 (gimple_label_set_label): Likewise.
1972 (gimple_goto_set_dest): Likewise.
1973 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1974 (gimple_debug_bind_get_value): Likewise.
1975 (gimple_debug_bind_get_value_ptr): Likewise.
1976 (gimple_debug_bind_set_var): Likewise.
1977 (gimple_debug_bind_set_value): Likewise.
1978 (gimple_debug_bind_reset_value): Likewise.
1979 (gimple_debug_bind_has_value_p): Likewise.
1980 (gimple_return_retval_ptr): Remove gcc_assert.
1981 (gimple_return_retval): Likewise.
1982 (gimple_return_set_retval): Likewise.
1983 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1984 (safe_referenced_var_iterator): Remove.
1985 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1986 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1987 (fill_referenced_var_vec): Remove.
1988 (first_readonly_imm_use): Remove redundant gcc_assert.
1989 (phi_arg_index_from_use): Combine gcc_asserts.
1990 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1991 (first_imm_use_stmt): Remove redundant gcc_assert.
1992 * tree-cfg.c (verify_gimple_call): Verify function and chain
1993 operands. Verify arguments.
1994 (verify_types_in_gimple_stmt): Verify condition code and labels.
1996 2010-01-07 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/42641
1999 * sese.c (rename_map_elt_info): Use the SSA name version, do
2002 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2004 PR tree-optimization/42625
2005 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2006 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2008 2010-01-07 Duncan Sands <baldrick@free.fr>
2010 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2012 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2015 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2016 note itself is not function_invariant_p.
2018 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2020 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2021 Do not add the DF_NOTE problem.
2022 * store-motion.c (execute_rtl_store_motion): Likewise.
2024 2010-01-07 Martin Jambor <mjambor@suse.cz>
2026 PR tree-optimization/42157
2027 * tree-sra.c (compare_access_positions): Stabilize sort if both
2028 accesses have integer types, return zero immediately if they are the
2031 2010-01-06 Richard Henderson <rth@redhat.com>
2034 * haifa-sched.c (add_to_note_list): Merge into ...
2035 (concat_note_lists): ... here, and ...
2036 (unlink_other_notes, rm_other_notes): Merge into...
2037 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2038 NOTE_INSN_EPILOGUE_BEG.
2040 2010-01-06 Richard Guenther <rguenther@suse.de>
2042 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2043 not inline regular functions into always-inline functions.
2045 2010-01-06 Nick Clifton <nickc@redhat.com>
2047 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2048 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2050 (OVERRIDE_OPTIONS): Delete.
2051 (OPTIMIZATION_OPTIONS): Define.
2052 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2053 * config/rx/rx.c (rx_handle_option): Issue an error message if
2054 -mcpu=rx200 and -fpu are used together.
2055 (rx_set_optimization_options): New function. Issue an error
2056 message if an optimization attribute attempts to reset the FPU/
2057 math optimization pairing.
2058 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2059 * config/rx/rx.opt: Set the default to 32-bit doubles.
2060 * config/rx/t-rx: Add multilibs for -nofpu option.
2061 * doc/invoke.texi: Update documentation of RX options.
2063 2010-01-06 Richard Guenther <rguenther@suse.de>
2065 * tree-ssa-pre.c (name_to_id): New global.
2066 (alloc_expression_id): Simplify SSA name handling.
2067 (lookup_expression_id): Likewise.
2068 (init_pre): Zero name_to_id.
2069 (fini_pre): Free it.
2071 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2073 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2075 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2078 * config/i386/sse.md (smaxv2di3): New.
2079 (umaxv2di3): Likewise.
2080 (sminv2di3): Likewise.
2081 (uminv2di3): Likewise.
2083 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2086 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2087 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2088 (legitimize_tls_address): Likewise.
2089 (sparc_tls_referenced_p): Likewise.
2090 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2091 and adjust calls to legitimize_pic_address.
2092 (legitimate_constant_p) Use sparc_tls_referenced_p.
2093 (legitimate_pic_operand_p): Likewise.
2094 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2095 (sparc_tls_symbol_ref_1): Delete.
2096 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2097 (legitimize_tls_address): Make static, handle CONST patterns.
2098 (legitimize_pic_address): Make static, remove unused parameter and
2099 adjust recursive calls.
2100 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2101 and adjust call to legitimize_pic_address.
2102 (sparc_output_mi_thunk): Likewise.
2104 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2105 H.J. Lu <hongjiu.lu@intel.com>
2108 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2109 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2110 operands to make them signed.
2113 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2116 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2117 GTU to GT for V4SI and V2DI.
2119 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2120 (umin<mode>3): Removed.
2122 (uminv4si3): Likewise.
2124 2010-01-05 Martin Jambor <mjambor@suse.cz>
2126 PR tree-optimization/42462
2127 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2128 current_function_decl to helper functions and macros.
2130 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2133 * flags.h: Don't include real.h.
2134 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2135 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2136 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2137 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2138 * dominance.c: Update copyright.
2139 * gimple.c (walk_gimple_op): Remove inline.
2140 * tree-ssa-reassoc.c: Include real.h.
2141 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2142 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2144 2010-01-05 Nick Clifton <nickc@redhat.com>
2146 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2147 register to push into the stack frame when the accumulator has to
2148 be saved during interrupts.
2150 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2152 * doc/invoke.texi: Remove the documentation about option
2154 * common.opt (Wunreachable-code): Preserved for backward
2156 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2157 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2158 the backward compatibility flag section.
2160 2010-01-05 Richard Guenther <rguenther@suse.de>
2162 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2164 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2167 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2169 PR tree-optimization/42508
2170 * tree-sra.c (convert_callers): Check for recursive call
2171 by comparing cgraph nodes instead of decls.
2172 (modify_function): Call ipa_modify_formal_parameters also
2173 on all same_body aliases.
2175 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2176 cgraph nodes when checking for same_body aliases.
2178 2010-01-05 Richard Guenther <rguenther@suse.de>
2180 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2181 allocation and lookup.
2182 (get_or_alloc_expr_for_constant): Likewise.
2183 (phi_translate): Sink allocation.
2185 2010-01-04 Richard Guenther <rguenther@suse.de>
2187 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2188 a new entry only if needed.
2189 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2190 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2192 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2194 (phi_translate): Handle CONSTANTs early.
2196 2010-01-04 Martin Jambor <mjambor@suse.cz>
2198 PR tree-optimization/42398
2199 * tree-sra.c (struct access): Removed flag grp_different_types.
2200 (dump_access): Do not dump the removed flag.
2201 (sort_and_splice_var_accesses): Do not set the removed flag.
2202 (sra_modify_expr): Check for type compatibility directly.
2204 2010-01-04 Martin Jambor <mjambor@suse.cz>
2206 PR tree-optimization/42366
2207 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2208 edges with variable number of parameters.
2209 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2210 flag instead of asserting it.
2211 (ipa_read_node_info): Read uses_analysis_done flag.
2213 2010-01-04 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2216 iterative_hash_* as intended.
2217 (vn_reference_compute_hash): Likewise. Simplify hashing
2219 (vn_reference_lookup_2): Likewise.
2220 (vn_nary_op_compute_hash): Likewise.
2221 (vn_phi_compute_hash): Likewise.
2222 (expressions_equal_p): Remove strange code.
2223 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2224 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2225 (bitmap_insert_into_set_1): Take value-id as parameter.
2226 (add_to_value): Pass it.
2227 (bitmap_insert_into_set): Likewise.
2228 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2230 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2233 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2234 (do_self_spec): For switches with SWITCH_IGNORE set set also
2235 SWITCH_IGNORE_PERMANENTLY.
2236 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2239 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2241 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2242 tree of an unreferenced global var.
2244 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2247 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2248 GTU to GT for V4SI and V2DI.
2250 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2251 (umin<mode>3): Removed.
2253 (uminv4si3): Likewise.
2255 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2258 * collect2.c (main): Turn on trace in collect2 if -v is passed
2261 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2263 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2264 description of expression operand.
2266 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2268 * configure.ac: Add install-html to target_list for Make-hooks.
2269 * configure: Regenerate.
2270 * fortran/Make-lang.in (F95_HTMLFILES): New.
2271 (fortran.html): Use it.
2272 (fortran.install-html): New.
2273 * Makefile.in (install-html): Add lang.install-html.
2274 * java/Make-lang.in (JAVA_HTMLFILES): New.
2275 (java.html): Use it.
2276 (java.install-html): New.
2277 * objc/Make-lang.in (objc.install-html): New.
2278 * objcp/Make-lang.in (obj-c++.install-html): New.
2279 * cp/Make-lang.in (c++.install-html): New.
2280 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2281 * lto/Make-lang.in (lto.install-html): New.
2283 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2286 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2288 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2290 PR rtl-optimization/41862
2291 * store-motion.c (store_killed_in_insn, compute_store_table,
2292 remove_reachable_equiv_notes, replace_store_insn,
2293 build_store_vectors): Ignore all DEBUG_INSNs.
2295 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2298 * common.opt: Add dumpdir.
2300 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2302 (option_map): Add --dumpdir.
2304 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2306 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2308 * opts.c (decode_options): Try dump_dir_name first if
2309 dump_base_name isn't an absolute path.
2310 (common_handle_option): Handle OPT_dumpdir.
2312 * toplev.c (dump_dir_name): New.
2313 (print_switch_values): Also ignore -dumpdir.
2315 * toplev.h (dump_dir_name): New.
2317 2010-01-03 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/42589
2320 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2321 double-word expansion of bswap32.
2323 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2325 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2326 with BLOCK_FOR_INSN.
2327 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2328 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2329 noce_process_if_block): Likewise.
2330 * gcse.c (compute_local_properties, insert_expr_in_table,
2331 insert_set_in_table, canon_list_insert, find_avail_set,
2332 pre_insert_copy_insn): Likewise.
2334 * basic-block.h (BLOCK_NUM): Move from here...
2335 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2337 2010-01-03 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/42438
2340 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2341 contains_may_not_return_call flag.
2342 (BB_MAY_NOTRETURN): New.
2343 (valid_in_sets): Trapping nary operations are not valid
2344 in blocks that may not return.
2345 (insert_into_preds_of_block): Remove check for trapping expressions.
2346 (compute_avail): Compute also BB_MAY_NOTRETURN.
2348 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2350 * doc/invoke.texi: Add 2010 to copyright years.
2352 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2354 * config/sparc/sparc.c: Fix formatting nits.
2356 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2357 Alexander Monakov <amonakov@ispras.ru>
2359 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2361 2010-01-02 Richard Guenther <rguenther@suse.de>
2364 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2365 (simplify_switch_using_ranges): Mark to be removed edges
2368 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2370 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2372 * collect2.c (scan_libraries): Add missing argument in call to
2375 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2378 * config/alpha/predicates.md (aligned_memory_operand): Return false
2380 (unaligned_memory_operand): Return true for CQImode.
2381 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2382 doesn not cross aligned SImode word boundary.
2384 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2386 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2388 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2389 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2391 2010-01-02 Richard Guenther <rguenther@suse.de>
2394 * toplev.c (compile_file): Emit LTO marker properly. Change
2396 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2398 2010-01-01 Richard Guenther <rguenther@suse.de>
2401 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2403 2010-01-01 Richard Guenther <rguenther@suse.de>
2406 * c-decl.c (grokdeclarator): For zero-size arrays force
2407 structural equality checks as layout_type does.
2409 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2411 * builtins.c: Update copyright to 2010.
2413 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2416 * lto-streamer-out.c (produce_asm): Revert the last change.
2417 (copy_function): Likewise.
2419 * lto-streamer.c (lto_get_section_name): Skip any leading
2422 2010-01-01 Richard Guenther <rguenther@suse.de>
2425 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2429 Copyright (C) 2010 Free Software Foundation, Inc.
2431 Copying and distribution of this file, with or without modification,
2432 are permitted in any medium without royalty provided the copyright
2433 notice and this notice are preserved.