1 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 * common.opt (Wlarger-than-): Add Undocumented.
5 2010-02-19 Mike Stump <mikestump@comcast.net>
7 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
9 2010-02-19 Jason Merrill <jason@redhat.com>
12 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
13 * configure: Likewise.
15 2010-02-20 Alan Modra <amodra@gmail.com>
18 * cgraph.h (cgraph_make_decl_local): Declare.
19 * cgraph.c (cgraph_make_decl_local): New function.
20 (cgraph_make_node_local): Use it.
21 * cgraphunit.c (cgraph_function_versioning): Likewise.
22 * ipa.c (function_and_variable_visibility): Likewise.
24 2010-02-19 Jakub Jelinek <jakub@redhat.com>
27 * except.c (sjlj_emit_function_enter): Don't call
28 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
30 * rtl.h (add_reg_br_prob_note): Remove prototype.
32 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
35 * c-common.c (conversion_warning): Remove widening conversions
36 before checking the conversion of integers to reals.
38 2010-02-19 Mike Stump <mikestump@comcast.net>
41 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
44 * cgraphunit.c (process_function_and_variable_attributes): Check
45 DECL_PRESERVE_P instead of looking up attribute "used".
46 * ipa-pure-const.c (check_decl): Likewise.
47 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
48 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
49 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
50 instead of attribute "used".
51 * config/sol2-c.c (solaris_pragma_init): Likewise.
52 (solaris_pragma_fini): Likewise.
54 2010-02-19 Jakub Jelinek <jakub@redhat.com>
56 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
57 Use XCNEW instead of xcalloc.
58 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
59 XNEW instead of xmalloc.
60 (get_fields): Use XNEWVEC instead of xmalloc.
63 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
65 (create_new_general_access): For debug stmts just reset value.
66 (get_stmt_accesses): For accesses within debug stmts just record them
67 using add_access_to_acc_sites instead of preventing the peeling or
68 counting them as accesses.
71 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
73 2010-02-19 Richard Guenther <rguenther@suse.de>
75 PR tree-optimization/42916
76 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
79 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
81 * configure.ac: Replace all uses of changequote in macro arguments
84 2010-02-19 Jakub Jelinek <jakub@redhat.com>
87 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
89 2010-02-19 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/42944
92 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
93 test for aliasing with errno.
95 2010-02-19 Jakub Jelinek <jakub@redhat.com>
98 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
99 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
100 * dojump.c: Include output.h.
101 (inv): New inline function.
102 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
103 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
104 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
105 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
106 argument, pass it down to other calls.
107 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
108 add REG_BR_PROB note to the conditional jump.
109 * cfgexpand.c (add_reg_br_prob_note): Removed.
110 (expand_gimple_cond): Don't call it, add the probability
111 as last argument to jumpif_1/jumpifnot_1.
112 * Makefile.in (dojump.o): Depend on output.h.
113 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
115 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
116 * stmt.c (do_jump_if_equal): Likewise.
117 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
118 * loop-unswitch.c (compare_and_jump_seq): Likewise.
119 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
121 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
122 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
124 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
126 (store_expr): Adjust jumpifnot caller.
127 (store_constructor): Adjust jumpif caller.
130 * gimplify.c (gimple_boolify): For __builtin_expect call
131 gimple_boolify also on its first argument.
133 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
135 * configure.ac (gnu-unique-object): Wrap regexps using [] in
137 (__stack_chk_fail): Ditto. Remove quadrigraphs.
138 * configure: Regenerated.
140 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
142 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
143 lang_hooks.types_compatible_p instead of comptypes.
145 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
147 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
148 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
149 if __prefer_thumb__ is defined.
151 2010-02-18 Martin Jambor <mjambor@suse.cz>
153 PR tree-optimization/43066
154 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
155 array with zero-sized element type.
157 2010-02-18 Jakub Jelinek <jakub@redhat.com>
159 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
160 rtx, allocate struct var_loc_node here and return it to the
161 caller, and only if it is actually needed.
162 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
163 move it earlier and return immediately if it returns NULL.
165 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
167 * config/sparc/gas.h: New file. Restore
168 TARGET_ASM_NAMED_SECTION to its ELF default.
169 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
171 * config/sparc/sparc.c (sparc_elf_asm_named_section):
172 Likewise. Add ATTRIBUTE_UNUSED to prototype.
173 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
176 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
178 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
180 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
182 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
183 patterns from predicated pattern.
185 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
189 for insn mnemonic suffix.
191 2010-02-17 Richard Guenther <rguenther@suse.de>
193 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
196 2010-02-17 Jakub Jelinek <jakub@redhat.com>
199 * caller-save.c (save_call_clobbered_regs): If BB ends with
200 a DEBUG_INSN, move any notes in between last real insn and the last
201 DEBUG_INSN after the last DEBUG_INSN.
203 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
205 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
206 Fix return type. Fix argument type. Explain meaning of return value.
208 2010-02-16 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/41043
211 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
212 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
214 (vrp_visit_phi_node): ... but only for loop PHI nodes.
216 2010-02-16 Ira Rosen <irar@il.ibm.com>
218 PR tree-optimization/43074
219 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
220 * tree-vect-loop.c (vect_analyze_loop_operations): Add
221 vectorizable cycles in hybrid SLP check.
222 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
224 2010-02-16 Richard Guenther <rguenther@suse.de>
226 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
227 (true_dependence): If memrefs_conflict_p computes must-alias
228 trust it. Move TBAA check after offset-based disambiguation.
229 (canon_true_dependence): Likewise.
231 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
233 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
234 * doc/invoke.texi: Document it.
235 * var-tracking.c: Include toplev.h and params.h.
236 (vt_find_locations): Return bool indicating success. Compute
237 hash sizes unconditionally. Check new parameter, report.
238 (variable_tracking_main_1): Check vt_find_locations results and
239 retry. Renamed from...
240 (variable_tracking_main): ... this. New wrapper to preserve
241 flag_var_tracking_assignments.
242 * Makefile.in (var-tracking.o): Adjust dependencies.
244 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
245 Jakub Jelinek <jakub@redhat.com>
248 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
249 if weak_import attribute is present.
250 * config/darwin.c (machopic_select_section): Likewise.
252 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
254 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
255 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
256 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
257 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
259 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
261 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
264 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
265 Rewrite text to refer to the names.
267 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
269 * config/i386/i386-builtin-types.def
270 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
271 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
272 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
273 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
274 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
275 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
276 IX86_BUILTIN_VPERMIL2PS256.
277 (MULTI_ARG_4_DF2_DI_I): Defined.
278 (MULTI_ARG_4_DF2_DI_I1): Defined.
279 (MULTI_ARG_4_SF2_SI_I): Defined.
280 (MULTI_ARG_4_SF2_SI_I1): Defined.
281 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
282 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
283 __builtin_ia32_vpermil2ps256.
284 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
285 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
286 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
287 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
288 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
289 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
290 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
291 CODE_FOR_xop_vpermil2v8sf3.
292 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
293 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
294 * config/i386/xopintrin.h (_mm_permute2_pd): New.
295 (_mm256_permute2_pd): New.
296 (_mm_permute2_ps): New.
297 (_mm256_permute2_ps): New.
299 2010-02-15 Nick Clifton <nickc@redhat.com>
301 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
302 boolean parameters. Use emit_jump_insn when emitting a pop
303 instruction containing a return insn.
304 (push): Use 'true' rather than '1' as second parameter to F.
305 (h8300_expand_prologue): Likewise.
306 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
307 (h8300_expand_epilogue): Likewise.
309 2010-02-15 Richard Guenther <rguenther@suse.de>
312 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
315 2010-02-15 Nick Clifton <nickc@redhat.com>
317 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
320 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
322 * intl.c (fake_ngettext): New function.
323 * intl.h (fake_ngettext): Declare.
324 (ngettext): Define macro.
325 * collect2.c (notice_translated): New function.
326 (main): Use notice_translated and ngettext.
327 * collect2.h (notice_translated): Declare.
329 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
331 * reorg.c (delete_computation): Comment fixes.
332 * caller-save.c (setup_save_areas): Idem.
333 * sel-sched-dump.c (dump_lv_set): Idem.
336 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
338 * config/s390/s390.c (s390_sched_init): New function.
339 (TARGET_SCHED_INIT): Target hook defined.
341 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
342 Jack Howarth <howarth@bromo.med.uc.edu>
343 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
346 Partial revert of unintended change in fix for PR41605.
347 * config/darwin.h: Fix typo.
348 * config/darwin9.h: Same.
350 2010-02-11 Jakub Jelinek <jakub@redhat.com>
352 * c-pch.c (pch_init): Clear v.
354 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
357 * graphite-scop-detection.c (graphite_can_represent_scev): Call
358 graphite_can_represent_init for MULT_EXPR.
360 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
364 * graphite-sese-to-poly.c (remove_phi): New.
365 (translate_scalar_reduction_to_array): Call remove_phi.
367 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
370 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
371 * graphite-clast-to-gimple.h (gloog): Update declaration.
372 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
373 * graphite-poly.h (struct poly_bb): Add missing comments.
374 (struct scop): Add poly_scop_p field.
376 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
377 * graphite.c (graphite_transform_loops): Build the polyhedral
378 representation for each scop before code generation.
379 * sese.c (rename_variables_in_operand): Removed.
380 (rename_variables_in_expr): Return the renamed expression.
381 (rename_sese_parameters): New.
382 * sese.h (rename_sese_parameters): Declared.
384 2010-02-11 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/42998
387 * tree-ssa-pre.c (create_expression_by_pieces): Treat
388 POINTER_PLUS_EXPR properly.
390 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
391 Changpeng Fang <changpeng.fang@amd.com>
394 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
395 the cost of an IV candidate when the IV is used in a test against zero.
397 * gcc.dg/tree-ssa/ivopts-3.c: New.
399 2010-02-11 Richard Guenther <rguenther@suse.de>
402 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
403 pointer-vs-decl case by swapping refs. Handle some cases
404 of pointer-vs-decl disambiguations more conservatively.
405 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
406 to false after expanding.
408 2010-02-11 Richard Guenther <rguenther@suse.de>
411 * gcc.c (process_command): Handle LTO file@offset case more
414 2010-02-11 Jakub Jelinek <jakub@redhat.com>
416 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
417 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
419 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
421 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
422 if MEM's mode size isn't DWARF2_ADDR_SIZE.
423 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
424 Optimize eq/ne comparisons when both arguments are known to be
426 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
427 Don't mask operands unnecessarily if they are known to be already
430 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
432 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
435 2010-02-10 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/43017
438 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
439 for wrapping signed arithmetic.
441 2010-02-10 Jakub Jelinek <jakub@redhat.com>
444 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
445 if no debug info should be emitted for it.
447 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
449 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
450 note when flag_exceptions is set.
452 2010-02-10 Duncan Sands <baldrick@free.fr>
454 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
456 2010-02-10 Richard Guenther <rguenther@suse.de>
459 * tree.c (get_unwidened): Handle constants.
460 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
462 2010-02-10 Martin Jambor <mjambor@suse.cz>
465 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
466 check for variable argument counts independently.
468 2010-02-10 Christian Bruel <christian.bruel@st.com>
471 * config/sh/sh.c (find_barrier): Increase length for non delayed
472 conditional branches.
474 2010-02-10 Christian Bruel <christian.bruel@st.com>
476 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
478 2010-02-10 Jakub Jelinek <jakub@redhat.com>
480 * builtins.c (set_builtin_user_assembler_name): Also handle
481 ffs if int is smaller than word.
483 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
486 * ira-conflicts.c (get_dup): Remove.
487 (process_reg_shuffles): Add new parameter. Use it as an
488 additional guard for copy generation.
489 (add_insn_allocno_copies): Rewrite.
491 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
493 * common.opt (fsched2-use-traces): Preserved for backward
495 * doc/invoke.texi: Remove the documentation about option
497 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
498 flag_sched2_use_traces.
499 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
500 the backward compatibility flag section.
502 2010-02-09 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/43008
505 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
506 make HEAP variables initialized from global memory if they
507 are not known builtin functions.
508 (find_func_aliases): Adjust.
510 2010-02-09 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/43000
513 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
516 2010-02-08 Jakub Jelinek <jakub@redhat.com>
518 PR tree-optimization/42931
519 * tree-loop-linear.c (try_interchange_loops): Don't call
520 double_int_mul if estimated_loop_iterations failed.
522 2010-02-08 Martin Jambor <mjambor@suse.cz>
525 * tree-sra.c (build_accesses_from_assign): Do not mark in
526 should_scalarize_away_bitmap if stmt has volatile ops.
527 (sra_modify_assign): Do not process assigns piecemeal if if stmt
530 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
532 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
534 2010-02-07 Adam Nemet <adambnmet@gmail.com>
536 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
539 2010-02-07 Andrew Pinski <pinskia@gmail.com>
542 * df-core.c (df_finish_pass): Change type of saved_flags to int.
544 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
547 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
548 to unknown_dependence.
549 (graphite_legal_transform_dr): Handle the unknown_dependence.
550 (graphite_carried_dependence_level_k): Same.
552 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
554 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
556 2010-02-07 Richard Guenther <rguenther@suse.de>
559 * expr.c (get_inner_reference): Always initialize *pbitsize.
561 2010-02-07 Richard Guenther <rguenther@suse.de>
564 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
565 new ARRAY_REFs on variable size element or minimal index arrays.
567 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
568 gimple_fold_indirect_ref.
570 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
573 * arm.c (arm_override_options): Just return if the user has specified
576 2010-02-03 Jason Merrill <jason@redhat.com>
579 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
580 i386_pe_maybe_record_exported_symbol.
582 2010-02-05 Steve Ellcey <sje@cup.hp.com>
585 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
586 (pa_delegitimize_address): New function.
588 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
590 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
591 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
593 2010-02-05 Richard Guenther <rguenther@suse.de>
596 * lto-streamer-in.c (get_resolution): Deal with references
597 to undefined functions.
599 2010-02-05 Richard Guenther <rguenther@suse.de>
601 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
602 (fold_const_aggregate_ref): Likewise.
603 (ccp_fold_stmt): Substitute loads.
604 (maybe_fold_reference): Verify types before substituting.
606 (fold_gimple_assign): Unshare properly.
607 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
609 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
611 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
612 for rs6000_gen_cell_microcode.
614 2010-02-04 Richard Guenther <rguenther@suse.de>
616 PR rtl-optimization/42952
617 * dse.c (const_or_frame_p): Remove MEM handling.
619 2010-02-04 Nick Clifton <nickc@redhat.com>
621 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
622 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
623 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
624 (mn10300_asm_output_mi_thunk): New function.
625 (mn10300_can_output_mu_thunk): New function.
626 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
627 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
628 (FUNCTION_ARG): Delete incorrect comment.
630 2010-02-03 Jason Merrill <jason@redhat.com>
633 * fold-const.c (operand_equal_p): Handle erroneous types.
635 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
637 * config/h8300/h8300.md (can_delay): Fix attibute condition.
639 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
641 PR rtl-optimization/42941
642 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
645 2010-02-03 Jason Merrill <jason@redhat.com>
648 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
650 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
653 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
655 (cselib_reset_table): Renamed from...
656 (cselib_reset_table_with_next_value): ... this.
657 (cselib_get_next_uid): Renamed from...
658 (cselib_get_next_unknown_value): ... this.
659 * cselib.c (next_uid): Renamed from...
660 (next_unknown_value): ... this.
661 (cselib_clear_table): Adjust.
662 (cselib_reset_table): Adjust. Renamed from...
663 (cselib_reset_table_with_next_value): ... this.
664 (cselib_get_next_uid): Adjust. Renamed from...
665 (cselib_get_next_unknown_value): ... this.
666 (get_value_hash): Use hash.
667 (cselib_hash_rtx): Likewise.
668 (new_cselib_val): Adjust. Set and dump uid.
669 (cselib_lookup_mem): Pass next_uid as hash.
670 (cselib_subst_to_values): Likewise.
671 (cselib_log_lookup): Dump uid.
672 (cselib_lookup): Pass next_uid as hash. Adjust.
673 (cselib_process_insn): Adjust.
674 (cselib_init): Initialize next_uid.
675 (cselib_finish): Adjust.
676 (dump_cselib_table): Likewise.
677 * dse.c (canon_address): Dump value uid.
678 * print-rtl.c (print_rtx): Print value uid.
679 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
681 (dv_uid): New function, sort of renamed from...
682 (dv_htab_hash): ... this, reimplemented in terms of it and...
683 (dv_uid2hash): ... this. New.
684 (variable_htab_eq): Drop excess assertions.
685 (tie_break_pointers): Removed.
686 (canon_value_cmp): Compare uids.
687 (variable_post_merge_New_vals): Print uids.
688 (vt_add_function_parameters): Adjust.
689 (vt_initialize): Reset table. Adjust.
691 2010-02-03 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/42944
694 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
695 (call_may_clobber_ref_p_1): Likewise. Properly handle
696 malloc and calloc clobbering errno.
698 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
700 * doc/invoke.texi: Fix name of sched1 dump.
702 * opts.c (decode_options): Set flag_tree_switch_conversion
703 only conditionally on optimize >= 2.
705 * gcse.c: Assorted comment fixes in pass description.
707 2010-02-03 Anthony Green <green@moxielogic.com>
709 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
710 nop padding in order to maintain alignment of storage location of
711 target function address.
712 (moxie_trampoline_init): Store target function address at newly
714 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
716 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
718 2010-02-03 Richard Guenther <rguenther@suse.de>
721 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
723 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
725 * config.gcc: Reenable check for obsolete targets.
726 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
727 mips-sgi-irix6.[0-4]*.
729 2010-02-02 Nick Clifton <nickc@redhat.com>
731 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
732 constant size of 4 as being the same as 0.
733 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
734 can take values in the range 0..4.
736 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
739 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
740 as _darwin10_Unwind_FindEnclosingFunction().
741 * libgcc-libsystem.ver: New.
743 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
746 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
747 implicitly set registers.
749 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
751 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
752 (arm_override_options): Allow automatic selection of the thread
753 pointer register if thumb2.
754 (legitimize_pic_address): Improve code sequences for Thumb2.
755 (arm_call_tls_get_addr): Likewise.
756 (legitimize_tls_address): Likewise.
757 * arm.md (pic_load_addr_arm): Delete. Replace with ...
758 (pic_load_addr_32bit): ... this. New named pattern.
759 * thumb2.md (pic_load_addr_thumb2): Delete.
760 (pic_load_dot_plus_four): Delete.
761 (tls_load_dot_plus_four): New named pattern.
763 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
766 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
767 Document fix for TLS bug.
769 2010-01-31 Richard Guenther <rguenther@suse.de>
771 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
772 conservatively correct.
774 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
778 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
780 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
782 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
784 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
786 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
788 * config.gcc: Adjust order of makefile fragments for mingw targets.
790 2010-01-31 Richard Guenther <rguenther@suse.de>
793 * gimplify.c (gimplify_init_constructor): For volatile LHS
794 initialize a temporary.
796 2010-01-31 Matthias Klose <doko@ubuntu.com>
798 * configure.ac: Fix __stack_chk_fail check for cross builds configured
800 * configure: Regenerate.
802 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
804 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
805 the same alias set and their sizes different constantness.
806 (aliasing_component_refs_p): Revert 2009-10-24 change.
808 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
810 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
813 2010-01-29 Richard Guenther <rguenther@suse.de>
815 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
816 Assert we successfully updated the call.
818 2010-01-29 Jakub Jelinek <jakub@redhat.com>
820 PR rtl-optimization/42889
821 * df.h (df_set_bb_dirty_nonlr): New prototype.
822 * df-core.c (df_set_bb_dirty_nonlr): New function.
823 * df-scan.c (df_insn_rescan): Call it instead of
824 df_set_bb_dirty for DEBUG_INSNs.
826 2010-01-29 Richard Guenther <rguenther@suse.de>
829 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
830 quadratic behavior in most cases.
832 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
836 in the call to gen_x86_movsicc_0_m1.
838 2010-01-28 Richard Guenther <rguenther@suse.de>
840 PR tree-optimization/42871
841 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
843 2010-01-28 Richard Guenther <rguenther@suse.de>
845 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
848 2010-01-28 Richard Guenther <rguenther@suse.de>
851 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
852 the forwarder if the destination is an EH landing pad.
854 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
856 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
857 block list passed to gimple_duplicate_sese_tail.
858 (parallelize_loops): Avoid parallelization when the function
860 Avoid parallelization when the preheader is IRREDUCIBLE.
861 Try to optimize when estimated_loop_iterations_int is unresolved.
862 Add the loop's location to the dump file.
863 * tree-cfg.c (add_phi_args_after_redirect): Remove.
864 (gimple_duplicate_sese_tail): Remove the check for the latch.
865 Redirect nexits to the exit block.
866 Remove handling of the incoming edges to the latch.
867 Redirect the backedge from the copied latch to the exit bb.
869 2010-01-28 Michael Matz <matz@suse.de>
872 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
873 Wrap force_reg into a sequence, emit it before user.
875 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
877 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
879 (arm_legacy_rev): Likewise.
880 (thumb_legacy_rev): Likewise.
882 2010-01-27 Jakub Jelinek <jakub@redhat.com>
884 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
885 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
886 on MEM's address failed, try avoid_constant_pool_reference and
887 recurse if it returned something different.
888 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
889 address, try avoid_constant_pool_reference and recurse if it
890 returned something different.
891 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
892 address and avoid_constant_pool_reference returned something
893 different, don't set have_address.
895 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
898 * var-tracking.c (val_store): Add modified argument, obey it.
900 (count_uses): Move down logging of main.
901 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
902 don't need resolution.
903 (emit_notes_in_bb): Likewise.
905 2010-01-27 Richard Guenther <rguenther@suse.de>
908 * tree-inline.c (remap_decl): Delay remapping of SSA name
909 default definitions until we need them.
911 2010-01-27 Jakub Jelinek <jakub@redhat.com>
913 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
914 (rs6000_delegitimize_address): New function.
916 * config/s390/s390.c (s390_delegitimize_address): Call
917 delegitimize_mem_from_attrs.
920 * tree-inline.c (cannot_copy_type_1): Removed.
921 (copy_forbidden): Don't forbid copying of functions containing
922 records/unions with variable length fields.
924 2010-01-27 Christian Bruel <christian.bruel@st.com>
928 * config/sh/sh.c (find_barrier): Increase length for non delayed
929 conditional branches.
931 2010-01-27 Matthias Klose <doko@ubuntu.com>
933 * configure.ac (gnu-unique-object): Fix ldd version check.
934 * configure: Regenerate.
936 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
938 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
940 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
941 Test for HAVE_GNU_AS value.
943 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
945 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
946 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
948 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
949 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
950 INT_LEAST64_TYPE): Define.
951 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
952 UINT_LEAST64_TYPE): Define.
953 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
954 INT_FAST64_TYPE): Define.
955 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
956 UINT_FAST64_TYPE): Define.
957 (INTMAX_TYPE, UINTMAX_TYPE): Define.
958 (INTPTR_TYPE, UINTPTR_TYPE): Define.
959 (SIG_ATOMIC_TYPE): Define.
961 2010-01-26 Richard Guenther <rguenther@suse.de>
963 * df-scan.c (df_scan_set_bb_info): Remove assert.
964 (df_insn_rescan_debug_internal): Merge asserts.
965 (df_install_ref): Likewise.
966 (df_mark_reg): Use bitmap_set_range.
967 (df_hard_reg_used_p): Remove assert.
968 (df_hard_reg_used_count): Likewise.
970 2010-01-26 Richard Guenther <rguenther@suse.de>
972 PR rtl-optimization/42685
973 * web.c (web_main): Ignore DEBUG_INSNs.
975 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
977 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
979 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
980 Fix types of fndecl and arglist parameters.
982 2010-01-26 Richard Guenther <rguenther@suse.de>
985 * tree-eh.c (unsplit_eh): Skip debug insns.
987 2010-01-26 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/42250
990 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
992 2010-01-26 Jakub Jelinek <jakub@redhat.com>
995 * omp-low.c (expand_omp_sections): Only use single_pred if
996 l2_bb is single_pred_p.
998 2010-01-25 Christian Bruel <christian.bruel@st.com>
1001 * config/sh/sh.c (find_barrier): Increase length for non delayed
1002 conditional branches.
1003 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1005 2010-01-24 David S. Miller <davem@davemloft.net>
1007 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1008 define if not using GAS.
1009 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1010 Likewise. Delete SECTION_MERGE code, which is only applicable
1013 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1016 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1017 mangling of va_list in system headers.
1019 2010-01-23 Toon Moene <toon@moene.org>
1021 * tree-predcom.c (combine_chains): Return NULL, not false.
1023 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1025 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1026 initialization of variable res to agree with return type.
1028 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1030 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1031 * tree-sra.c: Add include of expr.h.
1033 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1035 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1036 insert the debug stmt on the single non-EH edge from the stmt.
1038 2010-01-22 Richard Henderson <rth@redhat.com>
1041 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1042 the RHS until after generate_subtree_copies has insertted its
1043 code before the current statement.
1045 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1047 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1049 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1051 2010-01-21 Martin Jambor <mjambor@suse.cz>
1053 PR tree-optimization/42585
1054 * tree-sra.c (struct access): New field grp_total_scalarization.
1055 (dump_access): Dump the new field.
1056 (should_scalarize_away_bitmap): New variable.
1057 (cannot_scalarize_away_bitmap): Likewise.
1058 (sra_initialize): Allocate new bitmaps.
1059 (sra_deinitialize): Free new bitmaps.
1060 (create_access_1): New function.
1061 (create_access): Parts moved to create_access_1.
1062 (type_consists_of_records_p): New function.
1063 (completely_scalarize_record): Likewise.
1064 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1065 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1066 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1068 (analyze_all_variable_accesses): Completely scalarize small eligible
1071 2010-01-21 Martin Jambor <mjambor@suse.cz>
1073 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1075 2010-01-21 Andrew Haley <aph@redhat.com>
1077 * gcc.c (process_command): Move lang_specific_driver before
1078 setting cc_libexec_prefix.
1080 2010-01-21 Richard Guenther <rguenther@suse.de>
1083 * fold-const.c (negate_expr_p): Pretend only negative
1084 real constants are easily negatable.
1086 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1087 Jason Merrill <jason@redhat.com>
1089 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1090 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1091 * calls.c (initialize argument_information): Handle it.
1092 * c-common.c (handle_transparent_union_attribute): Use new name.
1093 * c-decl.c (finish_struct): Ditto.
1094 * c-typeck.c (type_lists_compatible_p): Ditto.
1095 (convert_for_assignment): Use new name and also handle record.
1096 * function.c (aggregate_value_p): Handle it.
1097 (pass_by_reference): Ditto.
1098 (assign_parm_data_types): Ditto.
1099 * print-tree.c (print_node): Ditto.
1100 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1101 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1102 * tree.c (first_field): New fn.
1104 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1107 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1108 even when linking statically, for now.
1110 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1113 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1114 without a cselib val.
1115 (count_uses): Accept MO_VAL_SET with no val on stores.
1116 (add_stores): Likewise.
1118 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1120 * var-tracking.c (check_value_val): Add a compile time assertion.
1121 (dv_is_decl_p): Simplify.
1122 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1123 gcc_assert if ENABLE_CHECKING.
1125 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1128 * var-tracking.c: Include tree-flow.h.
1129 (mem_dies_at_call): New.
1130 (dataflow_set_preserve_mem_locs): Use it.
1131 (dataflow_set_remove_mem_locs): Likewise.
1132 (dump_var): Renamed from dump_variable. Adjust all callers.
1133 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1134 * Makefile.in (var-tracking.o): Adjust deps.
1136 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1138 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1140 2010-01-20 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/42717
1143 * tree-ssa-dce.c (get_live_post_dom): Remove.
1144 (forward_edge_to_pdom): Take an arbitrary edge to copy
1145 degenerate PHI args from.
1146 (remove_dead_stmt): Use the first post-dominator even if it
1147 does not contain live statements as redirection destination.
1149 2010-01-20 Richard Guenther <rguenther@suse.de>
1151 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1153 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1155 * sel-sched.c (create_speculation_check): Remove set but not used
1157 (try_transformation_cache): Remove set but not used variable ds.
1158 (calculate_privileged_insns): Remove set but not used variables
1159 cur_insn and min_spec_insn.
1160 (find_best_expr): Remove set but not used variable avail_n.
1161 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1163 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1165 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1166 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1169 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1172 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1173 cpu types. Add support for *-sse3 cpu types.
1174 (x86_64-*-*): Ditto.
1176 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1179 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1180 argument, call initializer_constant_valid_p_1 instead of
1181 initializer_constant_valid_p, pass CACHE to it, return NULL
1182 immediately if first call returns NULL.
1183 (initializer_constant_valid_p_1): New function.
1184 (initializer_constant_valid_p): Use it.
1186 2010-01-20 Thomas Quinot <quinot@adacore.com>
1188 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1190 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1192 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1193 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1194 (loc_list_from_tree): Don't handle unsigned division. Handle
1195 signed modulo using DW_OP_{over,over,div,mul,minus}.
1196 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1197 modulo instead of signed.
1199 2010-01-20 DJ Delorie <dj@redhat.com>
1201 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1203 (h8300_emit_stack_adjustment): Propogate it.
1205 (h8300_expand_prologue): Likewise.
1206 (h8300_expand_epilogue): Likewise.
1208 2010-01-19 Michael Matz <matz@suse.de>
1210 PR tree-optimization/41783
1211 * tree-data-ref.c (toplevel): Include flags.h.
1212 (dump_data_dependence_relation): Also dump the inputs if the
1213 result will be unknown.
1214 (split_constant_offset_1): Look through some conversions.
1215 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1216 the offset from last element is too large.
1217 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1218 (reassociate_to_the_same_stmt): Handle vector registers.
1219 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1221 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1222 wide_prolog_niters argument, emit widening instructions.
1223 (vect_do_peeling_for_alignment): Adjust caller, use widened
1224 variant of the iteration cound.
1225 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1227 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1230 * config/arm/neon-testgen.m (emit_automatics): New parameter
1231 features. Adjust for Fixed_return_reg feature.
1232 (test_intrinsic): Call emit_automatics with new feature.
1233 * config/arm/neon.ml: Update copyright years.
1234 (features): New Fixed_return_reg feature.
1235 (ops): Update feature for Vget_low.
1237 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1239 PR tree-optimization/42719
1240 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1244 * fwprop.c (all_uses_available_at): Return false if def_set dest
1245 is a REG that is used in def_insn.
1247 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1249 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1251 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1254 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1256 * target.h (struct gcc_target) <secondary_reload>: Change type
1257 of last argument to secondary_reload_info *.
1259 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1262 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1263 memory references with unaligned offsets. Remove CQImode handling.
1264 (unaligned_memory_operand): Return 1 for memory references with
1265 unaligned offsets. Remove CQImode handling.
1267 2010-01-18 Richard Guenther <rguenther@suse.de>
1270 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1273 2010-01-18 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/42781
1276 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1277 restrict processing only if the original variable was artificial.
1279 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1281 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1282 find number of popped argument bytes.
1284 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1285 Fix the text that describes the return value for invalid insns.
1287 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1289 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1290 Clarify what 'cost of the -dependence' is. Fix quoting.
1292 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1293 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1295 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1297 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1298 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1300 2010-01-17 Richard Guenther <rguenther@suse.de>
1303 * function.c (split_complex_args): Take a VEC to modify.
1304 (assign_parms_augmented_arg_list): Build a VEC instead of
1305 a chain of PARM_DECLs.
1306 (assign_parms_unsplit_complex): Take a VEC of arguments.
1307 Do not fixup unmodified parms.
1308 (assign_parms): Deal with the VEC.
1309 (gimplify_parameters): Likewise.
1311 2010-01-17 Richard Guenther <rguenther@suse.de>
1313 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1314 node existence check.
1315 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1316 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1317 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1318 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1319 (gimple_execute_on_growing_pred): Likewise.
1321 2010-01-17 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/42773
1324 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1325 (compute_antic_aux): Likewise.
1326 (compute_partial_antic_aux): Likewise.
1328 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1331 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1334 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1336 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1339 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1340 Fix markup for strict argument.
1342 (TARGET_SCHED_REORDER2): Fix argument types.
1344 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1345 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1347 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1348 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1350 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1353 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1354 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1355 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1356 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1357 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1359 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1361 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1363 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1364 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1366 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1368 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1371 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1373 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1374 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1376 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1378 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1380 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1381 referring to it. Fix language.
1383 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1385 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1387 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1389 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1391 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1392 '@var{stream}. Remove stray 'and'.
1394 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1396 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1398 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1400 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1401 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1403 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1404 Fix description of return value.
1405 Rename argument "sz" to "len."
1407 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1408 Clarify meaning of 'true' return value.
1410 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1412 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1413 rep_mode versus mode_rep.
1415 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1417 (TARGET_BUILTIN_DECL): Fix name.
1419 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1421 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1423 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1425 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1427 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1429 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1432 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1433 Rename argument tm_fn to md_fn.
1435 (TARGET_OPTION_PRINT): Fix argument list.
1437 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1440 * config/i386/i386.c (ix86_fixup_binary_operands):
1441 Revert FMA4 fixup of operands.
1443 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1446 * Makefile.in (write_entries_to_file, install-plugin):
1447 Use \012 instead of \n with tr.
1449 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1451 * configure.ac (HAVE_AS_REF): New C macro.
1452 * configure: Regenerate.
1453 * config.in: Likewise.
1454 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1456 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1459 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1461 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1463 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1465 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1467 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1469 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1471 (TARGET_BINDS_LOCAL_P): Fix argument type.
1473 (TARGET_ASM_FILE_END): Use prototype.
1475 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1477 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1479 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1481 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1483 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1484 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1486 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1487 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1489 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1490 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1491 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1492 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1494 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1496 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1498 (TARGET_INIT_BUILTINS): Use prototype.
1500 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1501 Put 'const char *' in braces. Fix parameter types.
1502 (TARGET_INVALID_CONVERSION): Fix parameter types.
1503 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1504 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1506 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1509 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1511 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1513 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1515 * doc/tm.texi (TARGET_HELP): Fix return type.
1517 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1518 in braces. Fix argument types.
1520 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1522 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1524 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1526 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1527 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1529 (TARGET_MANGLE_TYPE): Fix argument types.
1531 (TARGET_IRA_COVER_CLASSES): Use prototype.
1533 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1535 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1537 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1539 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1541 (TARGET_CALLEE_COPIES): Fix argument types.
1543 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1545 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1547 (TARGET_FUNCTION_VALUE): Fix argument types.
1549 (TARGET_RETURN_IN_MSB): Fix argument type.
1551 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1553 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1555 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1557 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1558 agree with return type.
1560 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1562 2010-01-15 Jing Yu <jingyu@google.com>
1564 PR rtl-optimization/42691
1565 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1566 a pseudo to a constant and are merged, and adjust comments.
1568 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1570 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1572 2010-01-15 Richard Guenther <rguenther@suse.de>
1575 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1576 labels of computed or non-local gotos to the destination.
1577 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1578 landing pad label is the first label.
1580 2010-01-15 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1584 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1587 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1588 to allow generation of the xssqrtdp instruction on power7.
1589 (sqrtdf2_fpr): Ditto.
1591 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1594 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1595 functions with noreturn attribute.
1598 * varasm.c (declare_weak): Add weak attribute to decl if it
1599 doesn't have one already.
1600 (assemble_external): Only add decls to weak_decls if they also
1601 have weak attribute.
1603 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1605 * var-tracking.c (var_reg_delete): Don't delete the association
1606 between REGs and values or one-part variables if the register
1609 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1612 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1613 because its first operand is a non-localized variable.
1615 2010-01-14 Martin Jambor <mjambor@suse.cz>
1617 PR tree-optimization/42706
1618 * tree-sra.c (encountered_recursive_call): New variable.
1619 (encountered_unchangable_recursive_call): Likewise.
1620 (sra_initialize): Initialize both new variables.
1621 (callsite_has_enough_arguments_p): New function.
1622 (scan_function): Call decl and flags check only for IPA-SRA, check
1623 whether there is a recursive call and whether it has enough arguments.
1624 (all_callers_have_enough_arguments_p): New function.
1625 (convert_callers): Look for recursive calls only when
1626 encountered_recursive_call is set.
1627 (ipa_early_sra): Bail out either if
1628 !all_callers_have_enough_arguments_p or
1629 encountered_unchangable_recursive_call.
1631 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1633 * sel-sched.c: Add 2010 to copyright years.
1634 * sel-sched-ir.c: Likewise.
1635 * sel-sched-ir.h: Likewise.
1637 2010-01-14 Martin Jambor <mjambor@suse.cz>
1639 PR tree-optimization/42714
1640 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1641 constructors specially.
1643 2010-01-14 Andi Kleen <ak@linux.intel.com>
1645 * config/i386/drivers-i386.c (detect_caches_intel):
1646 Add l2sizekb parameter and fill in.
1647 (host_detect_local_cpu): Add l2sizekb, fill in.
1648 Add Atom small cache heuristic.
1650 2010-01-14 Andi Kleen <ak@linux.intel.com>
1652 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1653 Add level3 parameter and fill in.
1654 (detect_caches_intel): Handle level3 cache.
1656 2010-01-14 Andi Kleen <ak@linux.intel.com>
1658 * config/i386/drivers-i386.c (host_detect_local_cpu):
1659 Fix core duo detection.
1661 2010-01-14 Andi Kleen <ak@linux.intel.com>
1663 * config/i386/drivers-i386.c (host_detect_local_cpu):
1666 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1668 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1669 (rs6000_variable_issue_1): this. Use...
1670 (rs6000_variable_issue): here. Reimplement. Print debug info.
1672 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1674 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1675 sel_restore_notes. Update all callers. Call reemit_notes
1678 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1680 PR rtl-optimization/42246
1681 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1684 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1686 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1687 all successors is the same as number of successors in current region.
1689 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1691 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1692 to rename is not separable. Otherwise check that its LHS is not NULL.
1694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1696 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1698 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1700 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1701 available registers when failed to discover LHS register class.
1702 Fix indentation. Update comment.
1704 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1705 Alexander Monakov <amonakov@ispras.ru>
1707 PR rtl-optimization/42389
1708 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1710 (advance_state_on_fence): Likewise.
1711 (sel_target_adjust_priority): Print debug output only when
1712 sched_verbose >= 4, not 2.
1713 (get_expr_cost): Do not issue all unique insns on the next cycle.
1714 (fill_insns): Initialize can_issue_more from the value saved
1716 * sel-sched-ir.c (flist_add): New parameter issue_more.
1717 Init FENCE_ISSUE_MORE with it.
1718 (merge_fences): Likewise.
1719 (init_fences): Update call to flist_add.
1720 (add_to_fences, add_clean_fence_to_fences)
1721 (add_dirty_fence_to_fences): Likewise.
1722 (move_fence_to_fences): Update call to merge_fences.
1723 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1725 * sel-sched-ir.h (struct _fence): New field issue_more.
1726 (FENCE_ISSUE_MORE): New accessor macro.
1728 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1730 PR rtl-optimization/42388
1731 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1732 that have no predecessors nor successors. Do not call move_bb_info
1733 for empty blocks outside of current region.
1735 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1737 PR rtl-optimization/42294
1738 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1739 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1740 originators' originators.
1742 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1744 PR rtl-optimization/39453
1745 PR rtl-optimization/42246
1746 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1748 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1750 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1751 Alexander Monakov <amonakov@ispras.ru>
1754 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1755 (maybe_tidy_empty_bb): ... here. Make static. Add new
1756 argument. Update all callers.
1757 (tidy_control_flow): ... and here. Recompute topological order
1758 of basic blocks in region if necessary.
1759 (sel_redirect_edge_and_branch): Change return type. Return true
1760 if topological order might have been invalidated.
1761 (purge_empty_blocks): Export and move from...
1762 * sel-sched.c (purge_empty_blocks): ... here.
1763 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1764 (maybe_tidy_empty_bb): Delete prototype.
1765 (purge_empty_blocks): Declare.
1767 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1769 PR rtl-optimization/42249
1770 * sel-sched.c (try_replace_dest_reg): When chosen register
1771 and original register is the same, do not bail out early, but
1772 still check all original insns for validity of replacing destination
1773 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1776 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1779 Port from no-undefined-overflow branch:
1780 2009-03-09 Richard Guenther <rguenther@suse.de>
1782 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1784 2010-01-14 Richard Guenther <rguenther@suse.de>
1787 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1789 2010-01-14 Ira Rosen <irar@il.ibm.com>
1791 PR tree-optimization/42709
1792 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1793 as scalar type in creation of constant vector operand.
1795 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1798 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1799 (check-parallel-%): Match `testsuite' directory component only
1802 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1804 PR translation/39521
1805 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1808 2010-01-13 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/42730
1811 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1814 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1817 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1818 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1821 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1823 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1824 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1825 ___umulsi3_highpart.
1827 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1828 rather than schedule_insns if the pass is enabled.
1830 2010-01-13 Martin Jambor <mjambor@suse.cz>
1832 PR tree-optimization/42704
1833 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1836 2010-01-13 Martin Jambor <mjambor@suse.cz>
1838 PR tree-optimization/42703
1839 * tree-sra.c (analyze_access_subtree): Check that we can build a
1840 reference to the original data within the aggregate.
1842 2010-01-13 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/42705
1845 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1847 2010-01-13 Richard Guenther <rguenther@suse.de>
1850 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1852 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1855 * var-tracking.c (values_to_unmark): New variable.
1856 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1857 values_to_unmark vector. Moved body to...
1858 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1859 instead queue it into values_to_unmark vector.
1860 (vt_find_locations): Free values_to_unmark vector.
1862 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1864 * config/s390/s390.c (override_options): Set
1865 default of max-pending-list-length to 256
1867 2010-01-13 Richard Guenther <rguenther@suse.de>
1870 * tree-pass.h (PROP_gimple_lcx): New.
1871 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1872 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1873 before the final cleanup_eh.
1874 (dump_properties): Dump PROP_gimple_lcx.
1875 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1876 (tree_lower_complex_O0): Remove.
1877 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1878 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1879 tree_lower_complex, schedule TODO_update_ssa.
1880 * lto-streamer-out.c (output_function): Stream the functions
1882 * lto-streamer-in.c (input_function): Likewise.
1883 (lto_read_body): Do not override them here.
1885 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1888 * c-typeck.c (build_c_cast): Fold value cast to union type before
1889 wrapping it in a CONSTRUCTOR.
1891 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1893 PR rtl-optimization/42699
1894 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1897 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1899 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1900 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1901 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1902 SUBTARGET_WARN_UNUSED_SPEC): ... here
1903 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1905 2010-01-12 Julian Brown <julian@codesourcery.com>
1907 * config/arm/neon-schedgen.ml (Utils): Don't try to
1908 open missing module.
1909 (find_with_result): New.
1911 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1914 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1915 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1917 PR tree-optimization/42645
1918 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1919 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1920 decl_map, set processing_debug_stmt to -1 and return name without
1923 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1925 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1926 binutils version, and reword target configuration description.
1928 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1930 * config/avr/avr.h (LINKER_NAME): Remove.
1932 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1935 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1936 that support VSX, warn for -mno-altivec if vsx is not disabled,
1939 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1940 Shujing Zhao <pearly.zhao@oracle.com>
1942 PR translation/42469
1943 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1944 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1945 character between option name and help text.
1946 * c.opt (imultilib): Likewise.
1948 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1950 * lto-streamer-out.c (output_unreferenced_globals): Output static
1953 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1955 PR rtl-optimization/42621
1956 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1957 optimizing for size.
1958 (duplicate_computed_gotos): Remove now-redundant check.
1960 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1963 * configure.ac: Save and restore LDFLAGS and LIBS
1964 * configure: Regenerate.
1966 2010-01-10 Richard Guenther <rguenther@suse.de>
1969 * builtins.c (fold_builtin_strlen): Add type argument and
1970 convert the resulting length to it.
1971 (fold_builtin_1): Adjust.
1973 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1975 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1976 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1978 (num_insns_constant_wide): Adjust for that change.
1980 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1983 * web.c (union_defs): Add used argument, to combine uses of
1985 (entry_register): Adjust type and tests of used argument.
1986 (web_main): Widen used for new use. Pass it to union_defs.
1987 * df.h (union_defs): Adjust prototype.
1989 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1992 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1993 uses in new incoming argument. Free body.
1994 (reset_debug_uses_in_loop): New.
1995 (analyze_insn_to_expand_var): Call the latter if the former found
1996 anything. Fix whitespace. Reject invalid dest overlaps before
1997 going through all insns in the loop.
1999 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2002 * haifa-sched.c (dying_use_p): Debug insns don't count.
2004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2007 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2008 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2009 (verify_gimple_call): Reject LHS in noreturn calls.
2011 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2015 * tree-vect-loop-manip.c (adjust_info): New type.
2016 (adjust_vec): New pointer to vector.
2017 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2018 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2019 (slpeel_update_phis_for_duplicate_loop): Use them.
2020 (slpeel_update_phi_nodes_for_guard1): Likewise.
2021 (slpeel_update_phi_nodes_for_guard2): Likewise.
2022 (slpeel_tree_peel_loop_to_edge): Likewise.
2023 (vect_update_ivs_after_vectorizer): Likewise.
2025 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2027 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2028 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2030 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2032 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2033 bogus uninitialized warning.
2035 2010-01-09 Richard Guenther <rguenther@suse.de>
2038 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2039 the evolution is compatible with the initial condition.
2041 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2043 * gcc.c (process_command): Update copyright notice dates.
2044 * gcov.c (print_version): Likewise.
2045 * gcov-dump.c (print_version): Likewise.
2046 * mips-tfile.c (main): Likewise.
2047 * mips-tdump.c (main): Likewise.
2049 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2052 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2054 (rotlhi3_8): Delete.
2056 (rotlsi3_8): Delete.
2057 (rotlsi3_16): Delete.
2058 (rotlsi3_24): Delete.
2060 (*rotw<mode>3): New.
2061 (*rotb<mode>3): New.
2062 * config/avr/avr.c (avr_rotate_bytes): New function.
2063 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2065 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2068 * configure.ac: Modify -rdynamic check.
2069 * configure: Regenerate.
2071 2010-01-08 DJ Delorie <dj@redhat.com>
2073 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2074 register popping order.
2076 2010-01-08 Richard Guenther <rguenther@suse.de>
2079 * c.opt (fsigned-char): Also let LTO handle this option.
2080 (funsigned-char): Likewise.
2082 2010-01-07 Richard Guenther <rguenther@suse.de>
2084 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2085 (gimple_op): Likewise.
2086 (gimple_op_ptr): Likewise.
2087 (gimple_assign_set_lhs): Remove gcc_assert.
2088 (gimple_assign_set_rhs1): Likewise.
2089 (gimple_assign_set_rhs2): Likewise.
2090 (gimple_call_set_lhs): Likewise.
2091 (gimple_call_set_fn): Likewise.
2092 (gimple_call_set_fndecl): Likewise.
2093 (gimple_call_fndecl): Likewise.
2094 (gimple_call_return_type): Likewise.
2095 (gimple_call_set_chain): Likewise.
2096 (gimple_call_num_args): Likewise.
2097 (gimple_call_set_arg): Likewise.
2098 (gimple_cond_set_code): Likewise.
2099 (gimple_cond_set_lhs): Likewise.
2100 (gimple_cond_set_rhs): Likewise.
2101 (gimple_cond_set_true_label): Likewise.
2102 (gimple_cond_set_false_label): Likewise.
2103 (gimple_label_set_label): Likewise.
2104 (gimple_goto_set_dest): Likewise.
2105 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2106 (gimple_debug_bind_get_value): Likewise.
2107 (gimple_debug_bind_get_value_ptr): Likewise.
2108 (gimple_debug_bind_set_var): Likewise.
2109 (gimple_debug_bind_set_value): Likewise.
2110 (gimple_debug_bind_reset_value): Likewise.
2111 (gimple_debug_bind_has_value_p): Likewise.
2112 (gimple_return_retval_ptr): Remove gcc_assert.
2113 (gimple_return_retval): Likewise.
2114 (gimple_return_set_retval): Likewise.
2115 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2116 (safe_referenced_var_iterator): Remove.
2117 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2118 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2119 (fill_referenced_var_vec): Remove.
2120 (first_readonly_imm_use): Remove redundant gcc_assert.
2121 (phi_arg_index_from_use): Combine gcc_asserts.
2122 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2123 (first_imm_use_stmt): Remove redundant gcc_assert.
2124 * tree-cfg.c (verify_gimple_call): Verify function and chain
2125 operands. Verify arguments.
2126 (verify_types_in_gimple_stmt): Verify condition code and labels.
2128 2010-01-07 Richard Guenther <rguenther@suse.de>
2130 PR tree-optimization/42641
2131 * sese.c (rename_map_elt_info): Use the SSA name version, do
2134 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2136 PR tree-optimization/42625
2137 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2138 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2140 2010-01-07 Duncan Sands <baldrick@free.fr>
2142 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2144 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2147 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2148 note itself is not function_invariant_p.
2150 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2152 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2153 Do not add the DF_NOTE problem.
2154 * store-motion.c (execute_rtl_store_motion): Likewise.
2156 2010-01-07 Martin Jambor <mjambor@suse.cz>
2158 PR tree-optimization/42157
2159 * tree-sra.c (compare_access_positions): Stabilize sort if both
2160 accesses have integer types, return zero immediately if they are the
2163 2010-01-06 Richard Henderson <rth@redhat.com>
2166 * haifa-sched.c (add_to_note_list): Merge into ...
2167 (concat_note_lists): ... here, and ...
2168 (unlink_other_notes, rm_other_notes): Merge into...
2169 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2170 NOTE_INSN_EPILOGUE_BEG.
2172 2010-01-06 Richard Guenther <rguenther@suse.de>
2174 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2175 not inline regular functions into always-inline functions.
2177 2010-01-06 Nick Clifton <nickc@redhat.com>
2179 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2180 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2182 (OVERRIDE_OPTIONS): Delete.
2183 (OPTIMIZATION_OPTIONS): Define.
2184 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2185 * config/rx/rx.c (rx_handle_option): Issue an error message if
2186 -mcpu=rx200 and -fpu are used together.
2187 (rx_set_optimization_options): New function. Issue an error
2188 message if an optimization attribute attempts to reset the FPU/
2189 math optimization pairing.
2190 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2191 * config/rx/rx.opt: Set the default to 32-bit doubles.
2192 * config/rx/t-rx: Add multilibs for -nofpu option.
2193 * doc/invoke.texi: Update documentation of RX options.
2195 2010-01-06 Richard Guenther <rguenther@suse.de>
2197 * tree-ssa-pre.c (name_to_id): New global.
2198 (alloc_expression_id): Simplify SSA name handling.
2199 (lookup_expression_id): Likewise.
2200 (init_pre): Zero name_to_id.
2201 (fini_pre): Free it.
2203 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2205 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2207 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2210 * config/i386/sse.md (smaxv2di3): New.
2211 (umaxv2di3): Likewise.
2212 (sminv2di3): Likewise.
2213 (uminv2di3): Likewise.
2215 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2218 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2219 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2220 (legitimize_tls_address): Likewise.
2221 (sparc_tls_referenced_p): Likewise.
2222 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2223 and adjust calls to legitimize_pic_address.
2224 (legitimate_constant_p) Use sparc_tls_referenced_p.
2225 (legitimate_pic_operand_p): Likewise.
2226 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2227 (sparc_tls_symbol_ref_1): Delete.
2228 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2229 (legitimize_tls_address): Make static, handle CONST patterns.
2230 (legitimize_pic_address): Make static, remove unused parameter and
2231 adjust recursive calls.
2232 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2233 and adjust call to legitimize_pic_address.
2234 (sparc_output_mi_thunk): Likewise.
2236 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2237 H.J. Lu <hongjiu.lu@intel.com>
2240 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2241 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2242 operands to make them signed.
2245 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2248 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2249 GTU to GT for V4SI and V2DI.
2251 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2252 (umin<mode>3): Removed.
2254 (uminv4si3): Likewise.
2256 2010-01-05 Martin Jambor <mjambor@suse.cz>
2258 PR tree-optimization/42462
2259 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2260 current_function_decl to helper functions and macros.
2262 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2265 * flags.h: Don't include real.h.
2266 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2267 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2268 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2269 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2270 * dominance.c: Update copyright.
2271 * gimple.c (walk_gimple_op): Remove inline.
2272 * tree-ssa-reassoc.c: Include real.h.
2273 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2274 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2276 2010-01-05 Nick Clifton <nickc@redhat.com>
2278 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2279 register to push into the stack frame when the accumulator has to
2280 be saved during interrupts.
2282 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2284 * doc/invoke.texi: Remove the documentation about option
2286 * common.opt (Wunreachable-code): Preserved for backward
2288 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2289 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2290 the backward compatibility flag section.
2292 2010-01-05 Richard Guenther <rguenther@suse.de>
2294 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2296 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2299 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2301 PR tree-optimization/42508
2302 * tree-sra.c (convert_callers): Check for recursive call
2303 by comparing cgraph nodes instead of decls.
2304 (modify_function): Call ipa_modify_formal_parameters also
2305 on all same_body aliases.
2307 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2308 cgraph nodes when checking for same_body aliases.
2310 2010-01-05 Richard Guenther <rguenther@suse.de>
2312 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2313 allocation and lookup.
2314 (get_or_alloc_expr_for_constant): Likewise.
2315 (phi_translate): Sink allocation.
2317 2010-01-04 Richard Guenther <rguenther@suse.de>
2319 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2320 a new entry only if needed.
2321 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2322 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2324 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2326 (phi_translate): Handle CONSTANTs early.
2328 2010-01-04 Martin Jambor <mjambor@suse.cz>
2330 PR tree-optimization/42398
2331 * tree-sra.c (struct access): Removed flag grp_different_types.
2332 (dump_access): Do not dump the removed flag.
2333 (sort_and_splice_var_accesses): Do not set the removed flag.
2334 (sra_modify_expr): Check for type compatibility directly.
2336 2010-01-04 Martin Jambor <mjambor@suse.cz>
2338 PR tree-optimization/42366
2339 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2340 edges with variable number of parameters.
2341 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2342 flag instead of asserting it.
2343 (ipa_read_node_info): Read uses_analysis_done flag.
2345 2010-01-04 Richard Guenther <rguenther@suse.de>
2347 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2348 iterative_hash_* as intended.
2349 (vn_reference_compute_hash): Likewise. Simplify hashing
2351 (vn_reference_lookup_2): Likewise.
2352 (vn_nary_op_compute_hash): Likewise.
2353 (vn_phi_compute_hash): Likewise.
2354 (expressions_equal_p): Remove strange code.
2355 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2356 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2357 (bitmap_insert_into_set_1): Take value-id as parameter.
2358 (add_to_value): Pass it.
2359 (bitmap_insert_into_set): Likewise.
2360 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2362 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2365 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2366 (do_self_spec): For switches with SWITCH_IGNORE set set also
2367 SWITCH_IGNORE_PERMANENTLY.
2368 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2371 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2373 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2374 tree of an unreferenced global var.
2376 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2379 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2380 GTU to GT for V4SI and V2DI.
2382 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2383 (umin<mode>3): Removed.
2385 (uminv4si3): Likewise.
2387 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2390 * collect2.c (main): Turn on trace in collect2 if -v is passed
2393 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2395 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2396 description of expression operand.
2398 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2400 * configure.ac: Add install-html to target_list for Make-hooks.
2401 * configure: Regenerate.
2402 * fortran/Make-lang.in (F95_HTMLFILES): New.
2403 (fortran.html): Use it.
2404 (fortran.install-html): New.
2405 * Makefile.in (install-html): Add lang.install-html.
2406 * java/Make-lang.in (JAVA_HTMLFILES): New.
2407 (java.html): Use it.
2408 (java.install-html): New.
2409 * objc/Make-lang.in (objc.install-html): New.
2410 * objcp/Make-lang.in (obj-c++.install-html): New.
2411 * cp/Make-lang.in (c++.install-html): New.
2412 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2413 * lto/Make-lang.in (lto.install-html): New.
2415 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2418 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2420 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2422 PR rtl-optimization/41862
2423 * store-motion.c (store_killed_in_insn, compute_store_table,
2424 remove_reachable_equiv_notes, replace_store_insn,
2425 build_store_vectors): Ignore all DEBUG_INSNs.
2427 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2430 * common.opt: Add dumpdir.
2432 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2434 (option_map): Add --dumpdir.
2436 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2438 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2440 * opts.c (decode_options): Try dump_dir_name first if
2441 dump_base_name isn't an absolute path.
2442 (common_handle_option): Handle OPT_dumpdir.
2444 * toplev.c (dump_dir_name): New.
2445 (print_switch_values): Also ignore -dumpdir.
2447 * toplev.h (dump_dir_name): New.
2449 2010-01-03 Richard Guenther <rguenther@suse.de>
2451 PR tree-optimization/42589
2452 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2453 double-word expansion of bswap32.
2455 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2457 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2458 with BLOCK_FOR_INSN.
2459 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2460 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2461 noce_process_if_block): Likewise.
2462 * gcse.c (compute_local_properties, insert_expr_in_table,
2463 insert_set_in_table, canon_list_insert, find_avail_set,
2464 pre_insert_copy_insn): Likewise.
2466 * basic-block.h (BLOCK_NUM): Move from here...
2467 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2469 2010-01-03 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/42438
2472 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2473 contains_may_not_return_call flag.
2474 (BB_MAY_NOTRETURN): New.
2475 (valid_in_sets): Trapping nary operations are not valid
2476 in blocks that may not return.
2477 (insert_into_preds_of_block): Remove check for trapping expressions.
2478 (compute_avail): Compute also BB_MAY_NOTRETURN.
2480 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2482 * doc/invoke.texi: Add 2010 to copyright years.
2484 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2486 * config/sparc/sparc.c: Fix formatting nits.
2488 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2489 Alexander Monakov <amonakov@ispras.ru>
2491 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2493 2010-01-02 Richard Guenther <rguenther@suse.de>
2496 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2497 (simplify_switch_using_ranges): Mark to be removed edges
2500 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2502 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2504 * collect2.c (scan_libraries): Add missing argument in call to
2507 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2510 * config/alpha/predicates.md (aligned_memory_operand): Return false
2512 (unaligned_memory_operand): Return true for CQImode.
2513 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2514 doesn not cross aligned SImode word boundary.
2516 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2518 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2520 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2521 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2523 2010-01-02 Richard Guenther <rguenther@suse.de>
2526 * toplev.c (compile_file): Emit LTO marker properly. Change
2528 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2530 2010-01-01 Richard Guenther <rguenther@suse.de>
2533 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2535 2010-01-01 Richard Guenther <rguenther@suse.de>
2538 * c-decl.c (grokdeclarator): For zero-size arrays force
2539 structural equality checks as layout_type does.
2541 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2543 * builtins.c: Update copyright to 2010.
2545 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2548 * lto-streamer-out.c (produce_asm): Revert the last change.
2549 (copy_function): Likewise.
2551 * lto-streamer.c (lto_get_section_name): Skip any leading
2554 2010-01-01 Richard Guenther <rguenther@suse.de>
2557 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2561 Copyright (C) 2010 Free Software Foundation, Inc.
2563 Copying and distribution of this file, with or without modification,
2564 are permitted in any medium without royalty provided the copyright
2565 notice and this notice are preserved.