1 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6 (xop_mulv2div2di3_high): Ditto.
8 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
11 * c.opt (Wconversion-null): New option.
12 * doc/invoke.texi (Wconversion-null): Document.
14 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
16 * common.opt (Wlarger-than-): Add Undocumented.
18 2010-02-19 Mike Stump <mikestump@comcast.net>
20 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
22 2010-02-19 Jason Merrill <jason@redhat.com>
25 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
26 * configure: Likewise.
28 2010-02-20 Alan Modra <amodra@gmail.com>
31 * cgraph.h (cgraph_make_decl_local): Declare.
32 * cgraph.c (cgraph_make_decl_local): New function.
33 (cgraph_make_node_local): Use it.
34 * cgraphunit.c (cgraph_function_versioning): Likewise.
35 * ipa.c (function_and_variable_visibility): Likewise.
37 2010-02-19 Jakub Jelinek <jakub@redhat.com>
40 * except.c (sjlj_emit_function_enter): Don't call
41 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
43 * rtl.h (add_reg_br_prob_note): Remove prototype.
45 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
48 * c-common.c (conversion_warning): Remove widening conversions
49 before checking the conversion of integers to reals.
51 2010-02-19 Mike Stump <mikestump@comcast.net>
54 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
57 * cgraphunit.c (process_function_and_variable_attributes): Check
58 DECL_PRESERVE_P instead of looking up attribute "used".
59 * ipa-pure-const.c (check_decl): Likewise.
60 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
61 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
62 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
63 instead of attribute "used".
64 * config/sol2-c.c (solaris_pragma_init): Likewise.
65 (solaris_pragma_fini): Likewise.
67 2010-02-19 Jakub Jelinek <jakub@redhat.com>
69 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
70 Use XCNEW instead of xcalloc.
71 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
72 XNEW instead of xmalloc.
73 (get_fields): Use XNEWVEC instead of xmalloc.
76 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
78 (create_new_general_access): For debug stmts just reset value.
79 (get_stmt_accesses): For accesses within debug stmts just record them
80 using add_access_to_acc_sites instead of preventing the peeling or
81 counting them as accesses.
84 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
86 2010-02-19 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/42916
89 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
92 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
94 * configure.ac: Replace all uses of changequote in macro arguments
97 2010-02-19 Jakub Jelinek <jakub@redhat.com>
100 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
102 2010-02-19 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/42944
105 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
106 test for aliasing with errno.
108 2010-02-19 Jakub Jelinek <jakub@redhat.com>
111 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
112 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
113 * dojump.c: Include output.h.
114 (inv): New inline function.
115 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
116 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
117 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
118 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
119 argument, pass it down to other calls.
120 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
121 add REG_BR_PROB note to the conditional jump.
122 * cfgexpand.c (add_reg_br_prob_note): Removed.
123 (expand_gimple_cond): Don't call it, add the probability
124 as last argument to jumpif_1/jumpifnot_1.
125 * Makefile.in (dojump.o): Depend on output.h.
126 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
128 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
129 * stmt.c (do_jump_if_equal): Likewise.
130 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
131 * loop-unswitch.c (compare_and_jump_seq): Likewise.
132 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
134 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
135 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
137 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
139 (store_expr): Adjust jumpifnot caller.
140 (store_constructor): Adjust jumpif caller.
143 * gimplify.c (gimple_boolify): For __builtin_expect call
144 gimple_boolify also on its first argument.
146 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
148 * configure.ac (gnu-unique-object): Wrap regexps using [] in
150 (__stack_chk_fail): Ditto. Remove quadrigraphs.
151 * configure: Regenerated.
153 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
155 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
156 lang_hooks.types_compatible_p instead of comptypes.
158 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
160 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
161 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
162 if __prefer_thumb__ is defined.
164 2010-02-18 Martin Jambor <mjambor@suse.cz>
166 PR tree-optimization/43066
167 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
168 array with zero-sized element type.
170 2010-02-18 Jakub Jelinek <jakub@redhat.com>
172 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
173 rtx, allocate struct var_loc_node here and return it to the
174 caller, and only if it is actually needed.
175 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
176 move it earlier and return immediately if it returns NULL.
178 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
180 * config/sparc/gas.h: New file. Restore
181 TARGET_ASM_NAMED_SECTION to its ELF default.
182 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
184 * config/sparc/sparc.c (sparc_elf_asm_named_section):
185 Likewise. Add ATTRIBUTE_UNUSED to prototype.
186 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
189 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
191 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
193 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
195 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
196 patterns from predicated pattern.
198 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
201 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
202 for insn mnemonic suffix.
204 2010-02-17 Richard Guenther <rguenther@suse.de>
206 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
209 2010-02-17 Jakub Jelinek <jakub@redhat.com>
212 * caller-save.c (save_call_clobbered_regs): If BB ends with
213 a DEBUG_INSN, move any notes in between last real insn and the last
214 DEBUG_INSN after the last DEBUG_INSN.
216 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
218 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
219 Fix return type. Fix argument type. Explain meaning of return value.
221 2010-02-16 Richard Guenther <rguenther@suse.de>
223 PR tree-optimization/41043
224 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
225 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
227 (vrp_visit_phi_node): ... but only for loop PHI nodes.
229 2010-02-16 Ira Rosen <irar@il.ibm.com>
231 PR tree-optimization/43074
232 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
233 * tree-vect-loop.c (vect_analyze_loop_operations): Add
234 vectorizable cycles in hybrid SLP check.
235 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
237 2010-02-16 Richard Guenther <rguenther@suse.de>
239 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
240 (true_dependence): If memrefs_conflict_p computes must-alias
241 trust it. Move TBAA check after offset-based disambiguation.
242 (canon_true_dependence): Likewise.
244 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
246 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
247 * doc/invoke.texi: Document it.
248 * var-tracking.c: Include toplev.h and params.h.
249 (vt_find_locations): Return bool indicating success. Compute
250 hash sizes unconditionally. Check new parameter, report.
251 (variable_tracking_main_1): Check vt_find_locations results and
252 retry. Renamed from...
253 (variable_tracking_main): ... this. New wrapper to preserve
254 flag_var_tracking_assignments.
255 * Makefile.in (var-tracking.o): Adjust dependencies.
257 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
258 Jakub Jelinek <jakub@redhat.com>
261 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
262 if weak_import attribute is present.
263 * config/darwin.c (machopic_select_section): Likewise.
265 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
267 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
268 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
269 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
270 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
272 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
274 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
277 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
278 Rewrite text to refer to the names.
280 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
282 * config/i386/i386-builtin-types.def
283 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
284 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
285 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
286 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
287 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
288 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
289 IX86_BUILTIN_VPERMIL2PS256.
290 (MULTI_ARG_4_DF2_DI_I): Defined.
291 (MULTI_ARG_4_DF2_DI_I1): Defined.
292 (MULTI_ARG_4_SF2_SI_I): Defined.
293 (MULTI_ARG_4_SF2_SI_I1): Defined.
294 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
295 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
296 __builtin_ia32_vpermil2ps256.
297 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
298 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
299 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
300 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
301 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
302 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
303 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
304 CODE_FOR_xop_vpermil2v8sf3.
305 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
306 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
307 * config/i386/xopintrin.h (_mm_permute2_pd): New.
308 (_mm256_permute2_pd): New.
309 (_mm_permute2_ps): New.
310 (_mm256_permute2_ps): New.
312 2010-02-15 Nick Clifton <nickc@redhat.com>
314 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
315 boolean parameters. Use emit_jump_insn when emitting a pop
316 instruction containing a return insn.
317 (push): Use 'true' rather than '1' as second parameter to F.
318 (h8300_expand_prologue): Likewise.
319 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
320 (h8300_expand_epilogue): Likewise.
322 2010-02-15 Richard Guenther <rguenther@suse.de>
325 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
328 2010-02-15 Nick Clifton <nickc@redhat.com>
330 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
333 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
335 * intl.c (fake_ngettext): New function.
336 * intl.h (fake_ngettext): Declare.
337 (ngettext): Define macro.
338 * collect2.c (notice_translated): New function.
339 (main): Use notice_translated and ngettext.
340 * collect2.h (notice_translated): Declare.
342 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
344 * reorg.c (delete_computation): Comment fixes.
345 * caller-save.c (setup_save_areas): Idem.
346 * sel-sched-dump.c (dump_lv_set): Idem.
349 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
351 * config/s390/s390.c (s390_sched_init): New function.
352 (TARGET_SCHED_INIT): Target hook defined.
354 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
355 Jack Howarth <howarth@bromo.med.uc.edu>
356 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
359 Partial revert of unintended change in fix for PR41605.
360 * config/darwin.h: Fix typo.
361 * config/darwin9.h: Same.
363 2010-02-11 Jakub Jelinek <jakub@redhat.com>
365 * c-pch.c (pch_init): Clear v.
367 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
370 * graphite-scop-detection.c (graphite_can_represent_scev): Call
371 graphite_can_represent_init for MULT_EXPR.
373 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
377 * graphite-sese-to-poly.c (remove_phi): New.
378 (translate_scalar_reduction_to_array): Call remove_phi.
380 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
383 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
384 * graphite-clast-to-gimple.h (gloog): Update declaration.
385 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
386 * graphite-poly.h (struct poly_bb): Add missing comments.
387 (struct scop): Add poly_scop_p field.
389 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
390 * graphite.c (graphite_transform_loops): Build the polyhedral
391 representation for each scop before code generation.
392 * sese.c (rename_variables_in_operand): Removed.
393 (rename_variables_in_expr): Return the renamed expression.
394 (rename_sese_parameters): New.
395 * sese.h (rename_sese_parameters): Declared.
397 2010-02-11 Richard Guenther <rguenther@suse.de>
399 PR tree-optimization/42998
400 * tree-ssa-pre.c (create_expression_by_pieces): Treat
401 POINTER_PLUS_EXPR properly.
403 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
404 Changpeng Fang <changpeng.fang@amd.com>
407 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
408 the cost of an IV candidate when the IV is used in a test against zero.
410 * gcc.dg/tree-ssa/ivopts-3.c: New.
412 2010-02-11 Richard Guenther <rguenther@suse.de>
415 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
416 pointer-vs-decl case by swapping refs. Handle some cases
417 of pointer-vs-decl disambiguations more conservatively.
418 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
419 to false after expanding.
421 2010-02-11 Richard Guenther <rguenther@suse.de>
424 * gcc.c (process_command): Handle LTO file@offset case more
427 2010-02-11 Jakub Jelinek <jakub@redhat.com>
429 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
430 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
432 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
434 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
435 if MEM's mode size isn't DWARF2_ADDR_SIZE.
436 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
437 Optimize eq/ne comparisons when both arguments are known to be
439 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
440 Don't mask operands unnecessarily if they are known to be already
443 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
445 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
448 2010-02-10 Richard Guenther <rguenther@suse.de>
450 PR tree-optimization/43017
451 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
452 for wrapping signed arithmetic.
454 2010-02-10 Jakub Jelinek <jakub@redhat.com>
457 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
458 if no debug info should be emitted for it.
460 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
462 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
463 note when flag_exceptions is set.
465 2010-02-10 Duncan Sands <baldrick@free.fr>
467 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
469 2010-02-10 Richard Guenther <rguenther@suse.de>
472 * tree.c (get_unwidened): Handle constants.
473 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
475 2010-02-10 Martin Jambor <mjambor@suse.cz>
478 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
479 check for variable argument counts independently.
481 2010-02-10 Christian Bruel <christian.bruel@st.com>
484 * config/sh/sh.c (find_barrier): Increase length for non delayed
485 conditional branches.
487 2010-02-10 Christian Bruel <christian.bruel@st.com>
489 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
491 2010-02-10 Jakub Jelinek <jakub@redhat.com>
493 * builtins.c (set_builtin_user_assembler_name): Also handle
494 ffs if int is smaller than word.
496 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
499 * ira-conflicts.c (get_dup): Remove.
500 (process_reg_shuffles): Add new parameter. Use it as an
501 additional guard for copy generation.
502 (add_insn_allocno_copies): Rewrite.
504 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
506 * common.opt (fsched2-use-traces): Preserved for backward
508 * doc/invoke.texi: Remove the documentation about option
510 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
511 flag_sched2_use_traces.
512 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
513 the backward compatibility flag section.
515 2010-02-09 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/43008
518 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
519 make HEAP variables initialized from global memory if they
520 are not known builtin functions.
521 (find_func_aliases): Adjust.
523 2010-02-09 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/43000
526 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
529 2010-02-08 Jakub Jelinek <jakub@redhat.com>
531 PR tree-optimization/42931
532 * tree-loop-linear.c (try_interchange_loops): Don't call
533 double_int_mul if estimated_loop_iterations failed.
535 2010-02-08 Martin Jambor <mjambor@suse.cz>
538 * tree-sra.c (build_accesses_from_assign): Do not mark in
539 should_scalarize_away_bitmap if stmt has volatile ops.
540 (sra_modify_assign): Do not process assigns piecemeal if if stmt
543 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
545 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
547 2010-02-07 Adam Nemet <adambnmet@gmail.com>
549 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
552 2010-02-07 Andrew Pinski <pinskia@gmail.com>
555 * df-core.c (df_finish_pass): Change type of saved_flags to int.
557 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
560 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
561 to unknown_dependence.
562 (graphite_legal_transform_dr): Handle the unknown_dependence.
563 (graphite_carried_dependence_level_k): Same.
565 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
567 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
569 2010-02-07 Richard Guenther <rguenther@suse.de>
572 * expr.c (get_inner_reference): Always initialize *pbitsize.
574 2010-02-07 Richard Guenther <rguenther@suse.de>
577 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
578 new ARRAY_REFs on variable size element or minimal index arrays.
580 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
581 gimple_fold_indirect_ref.
583 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
586 * arm.c (arm_override_options): Just return if the user has specified
589 2010-02-03 Jason Merrill <jason@redhat.com>
592 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
593 i386_pe_maybe_record_exported_symbol.
595 2010-02-05 Steve Ellcey <sje@cup.hp.com>
598 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
599 (pa_delegitimize_address): New function.
601 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
603 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
604 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
606 2010-02-05 Richard Guenther <rguenther@suse.de>
609 * lto-streamer-in.c (get_resolution): Deal with references
610 to undefined functions.
612 2010-02-05 Richard Guenther <rguenther@suse.de>
614 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
615 (fold_const_aggregate_ref): Likewise.
616 (ccp_fold_stmt): Substitute loads.
617 (maybe_fold_reference): Verify types before substituting.
619 (fold_gimple_assign): Unshare properly.
620 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
622 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
624 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
625 for rs6000_gen_cell_microcode.
627 2010-02-04 Richard Guenther <rguenther@suse.de>
629 PR rtl-optimization/42952
630 * dse.c (const_or_frame_p): Remove MEM handling.
632 2010-02-04 Nick Clifton <nickc@redhat.com>
634 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
635 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
636 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
637 (mn10300_asm_output_mi_thunk): New function.
638 (mn10300_can_output_mu_thunk): New function.
639 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
640 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
641 (FUNCTION_ARG): Delete incorrect comment.
643 2010-02-03 Jason Merrill <jason@redhat.com>
646 * fold-const.c (operand_equal_p): Handle erroneous types.
648 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
650 * config/h8300/h8300.md (can_delay): Fix attibute condition.
652 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
654 PR rtl-optimization/42941
655 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
658 2010-02-03 Jason Merrill <jason@redhat.com>
661 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
663 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
666 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
668 (cselib_reset_table): Renamed from...
669 (cselib_reset_table_with_next_value): ... this.
670 (cselib_get_next_uid): Renamed from...
671 (cselib_get_next_unknown_value): ... this.
672 * cselib.c (next_uid): Renamed from...
673 (next_unknown_value): ... this.
674 (cselib_clear_table): Adjust.
675 (cselib_reset_table): Adjust. Renamed from...
676 (cselib_reset_table_with_next_value): ... this.
677 (cselib_get_next_uid): Adjust. Renamed from...
678 (cselib_get_next_unknown_value): ... this.
679 (get_value_hash): Use hash.
680 (cselib_hash_rtx): Likewise.
681 (new_cselib_val): Adjust. Set and dump uid.
682 (cselib_lookup_mem): Pass next_uid as hash.
683 (cselib_subst_to_values): Likewise.
684 (cselib_log_lookup): Dump uid.
685 (cselib_lookup): Pass next_uid as hash. Adjust.
686 (cselib_process_insn): Adjust.
687 (cselib_init): Initialize next_uid.
688 (cselib_finish): Adjust.
689 (dump_cselib_table): Likewise.
690 * dse.c (canon_address): Dump value uid.
691 * print-rtl.c (print_rtx): Print value uid.
692 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
694 (dv_uid): New function, sort of renamed from...
695 (dv_htab_hash): ... this, reimplemented in terms of it and...
696 (dv_uid2hash): ... this. New.
697 (variable_htab_eq): Drop excess assertions.
698 (tie_break_pointers): Removed.
699 (canon_value_cmp): Compare uids.
700 (variable_post_merge_New_vals): Print uids.
701 (vt_add_function_parameters): Adjust.
702 (vt_initialize): Reset table. Adjust.
704 2010-02-03 Richard Guenther <rguenther@suse.de>
706 PR tree-optimization/42944
707 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
708 (call_may_clobber_ref_p_1): Likewise. Properly handle
709 malloc and calloc clobbering errno.
711 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
713 * doc/invoke.texi: Fix name of sched1 dump.
715 * opts.c (decode_options): Set flag_tree_switch_conversion
716 only conditionally on optimize >= 2.
718 * gcse.c: Assorted comment fixes in pass description.
720 2010-02-03 Anthony Green <green@moxielogic.com>
722 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
723 nop padding in order to maintain alignment of storage location of
724 target function address.
725 (moxie_trampoline_init): Store target function address at newly
727 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
729 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
731 2010-02-03 Richard Guenther <rguenther@suse.de>
734 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
736 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
738 * config.gcc: Reenable check for obsolete targets.
739 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
740 mips-sgi-irix6.[0-4]*.
742 2010-02-02 Nick Clifton <nickc@redhat.com>
744 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
745 constant size of 4 as being the same as 0.
746 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
747 can take values in the range 0..4.
749 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
752 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
753 as _darwin10_Unwind_FindEnclosingFunction().
754 * libgcc-libsystem.ver: New.
756 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
759 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
760 implicitly set registers.
762 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
764 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
765 (arm_override_options): Allow automatic selection of the thread
766 pointer register if thumb2.
767 (legitimize_pic_address): Improve code sequences for Thumb2.
768 (arm_call_tls_get_addr): Likewise.
769 (legitimize_tls_address): Likewise.
770 * arm.md (pic_load_addr_arm): Delete. Replace with ...
771 (pic_load_addr_32bit): ... this. New named pattern.
772 * thumb2.md (pic_load_addr_thumb2): Delete.
773 (pic_load_dot_plus_four): Delete.
774 (tls_load_dot_plus_four): New named pattern.
776 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
779 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
780 Document fix for TLS bug.
782 2010-01-31 Richard Guenther <rguenther@suse.de>
784 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
785 conservatively correct.
787 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
791 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
793 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
795 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
797 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
799 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
801 * config.gcc: Adjust order of makefile fragments for mingw targets.
803 2010-01-31 Richard Guenther <rguenther@suse.de>
806 * gimplify.c (gimplify_init_constructor): For volatile LHS
807 initialize a temporary.
809 2010-01-31 Matthias Klose <doko@ubuntu.com>
811 * configure.ac: Fix __stack_chk_fail check for cross builds configured
813 * configure: Regenerate.
815 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
817 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
818 the same alias set and their sizes different constantness.
819 (aliasing_component_refs_p): Revert 2009-10-24 change.
821 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
823 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
826 2010-01-29 Richard Guenther <rguenther@suse.de>
828 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
829 Assert we successfully updated the call.
831 2010-01-29 Jakub Jelinek <jakub@redhat.com>
833 PR rtl-optimization/42889
834 * df.h (df_set_bb_dirty_nonlr): New prototype.
835 * df-core.c (df_set_bb_dirty_nonlr): New function.
836 * df-scan.c (df_insn_rescan): Call it instead of
837 df_set_bb_dirty for DEBUG_INSNs.
839 2010-01-29 Richard Guenther <rguenther@suse.de>
842 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
843 quadratic behavior in most cases.
845 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
849 in the call to gen_x86_movsicc_0_m1.
851 2010-01-28 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/42871
854 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
856 2010-01-28 Richard Guenther <rguenther@suse.de>
858 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
861 2010-01-28 Richard Guenther <rguenther@suse.de>
864 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
865 the forwarder if the destination is an EH landing pad.
867 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
869 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
870 block list passed to gimple_duplicate_sese_tail.
871 (parallelize_loops): Avoid parallelization when the function
873 Avoid parallelization when the preheader is IRREDUCIBLE.
874 Try to optimize when estimated_loop_iterations_int is unresolved.
875 Add the loop's location to the dump file.
876 * tree-cfg.c (add_phi_args_after_redirect): Remove.
877 (gimple_duplicate_sese_tail): Remove the check for the latch.
878 Redirect nexits to the exit block.
879 Remove handling of the incoming edges to the latch.
880 Redirect the backedge from the copied latch to the exit bb.
882 2010-01-28 Michael Matz <matz@suse.de>
885 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
886 Wrap force_reg into a sequence, emit it before user.
888 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
890 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
892 (arm_legacy_rev): Likewise.
893 (thumb_legacy_rev): Likewise.
895 2010-01-27 Jakub Jelinek <jakub@redhat.com>
897 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
898 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
899 on MEM's address failed, try avoid_constant_pool_reference and
900 recurse if it returned something different.
901 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
902 address, try avoid_constant_pool_reference and recurse if it
903 returned something different.
904 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
905 address and avoid_constant_pool_reference returned something
906 different, don't set have_address.
908 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
911 * var-tracking.c (val_store): Add modified argument, obey it.
913 (count_uses): Move down logging of main.
914 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
915 don't need resolution.
916 (emit_notes_in_bb): Likewise.
918 2010-01-27 Richard Guenther <rguenther@suse.de>
921 * tree-inline.c (remap_decl): Delay remapping of SSA name
922 default definitions until we need them.
924 2010-01-27 Jakub Jelinek <jakub@redhat.com>
926 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
927 (rs6000_delegitimize_address): New function.
929 * config/s390/s390.c (s390_delegitimize_address): Call
930 delegitimize_mem_from_attrs.
933 * tree-inline.c (cannot_copy_type_1): Removed.
934 (copy_forbidden): Don't forbid copying of functions containing
935 records/unions with variable length fields.
937 2010-01-27 Christian Bruel <christian.bruel@st.com>
941 * config/sh/sh.c (find_barrier): Increase length for non delayed
942 conditional branches.
944 2010-01-27 Matthias Klose <doko@ubuntu.com>
946 * configure.ac (gnu-unique-object): Fix ldd version check.
947 * configure: Regenerate.
949 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
951 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
953 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
954 Test for HAVE_GNU_AS value.
956 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
958 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
959 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
961 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
962 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
963 INT_LEAST64_TYPE): Define.
964 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
965 UINT_LEAST64_TYPE): Define.
966 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
967 INT_FAST64_TYPE): Define.
968 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
969 UINT_FAST64_TYPE): Define.
970 (INTMAX_TYPE, UINTMAX_TYPE): Define.
971 (INTPTR_TYPE, UINTPTR_TYPE): Define.
972 (SIG_ATOMIC_TYPE): Define.
974 2010-01-26 Richard Guenther <rguenther@suse.de>
976 * df-scan.c (df_scan_set_bb_info): Remove assert.
977 (df_insn_rescan_debug_internal): Merge asserts.
978 (df_install_ref): Likewise.
979 (df_mark_reg): Use bitmap_set_range.
980 (df_hard_reg_used_p): Remove assert.
981 (df_hard_reg_used_count): Likewise.
983 2010-01-26 Richard Guenther <rguenther@suse.de>
985 PR rtl-optimization/42685
986 * web.c (web_main): Ignore DEBUG_INSNs.
988 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
990 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
992 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
993 Fix types of fndecl and arglist parameters.
995 2010-01-26 Richard Guenther <rguenther@suse.de>
998 * tree-eh.c (unsplit_eh): Skip debug insns.
1000 2010-01-26 Richard Guenther <rguenther@suse.de>
1002 PR tree-optimization/42250
1003 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1005 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1008 * omp-low.c (expand_omp_sections): Only use single_pred if
1009 l2_bb is single_pred_p.
1011 2010-01-25 Christian Bruel <christian.bruel@st.com>
1014 * config/sh/sh.c (find_barrier): Increase length for non delayed
1015 conditional branches.
1016 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1018 2010-01-24 David S. Miller <davem@davemloft.net>
1020 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1021 define if not using GAS.
1022 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1023 Likewise. Delete SECTION_MERGE code, which is only applicable
1026 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1029 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1030 mangling of va_list in system headers.
1032 2010-01-23 Toon Moene <toon@moene.org>
1034 * tree-predcom.c (combine_chains): Return NULL, not false.
1036 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1038 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1039 initialization of variable res to agree with return type.
1041 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1043 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1044 * tree-sra.c: Add include of expr.h.
1046 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1048 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1049 insert the debug stmt on the single non-EH edge from the stmt.
1051 2010-01-22 Richard Henderson <rth@redhat.com>
1054 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1055 the RHS until after generate_subtree_copies has insertted its
1056 code before the current statement.
1058 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1060 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1062 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1064 2010-01-21 Martin Jambor <mjambor@suse.cz>
1066 PR tree-optimization/42585
1067 * tree-sra.c (struct access): New field grp_total_scalarization.
1068 (dump_access): Dump the new field.
1069 (should_scalarize_away_bitmap): New variable.
1070 (cannot_scalarize_away_bitmap): Likewise.
1071 (sra_initialize): Allocate new bitmaps.
1072 (sra_deinitialize): Free new bitmaps.
1073 (create_access_1): New function.
1074 (create_access): Parts moved to create_access_1.
1075 (type_consists_of_records_p): New function.
1076 (completely_scalarize_record): Likewise.
1077 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1078 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1079 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1081 (analyze_all_variable_accesses): Completely scalarize small eligible
1084 2010-01-21 Martin Jambor <mjambor@suse.cz>
1086 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1088 2010-01-21 Andrew Haley <aph@redhat.com>
1090 * gcc.c (process_command): Move lang_specific_driver before
1091 setting cc_libexec_prefix.
1093 2010-01-21 Richard Guenther <rguenther@suse.de>
1096 * fold-const.c (negate_expr_p): Pretend only negative
1097 real constants are easily negatable.
1099 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1100 Jason Merrill <jason@redhat.com>
1102 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1103 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1104 * calls.c (initialize argument_information): Handle it.
1105 * c-common.c (handle_transparent_union_attribute): Use new name.
1106 * c-decl.c (finish_struct): Ditto.
1107 * c-typeck.c (type_lists_compatible_p): Ditto.
1108 (convert_for_assignment): Use new name and also handle record.
1109 * function.c (aggregate_value_p): Handle it.
1110 (pass_by_reference): Ditto.
1111 (assign_parm_data_types): Ditto.
1112 * print-tree.c (print_node): Ditto.
1113 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1114 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1115 * tree.c (first_field): New fn.
1117 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1120 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1121 even when linking statically, for now.
1123 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1126 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1127 without a cselib val.
1128 (count_uses): Accept MO_VAL_SET with no val on stores.
1129 (add_stores): Likewise.
1131 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1133 * var-tracking.c (check_value_val): Add a compile time assertion.
1134 (dv_is_decl_p): Simplify.
1135 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1136 gcc_assert if ENABLE_CHECKING.
1138 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1141 * var-tracking.c: Include tree-flow.h.
1142 (mem_dies_at_call): New.
1143 (dataflow_set_preserve_mem_locs): Use it.
1144 (dataflow_set_remove_mem_locs): Likewise.
1145 (dump_var): Renamed from dump_variable. Adjust all callers.
1146 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1147 * Makefile.in (var-tracking.o): Adjust deps.
1149 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1151 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1153 2010-01-20 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/42717
1156 * tree-ssa-dce.c (get_live_post_dom): Remove.
1157 (forward_edge_to_pdom): Take an arbitrary edge to copy
1158 degenerate PHI args from.
1159 (remove_dead_stmt): Use the first post-dominator even if it
1160 does not contain live statements as redirection destination.
1162 2010-01-20 Richard Guenther <rguenther@suse.de>
1164 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1166 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1168 * sel-sched.c (create_speculation_check): Remove set but not used
1170 (try_transformation_cache): Remove set but not used variable ds.
1171 (calculate_privileged_insns): Remove set but not used variables
1172 cur_insn and min_spec_insn.
1173 (find_best_expr): Remove set but not used variable avail_n.
1174 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1176 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1178 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1179 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1182 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1185 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1186 cpu types. Add support for *-sse3 cpu types.
1187 (x86_64-*-*): Ditto.
1189 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1192 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1193 argument, call initializer_constant_valid_p_1 instead of
1194 initializer_constant_valid_p, pass CACHE to it, return NULL
1195 immediately if first call returns NULL.
1196 (initializer_constant_valid_p_1): New function.
1197 (initializer_constant_valid_p): Use it.
1199 2010-01-20 Thomas Quinot <quinot@adacore.com>
1201 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1203 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1205 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1206 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1207 (loc_list_from_tree): Don't handle unsigned division. Handle
1208 signed modulo using DW_OP_{over,over,div,mul,minus}.
1209 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1210 modulo instead of signed.
1212 2010-01-20 DJ Delorie <dj@redhat.com>
1214 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1216 (h8300_emit_stack_adjustment): Propogate it.
1218 (h8300_expand_prologue): Likewise.
1219 (h8300_expand_epilogue): Likewise.
1221 2010-01-19 Michael Matz <matz@suse.de>
1223 PR tree-optimization/41783
1224 * tree-data-ref.c (toplevel): Include flags.h.
1225 (dump_data_dependence_relation): Also dump the inputs if the
1226 result will be unknown.
1227 (split_constant_offset_1): Look through some conversions.
1228 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1229 the offset from last element is too large.
1230 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1231 (reassociate_to_the_same_stmt): Handle vector registers.
1232 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1234 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1235 wide_prolog_niters argument, emit widening instructions.
1236 (vect_do_peeling_for_alignment): Adjust caller, use widened
1237 variant of the iteration cound.
1238 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1240 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1243 * config/arm/neon-testgen.m (emit_automatics): New parameter
1244 features. Adjust for Fixed_return_reg feature.
1245 (test_intrinsic): Call emit_automatics with new feature.
1246 * config/arm/neon.ml: Update copyright years.
1247 (features): New Fixed_return_reg feature.
1248 (ops): Update feature for Vget_low.
1250 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1252 PR tree-optimization/42719
1253 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1257 * fwprop.c (all_uses_available_at): Return false if def_set dest
1258 is a REG that is used in def_insn.
1260 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1262 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1264 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1267 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1269 * target.h (struct gcc_target) <secondary_reload>: Change type
1270 of last argument to secondary_reload_info *.
1272 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1275 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1276 memory references with unaligned offsets. Remove CQImode handling.
1277 (unaligned_memory_operand): Return 1 for memory references with
1278 unaligned offsets. Remove CQImode handling.
1280 2010-01-18 Richard Guenther <rguenther@suse.de>
1283 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1286 2010-01-18 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/42781
1289 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1290 restrict processing only if the original variable was artificial.
1292 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1294 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1295 find number of popped argument bytes.
1297 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1298 Fix the text that describes the return value for invalid insns.
1300 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1302 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1303 Clarify what 'cost of the -dependence' is. Fix quoting.
1305 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1306 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1308 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1310 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1311 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1313 2010-01-17 Richard Guenther <rguenther@suse.de>
1316 * function.c (split_complex_args): Take a VEC to modify.
1317 (assign_parms_augmented_arg_list): Build a VEC instead of
1318 a chain of PARM_DECLs.
1319 (assign_parms_unsplit_complex): Take a VEC of arguments.
1320 Do not fixup unmodified parms.
1321 (assign_parms): Deal with the VEC.
1322 (gimplify_parameters): Likewise.
1324 2010-01-17 Richard Guenther <rguenther@suse.de>
1326 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1327 node existence check.
1328 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1329 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1330 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1331 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1332 (gimple_execute_on_growing_pred): Likewise.
1334 2010-01-17 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/42773
1337 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1338 (compute_antic_aux): Likewise.
1339 (compute_partial_antic_aux): Likewise.
1341 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1344 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1347 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1349 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1352 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1353 Fix markup for strict argument.
1355 (TARGET_SCHED_REORDER2): Fix argument types.
1357 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1358 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1360 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1361 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1363 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1366 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1367 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1368 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1369 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1370 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1372 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1374 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1376 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1377 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1379 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1381 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1384 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1386 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1387 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1389 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1391 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1393 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1394 referring to it. Fix language.
1396 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1398 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1400 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1402 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1404 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1405 '@var{stream}. Remove stray 'and'.
1407 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1409 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1411 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1413 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1414 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1416 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1417 Fix description of return value.
1418 Rename argument "sz" to "len."
1420 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1421 Clarify meaning of 'true' return value.
1423 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1425 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1426 rep_mode versus mode_rep.
1428 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1430 (TARGET_BUILTIN_DECL): Fix name.
1432 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1434 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1436 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1438 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1440 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1442 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1445 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1446 Rename argument tm_fn to md_fn.
1448 (TARGET_OPTION_PRINT): Fix argument list.
1450 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1453 * config/i386/i386.c (ix86_fixup_binary_operands):
1454 Revert FMA4 fixup of operands.
1456 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1459 * Makefile.in (write_entries_to_file, install-plugin):
1460 Use \012 instead of \n with tr.
1462 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1464 * configure.ac (HAVE_AS_REF): New C macro.
1465 * configure: Regenerate.
1466 * config.in: Likewise.
1467 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1469 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1472 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1474 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1476 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1478 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1480 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1482 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1484 (TARGET_BINDS_LOCAL_P): Fix argument type.
1486 (TARGET_ASM_FILE_END): Use prototype.
1488 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1490 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1492 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1494 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1496 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1497 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1499 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1500 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1502 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1503 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1504 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1505 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1507 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1509 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1511 (TARGET_INIT_BUILTINS): Use prototype.
1513 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1514 Put 'const char *' in braces. Fix parameter types.
1515 (TARGET_INVALID_CONVERSION): Fix parameter types.
1516 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1517 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1519 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1522 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1524 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1526 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1528 * doc/tm.texi (TARGET_HELP): Fix return type.
1530 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1531 in braces. Fix argument types.
1533 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1535 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1537 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1539 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1540 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1542 (TARGET_MANGLE_TYPE): Fix argument types.
1544 (TARGET_IRA_COVER_CLASSES): Use prototype.
1546 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1548 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1550 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1552 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1554 (TARGET_CALLEE_COPIES): Fix argument types.
1556 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1558 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1560 (TARGET_FUNCTION_VALUE): Fix argument types.
1562 (TARGET_RETURN_IN_MSB): Fix argument type.
1564 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1566 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1568 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1570 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1571 agree with return type.
1573 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1575 2010-01-15 Jing Yu <jingyu@google.com>
1577 PR rtl-optimization/42691
1578 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1579 a pseudo to a constant and are merged, and adjust comments.
1581 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1583 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1585 2010-01-15 Richard Guenther <rguenther@suse.de>
1588 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1589 labels of computed or non-local gotos to the destination.
1590 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1591 landing pad label is the first label.
1593 2010-01-15 Richard Guenther <rguenther@suse.de>
1595 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1597 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1600 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1601 to allow generation of the xssqrtdp instruction on power7.
1602 (sqrtdf2_fpr): Ditto.
1604 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1607 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1608 functions with noreturn attribute.
1611 * varasm.c (declare_weak): Add weak attribute to decl if it
1612 doesn't have one already.
1613 (assemble_external): Only add decls to weak_decls if they also
1614 have weak attribute.
1616 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1618 * var-tracking.c (var_reg_delete): Don't delete the association
1619 between REGs and values or one-part variables if the register
1622 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1625 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1626 because its first operand is a non-localized variable.
1628 2010-01-14 Martin Jambor <mjambor@suse.cz>
1630 PR tree-optimization/42706
1631 * tree-sra.c (encountered_recursive_call): New variable.
1632 (encountered_unchangable_recursive_call): Likewise.
1633 (sra_initialize): Initialize both new variables.
1634 (callsite_has_enough_arguments_p): New function.
1635 (scan_function): Call decl and flags check only for IPA-SRA, check
1636 whether there is a recursive call and whether it has enough arguments.
1637 (all_callers_have_enough_arguments_p): New function.
1638 (convert_callers): Look for recursive calls only when
1639 encountered_recursive_call is set.
1640 (ipa_early_sra): Bail out either if
1641 !all_callers_have_enough_arguments_p or
1642 encountered_unchangable_recursive_call.
1644 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1646 * sel-sched.c: Add 2010 to copyright years.
1647 * sel-sched-ir.c: Likewise.
1648 * sel-sched-ir.h: Likewise.
1650 2010-01-14 Martin Jambor <mjambor@suse.cz>
1652 PR tree-optimization/42714
1653 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1654 constructors specially.
1656 2010-01-14 Andi Kleen <ak@linux.intel.com>
1658 * config/i386/drivers-i386.c (detect_caches_intel):
1659 Add l2sizekb parameter and fill in.
1660 (host_detect_local_cpu): Add l2sizekb, fill in.
1661 Add Atom small cache heuristic.
1663 2010-01-14 Andi Kleen <ak@linux.intel.com>
1665 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1666 Add level3 parameter and fill in.
1667 (detect_caches_intel): Handle level3 cache.
1669 2010-01-14 Andi Kleen <ak@linux.intel.com>
1671 * config/i386/drivers-i386.c (host_detect_local_cpu):
1672 Fix core duo detection.
1674 2010-01-14 Andi Kleen <ak@linux.intel.com>
1676 * config/i386/drivers-i386.c (host_detect_local_cpu):
1679 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1681 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1682 (rs6000_variable_issue_1): this. Use...
1683 (rs6000_variable_issue): here. Reimplement. Print debug info.
1685 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1687 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1688 sel_restore_notes. Update all callers. Call reemit_notes
1691 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1693 PR rtl-optimization/42246
1694 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1697 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1699 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1700 all successors is the same as number of successors in current region.
1702 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1704 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1705 to rename is not separable. Otherwise check that its LHS is not NULL.
1707 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1709 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1711 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1713 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1714 available registers when failed to discover LHS register class.
1715 Fix indentation. Update comment.
1717 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1718 Alexander Monakov <amonakov@ispras.ru>
1720 PR rtl-optimization/42389
1721 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1723 (advance_state_on_fence): Likewise.
1724 (sel_target_adjust_priority): Print debug output only when
1725 sched_verbose >= 4, not 2.
1726 (get_expr_cost): Do not issue all unique insns on the next cycle.
1727 (fill_insns): Initialize can_issue_more from the value saved
1729 * sel-sched-ir.c (flist_add): New parameter issue_more.
1730 Init FENCE_ISSUE_MORE with it.
1731 (merge_fences): Likewise.
1732 (init_fences): Update call to flist_add.
1733 (add_to_fences, add_clean_fence_to_fences)
1734 (add_dirty_fence_to_fences): Likewise.
1735 (move_fence_to_fences): Update call to merge_fences.
1736 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1738 * sel-sched-ir.h (struct _fence): New field issue_more.
1739 (FENCE_ISSUE_MORE): New accessor macro.
1741 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1743 PR rtl-optimization/42388
1744 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1745 that have no predecessors nor successors. Do not call move_bb_info
1746 for empty blocks outside of current region.
1748 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1750 PR rtl-optimization/42294
1751 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1752 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1753 originators' originators.
1755 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1757 PR rtl-optimization/39453
1758 PR rtl-optimization/42246
1759 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1761 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1763 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1764 Alexander Monakov <amonakov@ispras.ru>
1767 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1768 (maybe_tidy_empty_bb): ... here. Make static. Add new
1769 argument. Update all callers.
1770 (tidy_control_flow): ... and here. Recompute topological order
1771 of basic blocks in region if necessary.
1772 (sel_redirect_edge_and_branch): Change return type. Return true
1773 if topological order might have been invalidated.
1774 (purge_empty_blocks): Export and move from...
1775 * sel-sched.c (purge_empty_blocks): ... here.
1776 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1777 (maybe_tidy_empty_bb): Delete prototype.
1778 (purge_empty_blocks): Declare.
1780 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1782 PR rtl-optimization/42249
1783 * sel-sched.c (try_replace_dest_reg): When chosen register
1784 and original register is the same, do not bail out early, but
1785 still check all original insns for validity of replacing destination
1786 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1789 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1792 Port from no-undefined-overflow branch:
1793 2009-03-09 Richard Guenther <rguenther@suse.de>
1795 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1797 2010-01-14 Richard Guenther <rguenther@suse.de>
1800 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1802 2010-01-14 Ira Rosen <irar@il.ibm.com>
1804 PR tree-optimization/42709
1805 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1806 as scalar type in creation of constant vector operand.
1808 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1811 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1812 (check-parallel-%): Match `testsuite' directory component only
1815 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1817 PR translation/39521
1818 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1821 2010-01-13 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/42730
1824 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1827 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1830 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1831 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1834 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1836 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1837 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1838 ___umulsi3_highpart.
1840 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1841 rather than schedule_insns if the pass is enabled.
1843 2010-01-13 Martin Jambor <mjambor@suse.cz>
1845 PR tree-optimization/42704
1846 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1849 2010-01-13 Martin Jambor <mjambor@suse.cz>
1851 PR tree-optimization/42703
1852 * tree-sra.c (analyze_access_subtree): Check that we can build a
1853 reference to the original data within the aggregate.
1855 2010-01-13 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/42705
1858 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1860 2010-01-13 Richard Guenther <rguenther@suse.de>
1863 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1865 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1868 * var-tracking.c (values_to_unmark): New variable.
1869 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1870 values_to_unmark vector. Moved body to...
1871 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1872 instead queue it into values_to_unmark vector.
1873 (vt_find_locations): Free values_to_unmark vector.
1875 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1877 * config/s390/s390.c (override_options): Set
1878 default of max-pending-list-length to 256
1880 2010-01-13 Richard Guenther <rguenther@suse.de>
1883 * tree-pass.h (PROP_gimple_lcx): New.
1884 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1885 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1886 before the final cleanup_eh.
1887 (dump_properties): Dump PROP_gimple_lcx.
1888 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1889 (tree_lower_complex_O0): Remove.
1890 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1891 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1892 tree_lower_complex, schedule TODO_update_ssa.
1893 * lto-streamer-out.c (output_function): Stream the functions
1895 * lto-streamer-in.c (input_function): Likewise.
1896 (lto_read_body): Do not override them here.
1898 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1901 * c-typeck.c (build_c_cast): Fold value cast to union type before
1902 wrapping it in a CONSTRUCTOR.
1904 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1906 PR rtl-optimization/42699
1907 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1910 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1912 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1913 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1914 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1915 SUBTARGET_WARN_UNUSED_SPEC): ... here
1916 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1918 2010-01-12 Julian Brown <julian@codesourcery.com>
1920 * config/arm/neon-schedgen.ml (Utils): Don't try to
1921 open missing module.
1922 (find_with_result): New.
1924 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1927 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1928 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1930 PR tree-optimization/42645
1931 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1932 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1933 decl_map, set processing_debug_stmt to -1 and return name without
1936 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1938 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1939 binutils version, and reword target configuration description.
1941 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1943 * config/avr/avr.h (LINKER_NAME): Remove.
1945 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1948 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1949 that support VSX, warn for -mno-altivec if vsx is not disabled,
1952 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1953 Shujing Zhao <pearly.zhao@oracle.com>
1955 PR translation/42469
1956 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1957 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1958 character between option name and help text.
1959 * c.opt (imultilib): Likewise.
1961 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1963 * lto-streamer-out.c (output_unreferenced_globals): Output static
1966 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1968 PR rtl-optimization/42621
1969 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1970 optimizing for size.
1971 (duplicate_computed_gotos): Remove now-redundant check.
1973 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1976 * configure.ac: Save and restore LDFLAGS and LIBS
1977 * configure: Regenerate.
1979 2010-01-10 Richard Guenther <rguenther@suse.de>
1982 * builtins.c (fold_builtin_strlen): Add type argument and
1983 convert the resulting length to it.
1984 (fold_builtin_1): Adjust.
1986 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1988 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1989 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1991 (num_insns_constant_wide): Adjust for that change.
1993 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1996 * web.c (union_defs): Add used argument, to combine uses of
1998 (entry_register): Adjust type and tests of used argument.
1999 (web_main): Widen used for new use. Pass it to union_defs.
2000 * df.h (union_defs): Adjust prototype.
2002 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2005 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2006 uses in new incoming argument. Free body.
2007 (reset_debug_uses_in_loop): New.
2008 (analyze_insn_to_expand_var): Call the latter if the former found
2009 anything. Fix whitespace. Reject invalid dest overlaps before
2010 going through all insns in the loop.
2012 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2015 * haifa-sched.c (dying_use_p): Debug insns don't count.
2017 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2020 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2021 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2022 (verify_gimple_call): Reject LHS in noreturn calls.
2024 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2028 * tree-vect-loop-manip.c (adjust_info): New type.
2029 (adjust_vec): New pointer to vector.
2030 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2031 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2032 (slpeel_update_phis_for_duplicate_loop): Use them.
2033 (slpeel_update_phi_nodes_for_guard1): Likewise.
2034 (slpeel_update_phi_nodes_for_guard2): Likewise.
2035 (slpeel_tree_peel_loop_to_edge): Likewise.
2036 (vect_update_ivs_after_vectorizer): Likewise.
2038 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2040 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2041 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2043 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2045 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2046 bogus uninitialized warning.
2048 2010-01-09 Richard Guenther <rguenther@suse.de>
2051 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2052 the evolution is compatible with the initial condition.
2054 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2056 * gcc.c (process_command): Update copyright notice dates.
2057 * gcov.c (print_version): Likewise.
2058 * gcov-dump.c (print_version): Likewise.
2059 * mips-tfile.c (main): Likewise.
2060 * mips-tdump.c (main): Likewise.
2062 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2065 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2067 (rotlhi3_8): Delete.
2069 (rotlsi3_8): Delete.
2070 (rotlsi3_16): Delete.
2071 (rotlsi3_24): Delete.
2073 (*rotw<mode>3): New.
2074 (*rotb<mode>3): New.
2075 * config/avr/avr.c (avr_rotate_bytes): New function.
2076 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2078 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2081 * configure.ac: Modify -rdynamic check.
2082 * configure: Regenerate.
2084 2010-01-08 DJ Delorie <dj@redhat.com>
2086 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2087 register popping order.
2089 2010-01-08 Richard Guenther <rguenther@suse.de>
2092 * c.opt (fsigned-char): Also let LTO handle this option.
2093 (funsigned-char): Likewise.
2095 2010-01-07 Richard Guenther <rguenther@suse.de>
2097 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2098 (gimple_op): Likewise.
2099 (gimple_op_ptr): Likewise.
2100 (gimple_assign_set_lhs): Remove gcc_assert.
2101 (gimple_assign_set_rhs1): Likewise.
2102 (gimple_assign_set_rhs2): Likewise.
2103 (gimple_call_set_lhs): Likewise.
2104 (gimple_call_set_fn): Likewise.
2105 (gimple_call_set_fndecl): Likewise.
2106 (gimple_call_fndecl): Likewise.
2107 (gimple_call_return_type): Likewise.
2108 (gimple_call_set_chain): Likewise.
2109 (gimple_call_num_args): Likewise.
2110 (gimple_call_set_arg): Likewise.
2111 (gimple_cond_set_code): Likewise.
2112 (gimple_cond_set_lhs): Likewise.
2113 (gimple_cond_set_rhs): Likewise.
2114 (gimple_cond_set_true_label): Likewise.
2115 (gimple_cond_set_false_label): Likewise.
2116 (gimple_label_set_label): Likewise.
2117 (gimple_goto_set_dest): Likewise.
2118 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2119 (gimple_debug_bind_get_value): Likewise.
2120 (gimple_debug_bind_get_value_ptr): Likewise.
2121 (gimple_debug_bind_set_var): Likewise.
2122 (gimple_debug_bind_set_value): Likewise.
2123 (gimple_debug_bind_reset_value): Likewise.
2124 (gimple_debug_bind_has_value_p): Likewise.
2125 (gimple_return_retval_ptr): Remove gcc_assert.
2126 (gimple_return_retval): Likewise.
2127 (gimple_return_set_retval): Likewise.
2128 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2129 (safe_referenced_var_iterator): Remove.
2130 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2131 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2132 (fill_referenced_var_vec): Remove.
2133 (first_readonly_imm_use): Remove redundant gcc_assert.
2134 (phi_arg_index_from_use): Combine gcc_asserts.
2135 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2136 (first_imm_use_stmt): Remove redundant gcc_assert.
2137 * tree-cfg.c (verify_gimple_call): Verify function and chain
2138 operands. Verify arguments.
2139 (verify_types_in_gimple_stmt): Verify condition code and labels.
2141 2010-01-07 Richard Guenther <rguenther@suse.de>
2143 PR tree-optimization/42641
2144 * sese.c (rename_map_elt_info): Use the SSA name version, do
2147 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2149 PR tree-optimization/42625
2150 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2151 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2153 2010-01-07 Duncan Sands <baldrick@free.fr>
2155 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2157 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2160 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2161 note itself is not function_invariant_p.
2163 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2165 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2166 Do not add the DF_NOTE problem.
2167 * store-motion.c (execute_rtl_store_motion): Likewise.
2169 2010-01-07 Martin Jambor <mjambor@suse.cz>
2171 PR tree-optimization/42157
2172 * tree-sra.c (compare_access_positions): Stabilize sort if both
2173 accesses have integer types, return zero immediately if they are the
2176 2010-01-06 Richard Henderson <rth@redhat.com>
2179 * haifa-sched.c (add_to_note_list): Merge into ...
2180 (concat_note_lists): ... here, and ...
2181 (unlink_other_notes, rm_other_notes): Merge into...
2182 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2183 NOTE_INSN_EPILOGUE_BEG.
2185 2010-01-06 Richard Guenther <rguenther@suse.de>
2187 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2188 not inline regular functions into always-inline functions.
2190 2010-01-06 Nick Clifton <nickc@redhat.com>
2192 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2193 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2195 (OVERRIDE_OPTIONS): Delete.
2196 (OPTIMIZATION_OPTIONS): Define.
2197 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2198 * config/rx/rx.c (rx_handle_option): Issue an error message if
2199 -mcpu=rx200 and -fpu are used together.
2200 (rx_set_optimization_options): New function. Issue an error
2201 message if an optimization attribute attempts to reset the FPU/
2202 math optimization pairing.
2203 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2204 * config/rx/rx.opt: Set the default to 32-bit doubles.
2205 * config/rx/t-rx: Add multilibs for -nofpu option.
2206 * doc/invoke.texi: Update documentation of RX options.
2208 2010-01-06 Richard Guenther <rguenther@suse.de>
2210 * tree-ssa-pre.c (name_to_id): New global.
2211 (alloc_expression_id): Simplify SSA name handling.
2212 (lookup_expression_id): Likewise.
2213 (init_pre): Zero name_to_id.
2214 (fini_pre): Free it.
2216 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2218 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2220 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2223 * config/i386/sse.md (smaxv2di3): New.
2224 (umaxv2di3): Likewise.
2225 (sminv2di3): Likewise.
2226 (uminv2di3): Likewise.
2228 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2231 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2232 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2233 (legitimize_tls_address): Likewise.
2234 (sparc_tls_referenced_p): Likewise.
2235 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2236 and adjust calls to legitimize_pic_address.
2237 (legitimate_constant_p) Use sparc_tls_referenced_p.
2238 (legitimate_pic_operand_p): Likewise.
2239 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2240 (sparc_tls_symbol_ref_1): Delete.
2241 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2242 (legitimize_tls_address): Make static, handle CONST patterns.
2243 (legitimize_pic_address): Make static, remove unused parameter and
2244 adjust recursive calls.
2245 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2246 and adjust call to legitimize_pic_address.
2247 (sparc_output_mi_thunk): Likewise.
2249 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2250 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2254 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2255 operands to make them signed.
2258 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2261 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2262 GTU to GT for V4SI and V2DI.
2264 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2265 (umin<mode>3): Removed.
2267 (uminv4si3): Likewise.
2269 2010-01-05 Martin Jambor <mjambor@suse.cz>
2271 PR tree-optimization/42462
2272 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2273 current_function_decl to helper functions and macros.
2275 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2278 * flags.h: Don't include real.h.
2279 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2280 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2281 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2282 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2283 * dominance.c: Update copyright.
2284 * gimple.c (walk_gimple_op): Remove inline.
2285 * tree-ssa-reassoc.c: Include real.h.
2286 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2287 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2289 2010-01-05 Nick Clifton <nickc@redhat.com>
2291 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2292 register to push into the stack frame when the accumulator has to
2293 be saved during interrupts.
2295 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2297 * doc/invoke.texi: Remove the documentation about option
2299 * common.opt (Wunreachable-code): Preserved for backward
2301 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2302 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2303 the backward compatibility flag section.
2305 2010-01-05 Richard Guenther <rguenther@suse.de>
2307 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2309 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2312 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2314 PR tree-optimization/42508
2315 * tree-sra.c (convert_callers): Check for recursive call
2316 by comparing cgraph nodes instead of decls.
2317 (modify_function): Call ipa_modify_formal_parameters also
2318 on all same_body aliases.
2320 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2321 cgraph nodes when checking for same_body aliases.
2323 2010-01-05 Richard Guenther <rguenther@suse.de>
2325 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2326 allocation and lookup.
2327 (get_or_alloc_expr_for_constant): Likewise.
2328 (phi_translate): Sink allocation.
2330 2010-01-04 Richard Guenther <rguenther@suse.de>
2332 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2333 a new entry only if needed.
2334 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2335 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2337 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2339 (phi_translate): Handle CONSTANTs early.
2341 2010-01-04 Martin Jambor <mjambor@suse.cz>
2343 PR tree-optimization/42398
2344 * tree-sra.c (struct access): Removed flag grp_different_types.
2345 (dump_access): Do not dump the removed flag.
2346 (sort_and_splice_var_accesses): Do not set the removed flag.
2347 (sra_modify_expr): Check for type compatibility directly.
2349 2010-01-04 Martin Jambor <mjambor@suse.cz>
2351 PR tree-optimization/42366
2352 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2353 edges with variable number of parameters.
2354 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2355 flag instead of asserting it.
2356 (ipa_read_node_info): Read uses_analysis_done flag.
2358 2010-01-04 Richard Guenther <rguenther@suse.de>
2360 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2361 iterative_hash_* as intended.
2362 (vn_reference_compute_hash): Likewise. Simplify hashing
2364 (vn_reference_lookup_2): Likewise.
2365 (vn_nary_op_compute_hash): Likewise.
2366 (vn_phi_compute_hash): Likewise.
2367 (expressions_equal_p): Remove strange code.
2368 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2369 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2370 (bitmap_insert_into_set_1): Take value-id as parameter.
2371 (add_to_value): Pass it.
2372 (bitmap_insert_into_set): Likewise.
2373 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2375 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2378 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2379 (do_self_spec): For switches with SWITCH_IGNORE set set also
2380 SWITCH_IGNORE_PERMANENTLY.
2381 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2384 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2386 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2387 tree of an unreferenced global var.
2389 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2392 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2393 GTU to GT for V4SI and V2DI.
2395 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2396 (umin<mode>3): Removed.
2398 (uminv4si3): Likewise.
2400 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2403 * collect2.c (main): Turn on trace in collect2 if -v is passed
2406 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2408 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2409 description of expression operand.
2411 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2413 * configure.ac: Add install-html to target_list for Make-hooks.
2414 * configure: Regenerate.
2415 * fortran/Make-lang.in (F95_HTMLFILES): New.
2416 (fortran.html): Use it.
2417 (fortran.install-html): New.
2418 * Makefile.in (install-html): Add lang.install-html.
2419 * java/Make-lang.in (JAVA_HTMLFILES): New.
2420 (java.html): Use it.
2421 (java.install-html): New.
2422 * objc/Make-lang.in (objc.install-html): New.
2423 * objcp/Make-lang.in (obj-c++.install-html): New.
2424 * cp/Make-lang.in (c++.install-html): New.
2425 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2426 * lto/Make-lang.in (lto.install-html): New.
2428 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2431 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2433 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2435 PR rtl-optimization/41862
2436 * store-motion.c (store_killed_in_insn, compute_store_table,
2437 remove_reachable_equiv_notes, replace_store_insn,
2438 build_store_vectors): Ignore all DEBUG_INSNs.
2440 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2443 * common.opt: Add dumpdir.
2445 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2447 (option_map): Add --dumpdir.
2449 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2451 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2453 * opts.c (decode_options): Try dump_dir_name first if
2454 dump_base_name isn't an absolute path.
2455 (common_handle_option): Handle OPT_dumpdir.
2457 * toplev.c (dump_dir_name): New.
2458 (print_switch_values): Also ignore -dumpdir.
2460 * toplev.h (dump_dir_name): New.
2462 2010-01-03 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/42589
2465 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2466 double-word expansion of bswap32.
2468 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2470 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2471 with BLOCK_FOR_INSN.
2472 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2473 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2474 noce_process_if_block): Likewise.
2475 * gcse.c (compute_local_properties, insert_expr_in_table,
2476 insert_set_in_table, canon_list_insert, find_avail_set,
2477 pre_insert_copy_insn): Likewise.
2479 * basic-block.h (BLOCK_NUM): Move from here...
2480 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2482 2010-01-03 Richard Guenther <rguenther@suse.de>
2484 PR tree-optimization/42438
2485 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2486 contains_may_not_return_call flag.
2487 (BB_MAY_NOTRETURN): New.
2488 (valid_in_sets): Trapping nary operations are not valid
2489 in blocks that may not return.
2490 (insert_into_preds_of_block): Remove check for trapping expressions.
2491 (compute_avail): Compute also BB_MAY_NOTRETURN.
2493 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2495 * doc/invoke.texi: Add 2010 to copyright years.
2497 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2499 * config/sparc/sparc.c: Fix formatting nits.
2501 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2502 Alexander Monakov <amonakov@ispras.ru>
2504 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2506 2010-01-02 Richard Guenther <rguenther@suse.de>
2509 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2510 (simplify_switch_using_ranges): Mark to be removed edges
2513 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2515 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2517 * collect2.c (scan_libraries): Add missing argument in call to
2520 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2523 * config/alpha/predicates.md (aligned_memory_operand): Return false
2525 (unaligned_memory_operand): Return true for CQImode.
2526 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2527 doesn not cross aligned SImode word boundary.
2529 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2531 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2533 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2534 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2536 2010-01-02 Richard Guenther <rguenther@suse.de>
2539 * toplev.c (compile_file): Emit LTO marker properly. Change
2541 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2543 2010-01-01 Richard Guenther <rguenther@suse.de>
2546 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2548 2010-01-01 Richard Guenther <rguenther@suse.de>
2551 * c-decl.c (grokdeclarator): For zero-size arrays force
2552 structural equality checks as layout_type does.
2554 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2556 * builtins.c: Update copyright to 2010.
2558 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2561 * lto-streamer-out.c (produce_asm): Revert the last change.
2562 (copy_function): Likewise.
2564 * lto-streamer.c (lto_get_section_name): Skip any leading
2567 2010-01-01 Richard Guenther <rguenther@suse.de>
2570 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2574 Copyright (C) 2010 Free Software Foundation, Inc.
2576 Copying and distribution of this file, with or without modification,
2577 are permitted in any medium without royalty provided the copyright
2578 notice and this notice are preserved.