1 2010-02-20 Alan Modra <amodra@gmail.com>
4 * cgraph.h (cgraph_make_decl_local): Declare.
5 * cgraph.c (cgraph_make_decl_local): New function.
6 (cgraph_make_node_local): Use it.
7 * cgraphunit.c (cgraph_function_versioning): Likewise.
8 * ipa.c (function_and_variable_visibility): Likewise.
10 2010-02-19 Jakub Jelinek <jakub@redhat.com>
13 * except.c (sjlj_emit_function_enter): Don't call
14 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
16 * rtl.h (add_reg_br_prob_note): Remove prototype.
18 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21 * c-common.c (conversion_warning): Remove widening conversions
22 before checking the conversion of integers to reals.
24 2010-02-19 Mike Stump <mikestump@comcast.net>
27 * cgraphunit.c (process_function_and_variable_attributes): Check
28 DECL_PRESERVE_P instead of looking up attribute "used".
29 * ipa-pure-const.c (check_decl): Likewise.
30 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
31 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
32 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
33 instead of attribute "used".
34 * config/sol2-c.c (solaris_pragma_init): Likewise.
35 (solaris_pragma_fini): Likewise.
37 2010-02-19 Jakub Jelinek <jakub@redhat.com>
39 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
40 Use XCNEW instead of xcalloc.
41 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
42 XNEW instead of xmalloc.
43 (get_fields): Use XNEWVEC instead of xmalloc.
46 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
48 (create_new_general_access): For debug stmts just reset value.
49 (get_stmt_accesses): For accesses within debug stmts just record them
50 using add_access_to_acc_sites instead of preventing the peeling or
51 counting them as accesses.
54 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
56 2010-02-19 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/42916
59 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
62 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
64 * configure.ac: Replace all uses of changequote in macro arguments
67 2010-02-19 Jakub Jelinek <jakub@redhat.com>
70 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
72 2010-02-19 Richard Guenther <rguenther@suse.de>
74 PR tree-optimization/42944
75 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
76 test for aliasing with errno.
78 2010-02-19 Jakub Jelinek <jakub@redhat.com>
81 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
82 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
83 * dojump.c: Include output.h.
84 (inv): New inline function.
85 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
86 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
87 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
88 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
89 argument, pass it down to other calls.
90 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
91 add REG_BR_PROB note to the conditional jump.
92 * cfgexpand.c (add_reg_br_prob_note): Removed.
93 (expand_gimple_cond): Don't call it, add the probability
94 as last argument to jumpif_1/jumpifnot_1.
95 * Makefile.in (dojump.o): Depend on output.h.
96 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
98 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
99 * stmt.c (do_jump_if_equal): Likewise.
100 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
101 * loop-unswitch.c (compare_and_jump_seq): Likewise.
102 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
104 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
105 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
107 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
109 (store_expr): Adjust jumpifnot caller.
110 (store_constructor): Adjust jumpif caller.
113 * gimplify.c (gimple_boolify): For __builtin_expect call
114 gimple_boolify also on its first argument.
116 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
118 * configure.ac (gnu-unique-object): Wrap regexps using [] in
120 (__stack_chk_fail): Ditto. Remove quadrigraphs.
121 * configure: Regenerated.
123 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
125 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
126 lang_hooks.types_compatible_p instead of comptypes.
128 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
130 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
131 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
132 if __prefer_thumb__ is defined.
134 2010-02-18 Martin Jambor <mjambor@suse.cz>
136 PR tree-optimization/43066
137 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
138 array with zero-sized element type.
140 2010-02-18 Jakub Jelinek <jakub@redhat.com>
142 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
143 rtx, allocate struct var_loc_node here and return it to the
144 caller, and only if it is actually needed.
145 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
146 move it earlier and return immediately if it returns NULL.
148 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
150 * config/sparc/gas.h: New file. Restore
151 TARGET_ASM_NAMED_SECTION to its ELF default.
152 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
154 * config/sparc/sparc.c (sparc_elf_asm_named_section):
155 Likewise. Add ATTRIBUTE_UNUSED to prototype.
156 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
159 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
161 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
163 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
165 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
166 patterns from predicated pattern.
168 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
171 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
172 for insn mnemonic suffix.
174 2010-02-17 Richard Guenther <rguenther@suse.de>
176 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
179 2010-02-17 Jakub Jelinek <jakub@redhat.com>
182 * caller-save.c (save_call_clobbered_regs): If BB ends with
183 a DEBUG_INSN, move any notes in between last real insn and the last
184 DEBUG_INSN after the last DEBUG_INSN.
186 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
188 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
189 Fix return type. Fix argument type. Explain meaning of return value.
191 2010-02-16 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/41043
194 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
195 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
197 (vrp_visit_phi_node): ... but only for loop PHI nodes.
199 2010-02-16 Ira Rosen <irar@il.ibm.com>
201 PR tree-optimization/43074
202 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
203 * tree-vect-loop.c (vect_analyze_loop_operations): Add
204 vectorizable cycles in hybrid SLP check.
205 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
207 2010-02-16 Richard Guenther <rguenther@suse.de>
209 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
210 (true_dependence): If memrefs_conflict_p computes must-alias
211 trust it. Move TBAA check after offset-based disambiguation.
212 (canon_true_dependence): Likewise.
214 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
216 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
217 * doc/invoke.texi: Document it.
218 * var-tracking.c: Include toplev.h and params.h.
219 (vt_find_locations): Return bool indicating success. Compute
220 hash sizes unconditionally. Check new parameter, report.
221 (variable_tracking_main_1): Check vt_find_locations results and
222 retry. Renamed from...
223 (variable_tracking_main): ... this. New wrapper to preserve
224 flag_var_tracking_assignments.
225 * Makefile.in (var-tracking.o): Adjust dependencies.
227 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
228 Jakub Jelinek <jakub@redhat.com>
231 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
232 if weak_import attribute is present.
233 * config/darwin.c (machopic_select_section): Likewise.
235 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
237 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
238 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
239 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
240 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
242 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
244 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
247 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
248 Rewrite text to refer to the names.
250 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
252 * config/i386/i386-builtin-types.def
253 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
254 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
255 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
256 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
257 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
258 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
259 IX86_BUILTIN_VPERMIL2PS256.
260 (MULTI_ARG_4_DF2_DI_I): Defined.
261 (MULTI_ARG_4_DF2_DI_I1): Defined.
262 (MULTI_ARG_4_SF2_SI_I): Defined.
263 (MULTI_ARG_4_SF2_SI_I1): Defined.
264 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
265 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
266 __builtin_ia32_vpermil2ps256.
267 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
268 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
269 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
270 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
271 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
272 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
273 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
274 CODE_FOR_xop_vpermil2v8sf3.
275 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
276 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
277 * config/i386/xopintrin.h (_mm_permute2_pd): New.
278 (_mm256_permute2_pd): New.
279 (_mm_permute2_ps): New.
280 (_mm256_permute2_ps): New.
282 2010-02-15 Nick Clifton <nickc@redhat.com>
284 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
285 boolean parameters. Use emit_jump_insn when emitting a pop
286 instruction containing a return insn.
287 (push): Use 'true' rather than '1' as second parameter to F.
288 (h8300_expand_prologue): Likewise.
289 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
290 (h8300_expand_epilogue): Likewise.
292 2010-02-15 Richard Guenther <rguenther@suse.de>
295 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
298 2010-02-15 Nick Clifton <nickc@redhat.com>
300 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
303 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
305 * intl.c (fake_ngettext): New function.
306 * intl.h (fake_ngettext): Declare.
307 (ngettext): Define macro.
308 * collect2.c (notice_translated): New function.
309 (main): Use notice_translated and ngettext.
310 * collect2.h (notice_translated): Declare.
312 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
314 * reorg.c (delete_computation): Comment fixes.
315 * caller-save.c (setup_save_areas): Idem.
316 * sel-sched-dump.c (dump_lv_set): Idem.
319 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
321 * config/s390/s390.c (s390_sched_init): New function.
322 (TARGET_SCHED_INIT): Target hook defined.
324 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
325 Jack Howarth <howarth@bromo.med.uc.edu>
326 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
329 Partial revert of unintended change in fix for PR41605.
330 * config/darwin.h: Fix typo.
331 * config/darwin9.h: Same.
333 2010-02-11 Jakub Jelinek <jakub@redhat.com>
335 * c-pch.c (pch_init): Clear v.
337 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
340 * graphite-scop-detection.c (graphite_can_represent_scev): Call
341 graphite_can_represent_init for MULT_EXPR.
343 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
347 * graphite-sese-to-poly.c (remove_phi): New.
348 (translate_scalar_reduction_to_array): Call remove_phi.
350 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
353 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
354 * graphite-clast-to-gimple.h (gloog): Update declaration.
355 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
356 * graphite-poly.h (struct poly_bb): Add missing comments.
357 (struct scop): Add poly_scop_p field.
359 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
360 * graphite.c (graphite_transform_loops): Build the polyhedral
361 representation for each scop before code generation.
362 * sese.c (rename_variables_in_operand): Removed.
363 (rename_variables_in_expr): Return the renamed expression.
364 (rename_sese_parameters): New.
365 * sese.h (rename_sese_parameters): Declared.
367 2010-02-11 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/42998
370 * tree-ssa-pre.c (create_expression_by_pieces): Treat
371 POINTER_PLUS_EXPR properly.
373 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
374 Changpeng Fang <changpeng.fang@amd.com>
377 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
378 the cost of an IV candidate when the IV is used in a test against zero.
380 * gcc.dg/tree-ssa/ivopts-3.c: New.
382 2010-02-11 Richard Guenther <rguenther@suse.de>
385 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
386 pointer-vs-decl case by swapping refs. Handle some cases
387 of pointer-vs-decl disambiguations more conservatively.
388 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
389 to false after expanding.
391 2010-02-11 Richard Guenther <rguenther@suse.de>
394 * gcc.c (process_command): Handle LTO file@offset case more
397 2010-02-11 Jakub Jelinek <jakub@redhat.com>
399 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
400 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
402 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
404 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
405 if MEM's mode size isn't DWARF2_ADDR_SIZE.
406 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
407 Optimize eq/ne comparisons when both arguments are known to be
409 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
410 Don't mask operands unnecessarily if they are known to be already
413 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
415 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
418 2010-02-10 Richard Guenther <rguenther@suse.de>
420 PR tree-optimization/43017
421 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
422 for wrapping signed arithmetic.
424 2010-02-10 Jakub Jelinek <jakub@redhat.com>
427 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
428 if no debug info should be emitted for it.
430 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
432 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
433 note when flag_exceptions is set.
435 2010-02-10 Duncan Sands <baldrick@free.fr>
437 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
439 2010-02-10 Richard Guenther <rguenther@suse.de>
442 * tree.c (get_unwidened): Handle constants.
443 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
445 2010-02-10 Martin Jambor <mjambor@suse.cz>
448 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
449 check for variable argument counts independently.
451 2010-02-10 Christian Bruel <christian.bruel@st.com>
454 * config/sh/sh.c (find_barrier): Increase length for non delayed
455 conditional branches.
457 2010-02-10 Christian Bruel <christian.bruel@st.com>
459 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
461 2010-02-10 Jakub Jelinek <jakub@redhat.com>
463 * builtins.c (set_builtin_user_assembler_name): Also handle
464 ffs if int is smaller than word.
466 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
469 * ira-conflicts.c (get_dup): Remove.
470 (process_reg_shuffles): Add new parameter. Use it as an
471 additional guard for copy generation.
472 (add_insn_allocno_copies): Rewrite.
474 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
476 * common.opt (fsched2-use-traces): Preserved for backward
478 * doc/invoke.texi: Remove the documentation about option
480 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
481 flag_sched2_use_traces.
482 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
483 the backward compatibility flag section.
485 2010-02-09 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/43008
488 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
489 make HEAP variables initialized from global memory if they
490 are not known builtin functions.
491 (find_func_aliases): Adjust.
493 2010-02-09 Richard Guenther <rguenther@suse.de>
495 PR tree-optimization/43000
496 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
499 2010-02-08 Jakub Jelinek <jakub@redhat.com>
501 PR tree-optimization/42931
502 * tree-loop-linear.c (try_interchange_loops): Don't call
503 double_int_mul if estimated_loop_iterations failed.
505 2010-02-08 Martin Jambor <mjambor@suse.cz>
508 * tree-sra.c (build_accesses_from_assign): Do not mark in
509 should_scalarize_away_bitmap if stmt has volatile ops.
510 (sra_modify_assign): Do not process assigns piecemeal if if stmt
513 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
515 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
517 2010-02-07 Adam Nemet <adambnmet@gmail.com>
519 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
522 2010-02-07 Andrew Pinski <pinskia@gmail.com>
525 * df-core.c (df_finish_pass): Change type of saved_flags to int.
527 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
530 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
531 to unknown_dependence.
532 (graphite_legal_transform_dr): Handle the unknown_dependence.
533 (graphite_carried_dependence_level_k): Same.
535 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
537 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
539 2010-02-07 Richard Guenther <rguenther@suse.de>
542 * expr.c (get_inner_reference): Always initialize *pbitsize.
544 2010-02-07 Richard Guenther <rguenther@suse.de>
547 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
548 new ARRAY_REFs on variable size element or minimal index arrays.
550 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
551 gimple_fold_indirect_ref.
553 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
556 * arm.c (arm_override_options): Just return if the user has specified
559 2010-02-03 Jason Merrill <jason@redhat.com>
562 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
563 i386_pe_maybe_record_exported_symbol.
565 2010-02-05 Steve Ellcey <sje@cup.hp.com>
568 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
569 (pa_delegitimize_address): New function.
571 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
573 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
574 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
576 2010-02-05 Richard Guenther <rguenther@suse.de>
579 * lto-streamer-in.c (get_resolution): Deal with references
580 to undefined functions.
582 2010-02-05 Richard Guenther <rguenther@suse.de>
584 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
585 (fold_const_aggregate_ref): Likewise.
586 (ccp_fold_stmt): Substitute loads.
587 (maybe_fold_reference): Verify types before substituting.
589 (fold_gimple_assign): Unshare properly.
590 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
592 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
594 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
595 for rs6000_gen_cell_microcode.
597 2010-02-04 Richard Guenther <rguenther@suse.de>
599 PR rtl-optimization/42952
600 * dse.c (const_or_frame_p): Remove MEM handling.
602 2010-02-04 Nick Clifton <nickc@redhat.com>
604 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
605 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
606 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
607 (mn10300_asm_output_mi_thunk): New function.
608 (mn10300_can_output_mu_thunk): New function.
609 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
610 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
611 (FUNCTION_ARG): Delete incorrect comment.
613 2010-02-03 Jason Merrill <jason@redhat.com>
616 * fold-const.c (operand_equal_p): Handle erroneous types.
618 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
620 * config/h8300/h8300.md (can_delay): Fix attibute condition.
622 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
624 PR rtl-optimization/42941
625 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
628 2010-02-03 Jason Merrill <jason@redhat.com>
631 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
633 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
636 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
638 (cselib_reset_table): Renamed from...
639 (cselib_reset_table_with_next_value): ... this.
640 (cselib_get_next_uid): Renamed from...
641 (cselib_get_next_unknown_value): ... this.
642 * cselib.c (next_uid): Renamed from...
643 (next_unknown_value): ... this.
644 (cselib_clear_table): Adjust.
645 (cselib_reset_table): Adjust. Renamed from...
646 (cselib_reset_table_with_next_value): ... this.
647 (cselib_get_next_uid): Adjust. Renamed from...
648 (cselib_get_next_unknown_value): ... this.
649 (get_value_hash): Use hash.
650 (cselib_hash_rtx): Likewise.
651 (new_cselib_val): Adjust. Set and dump uid.
652 (cselib_lookup_mem): Pass next_uid as hash.
653 (cselib_subst_to_values): Likewise.
654 (cselib_log_lookup): Dump uid.
655 (cselib_lookup): Pass next_uid as hash. Adjust.
656 (cselib_process_insn): Adjust.
657 (cselib_init): Initialize next_uid.
658 (cselib_finish): Adjust.
659 (dump_cselib_table): Likewise.
660 * dse.c (canon_address): Dump value uid.
661 * print-rtl.c (print_rtx): Print value uid.
662 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
664 (dv_uid): New function, sort of renamed from...
665 (dv_htab_hash): ... this, reimplemented in terms of it and...
666 (dv_uid2hash): ... this. New.
667 (variable_htab_eq): Drop excess assertions.
668 (tie_break_pointers): Removed.
669 (canon_value_cmp): Compare uids.
670 (variable_post_merge_New_vals): Print uids.
671 (vt_add_function_parameters): Adjust.
672 (vt_initialize): Reset table. Adjust.
674 2010-02-03 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/42944
677 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
678 (call_may_clobber_ref_p_1): Likewise. Properly handle
679 malloc and calloc clobbering errno.
681 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
683 * doc/invoke.texi: Fix name of sched1 dump.
685 * opts.c (decode_options): Set flag_tree_switch_conversion
686 only conditionally on optimize >= 2.
688 * gcse.c: Assorted comment fixes in pass description.
690 2010-02-03 Anthony Green <green@moxielogic.com>
692 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
693 nop padding in order to maintain alignment of storage location of
694 target function address.
695 (moxie_trampoline_init): Store target function address at newly
697 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
699 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
701 2010-02-03 Richard Guenther <rguenther@suse.de>
704 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
706 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
708 * config.gcc: Reenable check for obsolete targets.
709 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
710 mips-sgi-irix6.[0-4]*.
712 2010-02-02 Nick Clifton <nickc@redhat.com>
714 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
715 constant size of 4 as being the same as 0.
716 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
717 can take values in the range 0..4.
719 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
722 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
723 as _darwin10_Unwind_FindEnclosingFunction().
724 * libgcc-libsystem.ver: New.
726 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
729 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
730 implicitly set registers.
732 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
734 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
735 (arm_override_options): Allow automatic selection of the thread
736 pointer register if thumb2.
737 (legitimize_pic_address): Improve code sequences for Thumb2.
738 (arm_call_tls_get_addr): Likewise.
739 (legitimize_tls_address): Likewise.
740 * arm.md (pic_load_addr_arm): Delete. Replace with ...
741 (pic_load_addr_32bit): ... this. New named pattern.
742 * thumb2.md (pic_load_addr_thumb2): Delete.
743 (pic_load_dot_plus_four): Delete.
744 (tls_load_dot_plus_four): New named pattern.
746 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
749 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
750 Document fix for TLS bug.
752 2010-01-31 Richard Guenther <rguenther@suse.de>
754 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
755 conservatively correct.
757 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
761 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
763 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
765 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
767 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
769 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
771 * config.gcc: Adjust order of makefile fragments for mingw targets.
773 2010-01-31 Richard Guenther <rguenther@suse.de>
776 * gimplify.c (gimplify_init_constructor): For volatile LHS
777 initialize a temporary.
779 2010-01-31 Matthias Klose <doko@ubuntu.com>
781 * configure.ac: Fix __stack_chk_fail check for cross builds configured
783 * configure: Regenerate.
785 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
787 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
788 the same alias set and their sizes different constantness.
789 (aliasing_component_refs_p): Revert 2009-10-24 change.
791 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
793 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
796 2010-01-29 Richard Guenther <rguenther@suse.de>
798 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
799 Assert we successfully updated the call.
801 2010-01-29 Jakub Jelinek <jakub@redhat.com>
803 PR rtl-optimization/42889
804 * df.h (df_set_bb_dirty_nonlr): New prototype.
805 * df-core.c (df_set_bb_dirty_nonlr): New function.
806 * df-scan.c (df_insn_rescan): Call it instead of
807 df_set_bb_dirty for DEBUG_INSNs.
809 2010-01-29 Richard Guenther <rguenther@suse.de>
812 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
813 quadratic behavior in most cases.
815 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
819 in the call to gen_x86_movsicc_0_m1.
821 2010-01-28 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/42871
824 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
826 2010-01-28 Richard Guenther <rguenther@suse.de>
828 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
831 2010-01-28 Richard Guenther <rguenther@suse.de>
834 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
835 the forwarder if the destination is an EH landing pad.
837 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
839 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
840 block list passed to gimple_duplicate_sese_tail.
841 (parallelize_loops): Avoid parallelization when the function
843 Avoid parallelization when the preheader is IRREDUCIBLE.
844 Try to optimize when estimated_loop_iterations_int is unresolved.
845 Add the loop's location to the dump file.
846 * tree-cfg.c (add_phi_args_after_redirect): Remove.
847 (gimple_duplicate_sese_tail): Remove the check for the latch.
848 Redirect nexits to the exit block.
849 Remove handling of the incoming edges to the latch.
850 Redirect the backedge from the copied latch to the exit bb.
852 2010-01-28 Michael Matz <matz@suse.de>
855 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
856 Wrap force_reg into a sequence, emit it before user.
858 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
860 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
862 (arm_legacy_rev): Likewise.
863 (thumb_legacy_rev): Likewise.
865 2010-01-27 Jakub Jelinek <jakub@redhat.com>
867 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
868 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
869 on MEM's address failed, try avoid_constant_pool_reference and
870 recurse if it returned something different.
871 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
872 address, try avoid_constant_pool_reference and recurse if it
873 returned something different.
874 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
875 address and avoid_constant_pool_reference returned something
876 different, don't set have_address.
878 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
881 * var-tracking.c (val_store): Add modified argument, obey it.
883 (count_uses): Move down logging of main.
884 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
885 don't need resolution.
886 (emit_notes_in_bb): Likewise.
888 2010-01-27 Richard Guenther <rguenther@suse.de>
891 * tree-inline.c (remap_decl): Delay remapping of SSA name
892 default definitions until we need them.
894 2010-01-27 Jakub Jelinek <jakub@redhat.com>
896 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
897 (rs6000_delegitimize_address): New function.
899 * config/s390/s390.c (s390_delegitimize_address): Call
900 delegitimize_mem_from_attrs.
903 * tree-inline.c (cannot_copy_type_1): Removed.
904 (copy_forbidden): Don't forbid copying of functions containing
905 records/unions with variable length fields.
907 2010-01-27 Christian Bruel <christian.bruel@st.com>
911 * config/sh/sh.c (find_barrier): Increase length for non delayed
912 conditional branches.
914 2010-01-27 Matthias Klose <doko@ubuntu.com>
916 * configure.ac (gnu-unique-object): Fix ldd version check.
917 * configure: Regenerate.
919 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
921 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
923 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
924 Test for HAVE_GNU_AS value.
926 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
928 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
929 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
931 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
932 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
933 INT_LEAST64_TYPE): Define.
934 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
935 UINT_LEAST64_TYPE): Define.
936 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
937 INT_FAST64_TYPE): Define.
938 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
939 UINT_FAST64_TYPE): Define.
940 (INTMAX_TYPE, UINTMAX_TYPE): Define.
941 (INTPTR_TYPE, UINTPTR_TYPE): Define.
942 (SIG_ATOMIC_TYPE): Define.
944 2010-01-26 Richard Guenther <rguenther@suse.de>
946 * df-scan.c (df_scan_set_bb_info): Remove assert.
947 (df_insn_rescan_debug_internal): Merge asserts.
948 (df_install_ref): Likewise.
949 (df_mark_reg): Use bitmap_set_range.
950 (df_hard_reg_used_p): Remove assert.
951 (df_hard_reg_used_count): Likewise.
953 2010-01-26 Richard Guenther <rguenther@suse.de>
955 PR rtl-optimization/42685
956 * web.c (web_main): Ignore DEBUG_INSNs.
958 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
960 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
962 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
963 Fix types of fndecl and arglist parameters.
965 2010-01-26 Richard Guenther <rguenther@suse.de>
968 * tree-eh.c (unsplit_eh): Skip debug insns.
970 2010-01-26 Richard Guenther <rguenther@suse.de>
972 PR tree-optimization/42250
973 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
975 2010-01-26 Jakub Jelinek <jakub@redhat.com>
978 * omp-low.c (expand_omp_sections): Only use single_pred if
979 l2_bb is single_pred_p.
981 2010-01-25 Christian Bruel <christian.bruel@st.com>
984 * config/sh/sh.c (find_barrier): Increase length for non delayed
985 conditional branches.
986 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
988 2010-01-24 David S. Miller <davem@davemloft.net>
990 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
991 define if not using GAS.
992 * config/sparc/sparc.c (sparc_elf_asm_named_section):
993 Likewise. Delete SECTION_MERGE code, which is only applicable
996 2010-01-24 Mark Mitchell <mark@codesourcery.com>
999 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1000 mangling of va_list in system headers.
1002 2010-01-23 Toon Moene <toon@moene.org>
1004 * tree-predcom.c (combine_chains): Return NULL, not false.
1006 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1008 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1009 initialization of variable res to agree with return type.
1011 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1013 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1014 * tree-sra.c: Add include of expr.h.
1016 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1018 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1019 insert the debug stmt on the single non-EH edge from the stmt.
1021 2010-01-22 Richard Henderson <rth@redhat.com>
1024 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1025 the RHS until after generate_subtree_copies has insertted its
1026 code before the current statement.
1028 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1030 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1032 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1034 2010-01-21 Martin Jambor <mjambor@suse.cz>
1036 PR tree-optimization/42585
1037 * tree-sra.c (struct access): New field grp_total_scalarization.
1038 (dump_access): Dump the new field.
1039 (should_scalarize_away_bitmap): New variable.
1040 (cannot_scalarize_away_bitmap): Likewise.
1041 (sra_initialize): Allocate new bitmaps.
1042 (sra_deinitialize): Free new bitmaps.
1043 (create_access_1): New function.
1044 (create_access): Parts moved to create_access_1.
1045 (type_consists_of_records_p): New function.
1046 (completely_scalarize_record): Likewise.
1047 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1048 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1049 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1051 (analyze_all_variable_accesses): Completely scalarize small eligible
1054 2010-01-21 Martin Jambor <mjambor@suse.cz>
1056 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1058 2010-01-21 Andrew Haley <aph@redhat.com>
1060 * gcc.c (process_command): Move lang_specific_driver before
1061 setting cc_libexec_prefix.
1063 2010-01-21 Richard Guenther <rguenther@suse.de>
1066 * fold-const.c (negate_expr_p): Pretend only negative
1067 real constants are easily negatable.
1069 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1070 Jason Merrill <jason@redhat.com>
1072 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1073 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1074 * calls.c (initialize argument_information): Handle it.
1075 * c-common.c (handle_transparent_union_attribute): Use new name.
1076 * c-decl.c (finish_struct): Ditto.
1077 * c-typeck.c (type_lists_compatible_p): Ditto.
1078 (convert_for_assignment): Use new name and also handle record.
1079 * function.c (aggregate_value_p): Handle it.
1080 (pass_by_reference): Ditto.
1081 (assign_parm_data_types): Ditto.
1082 * print-tree.c (print_node): Ditto.
1083 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1084 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1085 * tree.c (first_field): New fn.
1087 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1090 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1091 even when linking statically, for now.
1093 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1096 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1097 without a cselib val.
1098 (count_uses): Accept MO_VAL_SET with no val on stores.
1099 (add_stores): Likewise.
1101 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1103 * var-tracking.c (check_value_val): Add a compile time assertion.
1104 (dv_is_decl_p): Simplify.
1105 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1106 gcc_assert if ENABLE_CHECKING.
1108 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1111 * var-tracking.c: Include tree-flow.h.
1112 (mem_dies_at_call): New.
1113 (dataflow_set_preserve_mem_locs): Use it.
1114 (dataflow_set_remove_mem_locs): Likewise.
1115 (dump_var): Renamed from dump_variable. Adjust all callers.
1116 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1117 * Makefile.in (var-tracking.o): Adjust deps.
1119 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1121 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1123 2010-01-20 Richard Guenther <rguenther@suse.de>
1125 PR tree-optimization/42717
1126 * tree-ssa-dce.c (get_live_post_dom): Remove.
1127 (forward_edge_to_pdom): Take an arbitrary edge to copy
1128 degenerate PHI args from.
1129 (remove_dead_stmt): Use the first post-dominator even if it
1130 does not contain live statements as redirection destination.
1132 2010-01-20 Richard Guenther <rguenther@suse.de>
1134 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1136 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1138 * sel-sched.c (create_speculation_check): Remove set but not used
1140 (try_transformation_cache): Remove set but not used variable ds.
1141 (calculate_privileged_insns): Remove set but not used variables
1142 cur_insn and min_spec_insn.
1143 (find_best_expr): Remove set but not used variable avail_n.
1144 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1146 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1148 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1149 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1152 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1155 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1156 cpu types. Add support for *-sse3 cpu types.
1157 (x86_64-*-*): Ditto.
1159 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1162 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1163 argument, call initializer_constant_valid_p_1 instead of
1164 initializer_constant_valid_p, pass CACHE to it, return NULL
1165 immediately if first call returns NULL.
1166 (initializer_constant_valid_p_1): New function.
1167 (initializer_constant_valid_p): Use it.
1169 2010-01-20 Thomas Quinot <quinot@adacore.com>
1171 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1173 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1175 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1176 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1177 (loc_list_from_tree): Don't handle unsigned division. Handle
1178 signed modulo using DW_OP_{over,over,div,mul,minus}.
1179 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1180 modulo instead of signed.
1182 2010-01-20 DJ Delorie <dj@redhat.com>
1184 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1186 (h8300_emit_stack_adjustment): Propogate it.
1188 (h8300_expand_prologue): Likewise.
1189 (h8300_expand_epilogue): Likewise.
1191 2010-01-19 Michael Matz <matz@suse.de>
1193 PR tree-optimization/41783
1194 * tree-data-ref.c (toplevel): Include flags.h.
1195 (dump_data_dependence_relation): Also dump the inputs if the
1196 result will be unknown.
1197 (split_constant_offset_1): Look through some conversions.
1198 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1199 the offset from last element is too large.
1200 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1201 (reassociate_to_the_same_stmt): Handle vector registers.
1202 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1204 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1205 wide_prolog_niters argument, emit widening instructions.
1206 (vect_do_peeling_for_alignment): Adjust caller, use widened
1207 variant of the iteration cound.
1208 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1210 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1213 * config/arm/neon-testgen.m (emit_automatics): New parameter
1214 features. Adjust for Fixed_return_reg feature.
1215 (test_intrinsic): Call emit_automatics with new feature.
1216 * config/arm/neon.ml: Update copyright years.
1217 (features): New Fixed_return_reg feature.
1218 (ops): Update feature for Vget_low.
1220 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1222 PR tree-optimization/42719
1223 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1227 * fwprop.c (all_uses_available_at): Return false if def_set dest
1228 is a REG that is used in def_insn.
1230 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1232 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1234 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1237 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1239 * target.h (struct gcc_target) <secondary_reload>: Change type
1240 of last argument to secondary_reload_info *.
1242 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1245 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1246 memory references with unaligned offsets. Remove CQImode handling.
1247 (unaligned_memory_operand): Return 1 for memory references with
1248 unaligned offsets. Remove CQImode handling.
1250 2010-01-18 Richard Guenther <rguenther@suse.de>
1253 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1256 2010-01-18 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/42781
1259 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1260 restrict processing only if the original variable was artificial.
1262 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1264 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1265 find number of popped argument bytes.
1267 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1268 Fix the text that describes the return value for invalid insns.
1270 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1272 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1273 Clarify what 'cost of the -dependence' is. Fix quoting.
1275 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1276 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1278 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1280 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1281 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1283 2010-01-17 Richard Guenther <rguenther@suse.de>
1286 * function.c (split_complex_args): Take a VEC to modify.
1287 (assign_parms_augmented_arg_list): Build a VEC instead of
1288 a chain of PARM_DECLs.
1289 (assign_parms_unsplit_complex): Take a VEC of arguments.
1290 Do not fixup unmodified parms.
1291 (assign_parms): Deal with the VEC.
1292 (gimplify_parameters): Likewise.
1294 2010-01-17 Richard Guenther <rguenther@suse.de>
1296 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1297 node existence check.
1298 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1299 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1300 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1301 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1302 (gimple_execute_on_growing_pred): Likewise.
1304 2010-01-17 Richard Guenther <rguenther@suse.de>
1306 PR tree-optimization/42773
1307 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1308 (compute_antic_aux): Likewise.
1309 (compute_partial_antic_aux): Likewise.
1311 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1314 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1317 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1319 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1322 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1323 Fix markup for strict argument.
1325 (TARGET_SCHED_REORDER2): Fix argument types.
1327 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1328 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1330 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1331 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1333 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1336 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1337 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1338 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1339 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1340 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1342 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1344 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1346 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1347 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1349 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1351 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1354 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1356 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1357 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1359 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1361 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1363 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1364 referring to it. Fix language.
1366 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1368 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1370 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1372 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1374 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1375 '@var{stream}. Remove stray 'and'.
1377 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1379 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1381 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1383 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1384 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1386 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1387 Fix description of return value.
1388 Rename argument "sz" to "len."
1390 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1391 Clarify meaning of 'true' return value.
1393 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1395 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1396 rep_mode versus mode_rep.
1398 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1400 (TARGET_BUILTIN_DECL): Fix name.
1402 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1404 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1406 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1408 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1410 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1412 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1415 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1416 Rename argument tm_fn to md_fn.
1418 (TARGET_OPTION_PRINT): Fix argument list.
1420 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1423 * config/i386/i386.c (ix86_fixup_binary_operands):
1424 Revert FMA4 fixup of operands.
1426 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1429 * Makefile.in (write_entries_to_file, install-plugin):
1430 Use \012 instead of \n with tr.
1432 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1434 * configure.ac (HAVE_AS_REF): New C macro.
1435 * configure: Regenerate.
1436 * config.in: Likewise.
1437 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1439 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1442 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1444 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1446 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1448 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1450 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1452 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1454 (TARGET_BINDS_LOCAL_P): Fix argument type.
1456 (TARGET_ASM_FILE_END): Use prototype.
1458 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1460 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1462 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1464 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1466 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1467 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1469 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1470 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1472 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1473 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1474 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1475 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1477 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1479 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1481 (TARGET_INIT_BUILTINS): Use prototype.
1483 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1484 Put 'const char *' in braces. Fix parameter types.
1485 (TARGET_INVALID_CONVERSION): Fix parameter types.
1486 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1487 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1489 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1492 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1494 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1496 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1498 * doc/tm.texi (TARGET_HELP): Fix return type.
1500 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1501 in braces. Fix argument types.
1503 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1505 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1507 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1509 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1510 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1512 (TARGET_MANGLE_TYPE): Fix argument types.
1514 (TARGET_IRA_COVER_CLASSES): Use prototype.
1516 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1518 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1520 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1522 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1524 (TARGET_CALLEE_COPIES): Fix argument types.
1526 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1528 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1530 (TARGET_FUNCTION_VALUE): Fix argument types.
1532 (TARGET_RETURN_IN_MSB): Fix argument type.
1534 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1536 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1538 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1540 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1541 agree with return type.
1543 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1545 2010-01-15 Jing Yu <jingyu@google.com>
1547 PR rtl-optimization/42691
1548 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1549 a pseudo to a constant and are merged, and adjust comments.
1551 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1553 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1555 2010-01-15 Richard Guenther <rguenther@suse.de>
1558 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1559 labels of computed or non-local gotos to the destination.
1560 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1561 landing pad label is the first label.
1563 2010-01-15 Richard Guenther <rguenther@suse.de>
1565 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1567 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1570 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1571 to allow generation of the xssqrtdp instruction on power7.
1572 (sqrtdf2_fpr): Ditto.
1574 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1577 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1578 functions with noreturn attribute.
1581 * varasm.c (declare_weak): Add weak attribute to decl if it
1582 doesn't have one already.
1583 (assemble_external): Only add decls to weak_decls if they also
1584 have weak attribute.
1586 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1588 * var-tracking.c (var_reg_delete): Don't delete the association
1589 between REGs and values or one-part variables if the register
1592 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1595 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1596 because its first operand is a non-localized variable.
1598 2010-01-14 Martin Jambor <mjambor@suse.cz>
1600 PR tree-optimization/42706
1601 * tree-sra.c (encountered_recursive_call): New variable.
1602 (encountered_unchangable_recursive_call): Likewise.
1603 (sra_initialize): Initialize both new variables.
1604 (callsite_has_enough_arguments_p): New function.
1605 (scan_function): Call decl and flags check only for IPA-SRA, check
1606 whether there is a recursive call and whether it has enough arguments.
1607 (all_callers_have_enough_arguments_p): New function.
1608 (convert_callers): Look for recursive calls only when
1609 encountered_recursive_call is set.
1610 (ipa_early_sra): Bail out either if
1611 !all_callers_have_enough_arguments_p or
1612 encountered_unchangable_recursive_call.
1614 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1616 * sel-sched.c: Add 2010 to copyright years.
1617 * sel-sched-ir.c: Likewise.
1618 * sel-sched-ir.h: Likewise.
1620 2010-01-14 Martin Jambor <mjambor@suse.cz>
1622 PR tree-optimization/42714
1623 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1624 constructors specially.
1626 2010-01-14 Andi Kleen <ak@linux.intel.com>
1628 * config/i386/drivers-i386.c (detect_caches_intel):
1629 Add l2sizekb parameter and fill in.
1630 (host_detect_local_cpu): Add l2sizekb, fill in.
1631 Add Atom small cache heuristic.
1633 2010-01-14 Andi Kleen <ak@linux.intel.com>
1635 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1636 Add level3 parameter and fill in.
1637 (detect_caches_intel): Handle level3 cache.
1639 2010-01-14 Andi Kleen <ak@linux.intel.com>
1641 * config/i386/drivers-i386.c (host_detect_local_cpu):
1642 Fix core duo detection.
1644 2010-01-14 Andi Kleen <ak@linux.intel.com>
1646 * config/i386/drivers-i386.c (host_detect_local_cpu):
1649 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1651 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1652 (rs6000_variable_issue_1): this. Use...
1653 (rs6000_variable_issue): here. Reimplement. Print debug info.
1655 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1657 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1658 sel_restore_notes. Update all callers. Call reemit_notes
1661 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1663 PR rtl-optimization/42246
1664 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1667 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1669 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1670 all successors is the same as number of successors in current region.
1672 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1674 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1675 to rename is not separable. Otherwise check that its LHS is not NULL.
1677 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1679 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1681 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1683 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1684 available registers when failed to discover LHS register class.
1685 Fix indentation. Update comment.
1687 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1688 Alexander Monakov <amonakov@ispras.ru>
1690 PR rtl-optimization/42389
1691 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1693 (advance_state_on_fence): Likewise.
1694 (sel_target_adjust_priority): Print debug output only when
1695 sched_verbose >= 4, not 2.
1696 (get_expr_cost): Do not issue all unique insns on the next cycle.
1697 (fill_insns): Initialize can_issue_more from the value saved
1699 * sel-sched-ir.c (flist_add): New parameter issue_more.
1700 Init FENCE_ISSUE_MORE with it.
1701 (merge_fences): Likewise.
1702 (init_fences): Update call to flist_add.
1703 (add_to_fences, add_clean_fence_to_fences)
1704 (add_dirty_fence_to_fences): Likewise.
1705 (move_fence_to_fences): Update call to merge_fences.
1706 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1708 * sel-sched-ir.h (struct _fence): New field issue_more.
1709 (FENCE_ISSUE_MORE): New accessor macro.
1711 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1713 PR rtl-optimization/42388
1714 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1715 that have no predecessors nor successors. Do not call move_bb_info
1716 for empty blocks outside of current region.
1718 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1720 PR rtl-optimization/42294
1721 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1722 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1723 originators' originators.
1725 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1727 PR rtl-optimization/39453
1728 PR rtl-optimization/42246
1729 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1731 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1733 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1734 Alexander Monakov <amonakov@ispras.ru>
1737 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1738 (maybe_tidy_empty_bb): ... here. Make static. Add new
1739 argument. Update all callers.
1740 (tidy_control_flow): ... and here. Recompute topological order
1741 of basic blocks in region if necessary.
1742 (sel_redirect_edge_and_branch): Change return type. Return true
1743 if topological order might have been invalidated.
1744 (purge_empty_blocks): Export and move from...
1745 * sel-sched.c (purge_empty_blocks): ... here.
1746 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1747 (maybe_tidy_empty_bb): Delete prototype.
1748 (purge_empty_blocks): Declare.
1750 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1752 PR rtl-optimization/42249
1753 * sel-sched.c (try_replace_dest_reg): When chosen register
1754 and original register is the same, do not bail out early, but
1755 still check all original insns for validity of replacing destination
1756 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1759 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1762 Port from no-undefined-overflow branch:
1763 2009-03-09 Richard Guenther <rguenther@suse.de>
1765 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1767 2010-01-14 Richard Guenther <rguenther@suse.de>
1770 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1772 2010-01-14 Ira Rosen <irar@il.ibm.com>
1774 PR tree-optimization/42709
1775 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1776 as scalar type in creation of constant vector operand.
1778 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1781 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1782 (check-parallel-%): Match `testsuite' directory component only
1785 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1787 PR translation/39521
1788 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1791 2010-01-13 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/42730
1794 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1797 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1800 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1801 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1804 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1806 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1807 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1808 ___umulsi3_highpart.
1810 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1811 rather than schedule_insns if the pass is enabled.
1813 2010-01-13 Martin Jambor <mjambor@suse.cz>
1815 PR tree-optimization/42704
1816 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1819 2010-01-13 Martin Jambor <mjambor@suse.cz>
1821 PR tree-optimization/42703
1822 * tree-sra.c (analyze_access_subtree): Check that we can build a
1823 reference to the original data within the aggregate.
1825 2010-01-13 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/42705
1828 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1830 2010-01-13 Richard Guenther <rguenther@suse.de>
1833 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1835 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1838 * var-tracking.c (values_to_unmark): New variable.
1839 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1840 values_to_unmark vector. Moved body to...
1841 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1842 instead queue it into values_to_unmark vector.
1843 (vt_find_locations): Free values_to_unmark vector.
1845 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1847 * config/s390/s390.c (override_options): Set
1848 default of max-pending-list-length to 256
1850 2010-01-13 Richard Guenther <rguenther@suse.de>
1853 * tree-pass.h (PROP_gimple_lcx): New.
1854 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1855 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1856 before the final cleanup_eh.
1857 (dump_properties): Dump PROP_gimple_lcx.
1858 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1859 (tree_lower_complex_O0): Remove.
1860 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1861 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1862 tree_lower_complex, schedule TODO_update_ssa.
1863 * lto-streamer-out.c (output_function): Stream the functions
1865 * lto-streamer-in.c (input_function): Likewise.
1866 (lto_read_body): Do not override them here.
1868 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1871 * c-typeck.c (build_c_cast): Fold value cast to union type before
1872 wrapping it in a CONSTRUCTOR.
1874 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1876 PR rtl-optimization/42699
1877 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1880 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1882 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1883 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1884 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1885 SUBTARGET_WARN_UNUSED_SPEC): ... here
1886 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1888 2010-01-12 Julian Brown <julian@codesourcery.com>
1890 * config/arm/neon-schedgen.ml (Utils): Don't try to
1891 open missing module.
1892 (find_with_result): New.
1894 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1897 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1898 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1900 PR tree-optimization/42645
1901 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1902 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1903 decl_map, set processing_debug_stmt to -1 and return name without
1906 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1908 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1909 binutils version, and reword target configuration description.
1911 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1913 * config/avr/avr.h (LINKER_NAME): Remove.
1915 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1918 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1919 that support VSX, warn for -mno-altivec if vsx is not disabled,
1922 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1923 Shujing Zhao <pearly.zhao@oracle.com>
1925 PR translation/42469
1926 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1927 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1928 character between option name and help text.
1929 * c.opt (imultilib): Likewise.
1931 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1933 * lto-streamer-out.c (output_unreferenced_globals): Output static
1936 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1938 PR rtl-optimization/42621
1939 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1940 optimizing for size.
1941 (duplicate_computed_gotos): Remove now-redundant check.
1943 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1946 * configure.ac: Save and restore LDFLAGS and LIBS
1947 * configure: Regenerate.
1949 2010-01-10 Richard Guenther <rguenther@suse.de>
1952 * builtins.c (fold_builtin_strlen): Add type argument and
1953 convert the resulting length to it.
1954 (fold_builtin_1): Adjust.
1956 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1958 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1959 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1961 (num_insns_constant_wide): Adjust for that change.
1963 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1966 * web.c (union_defs): Add used argument, to combine uses of
1968 (entry_register): Adjust type and tests of used argument.
1969 (web_main): Widen used for new use. Pass it to union_defs.
1970 * df.h (union_defs): Adjust prototype.
1972 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1975 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1976 uses in new incoming argument. Free body.
1977 (reset_debug_uses_in_loop): New.
1978 (analyze_insn_to_expand_var): Call the latter if the former found
1979 anything. Fix whitespace. Reject invalid dest overlaps before
1980 going through all insns in the loop.
1982 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1985 * haifa-sched.c (dying_use_p): Debug insns don't count.
1987 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1990 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1991 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1992 (verify_gimple_call): Reject LHS in noreturn calls.
1994 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1998 * tree-vect-loop-manip.c (adjust_info): New type.
1999 (adjust_vec): New pointer to vector.
2000 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2001 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2002 (slpeel_update_phis_for_duplicate_loop): Use them.
2003 (slpeel_update_phi_nodes_for_guard1): Likewise.
2004 (slpeel_update_phi_nodes_for_guard2): Likewise.
2005 (slpeel_tree_peel_loop_to_edge): Likewise.
2006 (vect_update_ivs_after_vectorizer): Likewise.
2008 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2010 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2011 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2013 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2015 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2016 bogus uninitialized warning.
2018 2010-01-09 Richard Guenther <rguenther@suse.de>
2021 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2022 the evolution is compatible with the initial condition.
2024 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2026 * gcc.c (process_command): Update copyright notice dates.
2027 * gcov.c (print_version): Likewise.
2028 * gcov-dump.c (print_version): Likewise.
2029 * mips-tfile.c (main): Likewise.
2030 * mips-tdump.c (main): Likewise.
2032 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2035 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2037 (rotlhi3_8): Delete.
2039 (rotlsi3_8): Delete.
2040 (rotlsi3_16): Delete.
2041 (rotlsi3_24): Delete.
2043 (*rotw<mode>3): New.
2044 (*rotb<mode>3): New.
2045 * config/avr/avr.c (avr_rotate_bytes): New function.
2046 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2048 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2051 * configure.ac: Modify -rdynamic check.
2052 * configure: Regenerate.
2054 2010-01-08 DJ Delorie <dj@redhat.com>
2056 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2057 register popping order.
2059 2010-01-08 Richard Guenther <rguenther@suse.de>
2062 * c.opt (fsigned-char): Also let LTO handle this option.
2063 (funsigned-char): Likewise.
2065 2010-01-07 Richard Guenther <rguenther@suse.de>
2067 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2068 (gimple_op): Likewise.
2069 (gimple_op_ptr): Likewise.
2070 (gimple_assign_set_lhs): Remove gcc_assert.
2071 (gimple_assign_set_rhs1): Likewise.
2072 (gimple_assign_set_rhs2): Likewise.
2073 (gimple_call_set_lhs): Likewise.
2074 (gimple_call_set_fn): Likewise.
2075 (gimple_call_set_fndecl): Likewise.
2076 (gimple_call_fndecl): Likewise.
2077 (gimple_call_return_type): Likewise.
2078 (gimple_call_set_chain): Likewise.
2079 (gimple_call_num_args): Likewise.
2080 (gimple_call_set_arg): Likewise.
2081 (gimple_cond_set_code): Likewise.
2082 (gimple_cond_set_lhs): Likewise.
2083 (gimple_cond_set_rhs): Likewise.
2084 (gimple_cond_set_true_label): Likewise.
2085 (gimple_cond_set_false_label): Likewise.
2086 (gimple_label_set_label): Likewise.
2087 (gimple_goto_set_dest): Likewise.
2088 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2089 (gimple_debug_bind_get_value): Likewise.
2090 (gimple_debug_bind_get_value_ptr): Likewise.
2091 (gimple_debug_bind_set_var): Likewise.
2092 (gimple_debug_bind_set_value): Likewise.
2093 (gimple_debug_bind_reset_value): Likewise.
2094 (gimple_debug_bind_has_value_p): Likewise.
2095 (gimple_return_retval_ptr): Remove gcc_assert.
2096 (gimple_return_retval): Likewise.
2097 (gimple_return_set_retval): Likewise.
2098 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2099 (safe_referenced_var_iterator): Remove.
2100 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2101 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2102 (fill_referenced_var_vec): Remove.
2103 (first_readonly_imm_use): Remove redundant gcc_assert.
2104 (phi_arg_index_from_use): Combine gcc_asserts.
2105 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2106 (first_imm_use_stmt): Remove redundant gcc_assert.
2107 * tree-cfg.c (verify_gimple_call): Verify function and chain
2108 operands. Verify arguments.
2109 (verify_types_in_gimple_stmt): Verify condition code and labels.
2111 2010-01-07 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/42641
2114 * sese.c (rename_map_elt_info): Use the SSA name version, do
2117 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2119 PR tree-optimization/42625
2120 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2121 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2123 2010-01-07 Duncan Sands <baldrick@free.fr>
2125 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2127 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2130 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2131 note itself is not function_invariant_p.
2133 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2135 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2136 Do not add the DF_NOTE problem.
2137 * store-motion.c (execute_rtl_store_motion): Likewise.
2139 2010-01-07 Martin Jambor <mjambor@suse.cz>
2141 PR tree-optimization/42157
2142 * tree-sra.c (compare_access_positions): Stabilize sort if both
2143 accesses have integer types, return zero immediately if they are the
2146 2010-01-06 Richard Henderson <rth@redhat.com>
2149 * haifa-sched.c (add_to_note_list): Merge into ...
2150 (concat_note_lists): ... here, and ...
2151 (unlink_other_notes, rm_other_notes): Merge into...
2152 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2153 NOTE_INSN_EPILOGUE_BEG.
2155 2010-01-06 Richard Guenther <rguenther@suse.de>
2157 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2158 not inline regular functions into always-inline functions.
2160 2010-01-06 Nick Clifton <nickc@redhat.com>
2162 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2163 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2165 (OVERRIDE_OPTIONS): Delete.
2166 (OPTIMIZATION_OPTIONS): Define.
2167 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2168 * config/rx/rx.c (rx_handle_option): Issue an error message if
2169 -mcpu=rx200 and -fpu are used together.
2170 (rx_set_optimization_options): New function. Issue an error
2171 message if an optimization attribute attempts to reset the FPU/
2172 math optimization pairing.
2173 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2174 * config/rx/rx.opt: Set the default to 32-bit doubles.
2175 * config/rx/t-rx: Add multilibs for -nofpu option.
2176 * doc/invoke.texi: Update documentation of RX options.
2178 2010-01-06 Richard Guenther <rguenther@suse.de>
2180 * tree-ssa-pre.c (name_to_id): New global.
2181 (alloc_expression_id): Simplify SSA name handling.
2182 (lookup_expression_id): Likewise.
2183 (init_pre): Zero name_to_id.
2184 (fini_pre): Free it.
2186 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2188 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2190 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2193 * config/i386/sse.md (smaxv2di3): New.
2194 (umaxv2di3): Likewise.
2195 (sminv2di3): Likewise.
2196 (uminv2di3): Likewise.
2198 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2201 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2202 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2203 (legitimize_tls_address): Likewise.
2204 (sparc_tls_referenced_p): Likewise.
2205 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2206 and adjust calls to legitimize_pic_address.
2207 (legitimate_constant_p) Use sparc_tls_referenced_p.
2208 (legitimate_pic_operand_p): Likewise.
2209 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2210 (sparc_tls_symbol_ref_1): Delete.
2211 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2212 (legitimize_tls_address): Make static, handle CONST patterns.
2213 (legitimize_pic_address): Make static, remove unused parameter and
2214 adjust recursive calls.
2215 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2216 and adjust call to legitimize_pic_address.
2217 (sparc_output_mi_thunk): Likewise.
2219 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2220 H.J. Lu <hongjiu.lu@intel.com>
2223 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2224 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2225 operands to make them signed.
2228 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2231 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2232 GTU to GT for V4SI and V2DI.
2234 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2235 (umin<mode>3): Removed.
2237 (uminv4si3): Likewise.
2239 2010-01-05 Martin Jambor <mjambor@suse.cz>
2241 PR tree-optimization/42462
2242 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2243 current_function_decl to helper functions and macros.
2245 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2248 * flags.h: Don't include real.h.
2249 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2250 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2251 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2252 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2253 * dominance.c: Update copyright.
2254 * gimple.c (walk_gimple_op): Remove inline.
2255 * tree-ssa-reassoc.c: Include real.h.
2256 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2257 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2259 2010-01-05 Nick Clifton <nickc@redhat.com>
2261 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2262 register to push into the stack frame when the accumulator has to
2263 be saved during interrupts.
2265 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2267 * doc/invoke.texi: Remove the documentation about option
2269 * common.opt (Wunreachable-code): Preserved for backward
2271 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2272 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2273 the backward compatibility flag section.
2275 2010-01-05 Richard Guenther <rguenther@suse.de>
2277 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2279 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2282 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2284 PR tree-optimization/42508
2285 * tree-sra.c (convert_callers): Check for recursive call
2286 by comparing cgraph nodes instead of decls.
2287 (modify_function): Call ipa_modify_formal_parameters also
2288 on all same_body aliases.
2290 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2291 cgraph nodes when checking for same_body aliases.
2293 2010-01-05 Richard Guenther <rguenther@suse.de>
2295 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2296 allocation and lookup.
2297 (get_or_alloc_expr_for_constant): Likewise.
2298 (phi_translate): Sink allocation.
2300 2010-01-04 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2303 a new entry only if needed.
2304 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2305 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2307 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2309 (phi_translate): Handle CONSTANTs early.
2311 2010-01-04 Martin Jambor <mjambor@suse.cz>
2313 PR tree-optimization/42398
2314 * tree-sra.c (struct access): Removed flag grp_different_types.
2315 (dump_access): Do not dump the removed flag.
2316 (sort_and_splice_var_accesses): Do not set the removed flag.
2317 (sra_modify_expr): Check for type compatibility directly.
2319 2010-01-04 Martin Jambor <mjambor@suse.cz>
2321 PR tree-optimization/42366
2322 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2323 edges with variable number of parameters.
2324 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2325 flag instead of asserting it.
2326 (ipa_read_node_info): Read uses_analysis_done flag.
2328 2010-01-04 Richard Guenther <rguenther@suse.de>
2330 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2331 iterative_hash_* as intended.
2332 (vn_reference_compute_hash): Likewise. Simplify hashing
2334 (vn_reference_lookup_2): Likewise.
2335 (vn_nary_op_compute_hash): Likewise.
2336 (vn_phi_compute_hash): Likewise.
2337 (expressions_equal_p): Remove strange code.
2338 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2339 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2340 (bitmap_insert_into_set_1): Take value-id as parameter.
2341 (add_to_value): Pass it.
2342 (bitmap_insert_into_set): Likewise.
2343 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2345 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2348 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2349 (do_self_spec): For switches with SWITCH_IGNORE set set also
2350 SWITCH_IGNORE_PERMANENTLY.
2351 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2354 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2356 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2357 tree of an unreferenced global var.
2359 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2362 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2363 GTU to GT for V4SI and V2DI.
2365 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2366 (umin<mode>3): Removed.
2368 (uminv4si3): Likewise.
2370 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2373 * collect2.c (main): Turn on trace in collect2 if -v is passed
2376 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2378 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2379 description of expression operand.
2381 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2383 * configure.ac: Add install-html to target_list for Make-hooks.
2384 * configure: Regenerate.
2385 * fortran/Make-lang.in (F95_HTMLFILES): New.
2386 (fortran.html): Use it.
2387 (fortran.install-html): New.
2388 * Makefile.in (install-html): Add lang.install-html.
2389 * java/Make-lang.in (JAVA_HTMLFILES): New.
2390 (java.html): Use it.
2391 (java.install-html): New.
2392 * objc/Make-lang.in (objc.install-html): New.
2393 * objcp/Make-lang.in (obj-c++.install-html): New.
2394 * cp/Make-lang.in (c++.install-html): New.
2395 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2396 * lto/Make-lang.in (lto.install-html): New.
2398 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2401 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2403 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2405 PR rtl-optimization/41862
2406 * store-motion.c (store_killed_in_insn, compute_store_table,
2407 remove_reachable_equiv_notes, replace_store_insn,
2408 build_store_vectors): Ignore all DEBUG_INSNs.
2410 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2413 * common.opt: Add dumpdir.
2415 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2417 (option_map): Add --dumpdir.
2419 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2421 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2423 * opts.c (decode_options): Try dump_dir_name first if
2424 dump_base_name isn't an absolute path.
2425 (common_handle_option): Handle OPT_dumpdir.
2427 * toplev.c (dump_dir_name): New.
2428 (print_switch_values): Also ignore -dumpdir.
2430 * toplev.h (dump_dir_name): New.
2432 2010-01-03 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/42589
2435 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2436 double-word expansion of bswap32.
2438 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2440 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2441 with BLOCK_FOR_INSN.
2442 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2443 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2444 noce_process_if_block): Likewise.
2445 * gcse.c (compute_local_properties, insert_expr_in_table,
2446 insert_set_in_table, canon_list_insert, find_avail_set,
2447 pre_insert_copy_insn): Likewise.
2449 * basic-block.h (BLOCK_NUM): Move from here...
2450 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2452 2010-01-03 Richard Guenther <rguenther@suse.de>
2454 PR tree-optimization/42438
2455 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2456 contains_may_not_return_call flag.
2457 (BB_MAY_NOTRETURN): New.
2458 (valid_in_sets): Trapping nary operations are not valid
2459 in blocks that may not return.
2460 (insert_into_preds_of_block): Remove check for trapping expressions.
2461 (compute_avail): Compute also BB_MAY_NOTRETURN.
2463 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2465 * doc/invoke.texi: Add 2010 to copyright years.
2467 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2469 * config/sparc/sparc.c: Fix formatting nits.
2471 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2472 Alexander Monakov <amonakov@ispras.ru>
2474 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2476 2010-01-02 Richard Guenther <rguenther@suse.de>
2479 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2480 (simplify_switch_using_ranges): Mark to be removed edges
2483 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2485 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2487 * collect2.c (scan_libraries): Add missing argument in call to
2490 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2493 * config/alpha/predicates.md (aligned_memory_operand): Return false
2495 (unaligned_memory_operand): Return true for CQImode.
2496 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2497 doesn not cross aligned SImode word boundary.
2499 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2501 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2503 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2504 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2506 2010-01-02 Richard Guenther <rguenther@suse.de>
2509 * toplev.c (compile_file): Emit LTO marker properly. Change
2511 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2513 2010-01-01 Richard Guenther <rguenther@suse.de>
2516 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2518 2010-01-01 Richard Guenther <rguenther@suse.de>
2521 * c-decl.c (grokdeclarator): For zero-size arrays force
2522 structural equality checks as layout_type does.
2524 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2526 * builtins.c: Update copyright to 2010.
2528 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2531 * lto-streamer-out.c (produce_asm): Revert the last change.
2532 (copy_function): Likewise.
2534 * lto-streamer.c (lto_get_section_name): Skip any leading
2537 2010-01-01 Richard Guenther <rguenther@suse.de>
2540 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2544 Copyright (C) 2010 Free Software Foundation, Inc.
2546 Copying and distribution of this file, with or without modification,
2547 are permitted in any medium without royalty provided the copyright
2548 notice and this notice are preserved.