1 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * cfg.c (alloc_aux_for_block): Remove inline.
4 (alloc_aux_for_edge): Likewise.
6 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
10 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
13 * config/i386/sol2-gas.h: New file.
14 * config.gcc (i[34567]86-*-solaris2*): Use it.
16 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
19 * c-typeck.c (ep_convert_and_check): New.
20 (build_conditional_expr): Use it.
21 (build_binary_op): Likewise.
23 2010-02-24 Jakub Jelinek <jakub@redhat.com>
25 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
28 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
30 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
31 expr needs to have DECL_NAME set.
33 2010-02-24 Nick Clifton <nickc@redhat.com>
35 * config/mep/mep.c: Include gimple.h.
36 (mep_function_uses_sp): Delete unused function.
37 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
38 parameters. Use unsigned integers to count args. Return a
39 NULL_RTX instead of an error_mark_node. Toidy up formatting.
41 2010-02-23 Jakub Jelinek <jakub@redhat.com>
44 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
45 greater or equal to nelt instead of 2 * nelt.
46 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
49 2010-02-23 Jason Merrill <jason@redhat.com>
52 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
53 in cfun->local_decls even if they have register types.
56 * stor-layout.c (place_field): Don't warn about unnecessary
57 DECL_PACKED if the type is packed.
59 2010-02-23 Jakub Jelinek <jakub@redhat.com>
62 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
63 GOTOFF relocs, even when the base reg isn't pic pointer.
65 2010-02-23 Michael Matz <matz@suse.de>
68 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
69 (expand_gimple_basic_block): Generate and use debug temps if there
70 are debug uses left after the last real use of TERed ssa names.
71 Unlink debug immediate uses when they are expanded.
73 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
76 * config/i386/i386.c (override_options): Reorganise to provide
77 better error messages.
79 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
82 * graphite-scop-detection.c (create_single_exit_edge): Move
83 the call to find_single_exit_edge to....
84 (create_sese_edges): ...here. Don't handle multiple edges
86 (build_graphite_scops): Don't handle multiple edges
89 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
92 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
93 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
95 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
98 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
100 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
103 * c-typeck.c (convert_arguments): Print declaration location.
104 * c-common.c (validate_nargs): Rename as
105 builtin_function_validate_nargs.
106 (check_builtin_function_arguments): Update.
108 2010-02-22 Richard Guenther <rguenther@suse.de>
111 * tree-inline.c (declare_return_variable): Use the type of
112 the call stmt lhs if available.
114 2010-02-22 Duncan Sands <baldrick@free.fr>
116 * passes.c (register_pass): Always consider all pass lists when
117 ref_pass_instance_number is zero.
119 2010-02-22 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/42749
122 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
123 parameter. Do arithmetic in the original type.
124 (update_accumulator_with_ops): Likewise.
125 (adjust_accumulator_values): Adjust.
127 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
129 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
130 (QI to BLKmode splitter): New splitter.
132 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
134 * config/i386/i386.c (initial_ix86_tune_features): Turn on
135 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
137 2010-02-22 Richard Guenther <rguenther@suse.de>
139 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
141 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
143 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
144 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
145 ($(T)crti.o, $(T)crtn.o): Remove rules.
147 2010-02-21 Tobias Burnus <burnus@net-b.de>
150 * doc/invoke.texi (-fassociative-math): Document that this
151 option is automatically enabled for Fortran.
153 2010-02-20 David S. Miller <davem@davemloft.net>
155 * configure.ac: Test if linker and assembler properly support
156 GOTDATA_OP relocations.
157 * configure: Rebuild.
158 * config.in: Likewise.
159 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
160 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
161 (movsi_high_pic): Likewise.
162 (movdi_lo_sum_pic): Likewise.
163 (movdi_high_pic): Likewise.
164 (movsi_pic_gotdata_op): New pattern.
165 (movdi_pic_gotdata_op): Likewise.
166 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
167 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
169 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
172 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
174 (xop_mulv2div2di3_high): Ditto.
176 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
179 * c.opt (Wconversion-null): New option.
180 * doc/invoke.texi (Wconversion-null): Document.
182 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
184 * common.opt (Wlarger-than-): Add Undocumented.
186 2010-02-19 Mike Stump <mikestump@comcast.net>
188 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
190 2010-02-19 Jason Merrill <jason@redhat.com>
193 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
194 * configure: Likewise.
196 2010-02-20 Alan Modra <amodra@gmail.com>
199 * cgraph.h (cgraph_make_decl_local): Declare.
200 * cgraph.c (cgraph_make_decl_local): New function.
201 (cgraph_make_node_local): Use it.
202 * cgraphunit.c (cgraph_function_versioning): Likewise.
203 * ipa.c (function_and_variable_visibility): Likewise.
205 2010-02-19 Jakub Jelinek <jakub@redhat.com>
208 * except.c (sjlj_emit_function_enter): Don't call
209 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
211 * rtl.h (add_reg_br_prob_note): Remove prototype.
213 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
216 * c-common.c (conversion_warning): Remove widening conversions
217 before checking the conversion of integers to reals.
219 2010-02-19 Mike Stump <mikestump@comcast.net>
222 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
225 * cgraphunit.c (process_function_and_variable_attributes): Check
226 DECL_PRESERVE_P instead of looking up attribute "used".
227 * ipa-pure-const.c (check_decl): Likewise.
228 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
229 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
230 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
231 instead of attribute "used".
232 * config/sol2-c.c (solaris_pragma_init): Likewise.
233 (solaris_pragma_fini): Likewise.
235 2010-02-19 Jakub Jelinek <jakub@redhat.com>
237 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
238 Use XCNEW instead of xcalloc.
239 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
240 XNEW instead of xmalloc.
241 (get_fields): Use XNEWVEC instead of xmalloc.
244 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
246 (create_new_general_access): For debug stmts just reset value.
247 (get_stmt_accesses): For accesses within debug stmts just record them
248 using add_access_to_acc_sites instead of preventing the peeling or
249 counting them as accesses.
252 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
254 2010-02-19 Richard Guenther <rguenther@suse.de>
256 PR tree-optimization/42916
257 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
260 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
262 * configure.ac: Replace all uses of changequote in macro arguments
265 2010-02-19 Jakub Jelinek <jakub@redhat.com>
268 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
270 2010-02-19 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/42944
273 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
274 test for aliasing with errno.
276 2010-02-19 Jakub Jelinek <jakub@redhat.com>
279 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
280 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
281 * dojump.c: Include output.h.
282 (inv): New inline function.
283 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
284 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
285 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
286 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
287 argument, pass it down to other calls.
288 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
289 add REG_BR_PROB note to the conditional jump.
290 * cfgexpand.c (add_reg_br_prob_note): Removed.
291 (expand_gimple_cond): Don't call it, add the probability
292 as last argument to jumpif_1/jumpifnot_1.
293 * Makefile.in (dojump.o): Depend on output.h.
294 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
296 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
297 * stmt.c (do_jump_if_equal): Likewise.
298 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
299 * loop-unswitch.c (compare_and_jump_seq): Likewise.
300 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
302 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
303 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
305 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
307 (store_expr): Adjust jumpifnot caller.
308 (store_constructor): Adjust jumpif caller.
311 * gimplify.c (gimple_boolify): For __builtin_expect call
312 gimple_boolify also on its first argument.
314 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
316 * configure.ac (gnu-unique-object): Wrap regexps using [] in
318 (__stack_chk_fail): Ditto. Remove quadrigraphs.
319 * configure: Regenerated.
321 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
323 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
324 lang_hooks.types_compatible_p instead of comptypes.
326 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
328 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
329 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
330 if __prefer_thumb__ is defined.
332 2010-02-18 Martin Jambor <mjambor@suse.cz>
334 PR tree-optimization/43066
335 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
336 array with zero-sized element type.
338 2010-02-18 Jakub Jelinek <jakub@redhat.com>
340 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
341 rtx, allocate struct var_loc_node here and return it to the
342 caller, and only if it is actually needed.
343 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
344 move it earlier and return immediately if it returns NULL.
346 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
348 * config/sparc/gas.h: New file. Restore
349 TARGET_ASM_NAMED_SECTION to its ELF default.
350 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
352 * config/sparc/sparc.c (sparc_elf_asm_named_section):
353 Likewise. Add ATTRIBUTE_UNUSED to prototype.
354 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
357 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
359 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
361 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
363 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
364 patterns from predicated pattern.
366 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
370 for insn mnemonic suffix.
372 2010-02-17 Richard Guenther <rguenther@suse.de>
374 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
377 2010-02-17 Jakub Jelinek <jakub@redhat.com>
380 * caller-save.c (save_call_clobbered_regs): If BB ends with
381 a DEBUG_INSN, move any notes in between last real insn and the last
382 DEBUG_INSN after the last DEBUG_INSN.
384 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
386 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
387 Fix return type. Fix argument type. Explain meaning of return value.
389 2010-02-16 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/41043
392 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
393 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
395 (vrp_visit_phi_node): ... but only for loop PHI nodes.
397 2010-02-16 Ira Rosen <irar@il.ibm.com>
399 PR tree-optimization/43074
400 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
401 * tree-vect-loop.c (vect_analyze_loop_operations): Add
402 vectorizable cycles in hybrid SLP check.
403 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
405 2010-02-16 Richard Guenther <rguenther@suse.de>
407 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
408 (true_dependence): If memrefs_conflict_p computes must-alias
409 trust it. Move TBAA check after offset-based disambiguation.
410 (canon_true_dependence): Likewise.
412 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
414 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
415 * doc/invoke.texi: Document it.
416 * var-tracking.c: Include toplev.h and params.h.
417 (vt_find_locations): Return bool indicating success. Compute
418 hash sizes unconditionally. Check new parameter, report.
419 (variable_tracking_main_1): Check vt_find_locations results and
420 retry. Renamed from...
421 (variable_tracking_main): ... this. New wrapper to preserve
422 flag_var_tracking_assignments.
423 * Makefile.in (var-tracking.o): Adjust dependencies.
425 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
426 Jakub Jelinek <jakub@redhat.com>
429 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
430 if weak_import attribute is present.
431 * config/darwin.c (machopic_select_section): Likewise.
433 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
435 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
436 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
437 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
438 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
440 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
442 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
445 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
446 Rewrite text to refer to the names.
448 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
450 * config/i386/i386-builtin-types.def
451 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
452 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
453 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
454 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
455 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
456 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
457 IX86_BUILTIN_VPERMIL2PS256.
458 (MULTI_ARG_4_DF2_DI_I): Defined.
459 (MULTI_ARG_4_DF2_DI_I1): Defined.
460 (MULTI_ARG_4_SF2_SI_I): Defined.
461 (MULTI_ARG_4_SF2_SI_I1): Defined.
462 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
463 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
464 __builtin_ia32_vpermil2ps256.
465 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
466 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
467 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
468 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
469 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
470 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
471 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
472 CODE_FOR_xop_vpermil2v8sf3.
473 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
474 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
475 * config/i386/xopintrin.h (_mm_permute2_pd): New.
476 (_mm256_permute2_pd): New.
477 (_mm_permute2_ps): New.
478 (_mm256_permute2_ps): New.
480 2010-02-15 Nick Clifton <nickc@redhat.com>
482 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
483 boolean parameters. Use emit_jump_insn when emitting a pop
484 instruction containing a return insn.
485 (push): Use 'true' rather than '1' as second parameter to F.
486 (h8300_expand_prologue): Likewise.
487 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
488 (h8300_expand_epilogue): Likewise.
490 2010-02-15 Richard Guenther <rguenther@suse.de>
493 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
496 2010-02-15 Nick Clifton <nickc@redhat.com>
498 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
501 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
503 * intl.c (fake_ngettext): New function.
504 * intl.h (fake_ngettext): Declare.
505 (ngettext): Define macro.
506 * collect2.c (notice_translated): New function.
507 (main): Use notice_translated and ngettext.
508 * collect2.h (notice_translated): Declare.
510 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
512 * reorg.c (delete_computation): Comment fixes.
513 * caller-save.c (setup_save_areas): Idem.
514 * sel-sched-dump.c (dump_lv_set): Idem.
517 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
519 * config/s390/s390.c (s390_sched_init): New function.
520 (TARGET_SCHED_INIT): Target hook defined.
522 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
523 Jack Howarth <howarth@bromo.med.uc.edu>
524 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
527 Partial revert of unintended change in fix for PR41605.
528 * config/darwin.h: Fix typo.
529 * config/darwin9.h: Same.
531 2010-02-11 Jakub Jelinek <jakub@redhat.com>
533 * c-pch.c (pch_init): Clear v.
535 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
538 * graphite-scop-detection.c (graphite_can_represent_scev): Call
539 graphite_can_represent_init for MULT_EXPR.
541 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
545 * graphite-sese-to-poly.c (remove_phi): New.
546 (translate_scalar_reduction_to_array): Call remove_phi.
548 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
551 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
552 * graphite-clast-to-gimple.h (gloog): Update declaration.
553 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
554 * graphite-poly.h (struct poly_bb): Add missing comments.
555 (struct scop): Add poly_scop_p field.
557 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
558 * graphite.c (graphite_transform_loops): Build the polyhedral
559 representation for each scop before code generation.
560 * sese.c (rename_variables_in_operand): Removed.
561 (rename_variables_in_expr): Return the renamed expression.
562 (rename_sese_parameters): New.
563 * sese.h (rename_sese_parameters): Declared.
565 2010-02-11 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/42998
568 * tree-ssa-pre.c (create_expression_by_pieces): Treat
569 POINTER_PLUS_EXPR properly.
571 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
572 Changpeng Fang <changpeng.fang@amd.com>
575 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
576 the cost of an IV candidate when the IV is used in a test against zero.
578 * gcc.dg/tree-ssa/ivopts-3.c: New.
580 2010-02-11 Richard Guenther <rguenther@suse.de>
583 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
584 pointer-vs-decl case by swapping refs. Handle some cases
585 of pointer-vs-decl disambiguations more conservatively.
586 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
587 to false after expanding.
589 2010-02-11 Richard Guenther <rguenther@suse.de>
592 * gcc.c (process_command): Handle LTO file@offset case more
595 2010-02-11 Jakub Jelinek <jakub@redhat.com>
597 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
598 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
600 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
602 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
603 if MEM's mode size isn't DWARF2_ADDR_SIZE.
604 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
605 Optimize eq/ne comparisons when both arguments are known to be
607 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
608 Don't mask operands unnecessarily if they are known to be already
611 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
613 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
616 2010-02-10 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/43017
619 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
620 for wrapping signed arithmetic.
622 2010-02-10 Jakub Jelinek <jakub@redhat.com>
625 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
626 if no debug info should be emitted for it.
628 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
630 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
631 note when flag_exceptions is set.
633 2010-02-10 Duncan Sands <baldrick@free.fr>
635 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
637 2010-02-10 Richard Guenther <rguenther@suse.de>
640 * tree.c (get_unwidened): Handle constants.
641 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
643 2010-02-10 Martin Jambor <mjambor@suse.cz>
646 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
647 check for variable argument counts independently.
649 2010-02-10 Christian Bruel <christian.bruel@st.com>
652 * config/sh/sh.c (find_barrier): Increase length for non delayed
653 conditional branches.
655 2010-02-10 Christian Bruel <christian.bruel@st.com>
657 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
659 2010-02-10 Jakub Jelinek <jakub@redhat.com>
661 * builtins.c (set_builtin_user_assembler_name): Also handle
662 ffs if int is smaller than word.
664 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
667 * ira-conflicts.c (get_dup): Remove.
668 (process_reg_shuffles): Add new parameter. Use it as an
669 additional guard for copy generation.
670 (add_insn_allocno_copies): Rewrite.
672 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
674 * common.opt (fsched2-use-traces): Preserved for backward
676 * doc/invoke.texi: Remove the documentation about option
678 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
679 flag_sched2_use_traces.
680 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
681 the backward compatibility flag section.
683 2010-02-09 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/43008
686 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
687 make HEAP variables initialized from global memory if they
688 are not known builtin functions.
689 (find_func_aliases): Adjust.
691 2010-02-09 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/43000
694 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
697 2010-02-08 Jakub Jelinek <jakub@redhat.com>
699 PR tree-optimization/42931
700 * tree-loop-linear.c (try_interchange_loops): Don't call
701 double_int_mul if estimated_loop_iterations failed.
703 2010-02-08 Martin Jambor <mjambor@suse.cz>
706 * tree-sra.c (build_accesses_from_assign): Do not mark in
707 should_scalarize_away_bitmap if stmt has volatile ops.
708 (sra_modify_assign): Do not process assigns piecemeal if if stmt
711 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
713 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
715 2010-02-07 Adam Nemet <adambnmet@gmail.com>
717 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
720 2010-02-07 Andrew Pinski <pinskia@gmail.com>
723 * df-core.c (df_finish_pass): Change type of saved_flags to int.
725 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
728 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
729 to unknown_dependence.
730 (graphite_legal_transform_dr): Handle the unknown_dependence.
731 (graphite_carried_dependence_level_k): Same.
733 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
735 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
737 2010-02-07 Richard Guenther <rguenther@suse.de>
740 * expr.c (get_inner_reference): Always initialize *pbitsize.
742 2010-02-07 Richard Guenther <rguenther@suse.de>
745 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
746 new ARRAY_REFs on variable size element or minimal index arrays.
748 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
749 gimple_fold_indirect_ref.
751 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
754 * arm.c (arm_override_options): Just return if the user has specified
757 2010-02-03 Jason Merrill <jason@redhat.com>
760 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
761 i386_pe_maybe_record_exported_symbol.
763 2010-02-05 Steve Ellcey <sje@cup.hp.com>
766 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
767 (pa_delegitimize_address): New function.
769 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
771 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
772 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
774 2010-02-05 Richard Guenther <rguenther@suse.de>
777 * lto-streamer-in.c (get_resolution): Deal with references
778 to undefined functions.
780 2010-02-05 Richard Guenther <rguenther@suse.de>
782 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
783 (fold_const_aggregate_ref): Likewise.
784 (ccp_fold_stmt): Substitute loads.
785 (maybe_fold_reference): Verify types before substituting.
787 (fold_gimple_assign): Unshare properly.
788 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
790 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
792 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
793 for rs6000_gen_cell_microcode.
795 2010-02-04 Richard Guenther <rguenther@suse.de>
797 PR rtl-optimization/42952
798 * dse.c (const_or_frame_p): Remove MEM handling.
800 2010-02-04 Nick Clifton <nickc@redhat.com>
802 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
803 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
804 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
805 (mn10300_asm_output_mi_thunk): New function.
806 (mn10300_can_output_mu_thunk): New function.
807 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
808 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
809 (FUNCTION_ARG): Delete incorrect comment.
811 2010-02-03 Jason Merrill <jason@redhat.com>
814 * fold-const.c (operand_equal_p): Handle erroneous types.
816 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
818 * config/h8300/h8300.md (can_delay): Fix attibute condition.
820 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
822 PR rtl-optimization/42941
823 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
826 2010-02-03 Jason Merrill <jason@redhat.com>
829 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
831 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
834 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
836 (cselib_reset_table): Renamed from...
837 (cselib_reset_table_with_next_value): ... this.
838 (cselib_get_next_uid): Renamed from...
839 (cselib_get_next_unknown_value): ... this.
840 * cselib.c (next_uid): Renamed from...
841 (next_unknown_value): ... this.
842 (cselib_clear_table): Adjust.
843 (cselib_reset_table): Adjust. Renamed from...
844 (cselib_reset_table_with_next_value): ... this.
845 (cselib_get_next_uid): Adjust. Renamed from...
846 (cselib_get_next_unknown_value): ... this.
847 (get_value_hash): Use hash.
848 (cselib_hash_rtx): Likewise.
849 (new_cselib_val): Adjust. Set and dump uid.
850 (cselib_lookup_mem): Pass next_uid as hash.
851 (cselib_subst_to_values): Likewise.
852 (cselib_log_lookup): Dump uid.
853 (cselib_lookup): Pass next_uid as hash. Adjust.
854 (cselib_process_insn): Adjust.
855 (cselib_init): Initialize next_uid.
856 (cselib_finish): Adjust.
857 (dump_cselib_table): Likewise.
858 * dse.c (canon_address): Dump value uid.
859 * print-rtl.c (print_rtx): Print value uid.
860 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
862 (dv_uid): New function, sort of renamed from...
863 (dv_htab_hash): ... this, reimplemented in terms of it and...
864 (dv_uid2hash): ... this. New.
865 (variable_htab_eq): Drop excess assertions.
866 (tie_break_pointers): Removed.
867 (canon_value_cmp): Compare uids.
868 (variable_post_merge_New_vals): Print uids.
869 (vt_add_function_parameters): Adjust.
870 (vt_initialize): Reset table. Adjust.
872 2010-02-03 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/42944
875 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
876 (call_may_clobber_ref_p_1): Likewise. Properly handle
877 malloc and calloc clobbering errno.
879 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
881 * doc/invoke.texi: Fix name of sched1 dump.
883 * opts.c (decode_options): Set flag_tree_switch_conversion
884 only conditionally on optimize >= 2.
886 * gcse.c: Assorted comment fixes in pass description.
888 2010-02-03 Anthony Green <green@moxielogic.com>
890 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
891 nop padding in order to maintain alignment of storage location of
892 target function address.
893 (moxie_trampoline_init): Store target function address at newly
895 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
897 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
899 2010-02-03 Richard Guenther <rguenther@suse.de>
902 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
904 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
906 * config.gcc: Reenable check for obsolete targets.
907 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
908 mips-sgi-irix6.[0-4]*.
910 2010-02-02 Nick Clifton <nickc@redhat.com>
912 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
913 constant size of 4 as being the same as 0.
914 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
915 can take values in the range 0..4.
917 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
920 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
921 as _darwin10_Unwind_FindEnclosingFunction().
922 * libgcc-libsystem.ver: New.
924 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
927 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
928 implicitly set registers.
930 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
932 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
933 (arm_override_options): Allow automatic selection of the thread
934 pointer register if thumb2.
935 (legitimize_pic_address): Improve code sequences for Thumb2.
936 (arm_call_tls_get_addr): Likewise.
937 (legitimize_tls_address): Likewise.
938 * arm.md (pic_load_addr_arm): Delete. Replace with ...
939 (pic_load_addr_32bit): ... this. New named pattern.
940 * thumb2.md (pic_load_addr_thumb2): Delete.
941 (pic_load_dot_plus_four): Delete.
942 (tls_load_dot_plus_four): New named pattern.
944 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
947 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
948 Document fix for TLS bug.
950 2010-01-31 Richard Guenther <rguenther@suse.de>
952 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
953 conservatively correct.
955 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
959 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
961 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
963 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
965 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
967 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
969 * config.gcc: Adjust order of makefile fragments for mingw targets.
971 2010-01-31 Richard Guenther <rguenther@suse.de>
974 * gimplify.c (gimplify_init_constructor): For volatile LHS
975 initialize a temporary.
977 2010-01-31 Matthias Klose <doko@ubuntu.com>
979 * configure.ac: Fix __stack_chk_fail check for cross builds configured
981 * configure: Regenerate.
983 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
985 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
986 the same alias set and their sizes different constantness.
987 (aliasing_component_refs_p): Revert 2009-10-24 change.
989 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
994 2010-01-29 Richard Guenther <rguenther@suse.de>
996 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
997 Assert we successfully updated the call.
999 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1001 PR rtl-optimization/42889
1002 * df.h (df_set_bb_dirty_nonlr): New prototype.
1003 * df-core.c (df_set_bb_dirty_nonlr): New function.
1004 * df-scan.c (df_insn_rescan): Call it instead of
1005 df_set_bb_dirty for DEBUG_INSNs.
1007 2010-01-29 Richard Guenther <rguenther@suse.de>
1010 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1011 quadratic behavior in most cases.
1013 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1017 in the call to gen_x86_movsicc_0_m1.
1019 2010-01-28 Richard Guenther <rguenther@suse.de>
1021 PR tree-optimization/42871
1022 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1024 2010-01-28 Richard Guenther <rguenther@suse.de>
1026 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1027 into call arguments.
1029 2010-01-28 Richard Guenther <rguenther@suse.de>
1032 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1033 the forwarder if the destination is an EH landing pad.
1035 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1037 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1038 block list passed to gimple_duplicate_sese_tail.
1039 (parallelize_loops): Avoid parallelization when the function
1041 Avoid parallelization when the preheader is IRREDUCIBLE.
1042 Try to optimize when estimated_loop_iterations_int is unresolved.
1043 Add the loop's location to the dump file.
1044 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1045 (gimple_duplicate_sese_tail): Remove the check for the latch.
1046 Redirect nexits to the exit block.
1047 Remove handling of the incoming edges to the latch.
1048 Redirect the backedge from the copied latch to the exit bb.
1050 2010-01-28 Michael Matz <matz@suse.de>
1053 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1054 Wrap force_reg into a sequence, emit it before user.
1056 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1058 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1060 (arm_legacy_rev): Likewise.
1061 (thumb_legacy_rev): Likewise.
1063 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1065 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1066 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1067 on MEM's address failed, try avoid_constant_pool_reference and
1068 recurse if it returned something different.
1069 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1070 address, try avoid_constant_pool_reference and recurse if it
1071 returned something different.
1072 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1073 address and avoid_constant_pool_reference returned something
1074 different, don't set have_address.
1076 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1079 * var-tracking.c (val_store): Add modified argument, obey it.
1081 (count_uses): Move down logging of main.
1082 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1083 don't need resolution.
1084 (emit_notes_in_bb): Likewise.
1086 2010-01-27 Richard Guenther <rguenther@suse.de>
1089 * tree-inline.c (remap_decl): Delay remapping of SSA name
1090 default definitions until we need them.
1092 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1094 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1095 (rs6000_delegitimize_address): New function.
1097 * config/s390/s390.c (s390_delegitimize_address): Call
1098 delegitimize_mem_from_attrs.
1101 * tree-inline.c (cannot_copy_type_1): Removed.
1102 (copy_forbidden): Don't forbid copying of functions containing
1103 records/unions with variable length fields.
1105 2010-01-27 Christian Bruel <christian.bruel@st.com>
1109 * config/sh/sh.c (find_barrier): Increase length for non delayed
1110 conditional branches.
1112 2010-01-27 Matthias Klose <doko@ubuntu.com>
1114 * configure.ac (gnu-unique-object): Fix ldd version check.
1115 * configure: Regenerate.
1117 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1119 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1121 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1122 Test for HAVE_GNU_AS value.
1124 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1126 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1127 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1128 INT64_TYPE): Define.
1129 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1130 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1131 INT_LEAST64_TYPE): Define.
1132 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1133 UINT_LEAST64_TYPE): Define.
1134 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1135 INT_FAST64_TYPE): Define.
1136 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1137 UINT_FAST64_TYPE): Define.
1138 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1139 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1140 (SIG_ATOMIC_TYPE): Define.
1142 2010-01-26 Richard Guenther <rguenther@suse.de>
1144 * df-scan.c (df_scan_set_bb_info): Remove assert.
1145 (df_insn_rescan_debug_internal): Merge asserts.
1146 (df_install_ref): Likewise.
1147 (df_mark_reg): Use bitmap_set_range.
1148 (df_hard_reg_used_p): Remove assert.
1149 (df_hard_reg_used_count): Likewise.
1151 2010-01-26 Richard Guenther <rguenther@suse.de>
1153 PR rtl-optimization/42685
1154 * web.c (web_main): Ignore DEBUG_INSNs.
1156 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1158 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1160 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1161 Fix types of fndecl and arglist parameters.
1163 2010-01-26 Richard Guenther <rguenther@suse.de>
1166 * tree-eh.c (unsplit_eh): Skip debug insns.
1168 2010-01-26 Richard Guenther <rguenther@suse.de>
1170 PR tree-optimization/42250
1171 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1173 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1176 * omp-low.c (expand_omp_sections): Only use single_pred if
1177 l2_bb is single_pred_p.
1179 2010-01-25 Christian Bruel <christian.bruel@st.com>
1182 * config/sh/sh.c (find_barrier): Increase length for non delayed
1183 conditional branches.
1184 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1186 2010-01-24 David S. Miller <davem@davemloft.net>
1188 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1189 define if not using GAS.
1190 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1191 Likewise. Delete SECTION_MERGE code, which is only applicable
1194 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1197 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1198 mangling of va_list in system headers.
1200 2010-01-23 Toon Moene <toon@moene.org>
1202 * tree-predcom.c (combine_chains): Return NULL, not false.
1204 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1206 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1207 initialization of variable res to agree with return type.
1209 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1211 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1212 * tree-sra.c: Add include of expr.h.
1214 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1216 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1217 insert the debug stmt on the single non-EH edge from the stmt.
1219 2010-01-22 Richard Henderson <rth@redhat.com>
1222 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1223 the RHS until after generate_subtree_copies has insertted its
1224 code before the current statement.
1226 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1228 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1230 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1232 2010-01-21 Martin Jambor <mjambor@suse.cz>
1234 PR tree-optimization/42585
1235 * tree-sra.c (struct access): New field grp_total_scalarization.
1236 (dump_access): Dump the new field.
1237 (should_scalarize_away_bitmap): New variable.
1238 (cannot_scalarize_away_bitmap): Likewise.
1239 (sra_initialize): Allocate new bitmaps.
1240 (sra_deinitialize): Free new bitmaps.
1241 (create_access_1): New function.
1242 (create_access): Parts moved to create_access_1.
1243 (type_consists_of_records_p): New function.
1244 (completely_scalarize_record): Likewise.
1245 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1246 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1247 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1249 (analyze_all_variable_accesses): Completely scalarize small eligible
1252 2010-01-21 Martin Jambor <mjambor@suse.cz>
1254 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1256 2010-01-21 Andrew Haley <aph@redhat.com>
1258 * gcc.c (process_command): Move lang_specific_driver before
1259 setting cc_libexec_prefix.
1261 2010-01-21 Richard Guenther <rguenther@suse.de>
1264 * fold-const.c (negate_expr_p): Pretend only negative
1265 real constants are easily negatable.
1267 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1268 Jason Merrill <jason@redhat.com>
1270 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1271 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1272 * calls.c (initialize argument_information): Handle it.
1273 * c-common.c (handle_transparent_union_attribute): Use new name.
1274 * c-decl.c (finish_struct): Ditto.
1275 * c-typeck.c (type_lists_compatible_p): Ditto.
1276 (convert_for_assignment): Use new name and also handle record.
1277 * function.c (aggregate_value_p): Handle it.
1278 (pass_by_reference): Ditto.
1279 (assign_parm_data_types): Ditto.
1280 * print-tree.c (print_node): Ditto.
1281 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1282 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1283 * tree.c (first_field): New fn.
1285 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1288 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1289 even when linking statically, for now.
1291 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1294 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1295 without a cselib val.
1296 (count_uses): Accept MO_VAL_SET with no val on stores.
1297 (add_stores): Likewise.
1299 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1301 * var-tracking.c (check_value_val): Add a compile time assertion.
1302 (dv_is_decl_p): Simplify.
1303 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1304 gcc_assert if ENABLE_CHECKING.
1306 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1309 * var-tracking.c: Include tree-flow.h.
1310 (mem_dies_at_call): New.
1311 (dataflow_set_preserve_mem_locs): Use it.
1312 (dataflow_set_remove_mem_locs): Likewise.
1313 (dump_var): Renamed from dump_variable. Adjust all callers.
1314 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1315 * Makefile.in (var-tracking.o): Adjust deps.
1317 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1319 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1321 2010-01-20 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/42717
1324 * tree-ssa-dce.c (get_live_post_dom): Remove.
1325 (forward_edge_to_pdom): Take an arbitrary edge to copy
1326 degenerate PHI args from.
1327 (remove_dead_stmt): Use the first post-dominator even if it
1328 does not contain live statements as redirection destination.
1330 2010-01-20 Richard Guenther <rguenther@suse.de>
1332 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1334 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1336 * sel-sched.c (create_speculation_check): Remove set but not used
1338 (try_transformation_cache): Remove set but not used variable ds.
1339 (calculate_privileged_insns): Remove set but not used variables
1340 cur_insn and min_spec_insn.
1341 (find_best_expr): Remove set but not used variable avail_n.
1342 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1344 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1346 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1347 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1350 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1353 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1354 cpu types. Add support for *-sse3 cpu types.
1355 (x86_64-*-*): Ditto.
1357 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1360 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1361 argument, call initializer_constant_valid_p_1 instead of
1362 initializer_constant_valid_p, pass CACHE to it, return NULL
1363 immediately if first call returns NULL.
1364 (initializer_constant_valid_p_1): New function.
1365 (initializer_constant_valid_p): Use it.
1367 2010-01-20 Thomas Quinot <quinot@adacore.com>
1369 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1371 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1373 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1374 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1375 (loc_list_from_tree): Don't handle unsigned division. Handle
1376 signed modulo using DW_OP_{over,over,div,mul,minus}.
1377 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1378 modulo instead of signed.
1380 2010-01-20 DJ Delorie <dj@redhat.com>
1382 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1384 (h8300_emit_stack_adjustment): Propogate it.
1386 (h8300_expand_prologue): Likewise.
1387 (h8300_expand_epilogue): Likewise.
1389 2010-01-19 Michael Matz <matz@suse.de>
1391 PR tree-optimization/41783
1392 * tree-data-ref.c (toplevel): Include flags.h.
1393 (dump_data_dependence_relation): Also dump the inputs if the
1394 result will be unknown.
1395 (split_constant_offset_1): Look through some conversions.
1396 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1397 the offset from last element is too large.
1398 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1399 (reassociate_to_the_same_stmt): Handle vector registers.
1400 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1402 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1403 wide_prolog_niters argument, emit widening instructions.
1404 (vect_do_peeling_for_alignment): Adjust caller, use widened
1405 variant of the iteration cound.
1406 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1408 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1411 * config/arm/neon-testgen.m (emit_automatics): New parameter
1412 features. Adjust for Fixed_return_reg feature.
1413 (test_intrinsic): Call emit_automatics with new feature.
1414 * config/arm/neon.ml: Update copyright years.
1415 (features): New Fixed_return_reg feature.
1416 (ops): Update feature for Vget_low.
1418 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1420 PR tree-optimization/42719
1421 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1425 * fwprop.c (all_uses_available_at): Return false if def_set dest
1426 is a REG that is used in def_insn.
1428 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1430 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1432 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1435 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1437 * target.h (struct gcc_target) <secondary_reload>: Change type
1438 of last argument to secondary_reload_info *.
1440 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1443 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1444 memory references with unaligned offsets. Remove CQImode handling.
1445 (unaligned_memory_operand): Return 1 for memory references with
1446 unaligned offsets. Remove CQImode handling.
1448 2010-01-18 Richard Guenther <rguenther@suse.de>
1451 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1454 2010-01-18 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/42781
1457 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1458 restrict processing only if the original variable was artificial.
1460 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1462 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1463 find number of popped argument bytes.
1465 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1466 Fix the text that describes the return value for invalid insns.
1468 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1470 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1471 Clarify what 'cost of the -dependence' is. Fix quoting.
1473 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1474 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1476 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1478 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1479 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1481 2010-01-17 Richard Guenther <rguenther@suse.de>
1484 * function.c (split_complex_args): Take a VEC to modify.
1485 (assign_parms_augmented_arg_list): Build a VEC instead of
1486 a chain of PARM_DECLs.
1487 (assign_parms_unsplit_complex): Take a VEC of arguments.
1488 Do not fixup unmodified parms.
1489 (assign_parms): Deal with the VEC.
1490 (gimplify_parameters): Likewise.
1492 2010-01-17 Richard Guenther <rguenther@suse.de>
1494 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1495 node existence check.
1496 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1497 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1498 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1499 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1500 (gimple_execute_on_growing_pred): Likewise.
1502 2010-01-17 Richard Guenther <rguenther@suse.de>
1504 PR tree-optimization/42773
1505 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1506 (compute_antic_aux): Likewise.
1507 (compute_partial_antic_aux): Likewise.
1509 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1512 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1515 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1517 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1520 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1521 Fix markup for strict argument.
1523 (TARGET_SCHED_REORDER2): Fix argument types.
1525 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1526 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1528 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1529 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1531 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1534 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1535 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1536 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1537 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1538 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1540 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1542 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1544 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1545 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1547 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1549 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1552 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1554 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1555 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1557 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1559 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1561 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1562 referring to it. Fix language.
1564 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1566 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1568 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1570 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1572 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1573 '@var{stream}. Remove stray 'and'.
1575 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1577 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1579 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1581 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1582 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1584 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1585 Fix description of return value.
1586 Rename argument "sz" to "len."
1588 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1589 Clarify meaning of 'true' return value.
1591 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1593 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1594 rep_mode versus mode_rep.
1596 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1598 (TARGET_BUILTIN_DECL): Fix name.
1600 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1602 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1604 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1606 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1608 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1610 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1613 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1614 Rename argument tm_fn to md_fn.
1616 (TARGET_OPTION_PRINT): Fix argument list.
1618 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1621 * config/i386/i386.c (ix86_fixup_binary_operands):
1622 Revert FMA4 fixup of operands.
1624 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1627 * Makefile.in (write_entries_to_file, install-plugin):
1628 Use \012 instead of \n with tr.
1630 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1632 * configure.ac (HAVE_AS_REF): New C macro.
1633 * configure: Regenerate.
1634 * config.in: Likewise.
1635 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1637 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1640 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1642 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1644 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1646 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1648 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1650 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1652 (TARGET_BINDS_LOCAL_P): Fix argument type.
1654 (TARGET_ASM_FILE_END): Use prototype.
1656 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1658 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1660 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1662 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1664 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1665 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1667 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1668 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1670 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1671 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1672 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1673 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1675 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1677 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1679 (TARGET_INIT_BUILTINS): Use prototype.
1681 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1682 Put 'const char *' in braces. Fix parameter types.
1683 (TARGET_INVALID_CONVERSION): Fix parameter types.
1684 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1685 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1687 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1690 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1692 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1694 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1696 * doc/tm.texi (TARGET_HELP): Fix return type.
1698 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1699 in braces. Fix argument types.
1701 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1703 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1705 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1707 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1708 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1710 (TARGET_MANGLE_TYPE): Fix argument types.
1712 (TARGET_IRA_COVER_CLASSES): Use prototype.
1714 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1716 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1718 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1720 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1722 (TARGET_CALLEE_COPIES): Fix argument types.
1724 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1726 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1728 (TARGET_FUNCTION_VALUE): Fix argument types.
1730 (TARGET_RETURN_IN_MSB): Fix argument type.
1732 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1734 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1736 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1738 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1739 agree with return type.
1741 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1743 2010-01-15 Jing Yu <jingyu@google.com>
1745 PR rtl-optimization/42691
1746 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1747 a pseudo to a constant and are merged, and adjust comments.
1749 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1751 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1753 2010-01-15 Richard Guenther <rguenther@suse.de>
1756 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1757 labels of computed or non-local gotos to the destination.
1758 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1759 landing pad label is the first label.
1761 2010-01-15 Richard Guenther <rguenther@suse.de>
1763 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1765 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1768 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1769 to allow generation of the xssqrtdp instruction on power7.
1770 (sqrtdf2_fpr): Ditto.
1772 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1775 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1776 functions with noreturn attribute.
1779 * varasm.c (declare_weak): Add weak attribute to decl if it
1780 doesn't have one already.
1781 (assemble_external): Only add decls to weak_decls if they also
1782 have weak attribute.
1784 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1786 * var-tracking.c (var_reg_delete): Don't delete the association
1787 between REGs and values or one-part variables if the register
1790 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1793 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1794 because its first operand is a non-localized variable.
1796 2010-01-14 Martin Jambor <mjambor@suse.cz>
1798 PR tree-optimization/42706
1799 * tree-sra.c (encountered_recursive_call): New variable.
1800 (encountered_unchangable_recursive_call): Likewise.
1801 (sra_initialize): Initialize both new variables.
1802 (callsite_has_enough_arguments_p): New function.
1803 (scan_function): Call decl and flags check only for IPA-SRA, check
1804 whether there is a recursive call and whether it has enough arguments.
1805 (all_callers_have_enough_arguments_p): New function.
1806 (convert_callers): Look for recursive calls only when
1807 encountered_recursive_call is set.
1808 (ipa_early_sra): Bail out either if
1809 !all_callers_have_enough_arguments_p or
1810 encountered_unchangable_recursive_call.
1812 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1814 * sel-sched.c: Add 2010 to copyright years.
1815 * sel-sched-ir.c: Likewise.
1816 * sel-sched-ir.h: Likewise.
1818 2010-01-14 Martin Jambor <mjambor@suse.cz>
1820 PR tree-optimization/42714
1821 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1822 constructors specially.
1824 2010-01-14 Andi Kleen <ak@linux.intel.com>
1826 * config/i386/drivers-i386.c (detect_caches_intel):
1827 Add l2sizekb parameter and fill in.
1828 (host_detect_local_cpu): Add l2sizekb, fill in.
1829 Add Atom small cache heuristic.
1831 2010-01-14 Andi Kleen <ak@linux.intel.com>
1833 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1834 Add level3 parameter and fill in.
1835 (detect_caches_intel): Handle level3 cache.
1837 2010-01-14 Andi Kleen <ak@linux.intel.com>
1839 * config/i386/drivers-i386.c (host_detect_local_cpu):
1840 Fix core duo detection.
1842 2010-01-14 Andi Kleen <ak@linux.intel.com>
1844 * config/i386/drivers-i386.c (host_detect_local_cpu):
1847 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1849 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1850 (rs6000_variable_issue_1): this. Use...
1851 (rs6000_variable_issue): here. Reimplement. Print debug info.
1853 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1855 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1856 sel_restore_notes. Update all callers. Call reemit_notes
1859 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1861 PR rtl-optimization/42246
1862 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1865 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1867 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1868 all successors is the same as number of successors in current region.
1870 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1872 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1873 to rename is not separable. Otherwise check that its LHS is not NULL.
1875 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1877 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1879 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1881 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1882 available registers when failed to discover LHS register class.
1883 Fix indentation. Update comment.
1885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1886 Alexander Monakov <amonakov@ispras.ru>
1888 PR rtl-optimization/42389
1889 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1891 (advance_state_on_fence): Likewise.
1892 (sel_target_adjust_priority): Print debug output only when
1893 sched_verbose >= 4, not 2.
1894 (get_expr_cost): Do not issue all unique insns on the next cycle.
1895 (fill_insns): Initialize can_issue_more from the value saved
1897 * sel-sched-ir.c (flist_add): New parameter issue_more.
1898 Init FENCE_ISSUE_MORE with it.
1899 (merge_fences): Likewise.
1900 (init_fences): Update call to flist_add.
1901 (add_to_fences, add_clean_fence_to_fences)
1902 (add_dirty_fence_to_fences): Likewise.
1903 (move_fence_to_fences): Update call to merge_fences.
1904 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1906 * sel-sched-ir.h (struct _fence): New field issue_more.
1907 (FENCE_ISSUE_MORE): New accessor macro.
1909 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1911 PR rtl-optimization/42388
1912 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1913 that have no predecessors nor successors. Do not call move_bb_info
1914 for empty blocks outside of current region.
1916 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1918 PR rtl-optimization/42294
1919 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1920 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1921 originators' originators.
1923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1925 PR rtl-optimization/39453
1926 PR rtl-optimization/42246
1927 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1929 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1931 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1932 Alexander Monakov <amonakov@ispras.ru>
1935 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1936 (maybe_tidy_empty_bb): ... here. Make static. Add new
1937 argument. Update all callers.
1938 (tidy_control_flow): ... and here. Recompute topological order
1939 of basic blocks in region if necessary.
1940 (sel_redirect_edge_and_branch): Change return type. Return true
1941 if topological order might have been invalidated.
1942 (purge_empty_blocks): Export and move from...
1943 * sel-sched.c (purge_empty_blocks): ... here.
1944 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1945 (maybe_tidy_empty_bb): Delete prototype.
1946 (purge_empty_blocks): Declare.
1948 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1950 PR rtl-optimization/42249
1951 * sel-sched.c (try_replace_dest_reg): When chosen register
1952 and original register is the same, do not bail out early, but
1953 still check all original insns for validity of replacing destination
1954 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1957 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1960 Port from no-undefined-overflow branch:
1961 2009-03-09 Richard Guenther <rguenther@suse.de>
1963 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1965 2010-01-14 Richard Guenther <rguenther@suse.de>
1968 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1970 2010-01-14 Ira Rosen <irar@il.ibm.com>
1972 PR tree-optimization/42709
1973 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1974 as scalar type in creation of constant vector operand.
1976 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1979 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1980 (check-parallel-%): Match `testsuite' directory component only
1983 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1985 PR translation/39521
1986 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1989 2010-01-13 Richard Guenther <rguenther@suse.de>
1991 PR tree-optimization/42730
1992 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1995 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1998 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1999 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2002 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2004 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2005 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2006 ___umulsi3_highpart.
2008 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2009 rather than schedule_insns if the pass is enabled.
2011 2010-01-13 Martin Jambor <mjambor@suse.cz>
2013 PR tree-optimization/42704
2014 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2017 2010-01-13 Martin Jambor <mjambor@suse.cz>
2019 PR tree-optimization/42703
2020 * tree-sra.c (analyze_access_subtree): Check that we can build a
2021 reference to the original data within the aggregate.
2023 2010-01-13 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/42705
2026 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2028 2010-01-13 Richard Guenther <rguenther@suse.de>
2031 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2033 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2036 * var-tracking.c (values_to_unmark): New variable.
2037 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2038 values_to_unmark vector. Moved body to...
2039 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2040 instead queue it into values_to_unmark vector.
2041 (vt_find_locations): Free values_to_unmark vector.
2043 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2045 * config/s390/s390.c (override_options): Set
2046 default of max-pending-list-length to 256
2048 2010-01-13 Richard Guenther <rguenther@suse.de>
2051 * tree-pass.h (PROP_gimple_lcx): New.
2052 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2053 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2054 before the final cleanup_eh.
2055 (dump_properties): Dump PROP_gimple_lcx.
2056 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2057 (tree_lower_complex_O0): Remove.
2058 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2059 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2060 tree_lower_complex, schedule TODO_update_ssa.
2061 * lto-streamer-out.c (output_function): Stream the functions
2063 * lto-streamer-in.c (input_function): Likewise.
2064 (lto_read_body): Do not override them here.
2066 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2069 * c-typeck.c (build_c_cast): Fold value cast to union type before
2070 wrapping it in a CONSTRUCTOR.
2072 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2074 PR rtl-optimization/42699
2075 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2078 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2080 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2081 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2082 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2083 SUBTARGET_WARN_UNUSED_SPEC): ... here
2084 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2086 2010-01-12 Julian Brown <julian@codesourcery.com>
2088 * config/arm/neon-schedgen.ml (Utils): Don't try to
2089 open missing module.
2090 (find_with_result): New.
2092 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2095 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2096 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2098 PR tree-optimization/42645
2099 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2100 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2101 decl_map, set processing_debug_stmt to -1 and return name without
2104 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2106 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2107 binutils version, and reword target configuration description.
2109 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2111 * config/avr/avr.h (LINKER_NAME): Remove.
2113 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2116 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2117 that support VSX, warn for -mno-altivec if vsx is not disabled,
2120 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2121 Shujing Zhao <pearly.zhao@oracle.com>
2123 PR translation/42469
2124 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2125 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2126 character between option name and help text.
2127 * c.opt (imultilib): Likewise.
2129 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2131 * lto-streamer-out.c (output_unreferenced_globals): Output static
2134 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2136 PR rtl-optimization/42621
2137 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2138 optimizing for size.
2139 (duplicate_computed_gotos): Remove now-redundant check.
2141 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2144 * configure.ac: Save and restore LDFLAGS and LIBS
2145 * configure: Regenerate.
2147 2010-01-10 Richard Guenther <rguenther@suse.de>
2150 * builtins.c (fold_builtin_strlen): Add type argument and
2151 convert the resulting length to it.
2152 (fold_builtin_1): Adjust.
2154 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2156 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2157 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2159 (num_insns_constant_wide): Adjust for that change.
2161 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2164 * web.c (union_defs): Add used argument, to combine uses of
2166 (entry_register): Adjust type and tests of used argument.
2167 (web_main): Widen used for new use. Pass it to union_defs.
2168 * df.h (union_defs): Adjust prototype.
2170 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2173 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2174 uses in new incoming argument. Free body.
2175 (reset_debug_uses_in_loop): New.
2176 (analyze_insn_to_expand_var): Call the latter if the former found
2177 anything. Fix whitespace. Reject invalid dest overlaps before
2178 going through all insns in the loop.
2180 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2183 * haifa-sched.c (dying_use_p): Debug insns don't count.
2185 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2188 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2189 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2190 (verify_gimple_call): Reject LHS in noreturn calls.
2192 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2196 * tree-vect-loop-manip.c (adjust_info): New type.
2197 (adjust_vec): New pointer to vector.
2198 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2199 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2200 (slpeel_update_phis_for_duplicate_loop): Use them.
2201 (slpeel_update_phi_nodes_for_guard1): Likewise.
2202 (slpeel_update_phi_nodes_for_guard2): Likewise.
2203 (slpeel_tree_peel_loop_to_edge): Likewise.
2204 (vect_update_ivs_after_vectorizer): Likewise.
2206 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2208 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2209 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2211 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2213 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2214 bogus uninitialized warning.
2216 2010-01-09 Richard Guenther <rguenther@suse.de>
2219 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2220 the evolution is compatible with the initial condition.
2222 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2224 * gcc.c (process_command): Update copyright notice dates.
2225 * gcov.c (print_version): Likewise.
2226 * gcov-dump.c (print_version): Likewise.
2227 * mips-tfile.c (main): Likewise.
2228 * mips-tdump.c (main): Likewise.
2230 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2233 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2235 (rotlhi3_8): Delete.
2237 (rotlsi3_8): Delete.
2238 (rotlsi3_16): Delete.
2239 (rotlsi3_24): Delete.
2241 (*rotw<mode>3): New.
2242 (*rotb<mode>3): New.
2243 * config/avr/avr.c (avr_rotate_bytes): New function.
2244 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2246 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2249 * configure.ac: Modify -rdynamic check.
2250 * configure: Regenerate.
2252 2010-01-08 DJ Delorie <dj@redhat.com>
2254 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2255 register popping order.
2257 2010-01-08 Richard Guenther <rguenther@suse.de>
2260 * c.opt (fsigned-char): Also let LTO handle this option.
2261 (funsigned-char): Likewise.
2263 2010-01-07 Richard Guenther <rguenther@suse.de>
2265 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2266 (gimple_op): Likewise.
2267 (gimple_op_ptr): Likewise.
2268 (gimple_assign_set_lhs): Remove gcc_assert.
2269 (gimple_assign_set_rhs1): Likewise.
2270 (gimple_assign_set_rhs2): Likewise.
2271 (gimple_call_set_lhs): Likewise.
2272 (gimple_call_set_fn): Likewise.
2273 (gimple_call_set_fndecl): Likewise.
2274 (gimple_call_fndecl): Likewise.
2275 (gimple_call_return_type): Likewise.
2276 (gimple_call_set_chain): Likewise.
2277 (gimple_call_num_args): Likewise.
2278 (gimple_call_set_arg): Likewise.
2279 (gimple_cond_set_code): Likewise.
2280 (gimple_cond_set_lhs): Likewise.
2281 (gimple_cond_set_rhs): Likewise.
2282 (gimple_cond_set_true_label): Likewise.
2283 (gimple_cond_set_false_label): Likewise.
2284 (gimple_label_set_label): Likewise.
2285 (gimple_goto_set_dest): Likewise.
2286 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2287 (gimple_debug_bind_get_value): Likewise.
2288 (gimple_debug_bind_get_value_ptr): Likewise.
2289 (gimple_debug_bind_set_var): Likewise.
2290 (gimple_debug_bind_set_value): Likewise.
2291 (gimple_debug_bind_reset_value): Likewise.
2292 (gimple_debug_bind_has_value_p): Likewise.
2293 (gimple_return_retval_ptr): Remove gcc_assert.
2294 (gimple_return_retval): Likewise.
2295 (gimple_return_set_retval): Likewise.
2296 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2297 (safe_referenced_var_iterator): Remove.
2298 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2299 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2300 (fill_referenced_var_vec): Remove.
2301 (first_readonly_imm_use): Remove redundant gcc_assert.
2302 (phi_arg_index_from_use): Combine gcc_asserts.
2303 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2304 (first_imm_use_stmt): Remove redundant gcc_assert.
2305 * tree-cfg.c (verify_gimple_call): Verify function and chain
2306 operands. Verify arguments.
2307 (verify_types_in_gimple_stmt): Verify condition code and labels.
2309 2010-01-07 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/42641
2312 * sese.c (rename_map_elt_info): Use the SSA name version, do
2315 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2317 PR tree-optimization/42625
2318 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2319 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2321 2010-01-07 Duncan Sands <baldrick@free.fr>
2323 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2325 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2328 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2329 note itself is not function_invariant_p.
2331 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2333 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2334 Do not add the DF_NOTE problem.
2335 * store-motion.c (execute_rtl_store_motion): Likewise.
2337 2010-01-07 Martin Jambor <mjambor@suse.cz>
2339 PR tree-optimization/42157
2340 * tree-sra.c (compare_access_positions): Stabilize sort if both
2341 accesses have integer types, return zero immediately if they are the
2344 2010-01-06 Richard Henderson <rth@redhat.com>
2347 * haifa-sched.c (add_to_note_list): Merge into ...
2348 (concat_note_lists): ... here, and ...
2349 (unlink_other_notes, rm_other_notes): Merge into...
2350 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2351 NOTE_INSN_EPILOGUE_BEG.
2353 2010-01-06 Richard Guenther <rguenther@suse.de>
2355 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2356 not inline regular functions into always-inline functions.
2358 2010-01-06 Nick Clifton <nickc@redhat.com>
2360 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2361 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2363 (OVERRIDE_OPTIONS): Delete.
2364 (OPTIMIZATION_OPTIONS): Define.
2365 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2366 * config/rx/rx.c (rx_handle_option): Issue an error message if
2367 -mcpu=rx200 and -fpu are used together.
2368 (rx_set_optimization_options): New function. Issue an error
2369 message if an optimization attribute attempts to reset the FPU/
2370 math optimization pairing.
2371 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2372 * config/rx/rx.opt: Set the default to 32-bit doubles.
2373 * config/rx/t-rx: Add multilibs for -nofpu option.
2374 * doc/invoke.texi: Update documentation of RX options.
2376 2010-01-06 Richard Guenther <rguenther@suse.de>
2378 * tree-ssa-pre.c (name_to_id): New global.
2379 (alloc_expression_id): Simplify SSA name handling.
2380 (lookup_expression_id): Likewise.
2381 (init_pre): Zero name_to_id.
2382 (fini_pre): Free it.
2384 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2386 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2388 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2391 * config/i386/sse.md (smaxv2di3): New.
2392 (umaxv2di3): Likewise.
2393 (sminv2di3): Likewise.
2394 (uminv2di3): Likewise.
2396 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2399 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2400 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2401 (legitimize_tls_address): Likewise.
2402 (sparc_tls_referenced_p): Likewise.
2403 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2404 and adjust calls to legitimize_pic_address.
2405 (legitimate_constant_p) Use sparc_tls_referenced_p.
2406 (legitimate_pic_operand_p): Likewise.
2407 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2408 (sparc_tls_symbol_ref_1): Delete.
2409 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2410 (legitimize_tls_address): Make static, handle CONST patterns.
2411 (legitimize_pic_address): Make static, remove unused parameter and
2412 adjust recursive calls.
2413 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2414 and adjust call to legitimize_pic_address.
2415 (sparc_output_mi_thunk): Likewise.
2417 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2418 H.J. Lu <hongjiu.lu@intel.com>
2421 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2422 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2423 operands to make them signed.
2426 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2429 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2430 GTU to GT for V4SI and V2DI.
2432 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2433 (umin<mode>3): Removed.
2435 (uminv4si3): Likewise.
2437 2010-01-05 Martin Jambor <mjambor@suse.cz>
2439 PR tree-optimization/42462
2440 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2441 current_function_decl to helper functions and macros.
2443 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2446 * flags.h: Don't include real.h.
2447 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2448 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2449 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2450 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2451 * dominance.c: Update copyright.
2452 * gimple.c (walk_gimple_op): Remove inline.
2453 * tree-ssa-reassoc.c: Include real.h.
2454 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2455 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2457 2010-01-05 Nick Clifton <nickc@redhat.com>
2459 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2460 register to push into the stack frame when the accumulator has to
2461 be saved during interrupts.
2463 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2465 * doc/invoke.texi: Remove the documentation about option
2467 * common.opt (Wunreachable-code): Preserved for backward
2469 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2470 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2471 the backward compatibility flag section.
2473 2010-01-05 Richard Guenther <rguenther@suse.de>
2475 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2477 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2480 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2482 PR tree-optimization/42508
2483 * tree-sra.c (convert_callers): Check for recursive call
2484 by comparing cgraph nodes instead of decls.
2485 (modify_function): Call ipa_modify_formal_parameters also
2486 on all same_body aliases.
2488 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2489 cgraph nodes when checking for same_body aliases.
2491 2010-01-05 Richard Guenther <rguenther@suse.de>
2493 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2494 allocation and lookup.
2495 (get_or_alloc_expr_for_constant): Likewise.
2496 (phi_translate): Sink allocation.
2498 2010-01-04 Richard Guenther <rguenther@suse.de>
2500 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2501 a new entry only if needed.
2502 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2503 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2505 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2507 (phi_translate): Handle CONSTANTs early.
2509 2010-01-04 Martin Jambor <mjambor@suse.cz>
2511 PR tree-optimization/42398
2512 * tree-sra.c (struct access): Removed flag grp_different_types.
2513 (dump_access): Do not dump the removed flag.
2514 (sort_and_splice_var_accesses): Do not set the removed flag.
2515 (sra_modify_expr): Check for type compatibility directly.
2517 2010-01-04 Martin Jambor <mjambor@suse.cz>
2519 PR tree-optimization/42366
2520 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2521 edges with variable number of parameters.
2522 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2523 flag instead of asserting it.
2524 (ipa_read_node_info): Read uses_analysis_done flag.
2526 2010-01-04 Richard Guenther <rguenther@suse.de>
2528 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2529 iterative_hash_* as intended.
2530 (vn_reference_compute_hash): Likewise. Simplify hashing
2532 (vn_reference_lookup_2): Likewise.
2533 (vn_nary_op_compute_hash): Likewise.
2534 (vn_phi_compute_hash): Likewise.
2535 (expressions_equal_p): Remove strange code.
2536 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2537 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2538 (bitmap_insert_into_set_1): Take value-id as parameter.
2539 (add_to_value): Pass it.
2540 (bitmap_insert_into_set): Likewise.
2541 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2543 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2546 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2547 (do_self_spec): For switches with SWITCH_IGNORE set set also
2548 SWITCH_IGNORE_PERMANENTLY.
2549 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2552 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2554 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2555 tree of an unreferenced global var.
2557 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2560 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2561 GTU to GT for V4SI and V2DI.
2563 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2564 (umin<mode>3): Removed.
2566 (uminv4si3): Likewise.
2568 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2571 * collect2.c (main): Turn on trace in collect2 if -v is passed
2574 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2576 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2577 description of expression operand.
2579 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2581 * configure.ac: Add install-html to target_list for Make-hooks.
2582 * configure: Regenerate.
2583 * fortran/Make-lang.in (F95_HTMLFILES): New.
2584 (fortran.html): Use it.
2585 (fortran.install-html): New.
2586 * Makefile.in (install-html): Add lang.install-html.
2587 * java/Make-lang.in (JAVA_HTMLFILES): New.
2588 (java.html): Use it.
2589 (java.install-html): New.
2590 * objc/Make-lang.in (objc.install-html): New.
2591 * objcp/Make-lang.in (obj-c++.install-html): New.
2592 * cp/Make-lang.in (c++.install-html): New.
2593 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2594 * lto/Make-lang.in (lto.install-html): New.
2596 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2599 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2601 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2603 PR rtl-optimization/41862
2604 * store-motion.c (store_killed_in_insn, compute_store_table,
2605 remove_reachable_equiv_notes, replace_store_insn,
2606 build_store_vectors): Ignore all DEBUG_INSNs.
2608 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2611 * common.opt: Add dumpdir.
2613 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2615 (option_map): Add --dumpdir.
2617 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2619 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2621 * opts.c (decode_options): Try dump_dir_name first if
2622 dump_base_name isn't an absolute path.
2623 (common_handle_option): Handle OPT_dumpdir.
2625 * toplev.c (dump_dir_name): New.
2626 (print_switch_values): Also ignore -dumpdir.
2628 * toplev.h (dump_dir_name): New.
2630 2010-01-03 Richard Guenther <rguenther@suse.de>
2632 PR tree-optimization/42589
2633 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2634 double-word expansion of bswap32.
2636 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2638 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2639 with BLOCK_FOR_INSN.
2640 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2641 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2642 noce_process_if_block): Likewise.
2643 * gcse.c (compute_local_properties, insert_expr_in_table,
2644 insert_set_in_table, canon_list_insert, find_avail_set,
2645 pre_insert_copy_insn): Likewise.
2647 * basic-block.h (BLOCK_NUM): Move from here...
2648 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2650 2010-01-03 Richard Guenther <rguenther@suse.de>
2652 PR tree-optimization/42438
2653 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2654 contains_may_not_return_call flag.
2655 (BB_MAY_NOTRETURN): New.
2656 (valid_in_sets): Trapping nary operations are not valid
2657 in blocks that may not return.
2658 (insert_into_preds_of_block): Remove check for trapping expressions.
2659 (compute_avail): Compute also BB_MAY_NOTRETURN.
2661 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2663 * doc/invoke.texi: Add 2010 to copyright years.
2665 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2667 * config/sparc/sparc.c: Fix formatting nits.
2669 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2670 Alexander Monakov <amonakov@ispras.ru>
2672 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2674 2010-01-02 Richard Guenther <rguenther@suse.de>
2677 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2678 (simplify_switch_using_ranges): Mark to be removed edges
2681 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2683 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2685 * collect2.c (scan_libraries): Add missing argument in call to
2688 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2691 * config/alpha/predicates.md (aligned_memory_operand): Return false
2693 (unaligned_memory_operand): Return true for CQImode.
2694 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2695 doesn not cross aligned SImode word boundary.
2697 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2699 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2701 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2702 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2704 2010-01-02 Richard Guenther <rguenther@suse.de>
2707 * toplev.c (compile_file): Emit LTO marker properly. Change
2709 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2711 2010-01-01 Richard Guenther <rguenther@suse.de>
2714 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2716 2010-01-01 Richard Guenther <rguenther@suse.de>
2719 * c-decl.c (grokdeclarator): For zero-size arrays force
2720 structural equality checks as layout_type does.
2722 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2724 * builtins.c: Update copyright to 2010.
2726 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2729 * lto-streamer-out.c (produce_asm): Revert the last change.
2730 (copy_function): Likewise.
2732 * lto-streamer.c (lto_get_section_name): Skip any leading
2735 2010-01-01 Richard Guenther <rguenther@suse.de>
2738 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2742 Copyright (C) 2010 Free Software Foundation, Inc.
2744 Copying and distribution of this file, with or without modification,
2745 are permitted in any medium without royalty provided the copyright
2746 notice and this notice are preserved.