1 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5 greater or equal to nelt instead of 2 * nelt.
6 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
9 2010-02-23 Jason Merrill <jason@redhat.com>
12 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
13 in cfun->local_decls even if they have register types.
16 * stor-layout.c (place_field): Don't warn about unnecessary
17 DECL_PACKED if the type is packed.
19 2010-02-23 Jakub Jelinek <jakub@redhat.com>
22 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
23 GOTOFF relocs, even when the base reg isn't pic pointer.
25 2010-02-23 Michael Matz <matz@suse.de>
28 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
29 (expand_gimple_basic_block): Generate and use debug temps if there
30 are debug uses left after the last real use of TERed ssa names.
31 Unlink debug immediate uses when they are expanded.
33 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
36 * config/i386/i386.c (override_options): Reorganise to provide
37 better error messages.
39 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
42 * graphite-scop-detection.c (create_single_exit_edge): Move
43 the call to find_single_exit_edge to....
44 (create_sese_edges): ...here. Don't handle multiple edges
46 (build_graphite_scops): Don't handle multiple edges
49 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
52 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
53 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
55 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
58 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
60 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
63 * c-typeck.c (convert_arguments): Print declaration location.
64 * c-common.c (validate_nargs): Rename as
65 builtin_function_validate_nargs.
66 (check_builtin_function_arguments): Update.
68 2010-02-22 Richard Guenther <rguenther@suse.de>
71 * tree-inline.c (declare_return_variable): Use the type of
72 the call stmt lhs if available.
74 2010-02-22 Duncan Sands <baldrick@free.fr>
76 * passes.c (register_pass): Always consider all pass lists when
77 ref_pass_instance_number is zero.
79 2010-02-22 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/42749
82 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
83 parameter. Do arithmetic in the original type.
84 (update_accumulator_with_ops): Likewise.
85 (adjust_accumulator_values): Adjust.
87 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
89 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
90 (QI to BLKmode splitter): New splitter.
92 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
94 * config/i386/i386.c (initial_ix86_tune_features): Turn on
95 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
97 2010-02-22 Richard Guenther <rguenther@suse.de>
99 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
101 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
103 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
104 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
105 ($(T)crti.o, $(T)crtn.o): Remove rules.
107 2010-02-21 Tobias Burnus <burnus@net-b.de>
110 * doc/invoke.texi (-fassociative-math): Document that this
111 option is automatically enabled for Fortran.
113 2010-02-20 David S. Miller <davem@davemloft.net>
115 * configure.ac: Test if linker and assembler properly support
116 GOTDATA_OP relocations.
117 * configure: Rebuild.
118 * config.in: Likewise.
119 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
120 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
121 (movsi_high_pic): Likewise.
122 (movdi_lo_sum_pic): Likewise.
123 (movdi_high_pic): Likewise.
124 (movsi_pic_gotdata_op): New pattern.
125 (movdi_pic_gotdata_op): Likewise.
126 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
127 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
129 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
134 (xop_mulv2div2di3_high): Ditto.
136 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
139 * c.opt (Wconversion-null): New option.
140 * doc/invoke.texi (Wconversion-null): Document.
142 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
144 * common.opt (Wlarger-than-): Add Undocumented.
146 2010-02-19 Mike Stump <mikestump@comcast.net>
148 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
150 2010-02-19 Jason Merrill <jason@redhat.com>
153 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
154 * configure: Likewise.
156 2010-02-20 Alan Modra <amodra@gmail.com>
159 * cgraph.h (cgraph_make_decl_local): Declare.
160 * cgraph.c (cgraph_make_decl_local): New function.
161 (cgraph_make_node_local): Use it.
162 * cgraphunit.c (cgraph_function_versioning): Likewise.
163 * ipa.c (function_and_variable_visibility): Likewise.
165 2010-02-19 Jakub Jelinek <jakub@redhat.com>
168 * except.c (sjlj_emit_function_enter): Don't call
169 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
171 * rtl.h (add_reg_br_prob_note): Remove prototype.
173 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
176 * c-common.c (conversion_warning): Remove widening conversions
177 before checking the conversion of integers to reals.
179 2010-02-19 Mike Stump <mikestump@comcast.net>
182 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
185 * cgraphunit.c (process_function_and_variable_attributes): Check
186 DECL_PRESERVE_P instead of looking up attribute "used".
187 * ipa-pure-const.c (check_decl): Likewise.
188 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
189 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
190 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
191 instead of attribute "used".
192 * config/sol2-c.c (solaris_pragma_init): Likewise.
193 (solaris_pragma_fini): Likewise.
195 2010-02-19 Jakub Jelinek <jakub@redhat.com>
197 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
198 Use XCNEW instead of xcalloc.
199 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
200 XNEW instead of xmalloc.
201 (get_fields): Use XNEWVEC instead of xmalloc.
204 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
206 (create_new_general_access): For debug stmts just reset value.
207 (get_stmt_accesses): For accesses within debug stmts just record them
208 using add_access_to_acc_sites instead of preventing the peeling or
209 counting them as accesses.
212 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
214 2010-02-19 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/42916
217 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
220 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
222 * configure.ac: Replace all uses of changequote in macro arguments
225 2010-02-19 Jakub Jelinek <jakub@redhat.com>
228 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
230 2010-02-19 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/42944
233 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
234 test for aliasing with errno.
236 2010-02-19 Jakub Jelinek <jakub@redhat.com>
239 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
240 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
241 * dojump.c: Include output.h.
242 (inv): New inline function.
243 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
244 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
245 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
246 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
247 argument, pass it down to other calls.
248 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
249 add REG_BR_PROB note to the conditional jump.
250 * cfgexpand.c (add_reg_br_prob_note): Removed.
251 (expand_gimple_cond): Don't call it, add the probability
252 as last argument to jumpif_1/jumpifnot_1.
253 * Makefile.in (dojump.o): Depend on output.h.
254 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
256 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
257 * stmt.c (do_jump_if_equal): Likewise.
258 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
259 * loop-unswitch.c (compare_and_jump_seq): Likewise.
260 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
262 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
263 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
265 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
267 (store_expr): Adjust jumpifnot caller.
268 (store_constructor): Adjust jumpif caller.
271 * gimplify.c (gimple_boolify): For __builtin_expect call
272 gimple_boolify also on its first argument.
274 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
276 * configure.ac (gnu-unique-object): Wrap regexps using [] in
278 (__stack_chk_fail): Ditto. Remove quadrigraphs.
279 * configure: Regenerated.
281 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
283 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
284 lang_hooks.types_compatible_p instead of comptypes.
286 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
288 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
289 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
290 if __prefer_thumb__ is defined.
292 2010-02-18 Martin Jambor <mjambor@suse.cz>
294 PR tree-optimization/43066
295 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
296 array with zero-sized element type.
298 2010-02-18 Jakub Jelinek <jakub@redhat.com>
300 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
301 rtx, allocate struct var_loc_node here and return it to the
302 caller, and only if it is actually needed.
303 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
304 move it earlier and return immediately if it returns NULL.
306 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
308 * config/sparc/gas.h: New file. Restore
309 TARGET_ASM_NAMED_SECTION to its ELF default.
310 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
312 * config/sparc/sparc.c (sparc_elf_asm_named_section):
313 Likewise. Add ATTRIBUTE_UNUSED to prototype.
314 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
317 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
319 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
321 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
323 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
324 patterns from predicated pattern.
326 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
330 for insn mnemonic suffix.
332 2010-02-17 Richard Guenther <rguenther@suse.de>
334 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
337 2010-02-17 Jakub Jelinek <jakub@redhat.com>
340 * caller-save.c (save_call_clobbered_regs): If BB ends with
341 a DEBUG_INSN, move any notes in between last real insn and the last
342 DEBUG_INSN after the last DEBUG_INSN.
344 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
346 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
347 Fix return type. Fix argument type. Explain meaning of return value.
349 2010-02-16 Richard Guenther <rguenther@suse.de>
351 PR tree-optimization/41043
352 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
353 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
355 (vrp_visit_phi_node): ... but only for loop PHI nodes.
357 2010-02-16 Ira Rosen <irar@il.ibm.com>
359 PR tree-optimization/43074
360 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
361 * tree-vect-loop.c (vect_analyze_loop_operations): Add
362 vectorizable cycles in hybrid SLP check.
363 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
365 2010-02-16 Richard Guenther <rguenther@suse.de>
367 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
368 (true_dependence): If memrefs_conflict_p computes must-alias
369 trust it. Move TBAA check after offset-based disambiguation.
370 (canon_true_dependence): Likewise.
372 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
374 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
375 * doc/invoke.texi: Document it.
376 * var-tracking.c: Include toplev.h and params.h.
377 (vt_find_locations): Return bool indicating success. Compute
378 hash sizes unconditionally. Check new parameter, report.
379 (variable_tracking_main_1): Check vt_find_locations results and
380 retry. Renamed from...
381 (variable_tracking_main): ... this. New wrapper to preserve
382 flag_var_tracking_assignments.
383 * Makefile.in (var-tracking.o): Adjust dependencies.
385 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
386 Jakub Jelinek <jakub@redhat.com>
389 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
390 if weak_import attribute is present.
391 * config/darwin.c (machopic_select_section): Likewise.
393 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
396 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
397 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
398 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
400 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
402 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
405 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
406 Rewrite text to refer to the names.
408 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
410 * config/i386/i386-builtin-types.def
411 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
412 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
413 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
414 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
415 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
416 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
417 IX86_BUILTIN_VPERMIL2PS256.
418 (MULTI_ARG_4_DF2_DI_I): Defined.
419 (MULTI_ARG_4_DF2_DI_I1): Defined.
420 (MULTI_ARG_4_SF2_SI_I): Defined.
421 (MULTI_ARG_4_SF2_SI_I1): Defined.
422 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
423 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
424 __builtin_ia32_vpermil2ps256.
425 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
426 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
427 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
428 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
429 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
430 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
431 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
432 CODE_FOR_xop_vpermil2v8sf3.
433 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
434 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
435 * config/i386/xopintrin.h (_mm_permute2_pd): New.
436 (_mm256_permute2_pd): New.
437 (_mm_permute2_ps): New.
438 (_mm256_permute2_ps): New.
440 2010-02-15 Nick Clifton <nickc@redhat.com>
442 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
443 boolean parameters. Use emit_jump_insn when emitting a pop
444 instruction containing a return insn.
445 (push): Use 'true' rather than '1' as second parameter to F.
446 (h8300_expand_prologue): Likewise.
447 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
448 (h8300_expand_epilogue): Likewise.
450 2010-02-15 Richard Guenther <rguenther@suse.de>
453 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
456 2010-02-15 Nick Clifton <nickc@redhat.com>
458 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
461 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
463 * intl.c (fake_ngettext): New function.
464 * intl.h (fake_ngettext): Declare.
465 (ngettext): Define macro.
466 * collect2.c (notice_translated): New function.
467 (main): Use notice_translated and ngettext.
468 * collect2.h (notice_translated): Declare.
470 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
472 * reorg.c (delete_computation): Comment fixes.
473 * caller-save.c (setup_save_areas): Idem.
474 * sel-sched-dump.c (dump_lv_set): Idem.
477 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
479 * config/s390/s390.c (s390_sched_init): New function.
480 (TARGET_SCHED_INIT): Target hook defined.
482 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
483 Jack Howarth <howarth@bromo.med.uc.edu>
484 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
487 Partial revert of unintended change in fix for PR41605.
488 * config/darwin.h: Fix typo.
489 * config/darwin9.h: Same.
491 2010-02-11 Jakub Jelinek <jakub@redhat.com>
493 * c-pch.c (pch_init): Clear v.
495 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
498 * graphite-scop-detection.c (graphite_can_represent_scev): Call
499 graphite_can_represent_init for MULT_EXPR.
501 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
505 * graphite-sese-to-poly.c (remove_phi): New.
506 (translate_scalar_reduction_to_array): Call remove_phi.
508 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
511 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
512 * graphite-clast-to-gimple.h (gloog): Update declaration.
513 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
514 * graphite-poly.h (struct poly_bb): Add missing comments.
515 (struct scop): Add poly_scop_p field.
517 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
518 * graphite.c (graphite_transform_loops): Build the polyhedral
519 representation for each scop before code generation.
520 * sese.c (rename_variables_in_operand): Removed.
521 (rename_variables_in_expr): Return the renamed expression.
522 (rename_sese_parameters): New.
523 * sese.h (rename_sese_parameters): Declared.
525 2010-02-11 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/42998
528 * tree-ssa-pre.c (create_expression_by_pieces): Treat
529 POINTER_PLUS_EXPR properly.
531 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
532 Changpeng Fang <changpeng.fang@amd.com>
535 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
536 the cost of an IV candidate when the IV is used in a test against zero.
538 * gcc.dg/tree-ssa/ivopts-3.c: New.
540 2010-02-11 Richard Guenther <rguenther@suse.de>
543 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
544 pointer-vs-decl case by swapping refs. Handle some cases
545 of pointer-vs-decl disambiguations more conservatively.
546 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
547 to false after expanding.
549 2010-02-11 Richard Guenther <rguenther@suse.de>
552 * gcc.c (process_command): Handle LTO file@offset case more
555 2010-02-11 Jakub Jelinek <jakub@redhat.com>
557 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
558 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
560 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
562 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
563 if MEM's mode size isn't DWARF2_ADDR_SIZE.
564 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
565 Optimize eq/ne comparisons when both arguments are known to be
567 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
568 Don't mask operands unnecessarily if they are known to be already
571 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
573 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
576 2010-02-10 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/43017
579 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
580 for wrapping signed arithmetic.
582 2010-02-10 Jakub Jelinek <jakub@redhat.com>
585 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
586 if no debug info should be emitted for it.
588 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
590 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
591 note when flag_exceptions is set.
593 2010-02-10 Duncan Sands <baldrick@free.fr>
595 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
597 2010-02-10 Richard Guenther <rguenther@suse.de>
600 * tree.c (get_unwidened): Handle constants.
601 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
603 2010-02-10 Martin Jambor <mjambor@suse.cz>
606 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
607 check for variable argument counts independently.
609 2010-02-10 Christian Bruel <christian.bruel@st.com>
612 * config/sh/sh.c (find_barrier): Increase length for non delayed
613 conditional branches.
615 2010-02-10 Christian Bruel <christian.bruel@st.com>
617 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
619 2010-02-10 Jakub Jelinek <jakub@redhat.com>
621 * builtins.c (set_builtin_user_assembler_name): Also handle
622 ffs if int is smaller than word.
624 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
627 * ira-conflicts.c (get_dup): Remove.
628 (process_reg_shuffles): Add new parameter. Use it as an
629 additional guard for copy generation.
630 (add_insn_allocno_copies): Rewrite.
632 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
634 * common.opt (fsched2-use-traces): Preserved for backward
636 * doc/invoke.texi: Remove the documentation about option
638 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
639 flag_sched2_use_traces.
640 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
641 the backward compatibility flag section.
643 2010-02-09 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/43008
646 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
647 make HEAP variables initialized from global memory if they
648 are not known builtin functions.
649 (find_func_aliases): Adjust.
651 2010-02-09 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/43000
654 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
657 2010-02-08 Jakub Jelinek <jakub@redhat.com>
659 PR tree-optimization/42931
660 * tree-loop-linear.c (try_interchange_loops): Don't call
661 double_int_mul if estimated_loop_iterations failed.
663 2010-02-08 Martin Jambor <mjambor@suse.cz>
666 * tree-sra.c (build_accesses_from_assign): Do not mark in
667 should_scalarize_away_bitmap if stmt has volatile ops.
668 (sra_modify_assign): Do not process assigns piecemeal if if stmt
671 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
673 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
675 2010-02-07 Adam Nemet <adambnmet@gmail.com>
677 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
680 2010-02-07 Andrew Pinski <pinskia@gmail.com>
683 * df-core.c (df_finish_pass): Change type of saved_flags to int.
685 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
688 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
689 to unknown_dependence.
690 (graphite_legal_transform_dr): Handle the unknown_dependence.
691 (graphite_carried_dependence_level_k): Same.
693 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
695 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
697 2010-02-07 Richard Guenther <rguenther@suse.de>
700 * expr.c (get_inner_reference): Always initialize *pbitsize.
702 2010-02-07 Richard Guenther <rguenther@suse.de>
705 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
706 new ARRAY_REFs on variable size element or minimal index arrays.
708 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
709 gimple_fold_indirect_ref.
711 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
714 * arm.c (arm_override_options): Just return if the user has specified
717 2010-02-03 Jason Merrill <jason@redhat.com>
720 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
721 i386_pe_maybe_record_exported_symbol.
723 2010-02-05 Steve Ellcey <sje@cup.hp.com>
726 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
727 (pa_delegitimize_address): New function.
729 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
731 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
732 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
734 2010-02-05 Richard Guenther <rguenther@suse.de>
737 * lto-streamer-in.c (get_resolution): Deal with references
738 to undefined functions.
740 2010-02-05 Richard Guenther <rguenther@suse.de>
742 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
743 (fold_const_aggregate_ref): Likewise.
744 (ccp_fold_stmt): Substitute loads.
745 (maybe_fold_reference): Verify types before substituting.
747 (fold_gimple_assign): Unshare properly.
748 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
750 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
752 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
753 for rs6000_gen_cell_microcode.
755 2010-02-04 Richard Guenther <rguenther@suse.de>
757 PR rtl-optimization/42952
758 * dse.c (const_or_frame_p): Remove MEM handling.
760 2010-02-04 Nick Clifton <nickc@redhat.com>
762 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
763 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
764 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
765 (mn10300_asm_output_mi_thunk): New function.
766 (mn10300_can_output_mu_thunk): New function.
767 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
768 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
769 (FUNCTION_ARG): Delete incorrect comment.
771 2010-02-03 Jason Merrill <jason@redhat.com>
774 * fold-const.c (operand_equal_p): Handle erroneous types.
776 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
778 * config/h8300/h8300.md (can_delay): Fix attibute condition.
780 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
782 PR rtl-optimization/42941
783 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
786 2010-02-03 Jason Merrill <jason@redhat.com>
789 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
791 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
794 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
796 (cselib_reset_table): Renamed from...
797 (cselib_reset_table_with_next_value): ... this.
798 (cselib_get_next_uid): Renamed from...
799 (cselib_get_next_unknown_value): ... this.
800 * cselib.c (next_uid): Renamed from...
801 (next_unknown_value): ... this.
802 (cselib_clear_table): Adjust.
803 (cselib_reset_table): Adjust. Renamed from...
804 (cselib_reset_table_with_next_value): ... this.
805 (cselib_get_next_uid): Adjust. Renamed from...
806 (cselib_get_next_unknown_value): ... this.
807 (get_value_hash): Use hash.
808 (cselib_hash_rtx): Likewise.
809 (new_cselib_val): Adjust. Set and dump uid.
810 (cselib_lookup_mem): Pass next_uid as hash.
811 (cselib_subst_to_values): Likewise.
812 (cselib_log_lookup): Dump uid.
813 (cselib_lookup): Pass next_uid as hash. Adjust.
814 (cselib_process_insn): Adjust.
815 (cselib_init): Initialize next_uid.
816 (cselib_finish): Adjust.
817 (dump_cselib_table): Likewise.
818 * dse.c (canon_address): Dump value uid.
819 * print-rtl.c (print_rtx): Print value uid.
820 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
822 (dv_uid): New function, sort of renamed from...
823 (dv_htab_hash): ... this, reimplemented in terms of it and...
824 (dv_uid2hash): ... this. New.
825 (variable_htab_eq): Drop excess assertions.
826 (tie_break_pointers): Removed.
827 (canon_value_cmp): Compare uids.
828 (variable_post_merge_New_vals): Print uids.
829 (vt_add_function_parameters): Adjust.
830 (vt_initialize): Reset table. Adjust.
832 2010-02-03 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/42944
835 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
836 (call_may_clobber_ref_p_1): Likewise. Properly handle
837 malloc and calloc clobbering errno.
839 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
841 * doc/invoke.texi: Fix name of sched1 dump.
843 * opts.c (decode_options): Set flag_tree_switch_conversion
844 only conditionally on optimize >= 2.
846 * gcse.c: Assorted comment fixes in pass description.
848 2010-02-03 Anthony Green <green@moxielogic.com>
850 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
851 nop padding in order to maintain alignment of storage location of
852 target function address.
853 (moxie_trampoline_init): Store target function address at newly
855 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
857 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
859 2010-02-03 Richard Guenther <rguenther@suse.de>
862 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
864 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
866 * config.gcc: Reenable check for obsolete targets.
867 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
868 mips-sgi-irix6.[0-4]*.
870 2010-02-02 Nick Clifton <nickc@redhat.com>
872 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
873 constant size of 4 as being the same as 0.
874 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
875 can take values in the range 0..4.
877 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
880 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
881 as _darwin10_Unwind_FindEnclosingFunction().
882 * libgcc-libsystem.ver: New.
884 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
887 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
888 implicitly set registers.
890 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
892 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
893 (arm_override_options): Allow automatic selection of the thread
894 pointer register if thumb2.
895 (legitimize_pic_address): Improve code sequences for Thumb2.
896 (arm_call_tls_get_addr): Likewise.
897 (legitimize_tls_address): Likewise.
898 * arm.md (pic_load_addr_arm): Delete. Replace with ...
899 (pic_load_addr_32bit): ... this. New named pattern.
900 * thumb2.md (pic_load_addr_thumb2): Delete.
901 (pic_load_dot_plus_four): Delete.
902 (tls_load_dot_plus_four): New named pattern.
904 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
908 Document fix for TLS bug.
910 2010-01-31 Richard Guenther <rguenther@suse.de>
912 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
913 conservatively correct.
915 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
919 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
921 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
923 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
925 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
927 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
929 * config.gcc: Adjust order of makefile fragments for mingw targets.
931 2010-01-31 Richard Guenther <rguenther@suse.de>
934 * gimplify.c (gimplify_init_constructor): For volatile LHS
935 initialize a temporary.
937 2010-01-31 Matthias Klose <doko@ubuntu.com>
939 * configure.ac: Fix __stack_chk_fail check for cross builds configured
941 * configure: Regenerate.
943 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
945 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
946 the same alias set and their sizes different constantness.
947 (aliasing_component_refs_p): Revert 2009-10-24 change.
949 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
951 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
954 2010-01-29 Richard Guenther <rguenther@suse.de>
956 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
957 Assert we successfully updated the call.
959 2010-01-29 Jakub Jelinek <jakub@redhat.com>
961 PR rtl-optimization/42889
962 * df.h (df_set_bb_dirty_nonlr): New prototype.
963 * df-core.c (df_set_bb_dirty_nonlr): New function.
964 * df-scan.c (df_insn_rescan): Call it instead of
965 df_set_bb_dirty for DEBUG_INSNs.
967 2010-01-29 Richard Guenther <rguenther@suse.de>
970 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
971 quadratic behavior in most cases.
973 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
976 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
977 in the call to gen_x86_movsicc_0_m1.
979 2010-01-28 Richard Guenther <rguenther@suse.de>
981 PR tree-optimization/42871
982 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
984 2010-01-28 Richard Guenther <rguenther@suse.de>
986 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
989 2010-01-28 Richard Guenther <rguenther@suse.de>
992 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
993 the forwarder if the destination is an EH landing pad.
995 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
997 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
998 block list passed to gimple_duplicate_sese_tail.
999 (parallelize_loops): Avoid parallelization when the function
1001 Avoid parallelization when the preheader is IRREDUCIBLE.
1002 Try to optimize when estimated_loop_iterations_int is unresolved.
1003 Add the loop's location to the dump file.
1004 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1005 (gimple_duplicate_sese_tail): Remove the check for the latch.
1006 Redirect nexits to the exit block.
1007 Remove handling of the incoming edges to the latch.
1008 Redirect the backedge from the copied latch to the exit bb.
1010 2010-01-28 Michael Matz <matz@suse.de>
1013 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1014 Wrap force_reg into a sequence, emit it before user.
1016 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1018 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1020 (arm_legacy_rev): Likewise.
1021 (thumb_legacy_rev): Likewise.
1023 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1025 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1026 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1027 on MEM's address failed, try avoid_constant_pool_reference and
1028 recurse if it returned something different.
1029 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1030 address, try avoid_constant_pool_reference and recurse if it
1031 returned something different.
1032 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1033 address and avoid_constant_pool_reference returned something
1034 different, don't set have_address.
1036 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1039 * var-tracking.c (val_store): Add modified argument, obey it.
1041 (count_uses): Move down logging of main.
1042 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1043 don't need resolution.
1044 (emit_notes_in_bb): Likewise.
1046 2010-01-27 Richard Guenther <rguenther@suse.de>
1049 * tree-inline.c (remap_decl): Delay remapping of SSA name
1050 default definitions until we need them.
1052 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1054 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1055 (rs6000_delegitimize_address): New function.
1057 * config/s390/s390.c (s390_delegitimize_address): Call
1058 delegitimize_mem_from_attrs.
1061 * tree-inline.c (cannot_copy_type_1): Removed.
1062 (copy_forbidden): Don't forbid copying of functions containing
1063 records/unions with variable length fields.
1065 2010-01-27 Christian Bruel <christian.bruel@st.com>
1069 * config/sh/sh.c (find_barrier): Increase length for non delayed
1070 conditional branches.
1072 2010-01-27 Matthias Klose <doko@ubuntu.com>
1074 * configure.ac (gnu-unique-object): Fix ldd version check.
1075 * configure: Regenerate.
1077 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1079 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1081 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1082 Test for HAVE_GNU_AS value.
1084 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1086 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1087 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1088 INT64_TYPE): Define.
1089 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1090 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1091 INT_LEAST64_TYPE): Define.
1092 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1093 UINT_LEAST64_TYPE): Define.
1094 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1095 INT_FAST64_TYPE): Define.
1096 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1097 UINT_FAST64_TYPE): Define.
1098 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1099 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1100 (SIG_ATOMIC_TYPE): Define.
1102 2010-01-26 Richard Guenther <rguenther@suse.de>
1104 * df-scan.c (df_scan_set_bb_info): Remove assert.
1105 (df_insn_rescan_debug_internal): Merge asserts.
1106 (df_install_ref): Likewise.
1107 (df_mark_reg): Use bitmap_set_range.
1108 (df_hard_reg_used_p): Remove assert.
1109 (df_hard_reg_used_count): Likewise.
1111 2010-01-26 Richard Guenther <rguenther@suse.de>
1113 PR rtl-optimization/42685
1114 * web.c (web_main): Ignore DEBUG_INSNs.
1116 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1118 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1120 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1121 Fix types of fndecl and arglist parameters.
1123 2010-01-26 Richard Guenther <rguenther@suse.de>
1126 * tree-eh.c (unsplit_eh): Skip debug insns.
1128 2010-01-26 Richard Guenther <rguenther@suse.de>
1130 PR tree-optimization/42250
1131 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1133 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1136 * omp-low.c (expand_omp_sections): Only use single_pred if
1137 l2_bb is single_pred_p.
1139 2010-01-25 Christian Bruel <christian.bruel@st.com>
1142 * config/sh/sh.c (find_barrier): Increase length for non delayed
1143 conditional branches.
1144 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1146 2010-01-24 David S. Miller <davem@davemloft.net>
1148 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1149 define if not using GAS.
1150 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1151 Likewise. Delete SECTION_MERGE code, which is only applicable
1154 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1157 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1158 mangling of va_list in system headers.
1160 2010-01-23 Toon Moene <toon@moene.org>
1162 * tree-predcom.c (combine_chains): Return NULL, not false.
1164 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1166 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1167 initialization of variable res to agree with return type.
1169 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1171 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1172 * tree-sra.c: Add include of expr.h.
1174 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1176 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1177 insert the debug stmt on the single non-EH edge from the stmt.
1179 2010-01-22 Richard Henderson <rth@redhat.com>
1182 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1183 the RHS until after generate_subtree_copies has insertted its
1184 code before the current statement.
1186 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1188 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1190 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1192 2010-01-21 Martin Jambor <mjambor@suse.cz>
1194 PR tree-optimization/42585
1195 * tree-sra.c (struct access): New field grp_total_scalarization.
1196 (dump_access): Dump the new field.
1197 (should_scalarize_away_bitmap): New variable.
1198 (cannot_scalarize_away_bitmap): Likewise.
1199 (sra_initialize): Allocate new bitmaps.
1200 (sra_deinitialize): Free new bitmaps.
1201 (create_access_1): New function.
1202 (create_access): Parts moved to create_access_1.
1203 (type_consists_of_records_p): New function.
1204 (completely_scalarize_record): Likewise.
1205 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1206 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1207 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1209 (analyze_all_variable_accesses): Completely scalarize small eligible
1212 2010-01-21 Martin Jambor <mjambor@suse.cz>
1214 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1216 2010-01-21 Andrew Haley <aph@redhat.com>
1218 * gcc.c (process_command): Move lang_specific_driver before
1219 setting cc_libexec_prefix.
1221 2010-01-21 Richard Guenther <rguenther@suse.de>
1224 * fold-const.c (negate_expr_p): Pretend only negative
1225 real constants are easily negatable.
1227 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1228 Jason Merrill <jason@redhat.com>
1230 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1231 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1232 * calls.c (initialize argument_information): Handle it.
1233 * c-common.c (handle_transparent_union_attribute): Use new name.
1234 * c-decl.c (finish_struct): Ditto.
1235 * c-typeck.c (type_lists_compatible_p): Ditto.
1236 (convert_for_assignment): Use new name and also handle record.
1237 * function.c (aggregate_value_p): Handle it.
1238 (pass_by_reference): Ditto.
1239 (assign_parm_data_types): Ditto.
1240 * print-tree.c (print_node): Ditto.
1241 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1242 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1243 * tree.c (first_field): New fn.
1245 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1248 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1249 even when linking statically, for now.
1251 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1254 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1255 without a cselib val.
1256 (count_uses): Accept MO_VAL_SET with no val on stores.
1257 (add_stores): Likewise.
1259 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1261 * var-tracking.c (check_value_val): Add a compile time assertion.
1262 (dv_is_decl_p): Simplify.
1263 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1264 gcc_assert if ENABLE_CHECKING.
1266 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1269 * var-tracking.c: Include tree-flow.h.
1270 (mem_dies_at_call): New.
1271 (dataflow_set_preserve_mem_locs): Use it.
1272 (dataflow_set_remove_mem_locs): Likewise.
1273 (dump_var): Renamed from dump_variable. Adjust all callers.
1274 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1275 * Makefile.in (var-tracking.o): Adjust deps.
1277 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1279 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1281 2010-01-20 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/42717
1284 * tree-ssa-dce.c (get_live_post_dom): Remove.
1285 (forward_edge_to_pdom): Take an arbitrary edge to copy
1286 degenerate PHI args from.
1287 (remove_dead_stmt): Use the first post-dominator even if it
1288 does not contain live statements as redirection destination.
1290 2010-01-20 Richard Guenther <rguenther@suse.de>
1292 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1294 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1296 * sel-sched.c (create_speculation_check): Remove set but not used
1298 (try_transformation_cache): Remove set but not used variable ds.
1299 (calculate_privileged_insns): Remove set but not used variables
1300 cur_insn and min_spec_insn.
1301 (find_best_expr): Remove set but not used variable avail_n.
1302 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1304 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1306 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1307 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1310 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1313 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1314 cpu types. Add support for *-sse3 cpu types.
1315 (x86_64-*-*): Ditto.
1317 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1320 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1321 argument, call initializer_constant_valid_p_1 instead of
1322 initializer_constant_valid_p, pass CACHE to it, return NULL
1323 immediately if first call returns NULL.
1324 (initializer_constant_valid_p_1): New function.
1325 (initializer_constant_valid_p): Use it.
1327 2010-01-20 Thomas Quinot <quinot@adacore.com>
1329 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1331 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1333 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1334 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1335 (loc_list_from_tree): Don't handle unsigned division. Handle
1336 signed modulo using DW_OP_{over,over,div,mul,minus}.
1337 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1338 modulo instead of signed.
1340 2010-01-20 DJ Delorie <dj@redhat.com>
1342 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1344 (h8300_emit_stack_adjustment): Propogate it.
1346 (h8300_expand_prologue): Likewise.
1347 (h8300_expand_epilogue): Likewise.
1349 2010-01-19 Michael Matz <matz@suse.de>
1351 PR tree-optimization/41783
1352 * tree-data-ref.c (toplevel): Include flags.h.
1353 (dump_data_dependence_relation): Also dump the inputs if the
1354 result will be unknown.
1355 (split_constant_offset_1): Look through some conversions.
1356 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1357 the offset from last element is too large.
1358 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1359 (reassociate_to_the_same_stmt): Handle vector registers.
1360 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1362 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1363 wide_prolog_niters argument, emit widening instructions.
1364 (vect_do_peeling_for_alignment): Adjust caller, use widened
1365 variant of the iteration cound.
1366 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1368 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1371 * config/arm/neon-testgen.m (emit_automatics): New parameter
1372 features. Adjust for Fixed_return_reg feature.
1373 (test_intrinsic): Call emit_automatics with new feature.
1374 * config/arm/neon.ml: Update copyright years.
1375 (features): New Fixed_return_reg feature.
1376 (ops): Update feature for Vget_low.
1378 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1380 PR tree-optimization/42719
1381 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1385 * fwprop.c (all_uses_available_at): Return false if def_set dest
1386 is a REG that is used in def_insn.
1388 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1390 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1392 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1395 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1397 * target.h (struct gcc_target) <secondary_reload>: Change type
1398 of last argument to secondary_reload_info *.
1400 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1403 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1404 memory references with unaligned offsets. Remove CQImode handling.
1405 (unaligned_memory_operand): Return 1 for memory references with
1406 unaligned offsets. Remove CQImode handling.
1408 2010-01-18 Richard Guenther <rguenther@suse.de>
1411 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1414 2010-01-18 Richard Guenther <rguenther@suse.de>
1416 PR tree-optimization/42781
1417 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1418 restrict processing only if the original variable was artificial.
1420 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1422 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1423 find number of popped argument bytes.
1425 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1426 Fix the text that describes the return value for invalid insns.
1428 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1430 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1431 Clarify what 'cost of the -dependence' is. Fix quoting.
1433 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1434 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1436 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1438 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1439 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1441 2010-01-17 Richard Guenther <rguenther@suse.de>
1444 * function.c (split_complex_args): Take a VEC to modify.
1445 (assign_parms_augmented_arg_list): Build a VEC instead of
1446 a chain of PARM_DECLs.
1447 (assign_parms_unsplit_complex): Take a VEC of arguments.
1448 Do not fixup unmodified parms.
1449 (assign_parms): Deal with the VEC.
1450 (gimplify_parameters): Likewise.
1452 2010-01-17 Richard Guenther <rguenther@suse.de>
1454 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1455 node existence check.
1456 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1457 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1458 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1459 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1460 (gimple_execute_on_growing_pred): Likewise.
1462 2010-01-17 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/42773
1465 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1466 (compute_antic_aux): Likewise.
1467 (compute_partial_antic_aux): Likewise.
1469 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1472 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1475 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1477 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1480 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1481 Fix markup for strict argument.
1483 (TARGET_SCHED_REORDER2): Fix argument types.
1485 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1486 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1488 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1489 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1491 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1494 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1495 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1496 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1497 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1498 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1500 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1502 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1504 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1505 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1507 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1509 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1512 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1514 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1515 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1517 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1519 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1521 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1522 referring to it. Fix language.
1524 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1526 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1528 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1530 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1532 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1533 '@var{stream}. Remove stray 'and'.
1535 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1537 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1539 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1541 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1542 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1544 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1545 Fix description of return value.
1546 Rename argument "sz" to "len."
1548 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1549 Clarify meaning of 'true' return value.
1551 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1553 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1554 rep_mode versus mode_rep.
1556 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1558 (TARGET_BUILTIN_DECL): Fix name.
1560 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1562 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1564 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1566 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1568 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1570 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1573 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1574 Rename argument tm_fn to md_fn.
1576 (TARGET_OPTION_PRINT): Fix argument list.
1578 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1581 * config/i386/i386.c (ix86_fixup_binary_operands):
1582 Revert FMA4 fixup of operands.
1584 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1587 * Makefile.in (write_entries_to_file, install-plugin):
1588 Use \012 instead of \n with tr.
1590 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1592 * configure.ac (HAVE_AS_REF): New C macro.
1593 * configure: Regenerate.
1594 * config.in: Likewise.
1595 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1597 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1600 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1602 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1604 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1606 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1608 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1610 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1612 (TARGET_BINDS_LOCAL_P): Fix argument type.
1614 (TARGET_ASM_FILE_END): Use prototype.
1616 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1618 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1620 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1622 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1624 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1625 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1627 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1628 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1630 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1631 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1632 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1633 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1635 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1637 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1639 (TARGET_INIT_BUILTINS): Use prototype.
1641 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1642 Put 'const char *' in braces. Fix parameter types.
1643 (TARGET_INVALID_CONVERSION): Fix parameter types.
1644 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1645 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1647 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1650 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1652 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1654 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1656 * doc/tm.texi (TARGET_HELP): Fix return type.
1658 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1659 in braces. Fix argument types.
1661 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1663 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1665 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1667 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1668 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1670 (TARGET_MANGLE_TYPE): Fix argument types.
1672 (TARGET_IRA_COVER_CLASSES): Use prototype.
1674 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1676 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1678 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1680 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1682 (TARGET_CALLEE_COPIES): Fix argument types.
1684 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1686 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1688 (TARGET_FUNCTION_VALUE): Fix argument types.
1690 (TARGET_RETURN_IN_MSB): Fix argument type.
1692 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1694 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1696 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1698 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1699 agree with return type.
1701 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1703 2010-01-15 Jing Yu <jingyu@google.com>
1705 PR rtl-optimization/42691
1706 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1707 a pseudo to a constant and are merged, and adjust comments.
1709 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1711 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1713 2010-01-15 Richard Guenther <rguenther@suse.de>
1716 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1717 labels of computed or non-local gotos to the destination.
1718 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1719 landing pad label is the first label.
1721 2010-01-15 Richard Guenther <rguenther@suse.de>
1723 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1725 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1728 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1729 to allow generation of the xssqrtdp instruction on power7.
1730 (sqrtdf2_fpr): Ditto.
1732 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1735 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1736 functions with noreturn attribute.
1739 * varasm.c (declare_weak): Add weak attribute to decl if it
1740 doesn't have one already.
1741 (assemble_external): Only add decls to weak_decls if they also
1742 have weak attribute.
1744 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1746 * var-tracking.c (var_reg_delete): Don't delete the association
1747 between REGs and values or one-part variables if the register
1750 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1753 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1754 because its first operand is a non-localized variable.
1756 2010-01-14 Martin Jambor <mjambor@suse.cz>
1758 PR tree-optimization/42706
1759 * tree-sra.c (encountered_recursive_call): New variable.
1760 (encountered_unchangable_recursive_call): Likewise.
1761 (sra_initialize): Initialize both new variables.
1762 (callsite_has_enough_arguments_p): New function.
1763 (scan_function): Call decl and flags check only for IPA-SRA, check
1764 whether there is a recursive call and whether it has enough arguments.
1765 (all_callers_have_enough_arguments_p): New function.
1766 (convert_callers): Look for recursive calls only when
1767 encountered_recursive_call is set.
1768 (ipa_early_sra): Bail out either if
1769 !all_callers_have_enough_arguments_p or
1770 encountered_unchangable_recursive_call.
1772 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1774 * sel-sched.c: Add 2010 to copyright years.
1775 * sel-sched-ir.c: Likewise.
1776 * sel-sched-ir.h: Likewise.
1778 2010-01-14 Martin Jambor <mjambor@suse.cz>
1780 PR tree-optimization/42714
1781 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1782 constructors specially.
1784 2010-01-14 Andi Kleen <ak@linux.intel.com>
1786 * config/i386/drivers-i386.c (detect_caches_intel):
1787 Add l2sizekb parameter and fill in.
1788 (host_detect_local_cpu): Add l2sizekb, fill in.
1789 Add Atom small cache heuristic.
1791 2010-01-14 Andi Kleen <ak@linux.intel.com>
1793 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1794 Add level3 parameter and fill in.
1795 (detect_caches_intel): Handle level3 cache.
1797 2010-01-14 Andi Kleen <ak@linux.intel.com>
1799 * config/i386/drivers-i386.c (host_detect_local_cpu):
1800 Fix core duo detection.
1802 2010-01-14 Andi Kleen <ak@linux.intel.com>
1804 * config/i386/drivers-i386.c (host_detect_local_cpu):
1807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1809 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1810 (rs6000_variable_issue_1): this. Use...
1811 (rs6000_variable_issue): here. Reimplement. Print debug info.
1813 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1815 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1816 sel_restore_notes. Update all callers. Call reemit_notes
1819 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1821 PR rtl-optimization/42246
1822 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1825 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1827 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1828 all successors is the same as number of successors in current region.
1830 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1832 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1833 to rename is not separable. Otherwise check that its LHS is not NULL.
1835 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1837 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1839 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1841 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1842 available registers when failed to discover LHS register class.
1843 Fix indentation. Update comment.
1845 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1846 Alexander Monakov <amonakov@ispras.ru>
1848 PR rtl-optimization/42389
1849 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1851 (advance_state_on_fence): Likewise.
1852 (sel_target_adjust_priority): Print debug output only when
1853 sched_verbose >= 4, not 2.
1854 (get_expr_cost): Do not issue all unique insns on the next cycle.
1855 (fill_insns): Initialize can_issue_more from the value saved
1857 * sel-sched-ir.c (flist_add): New parameter issue_more.
1858 Init FENCE_ISSUE_MORE with it.
1859 (merge_fences): Likewise.
1860 (init_fences): Update call to flist_add.
1861 (add_to_fences, add_clean_fence_to_fences)
1862 (add_dirty_fence_to_fences): Likewise.
1863 (move_fence_to_fences): Update call to merge_fences.
1864 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1866 * sel-sched-ir.h (struct _fence): New field issue_more.
1867 (FENCE_ISSUE_MORE): New accessor macro.
1869 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1871 PR rtl-optimization/42388
1872 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1873 that have no predecessors nor successors. Do not call move_bb_info
1874 for empty blocks outside of current region.
1876 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1878 PR rtl-optimization/42294
1879 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1880 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1881 originators' originators.
1883 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1885 PR rtl-optimization/39453
1886 PR rtl-optimization/42246
1887 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1889 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1891 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1892 Alexander Monakov <amonakov@ispras.ru>
1895 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1896 (maybe_tidy_empty_bb): ... here. Make static. Add new
1897 argument. Update all callers.
1898 (tidy_control_flow): ... and here. Recompute topological order
1899 of basic blocks in region if necessary.
1900 (sel_redirect_edge_and_branch): Change return type. Return true
1901 if topological order might have been invalidated.
1902 (purge_empty_blocks): Export and move from...
1903 * sel-sched.c (purge_empty_blocks): ... here.
1904 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1905 (maybe_tidy_empty_bb): Delete prototype.
1906 (purge_empty_blocks): Declare.
1908 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1910 PR rtl-optimization/42249
1911 * sel-sched.c (try_replace_dest_reg): When chosen register
1912 and original register is the same, do not bail out early, but
1913 still check all original insns for validity of replacing destination
1914 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1917 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1920 Port from no-undefined-overflow branch:
1921 2009-03-09 Richard Guenther <rguenther@suse.de>
1923 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1925 2010-01-14 Richard Guenther <rguenther@suse.de>
1928 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1930 2010-01-14 Ira Rosen <irar@il.ibm.com>
1932 PR tree-optimization/42709
1933 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1934 as scalar type in creation of constant vector operand.
1936 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1939 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1940 (check-parallel-%): Match `testsuite' directory component only
1943 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1945 PR translation/39521
1946 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1949 2010-01-13 Richard Guenther <rguenther@suse.de>
1951 PR tree-optimization/42730
1952 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1955 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1958 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1959 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1962 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1964 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1965 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1966 ___umulsi3_highpart.
1968 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1969 rather than schedule_insns if the pass is enabled.
1971 2010-01-13 Martin Jambor <mjambor@suse.cz>
1973 PR tree-optimization/42704
1974 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1977 2010-01-13 Martin Jambor <mjambor@suse.cz>
1979 PR tree-optimization/42703
1980 * tree-sra.c (analyze_access_subtree): Check that we can build a
1981 reference to the original data within the aggregate.
1983 2010-01-13 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/42705
1986 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1988 2010-01-13 Richard Guenther <rguenther@suse.de>
1991 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1993 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1996 * var-tracking.c (values_to_unmark): New variable.
1997 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1998 values_to_unmark vector. Moved body to...
1999 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2000 instead queue it into values_to_unmark vector.
2001 (vt_find_locations): Free values_to_unmark vector.
2003 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2005 * config/s390/s390.c (override_options): Set
2006 default of max-pending-list-length to 256
2008 2010-01-13 Richard Guenther <rguenther@suse.de>
2011 * tree-pass.h (PROP_gimple_lcx): New.
2012 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2013 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2014 before the final cleanup_eh.
2015 (dump_properties): Dump PROP_gimple_lcx.
2016 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2017 (tree_lower_complex_O0): Remove.
2018 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2019 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2020 tree_lower_complex, schedule TODO_update_ssa.
2021 * lto-streamer-out.c (output_function): Stream the functions
2023 * lto-streamer-in.c (input_function): Likewise.
2024 (lto_read_body): Do not override them here.
2026 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2029 * c-typeck.c (build_c_cast): Fold value cast to union type before
2030 wrapping it in a CONSTRUCTOR.
2032 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2034 PR rtl-optimization/42699
2035 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2038 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2040 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2041 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2042 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2043 SUBTARGET_WARN_UNUSED_SPEC): ... here
2044 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2046 2010-01-12 Julian Brown <julian@codesourcery.com>
2048 * config/arm/neon-schedgen.ml (Utils): Don't try to
2049 open missing module.
2050 (find_with_result): New.
2052 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2055 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2056 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2058 PR tree-optimization/42645
2059 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2060 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2061 decl_map, set processing_debug_stmt to -1 and return name without
2064 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2066 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2067 binutils version, and reword target configuration description.
2069 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2071 * config/avr/avr.h (LINKER_NAME): Remove.
2073 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2076 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2077 that support VSX, warn for -mno-altivec if vsx is not disabled,
2080 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2081 Shujing Zhao <pearly.zhao@oracle.com>
2083 PR translation/42469
2084 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2085 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2086 character between option name and help text.
2087 * c.opt (imultilib): Likewise.
2089 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2091 * lto-streamer-out.c (output_unreferenced_globals): Output static
2094 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2096 PR rtl-optimization/42621
2097 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2098 optimizing for size.
2099 (duplicate_computed_gotos): Remove now-redundant check.
2101 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2104 * configure.ac: Save and restore LDFLAGS and LIBS
2105 * configure: Regenerate.
2107 2010-01-10 Richard Guenther <rguenther@suse.de>
2110 * builtins.c (fold_builtin_strlen): Add type argument and
2111 convert the resulting length to it.
2112 (fold_builtin_1): Adjust.
2114 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2116 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2117 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2119 (num_insns_constant_wide): Adjust for that change.
2121 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2124 * web.c (union_defs): Add used argument, to combine uses of
2126 (entry_register): Adjust type and tests of used argument.
2127 (web_main): Widen used for new use. Pass it to union_defs.
2128 * df.h (union_defs): Adjust prototype.
2130 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2133 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2134 uses in new incoming argument. Free body.
2135 (reset_debug_uses_in_loop): New.
2136 (analyze_insn_to_expand_var): Call the latter if the former found
2137 anything. Fix whitespace. Reject invalid dest overlaps before
2138 going through all insns in the loop.
2140 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2143 * haifa-sched.c (dying_use_p): Debug insns don't count.
2145 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2148 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2149 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2150 (verify_gimple_call): Reject LHS in noreturn calls.
2152 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2156 * tree-vect-loop-manip.c (adjust_info): New type.
2157 (adjust_vec): New pointer to vector.
2158 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2159 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2160 (slpeel_update_phis_for_duplicate_loop): Use them.
2161 (slpeel_update_phi_nodes_for_guard1): Likewise.
2162 (slpeel_update_phi_nodes_for_guard2): Likewise.
2163 (slpeel_tree_peel_loop_to_edge): Likewise.
2164 (vect_update_ivs_after_vectorizer): Likewise.
2166 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2168 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2169 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2171 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2173 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2174 bogus uninitialized warning.
2176 2010-01-09 Richard Guenther <rguenther@suse.de>
2179 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2180 the evolution is compatible with the initial condition.
2182 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2184 * gcc.c (process_command): Update copyright notice dates.
2185 * gcov.c (print_version): Likewise.
2186 * gcov-dump.c (print_version): Likewise.
2187 * mips-tfile.c (main): Likewise.
2188 * mips-tdump.c (main): Likewise.
2190 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2193 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2195 (rotlhi3_8): Delete.
2197 (rotlsi3_8): Delete.
2198 (rotlsi3_16): Delete.
2199 (rotlsi3_24): Delete.
2201 (*rotw<mode>3): New.
2202 (*rotb<mode>3): New.
2203 * config/avr/avr.c (avr_rotate_bytes): New function.
2204 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2206 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2209 * configure.ac: Modify -rdynamic check.
2210 * configure: Regenerate.
2212 2010-01-08 DJ Delorie <dj@redhat.com>
2214 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2215 register popping order.
2217 2010-01-08 Richard Guenther <rguenther@suse.de>
2220 * c.opt (fsigned-char): Also let LTO handle this option.
2221 (funsigned-char): Likewise.
2223 2010-01-07 Richard Guenther <rguenther@suse.de>
2225 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2226 (gimple_op): Likewise.
2227 (gimple_op_ptr): Likewise.
2228 (gimple_assign_set_lhs): Remove gcc_assert.
2229 (gimple_assign_set_rhs1): Likewise.
2230 (gimple_assign_set_rhs2): Likewise.
2231 (gimple_call_set_lhs): Likewise.
2232 (gimple_call_set_fn): Likewise.
2233 (gimple_call_set_fndecl): Likewise.
2234 (gimple_call_fndecl): Likewise.
2235 (gimple_call_return_type): Likewise.
2236 (gimple_call_set_chain): Likewise.
2237 (gimple_call_num_args): Likewise.
2238 (gimple_call_set_arg): Likewise.
2239 (gimple_cond_set_code): Likewise.
2240 (gimple_cond_set_lhs): Likewise.
2241 (gimple_cond_set_rhs): Likewise.
2242 (gimple_cond_set_true_label): Likewise.
2243 (gimple_cond_set_false_label): Likewise.
2244 (gimple_label_set_label): Likewise.
2245 (gimple_goto_set_dest): Likewise.
2246 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2247 (gimple_debug_bind_get_value): Likewise.
2248 (gimple_debug_bind_get_value_ptr): Likewise.
2249 (gimple_debug_bind_set_var): Likewise.
2250 (gimple_debug_bind_set_value): Likewise.
2251 (gimple_debug_bind_reset_value): Likewise.
2252 (gimple_debug_bind_has_value_p): Likewise.
2253 (gimple_return_retval_ptr): Remove gcc_assert.
2254 (gimple_return_retval): Likewise.
2255 (gimple_return_set_retval): Likewise.
2256 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2257 (safe_referenced_var_iterator): Remove.
2258 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2259 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2260 (fill_referenced_var_vec): Remove.
2261 (first_readonly_imm_use): Remove redundant gcc_assert.
2262 (phi_arg_index_from_use): Combine gcc_asserts.
2263 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2264 (first_imm_use_stmt): Remove redundant gcc_assert.
2265 * tree-cfg.c (verify_gimple_call): Verify function and chain
2266 operands. Verify arguments.
2267 (verify_types_in_gimple_stmt): Verify condition code and labels.
2269 2010-01-07 Richard Guenther <rguenther@suse.de>
2271 PR tree-optimization/42641
2272 * sese.c (rename_map_elt_info): Use the SSA name version, do
2275 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2277 PR tree-optimization/42625
2278 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2279 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2281 2010-01-07 Duncan Sands <baldrick@free.fr>
2283 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2285 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2288 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2289 note itself is not function_invariant_p.
2291 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2293 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2294 Do not add the DF_NOTE problem.
2295 * store-motion.c (execute_rtl_store_motion): Likewise.
2297 2010-01-07 Martin Jambor <mjambor@suse.cz>
2299 PR tree-optimization/42157
2300 * tree-sra.c (compare_access_positions): Stabilize sort if both
2301 accesses have integer types, return zero immediately if they are the
2304 2010-01-06 Richard Henderson <rth@redhat.com>
2307 * haifa-sched.c (add_to_note_list): Merge into ...
2308 (concat_note_lists): ... here, and ...
2309 (unlink_other_notes, rm_other_notes): Merge into...
2310 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2311 NOTE_INSN_EPILOGUE_BEG.
2313 2010-01-06 Richard Guenther <rguenther@suse.de>
2315 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2316 not inline regular functions into always-inline functions.
2318 2010-01-06 Nick Clifton <nickc@redhat.com>
2320 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2321 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2323 (OVERRIDE_OPTIONS): Delete.
2324 (OPTIMIZATION_OPTIONS): Define.
2325 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2326 * config/rx/rx.c (rx_handle_option): Issue an error message if
2327 -mcpu=rx200 and -fpu are used together.
2328 (rx_set_optimization_options): New function. Issue an error
2329 message if an optimization attribute attempts to reset the FPU/
2330 math optimization pairing.
2331 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2332 * config/rx/rx.opt: Set the default to 32-bit doubles.
2333 * config/rx/t-rx: Add multilibs for -nofpu option.
2334 * doc/invoke.texi: Update documentation of RX options.
2336 2010-01-06 Richard Guenther <rguenther@suse.de>
2338 * tree-ssa-pre.c (name_to_id): New global.
2339 (alloc_expression_id): Simplify SSA name handling.
2340 (lookup_expression_id): Likewise.
2341 (init_pre): Zero name_to_id.
2342 (fini_pre): Free it.
2344 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2346 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2348 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/sse.md (smaxv2di3): New.
2352 (umaxv2di3): Likewise.
2353 (sminv2di3): Likewise.
2354 (uminv2di3): Likewise.
2356 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2359 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2360 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2361 (legitimize_tls_address): Likewise.
2362 (sparc_tls_referenced_p): Likewise.
2363 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2364 and adjust calls to legitimize_pic_address.
2365 (legitimate_constant_p) Use sparc_tls_referenced_p.
2366 (legitimate_pic_operand_p): Likewise.
2367 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2368 (sparc_tls_symbol_ref_1): Delete.
2369 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2370 (legitimize_tls_address): Make static, handle CONST patterns.
2371 (legitimize_pic_address): Make static, remove unused parameter and
2372 adjust recursive calls.
2373 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2374 and adjust call to legitimize_pic_address.
2375 (sparc_output_mi_thunk): Likewise.
2377 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2378 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2382 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2383 operands to make them signed.
2386 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2390 GTU to GT for V4SI and V2DI.
2392 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2393 (umin<mode>3): Removed.
2395 (uminv4si3): Likewise.
2397 2010-01-05 Martin Jambor <mjambor@suse.cz>
2399 PR tree-optimization/42462
2400 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2401 current_function_decl to helper functions and macros.
2403 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2406 * flags.h: Don't include real.h.
2407 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2408 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2409 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2410 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2411 * dominance.c: Update copyright.
2412 * gimple.c (walk_gimple_op): Remove inline.
2413 * tree-ssa-reassoc.c: Include real.h.
2414 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2415 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2417 2010-01-05 Nick Clifton <nickc@redhat.com>
2419 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2420 register to push into the stack frame when the accumulator has to
2421 be saved during interrupts.
2423 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2425 * doc/invoke.texi: Remove the documentation about option
2427 * common.opt (Wunreachable-code): Preserved for backward
2429 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2430 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2431 the backward compatibility flag section.
2433 2010-01-05 Richard Guenther <rguenther@suse.de>
2435 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2437 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2440 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2442 PR tree-optimization/42508
2443 * tree-sra.c (convert_callers): Check for recursive call
2444 by comparing cgraph nodes instead of decls.
2445 (modify_function): Call ipa_modify_formal_parameters also
2446 on all same_body aliases.
2448 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2449 cgraph nodes when checking for same_body aliases.
2451 2010-01-05 Richard Guenther <rguenther@suse.de>
2453 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2454 allocation and lookup.
2455 (get_or_alloc_expr_for_constant): Likewise.
2456 (phi_translate): Sink allocation.
2458 2010-01-04 Richard Guenther <rguenther@suse.de>
2460 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2461 a new entry only if needed.
2462 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2463 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2465 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2467 (phi_translate): Handle CONSTANTs early.
2469 2010-01-04 Martin Jambor <mjambor@suse.cz>
2471 PR tree-optimization/42398
2472 * tree-sra.c (struct access): Removed flag grp_different_types.
2473 (dump_access): Do not dump the removed flag.
2474 (sort_and_splice_var_accesses): Do not set the removed flag.
2475 (sra_modify_expr): Check for type compatibility directly.
2477 2010-01-04 Martin Jambor <mjambor@suse.cz>
2479 PR tree-optimization/42366
2480 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2481 edges with variable number of parameters.
2482 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2483 flag instead of asserting it.
2484 (ipa_read_node_info): Read uses_analysis_done flag.
2486 2010-01-04 Richard Guenther <rguenther@suse.de>
2488 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2489 iterative_hash_* as intended.
2490 (vn_reference_compute_hash): Likewise. Simplify hashing
2492 (vn_reference_lookup_2): Likewise.
2493 (vn_nary_op_compute_hash): Likewise.
2494 (vn_phi_compute_hash): Likewise.
2495 (expressions_equal_p): Remove strange code.
2496 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2497 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2498 (bitmap_insert_into_set_1): Take value-id as parameter.
2499 (add_to_value): Pass it.
2500 (bitmap_insert_into_set): Likewise.
2501 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2503 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2506 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2507 (do_self_spec): For switches with SWITCH_IGNORE set set also
2508 SWITCH_IGNORE_PERMANENTLY.
2509 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2512 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2514 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2515 tree of an unreferenced global var.
2517 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2520 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2521 GTU to GT for V4SI and V2DI.
2523 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2524 (umin<mode>3): Removed.
2526 (uminv4si3): Likewise.
2528 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2531 * collect2.c (main): Turn on trace in collect2 if -v is passed
2534 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2536 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2537 description of expression operand.
2539 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2541 * configure.ac: Add install-html to target_list for Make-hooks.
2542 * configure: Regenerate.
2543 * fortran/Make-lang.in (F95_HTMLFILES): New.
2544 (fortran.html): Use it.
2545 (fortran.install-html): New.
2546 * Makefile.in (install-html): Add lang.install-html.
2547 * java/Make-lang.in (JAVA_HTMLFILES): New.
2548 (java.html): Use it.
2549 (java.install-html): New.
2550 * objc/Make-lang.in (objc.install-html): New.
2551 * objcp/Make-lang.in (obj-c++.install-html): New.
2552 * cp/Make-lang.in (c++.install-html): New.
2553 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2554 * lto/Make-lang.in (lto.install-html): New.
2556 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2559 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2561 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2563 PR rtl-optimization/41862
2564 * store-motion.c (store_killed_in_insn, compute_store_table,
2565 remove_reachable_equiv_notes, replace_store_insn,
2566 build_store_vectors): Ignore all DEBUG_INSNs.
2568 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2571 * common.opt: Add dumpdir.
2573 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2575 (option_map): Add --dumpdir.
2577 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2579 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2581 * opts.c (decode_options): Try dump_dir_name first if
2582 dump_base_name isn't an absolute path.
2583 (common_handle_option): Handle OPT_dumpdir.
2585 * toplev.c (dump_dir_name): New.
2586 (print_switch_values): Also ignore -dumpdir.
2588 * toplev.h (dump_dir_name): New.
2590 2010-01-03 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/42589
2593 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2594 double-word expansion of bswap32.
2596 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2598 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2599 with BLOCK_FOR_INSN.
2600 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2601 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2602 noce_process_if_block): Likewise.
2603 * gcse.c (compute_local_properties, insert_expr_in_table,
2604 insert_set_in_table, canon_list_insert, find_avail_set,
2605 pre_insert_copy_insn): Likewise.
2607 * basic-block.h (BLOCK_NUM): Move from here...
2608 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2610 2010-01-03 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/42438
2613 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2614 contains_may_not_return_call flag.
2615 (BB_MAY_NOTRETURN): New.
2616 (valid_in_sets): Trapping nary operations are not valid
2617 in blocks that may not return.
2618 (insert_into_preds_of_block): Remove check for trapping expressions.
2619 (compute_avail): Compute also BB_MAY_NOTRETURN.
2621 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2623 * doc/invoke.texi: Add 2010 to copyright years.
2625 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2627 * config/sparc/sparc.c: Fix formatting nits.
2629 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2630 Alexander Monakov <amonakov@ispras.ru>
2632 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2634 2010-01-02 Richard Guenther <rguenther@suse.de>
2637 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2638 (simplify_switch_using_ranges): Mark to be removed edges
2641 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2643 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2645 * collect2.c (scan_libraries): Add missing argument in call to
2648 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2651 * config/alpha/predicates.md (aligned_memory_operand): Return false
2653 (unaligned_memory_operand): Return true for CQImode.
2654 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2655 doesn not cross aligned SImode word boundary.
2657 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2659 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2661 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2662 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2664 2010-01-02 Richard Guenther <rguenther@suse.de>
2667 * toplev.c (compile_file): Emit LTO marker properly. Change
2669 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2671 2010-01-01 Richard Guenther <rguenther@suse.de>
2674 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2676 2010-01-01 Richard Guenther <rguenther@suse.de>
2679 * c-decl.c (grokdeclarator): For zero-size arrays force
2680 structural equality checks as layout_type does.
2682 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2684 * builtins.c: Update copyright to 2010.
2686 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2689 * lto-streamer-out.c (produce_asm): Revert the last change.
2690 (copy_function): Likewise.
2692 * lto-streamer.c (lto_get_section_name): Skip any leading
2695 2010-01-01 Richard Guenther <rguenther@suse.de>
2698 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2702 Copyright (C) 2010 Free Software Foundation, Inc.
2704 Copying and distribution of this file, with or without modification,
2705 are permitted in any medium without royalty provided the copyright
2706 notice and this notice are preserved.
OSDN Git Service
