1 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 * common.opt (Wlarger-than-): Add Undocumented.
5 2010-02-19 Mike Stump <mikestump@comcast.net>
7 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
9 2010-02-19 Jason Merrill <jason@redhat.com>
12 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
13 * configure: Likewise.
15 2010-02-20 Alan Modra <amodra@gmail.com>
18 * cgraph.h (cgraph_make_decl_local): Declare.
19 * cgraph.c (cgraph_make_decl_local): New function.
20 (cgraph_make_node_local): Use it.
21 * cgraphunit.c (cgraph_function_versioning): Likewise.
22 * ipa.c (function_and_variable_visibility): Likewise.
24 2010-02-19 Jakub Jelinek <jakub@redhat.com>
27 * except.c (sjlj_emit_function_enter): Don't call
28 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
30 * rtl.h (add_reg_br_prob_note): Remove prototype.
32 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
35 * c-common.c (conversion_warning): Remove widening conversions
36 before checking the conversion of integers to reals.
38 2010-02-19 Mike Stump <mikestump@comcast.net>
41 * cgraphunit.c (process_function_and_variable_attributes): Check
42 DECL_PRESERVE_P instead of looking up attribute "used".
43 * ipa-pure-const.c (check_decl): Likewise.
44 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
45 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
46 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
47 instead of attribute "used".
48 * config/sol2-c.c (solaris_pragma_init): Likewise.
49 (solaris_pragma_fini): Likewise.
51 2010-02-19 Jakub Jelinek <jakub@redhat.com>
53 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
54 Use XCNEW instead of xcalloc.
55 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
56 XNEW instead of xmalloc.
57 (get_fields): Use XNEWVEC instead of xmalloc.
60 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
62 (create_new_general_access): For debug stmts just reset value.
63 (get_stmt_accesses): For accesses within debug stmts just record them
64 using add_access_to_acc_sites instead of preventing the peeling or
65 counting them as accesses.
68 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
70 2010-02-19 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/42916
73 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
76 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
78 * configure.ac: Replace all uses of changequote in macro arguments
81 2010-02-19 Jakub Jelinek <jakub@redhat.com>
84 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
86 2010-02-19 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/42944
89 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
90 test for aliasing with errno.
92 2010-02-19 Jakub Jelinek <jakub@redhat.com>
95 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
96 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
97 * dojump.c: Include output.h.
98 (inv): New inline function.
99 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
100 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
101 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
102 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
103 argument, pass it down to other calls.
104 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
105 add REG_BR_PROB note to the conditional jump.
106 * cfgexpand.c (add_reg_br_prob_note): Removed.
107 (expand_gimple_cond): Don't call it, add the probability
108 as last argument to jumpif_1/jumpifnot_1.
109 * Makefile.in (dojump.o): Depend on output.h.
110 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
112 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
113 * stmt.c (do_jump_if_equal): Likewise.
114 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
115 * loop-unswitch.c (compare_and_jump_seq): Likewise.
116 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
118 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
119 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
121 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
123 (store_expr): Adjust jumpifnot caller.
124 (store_constructor): Adjust jumpif caller.
127 * gimplify.c (gimple_boolify): For __builtin_expect call
128 gimple_boolify also on its first argument.
130 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
132 * configure.ac (gnu-unique-object): Wrap regexps using [] in
134 (__stack_chk_fail): Ditto. Remove quadrigraphs.
135 * configure: Regenerated.
137 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
139 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
140 lang_hooks.types_compatible_p instead of comptypes.
142 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
144 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
145 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
146 if __prefer_thumb__ is defined.
148 2010-02-18 Martin Jambor <mjambor@suse.cz>
150 PR tree-optimization/43066
151 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
152 array with zero-sized element type.
154 2010-02-18 Jakub Jelinek <jakub@redhat.com>
156 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
157 rtx, allocate struct var_loc_node here and return it to the
158 caller, and only if it is actually needed.
159 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
160 move it earlier and return immediately if it returns NULL.
162 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
164 * config/sparc/gas.h: New file. Restore
165 TARGET_ASM_NAMED_SECTION to its ELF default.
166 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
168 * config/sparc/sparc.c (sparc_elf_asm_named_section):
169 Likewise. Add ATTRIBUTE_UNUSED to prototype.
170 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
173 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
175 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
177 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
179 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
180 patterns from predicated pattern.
182 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
186 for insn mnemonic suffix.
188 2010-02-17 Richard Guenther <rguenther@suse.de>
190 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
193 2010-02-17 Jakub Jelinek <jakub@redhat.com>
196 * caller-save.c (save_call_clobbered_regs): If BB ends with
197 a DEBUG_INSN, move any notes in between last real insn and the last
198 DEBUG_INSN after the last DEBUG_INSN.
200 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
202 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
203 Fix return type. Fix argument type. Explain meaning of return value.
205 2010-02-16 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/41043
208 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
209 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
211 (vrp_visit_phi_node): ... but only for loop PHI nodes.
213 2010-02-16 Ira Rosen <irar@il.ibm.com>
215 PR tree-optimization/43074
216 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
217 * tree-vect-loop.c (vect_analyze_loop_operations): Add
218 vectorizable cycles in hybrid SLP check.
219 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
221 2010-02-16 Richard Guenther <rguenther@suse.de>
223 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
224 (true_dependence): If memrefs_conflict_p computes must-alias
225 trust it. Move TBAA check after offset-based disambiguation.
226 (canon_true_dependence): Likewise.
228 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
230 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
231 * doc/invoke.texi: Document it.
232 * var-tracking.c: Include toplev.h and params.h.
233 (vt_find_locations): Return bool indicating success. Compute
234 hash sizes unconditionally. Check new parameter, report.
235 (variable_tracking_main_1): Check vt_find_locations results and
236 retry. Renamed from...
237 (variable_tracking_main): ... this. New wrapper to preserve
238 flag_var_tracking_assignments.
239 * Makefile.in (var-tracking.o): Adjust dependencies.
241 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
242 Jakub Jelinek <jakub@redhat.com>
245 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
246 if weak_import attribute is present.
247 * config/darwin.c (machopic_select_section): Likewise.
249 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
251 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
252 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
253 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
254 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
256 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
258 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
261 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
262 Rewrite text to refer to the names.
264 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
266 * config/i386/i386-builtin-types.def
267 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
268 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
269 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
270 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
271 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
272 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
273 IX86_BUILTIN_VPERMIL2PS256.
274 (MULTI_ARG_4_DF2_DI_I): Defined.
275 (MULTI_ARG_4_DF2_DI_I1): Defined.
276 (MULTI_ARG_4_SF2_SI_I): Defined.
277 (MULTI_ARG_4_SF2_SI_I1): Defined.
278 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
279 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
280 __builtin_ia32_vpermil2ps256.
281 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
282 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
283 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
284 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
285 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
286 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
287 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
288 CODE_FOR_xop_vpermil2v8sf3.
289 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
290 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
291 * config/i386/xopintrin.h (_mm_permute2_pd): New.
292 (_mm256_permute2_pd): New.
293 (_mm_permute2_ps): New.
294 (_mm256_permute2_ps): New.
296 2010-02-15 Nick Clifton <nickc@redhat.com>
298 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
299 boolean parameters. Use emit_jump_insn when emitting a pop
300 instruction containing a return insn.
301 (push): Use 'true' rather than '1' as second parameter to F.
302 (h8300_expand_prologue): Likewise.
303 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
304 (h8300_expand_epilogue): Likewise.
306 2010-02-15 Richard Guenther <rguenther@suse.de>
309 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
312 2010-02-15 Nick Clifton <nickc@redhat.com>
314 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
317 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
319 * intl.c (fake_ngettext): New function.
320 * intl.h (fake_ngettext): Declare.
321 (ngettext): Define macro.
322 * collect2.c (notice_translated): New function.
323 (main): Use notice_translated and ngettext.
324 * collect2.h (notice_translated): Declare.
326 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
328 * reorg.c (delete_computation): Comment fixes.
329 * caller-save.c (setup_save_areas): Idem.
330 * sel-sched-dump.c (dump_lv_set): Idem.
333 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
335 * config/s390/s390.c (s390_sched_init): New function.
336 (TARGET_SCHED_INIT): Target hook defined.
338 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
339 Jack Howarth <howarth@bromo.med.uc.edu>
340 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
343 Partial revert of unintended change in fix for PR41605.
344 * config/darwin.h: Fix typo.
345 * config/darwin9.h: Same.
347 2010-02-11 Jakub Jelinek <jakub@redhat.com>
349 * c-pch.c (pch_init): Clear v.
351 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
354 * graphite-scop-detection.c (graphite_can_represent_scev): Call
355 graphite_can_represent_init for MULT_EXPR.
357 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
361 * graphite-sese-to-poly.c (remove_phi): New.
362 (translate_scalar_reduction_to_array): Call remove_phi.
364 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
367 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
368 * graphite-clast-to-gimple.h (gloog): Update declaration.
369 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
370 * graphite-poly.h (struct poly_bb): Add missing comments.
371 (struct scop): Add poly_scop_p field.
373 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
374 * graphite.c (graphite_transform_loops): Build the polyhedral
375 representation for each scop before code generation.
376 * sese.c (rename_variables_in_operand): Removed.
377 (rename_variables_in_expr): Return the renamed expression.
378 (rename_sese_parameters): New.
379 * sese.h (rename_sese_parameters): Declared.
381 2010-02-11 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/42998
384 * tree-ssa-pre.c (create_expression_by_pieces): Treat
385 POINTER_PLUS_EXPR properly.
387 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
388 Changpeng Fang <changpeng.fang@amd.com>
391 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
392 the cost of an IV candidate when the IV is used in a test against zero.
394 * gcc.dg/tree-ssa/ivopts-3.c: New.
396 2010-02-11 Richard Guenther <rguenther@suse.de>
399 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
400 pointer-vs-decl case by swapping refs. Handle some cases
401 of pointer-vs-decl disambiguations more conservatively.
402 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
403 to false after expanding.
405 2010-02-11 Richard Guenther <rguenther@suse.de>
408 * gcc.c (process_command): Handle LTO file@offset case more
411 2010-02-11 Jakub Jelinek <jakub@redhat.com>
413 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
414 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
416 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
418 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
419 if MEM's mode size isn't DWARF2_ADDR_SIZE.
420 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
421 Optimize eq/ne comparisons when both arguments are known to be
423 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
424 Don't mask operands unnecessarily if they are known to be already
427 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
429 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
432 2010-02-10 Richard Guenther <rguenther@suse.de>
434 PR tree-optimization/43017
435 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
436 for wrapping signed arithmetic.
438 2010-02-10 Jakub Jelinek <jakub@redhat.com>
441 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
442 if no debug info should be emitted for it.
444 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
446 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
447 note when flag_exceptions is set.
449 2010-02-10 Duncan Sands <baldrick@free.fr>
451 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
453 2010-02-10 Richard Guenther <rguenther@suse.de>
456 * tree.c (get_unwidened): Handle constants.
457 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
459 2010-02-10 Martin Jambor <mjambor@suse.cz>
462 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
463 check for variable argument counts independently.
465 2010-02-10 Christian Bruel <christian.bruel@st.com>
468 * config/sh/sh.c (find_barrier): Increase length for non delayed
469 conditional branches.
471 2010-02-10 Christian Bruel <christian.bruel@st.com>
473 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
475 2010-02-10 Jakub Jelinek <jakub@redhat.com>
477 * builtins.c (set_builtin_user_assembler_name): Also handle
478 ffs if int is smaller than word.
480 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
483 * ira-conflicts.c (get_dup): Remove.
484 (process_reg_shuffles): Add new parameter. Use it as an
485 additional guard for copy generation.
486 (add_insn_allocno_copies): Rewrite.
488 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
490 * common.opt (fsched2-use-traces): Preserved for backward
492 * doc/invoke.texi: Remove the documentation about option
494 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
495 flag_sched2_use_traces.
496 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
497 the backward compatibility flag section.
499 2010-02-09 Richard Guenther <rguenther@suse.de>
501 PR tree-optimization/43008
502 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
503 make HEAP variables initialized from global memory if they
504 are not known builtin functions.
505 (find_func_aliases): Adjust.
507 2010-02-09 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/43000
510 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
513 2010-02-08 Jakub Jelinek <jakub@redhat.com>
515 PR tree-optimization/42931
516 * tree-loop-linear.c (try_interchange_loops): Don't call
517 double_int_mul if estimated_loop_iterations failed.
519 2010-02-08 Martin Jambor <mjambor@suse.cz>
522 * tree-sra.c (build_accesses_from_assign): Do not mark in
523 should_scalarize_away_bitmap if stmt has volatile ops.
524 (sra_modify_assign): Do not process assigns piecemeal if if stmt
527 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
529 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
531 2010-02-07 Adam Nemet <adambnmet@gmail.com>
533 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
536 2010-02-07 Andrew Pinski <pinskia@gmail.com>
539 * df-core.c (df_finish_pass): Change type of saved_flags to int.
541 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
544 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
545 to unknown_dependence.
546 (graphite_legal_transform_dr): Handle the unknown_dependence.
547 (graphite_carried_dependence_level_k): Same.
549 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
551 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
553 2010-02-07 Richard Guenther <rguenther@suse.de>
556 * expr.c (get_inner_reference): Always initialize *pbitsize.
558 2010-02-07 Richard Guenther <rguenther@suse.de>
561 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
562 new ARRAY_REFs on variable size element or minimal index arrays.
564 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
565 gimple_fold_indirect_ref.
567 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
570 * arm.c (arm_override_options): Just return if the user has specified
573 2010-02-03 Jason Merrill <jason@redhat.com>
576 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
577 i386_pe_maybe_record_exported_symbol.
579 2010-02-05 Steve Ellcey <sje@cup.hp.com>
582 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
583 (pa_delegitimize_address): New function.
585 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
587 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
588 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
590 2010-02-05 Richard Guenther <rguenther@suse.de>
593 * lto-streamer-in.c (get_resolution): Deal with references
594 to undefined functions.
596 2010-02-05 Richard Guenther <rguenther@suse.de>
598 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
599 (fold_const_aggregate_ref): Likewise.
600 (ccp_fold_stmt): Substitute loads.
601 (maybe_fold_reference): Verify types before substituting.
603 (fold_gimple_assign): Unshare properly.
604 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
606 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
608 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
609 for rs6000_gen_cell_microcode.
611 2010-02-04 Richard Guenther <rguenther@suse.de>
613 PR rtl-optimization/42952
614 * dse.c (const_or_frame_p): Remove MEM handling.
616 2010-02-04 Nick Clifton <nickc@redhat.com>
618 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
619 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
620 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
621 (mn10300_asm_output_mi_thunk): New function.
622 (mn10300_can_output_mu_thunk): New function.
623 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
624 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
625 (FUNCTION_ARG): Delete incorrect comment.
627 2010-02-03 Jason Merrill <jason@redhat.com>
630 * fold-const.c (operand_equal_p): Handle erroneous types.
632 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
634 * config/h8300/h8300.md (can_delay): Fix attibute condition.
636 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
638 PR rtl-optimization/42941
639 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
642 2010-02-03 Jason Merrill <jason@redhat.com>
645 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
647 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
650 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
652 (cselib_reset_table): Renamed from...
653 (cselib_reset_table_with_next_value): ... this.
654 (cselib_get_next_uid): Renamed from...
655 (cselib_get_next_unknown_value): ... this.
656 * cselib.c (next_uid): Renamed from...
657 (next_unknown_value): ... this.
658 (cselib_clear_table): Adjust.
659 (cselib_reset_table): Adjust. Renamed from...
660 (cselib_reset_table_with_next_value): ... this.
661 (cselib_get_next_uid): Adjust. Renamed from...
662 (cselib_get_next_unknown_value): ... this.
663 (get_value_hash): Use hash.
664 (cselib_hash_rtx): Likewise.
665 (new_cselib_val): Adjust. Set and dump uid.
666 (cselib_lookup_mem): Pass next_uid as hash.
667 (cselib_subst_to_values): Likewise.
668 (cselib_log_lookup): Dump uid.
669 (cselib_lookup): Pass next_uid as hash. Adjust.
670 (cselib_process_insn): Adjust.
671 (cselib_init): Initialize next_uid.
672 (cselib_finish): Adjust.
673 (dump_cselib_table): Likewise.
674 * dse.c (canon_address): Dump value uid.
675 * print-rtl.c (print_rtx): Print value uid.
676 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
678 (dv_uid): New function, sort of renamed from...
679 (dv_htab_hash): ... this, reimplemented in terms of it and...
680 (dv_uid2hash): ... this. New.
681 (variable_htab_eq): Drop excess assertions.
682 (tie_break_pointers): Removed.
683 (canon_value_cmp): Compare uids.
684 (variable_post_merge_New_vals): Print uids.
685 (vt_add_function_parameters): Adjust.
686 (vt_initialize): Reset table. Adjust.
688 2010-02-03 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/42944
691 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
692 (call_may_clobber_ref_p_1): Likewise. Properly handle
693 malloc and calloc clobbering errno.
695 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
697 * doc/invoke.texi: Fix name of sched1 dump.
699 * opts.c (decode_options): Set flag_tree_switch_conversion
700 only conditionally on optimize >= 2.
702 * gcse.c: Assorted comment fixes in pass description.
704 2010-02-03 Anthony Green <green@moxielogic.com>
706 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
707 nop padding in order to maintain alignment of storage location of
708 target function address.
709 (moxie_trampoline_init): Store target function address at newly
711 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
713 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
715 2010-02-03 Richard Guenther <rguenther@suse.de>
718 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
720 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
722 * config.gcc: Reenable check for obsolete targets.
723 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
724 mips-sgi-irix6.[0-4]*.
726 2010-02-02 Nick Clifton <nickc@redhat.com>
728 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
729 constant size of 4 as being the same as 0.
730 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
731 can take values in the range 0..4.
733 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
736 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
737 as _darwin10_Unwind_FindEnclosingFunction().
738 * libgcc-libsystem.ver: New.
740 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
743 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
744 implicitly set registers.
746 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
748 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
749 (arm_override_options): Allow automatic selection of the thread
750 pointer register if thumb2.
751 (legitimize_pic_address): Improve code sequences for Thumb2.
752 (arm_call_tls_get_addr): Likewise.
753 (legitimize_tls_address): Likewise.
754 * arm.md (pic_load_addr_arm): Delete. Replace with ...
755 (pic_load_addr_32bit): ... this. New named pattern.
756 * thumb2.md (pic_load_addr_thumb2): Delete.
757 (pic_load_dot_plus_four): Delete.
758 (tls_load_dot_plus_four): New named pattern.
760 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
763 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
764 Document fix for TLS bug.
766 2010-01-31 Richard Guenther <rguenther@suse.de>
768 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
769 conservatively correct.
771 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
775 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
777 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
779 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
781 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
783 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
785 * config.gcc: Adjust order of makefile fragments for mingw targets.
787 2010-01-31 Richard Guenther <rguenther@suse.de>
790 * gimplify.c (gimplify_init_constructor): For volatile LHS
791 initialize a temporary.
793 2010-01-31 Matthias Klose <doko@ubuntu.com>
795 * configure.ac: Fix __stack_chk_fail check for cross builds configured
797 * configure: Regenerate.
799 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
801 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
802 the same alias set and their sizes different constantness.
803 (aliasing_component_refs_p): Revert 2009-10-24 change.
805 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
807 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
810 2010-01-29 Richard Guenther <rguenther@suse.de>
812 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
813 Assert we successfully updated the call.
815 2010-01-29 Jakub Jelinek <jakub@redhat.com>
817 PR rtl-optimization/42889
818 * df.h (df_set_bb_dirty_nonlr): New prototype.
819 * df-core.c (df_set_bb_dirty_nonlr): New function.
820 * df-scan.c (df_insn_rescan): Call it instead of
821 df_set_bb_dirty for DEBUG_INSNs.
823 2010-01-29 Richard Guenther <rguenther@suse.de>
826 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
827 quadratic behavior in most cases.
829 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
833 in the call to gen_x86_movsicc_0_m1.
835 2010-01-28 Richard Guenther <rguenther@suse.de>
837 PR tree-optimization/42871
838 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
840 2010-01-28 Richard Guenther <rguenther@suse.de>
842 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
845 2010-01-28 Richard Guenther <rguenther@suse.de>
848 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
849 the forwarder if the destination is an EH landing pad.
851 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
853 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
854 block list passed to gimple_duplicate_sese_tail.
855 (parallelize_loops): Avoid parallelization when the function
857 Avoid parallelization when the preheader is IRREDUCIBLE.
858 Try to optimize when estimated_loop_iterations_int is unresolved.
859 Add the loop's location to the dump file.
860 * tree-cfg.c (add_phi_args_after_redirect): Remove.
861 (gimple_duplicate_sese_tail): Remove the check for the latch.
862 Redirect nexits to the exit block.
863 Remove handling of the incoming edges to the latch.
864 Redirect the backedge from the copied latch to the exit bb.
866 2010-01-28 Michael Matz <matz@suse.de>
869 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
870 Wrap force_reg into a sequence, emit it before user.
872 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
874 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
876 (arm_legacy_rev): Likewise.
877 (thumb_legacy_rev): Likewise.
879 2010-01-27 Jakub Jelinek <jakub@redhat.com>
881 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
882 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
883 on MEM's address failed, try avoid_constant_pool_reference and
884 recurse if it returned something different.
885 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
886 address, try avoid_constant_pool_reference and recurse if it
887 returned something different.
888 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
889 address and avoid_constant_pool_reference returned something
890 different, don't set have_address.
892 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
895 * var-tracking.c (val_store): Add modified argument, obey it.
897 (count_uses): Move down logging of main.
898 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
899 don't need resolution.
900 (emit_notes_in_bb): Likewise.
902 2010-01-27 Richard Guenther <rguenther@suse.de>
905 * tree-inline.c (remap_decl): Delay remapping of SSA name
906 default definitions until we need them.
908 2010-01-27 Jakub Jelinek <jakub@redhat.com>
910 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
911 (rs6000_delegitimize_address): New function.
913 * config/s390/s390.c (s390_delegitimize_address): Call
914 delegitimize_mem_from_attrs.
917 * tree-inline.c (cannot_copy_type_1): Removed.
918 (copy_forbidden): Don't forbid copying of functions containing
919 records/unions with variable length fields.
921 2010-01-27 Christian Bruel <christian.bruel@st.com>
925 * config/sh/sh.c (find_barrier): Increase length for non delayed
926 conditional branches.
928 2010-01-27 Matthias Klose <doko@ubuntu.com>
930 * configure.ac (gnu-unique-object): Fix ldd version check.
931 * configure: Regenerate.
933 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
935 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
937 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
938 Test for HAVE_GNU_AS value.
940 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
942 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
943 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
945 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
946 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
947 INT_LEAST64_TYPE): Define.
948 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
949 UINT_LEAST64_TYPE): Define.
950 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
951 INT_FAST64_TYPE): Define.
952 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
953 UINT_FAST64_TYPE): Define.
954 (INTMAX_TYPE, UINTMAX_TYPE): Define.
955 (INTPTR_TYPE, UINTPTR_TYPE): Define.
956 (SIG_ATOMIC_TYPE): Define.
958 2010-01-26 Richard Guenther <rguenther@suse.de>
960 * df-scan.c (df_scan_set_bb_info): Remove assert.
961 (df_insn_rescan_debug_internal): Merge asserts.
962 (df_install_ref): Likewise.
963 (df_mark_reg): Use bitmap_set_range.
964 (df_hard_reg_used_p): Remove assert.
965 (df_hard_reg_used_count): Likewise.
967 2010-01-26 Richard Guenther <rguenther@suse.de>
969 PR rtl-optimization/42685
970 * web.c (web_main): Ignore DEBUG_INSNs.
972 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
974 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
976 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
977 Fix types of fndecl and arglist parameters.
979 2010-01-26 Richard Guenther <rguenther@suse.de>
982 * tree-eh.c (unsplit_eh): Skip debug insns.
984 2010-01-26 Richard Guenther <rguenther@suse.de>
986 PR tree-optimization/42250
987 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
989 2010-01-26 Jakub Jelinek <jakub@redhat.com>
992 * omp-low.c (expand_omp_sections): Only use single_pred if
993 l2_bb is single_pred_p.
995 2010-01-25 Christian Bruel <christian.bruel@st.com>
998 * config/sh/sh.c (find_barrier): Increase length for non delayed
999 conditional branches.
1000 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1002 2010-01-24 David S. Miller <davem@davemloft.net>
1004 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1005 define if not using GAS.
1006 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1007 Likewise. Delete SECTION_MERGE code, which is only applicable
1010 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1013 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1014 mangling of va_list in system headers.
1016 2010-01-23 Toon Moene <toon@moene.org>
1018 * tree-predcom.c (combine_chains): Return NULL, not false.
1020 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1022 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1023 initialization of variable res to agree with return type.
1025 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1027 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1028 * tree-sra.c: Add include of expr.h.
1030 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1032 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1033 insert the debug stmt on the single non-EH edge from the stmt.
1035 2010-01-22 Richard Henderson <rth@redhat.com>
1038 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1039 the RHS until after generate_subtree_copies has insertted its
1040 code before the current statement.
1042 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1044 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1046 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1048 2010-01-21 Martin Jambor <mjambor@suse.cz>
1050 PR tree-optimization/42585
1051 * tree-sra.c (struct access): New field grp_total_scalarization.
1052 (dump_access): Dump the new field.
1053 (should_scalarize_away_bitmap): New variable.
1054 (cannot_scalarize_away_bitmap): Likewise.
1055 (sra_initialize): Allocate new bitmaps.
1056 (sra_deinitialize): Free new bitmaps.
1057 (create_access_1): New function.
1058 (create_access): Parts moved to create_access_1.
1059 (type_consists_of_records_p): New function.
1060 (completely_scalarize_record): Likewise.
1061 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1062 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1063 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1065 (analyze_all_variable_accesses): Completely scalarize small eligible
1068 2010-01-21 Martin Jambor <mjambor@suse.cz>
1070 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1072 2010-01-21 Andrew Haley <aph@redhat.com>
1074 * gcc.c (process_command): Move lang_specific_driver before
1075 setting cc_libexec_prefix.
1077 2010-01-21 Richard Guenther <rguenther@suse.de>
1080 * fold-const.c (negate_expr_p): Pretend only negative
1081 real constants are easily negatable.
1083 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1084 Jason Merrill <jason@redhat.com>
1086 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1087 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1088 * calls.c (initialize argument_information): Handle it.
1089 * c-common.c (handle_transparent_union_attribute): Use new name.
1090 * c-decl.c (finish_struct): Ditto.
1091 * c-typeck.c (type_lists_compatible_p): Ditto.
1092 (convert_for_assignment): Use new name and also handle record.
1093 * function.c (aggregate_value_p): Handle it.
1094 (pass_by_reference): Ditto.
1095 (assign_parm_data_types): Ditto.
1096 * print-tree.c (print_node): Ditto.
1097 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1098 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1099 * tree.c (first_field): New fn.
1101 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1104 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1105 even when linking statically, for now.
1107 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1110 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1111 without a cselib val.
1112 (count_uses): Accept MO_VAL_SET with no val on stores.
1113 (add_stores): Likewise.
1115 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1117 * var-tracking.c (check_value_val): Add a compile time assertion.
1118 (dv_is_decl_p): Simplify.
1119 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1120 gcc_assert if ENABLE_CHECKING.
1122 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1125 * var-tracking.c: Include tree-flow.h.
1126 (mem_dies_at_call): New.
1127 (dataflow_set_preserve_mem_locs): Use it.
1128 (dataflow_set_remove_mem_locs): Likewise.
1129 (dump_var): Renamed from dump_variable. Adjust all callers.
1130 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1131 * Makefile.in (var-tracking.o): Adjust deps.
1133 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1135 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1137 2010-01-20 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/42717
1140 * tree-ssa-dce.c (get_live_post_dom): Remove.
1141 (forward_edge_to_pdom): Take an arbitrary edge to copy
1142 degenerate PHI args from.
1143 (remove_dead_stmt): Use the first post-dominator even if it
1144 does not contain live statements as redirection destination.
1146 2010-01-20 Richard Guenther <rguenther@suse.de>
1148 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1150 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1152 * sel-sched.c (create_speculation_check): Remove set but not used
1154 (try_transformation_cache): Remove set but not used variable ds.
1155 (calculate_privileged_insns): Remove set but not used variables
1156 cur_insn and min_spec_insn.
1157 (find_best_expr): Remove set but not used variable avail_n.
1158 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1160 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1162 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1163 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1166 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1169 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1170 cpu types. Add support for *-sse3 cpu types.
1171 (x86_64-*-*): Ditto.
1173 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1176 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1177 argument, call initializer_constant_valid_p_1 instead of
1178 initializer_constant_valid_p, pass CACHE to it, return NULL
1179 immediately if first call returns NULL.
1180 (initializer_constant_valid_p_1): New function.
1181 (initializer_constant_valid_p): Use it.
1183 2010-01-20 Thomas Quinot <quinot@adacore.com>
1185 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1187 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1189 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1190 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1191 (loc_list_from_tree): Don't handle unsigned division. Handle
1192 signed modulo using DW_OP_{over,over,div,mul,minus}.
1193 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1194 modulo instead of signed.
1196 2010-01-20 DJ Delorie <dj@redhat.com>
1198 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1200 (h8300_emit_stack_adjustment): Propogate it.
1202 (h8300_expand_prologue): Likewise.
1203 (h8300_expand_epilogue): Likewise.
1205 2010-01-19 Michael Matz <matz@suse.de>
1207 PR tree-optimization/41783
1208 * tree-data-ref.c (toplevel): Include flags.h.
1209 (dump_data_dependence_relation): Also dump the inputs if the
1210 result will be unknown.
1211 (split_constant_offset_1): Look through some conversions.
1212 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1213 the offset from last element is too large.
1214 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1215 (reassociate_to_the_same_stmt): Handle vector registers.
1216 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1218 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1219 wide_prolog_niters argument, emit widening instructions.
1220 (vect_do_peeling_for_alignment): Adjust caller, use widened
1221 variant of the iteration cound.
1222 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1224 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1227 * config/arm/neon-testgen.m (emit_automatics): New parameter
1228 features. Adjust for Fixed_return_reg feature.
1229 (test_intrinsic): Call emit_automatics with new feature.
1230 * config/arm/neon.ml: Update copyright years.
1231 (features): New Fixed_return_reg feature.
1232 (ops): Update feature for Vget_low.
1234 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1236 PR tree-optimization/42719
1237 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1241 * fwprop.c (all_uses_available_at): Return false if def_set dest
1242 is a REG that is used in def_insn.
1244 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1246 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1248 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1251 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1253 * target.h (struct gcc_target) <secondary_reload>: Change type
1254 of last argument to secondary_reload_info *.
1256 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1259 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1260 memory references with unaligned offsets. Remove CQImode handling.
1261 (unaligned_memory_operand): Return 1 for memory references with
1262 unaligned offsets. Remove CQImode handling.
1264 2010-01-18 Richard Guenther <rguenther@suse.de>
1267 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1270 2010-01-18 Richard Guenther <rguenther@suse.de>
1272 PR tree-optimization/42781
1273 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1274 restrict processing only if the original variable was artificial.
1276 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1278 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1279 find number of popped argument bytes.
1281 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1282 Fix the text that describes the return value for invalid insns.
1284 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1286 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1287 Clarify what 'cost of the -dependence' is. Fix quoting.
1289 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1290 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1292 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1294 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1295 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1297 2010-01-17 Richard Guenther <rguenther@suse.de>
1300 * function.c (split_complex_args): Take a VEC to modify.
1301 (assign_parms_augmented_arg_list): Build a VEC instead of
1302 a chain of PARM_DECLs.
1303 (assign_parms_unsplit_complex): Take a VEC of arguments.
1304 Do not fixup unmodified parms.
1305 (assign_parms): Deal with the VEC.
1306 (gimplify_parameters): Likewise.
1308 2010-01-17 Richard Guenther <rguenther@suse.de>
1310 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1311 node existence check.
1312 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1313 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1314 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1315 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1316 (gimple_execute_on_growing_pred): Likewise.
1318 2010-01-17 Richard Guenther <rguenther@suse.de>
1320 PR tree-optimization/42773
1321 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1322 (compute_antic_aux): Likewise.
1323 (compute_partial_antic_aux): Likewise.
1325 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1328 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1331 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1333 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1336 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1337 Fix markup for strict argument.
1339 (TARGET_SCHED_REORDER2): Fix argument types.
1341 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1342 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1344 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1345 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1347 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1350 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1351 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1352 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1353 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1354 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1356 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1358 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1360 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1361 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1363 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1365 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1368 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1370 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1371 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1373 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1375 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1377 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1378 referring to it. Fix language.
1380 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1382 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1384 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1386 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1388 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1389 '@var{stream}. Remove stray 'and'.
1391 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1393 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1395 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1397 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1398 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1400 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1401 Fix description of return value.
1402 Rename argument "sz" to "len."
1404 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1405 Clarify meaning of 'true' return value.
1407 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1409 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1410 rep_mode versus mode_rep.
1412 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1414 (TARGET_BUILTIN_DECL): Fix name.
1416 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1418 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1420 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1422 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1424 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1426 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1429 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1430 Rename argument tm_fn to md_fn.
1432 (TARGET_OPTION_PRINT): Fix argument list.
1434 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1437 * config/i386/i386.c (ix86_fixup_binary_operands):
1438 Revert FMA4 fixup of operands.
1440 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1443 * Makefile.in (write_entries_to_file, install-plugin):
1444 Use \012 instead of \n with tr.
1446 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1448 * configure.ac (HAVE_AS_REF): New C macro.
1449 * configure: Regenerate.
1450 * config.in: Likewise.
1451 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1453 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1456 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1458 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1460 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1462 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1464 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1466 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1468 (TARGET_BINDS_LOCAL_P): Fix argument type.
1470 (TARGET_ASM_FILE_END): Use prototype.
1472 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1474 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1476 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1478 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1480 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1481 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1483 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1484 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1486 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1487 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1488 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1489 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1491 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1493 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1495 (TARGET_INIT_BUILTINS): Use prototype.
1497 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1498 Put 'const char *' in braces. Fix parameter types.
1499 (TARGET_INVALID_CONVERSION): Fix parameter types.
1500 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1501 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1503 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1506 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1508 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1510 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1512 * doc/tm.texi (TARGET_HELP): Fix return type.
1514 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1515 in braces. Fix argument types.
1517 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1519 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1521 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1523 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1524 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1526 (TARGET_MANGLE_TYPE): Fix argument types.
1528 (TARGET_IRA_COVER_CLASSES): Use prototype.
1530 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1532 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1534 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1536 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1538 (TARGET_CALLEE_COPIES): Fix argument types.
1540 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1542 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1544 (TARGET_FUNCTION_VALUE): Fix argument types.
1546 (TARGET_RETURN_IN_MSB): Fix argument type.
1548 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1550 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1552 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1554 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1555 agree with return type.
1557 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1559 2010-01-15 Jing Yu <jingyu@google.com>
1561 PR rtl-optimization/42691
1562 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1563 a pseudo to a constant and are merged, and adjust comments.
1565 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1567 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1569 2010-01-15 Richard Guenther <rguenther@suse.de>
1572 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1573 labels of computed or non-local gotos to the destination.
1574 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1575 landing pad label is the first label.
1577 2010-01-15 Richard Guenther <rguenther@suse.de>
1579 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1581 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1584 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1585 to allow generation of the xssqrtdp instruction on power7.
1586 (sqrtdf2_fpr): Ditto.
1588 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1591 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1592 functions with noreturn attribute.
1595 * varasm.c (declare_weak): Add weak attribute to decl if it
1596 doesn't have one already.
1597 (assemble_external): Only add decls to weak_decls if they also
1598 have weak attribute.
1600 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1602 * var-tracking.c (var_reg_delete): Don't delete the association
1603 between REGs and values or one-part variables if the register
1606 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1609 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1610 because its first operand is a non-localized variable.
1612 2010-01-14 Martin Jambor <mjambor@suse.cz>
1614 PR tree-optimization/42706
1615 * tree-sra.c (encountered_recursive_call): New variable.
1616 (encountered_unchangable_recursive_call): Likewise.
1617 (sra_initialize): Initialize both new variables.
1618 (callsite_has_enough_arguments_p): New function.
1619 (scan_function): Call decl and flags check only for IPA-SRA, check
1620 whether there is a recursive call and whether it has enough arguments.
1621 (all_callers_have_enough_arguments_p): New function.
1622 (convert_callers): Look for recursive calls only when
1623 encountered_recursive_call is set.
1624 (ipa_early_sra): Bail out either if
1625 !all_callers_have_enough_arguments_p or
1626 encountered_unchangable_recursive_call.
1628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1630 * sel-sched.c: Add 2010 to copyright years.
1631 * sel-sched-ir.c: Likewise.
1632 * sel-sched-ir.h: Likewise.
1634 2010-01-14 Martin Jambor <mjambor@suse.cz>
1636 PR tree-optimization/42714
1637 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1638 constructors specially.
1640 2010-01-14 Andi Kleen <ak@linux.intel.com>
1642 * config/i386/drivers-i386.c (detect_caches_intel):
1643 Add l2sizekb parameter and fill in.
1644 (host_detect_local_cpu): Add l2sizekb, fill in.
1645 Add Atom small cache heuristic.
1647 2010-01-14 Andi Kleen <ak@linux.intel.com>
1649 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1650 Add level3 parameter and fill in.
1651 (detect_caches_intel): Handle level3 cache.
1653 2010-01-14 Andi Kleen <ak@linux.intel.com>
1655 * config/i386/drivers-i386.c (host_detect_local_cpu):
1656 Fix core duo detection.
1658 2010-01-14 Andi Kleen <ak@linux.intel.com>
1660 * config/i386/drivers-i386.c (host_detect_local_cpu):
1663 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1665 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1666 (rs6000_variable_issue_1): this. Use...
1667 (rs6000_variable_issue): here. Reimplement. Print debug info.
1669 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1671 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1672 sel_restore_notes. Update all callers. Call reemit_notes
1675 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1677 PR rtl-optimization/42246
1678 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1681 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1683 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1684 all successors is the same as number of successors in current region.
1686 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1688 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1689 to rename is not separable. Otherwise check that its LHS is not NULL.
1691 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1693 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1695 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1697 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1698 available registers when failed to discover LHS register class.
1699 Fix indentation. Update comment.
1701 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1702 Alexander Monakov <amonakov@ispras.ru>
1704 PR rtl-optimization/42389
1705 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1707 (advance_state_on_fence): Likewise.
1708 (sel_target_adjust_priority): Print debug output only when
1709 sched_verbose >= 4, not 2.
1710 (get_expr_cost): Do not issue all unique insns on the next cycle.
1711 (fill_insns): Initialize can_issue_more from the value saved
1713 * sel-sched-ir.c (flist_add): New parameter issue_more.
1714 Init FENCE_ISSUE_MORE with it.
1715 (merge_fences): Likewise.
1716 (init_fences): Update call to flist_add.
1717 (add_to_fences, add_clean_fence_to_fences)
1718 (add_dirty_fence_to_fences): Likewise.
1719 (move_fence_to_fences): Update call to merge_fences.
1720 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1722 * sel-sched-ir.h (struct _fence): New field issue_more.
1723 (FENCE_ISSUE_MORE): New accessor macro.
1725 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1727 PR rtl-optimization/42388
1728 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1729 that have no predecessors nor successors. Do not call move_bb_info
1730 for empty blocks outside of current region.
1732 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1734 PR rtl-optimization/42294
1735 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1736 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1737 originators' originators.
1739 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1741 PR rtl-optimization/39453
1742 PR rtl-optimization/42246
1743 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1745 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1747 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1748 Alexander Monakov <amonakov@ispras.ru>
1751 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1752 (maybe_tidy_empty_bb): ... here. Make static. Add new
1753 argument. Update all callers.
1754 (tidy_control_flow): ... and here. Recompute topological order
1755 of basic blocks in region if necessary.
1756 (sel_redirect_edge_and_branch): Change return type. Return true
1757 if topological order might have been invalidated.
1758 (purge_empty_blocks): Export and move from...
1759 * sel-sched.c (purge_empty_blocks): ... here.
1760 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1761 (maybe_tidy_empty_bb): Delete prototype.
1762 (purge_empty_blocks): Declare.
1764 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1766 PR rtl-optimization/42249
1767 * sel-sched.c (try_replace_dest_reg): When chosen register
1768 and original register is the same, do not bail out early, but
1769 still check all original insns for validity of replacing destination
1770 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1773 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1776 Port from no-undefined-overflow branch:
1777 2009-03-09 Richard Guenther <rguenther@suse.de>
1779 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1781 2010-01-14 Richard Guenther <rguenther@suse.de>
1784 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1786 2010-01-14 Ira Rosen <irar@il.ibm.com>
1788 PR tree-optimization/42709
1789 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1790 as scalar type in creation of constant vector operand.
1792 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1795 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1796 (check-parallel-%): Match `testsuite' directory component only
1799 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1801 PR translation/39521
1802 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1805 2010-01-13 Richard Guenther <rguenther@suse.de>
1807 PR tree-optimization/42730
1808 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1811 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1814 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1815 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1818 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1820 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1821 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1822 ___umulsi3_highpart.
1824 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1825 rather than schedule_insns if the pass is enabled.
1827 2010-01-13 Martin Jambor <mjambor@suse.cz>
1829 PR tree-optimization/42704
1830 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1833 2010-01-13 Martin Jambor <mjambor@suse.cz>
1835 PR tree-optimization/42703
1836 * tree-sra.c (analyze_access_subtree): Check that we can build a
1837 reference to the original data within the aggregate.
1839 2010-01-13 Richard Guenther <rguenther@suse.de>
1841 PR tree-optimization/42705
1842 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1844 2010-01-13 Richard Guenther <rguenther@suse.de>
1847 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1849 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1852 * var-tracking.c (values_to_unmark): New variable.
1853 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1854 values_to_unmark vector. Moved body to...
1855 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1856 instead queue it into values_to_unmark vector.
1857 (vt_find_locations): Free values_to_unmark vector.
1859 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1861 * config/s390/s390.c (override_options): Set
1862 default of max-pending-list-length to 256
1864 2010-01-13 Richard Guenther <rguenther@suse.de>
1867 * tree-pass.h (PROP_gimple_lcx): New.
1868 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1869 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1870 before the final cleanup_eh.
1871 (dump_properties): Dump PROP_gimple_lcx.
1872 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1873 (tree_lower_complex_O0): Remove.
1874 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1875 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1876 tree_lower_complex, schedule TODO_update_ssa.
1877 * lto-streamer-out.c (output_function): Stream the functions
1879 * lto-streamer-in.c (input_function): Likewise.
1880 (lto_read_body): Do not override them here.
1882 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1885 * c-typeck.c (build_c_cast): Fold value cast to union type before
1886 wrapping it in a CONSTRUCTOR.
1888 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1890 PR rtl-optimization/42699
1891 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1894 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1896 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1897 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1898 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1899 SUBTARGET_WARN_UNUSED_SPEC): ... here
1900 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1902 2010-01-12 Julian Brown <julian@codesourcery.com>
1904 * config/arm/neon-schedgen.ml (Utils): Don't try to
1905 open missing module.
1906 (find_with_result): New.
1908 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1911 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1912 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1914 PR tree-optimization/42645
1915 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1916 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1917 decl_map, set processing_debug_stmt to -1 and return name without
1920 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1922 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1923 binutils version, and reword target configuration description.
1925 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1927 * config/avr/avr.h (LINKER_NAME): Remove.
1929 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1932 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1933 that support VSX, warn for -mno-altivec if vsx is not disabled,
1936 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1937 Shujing Zhao <pearly.zhao@oracle.com>
1939 PR translation/42469
1940 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1941 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1942 character between option name and help text.
1943 * c.opt (imultilib): Likewise.
1945 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1947 * lto-streamer-out.c (output_unreferenced_globals): Output static
1950 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1952 PR rtl-optimization/42621
1953 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1954 optimizing for size.
1955 (duplicate_computed_gotos): Remove now-redundant check.
1957 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1960 * configure.ac: Save and restore LDFLAGS and LIBS
1961 * configure: Regenerate.
1963 2010-01-10 Richard Guenther <rguenther@suse.de>
1966 * builtins.c (fold_builtin_strlen): Add type argument and
1967 convert the resulting length to it.
1968 (fold_builtin_1): Adjust.
1970 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1972 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1973 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1975 (num_insns_constant_wide): Adjust for that change.
1977 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1980 * web.c (union_defs): Add used argument, to combine uses of
1982 (entry_register): Adjust type and tests of used argument.
1983 (web_main): Widen used for new use. Pass it to union_defs.
1984 * df.h (union_defs): Adjust prototype.
1986 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1989 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1990 uses in new incoming argument. Free body.
1991 (reset_debug_uses_in_loop): New.
1992 (analyze_insn_to_expand_var): Call the latter if the former found
1993 anything. Fix whitespace. Reject invalid dest overlaps before
1994 going through all insns in the loop.
1996 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1999 * haifa-sched.c (dying_use_p): Debug insns don't count.
2001 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2004 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2005 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2006 (verify_gimple_call): Reject LHS in noreturn calls.
2008 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2012 * tree-vect-loop-manip.c (adjust_info): New type.
2013 (adjust_vec): New pointer to vector.
2014 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2015 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2016 (slpeel_update_phis_for_duplicate_loop): Use them.
2017 (slpeel_update_phi_nodes_for_guard1): Likewise.
2018 (slpeel_update_phi_nodes_for_guard2): Likewise.
2019 (slpeel_tree_peel_loop_to_edge): Likewise.
2020 (vect_update_ivs_after_vectorizer): Likewise.
2022 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2024 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2025 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2027 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2029 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2030 bogus uninitialized warning.
2032 2010-01-09 Richard Guenther <rguenther@suse.de>
2035 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2036 the evolution is compatible with the initial condition.
2038 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2040 * gcc.c (process_command): Update copyright notice dates.
2041 * gcov.c (print_version): Likewise.
2042 * gcov-dump.c (print_version): Likewise.
2043 * mips-tfile.c (main): Likewise.
2044 * mips-tdump.c (main): Likewise.
2046 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2049 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2051 (rotlhi3_8): Delete.
2053 (rotlsi3_8): Delete.
2054 (rotlsi3_16): Delete.
2055 (rotlsi3_24): Delete.
2057 (*rotw<mode>3): New.
2058 (*rotb<mode>3): New.
2059 * config/avr/avr.c (avr_rotate_bytes): New function.
2060 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2062 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2065 * configure.ac: Modify -rdynamic check.
2066 * configure: Regenerate.
2068 2010-01-08 DJ Delorie <dj@redhat.com>
2070 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2071 register popping order.
2073 2010-01-08 Richard Guenther <rguenther@suse.de>
2076 * c.opt (fsigned-char): Also let LTO handle this option.
2077 (funsigned-char): Likewise.
2079 2010-01-07 Richard Guenther <rguenther@suse.de>
2081 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2082 (gimple_op): Likewise.
2083 (gimple_op_ptr): Likewise.
2084 (gimple_assign_set_lhs): Remove gcc_assert.
2085 (gimple_assign_set_rhs1): Likewise.
2086 (gimple_assign_set_rhs2): Likewise.
2087 (gimple_call_set_lhs): Likewise.
2088 (gimple_call_set_fn): Likewise.
2089 (gimple_call_set_fndecl): Likewise.
2090 (gimple_call_fndecl): Likewise.
2091 (gimple_call_return_type): Likewise.
2092 (gimple_call_set_chain): Likewise.
2093 (gimple_call_num_args): Likewise.
2094 (gimple_call_set_arg): Likewise.
2095 (gimple_cond_set_code): Likewise.
2096 (gimple_cond_set_lhs): Likewise.
2097 (gimple_cond_set_rhs): Likewise.
2098 (gimple_cond_set_true_label): Likewise.
2099 (gimple_cond_set_false_label): Likewise.
2100 (gimple_label_set_label): Likewise.
2101 (gimple_goto_set_dest): Likewise.
2102 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2103 (gimple_debug_bind_get_value): Likewise.
2104 (gimple_debug_bind_get_value_ptr): Likewise.
2105 (gimple_debug_bind_set_var): Likewise.
2106 (gimple_debug_bind_set_value): Likewise.
2107 (gimple_debug_bind_reset_value): Likewise.
2108 (gimple_debug_bind_has_value_p): Likewise.
2109 (gimple_return_retval_ptr): Remove gcc_assert.
2110 (gimple_return_retval): Likewise.
2111 (gimple_return_set_retval): Likewise.
2112 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2113 (safe_referenced_var_iterator): Remove.
2114 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2115 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2116 (fill_referenced_var_vec): Remove.
2117 (first_readonly_imm_use): Remove redundant gcc_assert.
2118 (phi_arg_index_from_use): Combine gcc_asserts.
2119 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2120 (first_imm_use_stmt): Remove redundant gcc_assert.
2121 * tree-cfg.c (verify_gimple_call): Verify function and chain
2122 operands. Verify arguments.
2123 (verify_types_in_gimple_stmt): Verify condition code and labels.
2125 2010-01-07 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/42641
2128 * sese.c (rename_map_elt_info): Use the SSA name version, do
2131 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2133 PR tree-optimization/42625
2134 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2135 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2137 2010-01-07 Duncan Sands <baldrick@free.fr>
2139 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2141 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2144 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2145 note itself is not function_invariant_p.
2147 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2149 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2150 Do not add the DF_NOTE problem.
2151 * store-motion.c (execute_rtl_store_motion): Likewise.
2153 2010-01-07 Martin Jambor <mjambor@suse.cz>
2155 PR tree-optimization/42157
2156 * tree-sra.c (compare_access_positions): Stabilize sort if both
2157 accesses have integer types, return zero immediately if they are the
2160 2010-01-06 Richard Henderson <rth@redhat.com>
2163 * haifa-sched.c (add_to_note_list): Merge into ...
2164 (concat_note_lists): ... here, and ...
2165 (unlink_other_notes, rm_other_notes): Merge into...
2166 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2167 NOTE_INSN_EPILOGUE_BEG.
2169 2010-01-06 Richard Guenther <rguenther@suse.de>
2171 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2172 not inline regular functions into always-inline functions.
2174 2010-01-06 Nick Clifton <nickc@redhat.com>
2176 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2177 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2179 (OVERRIDE_OPTIONS): Delete.
2180 (OPTIMIZATION_OPTIONS): Define.
2181 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2182 * config/rx/rx.c (rx_handle_option): Issue an error message if
2183 -mcpu=rx200 and -fpu are used together.
2184 (rx_set_optimization_options): New function. Issue an error
2185 message if an optimization attribute attempts to reset the FPU/
2186 math optimization pairing.
2187 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2188 * config/rx/rx.opt: Set the default to 32-bit doubles.
2189 * config/rx/t-rx: Add multilibs for -nofpu option.
2190 * doc/invoke.texi: Update documentation of RX options.
2192 2010-01-06 Richard Guenther <rguenther@suse.de>
2194 * tree-ssa-pre.c (name_to_id): New global.
2195 (alloc_expression_id): Simplify SSA name handling.
2196 (lookup_expression_id): Likewise.
2197 (init_pre): Zero name_to_id.
2198 (fini_pre): Free it.
2200 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2202 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2204 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2207 * config/i386/sse.md (smaxv2di3): New.
2208 (umaxv2di3): Likewise.
2209 (sminv2di3): Likewise.
2210 (uminv2di3): Likewise.
2212 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2215 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2216 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2217 (legitimize_tls_address): Likewise.
2218 (sparc_tls_referenced_p): Likewise.
2219 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2220 and adjust calls to legitimize_pic_address.
2221 (legitimate_constant_p) Use sparc_tls_referenced_p.
2222 (legitimate_pic_operand_p): Likewise.
2223 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2224 (sparc_tls_symbol_ref_1): Delete.
2225 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2226 (legitimize_tls_address): Make static, handle CONST patterns.
2227 (legitimize_pic_address): Make static, remove unused parameter and
2228 adjust recursive calls.
2229 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2230 and adjust call to legitimize_pic_address.
2231 (sparc_output_mi_thunk): Likewise.
2233 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2234 H.J. Lu <hongjiu.lu@intel.com>
2237 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2238 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2239 operands to make them signed.
2242 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2245 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2246 GTU to GT for V4SI and V2DI.
2248 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2249 (umin<mode>3): Removed.
2251 (uminv4si3): Likewise.
2253 2010-01-05 Martin Jambor <mjambor@suse.cz>
2255 PR tree-optimization/42462
2256 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2257 current_function_decl to helper functions and macros.
2259 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2262 * flags.h: Don't include real.h.
2263 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2264 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2265 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2266 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2267 * dominance.c: Update copyright.
2268 * gimple.c (walk_gimple_op): Remove inline.
2269 * tree-ssa-reassoc.c: Include real.h.
2270 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2271 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2273 2010-01-05 Nick Clifton <nickc@redhat.com>
2275 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2276 register to push into the stack frame when the accumulator has to
2277 be saved during interrupts.
2279 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2281 * doc/invoke.texi: Remove the documentation about option
2283 * common.opt (Wunreachable-code): Preserved for backward
2285 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2286 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2287 the backward compatibility flag section.
2289 2010-01-05 Richard Guenther <rguenther@suse.de>
2291 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2293 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2296 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2298 PR tree-optimization/42508
2299 * tree-sra.c (convert_callers): Check for recursive call
2300 by comparing cgraph nodes instead of decls.
2301 (modify_function): Call ipa_modify_formal_parameters also
2302 on all same_body aliases.
2304 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2305 cgraph nodes when checking for same_body aliases.
2307 2010-01-05 Richard Guenther <rguenther@suse.de>
2309 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2310 allocation and lookup.
2311 (get_or_alloc_expr_for_constant): Likewise.
2312 (phi_translate): Sink allocation.
2314 2010-01-04 Richard Guenther <rguenther@suse.de>
2316 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2317 a new entry only if needed.
2318 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2319 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2321 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2323 (phi_translate): Handle CONSTANTs early.
2325 2010-01-04 Martin Jambor <mjambor@suse.cz>
2327 PR tree-optimization/42398
2328 * tree-sra.c (struct access): Removed flag grp_different_types.
2329 (dump_access): Do not dump the removed flag.
2330 (sort_and_splice_var_accesses): Do not set the removed flag.
2331 (sra_modify_expr): Check for type compatibility directly.
2333 2010-01-04 Martin Jambor <mjambor@suse.cz>
2335 PR tree-optimization/42366
2336 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2337 edges with variable number of parameters.
2338 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2339 flag instead of asserting it.
2340 (ipa_read_node_info): Read uses_analysis_done flag.
2342 2010-01-04 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2345 iterative_hash_* as intended.
2346 (vn_reference_compute_hash): Likewise. Simplify hashing
2348 (vn_reference_lookup_2): Likewise.
2349 (vn_nary_op_compute_hash): Likewise.
2350 (vn_phi_compute_hash): Likewise.
2351 (expressions_equal_p): Remove strange code.
2352 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2353 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2354 (bitmap_insert_into_set_1): Take value-id as parameter.
2355 (add_to_value): Pass it.
2356 (bitmap_insert_into_set): Likewise.
2357 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2359 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2362 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2363 (do_self_spec): For switches with SWITCH_IGNORE set set also
2364 SWITCH_IGNORE_PERMANENTLY.
2365 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2368 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2370 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2371 tree of an unreferenced global var.
2373 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2376 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2377 GTU to GT for V4SI and V2DI.
2379 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2380 (umin<mode>3): Removed.
2382 (uminv4si3): Likewise.
2384 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2387 * collect2.c (main): Turn on trace in collect2 if -v is passed
2390 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2392 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2393 description of expression operand.
2395 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2397 * configure.ac: Add install-html to target_list for Make-hooks.
2398 * configure: Regenerate.
2399 * fortran/Make-lang.in (F95_HTMLFILES): New.
2400 (fortran.html): Use it.
2401 (fortran.install-html): New.
2402 * Makefile.in (install-html): Add lang.install-html.
2403 * java/Make-lang.in (JAVA_HTMLFILES): New.
2404 (java.html): Use it.
2405 (java.install-html): New.
2406 * objc/Make-lang.in (objc.install-html): New.
2407 * objcp/Make-lang.in (obj-c++.install-html): New.
2408 * cp/Make-lang.in (c++.install-html): New.
2409 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2410 * lto/Make-lang.in (lto.install-html): New.
2412 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2415 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2417 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2419 PR rtl-optimization/41862
2420 * store-motion.c (store_killed_in_insn, compute_store_table,
2421 remove_reachable_equiv_notes, replace_store_insn,
2422 build_store_vectors): Ignore all DEBUG_INSNs.
2424 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2427 * common.opt: Add dumpdir.
2429 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2431 (option_map): Add --dumpdir.
2433 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2435 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2437 * opts.c (decode_options): Try dump_dir_name first if
2438 dump_base_name isn't an absolute path.
2439 (common_handle_option): Handle OPT_dumpdir.
2441 * toplev.c (dump_dir_name): New.
2442 (print_switch_values): Also ignore -dumpdir.
2444 * toplev.h (dump_dir_name): New.
2446 2010-01-03 Richard Guenther <rguenther@suse.de>
2448 PR tree-optimization/42589
2449 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2450 double-word expansion of bswap32.
2452 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2454 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2455 with BLOCK_FOR_INSN.
2456 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2457 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2458 noce_process_if_block): Likewise.
2459 * gcse.c (compute_local_properties, insert_expr_in_table,
2460 insert_set_in_table, canon_list_insert, find_avail_set,
2461 pre_insert_copy_insn): Likewise.
2463 * basic-block.h (BLOCK_NUM): Move from here...
2464 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2466 2010-01-03 Richard Guenther <rguenther@suse.de>
2468 PR tree-optimization/42438
2469 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2470 contains_may_not_return_call flag.
2471 (BB_MAY_NOTRETURN): New.
2472 (valid_in_sets): Trapping nary operations are not valid
2473 in blocks that may not return.
2474 (insert_into_preds_of_block): Remove check for trapping expressions.
2475 (compute_avail): Compute also BB_MAY_NOTRETURN.
2477 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2479 * doc/invoke.texi: Add 2010 to copyright years.
2481 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2483 * config/sparc/sparc.c: Fix formatting nits.
2485 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2486 Alexander Monakov <amonakov@ispras.ru>
2488 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2490 2010-01-02 Richard Guenther <rguenther@suse.de>
2493 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2494 (simplify_switch_using_ranges): Mark to be removed edges
2497 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2499 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2501 * collect2.c (scan_libraries): Add missing argument in call to
2504 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2507 * config/alpha/predicates.md (aligned_memory_operand): Return false
2509 (unaligned_memory_operand): Return true for CQImode.
2510 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2511 doesn not cross aligned SImode word boundary.
2513 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2515 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2517 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2518 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2520 2010-01-02 Richard Guenther <rguenther@suse.de>
2523 * toplev.c (compile_file): Emit LTO marker properly. Change
2525 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2527 2010-01-01 Richard Guenther <rguenther@suse.de>
2530 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2532 2010-01-01 Richard Guenther <rguenther@suse.de>
2535 * c-decl.c (grokdeclarator): For zero-size arrays force
2536 structural equality checks as layout_type does.
2538 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2540 * builtins.c: Update copyright to 2010.
2542 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2545 * lto-streamer-out.c (produce_asm): Revert the last change.
2546 (copy_function): Likewise.
2548 * lto-streamer.c (lto_get_section_name): Skip any leading
2551 2010-01-01 Richard Guenther <rguenther@suse.de>
2554 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2558 Copyright (C) 2010 Free Software Foundation, Inc.
2560 Copying and distribution of this file, with or without modification,
2561 are permitted in any medium without royalty provided the copyright
2562 notice and this notice are preserved.