1 2012-02-10 Jan Hubicka <jh@suse.cz>
4 * predict.c (predict_paths_for_bb): Prevent looping.
5 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
7 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9 * config/arm/arm.c (output_move_double): In one case properly
10 count number of instructions that will be emitted.
12 2012-02-10 Richard Guenther <rguenther@suse.de>
15 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
17 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
20 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
22 2012-02-09 Jakub Jelinek <jakub@redhat.com>
25 * var-tracking.c (emit_note_insn_var_location): If
26 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
27 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
28 non-NOTE_DURING_CALL_P insn.
30 2012-02-09 Bin Cheng <bin.cheng@arm.com>
33 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
35 2012-02-08 Magnus Granberg <zorry@gentoo.org>
38 * gcc.c (switch_matches) Support switches with separated form, -D
41 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
43 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
46 * config/avr/avr.c (avr_addr_t): New typedef.
47 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
48 (avr_init_expanders): Initialize it.
49 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
51 (expand_epilogue): Ditto.
52 (avr_print_operand): Ditto.
53 (avr_file_start): Ditto.
54 (avr_emit_movmemhi): Ditto.
56 2012-02-08 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/46886
59 * tree-flow.h (do_while_loop_p): Declare.
60 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
61 * tree-parloops.c (parallelize_loops): Only parallelize do-while
64 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
66 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
67 always succeed for integers larger than a native word.
69 2012-02-08 Richard Guenther <rguenther@suse.de>
71 PR rtl-optimization/52170
72 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
73 properly handle integer vector modes.
75 2012-02-08 Jakub Jelinek <jakub@redhat.com>
78 * coverage.c: Include target.h.
79 (build_var): Call targetm.strip_name_encoding on the assembler name.
80 Change one _ into . or $ if the target allows it.
81 * Makefile.in (coverage.o): Depend on $(TARGET_H).
83 PR rtl-optimization/52139
84 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
85 is a BARRIER after emit_insn_after_noloc, move BB_END
86 to the last non-BARRIER insn before it.
88 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
91 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
92 (mips_gimplify_va_arg_expr): Call it instead of
93 std_gimplify_va_arg_expr.
95 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
97 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
98 message for -mno-pointers-to-nested-function.
100 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
103 * expr.c (get_inner_reference): If there is an offset, add a negative
104 bit position to it (if any).
106 2012-02-07 Jakub Jelinek <jakub@redhat.com>
108 PR rtl-optimization/52060
109 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
110 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
111 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
112 and/or i0src_copy2 when needed.
114 2012-02-07 Jakub Jelinek <jakub@redhat.com>
116 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
117 or LTOPLUGINSONAME if have_c.
119 * config/freebsd-spec.h: Add comment about what macros can be defined
121 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
122 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
125 2012-02-07 Richard Guenther <rguenther@suse.de>
127 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
128 newline in -alias dumps.
130 2012-02-07 Kai Tietz <ktietz@redhat.com>
131 Dave Korn <dave.korn.cygwin@gmail.com>
134 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
135 Take care that typinfo gets dllexport-attribute.
137 2012-02-07 Jakub Jelinek <jakub@redhat.com>
140 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
141 if modifier < EXPAND_SUM call force_operand on the result.
143 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
145 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
146 adding __forwarder_dst__ prefix if a forwarder_section attribute is
148 (epiphany_function_type): Replace types for specific interrupts with
149 EPIPHANY_FUNCTION_INTERRUPT.
150 (EPIPHANY_INTERRUPT_P): Update.
151 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
153 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
154 <disinterrupt>: Affects type identity.
155 (epiphany_handle_interrupt_attribute): Handle variable number of
157 (epiphany_compute_function_type): Update for new
158 epiphany_function_type definition.
159 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
160 handlers with a longcall forwarder.
161 (epiphany_start_function): Handle multiple interrupt arguments and/or
162 forwarder_section attribute.
164 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after libgloss.
166 2012-02-07 Alan Modra <amodra@gmail.com>
169 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
172 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
174 PR tree-optimization/50969
175 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
176 use vec_perm rather than vector_stmt.
177 (vect_model_load_cost): Likewise.
178 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
179 vec_perm to be the same as other vector statements.
180 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
181 cost of vec_perm for TARGET_VSX.
183 2012-02-06 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/52115
186 * tree-sra.c (access_has_replacements_p): New function.
187 (sra_modify_assign): Use it to decide whether a use is uninitialized.
189 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
192 * trans-mem.c (expand_call_tm): Add an assertion.
193 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
196 2012-02-06 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/50955
199 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
200 raise cost of expressions that replace an address with an
201 expression based on a different pointer.
203 2012-02-06 Jakub Jelinek <jakub@redhat.com>
206 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
207 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
209 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
212 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
213 -Weffc++ and specify guidelines come from second edition.
215 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
217 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
218 (sibcall_value_multiple_internal, call_split, call_internal_direct)
219 (call_direct_split, call_value_split, call_value_internal_direct)
220 (call_value_direct_split, call_value_multiple_split): Use jal and
221 jal_macro attributes.
223 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
225 * reload1.c (reload_regs_reach_end_p): Replace with...
226 (reload_reg_rtx_reaches_end_p): ...this function.
227 (new_spill_reg_store): Update commentary.
228 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
229 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
230 before setting new_spill_reg_store.
231 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
232 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
233 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
234 for non-spill reload registers.
236 2012-02-05 Ira Rosen <irar@il.ibm.com>
238 PR tree-optimization/52091
239 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
240 (vect_is_simple_use_1): Likewise.
241 * tree-vect-loop.c (vectorizable_reduction): Update calls
242 to vect_is_simple_use_1 and vect_is_simple_use.
243 (vectorizable_live_operation): Likewise.
244 * tree-vect-patterns.c (widened_name_p,
245 vect_recog_vector_vector_shift_pattern, check_bool_pattern):
247 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
248 vectorizable_call, vectorizable_conversion,
249 vectorizable_assignment, vectorizable_shift,
250 vectorizable_operation, vectorizable_store, vectorizable_load):
252 (vect_is_simple_cond): Add an argument, pass it to
253 vect_is_simple_use_1.
254 (vectorizable_condition): Update calls to vect_is_simple_cond,
256 (vect_is_simple_use): Add an argument, the statement in which
257 OPERAND is used. Check that if OPERAND's def stmt is a double
258 reduction phi node, the use is a phi node too.
259 (vect_is_simple_use_1): Add an argument, pass it to
261 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
262 to vect_is_simple_use.
264 2012-02-04 Jakub Jelinek <jakub@redhat.com>
266 PR rtl-optimization/52095
267 * modulo-sched.c (dump_insn_locator): New function.
268 (loop_canon_p, sms_schedule): Use it.
270 PR rtl-optimization/52113
271 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
272 even for decomposable shift/zext insns.
274 2012-02-03 Jakub Jelinek <jakub@redhat.com>
275 Zdenek Dvorak <ook@ucw.cz>
277 PR rtl-optimization/52092
278 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
279 on get_iv_value result.
281 2012-02-02 Andrew Pinski <apinski@cavium.com>
285 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
287 2012-02-02 Jakub Jelinek <jakub@redhat.com>
290 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
292 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
294 PR rtl-optimization/49800
295 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
296 (sched_finish): Call regstat_free_n_sets_and_refs.
298 2012-02-02 Jia Liu <proljc@gmail.com>
300 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
303 2012-02-02 Jan Hubicka <jh@suse.cz>
304 Tom de Vries <tom@codesourcery.com>
307 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
308 * varpool.c (varpool_analyze_pending_decls): Likewise.
310 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
311 Jayant R Sonar <jayant.sonar@kpitcummins.com>
313 * config.gcc: Add cr16-* support.
315 * doc/extend.texi: Document cr16 extensions.
316 * doc/install.texi: Document cr16 install.
317 * doc/invoke.texi: Document cr16 options.
318 * doc/md.texi: Document cr16 constraints.
320 * common/config/cr16/cr16-common.c: New file.
321 * config/cr16/cr16.c: New file.
322 * config/cr16/cr16.h: New file.
323 * config/cr16/cr16.md: New file.
324 * config/cr16/cr16.opt: New file.
325 * config/cr16/cr16-protos.h: New file.
326 * config/cr16/predicates.md: New file.
327 * config/cr16/constraints.md: New file.
328 * config/cr16/t-cr16: New file.
330 2012-02-02 Jakub Jelinek <jakub@redhat.com>
333 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
334 that operands[2] is either immediate, or q_regs_operand.
336 PR tree-optimization/52073
337 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
338 a pattern stmt for pattern uses, ignore uses outside of the loop.
340 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
342 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
343 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
344 (OUT_AS1, OUT_AS2): Remove.
346 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
348 PR rtl-optimization/51374
349 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
350 to cross other volatile_refs_p insns.
352 2012-02-01 Richard Guenther <rguenther@suse.de>
354 * doc/invoke.texi (fno-inline): Clarify documentation.
355 (finline-small-functions): Likewise.
356 (finline-functions): Likewise.
357 * common.opt (finline): Adjust comment and documentation.
358 (finline-small-functions): Clarify documentation.
359 (finline-functions): Likewise.
360 (finline-functions-called-once): Likewise.
362 2012-02-01 Tristan Gingold <gingold@adacore.com>
364 * c-typeck.c (composite_type): Keep mode for pointers.
366 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
368 * function.h (regno_reg_rtx): Adjust comment.
369 * reginfo.c (init_reg_modes_target): Only use the previous mode
370 if it fits within one register. Remove MIPS comment.
372 2012-01-31 Jakub Jelinek <jakub@redhat.com>
375 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
377 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
379 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
382 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
384 config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true
387 2012-01-31 Jakub Jelinek <jakub@redhat.com>
392 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
394 2012-01-31 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/51528
397 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
400 2012-01-31 Jakub Jelinek <jakub@redhat.com>
405 * ree.c (add_removable_extension): Change def_map argument
406 to unsigned *, store in def_map 1 + offset into *insn_list vector
407 instead of pointers into the vector.
408 (find_removable_extensions): Adjust caller.
410 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
412 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
413 Transform all "* quoted-c-code" to { c-code }.
414 Remove redundant test for "optimize" in combine patterns.
415 Move (include "avr-dimode.md") to end of file.
417 2012-01-30 Bin Cheng <bin.cheng@arm.com>
420 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
421 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
423 2012-01-30 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/52028
426 * tree-loop-distribution.c (ldist_gen): Properly update
429 2012-01-30 Jakub Jelinek <jakub@redhat.com>
432 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
433 set_cur_line_info_table if not emitting debug info.
435 PR tree-optimization/52046
436 * tree-vect-patterns.c (check_bool_pattern): Give up if
437 a comparison could throw.
440 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
442 2012-01-30 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/52045
445 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
446 SSA form if cfgcleanup did anything.
448 2012-01-30 Richard Guenther <rguenther@suse.de>
450 PR tree-optimization/52045
451 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
452 before computing final todo.
454 2012-01-30 Richard Guenther <rguenther@suse.de>
456 PR tree-optimization/51528
457 * tree-sra.c (sra_modify_assign): Re-factor in preparation
460 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
462 * df-problems.c (df_kill_notes): Check that the use refers
463 to the note under examination.
465 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
468 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
469 parameter and use short-lived pseudos.
470 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
471 (sparc_expand_vector_init): Const-ify local variables and adjust
472 calls to above functions.
474 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
476 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
478 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
480 * doc/invoke.texi: Make usage of "compile time" and
481 "run time"/"runtime" consistent throughout the file.
483 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
485 * config/alpha/alpha.c (alpha_option_overrride): Default to
486 full IEEE compliance mode for Go language.
488 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
490 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
491 (LINK_SSP_SPEC): Define.
493 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
499 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
501 * doc/invoke.texi: Correct hyphenation of "floating point",
502 "double precision", and related terminology throughout the file.
504 2012-01-28 Jakub Jelinek <jakub@redhat.com>
507 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
508 arm_general_register_operand predicate for operand 2 instead of
511 2012-01-27 Ian Lance Taylor <iant@google.com>
514 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
515 * builtins.c (expand_builtin_init_trampoline): Add onstack
516 parameter. Change caller.
517 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
518 * tree.c (build_common_builtin_nodes): Declare
519 __builtin_init_heap_trampoline.
521 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
523 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
524 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
525 * config/avr/avr.c: Ditto.
526 (avr_regnames): Remove because unused.
527 * config/avr/avr.md (*cpse.ne): New peephole.
528 (*cpse.eq): New peephole from former cpse peepholes.
530 2012-01-27 Michael Eager <eager@eagercon.com>
532 * config/microblaze.c (microblaze_emit_compare): Correct
533 test after pcmp instruction.
535 2012-01-27 Richard Guenther <rguenther@suse.de>
537 PR tree-optimization/52020
538 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
540 2012-01-27 Richard Guenther <rguenther@suse.de>
542 * ipa-pure-const.c (check_stmt): Clobbers do not make a
543 function non-const/pure.
545 2012-01-27 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/50444
548 * tree-sra.c (build_ref_for_offset): Properly adjust the
549 MEM_REF type for unaligned accesses.
551 2012-01-27 Richard Guenther <rguenther@suse.de>
553 PR tree-optimization/50444
554 * expr.c (mem_ref_refers_to_non_mem_p): New function.
555 (expand_assignment): Use it. Properly handle misaligned
556 bases when expanding stores to component references.
557 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
560 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
563 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
564 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
565 * tree-data-ref.c (find_data_references_in_loop): Make static.
566 (compute_all_dependences): Change return type to bool. Bail out
567 for too many datarefs in a loop. Move the hunk resetting the data
568 dependences vector from ...
569 (compute_data_dependences_for_loop): ... here. Account for
570 compute_all_dependences returning false.
571 (compute_data_dependences_for_bb): Likewise.
572 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
573 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
575 2012-01-27 Richard Guenther <rguenther@suse.de>
578 * expr.c (store_field): Use the alias-set of the scratch memory
581 2012-01-27 Tom de Vries <tom@codesourcery.com>
583 PR tree-optimization/51990
584 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
586 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
588 2012-01-27 Jakub Jelinek <jakub@redhat.com>
591 * var-tracking.c (reverse_op): Don't add any reverse operation
592 if V already has any constant locations.
594 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
596 * doc/invoke.texi: Correct usage of "command line" (noun)
597 vs "command-line" (adjective) throughout.
599 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
601 * doc/invoke.texi (Language Independent Options): Move
602 -Wcoverage-mismatch blurb from here....
603 (Warning Options): ...to here.
605 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
607 * config/rs6000/rs6000.c (rs6000_option_override_internal):
608 Set rs6000_always_hint to false for 476.
610 2012-01-27 Matthias Klose <doko@ubuntu.com>
612 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
614 * incpath.c (add_standard_paths): Likewise.
616 2012-01-27 Richard Henderson <rth@redhat.com>
618 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
619 * config/m68k/sync.md (atomic_test_and_set): Rename from
620 sync_test_and_setqi and adjust the operands.
621 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
622 and unconditionally enable.
624 2012-01-27 Richard Henderson <rth@redhat.com>
626 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
627 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
628 (ldstub): Rename from ldstubqi.
629 (ldstub<I24MODE>): Remove.
631 2012-01-27 Richard Henderson <rth@redhat.com>
633 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
634 * c-cppbuiltin.c (cpp_atomic_builtins): Define
635 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
636 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
637 * doc/tm.texi: Rebuild.
639 2012-01-27 Richard Henderson <rth@redhat.com>
641 * optabs.c (gen_atomic_test_and_set): Remove default.
642 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
644 2012-01-26 Jakub Jelinek <jakub@redhat.com>
646 PR rtl-optimization/51978
647 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
648 (combine_reaching_defs): Likewise.
649 (struct re_info): Remove.
650 (add_removable_extension): Remove x and data arguments,
651 add insn, insn_list and def_map. Use the arguments directly
652 instead of using struct re_info.
653 (find_removable_extensions): Don't call add_removable_extension
654 through note_stores, instead just call it with single_set
656 (find_and_remove_re): Pass curr_cand->expr instead of
657 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
659 2012-01-26 Michael Matz <matz@suse.de>
661 PR tree-optimization/46590
662 * cfgexpand.c: Revert last change (r183305).
663 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
665 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
666 checking for emptiness.
668 2012-01-26 Jakub Jelinek <jakub@redhat.com>
671 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
672 non-addressable non-BLKmode base correctly.
674 2012-01-26 Michael Matz <matz@suse.de>
676 PR tree-optimization/48794
677 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
678 regions referenced from RESX/EH_DISPATCH.
680 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
682 * config/s390/s390.h: Make BRANCH_COST an option.
683 * config/s390/s390.opt: New option -mbranch-cost.
685 2012-01-26 Richard Henderson <rth@redhat.com>
687 Revert 2012-01-24 change:
688 * trans-mem.c (requires_barrier): Do not instrument thread local
689 variables and emit save/restore for them.
691 2012-01-25 Jakub Jelinek <jakub@redhat.com>
694 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
697 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
699 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
702 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
705 Rename __pgm to __flash.
706 Rename __pgm1 to __flash1.
707 Rename __pgm2 to __flash2.
708 Rename __pgm3 to __flash3.
709 Rename __pgm4 to __flash4.
710 Rename __pgm5 to __flash5.
711 Rename __pgmx to __memx.
712 * doc/extend.texi (AVR Named Address Spaces)
713 Rename address space names as indicated above.
714 * config/avr/avr.c (avr_addrspace): Ditto.
716 * config/avr/avr-protos.h
717 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
718 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
719 * config/avr/predicates.md: Ditto.
720 * config/avr/avr.c Ditto, and
721 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
722 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
724 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
725 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
726 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
727 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
728 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
729 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
730 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
731 * config/avr/avr.c: Ditto.
732 * config/avr/avr.md: Ditto.
734 2012-01-25 Jason Merrill <jason@redhat.com>
737 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
739 2012-01-25 Jakub Jelinek <jakub@redhat.com>
741 PR tree-optimization/51987
742 * tree-data-ref.c (get_references_in_stmt): Handle references in
743 non-volatile GIMPLE_ASM.
745 2012-01-25 Richard Guenther <rguenther@suse.de>
747 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
748 bases are dereferenced.
750 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
752 PR rtl-optimization/48374
753 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
755 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
757 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
758 compute_data_dependences_for_loop returns false.
759 * tree-parloops.c (loop_parallel_p): Likewise.
761 2012-01-25 Richard Guenther <rguenther@suse.de>
763 * tree.h (get_pointer_alignment_1): Declare.
764 * builtins.c (get_pointer_alignment_1): New function.
765 (get_pointer_alignment): Use it.
767 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
769 PR rtl-optimization/48308
770 * combine.c (enum undo_kind): Add UNDO_LINKS.
771 (struct undo): Add member l to other_contents and where.
772 (do_SUBST_LINK): New.
774 (try_combine): Handle LOG_LINKS for the dummy i1 case.
775 (undo_all): Handle UNDO_LINKS.
777 2012-01-25 Richard Henderson <rth@redhat.com>
779 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
782 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
784 * optabs.c (gen_atomic_test_and_set): Use each argument.
786 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
788 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
789 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
790 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
791 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
792 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
793 TARGET_PAIRED_SINGLE_FLOAT.
795 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
797 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
798 (in_struct, return_val): Remove MEM documentation.
799 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
800 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
801 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
803 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
804 * cfgexpand.c (add_alias_set_conflicts): Likewise.
805 * expr.c (store_field): Likewise.
806 * function.c (assign_stack_temp_for_type): Likewise.
807 * ifcvt.c (noce_try_cmove_arith): Likewise.
808 * reload1.c (reload): Likewise.
809 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
810 (alpha_set_memflags): Likewise.
811 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
813 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
815 * rtl.h (true_dependence, canon_true_dependence): Remove varies
817 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
818 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
819 (true_dependence_1, true_dependence, canon_true_dependence): Remove
821 * cselib.c (cselib_rtx_varies_p): Delete.
822 (cselib_invalidate_mem): Update call to canon_true_dependence.
823 * dse.c (record_store, check_mem_read_rtx): Likewise.
824 (scan_reads_nospill): Likewise.
825 * cse.c (check_dependence): Likewise.
826 (cse_rtx_varies_p): Delete.
827 * expr.c (safe_from_p): Update call to true_dependence.
828 * ira.c (validate_equiv_mem_from_store): Likewise.
829 (memref_referenced_p): Likewise.
830 * postreload-gcse.c (find_mem_conflicts): Likewise.
831 * sched-deps.c (sched_analyze_2): Likewise.
832 * store-motion.c (load_kills_store): Likewise.
833 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
834 * gcse.c (mems_conflict_for_gcse_p): Likewise.
835 (compute_transp): Update call to canon_true_dependence.
837 2012-01-25 Richard Henderson <rth@redhat.com>
839 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
840 (maybe_emit_atomic_test_and_set): New.
841 (expand_sync_lock_test_and_set): Use it.
842 (expand_atomic_test_and_set): Likewise.
843 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
844 the implementation; clarify implementation defined details.
845 * doc/md.texi (atomic_test_and_set): Document.
847 2012-01-25 Richard Henderson <rth@redhat.com>
849 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
851 2012-01-25 Richard Henderson <rth@redhat.com>
854 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
855 to effect no-op split.
857 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
860 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
861 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
862 (BT_FN_VOID_PTR_INT_SIZE): New.
863 (BT_FN_UINT_UINT_VAR): Remove.
864 (BT_FN_UINT32_UINT32_VAR): New.
865 (BT_FN_DOUBLE_VPTR): Remove.
866 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
868 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
869 (_ITM_changeTransactionMode): Same.
870 (_ITM_memmoveRtWt): Change return type to void.
871 (_ITM_memcpyRtWt): Same.
872 (_ITM_memsetW): Same.
873 (_ITM_RaRD): Change types to double.
878 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
880 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
881 Patrick Marlier <patrick.marlier@gmail.com>
883 * trans-mem.c (requires_barrier): Do not instrument thread local
884 variables and emit save/restore for them.
886 2012-01-24 Jason Merrill <jason@redhat.com>
889 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
890 output static aliases.
892 2012-01-24 Jakub Jelinek <jakub@redhat.com>
895 * common.opt (-pie, -shared, pie, shared): Change from Common to
897 * gcc.c (display_help): Display help for -pie and -shared.
899 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
902 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
903 Remove note on size/offset limitation.
904 (AVR Variable Attributes): Add example how to read data located
905 with progmem. Refer to named address spaces.
906 * doc/invoke.texi (AVR Options): Fix typo.
908 2012-01-24 Richard Guenther <rguenther@suse.de>
910 Forward-port to trunk
911 2010-09-21 Jakub Jelinek <jakub@redhat.com>
914 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
915 op0 isn't sufficiently aligned and there is movmisalignM
916 insn for mode, use it to load op0 into a temporary register.
918 2012-01-24 Jakub Jelinek <jakub@redhat.com>
921 * target.def (const_not_ok_for_debug_p): New hook.
922 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
924 * doc/tm.texi: Regenerated.
925 * dwarf2out.c (const_ok_for_output_1): If
926 targetm.const_not_ok_for_debug_p returns true, fail.
927 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
929 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
931 2012-01-23 Kai Tietz <ktietz@redhat.com>
934 * config/i386/predicates.md (symbolic_operand): Allow
935 UNSPEC_PCREL as PIC expression for lea.
936 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
937 * config/i386/i386.c (ix86_delegitimize_address): Handle
938 UNSPEC_PCREL for none-MEM, too.
940 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
942 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
943 (ipa_tm_create_version_alias): Same.
945 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
948 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
949 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
951 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
952 Patrick Marlier <patrick.marlier@gmail.com>
953 Iain Sandoe <developer@sandoe-acoustics.co.uk>
956 * lto-wrapper.c (run_gcc): Pass the LTO section name to
957 simple_object_start_read.
959 2012-01-23 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/51895
963 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
964 parameter decomposition into BLKmode components.
966 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
968 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
969 fake variables for restrict-qualified pointers whose pointed-to type
970 contains a placeholder.
972 2012-01-23 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/51949
975 * ipa-split.c (execute_split_functions): Do not split malloc functions.
977 2012-01-23 Jakub Jelinek <jakub@redhat.com>
979 PR rtl-optimization/51933
980 * ree.c (transform_ifelse): Return true right away if dstreg is
981 already wider or equal to cand->mode.
982 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
983 (make_defs_and_copies_lists): Remove defs_list and copies_list
984 arguments, add state argument, just truncate state->work_list
985 instead of always allocating and freeing the vector. Assert that
986 get_defs succeeds instead of returning 2. Changed return type to bool.
987 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
988 have ext_src_mode, see if it has been modified already with the
989 right kind of extension and has been extended before from the
990 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
991 just return true. Remember the original mode in state->modified array.
992 (combine_reaching_defs): Add state argument. Don't allocate and
993 free here def_list, copied_list and vec vectors, instead just
994 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
995 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
996 Add state variable, clear vectors in it, initialize state.modified
997 if needed. Free all the vectors at the end and state.modified too.
998 Don't skip a candidate if the extension expression has been modified.
1000 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1003 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1004 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1005 (extra_options) interix.opt -> i386/interix.opt"
1006 (extra_objs):Add winnt-stubs.o
1007 * configure.ac: Add interix to target_os .comm on PE check.
1008 * configure: Regenerate.
1009 * config/interix3.h: Delete and move bits to..
1010 * config/interix.h: Delete and move bits to..
1011 * config/i386/i386-interix3.h: Delete and move bits to..
1012 * config/i386/i386-interix.h: ..here.
1013 (TARGET_CPU_DEFAULT): Remove redefinition.
1014 (TARGET_ASM_CONSTRUCTOR): Undefine.
1015 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1016 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1017 (PTRDIFF_TYPE): Define.
1018 (LONG_DOUBLE_TYPE_SIZE): Define.
1019 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1020 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1021 (TARGET_SECTION_TYPE_FLAGS): Define.
1022 (ASM_DECLARE_FUNCTION_NAME): Define.
1023 (ASM_OUTPUT_EXTERNAL): Define.
1024 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1025 (ASM_OUTPUT_ALIGNED_BSS): Define.
1026 (PCC_BITFIELD_TYPE_MATTERS): Define.
1027 (USE_CONST_SECTION): Define.
1028 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1029 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1030 (SUPPORTS_ONE_ONLY): Remove.
1031 (I386_PE_STRIP_ENCODING): Define.
1032 * config/interix.opt: Delete and move bits to..
1033 * config/i386/interix.opt: ..here. New.
1034 (mpe-aligned-commons): Add.
1035 * config/i386/t-interix: Add copyright header.
1036 (winnt-stubs.o): Add rule.
1038 2012-01-22 Jason Merrill <jason@redhat.com>
1041 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1042 for extra name aliases.
1044 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1046 PR rtl-optimization/51924
1047 * ree.c (combine_set_extension): Improve debugging message.
1048 (combine_reaching_defs): Likewise.
1049 (get_defs): Rename confusingly named variable.
1050 (find_and_remove_re): Skip a candidate if the extension expression has
1053 2012-01-21 Robert Millan <rmh@gnu.org>
1054 Gerald Pfeifer <gerald@pfeifer.com>
1056 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1057 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1059 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1061 PR tree-optimization/51914
1062 * tree-vect-stmts.c (vectorizable_conversion): For
1063 cvt_type && modifier == WIDEN, put temporary with cvt_type
1064 at the beginning of vec_dsts and set vec_dest to temporary
1067 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1069 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1071 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1073 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1074 * config/rs6000/rs6000.c: Likewise.
1076 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1079 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1080 output_move_double on a copy of operands array.
1082 2012-01-20 Cary Coutant <ccoutant@google.com>
1083 Dodji Seketeli <dodji@redhat.com>
1086 * dwarf2out.c (copy_declaration_context): Return ref to parent
1087 of declaration DIE, if necessary.
1088 (remove_child_or_replace_with_skeleton): Add new parameter; update
1089 caller. Place skeleton DIE under parent DIE of original declaration.
1090 Move call to copy_declaration_context to here ...
1091 (break_out_comdat_types): ... from here.
1093 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1095 PR rtl-optimization/51856
1096 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1099 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1102 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1103 hints for neon loads and stores.
1105 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1109 * doc/extend.texi (Named Address Spaces): Split into subsections.
1110 (AVR Named Address Spaces): New subsection.
1111 (M32C Named Address Spaces): New subsection.
1112 (RL78 Named Address Spaces): New subsection.
1113 (SPU Named Address Spaces): New subsection.
1114 (Variable Attributes): New anchor "AVR Variable Attributes".
1115 (AVR Variable Attributes): Rewrite and avoid wording
1116 "address space" in this context.
1117 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1118 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1119 (AVR Built-in Macros): New subsubsection therein.
1120 * doc/md.texi (AVR constraints): Remove "C04", "R".
1122 2012-01-20 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/51903
1125 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1126 when removing stmts.
1128 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1131 * config/arm/arm.c (arm_load_pic_register): Use
1132 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1133 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1134 (arm_pic_static_addr): Likewise.
1135 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1136 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1137 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1138 (pic_load_addr_unified): New.
1140 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1143 * function.c (instantiate_virtual_regs_in_insn): Use
1144 delete_insn_and_edges when removing a wrong asm insn.
1146 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1148 PR rtl-optimization/40761
1149 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1150 Add new member loop_num.
1151 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1152 (ira_build): Remove the parameter.
1154 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1155 (ira.c): Do not build CFG loops for one region allocation. Remove
1156 argument from ira_build call.
1158 * ira-build.c (init_loop_tree_node): New function.
1159 (create_loop_tree_nodes): Use it. Separate the case when CFG
1160 loops are not built.
1161 (more_one_region_p): Check current_loops.
1162 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1164 (add_loop_to_tree): Process loop equal to NULL too.
1165 (form_loop_tree): Separate the case when CFG loops are not built.
1166 Use explicitly number for the root.
1167 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1169 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1170 instead of loop->num.
1171 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1172 (mark_all_loops_for_removal): Ditto.
1173 (remove_unnecessary_regions): Separate the case when CFG loops
1175 (ira_build): Remove the parameter. Use explicit number of regions
1176 when CFG loops are not built.
1178 * ira-color.c (print_loop_title): Separate the case for the root node.
1179 Use loop_num instead of loop->num.
1180 (move_spill_restore): Use loop_num instead of loop->num.
1182 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1183 (change_loop): Ditto.
1184 (change_loop): Use loop_num instead of loop->num.
1186 * ira-lives.c (process_bb_node_lives): Ditto.
1188 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1190 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1192 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1195 * tree-mudflap.c (mf_artificial): New function.
1196 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1197 mx_register_decls, mudflap_enqueue_decl): Use it.
1200 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1201 numbers in the insn pattern.
1203 2012-01-19 Michael Matz <matz@suse.de>
1205 PR tree-optimization/46590
1206 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1207 use it in remembering which conflicts we already created.
1208 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1211 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1214 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1215 (merge_and_complain): Same.
1217 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1220 * config/initfini-array.h: Guard content of the header
1221 with #ifdef HAVE_INITFINI_ARRAY.
1222 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1223 Add initfini-array.h to tm_file here.
1224 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1225 * config.gcc: Don't add initfini-array.h to tm_file here.
1226 * configure: Regenerated.
1228 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1230 PR rtl-optimization/51505
1231 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1232 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1233 (df_note_bb_compute): Update the call to df_kill_notes.
1235 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1237 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1239 2012-01-18 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1242 of conversions to void *.
1244 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1245 Richard Sandiford <rdsandiford@googlemail.com>
1249 * optabs.h (simplify_expand_binop): Declare.
1250 * optabs.c (simplify_expand_binop): Make global.
1251 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1252 endian targets if the source cannot be exactly covered by word
1255 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1258 * hard-reg-set.h (struct hard_reg_set_container): New type.
1259 * target.h (struct hard_reg_set_container): Forward declare.
1260 * target.def (set_up_by_prologue): New target hook.
1261 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1262 * doc/tm.texi: Regenerated.
1263 * function.c (thread_prologue_and_epilogue_insns): Change
1264 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1265 Call targetm.set_up_by_prologue on it.
1266 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1267 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1269 2012-01-17 Nick Clifton <nickc@redhat.com>
1271 * config/rx/rx.c (rx_can_use_simple_return): New function.
1272 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1273 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1275 2012-01-17 Richard Guenther <rguenther@suse.de>
1278 * expr.c (expand_assignment): Take address-space information
1279 from the address operand of MEM_REF and TARGET_MEM_REF.
1280 (expand_expr_real_1): Likewise.
1282 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1284 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1285 reload dump is requested.
1287 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1290 * trans-mem.c (requires_barrier): Call may_be_aliased.
1292 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1294 PR tree-optimization/51877
1295 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1296 call arguments and fndecls compare equal, instead return false if they
1297 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1298 both SSA_NAMEs that are valueized the same, or they satisfy
1301 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1303 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1305 * configure: Regenerate.
1307 2012-01-16 Jan Hubicka <jh@suse.cz>
1311 * convert.c (convert_to_integer): Use fold_convert for
1312 converting an INTEGER_CST to integer type.
1314 2012-01-16 Jason Merrill <jason@redhat.com>
1317 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1319 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1322 * config/s390/s390.c (s390_chunkify_start): Don't skip
1323 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1324 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1325 If insn is followed by NOTE_INSN_VAR_LOCATION or
1326 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1327 Don't use location of note insns.
1329 PR tree-optimization/51865
1330 * tree-inline.c (tree_function_versioning): Call remap_decl
1331 on DECL_RESULT whenever it has VOID_TYPE_P type.
1333 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1335 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1336 for calls to locally-binding MIPS16 functions if only the return
1337 type uses float regs.
1339 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1340 Richard Sandiford <rdsandiford@googlemail.com>
1342 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1343 (SYMBOL_32_HIGH): Likewise.
1344 (mips_output_tls_reloc_directive): Declare.
1345 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1346 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1347 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1348 (mips_lo_relocs, mips_hi_relocs): Make extern.
1349 (mips16_stub_function): Move up file.
1350 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1351 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1352 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1353 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1354 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1355 (mips_get_tp): Add MIPS16 support.
1356 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1357 Generalize DTPREL and TPREL handling.
1358 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1359 Add MIPS16 TLS support.
1360 (mips_output_tls_reloc_directive): New function.
1361 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1362 * config/mips/predicates.md (symbolic_operand_with_high)
1363 (tls_reloc_operand): New predicates.
1364 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1365 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1366 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1367 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1368 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1369 (*tls_get_tp_mips16_call_<mode>): Likewise.
1371 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1373 PR rtl-optimization/51821
1374 * recog.c (peep2_find_free_register): Determine clobbered registers
1377 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1380 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1381 * config/avr/avr.c: Likewise.
1382 * config/avr/avr.h: Likewise.
1384 2012-01-13 Ian Lance Taylor <iant@google.com>
1387 * tree.h (TYPE_QUALS): Add cast to int.
1388 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1390 2012-01-13 Ian Lance Taylor <iant@google.com>
1392 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1393 comparing param_index to VEC_length result.
1395 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1397 * c-decl.c: Do not include tree-mudflap.h
1398 * tree-optimize.c: Likewise.
1399 * Makefile.in: Update dependencies.
1401 2012-01-13 Richard Guenther <rguenther@suse.de>
1404 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1405 variable-sized result always use RSO.
1407 2012-01-12 DJ Delorie <dj@redhat.com>
1409 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1410 pointer type, not just the default pointer type.
1412 2012-01-09 Richard Henderson <rth@redhat.com>
1413 Denis Chertykov <chertykov@gmail.com>
1416 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1417 * config/avr/avr.c (avr_can_eliminate): Simplify.
1418 (avr_initial_elimination_offset): Likewise.
1419 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1420 (expand_epilogue): Likewise.
1421 (avr_legitimize_address): Gut.
1422 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1423 (avr_hard_regno_nregs): New.
1424 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1425 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1426 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1427 add soft frame pointer.
1428 (CALL_USED_REGISTERS): Likewise.
1429 (REG_CLASS_CONTENTS): Likewise.
1430 (REGISTER_NAMES): Likewise.
1431 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1432 (HARD_FRAME_POINTER_REGNUM): New.
1433 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1434 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1435 remove the HARD_FRAME_POINTER self-elimination.
1437 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1440 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1441 DECL_EXTERNAL when checking for initializers of progmem variables.
1443 2012-01-12 Ira Rosen <irar@il.ibm.com>
1445 PR tree-optimization/51799
1446 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1447 that the last operation is a type demotion.
1449 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1451 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1452 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1454 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1457 * combine.c (distribute_notes): If i3 is a noreturn call,
1458 allow old_size to be equal to args_size and make sure the
1459 noreturn call gets REG_ARGS_SIZE note.
1460 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1461 on noreturn calls even when the delta is 0.
1463 2012-01-11 Nathan Sidwell <nathan@acm.org>
1465 * gcov.c (STRING_SIZE): Remove.
1466 (generate_results): Erase annotations for source files with no
1467 coverage information.
1469 (output_lines): Use it.
1471 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1473 * gimple.h (gimplify_body): Remove first argument.
1474 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1475 pointer set here, instead just pass DATA to walk_tree.
1476 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1477 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1478 (unvisit_body): Likewise, but with unmark_visited.
1479 (gimplify_body): Remove BODY_P argument and adjust.
1480 (gimplify_function_tree): Adjust call to gimplify_body.
1481 * omp-low.c (finalize_task_copyfn): Likewise.
1483 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1485 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1486 (build_function_type_skip_args): Delete.
1487 * tree.c (build_function_type_skip_args): Make static and add
1488 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1489 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1490 pass it to build_function_type_skip_args.
1491 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1492 (tree_function_versioning): Likewise.
1493 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1494 build_function_decl_skip_args.
1495 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1496 and pass it to build_function_decl_skip_args/tree_function_versioning.
1497 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1498 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1499 * trans-mem.c (ipa_tm_create_version): Likewise.
1500 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1501 * tree-inline.c (declare_return_variable): Remove always-true test.
1502 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1503 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1504 * ipa-split.c (split_function): Skip the return value for the split
1505 part if it doesn't return.
1507 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1509 PR tree-optimization/49642
1510 * ipa-split.c (forbidden_dominators): New variable.
1511 (check_forbidden_calls): New function.
1512 (dominated_by_forbidden): Likewise.
1513 (consider_split): Check for forbidden dominators.
1514 (execute_split_functions): Initialize and free forbidden
1515 dominators info; call check_forbidden_calls.
1517 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1519 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1521 2012-01-11 Nick Clifton <nickc@redhat.com>
1523 * config/rx/rx.md (return): Define pattern.
1525 2012-01-11 Richard Guenther <rguenther@suse.de>
1527 * doc/extend.texi (malloc attribute): Adjust according to
1530 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1531 Patrick Marlier <patrick.marlier@gmail.com>
1534 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1535 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1536 (ipa_tm_note_irrevocable): Same.
1537 (ipa_tm_scan_irr_block): Same.
1538 (ipa_tm_decrement_clone_counts): Same.
1539 (ipa_tm_scan_irr_function): Same.
1540 (ipa_tm_create_version_alias): Same.
1541 (ipa_tm_create_version): Same.
1542 (ipa_tm_transform_calls_redirect): Same.
1543 (ipa_tm_transform_calls): Same.
1544 (ipa_tm_transform_transaction): Same.
1545 (ipa_tm_execute): Same.
1547 2012-01-10 Richard Guenther <rguenther@suse.de>
1550 * opts.c (common_handle_option): Handle -Werror.
1552 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1554 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1557 2012-01-10 Jason Merrill <jason@redhat.com>
1559 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1562 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1564 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1565 supports R_386_TLS_GD_PLT reloc.
1566 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1567 supports R_386_TLS_LDM_PLT reloc.
1568 * configure: Regenerate.
1569 * config.in: Regenerate.
1571 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1574 Extend __pgmx semantics to linearize memory.
1575 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1576 determine if code comes inline or from libgcc.
1577 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1578 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1579 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1580 (movmemx_qi, movmemx_hi): New insns.
1581 (xload_<mode>_libgcc): Rewrite to new insn condition.
1582 (xload_<mode>): Remove insns.
1583 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1584 cases that don't satisfy avr_xload_libgcc_p().
1585 (avr_addr_space_convert): Allow converting in any direction.
1586 (avr_addr_space_subset_p): Return always true.
1587 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1588 (avr_emit_movmemhi): Ditto.
1589 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1590 (avr_out_movmem): Ditto.
1591 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1592 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1593 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1594 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1595 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1597 2012-01-10 Richard Guenther <rguenther@suse.de>
1599 PR tree-optimization/50913
1600 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1601 Require data-refs to be representable by Graphite with respect
1604 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1607 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1609 2012-01-10 Tom de Vries <tom@codesourcery.com>
1611 PR rtl-optimization/51271
1612 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1613 handling annulled branch.
1615 2012-01-10 Richard Henderson <rth@redhat.com>
1617 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1618 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1619 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1620 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1621 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1622 arm_expand_vec_perm_const): New.
1623 * config/arm/arm-protos.h: Update.
1624 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1625 (*neon_vswp<VDQX>): New.
1626 (neon_vcombine<VDX>): Use neon_split_vcombine.
1627 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1628 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1629 (vec_perm<VE>): New.
1631 2012-01-10 Richard Henderson <rth@redhat.com>
1633 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1634 use it if reload_completed.
1635 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1636 arm_output_asm_insn, arm_process_output_memory_barrier,
1637 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1638 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1639 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1640 arm_process_output_sync_insn, arm_output_sync_insn,
1641 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1642 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1643 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1644 (emit_unlikely_jump): New.
1645 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1646 (arm_split_atomic_op): New.
1647 * config/arm/arm-protos.h: Update.
1648 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1649 (struct arm_sync_generator): Remove.
1650 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1651 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1652 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1653 (VUNSPEC_LL, VUNSPEC_SC): New.
1654 (sync_result, sync_memory, sync_required_value, sync_new_value,
1655 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1656 (attr length): Don't use arm_sync_loop_insns.
1657 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1658 (movsfcc, movdfcc): Likewise.
1659 * config/arm/constraints.md (Ua): New.
1660 * config/arm/prediates.md (mem_noofs_operand): New.
1661 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1662 (sync_clobber, sync_t2_reqd): Remove.
1663 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1664 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1665 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1666 (arm_sync_compare_and_swap<SIDI>): Remove.
1667 (arm_sync_compare_and_swap<NARROW>): Remove.
1668 (arm_sync_lock_test_and_set<SIDI>): Remove.
1669 (arm_sync_lock_test_and_set<NARROW>): Remove.
1670 (arm_sync_new_<syncop><SIDI>): Remove.
1671 (arm_sync_new_<syncop><NARROW>): Remove.
1672 (arm_sync_new_nand<SIDI>): Remove.
1673 (arm_sync_new_nand<NARROW>): Remove.
1674 (arm_sync_old_<syncop><SIDI>): Remove.
1675 (arm_sync_old_<syncop><NARROW>): Remove.
1676 (arm_sync_old_nand<SIDI>): Remove.
1677 (arm_sync_old_nand<NARROW>): Remove.
1678 (*memory_barrier): Merge arm_output_memory_barrier.
1679 (atomic_compare_and_swap<QHSD>): New.
1680 (atomic_compare_and_swap<NARROW>_1): New.
1681 (atomic_compare_and_swap<SIDI>_1): New.
1682 (atomic_exchange<QHSD>): New.
1683 (cas_cmp_operand, cas_cmp_str): New.
1684 (atomic_op_operand, atomic_op_str): New.
1685 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1686 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1687 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1688 (arm_load_exclusive<NARROW>): New.
1689 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1690 (arm_store_exclusive<QHSD>): New.
1692 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1694 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1695 reload patterns if -mvsx-scalar-memory.
1697 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1698 generated, even -mno-vsx-scalar-double was used.
1699 (vsx_xscvdpsp_scalar): Likewise.
1700 (vsx_xscvspdp_scalar2): Likewise.
1702 2012-01-09 Tom de Vries <tom@codesourcery.com>
1703 Andrew Pinski <apinski@cavium.com>
1706 * reorg.c (fill_slots_from_thread): Don't speculate
1707 frame-related insns.
1709 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1711 * sched-int.h (bb_note): Move to...
1712 * basic-block.h: ...here.
1713 * haifa-sched.c (bb_note): Move to...
1714 * cfgrtl.c: ...here.
1715 * function.c (next_block_for_reg): New function.
1716 (move_insn_for_shrink_wrap): Likewise.
1717 (prepare_shrink_wrap): Rewrite to use the above.
1719 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1721 * gimple.c (is_gimple_non_addressable): Remove.
1722 * gimple.h: Remove is_gimple_non_addressable.
1723 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1724 is_gimple_non_addressable.
1725 * trans-mem.c (expand_assign_tm): Same.
1727 2012-01-09 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/51775
1730 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1731 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1733 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1735 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1737 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1739 2012-01-09 Richard Guenther <rguenther@suse.de>
1741 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1743 2012-01-08 Jan Hubicka <jh@suse.cz>
1745 PR tree-optimize/51680
1746 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1747 on when known_vals needs to be computed; cleanup.
1749 2012-01-08 Jan Hubicka <jh@suse.cz>
1751 PR tree-optimize/51694
1752 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1754 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1756 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1757 for -std=c++98 and -std=c++11 too.
1759 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1761 * cfgloop.c (cancel_loop): Add free() of bbs array.
1763 2012-01-07 Jan Hubicka <jh@suse.cz>
1765 PR tree-optimization/51600
1766 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1767 that benefits small functions.
1769 2012-01-07 Jan Hubicka <jh@suse.cz>
1771 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1773 2012-01-07 Jan Hubicka <jh@suse.cz>
1775 PR tree-optimization/51680
1776 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1777 whose inlining reduce unit size.
1779 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1782 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1783 Add canonical node to containing_mem chain after the non-canonical
1784 one, even if there weren't any locs to propagate.
1785 (remove_useless_values): Keep only canonical values.
1786 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1787 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1788 canonicalize mem_chain elements that are not discarded.
1790 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1793 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1794 before emitting functions.
1796 PR gcov-profile/50127
1797 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1798 clear_aux_for_blocks.
1800 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1803 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1805 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1807 * c-decl.c (ext_block): Moved up.
1808 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1810 2012-01-06 Han Shen <shenhan@google.com>
1812 Translate built-in include paths for sysroot.
1813 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1814 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1816 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1817 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1819 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1820 control whether sysroot should be prepended to gxx include dir.
1822 * configure: Regenerate.
1824 2012-01-06 Torvald Riegel <triegel@redhat.com>
1826 PR rtl-optimization/51771
1827 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1828 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1830 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1832 PR tree-optimization/51315
1833 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1834 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1836 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1839 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1840 for shrp pattern. Correctly handle and fixup shift variable.
1841 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1843 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1846 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1847 note when !ACCUMULATE_OUTGOING_ARGS.
1849 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1851 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1853 (extract_range_from_unary_expr_1): Avoid useless computations.
1855 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1857 PR rtl-optimization/51767
1858 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1859 of jump_block and add an extra edge for degenerated asm gotos.
1862 * stmt.c (check_unique_operand_names): Don't ICE during error
1863 reporting if i is from labels chain.
1866 * profile.c (branch_prob): Split bbs that have exit edge
1867 and need a fake entry edge too.
1869 2012-01-05 Jan Hubicka <jh@suse.cz>
1872 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1875 2012-01-05 Richard Guenther <rguenther@suse.de>
1878 * tree-streamer-out.c (write_ts_optimization): New function.
1879 (streamer_write_tree_body): Call it.
1880 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1881 (streamer_read_tree_body): Call it.
1882 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1884 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1887 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1888 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1889 in_cleanup_point_expr before gimplify_stmt call and restore it
1891 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1892 in_cleanup_point_expr is false.
1894 2012-01-05 Richard Guenther <rguenther@suse.de>
1897 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
1899 * toplev.c (process_options): Reject combining mudflap and LTO.
1900 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
1902 2012-01-05 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/51760
1905 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
1907 (bit_value_unop): Handle UNDEFINED operands.
1908 (bit_value_binop): Likewise.
1910 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
1912 * config/avr/avr.c (avr_replace_prefix): Remove.
1913 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
1914 (avr_asm_function_rodata_section): Ditto.
1915 (avr_asm_select_section): Ditto.
1917 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
1919 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
1922 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1925 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
1926 calls that have any non-fake successor edges.
1929 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
1931 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
1933 PR tree-optimization/51624
1934 * tree-sra.c (build_ref_for_model): When replicating a chain of
1935 COMPONENT_REFs, stop as soon as the offset would become negative.
1937 2012-01-04 Jakub Jelinek <jakub@redhat.com>
1940 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
1941 in .debug_loc on the floor.
1943 2012-01-04 Andrew Pinski <apinski@cavium.com>
1945 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
1947 2012-01-04 Andrew Pinski <apinski@cavium.com>
1948 Adam Nemet <anemet@caviumnetworks.com>
1950 * config/mips/mips.md (size): Add SI and DI.
1951 (SIZE): New mode attribute.
1952 (U): New code attribute.
1953 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
1954 (mips_lbux_<mode>): Delete.
1955 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
1956 (mips_lhx): Use gen_mips_lhx_extsi.
1957 (mips_lhx_<mode>): Delete.
1959 (mips_l<size>x): New expand.
1960 (mips_lwx_<mode>): Delete.
1961 (mips_l<GPR:size>x_<P:mode>): New pattern.
1962 (*mips_lw<u>x_<P:mode>_ext): Likewise.
1963 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
1964 * config/mips/mips.c (mips_lx_address_p): New function.
1965 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
1966 (dsp64): New availability predicate.
1967 (mips_builtins): Add an entry for __builtin_mips_ldx.
1968 * config/mips/mips.h (ISA_HAS_LBX): New define.
1969 (ISA_HAS_LBUX): Likewise.
1970 (ISA_HAS_LHX): Likewise.
1971 (ISA_HAS_LHUX): Likewise.
1972 (ISA_HAS_LWX): Likewise.
1973 (ISA_HAS_LWUX): Likewise.
1974 (ISA_HAS_LDX): Likewise.
1975 * doc/extend.texi (__builtin_mips_ldx): Document.
1977 2012-01-04 Tristan Gingold <gingold@adacore.com>
1979 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
1980 when long pointers are used.
1981 * config.build (*-*-*vms*): Handle all OpenVMS targets.
1982 (alpha64-dec-*vms*, alpha*-dec-*vms*)
1983 (ia64-hp-*vms*): Remove.
1984 * config/vms/xm-vms64.h: Delete.
1986 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1989 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
1991 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1993 * opts.c (finish_options): Remove duplicate sorry.
1995 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1998 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2001 2012-01-04 Richard Guenther <rguenther@suse.de>
2004 * tree.c (size_low_cst): New function.
2005 * tree.h (size_low_cst): Declare.
2006 * fold-const.c (fold_comparison): Use it to extract the low
2007 part of the POINTER_PLUS_EXPR offset.
2009 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2011 Fix clearing ZERO_REG
2012 * config/avr/avr.md (cc): Add alternative "ldi".
2013 (movqi_insn): Use it in cc attribute.
2014 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2015 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2016 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2018 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2020 * configure: Regenerate.
2022 2012-01-04 Richard Guenther <rguenther@suse.de>
2024 PR tree-optimization/49651
2025 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2026 (var_can_have_subvars): Use it.
2027 (get_constraint_for_1): Only consider subfields if there can be any.
2029 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2032 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2033 to its new canonical_cselib_val and the cselib_val was in
2034 first_containing_mem chain, but the canonical_cselib_val was not,
2035 add the latter into the chain.
2036 (cselib_invalidate_mem): Compare canonical_cselib_val of
2037 addr_list chain elt with v.
2040 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2041 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2043 (output_macinfo_op): Don't ggc_strdup fd->filename.
2044 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2045 then ggc_strdup it. Don't free inc->info or cur->info.
2046 (output_macinfo): Don't free ref->info or file->info.
2048 2012-01-03 Ira Rosen <irar@il.ibm.com>
2050 PR tree-optimization/51269
2051 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2052 first_niters a pointer.
2053 (slpeel_tree_peel_loop_to_edge): Likewise.
2054 (vect_do_peeling_for_loop_bound): Update call to
2055 slpeel_tree_peel_loop_to_edge.
2056 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2057 here. Remove it from the parameters list.
2058 (vect_do_peeling_for_alignment): Update calls and compute
2061 2012-01-03 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/51070
2064 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2065 Properly handle calls.
2067 2012-01-03 Richard Guenther <rguenther@suse.de>
2069 PR tree-optimization/51692
2070 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2071 the LHS of allocation stmts.
2073 2012-01-03 Olivier Hainque <hainque@adacore.com>
2075 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2077 2012-01-03 Olivier Hainque <hainque@adacore.com>
2079 * collect2.c (main): In AIX specific computations for vector
2080 insertions, use CONST_CAST2 to cast from char ** to const char **.
2082 2012-01-03 Richard Guenther <rguenther@suse.de>
2085 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2086 the context of a limbo DIE when it does not already exist.
2088 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2090 PR tree-optimization/51719
2091 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2092 but direct call is, clear direct call's lhs and don't add fallthrough
2093 edge from dcall_bb to join_bb and PHIs.
2095 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2097 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2098 the instructions emitted by the pattern.
2099 ("*TDC_insn_<mode>"): Add comment.
2101 2012-01-03 Richard Guenther <rguenther@suse.de>
2104 * fold-const.c (fold_comparison): Properly canonicalize
2105 tree offset and HOST_WIDE_INT bit position.
2107 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2109 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2110 operands for extzv pattern.
2112 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2115 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2118 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2120 * doc/invoke.texi (-flto and related options): Copy-edit.
2122 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2124 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2126 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2128 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2131 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2133 * expr.h (move_by_pieces_ninsns): Declare.
2134 * expr.c (move_by_pieces_ninsns): Make external.
2135 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2136 (mips_store_by_pieces_p): Likewise.
2137 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2138 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2139 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2140 (mips_store_by_pieces_p): Likewise.
2142 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2144 * passes.c (register_one_dump_file): Free full_name.
2146 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2147 (calculate_elim_costs_all_insns): Free offsets_at and
2148 offsets_known_at at the end and clear the pointers.
2150 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2152 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2153 this option introduced in r180739.
2155 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2158 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2159 (tmake_file target=avr): Add avr/t-multilib.
2161 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2162 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2163 * config/avr/genmultilib.awk: New file.
2164 * config/avr/t-multilib: New auto-generated file.
2165 * config/avr/multilib.h: New auto-generated file.
2166 * config/avr/t-avr (AVR_MCUS): New variable.
2167 (genopt.sh): Use it.
2168 (s-mlib): Depend on t-multilib.
2169 (t-multilib, multilib.h): New dependencies.
2170 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2171 (MULTILIB_OPTIONS): Remove.
2172 (MULTILIB_MATCHES): Remove.
2173 (MULTILIB_DIRNAMES): Remove.
2174 (MULTILIB_EXCEPTIONS): Remove:
2175 * config/avr/genopt.sh: Don't use hard coded file name;
2176 pass AVR_MCUS from t-avr instead.
2178 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2180 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2182 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2184 Implement light-weight DImode support.
2185 * config/avr/avr-dimode.md: New file.
2186 * config/avr/avr.md: Include it.
2187 (adjust_len): Add plus64, compare64.
2188 (HIDI): Remove code iterator.
2189 (code_stdname): New code attribute.
2190 (rotx, rotsmode): Remove DI.
2191 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2193 * config/avr/avr-protos.h (avr_have_dimode): New.
2194 (avr_out_plus64, avr_out_compare64): New.
2195 * config/avr/avr.c (avr_out_compare): Handle DImode.
2196 (avr_have_dimode): New variable definition and initialization.
2197 (avr_out_compare64, avr_out_plus64): New functions.
2198 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2199 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2200 (avr_compare_pattern): Skip DImode comparisons.
2202 2012-01-02 Revital Eres <revital.eres@linaro.org>
2204 * ddg.c (def_has_ccmode_p): New function.
2205 (add_cross_iteration_register_deps,
2206 create_ddg_dep_from_intra_loop_link): Call it.
2208 2012-01-02 Richard Guenther <rguenther@suse.de>
2211 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2213 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2215 * gcc.c (process_command): Update copyright notice dates.
2216 * gcov.c (print_version): Likewise.
2217 * gcov-dump.c (print_version): Likewise.
2218 * mips-tfile.c (main): Likewise.
2219 * mips-tdump.c (main): Likewise.
2221 2012-01-01 Ira Rosen <irar@il.ibm.com>
2223 PR tree-optimization/51704
2224 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2225 a use is inside the basic block or loop before accessing its vect info.
2227 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2229 PR rtl-optimization/51069
2230 * cfgloopmanip.c (remove_path): Removing path making irreducible
2231 region unconditional makes BB part of the region.
2233 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2235 PR tree-optimization/51683
2236 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2237 calls with side-effects.
2238 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2240 Copyright (C) 2012 Free Software Foundation, Inc.
2242 Copying and distribution of this file, with or without modification,
2243 are permitted in any medium without royalty provided the copyright
2244 notice and this notice are preserved.