1 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4 * builtins.c (fold_builtin_atomic_always_lock_free,
5 expand_builtin_atomic_always_lock_free,
6 fold_builtin_atomic_is_lock_free,
7 expand_builtin_atomic_is_lock_free): Return and/or test
8 boolean_true_node/boolean_false_node instead of
9 integer_one_node/integer_zero_node.
11 2012-02-10 Jan Hubicka <jh@suse.cz>
14 * predict.c (predict_paths_for_bb): Prevent looping.
15 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
17 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
19 * config/arm/arm.c (output_move_double): In one case properly
20 count number of instructions that will be emitted.
22 2012-02-10 Richard Guenther <rguenther@suse.de>
25 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
27 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
30 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
32 2012-02-09 Jakub Jelinek <jakub@redhat.com>
35 * var-tracking.c (emit_note_insn_var_location): If
36 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
37 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
38 non-NOTE_DURING_CALL_P insn.
40 2012-02-09 Bin Cheng <bin.cheng@arm.com>
43 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
45 2012-02-08 Magnus Granberg <zorry@gentoo.org>
48 * gcc.c (switch_matches) Support switches with separated form, -D
51 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
53 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
56 * config/avr/avr.c (avr_addr_t): New typedef.
57 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
58 (avr_init_expanders): Initialize it.
59 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
61 (expand_epilogue): Ditto.
62 (avr_print_operand): Ditto.
63 (avr_file_start): Ditto.
64 (avr_emit_movmemhi): Ditto.
66 2012-02-08 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/46886
69 * tree-flow.h (do_while_loop_p): Declare.
70 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
71 * tree-parloops.c (parallelize_loops): Only parallelize do-while
74 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
76 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
77 always succeed for integers larger than a native word.
79 2012-02-08 Richard Guenther <rguenther@suse.de>
81 PR rtl-optimization/52170
82 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
83 properly handle integer vector modes.
85 2012-02-08 Jakub Jelinek <jakub@redhat.com>
88 * coverage.c: Include target.h.
89 (build_var): Call targetm.strip_name_encoding on the assembler name.
90 Change one _ into . or $ if the target allows it.
91 * Makefile.in (coverage.o): Depend on $(TARGET_H).
93 PR rtl-optimization/52139
94 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
95 is a BARRIER after emit_insn_after_noloc, move BB_END
96 to the last non-BARRIER insn before it.
98 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
101 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
102 (mips_gimplify_va_arg_expr): Call it instead of
103 std_gimplify_va_arg_expr.
105 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
107 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
108 message for -mno-pointers-to-nested-function.
110 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
113 * expr.c (get_inner_reference): If there is an offset, add a negative
114 bit position to it (if any).
116 2012-02-07 Jakub Jelinek <jakub@redhat.com>
118 PR rtl-optimization/52060
119 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
120 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
121 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
122 and/or i0src_copy2 when needed.
124 2012-02-07 Jakub Jelinek <jakub@redhat.com>
126 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
127 or LTOPLUGINSONAME if have_c.
129 * config/freebsd-spec.h: Add comment about what macros can be defined
131 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
132 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
135 2012-02-07 Richard Guenther <rguenther@suse.de>
137 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
138 newline in -alias dumps.
140 2012-02-07 Kai Tietz <ktietz@redhat.com>
141 Dave Korn <dave.korn.cygwin@gmail.com>
144 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
145 Take care that typinfo gets dllexport-attribute.
147 2012-02-07 Jakub Jelinek <jakub@redhat.com>
150 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
151 if modifier < EXPAND_SUM call force_operand on the result.
153 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
155 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
156 adding __forwarder_dst__ prefix if a forwarder_section attribute is
158 (epiphany_function_type): Replace types for specific interrupts with
159 EPIPHANY_FUNCTION_INTERRUPT.
160 (EPIPHANY_INTERRUPT_P): Update.
161 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
163 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
164 <disinterrupt>: Affects type identity.
165 (epiphany_handle_interrupt_attribute): Handle variable number of
167 (epiphany_compute_function_type): Update for new
168 epiphany_function_type definition.
169 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
170 handlers with a longcall forwarder.
171 (epiphany_start_function): Handle multiple interrupt arguments and/or
172 forwarder_section attribute.
174 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after libgloss.
176 2012-02-07 Alan Modra <amodra@gmail.com>
179 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
182 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
184 PR tree-optimization/50969
185 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
186 use vec_perm rather than vector_stmt.
187 (vect_model_load_cost): Likewise.
188 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
189 vec_perm to be the same as other vector statements.
190 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
191 cost of vec_perm for TARGET_VSX.
193 2012-02-06 Richard Guenther <rguenther@suse.de>
195 PR tree-optimization/52115
196 * tree-sra.c (access_has_replacements_p): New function.
197 (sra_modify_assign): Use it to decide whether a use is uninitialized.
199 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
202 * trans-mem.c (expand_call_tm): Add an assertion.
203 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
206 2012-02-06 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/50955
209 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
210 raise cost of expressions that replace an address with an
211 expression based on a different pointer.
213 2012-02-06 Jakub Jelinek <jakub@redhat.com>
216 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
217 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
219 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
222 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
223 -Weffc++ and specify guidelines come from second edition.
225 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
227 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
228 (sibcall_value_multiple_internal, call_split, call_internal_direct)
229 (call_direct_split, call_value_split, call_value_internal_direct)
230 (call_value_direct_split, call_value_multiple_split): Use jal and
231 jal_macro attributes.
233 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
235 * reload1.c (reload_regs_reach_end_p): Replace with...
236 (reload_reg_rtx_reaches_end_p): ...this function.
237 (new_spill_reg_store): Update commentary.
238 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
239 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
240 before setting new_spill_reg_store.
241 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
242 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
243 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
244 for non-spill reload registers.
246 2012-02-05 Ira Rosen <irar@il.ibm.com>
248 PR tree-optimization/52091
249 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
250 (vect_is_simple_use_1): Likewise.
251 * tree-vect-loop.c (vectorizable_reduction): Update calls
252 to vect_is_simple_use_1 and vect_is_simple_use.
253 (vectorizable_live_operation): Likewise.
254 * tree-vect-patterns.c (widened_name_p,
255 vect_recog_vector_vector_shift_pattern, check_bool_pattern):
257 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
258 vectorizable_call, vectorizable_conversion,
259 vectorizable_assignment, vectorizable_shift,
260 vectorizable_operation, vectorizable_store, vectorizable_load):
262 (vect_is_simple_cond): Add an argument, pass it to
263 vect_is_simple_use_1.
264 (vectorizable_condition): Update calls to vect_is_simple_cond,
266 (vect_is_simple_use): Add an argument, the statement in which
267 OPERAND is used. Check that if OPERAND's def stmt is a double
268 reduction phi node, the use is a phi node too.
269 (vect_is_simple_use_1): Add an argument, pass it to
271 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
272 to vect_is_simple_use.
274 2012-02-04 Jakub Jelinek <jakub@redhat.com>
276 PR rtl-optimization/52095
277 * modulo-sched.c (dump_insn_locator): New function.
278 (loop_canon_p, sms_schedule): Use it.
280 PR rtl-optimization/52113
281 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
282 even for decomposable shift/zext insns.
284 2012-02-03 Jakub Jelinek <jakub@redhat.com>
285 Zdenek Dvorak <ook@ucw.cz>
287 PR rtl-optimization/52092
288 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
289 on get_iv_value result.
291 2012-02-02 Andrew Pinski <apinski@cavium.com>
295 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
297 2012-02-02 Jakub Jelinek <jakub@redhat.com>
300 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
302 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
304 PR rtl-optimization/49800
305 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
306 (sched_finish): Call regstat_free_n_sets_and_refs.
308 2012-02-02 Jia Liu <proljc@gmail.com>
310 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
313 2012-02-02 Jan Hubicka <jh@suse.cz>
314 Tom de Vries <tom@codesourcery.com>
317 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
318 * varpool.c (varpool_analyze_pending_decls): Likewise.
320 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
321 Jayant R Sonar <jayant.sonar@kpitcummins.com>
323 * config.gcc: Add cr16-* support.
325 * doc/extend.texi: Document cr16 extensions.
326 * doc/install.texi: Document cr16 install.
327 * doc/invoke.texi: Document cr16 options.
328 * doc/md.texi: Document cr16 constraints.
330 * common/config/cr16/cr16-common.c: New file.
331 * config/cr16/cr16.c: New file.
332 * config/cr16/cr16.h: New file.
333 * config/cr16/cr16.md: New file.
334 * config/cr16/cr16.opt: New file.
335 * config/cr16/cr16-protos.h: New file.
336 * config/cr16/predicates.md: New file.
337 * config/cr16/constraints.md: New file.
338 * config/cr16/t-cr16: New file.
340 2012-02-02 Jakub Jelinek <jakub@redhat.com>
343 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
344 that operands[2] is either immediate, or q_regs_operand.
346 PR tree-optimization/52073
347 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
348 a pattern stmt for pattern uses, ignore uses outside of the loop.
350 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
352 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
353 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
354 (OUT_AS1, OUT_AS2): Remove.
356 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
358 PR rtl-optimization/51374
359 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
360 to cross other volatile_refs_p insns.
362 2012-02-01 Richard Guenther <rguenther@suse.de>
364 * doc/invoke.texi (fno-inline): Clarify documentation.
365 (finline-small-functions): Likewise.
366 (finline-functions): Likewise.
367 * common.opt (finline): Adjust comment and documentation.
368 (finline-small-functions): Clarify documentation.
369 (finline-functions): Likewise.
370 (finline-functions-called-once): Likewise.
372 2012-02-01 Tristan Gingold <gingold@adacore.com>
374 * c-typeck.c (composite_type): Keep mode for pointers.
376 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
378 * function.h (regno_reg_rtx): Adjust comment.
379 * reginfo.c (init_reg_modes_target): Only use the previous mode
380 if it fits within one register. Remove MIPS comment.
382 2012-01-31 Jakub Jelinek <jakub@redhat.com>
385 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
387 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
389 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
392 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
394 config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true
397 2012-01-31 Jakub Jelinek <jakub@redhat.com>
402 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
404 2012-01-31 Richard Guenther <rguenther@suse.de>
406 PR tree-optimization/51528
407 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
410 2012-01-31 Jakub Jelinek <jakub@redhat.com>
415 * ree.c (add_removable_extension): Change def_map argument
416 to unsigned *, store in def_map 1 + offset into *insn_list vector
417 instead of pointers into the vector.
418 (find_removable_extensions): Adjust caller.
420 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
422 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
423 Transform all "* quoted-c-code" to { c-code }.
424 Remove redundant test for "optimize" in combine patterns.
425 Move (include "avr-dimode.md") to end of file.
427 2012-01-30 Bin Cheng <bin.cheng@arm.com>
430 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
431 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
433 2012-01-30 Richard Guenther <rguenther@suse.de>
435 PR tree-optimization/52028
436 * tree-loop-distribution.c (ldist_gen): Properly update
439 2012-01-30 Jakub Jelinek <jakub@redhat.com>
442 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
443 set_cur_line_info_table if not emitting debug info.
445 PR tree-optimization/52046
446 * tree-vect-patterns.c (check_bool_pattern): Give up if
447 a comparison could throw.
450 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
452 2012-01-30 Richard Guenther <rguenther@suse.de>
454 PR tree-optimization/52045
455 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
456 SSA form if cfgcleanup did anything.
458 2012-01-30 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/52045
461 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
462 before computing final todo.
464 2012-01-30 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/51528
467 * tree-sra.c (sra_modify_assign): Re-factor in preparation
470 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
472 * df-problems.c (df_kill_notes): Check that the use refers
473 to the note under examination.
475 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
478 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
479 parameter and use short-lived pseudos.
480 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
481 (sparc_expand_vector_init): Const-ify local variables and adjust
482 calls to above functions.
484 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
486 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
488 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
490 * doc/invoke.texi: Make usage of "compile time" and
491 "run time"/"runtime" consistent throughout the file.
493 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
495 * config/alpha/alpha.c (alpha_option_overrride): Default to
496 full IEEE compliance mode for Go language.
498 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
500 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
501 (LINK_SSP_SPEC): Define.
503 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
506 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
509 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
511 * doc/invoke.texi: Correct hyphenation of "floating point",
512 "double precision", and related terminology throughout the file.
514 2012-01-28 Jakub Jelinek <jakub@redhat.com>
517 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
518 arm_general_register_operand predicate for operand 2 instead of
521 2012-01-27 Ian Lance Taylor <iant@google.com>
524 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
525 * builtins.c (expand_builtin_init_trampoline): Add onstack
526 parameter. Change caller.
527 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
528 * tree.c (build_common_builtin_nodes): Declare
529 __builtin_init_heap_trampoline.
531 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
533 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
534 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
535 * config/avr/avr.c: Ditto.
536 (avr_regnames): Remove because unused.
537 * config/avr/avr.md (*cpse.ne): New peephole.
538 (*cpse.eq): New peephole from former cpse peepholes.
540 2012-01-27 Michael Eager <eager@eagercon.com>
542 * config/microblaze.c (microblaze_emit_compare): Correct
543 test after pcmp instruction.
545 2012-01-27 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/52020
548 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
550 2012-01-27 Richard Guenther <rguenther@suse.de>
552 * ipa-pure-const.c (check_stmt): Clobbers do not make a
553 function non-const/pure.
555 2012-01-27 Richard Guenther <rguenther@suse.de>
557 PR tree-optimization/50444
558 * tree-sra.c (build_ref_for_offset): Properly adjust the
559 MEM_REF type for unaligned accesses.
561 2012-01-27 Richard Guenther <rguenther@suse.de>
563 PR tree-optimization/50444
564 * expr.c (mem_ref_refers_to_non_mem_p): New function.
565 (expand_assignment): Use it. Properly handle misaligned
566 bases when expanding stores to component references.
567 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
570 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
573 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
574 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
575 * tree-data-ref.c (find_data_references_in_loop): Make static.
576 (compute_all_dependences): Change return type to bool. Bail out
577 for too many datarefs in a loop. Move the hunk resetting the data
578 dependences vector from ...
579 (compute_data_dependences_for_loop): ... here. Account for
580 compute_all_dependences returning false.
581 (compute_data_dependences_for_bb): Likewise.
582 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
583 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
585 2012-01-27 Richard Guenther <rguenther@suse.de>
588 * expr.c (store_field): Use the alias-set of the scratch memory
591 2012-01-27 Tom de Vries <tom@codesourcery.com>
593 PR tree-optimization/51990
594 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
596 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
598 2012-01-27 Jakub Jelinek <jakub@redhat.com>
601 * var-tracking.c (reverse_op): Don't add any reverse operation
602 if V already has any constant locations.
604 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
606 * doc/invoke.texi: Correct usage of "command line" (noun)
607 vs "command-line" (adjective) throughout.
609 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
611 * doc/invoke.texi (Language Independent Options): Move
612 -Wcoverage-mismatch blurb from here....
613 (Warning Options): ...to here.
615 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
617 * config/rs6000/rs6000.c (rs6000_option_override_internal):
618 Set rs6000_always_hint to false for 476.
620 2012-01-27 Matthias Klose <doko@ubuntu.com>
622 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
624 * incpath.c (add_standard_paths): Likewise.
626 2012-01-27 Richard Henderson <rth@redhat.com>
628 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
629 * config/m68k/sync.md (atomic_test_and_set): Rename from
630 sync_test_and_setqi and adjust the operands.
631 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
632 and unconditionally enable.
634 2012-01-27 Richard Henderson <rth@redhat.com>
636 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
637 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
638 (ldstub): Rename from ldstubqi.
639 (ldstub<I24MODE>): Remove.
641 2012-01-27 Richard Henderson <rth@redhat.com>
643 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
644 * c-cppbuiltin.c (cpp_atomic_builtins): Define
645 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
646 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
647 * doc/tm.texi: Rebuild.
649 2012-01-27 Richard Henderson <rth@redhat.com>
651 * optabs.c (gen_atomic_test_and_set): Remove default.
652 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
654 2012-01-26 Jakub Jelinek <jakub@redhat.com>
656 PR rtl-optimization/51978
657 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
658 (combine_reaching_defs): Likewise.
659 (struct re_info): Remove.
660 (add_removable_extension): Remove x and data arguments,
661 add insn, insn_list and def_map. Use the arguments directly
662 instead of using struct re_info.
663 (find_removable_extensions): Don't call add_removable_extension
664 through note_stores, instead just call it with single_set
666 (find_and_remove_re): Pass curr_cand->expr instead of
667 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
669 2012-01-26 Michael Matz <matz@suse.de>
671 PR tree-optimization/46590
672 * cfgexpand.c: Revert last change (r183305).
673 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
675 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
676 checking for emptiness.
678 2012-01-26 Jakub Jelinek <jakub@redhat.com>
681 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
682 non-addressable non-BLKmode base correctly.
684 2012-01-26 Michael Matz <matz@suse.de>
686 PR tree-optimization/48794
687 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
688 regions referenced from RESX/EH_DISPATCH.
690 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
692 * config/s390/s390.h: Make BRANCH_COST an option.
693 * config/s390/s390.opt: New option -mbranch-cost.
695 2012-01-26 Richard Henderson <rth@redhat.com>
697 Revert 2012-01-24 change:
698 * trans-mem.c (requires_barrier): Do not instrument thread local
699 variables and emit save/restore for them.
701 2012-01-25 Jakub Jelinek <jakub@redhat.com>
704 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
707 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
709 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
712 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
715 Rename __pgm to __flash.
716 Rename __pgm1 to __flash1.
717 Rename __pgm2 to __flash2.
718 Rename __pgm3 to __flash3.
719 Rename __pgm4 to __flash4.
720 Rename __pgm5 to __flash5.
721 Rename __pgmx to __memx.
722 * doc/extend.texi (AVR Named Address Spaces)
723 Rename address space names as indicated above.
724 * config/avr/avr.c (avr_addrspace): Ditto.
726 * config/avr/avr-protos.h
727 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
728 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
729 * config/avr/predicates.md: Ditto.
730 * config/avr/avr.c Ditto, and
731 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
732 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
734 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
735 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
736 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
737 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
738 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
739 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
740 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
741 * config/avr/avr.c: Ditto.
742 * config/avr/avr.md: Ditto.
744 2012-01-25 Jason Merrill <jason@redhat.com>
747 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
749 2012-01-25 Jakub Jelinek <jakub@redhat.com>
751 PR tree-optimization/51987
752 * tree-data-ref.c (get_references_in_stmt): Handle references in
753 non-volatile GIMPLE_ASM.
755 2012-01-25 Richard Guenther <rguenther@suse.de>
757 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
758 bases are dereferenced.
760 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
762 PR rtl-optimization/48374
763 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
765 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
767 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
768 compute_data_dependences_for_loop returns false.
769 * tree-parloops.c (loop_parallel_p): Likewise.
771 2012-01-25 Richard Guenther <rguenther@suse.de>
773 * tree.h (get_pointer_alignment_1): Declare.
774 * builtins.c (get_pointer_alignment_1): New function.
775 (get_pointer_alignment): Use it.
777 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
779 PR rtl-optimization/48308
780 * combine.c (enum undo_kind): Add UNDO_LINKS.
781 (struct undo): Add member l to other_contents and where.
782 (do_SUBST_LINK): New.
784 (try_combine): Handle LOG_LINKS for the dummy i1 case.
785 (undo_all): Handle UNDO_LINKS.
787 2012-01-25 Richard Henderson <rth@redhat.com>
789 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
792 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
794 * optabs.c (gen_atomic_test_and_set): Use each argument.
796 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
798 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
799 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
800 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
801 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
802 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
803 TARGET_PAIRED_SINGLE_FLOAT.
805 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
807 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
808 (in_struct, return_val): Remove MEM documentation.
809 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
810 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
811 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
813 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
814 * cfgexpand.c (add_alias_set_conflicts): Likewise.
815 * expr.c (store_field): Likewise.
816 * function.c (assign_stack_temp_for_type): Likewise.
817 * ifcvt.c (noce_try_cmove_arith): Likewise.
818 * reload1.c (reload): Likewise.
819 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
820 (alpha_set_memflags): Likewise.
821 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
823 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
825 * rtl.h (true_dependence, canon_true_dependence): Remove varies
827 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
828 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
829 (true_dependence_1, true_dependence, canon_true_dependence): Remove
831 * cselib.c (cselib_rtx_varies_p): Delete.
832 (cselib_invalidate_mem): Update call to canon_true_dependence.
833 * dse.c (record_store, check_mem_read_rtx): Likewise.
834 (scan_reads_nospill): Likewise.
835 * cse.c (check_dependence): Likewise.
836 (cse_rtx_varies_p): Delete.
837 * expr.c (safe_from_p): Update call to true_dependence.
838 * ira.c (validate_equiv_mem_from_store): Likewise.
839 (memref_referenced_p): Likewise.
840 * postreload-gcse.c (find_mem_conflicts): Likewise.
841 * sched-deps.c (sched_analyze_2): Likewise.
842 * store-motion.c (load_kills_store): Likewise.
843 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
844 * gcse.c (mems_conflict_for_gcse_p): Likewise.
845 (compute_transp): Update call to canon_true_dependence.
847 2012-01-25 Richard Henderson <rth@redhat.com>
849 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
850 (maybe_emit_atomic_test_and_set): New.
851 (expand_sync_lock_test_and_set): Use it.
852 (expand_atomic_test_and_set): Likewise.
853 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
854 the implementation; clarify implementation defined details.
855 * doc/md.texi (atomic_test_and_set): Document.
857 2012-01-25 Richard Henderson <rth@redhat.com>
859 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
861 2012-01-25 Richard Henderson <rth@redhat.com>
864 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
865 to effect no-op split.
867 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
870 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
871 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
872 (BT_FN_VOID_PTR_INT_SIZE): New.
873 (BT_FN_UINT_UINT_VAR): Remove.
874 (BT_FN_UINT32_UINT32_VAR): New.
875 (BT_FN_DOUBLE_VPTR): Remove.
876 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
878 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
879 (_ITM_changeTransactionMode): Same.
880 (_ITM_memmoveRtWt): Change return type to void.
881 (_ITM_memcpyRtWt): Same.
882 (_ITM_memsetW): Same.
883 (_ITM_RaRD): Change types to double.
888 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
890 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
891 Patrick Marlier <patrick.marlier@gmail.com>
893 * trans-mem.c (requires_barrier): Do not instrument thread local
894 variables and emit save/restore for them.
896 2012-01-24 Jason Merrill <jason@redhat.com>
899 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
900 output static aliases.
902 2012-01-24 Jakub Jelinek <jakub@redhat.com>
905 * common.opt (-pie, -shared, pie, shared): Change from Common to
907 * gcc.c (display_help): Display help for -pie and -shared.
909 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
912 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
913 Remove note on size/offset limitation.
914 (AVR Variable Attributes): Add example how to read data located
915 with progmem. Refer to named address spaces.
916 * doc/invoke.texi (AVR Options): Fix typo.
918 2012-01-24 Richard Guenther <rguenther@suse.de>
920 Forward-port to trunk
921 2010-09-21 Jakub Jelinek <jakub@redhat.com>
924 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
925 op0 isn't sufficiently aligned and there is movmisalignM
926 insn for mode, use it to load op0 into a temporary register.
928 2012-01-24 Jakub Jelinek <jakub@redhat.com>
931 * target.def (const_not_ok_for_debug_p): New hook.
932 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
934 * doc/tm.texi: Regenerated.
935 * dwarf2out.c (const_ok_for_output_1): If
936 targetm.const_not_ok_for_debug_p returns true, fail.
937 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
939 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
941 2012-01-23 Kai Tietz <ktietz@redhat.com>
944 * config/i386/predicates.md (symbolic_operand): Allow
945 UNSPEC_PCREL as PIC expression for lea.
946 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
947 * config/i386/i386.c (ix86_delegitimize_address): Handle
948 UNSPEC_PCREL for none-MEM, too.
950 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
952 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
953 (ipa_tm_create_version_alias): Same.
955 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
958 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
959 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
961 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
962 Patrick Marlier <patrick.marlier@gmail.com>
963 Iain Sandoe <developer@sandoe-acoustics.co.uk>
966 * lto-wrapper.c (run_gcc): Pass the LTO section name to
967 simple_object_start_read.
969 2012-01-23 Richard Guenther <rguenther@suse.de>
972 PR tree-optimization/51895
973 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
974 parameter decomposition into BLKmode components.
976 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
978 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
979 fake variables for restrict-qualified pointers whose pointed-to type
980 contains a placeholder.
982 2012-01-23 Richard Guenther <rguenther@suse.de>
984 PR tree-optimization/51949
985 * ipa-split.c (execute_split_functions): Do not split malloc functions.
987 2012-01-23 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/51933
990 * ree.c (transform_ifelse): Return true right away if dstreg is
991 already wider or equal to cand->mode.
992 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
993 (make_defs_and_copies_lists): Remove defs_list and copies_list
994 arguments, add state argument, just truncate state->work_list
995 instead of always allocating and freeing the vector. Assert that
996 get_defs succeeds instead of returning 2. Changed return type to bool.
997 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
998 have ext_src_mode, see if it has been modified already with the
999 right kind of extension and has been extended before from the
1000 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1001 just return true. Remember the original mode in state->modified array.
1002 (combine_reaching_defs): Add state argument. Don't allocate and
1003 free here def_list, copied_list and vec vectors, instead just
1004 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1005 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1006 Add state variable, clear vectors in it, initialize state.modified
1007 if needed. Free all the vectors at the end and state.modified too.
1008 Don't skip a candidate if the extension expression has been modified.
1010 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1013 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1014 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1015 (extra_options) interix.opt -> i386/interix.opt"
1016 (extra_objs):Add winnt-stubs.o
1017 * configure.ac: Add interix to target_os .comm on PE check.
1018 * configure: Regenerate.
1019 * config/interix3.h: Delete and move bits to..
1020 * config/interix.h: Delete and move bits to..
1021 * config/i386/i386-interix3.h: Delete and move bits to..
1022 * config/i386/i386-interix.h: ..here.
1023 (TARGET_CPU_DEFAULT): Remove redefinition.
1024 (TARGET_ASM_CONSTRUCTOR): Undefine.
1025 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1026 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1027 (PTRDIFF_TYPE): Define.
1028 (LONG_DOUBLE_TYPE_SIZE): Define.
1029 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1030 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1031 (TARGET_SECTION_TYPE_FLAGS): Define.
1032 (ASM_DECLARE_FUNCTION_NAME): Define.
1033 (ASM_OUTPUT_EXTERNAL): Define.
1034 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1035 (ASM_OUTPUT_ALIGNED_BSS): Define.
1036 (PCC_BITFIELD_TYPE_MATTERS): Define.
1037 (USE_CONST_SECTION): Define.
1038 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1039 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1040 (SUPPORTS_ONE_ONLY): Remove.
1041 (I386_PE_STRIP_ENCODING): Define.
1042 * config/interix.opt: Delete and move bits to..
1043 * config/i386/interix.opt: ..here. New.
1044 (mpe-aligned-commons): Add.
1045 * config/i386/t-interix: Add copyright header.
1046 (winnt-stubs.o): Add rule.
1048 2012-01-22 Jason Merrill <jason@redhat.com>
1051 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1052 for extra name aliases.
1054 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1056 PR rtl-optimization/51924
1057 * ree.c (combine_set_extension): Improve debugging message.
1058 (combine_reaching_defs): Likewise.
1059 (get_defs): Rename confusingly named variable.
1060 (find_and_remove_re): Skip a candidate if the extension expression has
1063 2012-01-21 Robert Millan <rmh@gnu.org>
1064 Gerald Pfeifer <gerald@pfeifer.com>
1066 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1067 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1069 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1071 PR tree-optimization/51914
1072 * tree-vect-stmts.c (vectorizable_conversion): For
1073 cvt_type && modifier == WIDEN, put temporary with cvt_type
1074 at the beginning of vec_dsts and set vec_dest to temporary
1077 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1079 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1081 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1083 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1084 * config/rs6000/rs6000.c: Likewise.
1086 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1089 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1090 output_move_double on a copy of operands array.
1092 2012-01-20 Cary Coutant <ccoutant@google.com>
1093 Dodji Seketeli <dodji@redhat.com>
1096 * dwarf2out.c (copy_declaration_context): Return ref to parent
1097 of declaration DIE, if necessary.
1098 (remove_child_or_replace_with_skeleton): Add new parameter; update
1099 caller. Place skeleton DIE under parent DIE of original declaration.
1100 Move call to copy_declaration_context to here ...
1101 (break_out_comdat_types): ... from here.
1103 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1105 PR rtl-optimization/51856
1106 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1109 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1112 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1113 hints for neon loads and stores.
1115 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1119 * doc/extend.texi (Named Address Spaces): Split into subsections.
1120 (AVR Named Address Spaces): New subsection.
1121 (M32C Named Address Spaces): New subsection.
1122 (RL78 Named Address Spaces): New subsection.
1123 (SPU Named Address Spaces): New subsection.
1124 (Variable Attributes): New anchor "AVR Variable Attributes".
1125 (AVR Variable Attributes): Rewrite and avoid wording
1126 "address space" in this context.
1127 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1128 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1129 (AVR Built-in Macros): New subsubsection therein.
1130 * doc/md.texi (AVR constraints): Remove "C04", "R".
1132 2012-01-20 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/51903
1135 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1136 when removing stmts.
1138 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1141 * config/arm/arm.c (arm_load_pic_register): Use
1142 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1143 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1144 (arm_pic_static_addr): Likewise.
1145 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1146 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1147 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1148 (pic_load_addr_unified): New.
1150 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1153 * function.c (instantiate_virtual_regs_in_insn): Use
1154 delete_insn_and_edges when removing a wrong asm insn.
1156 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1158 PR rtl-optimization/40761
1159 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1160 Add new member loop_num.
1161 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1162 (ira_build): Remove the parameter.
1164 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1165 (ira.c): Do not build CFG loops for one region allocation. Remove
1166 argument from ira_build call.
1168 * ira-build.c (init_loop_tree_node): New function.
1169 (create_loop_tree_nodes): Use it. Separate the case when CFG
1170 loops are not built.
1171 (more_one_region_p): Check current_loops.
1172 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1174 (add_loop_to_tree): Process loop equal to NULL too.
1175 (form_loop_tree): Separate the case when CFG loops are not built.
1176 Use explicitly number for the root.
1177 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1179 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1180 instead of loop->num.
1181 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1182 (mark_all_loops_for_removal): Ditto.
1183 (remove_unnecessary_regions): Separate the case when CFG loops
1185 (ira_build): Remove the parameter. Use explicit number of regions
1186 when CFG loops are not built.
1188 * ira-color.c (print_loop_title): Separate the case for the root node.
1189 Use loop_num instead of loop->num.
1190 (move_spill_restore): Use loop_num instead of loop->num.
1192 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1193 (change_loop): Ditto.
1194 (change_loop): Use loop_num instead of loop->num.
1196 * ira-lives.c (process_bb_node_lives): Ditto.
1198 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1200 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1202 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1205 * tree-mudflap.c (mf_artificial): New function.
1206 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1207 mx_register_decls, mudflap_enqueue_decl): Use it.
1210 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1211 numbers in the insn pattern.
1213 2012-01-19 Michael Matz <matz@suse.de>
1215 PR tree-optimization/46590
1216 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1217 use it in remembering which conflicts we already created.
1218 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1221 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1224 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1225 (merge_and_complain): Same.
1227 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1230 * config/initfini-array.h: Guard content of the header
1231 with #ifdef HAVE_INITFINI_ARRAY.
1232 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1233 Add initfini-array.h to tm_file here.
1234 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1235 * config.gcc: Don't add initfini-array.h to tm_file here.
1236 * configure: Regenerated.
1238 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1240 PR rtl-optimization/51505
1241 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1242 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1243 (df_note_bb_compute): Update the call to df_kill_notes.
1245 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1247 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1249 2012-01-18 Richard Guenther <rguenther@suse.de>
1251 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1252 of conversions to void *.
1254 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1255 Richard Sandiford <rdsandiford@googlemail.com>
1259 * optabs.h (simplify_expand_binop): Declare.
1260 * optabs.c (simplify_expand_binop): Make global.
1261 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1262 endian targets if the source cannot be exactly covered by word
1265 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1268 * hard-reg-set.h (struct hard_reg_set_container): New type.
1269 * target.h (struct hard_reg_set_container): Forward declare.
1270 * target.def (set_up_by_prologue): New target hook.
1271 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1272 * doc/tm.texi: Regenerated.
1273 * function.c (thread_prologue_and_epilogue_insns): Change
1274 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1275 Call targetm.set_up_by_prologue on it.
1276 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1277 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1279 2012-01-17 Nick Clifton <nickc@redhat.com>
1281 * config/rx/rx.c (rx_can_use_simple_return): New function.
1282 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1283 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1285 2012-01-17 Richard Guenther <rguenther@suse.de>
1288 * expr.c (expand_assignment): Take address-space information
1289 from the address operand of MEM_REF and TARGET_MEM_REF.
1290 (expand_expr_real_1): Likewise.
1292 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1294 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1295 reload dump is requested.
1297 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1300 * trans-mem.c (requires_barrier): Call may_be_aliased.
1302 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1304 PR tree-optimization/51877
1305 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1306 call arguments and fndecls compare equal, instead return false if they
1307 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1308 both SSA_NAMEs that are valueized the same, or they satisfy
1311 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1313 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1315 * configure: Regenerate.
1317 2012-01-16 Jan Hubicka <jh@suse.cz>
1321 * convert.c (convert_to_integer): Use fold_convert for
1322 converting an INTEGER_CST to integer type.
1324 2012-01-16 Jason Merrill <jason@redhat.com>
1327 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1329 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1332 * config/s390/s390.c (s390_chunkify_start): Don't skip
1333 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1334 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1335 If insn is followed by NOTE_INSN_VAR_LOCATION or
1336 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1337 Don't use location of note insns.
1339 PR tree-optimization/51865
1340 * tree-inline.c (tree_function_versioning): Call remap_decl
1341 on DECL_RESULT whenever it has VOID_TYPE_P type.
1343 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1345 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1346 for calls to locally-binding MIPS16 functions if only the return
1347 type uses float regs.
1349 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1350 Richard Sandiford <rdsandiford@googlemail.com>
1352 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1353 (SYMBOL_32_HIGH): Likewise.
1354 (mips_output_tls_reloc_directive): Declare.
1355 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1356 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1357 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1358 (mips_lo_relocs, mips_hi_relocs): Make extern.
1359 (mips16_stub_function): Move up file.
1360 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1361 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1362 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1363 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1364 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1365 (mips_get_tp): Add MIPS16 support.
1366 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1367 Generalize DTPREL and TPREL handling.
1368 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1369 Add MIPS16 TLS support.
1370 (mips_output_tls_reloc_directive): New function.
1371 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1372 * config/mips/predicates.md (symbolic_operand_with_high)
1373 (tls_reloc_operand): New predicates.
1374 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1375 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1376 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1377 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1378 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1379 (*tls_get_tp_mips16_call_<mode>): Likewise.
1381 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1383 PR rtl-optimization/51821
1384 * recog.c (peep2_find_free_register): Determine clobbered registers
1387 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1390 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1391 * config/avr/avr.c: Likewise.
1392 * config/avr/avr.h: Likewise.
1394 2012-01-13 Ian Lance Taylor <iant@google.com>
1397 * tree.h (TYPE_QUALS): Add cast to int.
1398 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1400 2012-01-13 Ian Lance Taylor <iant@google.com>
1402 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1403 comparing param_index to VEC_length result.
1405 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1407 * c-decl.c: Do not include tree-mudflap.h
1408 * tree-optimize.c: Likewise.
1409 * Makefile.in: Update dependencies.
1411 2012-01-13 Richard Guenther <rguenther@suse.de>
1414 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1415 variable-sized result always use RSO.
1417 2012-01-12 DJ Delorie <dj@redhat.com>
1419 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1420 pointer type, not just the default pointer type.
1422 2012-01-09 Richard Henderson <rth@redhat.com>
1423 Denis Chertykov <chertykov@gmail.com>
1426 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1427 * config/avr/avr.c (avr_can_eliminate): Simplify.
1428 (avr_initial_elimination_offset): Likewise.
1429 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1430 (expand_epilogue): Likewise.
1431 (avr_legitimize_address): Gut.
1432 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1433 (avr_hard_regno_nregs): New.
1434 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1435 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1436 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1437 add soft frame pointer.
1438 (CALL_USED_REGISTERS): Likewise.
1439 (REG_CLASS_CONTENTS): Likewise.
1440 (REGISTER_NAMES): Likewise.
1441 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1442 (HARD_FRAME_POINTER_REGNUM): New.
1443 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1444 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1445 remove the HARD_FRAME_POINTER self-elimination.
1447 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1450 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1451 DECL_EXTERNAL when checking for initializers of progmem variables.
1453 2012-01-12 Ira Rosen <irar@il.ibm.com>
1455 PR tree-optimization/51799
1456 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1457 that the last operation is a type demotion.
1459 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1462 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1464 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1467 * combine.c (distribute_notes): If i3 is a noreturn call,
1468 allow old_size to be equal to args_size and make sure the
1469 noreturn call gets REG_ARGS_SIZE note.
1470 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1471 on noreturn calls even when the delta is 0.
1473 2012-01-11 Nathan Sidwell <nathan@acm.org>
1475 * gcov.c (STRING_SIZE): Remove.
1476 (generate_results): Erase annotations for source files with no
1477 coverage information.
1479 (output_lines): Use it.
1481 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1483 * gimple.h (gimplify_body): Remove first argument.
1484 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1485 pointer set here, instead just pass DATA to walk_tree.
1486 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1487 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1488 (unvisit_body): Likewise, but with unmark_visited.
1489 (gimplify_body): Remove BODY_P argument and adjust.
1490 (gimplify_function_tree): Adjust call to gimplify_body.
1491 * omp-low.c (finalize_task_copyfn): Likewise.
1493 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1495 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1496 (build_function_type_skip_args): Delete.
1497 * tree.c (build_function_type_skip_args): Make static and add
1498 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1499 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1500 pass it to build_function_type_skip_args.
1501 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1502 (tree_function_versioning): Likewise.
1503 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1504 build_function_decl_skip_args.
1505 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1506 and pass it to build_function_decl_skip_args/tree_function_versioning.
1507 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1508 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1509 * trans-mem.c (ipa_tm_create_version): Likewise.
1510 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1511 * tree-inline.c (declare_return_variable): Remove always-true test.
1512 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1513 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1514 * ipa-split.c (split_function): Skip the return value for the split
1515 part if it doesn't return.
1517 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1519 PR tree-optimization/49642
1520 * ipa-split.c (forbidden_dominators): New variable.
1521 (check_forbidden_calls): New function.
1522 (dominated_by_forbidden): Likewise.
1523 (consider_split): Check for forbidden dominators.
1524 (execute_split_functions): Initialize and free forbidden
1525 dominators info; call check_forbidden_calls.
1527 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1529 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1531 2012-01-11 Nick Clifton <nickc@redhat.com>
1533 * config/rx/rx.md (return): Define pattern.
1535 2012-01-11 Richard Guenther <rguenther@suse.de>
1537 * doc/extend.texi (malloc attribute): Adjust according to
1540 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1541 Patrick Marlier <patrick.marlier@gmail.com>
1544 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1545 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1546 (ipa_tm_note_irrevocable): Same.
1547 (ipa_tm_scan_irr_block): Same.
1548 (ipa_tm_decrement_clone_counts): Same.
1549 (ipa_tm_scan_irr_function): Same.
1550 (ipa_tm_create_version_alias): Same.
1551 (ipa_tm_create_version): Same.
1552 (ipa_tm_transform_calls_redirect): Same.
1553 (ipa_tm_transform_calls): Same.
1554 (ipa_tm_transform_transaction): Same.
1555 (ipa_tm_execute): Same.
1557 2012-01-10 Richard Guenther <rguenther@suse.de>
1560 * opts.c (common_handle_option): Handle -Werror.
1562 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1564 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1567 2012-01-10 Jason Merrill <jason@redhat.com>
1569 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1572 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1574 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1575 supports R_386_TLS_GD_PLT reloc.
1576 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1577 supports R_386_TLS_LDM_PLT reloc.
1578 * configure: Regenerate.
1579 * config.in: Regenerate.
1581 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1584 Extend __pgmx semantics to linearize memory.
1585 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1586 determine if code comes inline or from libgcc.
1587 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1588 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1589 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1590 (movmemx_qi, movmemx_hi): New insns.
1591 (xload_<mode>_libgcc): Rewrite to new insn condition.
1592 (xload_<mode>): Remove insns.
1593 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1594 cases that don't satisfy avr_xload_libgcc_p().
1595 (avr_addr_space_convert): Allow converting in any direction.
1596 (avr_addr_space_subset_p): Return always true.
1597 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1598 (avr_emit_movmemhi): Ditto.
1599 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1600 (avr_out_movmem): Ditto.
1601 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1602 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1603 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1604 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1605 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1607 2012-01-10 Richard Guenther <rguenther@suse.de>
1609 PR tree-optimization/50913
1610 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1611 Require data-refs to be representable by Graphite with respect
1614 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1617 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1619 2012-01-10 Tom de Vries <tom@codesourcery.com>
1621 PR rtl-optimization/51271
1622 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1623 handling annulled branch.
1625 2012-01-10 Richard Henderson <rth@redhat.com>
1627 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1628 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1629 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1630 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1631 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1632 arm_expand_vec_perm_const): New.
1633 * config/arm/arm-protos.h: Update.
1634 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1635 (*neon_vswp<VDQX>): New.
1636 (neon_vcombine<VDX>): Use neon_split_vcombine.
1637 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1638 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1639 (vec_perm<VE>): New.
1641 2012-01-10 Richard Henderson <rth@redhat.com>
1643 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1644 use it if reload_completed.
1645 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1646 arm_output_asm_insn, arm_process_output_memory_barrier,
1647 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1648 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1649 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1650 arm_process_output_sync_insn, arm_output_sync_insn,
1651 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1652 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1653 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1654 (emit_unlikely_jump): New.
1655 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1656 (arm_split_atomic_op): New.
1657 * config/arm/arm-protos.h: Update.
1658 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1659 (struct arm_sync_generator): Remove.
1660 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1661 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1662 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1663 (VUNSPEC_LL, VUNSPEC_SC): New.
1664 (sync_result, sync_memory, sync_required_value, sync_new_value,
1665 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1666 (attr length): Don't use arm_sync_loop_insns.
1667 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1668 (movsfcc, movdfcc): Likewise.
1669 * config/arm/constraints.md (Ua): New.
1670 * config/arm/prediates.md (mem_noofs_operand): New.
1671 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1672 (sync_clobber, sync_t2_reqd): Remove.
1673 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1674 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1675 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1676 (arm_sync_compare_and_swap<SIDI>): Remove.
1677 (arm_sync_compare_and_swap<NARROW>): Remove.
1678 (arm_sync_lock_test_and_set<SIDI>): Remove.
1679 (arm_sync_lock_test_and_set<NARROW>): Remove.
1680 (arm_sync_new_<syncop><SIDI>): Remove.
1681 (arm_sync_new_<syncop><NARROW>): Remove.
1682 (arm_sync_new_nand<SIDI>): Remove.
1683 (arm_sync_new_nand<NARROW>): Remove.
1684 (arm_sync_old_<syncop><SIDI>): Remove.
1685 (arm_sync_old_<syncop><NARROW>): Remove.
1686 (arm_sync_old_nand<SIDI>): Remove.
1687 (arm_sync_old_nand<NARROW>): Remove.
1688 (*memory_barrier): Merge arm_output_memory_barrier.
1689 (atomic_compare_and_swap<QHSD>): New.
1690 (atomic_compare_and_swap<NARROW>_1): New.
1691 (atomic_compare_and_swap<SIDI>_1): New.
1692 (atomic_exchange<QHSD>): New.
1693 (cas_cmp_operand, cas_cmp_str): New.
1694 (atomic_op_operand, atomic_op_str): New.
1695 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1696 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1697 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1698 (arm_load_exclusive<NARROW>): New.
1699 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1700 (arm_store_exclusive<QHSD>): New.
1702 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1704 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1705 reload patterns if -mvsx-scalar-memory.
1707 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1708 generated, even -mno-vsx-scalar-double was used.
1709 (vsx_xscvdpsp_scalar): Likewise.
1710 (vsx_xscvspdp_scalar2): Likewise.
1712 2012-01-09 Tom de Vries <tom@codesourcery.com>
1713 Andrew Pinski <apinski@cavium.com>
1716 * reorg.c (fill_slots_from_thread): Don't speculate
1717 frame-related insns.
1719 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1721 * sched-int.h (bb_note): Move to...
1722 * basic-block.h: ...here.
1723 * haifa-sched.c (bb_note): Move to...
1724 * cfgrtl.c: ...here.
1725 * function.c (next_block_for_reg): New function.
1726 (move_insn_for_shrink_wrap): Likewise.
1727 (prepare_shrink_wrap): Rewrite to use the above.
1729 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1731 * gimple.c (is_gimple_non_addressable): Remove.
1732 * gimple.h: Remove is_gimple_non_addressable.
1733 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1734 is_gimple_non_addressable.
1735 * trans-mem.c (expand_assign_tm): Same.
1737 2012-01-09 Richard Guenther <rguenther@suse.de>
1739 PR tree-optimization/51775
1740 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1741 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1743 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1745 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1747 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1749 2012-01-09 Richard Guenther <rguenther@suse.de>
1751 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1753 2012-01-08 Jan Hubicka <jh@suse.cz>
1755 PR tree-optimize/51680
1756 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1757 on when known_vals needs to be computed; cleanup.
1759 2012-01-08 Jan Hubicka <jh@suse.cz>
1761 PR tree-optimize/51694
1762 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1764 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1766 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1767 for -std=c++98 and -std=c++11 too.
1769 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1771 * cfgloop.c (cancel_loop): Add free() of bbs array.
1773 2012-01-07 Jan Hubicka <jh@suse.cz>
1775 PR tree-optimization/51600
1776 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1777 that benefits small functions.
1779 2012-01-07 Jan Hubicka <jh@suse.cz>
1781 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1783 2012-01-07 Jan Hubicka <jh@suse.cz>
1785 PR tree-optimization/51680
1786 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1787 whose inlining reduce unit size.
1789 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1792 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1793 Add canonical node to containing_mem chain after the non-canonical
1794 one, even if there weren't any locs to propagate.
1795 (remove_useless_values): Keep only canonical values.
1796 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1797 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1798 canonicalize mem_chain elements that are not discarded.
1800 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1803 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1804 before emitting functions.
1806 PR gcov-profile/50127
1807 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1808 clear_aux_for_blocks.
1810 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1813 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1815 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1817 * c-decl.c (ext_block): Moved up.
1818 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1820 2012-01-06 Han Shen <shenhan@google.com>
1822 Translate built-in include paths for sysroot.
1823 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1824 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1826 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1827 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1829 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1830 control whether sysroot should be prepended to gxx include dir.
1832 * configure: Regenerate.
1834 2012-01-06 Torvald Riegel <triegel@redhat.com>
1836 PR rtl-optimization/51771
1837 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1838 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1840 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1842 PR tree-optimization/51315
1843 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1844 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1846 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1849 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1850 for shrp pattern. Correctly handle and fixup shift variable.
1851 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1853 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1856 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1857 note when !ACCUMULATE_OUTGOING_ARGS.
1859 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1861 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1863 (extract_range_from_unary_expr_1): Avoid useless computations.
1865 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1867 PR rtl-optimization/51767
1868 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1869 of jump_block and add an extra edge for degenerated asm gotos.
1872 * stmt.c (check_unique_operand_names): Don't ICE during error
1873 reporting if i is from labels chain.
1876 * profile.c (branch_prob): Split bbs that have exit edge
1877 and need a fake entry edge too.
1879 2012-01-05 Jan Hubicka <jh@suse.cz>
1882 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1885 2012-01-05 Richard Guenther <rguenther@suse.de>
1888 * tree-streamer-out.c (write_ts_optimization): New function.
1889 (streamer_write_tree_body): Call it.
1890 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1891 (streamer_read_tree_body): Call it.
1892 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1894 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1897 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1898 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1899 in_cleanup_point_expr before gimplify_stmt call and restore it
1901 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1902 in_cleanup_point_expr is false.
1904 2012-01-05 Richard Guenther <rguenther@suse.de>
1907 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
1909 * toplev.c (process_options): Reject combining mudflap and LTO.
1910 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
1912 2012-01-05 Richard Guenther <rguenther@suse.de>
1914 PR tree-optimization/51760
1915 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
1917 (bit_value_unop): Handle UNDEFINED operands.
1918 (bit_value_binop): Likewise.
1920 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
1922 * config/avr/avr.c (avr_replace_prefix): Remove.
1923 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
1924 (avr_asm_function_rodata_section): Ditto.
1925 (avr_asm_select_section): Ditto.
1927 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
1929 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
1932 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1935 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
1936 calls that have any non-fake successor edges.
1939 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
1941 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
1943 PR tree-optimization/51624
1944 * tree-sra.c (build_ref_for_model): When replicating a chain of
1945 COMPONENT_REFs, stop as soon as the offset would become negative.
1947 2012-01-04 Jakub Jelinek <jakub@redhat.com>
1950 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
1951 in .debug_loc on the floor.
1953 2012-01-04 Andrew Pinski <apinski@cavium.com>
1955 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
1957 2012-01-04 Andrew Pinski <apinski@cavium.com>
1958 Adam Nemet <anemet@caviumnetworks.com>
1960 * config/mips/mips.md (size): Add SI and DI.
1961 (SIZE): New mode attribute.
1962 (U): New code attribute.
1963 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
1964 (mips_lbux_<mode>): Delete.
1965 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
1966 (mips_lhx): Use gen_mips_lhx_extsi.
1967 (mips_lhx_<mode>): Delete.
1969 (mips_l<size>x): New expand.
1970 (mips_lwx_<mode>): Delete.
1971 (mips_l<GPR:size>x_<P:mode>): New pattern.
1972 (*mips_lw<u>x_<P:mode>_ext): Likewise.
1973 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
1974 * config/mips/mips.c (mips_lx_address_p): New function.
1975 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
1976 (dsp64): New availability predicate.
1977 (mips_builtins): Add an entry for __builtin_mips_ldx.
1978 * config/mips/mips.h (ISA_HAS_LBX): New define.
1979 (ISA_HAS_LBUX): Likewise.
1980 (ISA_HAS_LHX): Likewise.
1981 (ISA_HAS_LHUX): Likewise.
1982 (ISA_HAS_LWX): Likewise.
1983 (ISA_HAS_LWUX): Likewise.
1984 (ISA_HAS_LDX): Likewise.
1985 * doc/extend.texi (__builtin_mips_ldx): Document.
1987 2012-01-04 Tristan Gingold <gingold@adacore.com>
1989 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
1990 when long pointers are used.
1991 * config.build (*-*-*vms*): Handle all OpenVMS targets.
1992 (alpha64-dec-*vms*, alpha*-dec-*vms*)
1993 (ia64-hp-*vms*): Remove.
1994 * config/vms/xm-vms64.h: Delete.
1996 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1999 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2001 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2003 * opts.c (finish_options): Remove duplicate sorry.
2005 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2008 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2011 2012-01-04 Richard Guenther <rguenther@suse.de>
2014 * tree.c (size_low_cst): New function.
2015 * tree.h (size_low_cst): Declare.
2016 * fold-const.c (fold_comparison): Use it to extract the low
2017 part of the POINTER_PLUS_EXPR offset.
2019 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2021 Fix clearing ZERO_REG
2022 * config/avr/avr.md (cc): Add alternative "ldi".
2023 (movqi_insn): Use it in cc attribute.
2024 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2025 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2026 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2028 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2030 * configure: Regenerate.
2032 2012-01-04 Richard Guenther <rguenther@suse.de>
2034 PR tree-optimization/49651
2035 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2036 (var_can_have_subvars): Use it.
2037 (get_constraint_for_1): Only consider subfields if there can be any.
2039 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2042 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2043 to its new canonical_cselib_val and the cselib_val was in
2044 first_containing_mem chain, but the canonical_cselib_val was not,
2045 add the latter into the chain.
2046 (cselib_invalidate_mem): Compare canonical_cselib_val of
2047 addr_list chain elt with v.
2050 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2051 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2053 (output_macinfo_op): Don't ggc_strdup fd->filename.
2054 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2055 then ggc_strdup it. Don't free inc->info or cur->info.
2056 (output_macinfo): Don't free ref->info or file->info.
2058 2012-01-03 Ira Rosen <irar@il.ibm.com>
2060 PR tree-optimization/51269
2061 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2062 first_niters a pointer.
2063 (slpeel_tree_peel_loop_to_edge): Likewise.
2064 (vect_do_peeling_for_loop_bound): Update call to
2065 slpeel_tree_peel_loop_to_edge.
2066 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2067 here. Remove it from the parameters list.
2068 (vect_do_peeling_for_alignment): Update calls and compute
2071 2012-01-03 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/51070
2074 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2075 Properly handle calls.
2077 2012-01-03 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/51692
2080 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2081 the LHS of allocation stmts.
2083 2012-01-03 Olivier Hainque <hainque@adacore.com>
2085 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2087 2012-01-03 Olivier Hainque <hainque@adacore.com>
2089 * collect2.c (main): In AIX specific computations for vector
2090 insertions, use CONST_CAST2 to cast from char ** to const char **.
2092 2012-01-03 Richard Guenther <rguenther@suse.de>
2095 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2096 the context of a limbo DIE when it does not already exist.
2098 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2100 PR tree-optimization/51719
2101 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2102 but direct call is, clear direct call's lhs and don't add fallthrough
2103 edge from dcall_bb to join_bb and PHIs.
2105 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2107 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2108 the instructions emitted by the pattern.
2109 ("*TDC_insn_<mode>"): Add comment.
2111 2012-01-03 Richard Guenther <rguenther@suse.de>
2114 * fold-const.c (fold_comparison): Properly canonicalize
2115 tree offset and HOST_WIDE_INT bit position.
2117 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2119 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2120 operands for extzv pattern.
2122 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2125 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2128 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2130 * doc/invoke.texi (-flto and related options): Copy-edit.
2132 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2134 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2136 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2138 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2141 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2143 * expr.h (move_by_pieces_ninsns): Declare.
2144 * expr.c (move_by_pieces_ninsns): Make external.
2145 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2146 (mips_store_by_pieces_p): Likewise.
2147 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2148 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2149 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2150 (mips_store_by_pieces_p): Likewise.
2152 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2154 * passes.c (register_one_dump_file): Free full_name.
2156 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2157 (calculate_elim_costs_all_insns): Free offsets_at and
2158 offsets_known_at at the end and clear the pointers.
2160 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2162 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2163 this option introduced in r180739.
2165 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2168 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2169 (tmake_file target=avr): Add avr/t-multilib.
2171 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2172 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2173 * config/avr/genmultilib.awk: New file.
2174 * config/avr/t-multilib: New auto-generated file.
2175 * config/avr/multilib.h: New auto-generated file.
2176 * config/avr/t-avr (AVR_MCUS): New variable.
2177 (genopt.sh): Use it.
2178 (s-mlib): Depend on t-multilib.
2179 (t-multilib, multilib.h): New dependencies.
2180 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2181 (MULTILIB_OPTIONS): Remove.
2182 (MULTILIB_MATCHES): Remove.
2183 (MULTILIB_DIRNAMES): Remove.
2184 (MULTILIB_EXCEPTIONS): Remove:
2185 * config/avr/genopt.sh: Don't use hard coded file name;
2186 pass AVR_MCUS from t-avr instead.
2188 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2190 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2192 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2194 Implement light-weight DImode support.
2195 * config/avr/avr-dimode.md: New file.
2196 * config/avr/avr.md: Include it.
2197 (adjust_len): Add plus64, compare64.
2198 (HIDI): Remove code iterator.
2199 (code_stdname): New code attribute.
2200 (rotx, rotsmode): Remove DI.
2201 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2203 * config/avr/avr-protos.h (avr_have_dimode): New.
2204 (avr_out_plus64, avr_out_compare64): New.
2205 * config/avr/avr.c (avr_out_compare): Handle DImode.
2206 (avr_have_dimode): New variable definition and initialization.
2207 (avr_out_compare64, avr_out_plus64): New functions.
2208 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2209 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2210 (avr_compare_pattern): Skip DImode comparisons.
2212 2012-01-02 Revital Eres <revital.eres@linaro.org>
2214 * ddg.c (def_has_ccmode_p): New function.
2215 (add_cross_iteration_register_deps,
2216 create_ddg_dep_from_intra_loop_link): Call it.
2218 2012-01-02 Richard Guenther <rguenther@suse.de>
2221 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2223 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2225 * gcc.c (process_command): Update copyright notice dates.
2226 * gcov.c (print_version): Likewise.
2227 * gcov-dump.c (print_version): Likewise.
2228 * mips-tfile.c (main): Likewise.
2229 * mips-tdump.c (main): Likewise.
2231 2012-01-01 Ira Rosen <irar@il.ibm.com>
2233 PR tree-optimization/51704
2234 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2235 a use is inside the basic block or loop before accessing its vect info.
2237 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2239 PR rtl-optimization/51069
2240 * cfgloopmanip.c (remove_path): Removing path making irreducible
2241 region unconditional makes BB part of the region.
2243 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2245 PR tree-optimization/51683
2246 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2247 calls with side-effects.
2248 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2250 Copyright (C) 2012 Free Software Foundation, Inc.
2252 Copying and distribution of this file, with or without modification,
2253 are permitted in any medium without royalty provided the copyright
2254 notice and this notice are preserved.