1 2012-05-16 Richard Henderson <rth@redhat.com>
4 * combine-stack-adj.c (prev_active_insn_bb): New.
5 (next_active_insn_bb): New.
6 (force_move_args_size_note): New.
7 (combine_stack_adjustments_for_block): Use it.
9 2012-05-16 Olivier Hainque <hainque@adacore.com>
11 * Makefile.in (install-no-fixedincludes): New target, former toplevel
12 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
13 Add comments and improve stamp preservation across the whole sequence.
14 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
16 2012-05-16 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/53364
19 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
20 detect a view-conversion of the decl.
22 2012-05-15 Jakub Jelinek <jakub@redhat.com>
25 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
26 that operands[2] is either immediate, or q_regs_operand.
28 2012-05-15 Bin Cheng <bin.cheng@arm.com>
30 Backport r187139 from mainline.
31 2012-05-04 Bin Cheng <bin.cheng@arm.com>
33 PR rtl-optimization/52804
34 * reload1.c (reload_reg_reaches_end_p): Check whether successor
35 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
36 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
37 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
38 RELOAD_FOR_OUTADDR_ADDRESS.
40 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
44 generate target register for "load" class builtins.
47 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
51 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
52 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
53 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
54 (<sse>_movu<ssemodesuffix>): New expander.
55 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
56 (avx_movdqu<avxmodesuffix>): New expander.
57 (*sse2_movdqu): Rename from sse2_movdqu.
58 (sse2_movdqu): New expander.
60 2012-05-14 Jakub Jelinek <jakub@redhat.com>
62 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
63 lineno 1 the same as lineno 0 before first start file directive.
64 (optimize_macinfo_range): Likewise.
66 * dwarf2out.c (have_macinfo): Define.
67 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
68 attribute, don't force empty compilation unit and don't emit any
69 .debug_macinfo/.debug_macro section if macinfo_table is empty.
71 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
73 Backport from mainline
74 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
76 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
77 ORDERED and UNORDERED conditions.
79 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
81 * function.c (requires_stack_frame_p): If the function can throw
82 non-call exceptions, return true if the insn can throw internally.
84 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
86 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
87 DECL_ORIGINAL_TYPE if it is present.
89 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
91 Backport from 2012-05-12 mainline r187342.
94 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
95 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
96 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
97 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
98 (expand_prologue): Move initialization of cfun->machine->is_naked,
99 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
100 (avr_set_current_function): ...this new static function.
101 (TARGET_SET_CURRENT_FUNCTION): New define.
102 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
103 checking attributes of current_function_decl.
104 (avr_regs_to_save): Ditto.
105 (signal_function_p): Rename to avr_signal_function_p.
106 (interrupt_function_p): Rename to avr_interrupt_function_p.
108 * doc/extend.texi (Function Attributes): Better explanation of
109 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
112 2012-05-09 Matthias Klose <doko@ubuntu.com>
114 * gcc-ar.c (main): Don't check for execute bits for the plugin.
116 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
119 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
120 when a constant source operand matches an "I" constraint, the "no
121 CC0 change" applies to a register-destination only, not a
122 strict_low_part-destination.
124 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
126 Backport from mainline:
127 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
129 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
131 2012-05-07 Jakub Jelinek <jakub@redhat.com>
133 PR tree-optimization/53239
134 * tree-vrp.c (get_value_range): Set VR of
135 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
138 2012-05-07 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/53195
141 * tree-inline.c (setup_one_parameter): Properly add referenced
142 vars from the parameters new known value.
144 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
146 Backport from mainline:
147 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
150 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
153 2012-05-04 Ian Lance Taylor <iant@google.com>
155 * tree-vect-patterns.c (vect_single_imm_use): Correct return
156 values from false to NULL.
158 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
160 Backport from mainline
161 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
165 (TARGET_CMOV): Rename from TARGET_CMOVE.
166 (TARGET_CMOVE): New define.
167 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
168 Do not set TARGET_CMOVE here.
170 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
172 Backport from mainline:
174 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
176 PR tree-optimization/52633
177 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
178 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
179 (vect_recog_over_widening_pattern): Remove handling of code that was
180 already detected as over-widening pattern. Remove special handling
181 of "unsigned" cases. Instead, support general case of conversion
182 of the shift result to another type.
184 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
186 * tree-vect-patterns.c (vect_single_imm_use): New function.
187 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
188 (vect_recog_over_widening_pattern): Likewise.
189 (vect_recog_widen_shift_pattern): Likewise.
191 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
193 PR tree-optimization/52870
194 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
195 presumed pattern statement is within the same loop or basic block.
197 2012-05-04 Richard Guenther <rguenther@suse.de>
199 * common.opt (flto-report): Do not mark as Optimization.
201 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
204 * recog.c (constrain_operands): If extra constraints are present, also
205 accept pseudo-registers with equivalent memory locations during reload.
207 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
209 Backport from the mainline
210 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
213 * config/rs6000/rs6000.md (bswapdi splitters): If
214 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
215 default) is used, generate an alternate sequence that does not
216 depend on using indexed addressing.
218 2012-05-03 David S. Miller <davem@davemloft.net>
221 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
222 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
223 (sparc_emit_float_lib_cmp): Likewise.
225 2012-05-04 Martin Jambor <mjambor@suse.cz>
227 Backport from mainline
228 2012-05-02 Martin Jambor <mjambor@suse.cz>
231 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
232 of a variable when the contect is a function.
234 2012-05-03 Jakub Jelinek <jakub@redhat.com>
237 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
238 append program name to it and pass that as first argument
239 to make_relative_prefix. Always pass standard_libexec_prefix
240 as last argument to make_relative_prefix. If
241 make_relative_prefix returns NULL, fall back to
242 standard_libexec_prefix.
245 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
249 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
250 mode, return that mode.
252 2012-05-03 Richard Guenther <rguenther@suse.de>
254 PR tree-optimization/53144
255 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
257 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
258 with SSA name values.
259 (vn_reference_lookup_3): Adjust callers.
261 2012-05-02 Jakub Jelinek <jakub@redhat.com>
263 PR tree-optimization/53163
264 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
265 return value from compute_all_dependences.
267 PR rtl-optimization/53160
268 * ree.c (combine_reaching_defs): Handle the case where cand->insn
269 has been modified by ree pass already.
271 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
273 Backport from mainline
274 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
277 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
278 calls to cgraph_node_name in xstrdup.
279 (ipa_make_edge_direct_to_target): Ditto.
280 * tree-sra.c (convert_callers_for_node): Ditto.
281 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
282 * ipa-cp.c (perhaps_add_new_callers): Ditto.
283 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
284 (cgraph_materialize_all_clones): Ditto.
285 * ipa-inline.c (report_inline_failed_reason): Ditto.
286 (want_early_inline_function_p): Ditto.
287 (edge_badness): Ditto.
288 (update_edge_key): Ditto.
289 (flatten_function): Ditto.
291 (inline_always_inline_functions): Ditto.
292 (early_inline_small_functions): Ditto.
294 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
296 Backport from mainline
297 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
299 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
300 Introduce emul_name to select the right linker emulation for
301 powerpc64-*-freebsd*.
302 * configure: Regenerate.
303 * config.gcc: Add bits to support powerpc64-*-freebsd*.
304 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
305 * config/rs6000/freebsd64.h: New file.
306 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
308 (rs6000_savres_strategy): Likewise.
309 (rs6000_savres_routine_name): Likewise.
310 (rs6000_elf_file_end): Likewise.
311 * config/rs6000/t-freebsd64: New file.
312 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
313 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
315 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
317 Backport from mainline
318 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
321 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
323 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
325 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
326 predicate to discriminate types.
328 2012-04-27 Richard Guenther <rguenther@suse.de>
331 * convert.c (convert_to_integer): Avoid infinite recursion for
332 target-defined built-in types.
334 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
337 * config/cris/cris.md ("*andhi_lowpart_v32")
338 ("*andqi_lowpart_v32"): Change first input-only operand from
339 a (match_operand ...) to (match_dup 0). Drop alternatives with
340 const_int-matching constraints for redundancy.
341 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
342 three-operand alternative.
344 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
346 Backport from mainline
347 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
350 (*addsi_2_zext): Ditto.
351 (*add<mode>_3): Ditto.
352 (*addsi_3_zext): Ditto.
353 (*add<mode>_5): Ditto.
355 2012-04-25 Jakub Jelinek <jakub@redhat.com>
358 * c-typeck.c (set_nonincremental_init,
359 set_nonincremental_init_from_string): Pass true instead of false
360 as IMPLICIT to add_pending_init.
362 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
364 Backport from 2012-04-24 mainline r186768.
367 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
369 2012-04-24 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/53085
372 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
375 2012-04-24 Jakub Jelinek <jakub@redhat.com>
378 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
380 (output_addressed_constants): Likewise.
383 * varasm.c (get_section): Don't ICE for section conflicts with
384 built-in section kinds.
386 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
388 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
390 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
392 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
394 2012-04-23 Richard Guenther <rguenther@suse.de>
397 * c-typeck.c (build_binary_op): Fix typo.
399 2012-04-23 Jakub Jelinek <jakub@redhat.com>
401 PR tree-optimizations/52891
402 * tree-vect-patterns.c (adjust_bool_pattern): Use
403 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
404 but with non-standard precision.
406 2012-04-22 Ian Lance Taylor <iant@google.com>
408 * godump.c (go_output_typedef): Dump size of structs.
410 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
412 Backport from mainline:
414 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
415 hints for 'A' operand types.
417 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
419 Backport from 2012-04-19 mainline r186588.
422 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
425 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
427 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
429 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/sync.md (atomic_<code><mode>): Rename to
433 atomic_<logic><mode>.
435 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
437 Backport from mainline
438 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
442 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
443 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
444 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
445 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
446 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
447 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
448 gen_avx2_permvarv8sf.
450 2012-04-16 Martin Jambor <mjambor@suse.cz>
452 Backported from mainline
454 2012-04-13 Martin Jambor <mjambor@suse.cz>
457 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
458 fold_ctor_reference returns a zero constant.
460 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
462 Backported from mainline
463 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
465 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
466 and __ILP32__ for x32.
468 2012-04-13 Tom de Vries <tom@codesourcery.com>
470 Backport from mainline r186418.
472 2012-04-13 Tom de Vries <tom@codesourcery.com>
474 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
475 parameters vuse and vuse_escaped.
476 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
477 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
480 2012-04-13 Richard Guenther <rguenther@suse.de>
482 PR tree-optimization/52969
483 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
484 the condition for the COND_EXPR and handle predicate negation
485 by swapping the COND_EXPR arms.
487 2012-04-13 Richard Guenther <rguenther@suse.de>
490 * convert.c (convert_to_pointer): Remove special-casing of
493 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
495 Backport from mainline
496 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
499 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
500 the list of options to enable the FCFID instruction.
501 (TARGET_EXTRA_BUILTINS): Adjust comment.
503 2012-04-12 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/52943
506 * tree-chrec.h (chrec_is_positive): Remove.
507 * tree-scalar-evolution.c (chrec_is_positive): Move ...
508 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
509 Return false for a constant zero instead of negative.
510 (analyze_siv_subscript_cst_affine): Handle zero difference
511 in the initial condition explicitely.
513 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
516 * varasm.c (process_pending_assemble_externals): Set
517 pending_assemble_externals_processed true.
518 (assemble_external): Call assemble_external_real if the pending
519 assemble externals have been processed.
521 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
524 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
525 the DECL generated for the special GOT helper.
527 2012-04-06 Walter Lee <walt@tilera.com>
529 Backport from mainline
530 2012-03-07 Walter Lee <walt@tilera.com>
532 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
533 REG_CFA_* notes for the stack pointer.
534 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
535 EH_RETURN_STACKADJ_RTX.
536 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
537 generate REG_CFA_* notes for the stack pointer.
538 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
539 by EH_RETURN_STACKADJ_RTX.
541 2012-04-06 Matt Turner <mattst88@gmail.com>
543 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
545 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
547 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
548 of the destination isn't also a FP_REGS register.
550 2012-04-03 Richard Guenther <rguenther@suse.de>
552 Backport from mainline
553 2012-03-02 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/52406
556 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
557 (struct indices): Add unconstrained_base member.
558 (struct dr_alias): Remove unused vops member.
559 (DR_UNCONSTRAINED_BASE): New define.
560 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
561 add indices to allow their disambiguation. Make DR_BASE_OBJECT
562 be an artificial access that covers the whole indexed object,
563 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
564 plain decl base-objects to their MEM_REF variant.
565 (dr_may_alias_p): When the base-object of either data reference
566 has unknown size use only points-to information.
567 (compute_affine_dependence): Make dumps easier to read and
569 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
570 DR_REF when looking for packed references.
571 (vect_supportable_dr_alignment): Likewise.
573 2012-04-03 Richard Guenther <rguenther@suse.de>
575 Backport from mainline
576 2012-03-15 Richard Guenther <rguenther@suse.de>
579 * tree-data-ref.c (subscript_dependence_tester_1): Check
580 all dimensions for non-conflicting access functions.
582 2012-04-03 Richard Guenther <rguenther@suse.de>
584 Backport from mainline
585 2012-03-06 Richard Guenther <rguenther@suse.de>
588 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
590 2012-03-23 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/52678
593 * tree-vectorizer.h (struct _stmt_vec_info): Add
594 loop_phi_evolution_part member.
595 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
596 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
597 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
598 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
599 Use the cached evolution part and the PHI nodes value from
600 the loop preheader edge instead of re-analyzing the evolution.
602 2012-03-26 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/52701
605 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
606 compute and set the evolution part of PHI nodes.
608 2012-03-30 Richard Guenther <rguenther@suse.de>
610 PR tree-optimization/52754
611 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
612 propagate arbitrary addresses into really plain dereferences.
614 2012-04-03 Jakub Jelinek <jakub@redhat.com>
616 PR tree-optimization/52835
617 * tree-data-ref.c (build_rdg): Return NULL if
618 compute_data_dependences_for_loop failed.
620 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
622 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
623 (stmt_can_make_abnormal_goto): Use it.
624 (is_ctrl_altering_stmt): Likewise.
626 2012-03-31 Martin Jambor <mjambor@suse.cz>
628 Backported from mainline
629 2012-03-30 Martin Jambor <mjambor@suse.cz>
631 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
632 is a builtin_stack_save in a dominating BB.
634 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
636 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
637 crossing 128bit lane boundary.
639 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
641 Backported from mainline
642 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
647 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
648 * config/i386/i386.c: Include reload.h.
649 (ix86_legitimize_reload_address): New function.
651 2012-03-28 Martin Jambor <mjambor@suse.cz>
653 Backported from mainline
654 2012-03-27 Martin Jambor <mjambor@suse.cz>
657 * tree-sra.c (sra_modify_assign): Do not call
658 load_assign_lhs_subreplacements when working with an unscalarizable
661 2012-03-28 Jakub Jelinek <jakub@redhat.com>
664 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
665 __builtin_va_start to __builtin_next_arg if the latter is
666 builtin_decl_explicit_p rather than when it is not.
669 * tree-vect-generic.c (vector_element): Perform multiplication
670 for pos in bitsizetype type instead of idx type.
672 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
674 Backport from 2012-03-28 mainline r185910.
677 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
678 (avr_builtin_decl): New static function.
679 (struct avr_builtin_description, avr_bdesc): Move up.
680 Add GTY marker. Add field fndecl. Remove redundant field id.
681 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
682 (avr_expand_builtin): Code cleanup because .id is removed.
684 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
687 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
690 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
692 Backport from 2012-03-28 mainline r185907.
695 * config.gcc (tm_file): Remove avr/multilib.h.
697 * doc/invoke.texi (AVR Options): Adjust
698 documentation of -mtiny-stack.
700 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
701 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
702 * config/avr/t-avr: Remove generation of multilib.h.
703 * config/avr/t-multilib: Regenerate.
704 * config/avr/multilib.h: Remove.
705 * config/avr/avr.opt (-msp8): New option.
706 (avr_sp8): New variable.
707 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
708 * config/avr/avr.h (AVR_HAVE_SPH): New define.
709 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
710 (avr_device_to_sp8): New prototype.
711 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
712 (DRIVER_SELF_SPECS): New define.
713 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
714 __AVR_SP8__, __AVR_HAVE_SPH__.
715 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
716 AVR_HAVE_8BIT_SP to decide if SP_H is present.
717 (avr_file_start): Ditto.
719 2012-03-28 Jakub Jelinek <jakub@redhat.com>
722 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
723 instead of 8 in adjust_address.
725 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
727 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
728 of a unit before computing the offset in units.
730 2012-03-27 Richard Guenther <rguenther@suse.de>
733 * fold-const.c (try_move_mult_to_index): Handle &x.array more
736 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
739 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
741 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
744 * varasm.c: Include pointer-set.h.
745 (pending_assemble_externals_set): New pointer set.
746 (process_pending_assemble_externals): Destroy the pointer set.
747 (assemble_external): See if decl is in pending_assemble_externals_set,
748 and add it to pending_assemble_externals if necessary.
749 (init_varasm_once): Allocate pending_assemble_externals_set.
751 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
753 Backported from mainline
754 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
757 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
758 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
759 (vector_ltgt<mode>): Likewise.
760 (vector_ordered<mode>): Likewise.
761 (vector_unordered<mode>): Likewise.
762 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
764 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
766 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
769 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
771 Backported from mainline
772 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
776 * config/sh/sh.c (sh_register_move_cost): Increase cost between
777 GENERAL_REGS and FP_REGS for SImode.
779 2012-03-22 Jakub Jelinek <jakub@redhat.com>
782 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
783 on any new_local_var_chain vars declared during recursing on
784 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
786 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
788 Backport from 2012-03-22 mainline r185692.
791 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
792 (unspecv): Add UNSPECV_MEMORY_BARRIER.
793 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
794 (delay_cycles_1, delay_cycles_2): Ditto.
795 (delay_cycles_3, delay_cycles_4): Ditto.
796 (nopv, *nopv): Ditto.
797 (sleep, *sleep): Ditto.
800 Backport from 2012-03-21 mainline r185605.
802 PR rtl-optimization/52543
804 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
805 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
806 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
807 (avr_load_libgcc_p): Restrict to __flash loads.
808 (avr_out_lpm): Only handle 1-byte loads from __flash.
809 (avr_load_lpm): New function.
810 (avr_find_unused_d_reg): Remove.
811 (avr_out_lpm_no_lpmx): Remove.
812 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
813 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
814 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
815 (load_<mode>, load_<mode>_clobber): New insns.
816 (mov<mode>): For multi-byte move from non-generic
817 16-bit address spaces: Expand to load_<mode> resp.
819 (load<mode>_libgcc): Remove expander.
820 (split-lpmx): Remove split.
822 Backport from 2012-03-13 mainline r185329.
825 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
826 offset (size) to a value the insns can deal with.
827 (expand_epilogue): Ditto.
829 Backport from 2012-03-12 mainline r185256.
832 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
833 type from reg_class_t to enum reg_class.
834 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
836 Backport from 2012-03-12 mainline r185253.
839 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
840 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
841 r184615 from 2012-02-28.
843 Backport from 2012-03-08 mainline r185105.
845 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
846 for constants in [-63,63].
848 Backport from 2012-03-08 mainline r185100.
851 * config/avr/avr.c (avr_mem_clobber): New static function.
852 (avr_expand_delay_cycles): Add memory clobber operand to
853 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
854 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
855 (enable_interrupt, disable_interrupt): New expander.
856 (nopv, sleep, wdr): New expanders.
857 (delay_cycles_1): Add memory clobber.
858 (delay_cycles_2): Add memory clobber.
859 (delay_cycles_3): Add memory clobber.
860 (delay_cycles_4): Add memory clobber.
861 (cli_sei): New insn from former "enable_interrupt",
862 "disable_interrupt" with memory clobber.
863 (*wdt): New insn from former "wdt" with memory clobber.
864 (*nopv): Similar, but for "nopv".
865 (*sleep): Similar, but for "sleep".
867 Backport from 2012-03-07 mainline r185043.
870 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
872 Backport from 2012-03-07 mainline r185032.
875 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
876 to: RAMPZ, RAMPY, RAMPX, RAMPD.
877 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
879 Backport from 2012-03-07 mainline r185031.
882 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
884 * config/avr/avr.md (xload_8): Adjust insn length.
886 Backport from 2012-03-07 mainline r185030.
889 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
890 if RAMPZ affects reading from RAM.
892 Backport from 2012-03-05 mainline r184919.
894 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
896 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
898 Backport from mainline r185259.
901 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
902 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
904 2012-03-22 Jakub Jelinek <jakub@redhat.com>
906 Backported from mainline
907 2012-03-13 Jakub Jelinek <jakub@redhat.com>
910 * c-parser.c (c_parser_postfix_expression)
911 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
913 * config/i386/smmintrin.h: Avoid /* within a comment.
914 * config/i386/nmmintrin.h: Likewise.
916 2012-03-22 Richard Guenther <rguenther@suse.de>
918 * BASE-VER: Set to 4.7.1.
919 * DEV-PHASE: Set to prerelease.
921 2012-03-22 Release Manager
923 * GCC 4.7.0 released.
925 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
927 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
929 2012-03-15 Jakub Jelinek <jakub@redhat.com>
930 Andrew Pinski <apinski@cavium.com>
933 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
934 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
935 calls instead of __builtin_ir{int,ound}*.
937 2012-03-14 Jakub Jelinek <jakub@redhat.com>
940 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
943 2012-03-13 Joseph Myers <joseph@codesourcery.com>
945 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
946 Refer to GCC 4.7 version of c99status.html.
948 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
950 Backport from mainline
951 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
953 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
954 redefine to be NULL if the current bit-size is different from the
957 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
958 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
959 set the default tuning. Add asserts to make sure the cpu and tune
960 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
961 test whether the index is set, instead of > 0.
962 (rs6000_file_start): Do not reset the default cpu if the current
963 bit-size is different from the configured bit-size.
965 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
967 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
969 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
970 Update binutils references.
971 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
972 Update binutils reference.
973 Update Sun as/GNU ld caveat.
974 Document binutils largefile requirement for LTO plugin.
975 Remove reference to alternate libpthread.
977 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
979 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
981 (Specific, mips-sgi-irix6): Likewise.
983 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
985 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
986 * configure: Regenerate.
988 2012-03-07 Richard Henderson <rth@redhat.com>
990 * config/m68k/m68k.h (ISA_HAS_TAS): New.
991 * config/m68k/sync.md (atomic_test_and_set): Use it.
992 (atomic_test_and_set_1): Likewise.
994 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
997 * Makefile.in: Let install-gcc-ar depend on installdirs,
998 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
999 Don't double canonicalize if cross-compiling.
1001 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1003 * trans-mem.c: New typedef for tm_region_p.
1004 Define vector types for tm_region_p.
1005 (tm_region_init): Replace region_worklist to a vector called
1008 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1011 * trans-mem.c (tm_region_init): Use last_basic_block.
1013 2012-03-05 Richard Henderson <rth@redhat.com>
1016 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1017 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1018 BIGGEST_ALIGNMENT is aligned.
1020 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1022 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1024 2012-03-05 Richard Henderson <rth@redhat.com>
1027 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1028 instead of calling negqi2 directly.
1030 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1032 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1033 (INTMAX_TYPE): Use it.
1034 (UINTMAX_TYPE): Likewise.
1035 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1036 (irix6_c_common_override_options): Declare.
1037 (C_COMMON_OVERRIDE_OPTIONS): Define.
1038 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1039 * config/mips/irix6-c.c: New file.
1040 * config/mips/t-irix6 (irix6-c.o): New target.
1041 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1044 2012-03-02 Richard Henderson <rth@redhat.com>
1046 * optabs.c (expand_atomic_test_and_set): Honor
1047 atomic_test_and_set_trueval even when atomic_test_and_set
1048 optab is not in use.
1050 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1052 Backport from mainline
1053 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1055 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1057 2012-03-02 Richard Guenther <rguenther@suse.de>
1059 * DEV-PHASE: Set to prerelease.
1061 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1063 * config.gcc (obsolete): Add all ARM targets using the FPA.
1064 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1065 * doc/install.texi: Avoid references to obsolete ARM ports.
1067 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1069 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1071 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1072 Joern Rennecke <joern.rennecke@embecosm.com>
1074 * doc/extend.texi: Expand and update information on interrupt
1075 attribute for Epiphany.
1077 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1079 * config/sh/sh-protos.h: Update copyright notice dates.
1080 * config/sh/sh.h: Likewise.
1081 * config/sh/sh.md: Likewise.
1082 * config/sh/constraints.md: Likewise.
1083 * config/sh/predicates.md: Likewise.
1085 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1087 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1088 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1090 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1092 * config/sh/constraints.md: Fix comment typo.
1094 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1097 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1098 unsigned HOST_WIDE_INT.
1099 (zvdep_imm64): Likewise.
1100 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1101 (vdepi_and): Likewise.
1102 Likewise for unamed 64-bit patterns.
1103 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1105 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1108 PR rtl-optimization/52417
1109 * cselib.c (cselib_any_perm_equivs): New variable.
1110 (cselib_reset_table): Check that it's not set when not
1111 preserving constants.
1112 (cselib_add_permanent_equiv): Set it.
1113 (cselib_have_permanent_equivalences): New.
1114 (cselib_init, cselib_finish): Reset it.
1115 * cselib.h (cselib_have_permanent_equivalences): Declare.
1116 * alias.c (get_addr): Restore earlier behavior when there
1117 aren't permanent equivalences.
1119 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1121 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1122 * config/v850/v850-modes.def: Fix copyright notice.
1124 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1126 * doc/extend.texi (AVR Built-in Functions): Document
1127 __builtin_avr_flash_segment.
1129 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1130 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1131 (*split.flash_segment): New insn-and-split.
1132 * config/avr/avr.c (avr_init_builtins): Add local variables:
1133 const_memx_void_node, const_memx_ptr_type_node,
1134 char_ftype_const_memx_ptr.
1136 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1138 PR tree-optimization/52445
1139 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1140 add ssa_name_ver, offset and size fields and change store field
1142 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1143 (add_or_mark_expr): Likewise. Only consider previous stores
1144 with the same size and offset.
1145 (nt_init_block): Only look at gimple_assign_single_p stmts,
1146 doesn't look at rhs2.
1148 2012-03-01 Richard Guenther <rguenther@suse.de>
1151 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1152 conversions from integral types to pointer types.
1154 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1156 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1157 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1158 unintentionally removed in r184616.
1160 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1162 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1165 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1166 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1170 alternatives, add "e" constraint to the new last alternative
1171 and ! to last 3 alternatives.
1173 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1175 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1176 DW_AT_artificial attributes at the end of the processing.
1177 (gen_array_type_die): Likewise.
1178 (gen_enumeration_type_die): Likewise.
1179 (gen_struct_or_union_type_die): Likewise.
1180 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1183 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1186 * expr.c (expand_assignment): If doing misaligned store that doesn't
1187 cover all mode bits, perform a RMW cycle.
1189 PR tree-optimization/52429
1190 * tree-parloops.c (separate_decls_in_region_debug): Return early
1191 if var is LABEL_DECL.
1193 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1195 PR tree-optimization/52424
1196 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1197 calling dom_thread_across_edge.
1199 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1201 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1203 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1205 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1206 * config/avr/avr.c (avr_output_bld): Remove unused function.
1207 (avr_out_sbxx_branch): Use "%T" to print bit position.
1209 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1211 * config/avr/avr.md: Untabify.
1213 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1215 * config/avr/avr.md (eqne): New code iterator.
1216 (*dec-and-branchsi): Use it in text peephole's condition.
1217 (*dec-and-branchhi): Ditto.
1218 (*dec-and-branchqi): Ditto.
1220 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1223 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1224 the device does not have the skip-bug.
1226 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1228 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1229 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1230 -mpretend-cmove): New.
1232 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1235 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1236 doesn't count DEBUG_INSN refs.
1237 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1238 for DEBUG_INSN refs.
1240 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1244 2012-02-20 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/52298
1246 * tree-vect-stmts.c (vectorizable_load): Properly use
1247 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1250 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1253 * gimple.h (gimple_in_transaction): New.
1254 (gimple_set_in_transaction): New.
1255 (struct gimple_statement_base): Add in_transaction field.
1256 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1258 (tree_ssa_lim_initialize): Compute transaction bits.
1259 * tree.h (compute_transaction_bits): Protoize.
1260 * trans-mem.c (tm_region_init): Use the heap to store BB
1262 (compute_transaction_bits): New.
1264 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1266 * gcc.c (display_help): Document --help=common and sort entries
1269 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1271 * doc/install.texi: Document check-$LANG specific shortcuts
1273 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1276 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1278 * config/arm/arm_neon.h: Regenerate.
1279 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1280 (neon_vcgeu): New insn.
1281 (neon_vcgtu): Likewise.
1282 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1283 (ops): Unsigned comparison intrinsics call a different
1286 2012-02-28 Richard Guenther <rguenther@suse.de>
1289 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1290 ordering for the VEC_CONCAT for two element vectors for
1291 V2SFmode, V2SImode and V2DImode.
1293 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1296 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1297 detecting big-endian triplets.
1299 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1301 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1302 mode if there is no type information available.
1304 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1306 PR tree-optimization/53207
1307 * doc/invoke.texi: Document as experimental and relying on graphite.
1309 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1311 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1312 of initializer to changes from r184614.
1314 2012-02-28 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/52395
1317 * tree-sra.c (build_ref_for_offset): Also look at the base
1318 TYPE_ALIGN when figuring out the alignment of the replacement.
1320 2012-02-28 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/52402
1323 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1324 mis-aligned types when creating the accesses at the call site.
1326 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1328 * config/avr/builtins.def: New file.
1329 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1330 * config/avr/avr.c (enum avr_builtin_id): Use it.
1331 (avr_init_builtins): Use it. And use avr_bdesc.
1332 (bdesc_1arg): Remove.
1333 (bdesc_2arg): Remove.
1334 (bdesc_3arg): Remove.
1335 (struct avr_builtin_description): Add field n_args.
1336 (avr_bdesc): New static variable using builtins.def.
1337 (avr_expand_builtin): Use it.
1338 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1339 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1340 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1342 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1345 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1346 match only one single hard register with respective hard reg rtx.
1347 (movmemx_<mode>): Ditto.
1348 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1349 insn anatomy of movmem[x]_<mode>.
1350 (avr_out_movmem): Same for printing assembler and operand usage.
1352 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1356 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1357 address spaces located outside of device flash.
1359 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1360 (mcu_type_s): Add field n_flash.
1361 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1362 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1363 (AVR_MCU): Add N_FLASH argument.
1364 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1365 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1366 macro __FLASH<n> if that address space makes sense for the device.
1367 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1368 outside of target flash.
1369 (avr_asm_named_section): Ditto.
1370 (avr_asm_select_section): Ditto.
1371 (avr_addr_space_convert): Ditto.
1372 (avr_emit_movmemhi): Ditto.
1373 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1374 address space is outside of device flash.
1375 (avr_insert_attributes): Ditto.
1376 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1377 avr_current_arch->n_segments.
1379 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1384 (*movabs<mode>_2): Likewise.
1386 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1389 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1390 s_register_operand in the test instead of REG_P. Don't call
1391 gen_reg_rtx if it won't be used.
1393 PR tree-optimization/52376
1394 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1396 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1398 * ifcvt.c (noce_get_condition): Check condition variable is not
1399 small_register_classes_for_mode_p before accepting.
1401 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1405 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1408 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1409 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1411 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1413 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1415 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1417 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1419 * config/sh/predicates.md: Remove blank lines.
1420 * config/sh/sh.c: Fix typos in comments.
1421 * config/sh/constraints.md: Likewise.
1422 * config/sh/sh.md: Remove blank lines.
1423 Fix typos in comments. Use ;; as comment characters.
1425 2012-02-26 Walter Lee <walt@tilera.com>
1427 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1428 (replace_mov_pcrel_step2): Ditto.
1430 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1433 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1434 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1435 and locs that reference values newer than the non-canonical value
1436 at hand. Return the canonical value as a worst case.
1437 (memrefs_conflict_p): Walk canonical value's locs.
1440 * cselib.c (preserve_only_constants): Rename to...
1441 (preserve_constants_and_equivs): ... this. Split out...
1442 (invariant_or_equiv_p): ... this. Preserve plus expressions
1443 of other preserved expressions too.
1444 (cselib_reset_table): Adjust.
1445 * var-tracking.c (reverse_op): Use canonical value to build
1448 2012-02-23 Kai Tietz <ktietz@redhat.com>
1450 * config/i386/i386.c (ix86_delegitimize_address): Handle
1451 UNSPEC_PCREL plus displacement.
1453 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1456 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1457 to test for unusedness in st X addressing.
1459 2012-02-24 Richard Guenther <rguenther@suse.de>
1462 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1463 (is_gimple_reg_type): Move inline ...
1464 * gimple.h (is_gimple_reg_type): ... here.
1466 2012-02-24 Richard Guenther <rguenther@suse.de>
1469 * passes.c (execute_function_todo): When verifying SSA form
1470 verify gimple form first.
1471 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1473 2012-02-24 Richard Guenther <rguenther@suse.de>
1476 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1477 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1479 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1481 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1483 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1485 * tree-phinodes.c (make_phi_node): Mark static.
1486 * tree-flow.h (make_phi_node): Remove extern decl.
1487 * doc/gimple.texi (make_phi_node): Remove documentation.
1489 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1491 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1492 * tree-ssa-sccvn.c (print_scc): Ditto.
1494 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1496 * doc/passes.texi (Full redundancy elimination): Fix typo.
1498 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1500 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1502 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1505 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1507 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1510 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1512 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1514 * config/avr/avr.md (code_stdname): Add ior, xor.
1515 (xior): New code iterator.
1516 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1517 (*<code_stdname><mode>qi.byte1-3): Ditto.
1519 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1521 PR tree-optimization/52019
1522 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1525 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1527 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1528 HAVE_INITFINI_ARRAY to work around namespace pollution in
1529 certain versions of newlib system headers.
1530 * config.in: Regenerate.
1531 * configure: Regenerate.
1532 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1533 instead of HAVE_INITFINI_ARRAY.
1535 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1539 is not offsettable memory reference.
1541 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1544 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1545 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1547 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1549 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1550 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1552 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1554 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1555 library on Solaris 8 even without TLS support.
1556 * configure: Regenerate.
1558 2012-02-22 Richard Guenther <rguenther@suse.de>
1561 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1562 for GIMPLE_DEBUG stmts.
1564 2012-02-22 Martin Jambor <mjambor@suse.cz>
1567 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1568 according to the base object.
1570 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1572 PR rtl-optimization/50063
1573 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1574 and 2 (8-bit SP) in operand 2.
1575 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1576 setup to use movhi_sp_r instead of vanilla move to write SP.
1577 Adjust REG_CFA notes to superseed unspec.
1578 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1580 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1581 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1582 irq_state 1 (IRQ known to be on) here.
1584 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1586 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1588 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1589 assign_hard_reg): Likewise.
1591 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1593 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1595 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1598 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1599 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1601 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1603 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1604 prototype from here to...
1605 * config/avr/avr.h: ...here.
1607 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1610 * thumb2.md (thumb2_shiftsi3_short): Split register and
1611 immediate shifts. For register shifts tie operands 0 and 1.
1612 (peephole2 for above): Check that register-controlled shifts
1613 have suitably tied operands.
1615 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1618 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1619 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1620 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1621 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1622 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1623 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1624 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1625 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1626 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1627 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1628 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1629 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1630 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1631 bdver1_ssevector_avx256_unaligned_load,
1632 bdver1_ssevector_sse128_unaligned_load,
1633 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1634 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1635 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1636 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1637 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1638 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1639 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1640 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1641 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1642 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1643 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1644 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1645 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1646 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1647 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1648 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1649 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1650 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1651 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1652 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1653 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1654 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1655 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1656 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1657 bdver1_ssediv_double_load, bdver1_ssediv_double,
1658 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1659 Add "bdver2" attribute.
1661 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1663 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1664 default if possible and not specified otherwise.
1666 2012-02-21 Richard Guenther <rguenther@suse.de>
1669 * gimplify.c (create_tmp_from_val): Use the main variant type
1670 for the type of the temporary we create.
1672 2012-02-21 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/52324
1675 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1676 do not gimplify a MEM_REF address operand if it is already
1679 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1681 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1682 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1684 2012-02-21 Richard Guenther <rguenther@suse.de>
1686 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1687 nested_in_vect_loop.
1689 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1691 PR tree-optimization/52318
1692 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1693 vdef also to non-pure/const call stmts in the sequence.
1695 2012-02-20 David S. Miller <davem@davemloft.net>
1697 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1698 don't use the "rd %pc" instruction on v9 for PIC register loads.
1700 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1703 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1704 in a transaction safe function.
1706 2012-02-20 Kai Tietz <ktietz@redhat.com>
1709 * stor-layout.c (place_field): Handle desired_align for
1712 2012-02-20 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/52298
1715 * tree-vect-stmts.c (vectorizable_store): Properly use
1716 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1718 (vectorizable_load): Likewise.
1719 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1720 Access DR_STEP after ensuring it is not NULL.
1722 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1724 PR tree-optimization/52286
1725 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1726 optimization use double_int_to_tree instead of build_int_cst_wide,
1727 rewrite to use double_int vars.
1729 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1732 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1734 Remove -e 0 from $gcc_cv_ld invocation.
1735 Only use __GLIBC_PREREQ if defined.
1736 Enable on Solaris since Solaris 8 patch.
1737 (gcc_SUN_LD_VERSION): New macro.
1738 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1739 gcc_SUN_LD_VERSION for version number format.
1740 * configure: Regenerate.
1741 * varasm.c (get_elf_initfini_array_priority_section): Set
1742 SECTION_NOTYPE for non-default priority.
1743 Use get_section instead of get_unnamed_section to emit
1744 .init_array/.fini_array with default priority.
1746 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1748 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1749 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1750 (mips_start_unique_function, mips_output_mips16_rdhwr)
1751 (mips_code_end): New functions.
1752 (TARGET_ASM_CODE_END): Define.
1754 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1756 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1757 to stubs with non-sibling calls.
1759 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1761 * doc/invoke.texi (-fira-* options): Copy-edit.
1762 (ira-* parameters): Copy-edit.
1764 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1766 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1767 GCC coding conventions.
1769 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1771 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1772 when used as adjectives.
1774 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1776 * doc/invoke.texi: Clean up "that"/"which" confusion.
1778 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1780 * system.h: Poison SMALL_REGISTER_CLASSES
1781 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1782 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1784 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1786 PR tree-optimization/52285
1787 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1788 when deciding if a call is a tail call or tail recursion.
1790 2012-02-16 Kai Tietz <ktietz@redhat.com>
1792 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1793 interger-constant displacement for UNSPEC_PCREL.
1795 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1797 PR rtl-optimization/52208
1798 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1799 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1801 PR tree-optimization/52255
1802 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1803 loop->header has virtual PHI, but exit_e->dest doesn't, add
1804 virtual PHI to exit_e->dest and adjust all uses after the loop.
1807 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1808 children with clone_tree_hash, not after it.
1810 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1812 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1813 extended identifiers.
1815 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1818 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1819 a same_body_alias, also test whether e->callee isn't a former
1820 or current clone of the decl this is a same body alias of.
1822 PR translation/52264
1823 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1825 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1827 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1829 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1832 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1833 force_reg instead of copy_to_reg for better optimization. Force
1834 non-register or memory operands into a register.
1836 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1838 * extend.texi: Reserve upper bits of memory model for future use.
1840 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1841 Anatoly Sokolov <aesok@post.ru>
1842 Eric Weddington <eric.weddington@atmel.com>
1845 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1846 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1847 Rewrite initializers for .macro.
1848 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1849 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1850 atxmega32d4, atxmega32x1.
1851 avrxmega4: atxmega64a3, atxmega64d3.
1852 avrxmega5: atxmega64a1, atxmega64a1u.
1853 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1854 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1855 avrxmega7: atxmega128a1, atxmega128a1u.
1856 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1857 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1858 (struct base_arch_s): Rename reserved to xmega_p.
1859 Rename reserved2 to have_rampd.
1860 (AVR_XMEGA): New define.
1861 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1862 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1863 * config/avr/predicates.md (io_address_operand): Take into
1865 (low_io_address_operand): Ditto.
1866 (high_io_address_operand): Ditto.
1867 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1868 (enabled, movhi_sp_r): Use them.
1869 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1870 cpp_define_formatted to built-in define __AVR_ARCH__.
1871 (__AVR_XMEGA__): New built-in define.
1872 (__AVR_HAVE_RAMPD__): New built-in define.
1873 (__AVR_HAVE_RAMPX__): New built-in define.
1874 (__AVR_HAVE_RAMPY__): New built-in define.
1875 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1877 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1878 (avr_option_override): Initialize them.
1879 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1880 (avr_init_expanders): Initialize them. No more block several calls.
1881 (emit_push_sfr): New static function.
1882 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1884 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1885 (avr_print_operand): Print addreeses as symbols for
1886 RAMPX, RAMPY, RAMPD, CCP.
1887 (output_movhi): Handle AVR_XMEGA when writing to SP.
1888 (avr_out_movhi_mr_r_xmega): New static function.
1889 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1890 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1891 __RAMPD__, __CCP__ as needed.
1893 * config/avr/multilib.h: Regenerate.
1894 * config/avr/t-multilib: Regenerate.
1895 * config/avr/avr-tables.opt: Regenerate.
1897 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1899 PR tree-optimization/50561
1900 * graphite-flattening.c (lst_project_loop): Do not
1901 remove old scattering dimensions after flattening.
1902 (lst_do_flatten): Likewise.
1904 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1906 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1907 __builtin_avr_map8, __builtin_avr_map16.
1908 Document __builtin_avr_insert_bits.
1910 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1911 (insert_bits): New insn.
1912 (adjust_len.map_bits): Rename to insert_bits.
1913 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1914 * avr-protos.h (avr_out_map_bits): Remove.
1915 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1916 * config/avr/constraints.md (Cxf,C0f): New.
1917 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1918 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1919 New built-in define __BUILTIN_AVR_INSERT_BITS.
1920 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1921 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1922 (avr_move_bits): Rewrite.
1923 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1925 (avr_map_op_t): New typedef.
1926 (avr_map_op): New static variable.
1927 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1928 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1929 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1930 (bdesc_3arg, avr_expand_triop_builtin): New.
1931 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1932 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1933 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1934 (avr_map_equal_p, avr_map_sig_p): Remove.
1935 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1936 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1937 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1938 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1939 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1940 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1942 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1944 * config/c6x/c6x.md (reserve_cycles): New attribute.
1945 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1946 don't reserve functional units after the branch occurs.
1948 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1951 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1952 functions into non-tm_pure functions.
1954 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1957 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1958 (iterative_hash_canonical_type): Likewise.
1959 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1962 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1964 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1965 sched-group insn, it either remains alone or the entire list is pruned.
1967 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1969 * doc/install.texi (Prerequisites): Fix grammar.
1970 (Configuration): Likewise.
1972 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1974 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1975 MPC as part of GCC before describing configuring with --with-gmp etc.
1976 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1977 sources are present.
1979 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1982 * dwarf2out.c (clone_tree_hash): New function.
1983 (copy_decls_walk): Use it instead of clone_tree.
1985 2012-02-14 Richard Guenther <rguenther@suse.de>
1987 PR tree-optimization/52244
1988 PR tree-optimization/51528
1989 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1990 replacements for integral types.
1992 2012-02-14 Walter Lee <walt@tilera.com>
1994 * config.gcc: Handle tilegx and tilepro.
1995 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1997 Add HAVE_AS_TLS check for tilegx and tilepro.
1998 * configure: Regenerate.
1999 * doc/contrib.texi: Add Mat Hostetter and self.
2000 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2001 Document instruction intrinsics and network accessing intrinsics.
2002 (TILEPro Built-in Functions): New node. Document instruction
2003 intrinsics and network accessing intrinsics.
2004 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2005 (Specific, tilepro-*-linux*): Likewise.
2006 * doc/invoke.texi (TILE-Gx Options): New section.
2007 (TILEPro Options): New section.
2008 * doc/md.texi (TILE-Gx): New section.
2009 (TILEPro): New section.
2010 * common/config/tilegx/tilegx-common.c: New file.
2011 * common/config/tilepro/tilepro-common.c: New file.
2012 * config/tilegx/constraints.md: New file.
2013 * config/tilegx/linux.h: New file.
2014 * config/tilegx/mul-tables.c: New file.
2015 * config/tilegx/predicates.md: New file.
2016 * config/tilegx/sync.md: New file.
2017 * config/tilegx/t-tilegx: New file.
2018 * config/tilegx/tilegx-builtins.h: New file.
2019 * config/tilegx/tilegx-c.c: New file.
2020 * config/tilegx/tilegx-generic.md: New file.
2021 * config/tilegx/tilegx-modes.def: New file.
2022 * config/tilegx/tilegx-multiply.h: New file.
2023 * config/tilegx/tilegx-protos.h: New file.
2024 * config/tilegx/tilegx.c: New file.
2025 * config/tilegx/tilegx.h: New file.
2026 * config/tilegx/tilegx.md: New file.
2027 * config/tilegx/tilegx.opt: New file.
2028 * config/tilepro/constraints.md: New file.
2029 * config/tilepro/gen-mul-tables.cc: New file.
2030 * config/tilepro/linux.h: New file.
2031 * config/tilepro/mul-tables.c: New file.
2032 * config/tilepro/predicates.md: New file.
2033 * config/tilepro/t-tilepro: New file.
2034 * config/tilepro/tilepro-builtins.h: New file.
2035 * config/tilepro/tilepro-c.c: New file.
2036 * config/tilepro/tilepro-generic.md: New file.
2037 * config/tilepro/tilepro-modes.def: New file.
2038 * config/tilepro/tilepro-multiply.h: New file.
2039 * config/tilepro/tilepro-protos.h: New file.
2040 * config/tilepro/tilepro.c: New file.
2041 * config/tilepro/tilepro.h: New file.
2042 * config/tilepro/tilepro.md: New file.
2043 * config/tilepro/tilepro.opt: New file.
2045 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2047 PR tree-optimization/52210
2048 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2049 vect_model_simple_cost with two entry vect_def_type array instead
2050 of an address of dt.
2052 2012-02-14 Richard Guenther <rguenther@suse.de>
2055 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2056 Do not stream DECL_QUALIFIER.
2057 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2058 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2059 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2061 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2064 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2067 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2070 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2071 * cselib.c (cselib_subst_to_values_from_insn): New function.
2072 * sched-deps.c (add_insn_mem_dependence,
2073 sched_analyze_1, sched_analyze_2): Use it.
2075 2012-02-13 Jan Hubicka <jh@suse.cz>
2078 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2080 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2082 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2083 (GTM_SELF_SPECS): Define if not already defined.
2084 (driver_self_specs): Add GTM_SELF_SPECS.
2085 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2086 (GTM_SELF_SPECS): Define.
2087 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2088 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2090 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2092 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2095 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2098 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2099 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2101 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2104 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2106 2012-02-13 Richard Guenther <rguenther@suse.de>
2108 PR translation/52211
2109 * passes.c (enable_disable_pass): Fix typo.
2111 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2114 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2115 XOR for reduce_bit_field if type is unsigned.
2117 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2119 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2120 disallow changes from SFmode to mode with different size in FP regs.
2122 2012-02-12 Robert Millan <rmh@gnu.org>
2123 Gerald Pfeifer <gerald@pfeifer.com>
2125 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2128 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2130 PR rtl-optimization/52175
2131 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2132 to frame-related instructions.
2134 2012-02-10 Jason Merrill <jason@redhat.com>
2137 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2138 (demangle_new_symbols): Fill it.
2139 (scan_linker_output): Walk it.
2140 (start_tweaking): Split out from scan_linker_output.
2141 (maybe_tweak): Update sym->chosen.
2142 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2144 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2147 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2149 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2151 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2152 having the same mode as previous compare.
2154 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2156 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2157 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2158 (nonlocal_goto_internal): Likewise.
2159 (nonlocal_goto): Emit a use and an indirect jump directly.
2161 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2164 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2165 __atomic_{is,always}_lock_free.
2167 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2171 negative constant address for x32.
2173 2012-02-10 Richard Henderson <rth@redhat.com>
2175 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2176 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2177 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2179 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2180 Ira Rosen <irar@il.ibm.com>
2182 PR tree-optimization/50031
2183 * targhooks.c (default_builtin_vectorization_cost): Handle
2185 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2186 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2187 all types of reduction and pattern statements.
2188 (vect_estimate_min_profitable_iters): Likewise.
2189 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2190 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2191 for explicit realigns.
2192 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2193 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2195 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2196 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2197 vec_perm for VSX and handle vec_promote_demote.
2199 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2202 * builtins.c (fold_builtin_atomic_always_lock_free,
2203 expand_builtin_atomic_always_lock_free,
2204 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2205 Return and/or test boolean_true_node/boolean_false_node instead of
2206 integer_one_node/integer_zero_node.
2208 2012-02-10 Jan Hubicka <jh@suse.cz>
2211 * predict.c (predict_paths_for_bb): Prevent looping.
2212 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2214 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2216 * config/arm/arm.c (output_move_double): In one case properly
2217 count number of instructions that will be emitted.
2219 2012-02-10 Richard Guenther <rguenther@suse.de>
2221 PR translation/52193
2222 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2224 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2227 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2229 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2232 * var-tracking.c (emit_note_insn_var_location): If
2233 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2234 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2235 non-NOTE_DURING_CALL_P insn.
2237 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2240 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2242 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2245 * gcc.c (switch_matches) Support switches with separated form,
2248 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2250 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2252 (RAMPZ_ADDR): Ditto.
2253 * config/avr/avr.c (avr_addr_t): New typedef.
2254 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2255 (avr_init_expanders): Initialize it.
2256 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2258 (expand_epilogue): Ditto.
2259 (avr_print_operand): Ditto.
2260 (avr_file_start): Ditto.
2261 (avr_emit_movmemhi): Ditto.
2263 2012-02-08 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/46886
2266 * tree-flow.h (do_while_loop_p): Declare.
2267 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2268 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2270 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2272 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2273 always succeed for integers larger than a native word.
2275 2012-02-08 Richard Guenther <rguenther@suse.de>
2277 PR rtl-optimization/52170
2278 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2279 properly handle integer vector modes.
2281 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2283 PR gcov-profile/52150
2284 * coverage.c: Include target.h.
2285 (build_var): Call targetm.strip_name_encoding on the assembler name.
2286 Change one _ into . or $ if the target allows it.
2287 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2289 PR rtl-optimization/52139
2290 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2291 is a BARRIER after emit_insn_after_noloc, move BB_END
2292 to the last non-BARRIER insn before it.
2294 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2297 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2298 (mips_gimplify_va_arg_expr): Call it instead of
2299 std_gimplify_va_arg_expr.
2301 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2303 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2304 message for -mno-pointers-to-nested-function.
2306 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2309 * expr.c (get_inner_reference): If there is an offset, add a negative
2310 bit position to it (if any).
2312 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2314 PR rtl-optimization/52060
2315 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2316 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2317 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2318 and/or i0src_copy2 when needed.
2320 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2322 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2323 or LTOPLUGINSONAME if have_c.
2325 * config/freebsd-spec.h: Add comment about what macros can be defined
2327 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2328 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2331 2012-02-07 Richard Guenther <rguenther@suse.de>
2333 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2334 newline in -alias dumps.
2336 2012-02-07 Kai Tietz <ktietz@redhat.com>
2337 Dave Korn <dave.korn.cygwin@gmail.com>
2340 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2341 Take care that typinfo gets dllexport-attribute.
2343 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2346 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2347 if modifier < EXPAND_SUM call force_operand on the result.
2349 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2351 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2352 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2354 (epiphany_function_type): Replace types for specific interrupts with
2355 EPIPHANY_FUNCTION_INTERRUPT.
2356 (EPIPHANY_INTERRUPT_P): Update.
2357 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2358 New static function.
2359 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2360 <disinterrupt>: Affects type identity.
2361 (epiphany_handle_interrupt_attribute): Handle variable number of
2363 (epiphany_compute_function_type): Update for new
2364 epiphany_function_type definition.
2365 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2366 handlers with a longcall forwarder.
2367 (epiphany_start_function): Handle multiple interrupt arguments and/or
2368 forwarder_section attribute.
2370 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2373 2012-02-07 Alan Modra <amodra@gmail.com>
2376 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2379 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2381 PR tree-optimization/50969
2382 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2383 use vec_perm rather than vector_stmt.
2384 (vect_model_load_cost): Likewise.
2385 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2386 vec_perm to be the same as other vector statements.
2387 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2388 cost of vec_perm for TARGET_VSX.
2390 2012-02-06 Richard Guenther <rguenther@suse.de>
2392 PR tree-optimization/52115
2393 * tree-sra.c (access_has_replacements_p): New function.
2394 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2396 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2399 * trans-mem.c (expand_call_tm): Add an assertion.
2400 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2403 2012-02-06 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/50955
2406 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2407 raise cost of expressions that replace an address with an
2408 expression based on a different pointer.
2410 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2413 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2414 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2416 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2419 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2420 -Weffc++ and specify guidelines come from second edition.
2422 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2424 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2425 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2426 (call_direct_split, call_value_split, call_value_internal_direct)
2427 (call_value_direct_split, call_value_multiple_split): Use jal and
2428 jal_macro attributes.
2430 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2432 * reload1.c (reload_regs_reach_end_p): Replace with...
2433 (reload_reg_rtx_reaches_end_p): ...this function.
2434 (new_spill_reg_store): Update commentary.
2435 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2436 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2437 before setting new_spill_reg_store.
2438 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2439 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2440 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2441 for non-spill reload registers.
2443 2012-02-05 Ira Rosen <irar@il.ibm.com>
2445 PR tree-optimization/52091
2446 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2447 (vect_is_simple_use_1): Likewise.
2448 * tree-vect-loop.c (vectorizable_reduction): Update calls
2449 to vect_is_simple_use_1 and vect_is_simple_use.
2450 (vectorizable_live_operation): Likewise.
2451 * tree-vect-patterns.c (widened_name_p,
2452 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2453 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2454 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2455 vectorizable_shift,vectorizable_operation, vectorizable_store,
2456 vectorizable_load): Likewise.
2457 (vect_is_simple_cond): Add an argument, pass it to
2458 vect_is_simple_use_1.
2459 (vectorizable_condition): Update calls to vect_is_simple_cond,
2461 (vect_is_simple_use): Add an argument, the statement in which
2462 OPERAND is used. Check that if OPERAND's def stmt is a double
2463 reduction phi node, the use is a phi node too.
2464 (vect_is_simple_use_1): Add an argument, pass it to
2466 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2467 to vect_is_simple_use.
2469 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2471 PR rtl-optimization/52095
2472 * modulo-sched.c (dump_insn_locator): New function.
2473 (loop_canon_p, sms_schedule): Use it.
2475 PR rtl-optimization/52113
2476 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2477 even for decomposable shift/zext insns.
2479 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2480 Zdenek Dvorak <ook@ucw.cz>
2482 PR rtl-optimization/52092
2483 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2484 on get_iv_value result.
2486 2012-02-02 Andrew Pinski <apinski@cavium.com>
2490 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2492 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2495 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2497 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2499 PR rtl-optimization/49800
2500 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2501 (sched_finish): Call regstat_free_n_sets_and_refs.
2503 2012-02-02 Jia Liu <proljc@gmail.com>
2505 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2508 2012-02-02 Jan Hubicka <jh@suse.cz>
2509 Tom de Vries <tom@codesourcery.com>
2512 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2513 * varpool.c (varpool_analyze_pending_decls): Likewise.
2515 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2516 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2518 * config.gcc: Add cr16-* support.
2520 * doc/extend.texi: Document cr16 extensions.
2521 * doc/install.texi: Document cr16 install.
2522 * doc/invoke.texi: Document cr16 options.
2523 * doc/md.texi: Document cr16 constraints.
2525 * common/config/cr16/cr16-common.c: New file.
2526 * config/cr16/cr16.c: New file.
2527 * config/cr16/cr16.h: New file.
2528 * config/cr16/cr16.md: New file.
2529 * config/cr16/cr16.opt: New file.
2530 * config/cr16/cr16-protos.h: New file.
2531 * config/cr16/predicates.md: New file.
2532 * config/cr16/constraints.md: New file.
2533 * config/cr16/t-cr16: New file.
2535 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2538 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2539 that operands[2] is either immediate, or q_regs_operand.
2541 PR tree-optimization/52073
2542 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2543 a pattern stmt for pattern uses, ignore uses outside of the loop.
2545 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2547 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2548 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2549 (OUT_AS1, OUT_AS2): Remove.
2551 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2553 PR rtl-optimization/51374
2554 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2555 to cross other volatile_refs_p insns.
2557 2012-02-01 Richard Guenther <rguenther@suse.de>
2559 * doc/invoke.texi (fno-inline): Clarify documentation.
2560 (finline-small-functions): Likewise.
2561 (finline-functions): Likewise.
2562 * common.opt (finline): Adjust comment and documentation.
2563 (finline-small-functions): Clarify documentation.
2564 (finline-functions): Likewise.
2565 (finline-functions-called-once): Likewise.
2567 2012-02-01 Tristan Gingold <gingold@adacore.com>
2569 * c-typeck.c (composite_type): Keep mode for pointers.
2571 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2573 * function.h (regno_reg_rtx): Adjust comment.
2574 * reginfo.c (init_reg_modes_target): Only use the previous mode
2575 if it fits within one register. Remove MIPS comment.
2577 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2580 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2582 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2584 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2585 to srak instruction.
2587 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2589 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2591 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2596 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2598 2012-01-31 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/51528
2601 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2604 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2609 * ree.c (add_removable_extension): Change def_map argument
2610 to unsigned *, store in def_map 1 + offset into *insn_list vector
2611 instead of pointers into the vector.
2612 (find_removable_extensions): Adjust caller.
2614 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2616 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2617 Transform all "* quoted-c-code" to { c-code }.
2618 Remove redundant test for "optimize" in combine patterns.
2619 Move (include "avr-dimode.md") to end of file.
2621 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2624 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2625 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2627 2012-01-30 Richard Guenther <rguenther@suse.de>
2629 PR tree-optimization/52028
2630 * tree-loop-distribution.c (ldist_gen): Properly update
2633 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2636 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2637 set_cur_line_info_table if not emitting debug info.
2639 PR tree-optimization/52046
2640 * tree-vect-patterns.c (check_bool_pattern): Give up if
2641 a comparison could throw.
2644 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2646 2012-01-30 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/52045
2649 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2650 SSA form if cfgcleanup did anything.
2652 2012-01-30 Richard Guenther <rguenther@suse.de>
2654 PR tree-optimization/52045
2655 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2656 before computing final todo.
2658 2012-01-30 Richard Guenther <rguenther@suse.de>
2660 PR tree-optimization/51528
2661 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2664 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2666 * df-problems.c (df_kill_notes): Check that the use refers
2667 to the note under examination.
2669 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2672 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2673 parameter and use short-lived pseudos.
2674 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2675 (sparc_expand_vector_init): Const-ify local variables and adjust
2676 calls to above functions.
2678 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2680 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2682 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2684 * doc/invoke.texi: Make usage of "compile time" and
2685 "run time"/"runtime" consistent throughout the file.
2687 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2689 * config/alpha/alpha.c (alpha_option_override): Default to
2690 full IEEE compliance mode for Go language.
2692 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2694 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2695 (LINK_SSP_SPEC): Define.
2697 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2700 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2703 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2705 * doc/invoke.texi: Correct hyphenation of "floating point",
2706 "double precision", and related terminology throughout the file.
2708 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2711 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2712 arm_general_register_operand predicate for operand 2 instead of
2715 2012-01-27 Ian Lance Taylor <iant@google.com>
2718 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2719 * builtins.c (expand_builtin_init_trampoline): Add onstack
2720 parameter. Change caller.
2721 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2722 * tree.c (build_common_builtin_nodes): Declare
2723 __builtin_init_heap_trampoline.
2725 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2727 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2728 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2729 * config/avr/avr.c: Ditto.
2730 (avr_regnames): Remove because unused.
2731 * config/avr/avr.md (*cpse.ne): New peephole.
2732 (*cpse.eq): New peephole from former cpse peepholes.
2734 2012-01-27 Michael Eager <eager@eagercon.com>
2736 * config/microblaze.c (microblaze_emit_compare): Correct
2737 test after pcmp instruction.
2739 2012-01-27 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/52020
2742 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2744 2012-01-27 Richard Guenther <rguenther@suse.de>
2746 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2747 function non-const/pure.
2749 2012-01-27 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/50444
2752 * tree-sra.c (build_ref_for_offset): Properly adjust the
2753 MEM_REF type for unaligned accesses.
2755 2012-01-27 Richard Guenther <rguenther@suse.de>
2757 PR tree-optimization/50444
2758 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2759 (expand_assignment): Use it. Properly handle misaligned
2760 bases when expanding stores to component references.
2761 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2764 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2767 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2768 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2769 * tree-data-ref.c (find_data_references_in_loop): Make static.
2770 (compute_all_dependences): Change return type to bool. Bail out
2771 for too many datarefs in a loop. Move the hunk resetting the data
2772 dependences vector from ...
2773 (compute_data_dependences_for_loop): ... here. Account for
2774 compute_all_dependences returning false.
2775 (compute_data_dependences_for_bb): Likewise.
2776 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2777 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2779 2012-01-27 Richard Guenther <rguenther@suse.de>
2782 * expr.c (store_field): Use the alias-set of the scratch memory
2785 2012-01-27 Tom de Vries <tom@codesourcery.com>
2787 PR tree-optimization/51990
2788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2790 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2792 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2795 * var-tracking.c (reverse_op): Don't add any reverse operation
2796 if V already has any constant locations.
2798 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2800 * doc/invoke.texi: Correct usage of "command line" (noun)
2801 vs "command-line" (adjective) throughout.
2803 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2805 * doc/invoke.texi (Language Independent Options): Move
2806 -Wcoverage-mismatch blurb from here....
2807 (Warning Options): ...to here.
2809 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2811 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2812 Set rs6000_always_hint to false for 476.
2814 2012-01-27 Matthias Klose <doko@ubuntu.com>
2816 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2818 * incpath.c (add_standard_paths): Likewise.
2820 2012-01-27 Richard Henderson <rth@redhat.com>
2822 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2823 * config/m68k/sync.md (atomic_test_and_set): Rename from
2824 sync_test_and_setqi and adjust the operands.
2825 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2826 and unconditionally enable.
2828 2012-01-27 Richard Henderson <rth@redhat.com>
2830 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2831 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2832 (ldstub): Rename from ldstubqi.
2833 (ldstub<I24MODE>): Remove.
2835 2012-01-27 Richard Henderson <rth@redhat.com>
2837 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2838 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2839 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2840 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2841 * doc/tm.texi: Rebuild.
2843 2012-01-27 Richard Henderson <rth@redhat.com>
2845 * optabs.c (gen_atomic_test_and_set): Remove default.
2846 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2848 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2850 PR rtl-optimization/51978
2851 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2852 (combine_reaching_defs): Likewise.
2853 (struct re_info): Remove.
2854 (add_removable_extension): Remove x and data arguments,
2855 add insn, insn_list and def_map. Use the arguments directly
2856 instead of using struct re_info.
2857 (find_removable_extensions): Don't call add_removable_extension
2858 through note_stores, instead just call it with single_set
2860 (find_and_remove_re): Pass curr_cand->expr instead of
2861 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2863 2012-01-26 Michael Matz <matz@suse.de>
2865 PR tree-optimization/46590
2866 * cfgexpand.c: Revert last change (r183305).
2867 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2869 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2870 checking for emptiness.
2872 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2875 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2876 non-addressable non-BLKmode base correctly.
2878 2012-01-26 Michael Matz <matz@suse.de>
2880 PR tree-optimization/48794
2881 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2882 regions referenced from RESX/EH_DISPATCH.
2884 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2886 * config/s390/s390.h: Make BRANCH_COST an option.
2887 * config/s390/s390.opt: New option -mbranch-cost.
2889 2012-01-26 Richard Henderson <rth@redhat.com>
2891 Revert 2012-01-24 change:
2892 * trans-mem.c (requires_barrier): Do not instrument thread local
2893 variables and emit save/restore for them.
2895 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2898 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2901 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2903 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2906 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2909 Rename __pgm to __flash.
2910 Rename __pgm1 to __flash1.
2911 Rename __pgm2 to __flash2.
2912 Rename __pgm3 to __flash3.
2913 Rename __pgm4 to __flash4.
2914 Rename __pgm5 to __flash5.
2915 Rename __pgmx to __memx.
2916 * doc/extend.texi (AVR Named Address Spaces)
2917 Rename address space names as indicated above.
2918 * config/avr/avr.c (avr_addrspace): Ditto.
2920 * config/avr/avr-protos.h
2921 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2922 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2923 * config/avr/predicates.md: Ditto.
2924 * config/avr/avr.c Ditto, and
2925 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2926 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2928 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2929 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2930 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2931 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2932 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2933 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2934 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2935 * config/avr/avr.c: Ditto.
2936 * config/avr/avr.md: Ditto.
2938 2012-01-25 Jason Merrill <jason@redhat.com>
2941 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2943 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2945 PR tree-optimization/51987
2946 * tree-data-ref.c (get_references_in_stmt): Handle references in
2947 non-volatile GIMPLE_ASM.
2949 2012-01-25 Richard Guenther <rguenther@suse.de>
2951 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2952 bases are dereferenced.
2954 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2956 PR rtl-optimization/48374
2957 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2959 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2961 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2962 compute_data_dependences_for_loop returns false.
2963 * tree-parloops.c (loop_parallel_p): Likewise.
2965 2012-01-25 Richard Guenther <rguenther@suse.de>
2967 * tree.h (get_pointer_alignment_1): Declare.
2968 * builtins.c (get_pointer_alignment_1): New function.
2969 (get_pointer_alignment): Use it.
2971 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2973 PR rtl-optimization/48308
2974 * combine.c (enum undo_kind): Add UNDO_LINKS.
2975 (struct undo): Add member l to other_contents and where.
2976 (do_SUBST_LINK): New.
2978 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2979 (undo_all): Handle UNDO_LINKS.
2981 2012-01-25 Richard Henderson <rth@redhat.com>
2983 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2986 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2988 * optabs.c (gen_atomic_test_and_set): Use each argument.
2990 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2992 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2993 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2994 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2995 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2996 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2997 TARGET_PAIRED_SINGLE_FLOAT.
2999 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3001 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3002 (in_struct, return_val): Remove MEM documentation.
3003 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3004 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3005 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3007 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3008 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3009 * expr.c (store_field): Likewise.
3010 * function.c (assign_stack_temp_for_type): Likewise.
3011 * ifcvt.c (noce_try_cmove_arith): Likewise.
3012 * reload1.c (reload): Likewise.
3013 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3014 (alpha_set_memflags): Likewise.
3015 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3017 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3019 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3021 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3022 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3023 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3025 * cselib.c (cselib_rtx_varies_p): Delete.
3026 (cselib_invalidate_mem): Update call to canon_true_dependence.
3027 * dse.c (record_store, check_mem_read_rtx): Likewise.
3028 (scan_reads_nospill): Likewise.
3029 * cse.c (check_dependence): Likewise.
3030 (cse_rtx_varies_p): Delete.
3031 * expr.c (safe_from_p): Update call to true_dependence.
3032 * ira.c (validate_equiv_mem_from_store): Likewise.
3033 (memref_referenced_p): Likewise.
3034 * postreload-gcse.c (find_mem_conflicts): Likewise.
3035 * sched-deps.c (sched_analyze_2): Likewise.
3036 * store-motion.c (load_kills_store): Likewise.
3037 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3038 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3039 (compute_transp): Update call to canon_true_dependence.
3041 2012-01-25 Richard Henderson <rth@redhat.com>
3043 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3044 (maybe_emit_atomic_test_and_set): New.
3045 (expand_sync_lock_test_and_set): Use it.
3046 (expand_atomic_test_and_set): Likewise.
3047 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3048 the implementation; clarify implementation defined details.
3049 * doc/md.texi (atomic_test_and_set): Document.
3051 2012-01-25 Richard Henderson <rth@redhat.com>
3053 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3055 2012-01-25 Richard Henderson <rth@redhat.com>
3058 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3059 to effect no-op split.
3061 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3064 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3065 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3066 (BT_FN_VOID_PTR_INT_SIZE): New.
3067 (BT_FN_UINT_UINT_VAR): Remove.
3068 (BT_FN_UINT32_UINT32_VAR): New.
3069 (BT_FN_DOUBLE_VPTR): Remove.
3070 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3072 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3073 (_ITM_changeTransactionMode): Same.
3074 (_ITM_memmoveRtWt): Change return type to void.
3075 (_ITM_memcpyRtWt): Same.
3076 (_ITM_memsetW): Same.
3077 (_ITM_RaRD): Change types to double.
3082 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3084 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3085 Patrick Marlier <patrick.marlier@gmail.com>
3087 * trans-mem.c (requires_barrier): Do not instrument thread local
3088 variables and emit save/restore for them.
3090 2012-01-24 Jason Merrill <jason@redhat.com>
3093 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3094 output static aliases.
3096 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3099 * common.opt (-pie, -shared, pie, shared): Change from Common to
3101 * gcc.c (display_help): Display help for -pie and -shared.
3103 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3106 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3107 Remove note on size/offset limitation.
3108 (AVR Variable Attributes): Add example how to read data located
3109 with progmem. Refer to named address spaces.
3110 * doc/invoke.texi (AVR Options): Fix typo.
3112 2012-01-24 Richard Guenther <rguenther@suse.de>
3114 Forward-port to trunk
3115 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3118 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3119 op0 isn't sufficiently aligned and there is movmisalignM
3120 insn for mode, use it to load op0 into a temporary register.
3122 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3125 * target.def (const_not_ok_for_debug_p): New hook.
3126 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3128 * doc/tm.texi: Regenerated.
3129 * dwarf2out.c (const_ok_for_output_1): If
3130 targetm.const_not_ok_for_debug_p returns true, fail.
3131 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3133 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3135 2012-01-23 Kai Tietz <ktietz@redhat.com>
3138 * config/i386/predicates.md (symbolic_operand): Allow
3139 UNSPEC_PCREL as PIC expression for lea.
3140 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3141 * config/i386/i386.c (ix86_delegitimize_address): Handle
3142 UNSPEC_PCREL for none-MEM, too.
3144 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3146 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3147 (ipa_tm_create_version_alias): Same.
3149 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3152 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3153 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3155 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3156 Patrick Marlier <patrick.marlier@gmail.com>
3157 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3160 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3161 simple_object_start_read.
3163 2012-01-23 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/51895
3167 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3168 parameter decomposition into BLKmode components.
3170 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3172 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3173 fake variables for restrict-qualified pointers whose pointed-to type
3174 contains a placeholder.
3176 2012-01-23 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/51949
3179 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3181 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3183 PR rtl-optimization/51933
3184 * ree.c (transform_ifelse): Return true right away if dstreg is
3185 already wider or equal to cand->mode.
3186 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3187 (make_defs_and_copies_lists): Remove defs_list and copies_list
3188 arguments, add state argument, just truncate state->work_list
3189 instead of always allocating and freeing the vector. Assert that
3190 get_defs succeeds instead of returning 2. Changed return type to bool.
3191 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3192 have ext_src_mode, see if it has been modified already with the
3193 right kind of extension and has been extended before from the
3194 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3195 just return true. Remember the original mode in state->modified array.
3196 (combine_reaching_defs): Add state argument. Don't allocate and
3197 free here def_list, copied_list and vec vectors, instead just
3198 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3199 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3200 Add state variable, clear vectors in it, initialize state.modified
3201 if needed. Free all the vectors at the end and state.modified too.
3202 Don't skip a candidate if the extension expression has been modified.
3204 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3207 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3208 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3209 (extra_options) interix.opt -> i386/interix.opt"
3210 (extra_objs):Add winnt-stubs.o
3211 * configure.ac: Add interix to target_os .comm on PE check.
3212 * configure: Regenerate.
3213 * config/interix3.h: Delete and move bits to..
3214 * config/interix.h: Delete and move bits to..
3215 * config/i386/i386-interix3.h: Delete and move bits to..
3216 * config/i386/i386-interix.h: ..here.
3217 (TARGET_CPU_DEFAULT): Remove redefinition.
3218 (TARGET_ASM_CONSTRUCTOR): Undefine.
3219 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3220 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3221 (PTRDIFF_TYPE): Define.
3222 (LONG_DOUBLE_TYPE_SIZE): Define.
3223 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3224 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3225 (TARGET_SECTION_TYPE_FLAGS): Define.
3226 (ASM_DECLARE_FUNCTION_NAME): Define.
3227 (ASM_OUTPUT_EXTERNAL): Define.
3228 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3229 (ASM_OUTPUT_ALIGNED_BSS): Define.
3230 (PCC_BITFIELD_TYPE_MATTERS): Define.
3231 (USE_CONST_SECTION): Define.
3232 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3233 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3234 (SUPPORTS_ONE_ONLY): Remove.
3235 (I386_PE_STRIP_ENCODING): Define.
3236 * config/interix.opt: Delete and move bits to..
3237 * config/i386/interix.opt: ..here. New.
3238 (mpe-aligned-commons): Add.
3239 * config/i386/t-interix: Add copyright header.
3240 (winnt-stubs.o): Add rule.
3242 2012-01-22 Jason Merrill <jason@redhat.com>
3245 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3246 for extra name aliases.
3248 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3250 PR rtl-optimization/51924
3251 * ree.c (combine_set_extension): Improve debugging message.
3252 (combine_reaching_defs): Likewise.
3253 (get_defs): Rename confusingly named variable.
3254 (find_and_remove_re): Skip a candidate if the extension expression has
3257 2012-01-21 Robert Millan <rmh@gnu.org>
3258 Gerald Pfeifer <gerald@pfeifer.com>
3260 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3261 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3263 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/51914
3266 * tree-vect-stmts.c (vectorizable_conversion): For
3267 cvt_type && modifier == WIDEN, put temporary with cvt_type
3268 at the beginning of vec_dsts and set vec_dest to temporary
3271 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3273 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3275 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3277 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3278 * config/rs6000/rs6000.c: Likewise.
3280 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3283 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3284 output_move_double on a copy of operands array.
3286 2012-01-20 Cary Coutant <ccoutant@google.com>
3287 Dodji Seketeli <dodji@redhat.com>
3290 * dwarf2out.c (copy_declaration_context): Return ref to parent
3291 of declaration DIE, if necessary.
3292 (remove_child_or_replace_with_skeleton): Add new parameter; update
3293 caller. Place skeleton DIE under parent DIE of original declaration.
3294 Move call to copy_declaration_context to here ...
3295 (break_out_comdat_types): ... from here.
3297 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3299 PR rtl-optimization/51856
3300 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3303 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3306 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3307 hints for neon loads and stores.
3309 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3313 * doc/extend.texi (Named Address Spaces): Split into subsections.
3314 (AVR Named Address Spaces): New subsection.
3315 (M32C Named Address Spaces): New subsection.
3316 (RL78 Named Address Spaces): New subsection.
3317 (SPU Named Address Spaces): New subsection.
3318 (Variable Attributes): New anchor "AVR Variable Attributes".
3319 (AVR Variable Attributes): Rewrite and avoid wording
3320 "address space" in this context.
3321 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3322 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3323 (AVR Built-in Macros): New subsubsection therein.
3324 * doc/md.texi (AVR constraints): Remove "C04", "R".
3326 2012-01-20 Richard Guenther <rguenther@suse.de>
3328 PR tree-optimization/51903
3329 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3330 when removing stmts.
3332 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3335 * config/arm/arm.c (arm_load_pic_register): Use
3336 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3337 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3338 (arm_pic_static_addr): Likewise.
3339 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3340 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3341 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3342 (pic_load_addr_unified): New.
3344 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3347 * function.c (instantiate_virtual_regs_in_insn): Use
3348 delete_insn_and_edges when removing a wrong asm insn.
3350 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3352 PR rtl-optimization/40761
3353 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3354 Add new member loop_num.
3355 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3356 (ira_build): Remove the parameter.
3358 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3359 (ira.c): Do not build CFG loops for one region allocation. Remove
3360 argument from ira_build call.
3362 * ira-build.c (init_loop_tree_node): New function.
3363 (create_loop_tree_nodes): Use it. Separate the case when CFG
3364 loops are not built.
3365 (more_one_region_p): Check current_loops.
3366 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3368 (add_loop_to_tree): Process loop equal to NULL too.
3369 (form_loop_tree): Separate the case when CFG loops are not built.
3370 Use explicitly number for the root.
3371 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3373 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3374 instead of loop->num.
3375 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3376 (mark_all_loops_for_removal): Ditto.
3377 (remove_unnecessary_regions): Separate the case when CFG loops
3379 (ira_build): Remove the parameter. Use explicit number of regions
3380 when CFG loops are not built.
3382 * ira-color.c (print_loop_title): Separate the case for the root node.
3383 Use loop_num instead of loop->num.
3384 (move_spill_restore): Use loop_num instead of loop->num.
3386 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3387 (change_loop): Ditto.
3388 (change_loop): Use loop_num instead of loop->num.
3390 * ira-lives.c (process_bb_node_lives): Ditto.
3392 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3394 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3396 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3399 * tree-mudflap.c (mf_artificial): New function.
3400 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3401 mx_register_decls, mudflap_enqueue_decl): Use it.
3404 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3405 numbers in the insn pattern.
3407 2012-01-19 Michael Matz <matz@suse.de>
3409 PR tree-optimization/46590
3410 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3411 use it in remembering which conflicts we already created.
3412 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3415 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3418 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3419 (merge_and_complain): Same.
3421 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3424 * config/initfini-array.h: Guard content of the header
3425 with #ifdef HAVE_INITFINI_ARRAY.
3426 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3427 Add initfini-array.h to tm_file here.
3428 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3429 * config.gcc: Don't add initfini-array.h to tm_file here.
3430 * configure: Regenerated.
3432 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3434 PR rtl-optimization/51505
3435 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3436 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3437 (df_note_bb_compute): Update the call to df_kill_notes.
3439 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3441 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3443 2012-01-18 Richard Guenther <rguenther@suse.de>
3445 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3446 of conversions to void *.
3448 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3449 Richard Sandiford <rdsandiford@googlemail.com>
3453 * optabs.h (simplify_expand_binop): Declare.
3454 * optabs.c (simplify_expand_binop): Make global.
3455 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3456 endian targets if the source cannot be exactly covered by word
3459 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3462 * hard-reg-set.h (struct hard_reg_set_container): New type.
3463 * target.h (struct hard_reg_set_container): Forward declare.
3464 * target.def (set_up_by_prologue): New target hook.
3465 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3466 * doc/tm.texi: Regenerated.
3467 * function.c (thread_prologue_and_epilogue_insns): Change
3468 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3469 Call targetm.set_up_by_prologue on it.
3470 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3471 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3473 2012-01-17 Nick Clifton <nickc@redhat.com>
3475 * config/rx/rx.c (rx_can_use_simple_return): New function.
3476 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3477 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3479 2012-01-17 Richard Guenther <rguenther@suse.de>
3482 * expr.c (expand_assignment): Take address-space information
3483 from the address operand of MEM_REF and TARGET_MEM_REF.
3484 (expand_expr_real_1): Likewise.
3486 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3488 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3489 reload dump is requested.
3491 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3494 * trans-mem.c (requires_barrier): Call may_be_aliased.
3496 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3498 PR tree-optimization/51877
3499 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3500 call arguments and fndecls compare equal, instead return false if they
3501 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3502 both SSA_NAMEs that are valueized the same, or they satisfy
3505 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3507 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3509 * configure: Regenerate.
3511 2012-01-16 Jan Hubicka <jh@suse.cz>
3515 * convert.c (convert_to_integer): Use fold_convert for
3516 converting an INTEGER_CST to integer type.
3518 2012-01-16 Jason Merrill <jason@redhat.com>
3521 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3523 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3526 * config/s390/s390.c (s390_chunkify_start): Don't skip
3527 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3528 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3529 If insn is followed by NOTE_INSN_VAR_LOCATION or
3530 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3531 Don't use location of note insns.
3533 PR tree-optimization/51865
3534 * tree-inline.c (tree_function_versioning): Call remap_decl
3535 on DECL_RESULT whenever it has VOID_TYPE_P type.
3537 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3539 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3540 for calls to locally-binding MIPS16 functions if only the return
3541 type uses float regs.
3543 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3544 Richard Sandiford <rdsandiford@googlemail.com>
3546 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3547 (SYMBOL_32_HIGH): Likewise.
3548 (mips_output_tls_reloc_directive): Declare.
3549 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3550 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3551 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3552 (mips_lo_relocs, mips_hi_relocs): Make extern.
3553 (mips16_stub_function): Move up file.
3554 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3555 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3556 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3557 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3558 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3559 (mips_get_tp): Add MIPS16 support.
3560 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3561 Generalize DTPREL and TPREL handling.
3562 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3563 Add MIPS16 TLS support.
3564 (mips_output_tls_reloc_directive): New function.
3565 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3566 * config/mips/predicates.md (symbolic_operand_with_high)
3567 (tls_reloc_operand): New predicates.
3568 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3569 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3570 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3571 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3572 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3573 (*tls_get_tp_mips16_call_<mode>): Likewise.
3575 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3577 PR rtl-optimization/51821
3578 * recog.c (peep2_find_free_register): Determine clobbered registers
3581 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3584 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3585 * config/avr/avr.c: Likewise.
3586 * config/avr/avr.h: Likewise.
3588 2012-01-13 Ian Lance Taylor <iant@google.com>
3591 * tree.h (TYPE_QUALS): Add cast to int.
3592 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3594 2012-01-13 Ian Lance Taylor <iant@google.com>
3596 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3597 comparing param_index to VEC_length result.
3599 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3601 * c-decl.c: Do not include tree-mudflap.h
3602 * tree-optimize.c: Likewise.
3603 * Makefile.in: Update dependencies.
3605 2012-01-13 Richard Guenther <rguenther@suse.de>
3608 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3609 variable-sized result always use RSO.
3611 2012-01-12 DJ Delorie <dj@redhat.com>
3613 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3614 pointer type, not just the default pointer type.
3616 2012-01-09 Richard Henderson <rth@redhat.com>
3617 Denis Chertykov <chertykov@gmail.com>
3620 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3621 * config/avr/avr.c (avr_can_eliminate): Simplify.
3622 (avr_initial_elimination_offset): Likewise.
3623 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3624 (expand_epilogue): Likewise.
3625 (avr_legitimize_address): Gut.
3626 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3627 (avr_hard_regno_nregs): New.
3628 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3629 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3630 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3631 add soft frame pointer.
3632 (CALL_USED_REGISTERS): Likewise.
3633 (REG_CLASS_CONTENTS): Likewise.
3634 (REGISTER_NAMES): Likewise.
3635 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3636 (HARD_FRAME_POINTER_REGNUM): New.
3637 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3638 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3639 remove the HARD_FRAME_POINTER self-elimination.
3641 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3644 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3645 DECL_EXTERNAL when checking for initializers of progmem variables.
3647 2012-01-12 Ira Rosen <irar@il.ibm.com>
3649 PR tree-optimization/51799
3650 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3651 that the last operation is a type demotion.
3653 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3655 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3656 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3658 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3661 * combine.c (distribute_notes): If i3 is a noreturn call,
3662 allow old_size to be equal to args_size and make sure the
3663 noreturn call gets REG_ARGS_SIZE note.
3664 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3665 on noreturn calls even when the delta is 0.
3667 2012-01-11 Nathan Sidwell <nathan@acm.org>
3669 * gcov.c (STRING_SIZE): Remove.
3670 (generate_results): Erase annotations for source files with no
3671 coverage information.
3673 (output_lines): Use it.
3675 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3677 * gimple.h (gimplify_body): Remove first argument.
3678 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3679 pointer set here, instead just pass DATA to walk_tree.
3680 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3681 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3682 (unvisit_body): Likewise, but with unmark_visited.
3683 (gimplify_body): Remove BODY_P argument and adjust.
3684 (gimplify_function_tree): Adjust call to gimplify_body.
3685 * omp-low.c (finalize_task_copyfn): Likewise.
3687 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3689 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3690 (build_function_type_skip_args): Delete.
3691 * tree.c (build_function_type_skip_args): Make static and add
3692 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3693 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3694 pass it to build_function_type_skip_args.
3695 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3696 (tree_function_versioning): Likewise.
3697 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3698 build_function_decl_skip_args.
3699 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3700 and pass it to build_function_decl_skip_args/tree_function_versioning.
3701 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3702 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3703 * trans-mem.c (ipa_tm_create_version): Likewise.
3704 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3705 * tree-inline.c (declare_return_variable): Remove always-true test.
3706 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3707 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3708 * ipa-split.c (split_function): Skip the return value for the split
3709 part if it doesn't return.
3711 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3713 PR tree-optimization/49642
3714 * ipa-split.c (forbidden_dominators): New variable.
3715 (check_forbidden_calls): New function.
3716 (dominated_by_forbidden): Likewise.
3717 (consider_split): Check for forbidden dominators.
3718 (execute_split_functions): Initialize and free forbidden
3719 dominators info; call check_forbidden_calls.
3721 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3723 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3725 2012-01-11 Nick Clifton <nickc@redhat.com>
3727 * config/rx/rx.md (return): Define pattern.
3729 2012-01-11 Richard Guenther <rguenther@suse.de>
3731 * doc/extend.texi (malloc attribute): Adjust according to
3734 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3735 Patrick Marlier <patrick.marlier@gmail.com>
3738 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3739 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3740 (ipa_tm_note_irrevocable): Same.
3741 (ipa_tm_scan_irr_block): Same.
3742 (ipa_tm_decrement_clone_counts): Same.
3743 (ipa_tm_scan_irr_function): Same.
3744 (ipa_tm_create_version_alias): Same.
3745 (ipa_tm_create_version): Same.
3746 (ipa_tm_transform_calls_redirect): Same.
3747 (ipa_tm_transform_calls): Same.
3748 (ipa_tm_transform_transaction): Same.
3749 (ipa_tm_execute): Same.
3751 2012-01-10 Richard Guenther <rguenther@suse.de>
3754 * opts.c (common_handle_option): Handle -Werror.
3756 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3758 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3761 2012-01-10 Jason Merrill <jason@redhat.com>
3763 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3766 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3768 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3769 supports R_386_TLS_GD_PLT reloc.
3770 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3771 supports R_386_TLS_LDM_PLT reloc.
3772 * configure: Regenerate.
3773 * config.in: Regenerate.
3775 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3778 Extend __pgmx semantics to linearize memory.
3779 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3780 determine if code comes inline or from libgcc.
3781 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3782 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3783 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3784 (movmemx_qi, movmemx_hi): New insns.
3785 (xload_<mode>_libgcc): Rewrite to new insn condition.
3786 (xload_<mode>): Remove insns.
3787 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3788 cases that don't satisfy avr_xload_libgcc_p().
3789 (avr_addr_space_convert): Allow converting in any direction.
3790 (avr_addr_space_subset_p): Return always true.
3791 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3792 (avr_emit_movmemhi): Ditto.
3793 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3794 (avr_out_movmem): Ditto.
3795 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3796 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3797 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3798 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3799 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3801 2012-01-10 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/50913
3804 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3805 Require data-refs to be representable by Graphite with respect
3808 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3811 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3813 2012-01-10 Tom de Vries <tom@codesourcery.com>
3815 PR rtl-optimization/51271
3816 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3817 handling annulled branch.
3819 2012-01-10 Richard Henderson <rth@redhat.com>
3821 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3822 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3823 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3824 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3825 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3826 arm_expand_vec_perm_const): New.
3827 * config/arm/arm-protos.h: Update.
3828 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3829 (*neon_vswp<VDQX>): New.
3830 (neon_vcombine<VDX>): Use neon_split_vcombine.
3831 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3832 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3833 (vec_perm<VE>): New.
3835 2012-01-10 Richard Henderson <rth@redhat.com>
3837 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3838 use it if reload_completed.
3839 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3840 arm_output_asm_insn, arm_process_output_memory_barrier,
3841 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3842 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3843 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3844 arm_process_output_sync_insn, arm_output_sync_insn,
3845 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3846 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3847 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3848 (emit_unlikely_jump): New.
3849 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3850 (arm_split_atomic_op): New.
3851 * config/arm/arm-protos.h: Update.
3852 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3853 (struct arm_sync_generator): Remove.
3854 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3855 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3856 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3857 (VUNSPEC_LL, VUNSPEC_SC): New.
3858 (sync_result, sync_memory, sync_required_value, sync_new_value,
3859 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3860 (attr length): Don't use arm_sync_loop_insns.
3861 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3862 (movsfcc, movdfcc): Likewise.
3863 * config/arm/constraints.md (Ua): New.
3864 * config/arm/prediates.md (mem_noofs_operand): New.
3865 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3866 (sync_clobber, sync_t2_reqd): Remove.
3867 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3868 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3869 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3870 (arm_sync_compare_and_swap<SIDI>): Remove.
3871 (arm_sync_compare_and_swap<NARROW>): Remove.
3872 (arm_sync_lock_test_and_set<SIDI>): Remove.
3873 (arm_sync_lock_test_and_set<NARROW>): Remove.
3874 (arm_sync_new_<syncop><SIDI>): Remove.
3875 (arm_sync_new_<syncop><NARROW>): Remove.
3876 (arm_sync_new_nand<SIDI>): Remove.
3877 (arm_sync_new_nand<NARROW>): Remove.
3878 (arm_sync_old_<syncop><SIDI>): Remove.
3879 (arm_sync_old_<syncop><NARROW>): Remove.
3880 (arm_sync_old_nand<SIDI>): Remove.
3881 (arm_sync_old_nand<NARROW>): Remove.
3882 (*memory_barrier): Merge arm_output_memory_barrier.
3883 (atomic_compare_and_swap<QHSD>): New.
3884 (atomic_compare_and_swap<NARROW>_1): New.
3885 (atomic_compare_and_swap<SIDI>_1): New.
3886 (atomic_exchange<QHSD>): New.
3887 (cas_cmp_operand, cas_cmp_str): New.
3888 (atomic_op_operand, atomic_op_str): New.
3889 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3890 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3891 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3892 (arm_load_exclusive<NARROW>): New.
3893 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3894 (arm_store_exclusive<QHSD>): New.
3896 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3898 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3899 reload patterns if -mvsx-scalar-memory.
3901 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3902 generated, even -mno-vsx-scalar-double was used.
3903 (vsx_xscvdpsp_scalar): Likewise.
3904 (vsx_xscvspdp_scalar2): Likewise.
3906 2012-01-09 Tom de Vries <tom@codesourcery.com>
3907 Andrew Pinski <apinski@cavium.com>
3910 * reorg.c (fill_slots_from_thread): Don't speculate
3911 frame-related insns.
3913 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3915 * sched-int.h (bb_note): Move to...
3916 * basic-block.h: ...here.
3917 * haifa-sched.c (bb_note): Move to...
3918 * cfgrtl.c: ...here.
3919 * function.c (next_block_for_reg): New function.
3920 (move_insn_for_shrink_wrap): Likewise.
3921 (prepare_shrink_wrap): Rewrite to use the above.
3923 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3925 * gimple.c (is_gimple_non_addressable): Remove.
3926 * gimple.h: Remove is_gimple_non_addressable.
3927 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3928 is_gimple_non_addressable.
3929 * trans-mem.c (expand_assign_tm): Same.
3931 2012-01-09 Richard Guenther <rguenther@suse.de>
3933 PR tree-optimization/51775
3934 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3935 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3937 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3939 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3941 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3943 2012-01-09 Richard Guenther <rguenther@suse.de>
3945 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3947 2012-01-08 Jan Hubicka <jh@suse.cz>
3949 PR tree-optimize/51680
3950 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3951 on when known_vals needs to be computed; cleanup.
3953 2012-01-08 Jan Hubicka <jh@suse.cz>
3955 PR tree-optimize/51694
3956 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3958 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3960 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3961 for -std=c++98 and -std=c++11 too.
3963 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3965 * cfgloop.c (cancel_loop): Add free() of bbs array.
3967 2012-01-07 Jan Hubicka <jh@suse.cz>
3969 PR tree-optimization/51600
3970 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3971 that benefits small functions.
3973 2012-01-07 Jan Hubicka <jh@suse.cz>
3975 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3977 2012-01-07 Jan Hubicka <jh@suse.cz>
3979 PR tree-optimization/51680
3980 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3981 whose inlining reduce unit size.
3983 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3986 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3987 Add canonical node to containing_mem chain after the non-canonical
3988 one, even if there weren't any locs to propagate.
3989 (remove_useless_values): Keep only canonical values.
3990 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3991 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3992 canonicalize mem_chain elements that are not discarded.
3994 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3997 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3998 before emitting functions.
4000 PR gcov-profile/50127
4001 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4002 clear_aux_for_blocks.
4004 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4007 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4009 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4011 * c-decl.c (ext_block): Moved up.
4012 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4014 2012-01-06 Han Shen <shenhan@google.com>
4016 Translate built-in include paths for sysroot.
4017 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4018 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4020 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4021 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4023 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4024 control whether sysroot should be prepended to gxx include dir.
4026 * configure: Regenerate.
4028 2012-01-06 Torvald Riegel <triegel@redhat.com>
4030 PR rtl-optimization/51771
4031 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4032 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4034 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4036 PR tree-optimization/51315
4037 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4038 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4040 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4043 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4044 for shrp pattern. Correctly handle and fixup shift variable.
4045 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4047 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4050 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4051 note when !ACCUMULATE_OUTGOING_ARGS.
4053 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4055 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4057 (extract_range_from_unary_expr_1): Avoid useless computations.
4059 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4061 PR rtl-optimization/51767
4062 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4063 of jump_block and add an extra edge for degenerated asm gotos.
4066 * stmt.c (check_unique_operand_names): Don't ICE during error
4067 reporting if i is from labels chain.
4070 * profile.c (branch_prob): Split bbs that have exit edge
4071 and need a fake entry edge too.
4073 2012-01-05 Jan Hubicka <jh@suse.cz>
4076 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4079 2012-01-05 Richard Guenther <rguenther@suse.de>
4082 * tree-streamer-out.c (write_ts_optimization): New function.
4083 (streamer_write_tree_body): Call it.
4084 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4085 (streamer_read_tree_body): Call it.
4086 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4088 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4091 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4092 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4093 in_cleanup_point_expr before gimplify_stmt call and restore it
4095 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4096 in_cleanup_point_expr is false.
4098 2012-01-05 Richard Guenther <rguenther@suse.de>
4101 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4103 * toplev.c (process_options): Reject combining mudflap and LTO.
4104 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4106 2012-01-05 Richard Guenther <rguenther@suse.de>
4108 PR tree-optimization/51760
4109 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4111 (bit_value_unop): Handle UNDEFINED operands.
4112 (bit_value_binop): Likewise.
4114 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4116 * config/avr/avr.c (avr_replace_prefix): Remove.
4117 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4118 (avr_asm_function_rodata_section): Ditto.
4119 (avr_asm_select_section): Ditto.
4121 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4123 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4126 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4129 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4130 calls that have any non-fake successor edges.
4133 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4135 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4137 PR tree-optimization/51624
4138 * tree-sra.c (build_ref_for_model): When replicating a chain of
4139 COMPONENT_REFs, stop as soon as the offset would become negative.
4141 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4144 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4145 in .debug_loc on the floor.
4147 2012-01-04 Andrew Pinski <apinski@cavium.com>
4149 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4151 2012-01-04 Andrew Pinski <apinski@cavium.com>
4152 Adam Nemet <anemet@caviumnetworks.com>
4154 * config/mips/mips.md (size): Add SI and DI.
4155 (SIZE): New mode attribute.
4156 (U): New code attribute.
4157 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4158 (mips_lbux_<mode>): Delete.
4159 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4160 (mips_lhx): Use gen_mips_lhx_extsi.
4161 (mips_lhx_<mode>): Delete.
4163 (mips_l<size>x): New expand.
4164 (mips_lwx_<mode>): Delete.
4165 (mips_l<GPR:size>x_<P:mode>): New pattern.
4166 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4167 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4168 * config/mips/mips.c (mips_lx_address_p): New function.
4169 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4170 (dsp64): New availability predicate.
4171 (mips_builtins): Add an entry for __builtin_mips_ldx.
4172 * config/mips/mips.h (ISA_HAS_LBX): New define.
4173 (ISA_HAS_LBUX): Likewise.
4174 (ISA_HAS_LHX): Likewise.
4175 (ISA_HAS_LHUX): Likewise.
4176 (ISA_HAS_LWX): Likewise.
4177 (ISA_HAS_LWUX): Likewise.
4178 (ISA_HAS_LDX): Likewise.
4179 * doc/extend.texi (__builtin_mips_ldx): Document.
4181 2012-01-04 Tristan Gingold <gingold@adacore.com>
4183 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4184 when long pointers are used.
4185 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4186 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4187 (ia64-hp-*vms*): Remove.
4188 * config/vms/xm-vms64.h: Delete.
4190 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4193 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4195 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4197 * opts.c (finish_options): Remove duplicate sorry.
4199 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4202 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4205 2012-01-04 Richard Guenther <rguenther@suse.de>
4208 * tree.c (size_low_cst): New function.
4209 * tree.h (size_low_cst): Declare.
4210 * fold-const.c (fold_comparison): Use it to extract the low
4211 part of the POINTER_PLUS_EXPR offset.
4213 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4215 Fix clearing ZERO_REG
4216 * config/avr/avr.md (cc): Add alternative "ldi".
4217 (movqi_insn): Use it in cc attribute.
4218 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4219 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4220 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4222 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4224 * configure: Regenerate.
4226 2012-01-04 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/49651
4229 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4230 (var_can_have_subvars): Use it.
4231 (get_constraint_for_1): Only consider subfields if there can be any.
4233 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4236 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4237 to its new canonical_cselib_val and the cselib_val was in
4238 first_containing_mem chain, but the canonical_cselib_val was not,
4239 add the latter into the chain.
4240 (cselib_invalidate_mem): Compare canonical_cselib_val of
4241 addr_list chain elt with v.
4244 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4245 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4247 (output_macinfo_op): Don't ggc_strdup fd->filename.
4248 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4249 then ggc_strdup it. Don't free inc->info or cur->info.
4250 (output_macinfo): Don't free ref->info or file->info.
4252 2012-01-03 Ira Rosen <irar@il.ibm.com>
4254 PR tree-optimization/51269
4255 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4256 first_niters a pointer.
4257 (slpeel_tree_peel_loop_to_edge): Likewise.
4258 (vect_do_peeling_for_loop_bound): Update call to
4259 slpeel_tree_peel_loop_to_edge.
4260 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4261 here. Remove it from the parameters list.
4262 (vect_do_peeling_for_alignment): Update calls and compute
4265 2012-01-03 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/51070
4268 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4269 Properly handle calls.
4271 2012-01-03 Richard Guenther <rguenther@suse.de>
4273 PR tree-optimization/51692
4274 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4275 the LHS of allocation stmts.
4277 2012-01-03 Olivier Hainque <hainque@adacore.com>
4279 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4281 2012-01-03 Olivier Hainque <hainque@adacore.com>
4283 * collect2.c (main): In AIX specific computations for vector
4284 insertions, use CONST_CAST2 to cast from char ** to const char **.
4286 2012-01-03 Richard Guenther <rguenther@suse.de>
4289 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4290 the context of a limbo DIE when it does not already exist.
4292 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4294 PR tree-optimization/51719
4295 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4296 but direct call is, clear direct call's lhs and don't add fallthrough
4297 edge from dcall_bb to join_bb and PHIs.
4299 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4301 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4302 the instructions emitted by the pattern.
4303 ("*TDC_insn_<mode>"): Add comment.
4305 2012-01-03 Richard Guenther <rguenther@suse.de>
4308 * fold-const.c (fold_comparison): Properly canonicalize
4309 tree offset and HOST_WIDE_INT bit position.
4311 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4313 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4314 operands for extzv pattern.
4316 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4319 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4322 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4324 * doc/invoke.texi (-flto and related options): Copy-edit.
4326 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4328 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4330 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4332 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4335 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4337 * expr.h (move_by_pieces_ninsns): Declare.
4338 * expr.c (move_by_pieces_ninsns): Make external.
4339 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4340 (mips_store_by_pieces_p): Likewise.
4341 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4342 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4343 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4344 (mips_store_by_pieces_p): Likewise.
4346 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4348 * passes.c (register_one_dump_file): Free full_name.
4350 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4351 (calculate_elim_costs_all_insns): Free offsets_at and
4352 offsets_known_at at the end and clear the pointers.
4354 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4356 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4357 this option introduced in r180739.
4359 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4362 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4363 (tmake_file target=avr): Add avr/t-multilib.
4365 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4366 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4367 * config/avr/genmultilib.awk: New file.
4368 * config/avr/t-multilib: New auto-generated file.
4369 * config/avr/multilib.h: New auto-generated file.
4370 * config/avr/t-avr (AVR_MCUS): New variable.
4371 (genopt.sh): Use it.
4372 (s-mlib): Depend on t-multilib.
4373 (t-multilib, multilib.h): New dependencies.
4374 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4375 (MULTILIB_OPTIONS): Remove.
4376 (MULTILIB_MATCHES): Remove.
4377 (MULTILIB_DIRNAMES): Remove.
4378 (MULTILIB_EXCEPTIONS): Remove:
4379 * config/avr/genopt.sh: Don't use hard coded file name;
4380 pass AVR_MCUS from t-avr instead.
4382 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4384 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4386 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4388 Implement light-weight DImode support.
4389 * config/avr/avr-dimode.md: New file.
4390 * config/avr/avr.md: Include it.
4391 (adjust_len): Add plus64, compare64.
4392 (HIDI): Remove code iterator.
4393 (code_stdname): New code attribute.
4394 (rotx, rotsmode): Remove DI.
4395 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4397 * config/avr/avr-protos.h (avr_have_dimode): New.
4398 (avr_out_plus64, avr_out_compare64): New.
4399 * config/avr/avr.c (avr_out_compare): Handle DImode.
4400 (avr_have_dimode): New variable definition and initialization.
4401 (avr_out_compare64, avr_out_plus64): New functions.
4402 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4403 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4404 (avr_compare_pattern): Skip DImode comparisons.
4406 2012-01-02 Revital Eres <revital.eres@linaro.org>
4408 * ddg.c (def_has_ccmode_p): New function.
4409 (add_cross_iteration_register_deps,
4410 create_ddg_dep_from_intra_loop_link): Call it.
4412 2012-01-02 Richard Guenther <rguenther@suse.de>
4415 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4417 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4419 * gcc.c (process_command): Update copyright notice dates.
4420 * gcov.c (print_version): Likewise.
4421 * gcov-dump.c (print_version): Likewise.
4422 * mips-tfile.c (main): Likewise.
4423 * mips-tdump.c (main): Likewise.
4425 2012-01-01 Ira Rosen <irar@il.ibm.com>
4427 PR tree-optimization/51704
4428 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4429 a use is inside the basic block or loop before accessing its vect info.
4431 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4433 PR rtl-optimization/51069
4434 * cfgloopmanip.c (remove_path): Removing path making irreducible
4435 region unconditional makes BB part of the region.
4437 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4439 PR tree-optimization/51683
4440 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4441 calls with side-effects.
4442 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4444 Copyright (C) 2012 Free Software Foundation, Inc.
4446 Copying and distribution of this file, with or without modification,
4447 are permitted in any medium without royalty provided the copyright
4448 notice and this notice are preserved.