1 2014-05-07 Richard Biener <rguenther@suse.de>
4 2013-11-29 Richard Biener <rguenther@suse.de>
6 PR tree-optimization/59334
7 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Fix bug
10 2013-11-28 Richard Biener <rguenther@suse.de>
12 PR tree-optimization/59330
13 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Simplify
14 and fix delayed marking of free calls not necessary.
16 2014-01-09 Richard Biener <rguenther@suse.de>
18 PR tree-optimization/59715
19 * tree-cfg.h (split_critical_edges): Declare.
20 * tree-cfg.c (split_critical_edges): Export.
21 * tree-ssa-sink.c (execute_sink_code): Split critical edges.
23 2014-05-07 Richard Biener <rguenther@suse.de>
25 PR tree-optimization/57864
26 * tree-ssa-pre.c (phi_translate_1): Backport NAME case
27 simplification from mainline. Do not lookup the VN
30 2014-05-07 Richard Biener <rguenther@suse.de>
32 Backport from mainline
33 2013-08-29 Richard Biener <rguenther@suse.de>
35 PR tree-optimization/58246
36 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly
37 handle the dominance check inside a basic-block.
39 2014-05-06 Richard Biener <rguenther@suse.de>
41 Backport from mainline
42 2013-05-27 Richard Biener <rguenther@suse.de>
44 PR tree-optimization/57417
45 * tree-ssa-sccvn.c (set_ssa_val_to): Compare addresses using
46 get_addr_base_and_unit_offset.
48 2014-04-25 Eric Botcazou <ebotcazou@adacore.com>
51 * config/sparc/sparc.md (ashlsi3_extend): Delete.
53 2014-04-23 Uros Bizjak <ubizjak@gmail.com>
55 Backport from mainline
56 2014-04-21 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.c (ix86_expand_builtin)
60 <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Use temporary
61 register for target RTX.
63 2014-04-07 Martin Jambor <mjambor@suse.cz>
66 * ipa-cp.c (propagate_constants_accross_call): Do not propagate
69 2014-04-07 Dominique d'Humieres <dominiq@lps.ens.fr>
71 Backport from mainline
72 2013-09-14 Iain Sandoe <iains@gcc.gnu.org>
75 * config/darwin.c (darwin_objc2_section): Note if ObjC Metadata
77 (darwin_objc1_section): Likewise.
78 (darwin_file_end): Emit Image Info section when required.
80 2014-04-04 Richard Biener <rguenther@suse.de>
82 * tree-ssanames.c (make_ssa_name_fn): Fix assert.
84 2014-04-01 Richard Biener <rguenther@suse.de>
86 * gimple.h (struct gimple_statement_base): Align subcode to
89 2014-04-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
91 * doc/invoke.texi (mapp-regs): Clarify.
93 2014-03-23 Eric Botcazou <ebotcazou@adacore.com>
95 PR rtl-optimization/60601
96 * bb-reorder.c (fix_up_fall_thru_edges): Test EDGE_FALLTHRU everywhere.
98 2014-03-20 Jakub Jelinek <jakub@redhat.com>
101 * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
102 into CONST, put pic register as first operand of PLUS. Use
103 gen_const_mem for both 32-bit and 64-bit PIC got loads.
105 2014-03-19 Eric Botcazou <ebotcazou@adacore.com>
107 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Remove space.
109 2014-03-18 Kai Tietz <ktietz@redhat.com>
111 PR rtl-optimization/56356
112 * sdbout.c (sdbout_parms): Verify that parms'
113 incoming argument is valid.
114 (sdbout_reg_parms): Likewise.
116 2014-03-18 Richard Biener <rguenther@suse.de>
118 Backport from mainline
119 2013-11-05 Richard Biener <rguenther@suse.de>
122 * tree-dfa.c (get_ref_base_and_extent): Merge common code
123 in MEM_REF and TARGET_MEM_REF handling. Make sure to
124 process trailing array detection before diving into the
125 view-converted object (and possibly apply some extra offset).
127 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
129 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
130 computation using the precision of the index type.
132 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
134 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
135 double ints throughout.
137 2014-03-18 Richard Biener <rguenther@suse.de>
139 Backport from mainline
140 2013-08-27 Richard Biener <rguenther@suse.de>
142 PR tree-optimization/57521
143 * tree-if-conv.c (if_convertible_bb_p): Verify that at least
144 one edge is non-critical.
145 (find_phi_replacement_condition): Make sure to use a non-critical
146 edge. Cleanup and remove old bug workarounds.
147 (bb_postdominates_preds): Remove.
148 (if_convertible_loop_p_1): Do not compute post-dominators.
149 (combine_blocks): Do not free post-dominators.
150 (main_tree_if_conversion): Likewise.
152 2013-09-03 Richard Biener <rguenther@suse.de>
155 * fold-const.c (negate_expr_p): Fix division case.
156 (negate_expr): Likewise.
158 2013-11-19 Richard Biener <rguenther@suse.de>
160 PR tree-optimization/57517
161 * tree-predcom.c (combinable_refs_p): Verify the combination
162 is always executed when the refs are.
164 2014-03-17 Richard Biener <rguenther@suse.de>
166 Backport from mainline
167 2013-05-21 Richard Biener <rguenther@suse.de>
169 PR tree-optimization/57303
170 * tree-ssa-sink.c (statement_sink_location): Properly handle
173 2013-12-02 Richard Biener <rguenther@suse.de>
175 PR tree-optimization/59139
176 * tree-ssa-loop-niter.c (chain_of_csts_start): Properly match
178 (get_val_for): Use gcc_checking_asserts.
180 2014-02-14 Richard Biener <rguenther@suse.de>
182 PR tree-optimization/60183
183 * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
185 (tree_ssa_phiprop): Calculate and free post-dominators.
187 2014-03-14 Georg-Johann Lay <avr@gjlay.de>
189 Backport from 2014-03-14 trunk r208562.
192 * config/avr/avr.c (avr_set_current_function): Pass function name
193 through default_strip_name_encoding before sanity checking instead
194 of skipping the first char of the assembler name.
196 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
198 * config/pa/pa.c (pa_output_move_double): Don't valididate when
199 adjusting offsetable addresses.
201 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
203 Backport from mainline
204 2014-02-21 Jakub Jelinek <jakub@redhat.com>
206 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
207 mode for mask of V8SFmode permutation.
209 Backport from 4.8 branch
210 2014-02-20 Jakub Jelinek <jakub@redhat.com>
213 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
214 gen_reg_rtx if d->testing_p.
215 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
216 expand_vec_perm_broadcast_1): Return early if d->testing_p and
217 we will certainly return true.
219 2014-02-20 Terry Guo <terry.guo@arm.com>
221 Backport from mainline
222 2014-02-08 Terry Guo <terry.guo@arm.com>
224 * doc/invoke.texi: Document ARM -march=armv7e-m.
226 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
228 Backport from mainline
229 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
232 * config/i386/i386.c (construct_container): Remove TFmode check
233 for X86_64_INTEGER_CLASS.
235 2014-02-18 Kai Tietz <ktietz@redhat.com>
237 Backport from mainline
239 * config/i386/i386.c (ix86_expand_prologue): Use
240 rax register as displacement for restoring %r10, %rax.
241 Additional fix wrong offset for restoring both-registers.
243 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
245 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
246 assertion with conditional return.
248 2014-02-18 Jakub Jelinek <jakub@redhat.com>
249 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/driver-i386.c (host_detect_local_cpu): If
253 YMM state is not saved by the OS, also clear has_f16c. Move
254 CPUID 0x80000001 handling before YMM state saving checking.
256 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
258 Backport from mainline
259 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
262 operands[2], not operands[3].
264 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
266 Backport from mainline
267 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
268 Uros Bizjak <ubizjak@gmail.com>
271 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
273 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
275 * doc/invoke.texi: Fix thinko introduced by previous revision.
277 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
279 Backport from mainline.
280 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
283 * doc/invoke.texi (-march): Clarify documentation for ARM.
287 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
289 Backport from mainline
290 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
294 when calculating size of integer atomic types.
296 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
298 Backport from mainline
299 2014-01-30 Jakub Jelinek <jakub@redhat.com>
301 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
303 2014-01-31 Richard Henderson <rth@redhat.com>
306 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
307 until after else_eh is processed.
309 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
311 Backport from mainline
312 2012-12-13 Jakub Jelinek <jakub@redhat.com>
314 PR gcov-profile/55650
315 * coverage.c (coverage_obj_init): Return false if no functions
318 2014-01-25 Walter Lee <walt@tilera.com>
320 Backport from mainline
321 2014-01-25 Walter Lee <walt@tilera.com>
323 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
324 avoid clobbering a live register.
326 2014-01-25 Walter Lee <walt@tilera.com>
328 Backport from mainline
329 2014-01-25 Walter Lee <walt@tilera.com>
331 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
332 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
333 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
334 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
336 2014-01-25 Walter Lee <walt@tilera.com>
338 Backport from mainline
339 2014-01-25 Walter Lee <walt@tilera.com>
341 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
342 insns before bundling.
343 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
345 2014-01-25 Walter Lee <walt@tilera.com>
347 Backport from mainline
348 2014-01-25 Walter Lee <walt@tilera.com>
350 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
351 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
352 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
354 2014-01-25 Walter Lee <walt@tilera.com>
356 Backport from mainline
357 2014-01-25 Walter Lee <walt@tilera.com>
359 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
363 2014-01-25 Walter Lee <walt@tilera.com>
365 Backport from mainline
366 2014-01-25 Walter Lee <walt@tilera.com>
368 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
369 (TARGET_EXPAND_TO_RTL_HOOK): Define.
371 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
372 Jakub Jelinek <jakub@redhat.com>
375 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
376 for SImode_address_operand operands. Return false
377 if operands[1] is a REG.
379 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
381 Backport from mainline
382 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
384 PR rtl-optimization/57422
385 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
388 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
390 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
391 long non-pic millicode calls.
393 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
395 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
396 call to $$dyncall when TARGET_LONG_CALLS is true.
398 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
400 Backport from mainline
401 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
404 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
406 * config/arm/ldmstm.md: Regenerate.
408 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
411 * config/arm/predicates.md (arm_hard_general_register_operand):
413 (arm_hard_register_operand): Remove.
414 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
416 * config/arm/ldmstm.md: Regenerate.
418 2014-01-16 Jakub Jelinek <jakub@redhat.com>
421 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
422 satisfy operand 0 predicate for gathers, use a new pseudo as
425 2014-01-16 Richard Henderson <rth@redhat.com>
428 * reginfo.c (global_regs_decl): Globalize.
429 * rtl.h (global_regs_decl): Declare.
430 * ira.c (do_reload): Diagnose frame_pointer_needed and it
431 reserved via global_regs.
433 2014-01-16 Marek Polacek <polacek@redhat.com>
435 Backport from mainline
436 2014-01-16 Marek Polacek <polacek@redhat.com>
439 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
440 it is error_mark_node.
442 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
445 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
448 from prefetch_block tune setting.
450 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
452 PR rtl-optimization/54300
453 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
454 outputs in a single-set are killed from the value chains.
456 2014-01-10 Huacai Chen <chenhc@lemote.com>
458 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
459 kernel strings for Loongson-2E/2F/3A.
461 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
463 Backport from mainline
464 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
467 from prefetch_block tune setting.
468 (nocona_cost): Correct size of prefetch block to 64.
470 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
472 * doc/invoke.texi (output file options): Add missing markers.
474 2013-12-11 Kai Tietz <ktietz@redhat.com>
477 * config/i386/i386.c (ix86_expand_prologue): plus_constant
478 takes no mode-argument.
480 2013-12-10 Kai Tietz <ktietz@redhat.com>
483 * config/i386/i386.c (ix86_expand_prologue): Address saved
484 registers stack-relative, not via frame-pointer.
486 2013-12-03 Marek Polacek <polacek@redhat.com>
488 Backport from mainline
489 2013-12-03 Marek Polacek <polacek@redhat.com>
492 * c-decl.c (build_compound_literal): Allow compound literals with
495 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
497 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
500 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
502 Backport from mainline
503 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
507 Declare as MULTI_ARG_1_SF instruction.
508 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
509 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
510 from *xop_vmfrcz_<mode>.
511 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
512 to merge scalar result with __A.
513 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
516 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
518 Backport from mainline
519 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
522 ix86_address_subreg_operand. Move subreg checks to
523 ix86_validate_address_register. Move address override check to
524 ix86_legitimate_address_p.
525 (ix86_validate_address_register): New function.
526 (ix86_legitimate_address_p): Call ix86_validate_address_register
527 to validate base and index registers. Add address override check
528 from ix86_decompose_address.
529 (ix86_decompose_address): Remove.
531 Backport from mainline
532 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.c (ix86_address_subreg_operand): Do not
536 reject non-integer subregs.
537 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
538 Move check for invalid x32 constant addresses ...
539 (ix86_legitimate_address_p): ... here.
541 Bacport from mainline
542 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
545 addresses only when %reg is not in word mode.
547 2013-11-10 Karlson2k <k2k@narod.ru>
548 Kai Tietz <ktietz@redhat.com>
552 * configure.ac: Adding for exported symbols check
553 and for rdynamic-check executable-extension.
554 * configure: Regenerated.
556 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
559 * config/i386/i386.md (push peepholer/splitter): Use Pmode
560 with stack_pointer_rtx.
562 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
566 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
568 Backport from mainline
569 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
573 Remove CCCmode handling.
574 <case LTU>: Return 'c' suffix for CCCmode.
575 <case GEU>: Return 'nc' suffix for CCCmode.
576 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
577 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
578 (*sub<mode>3_cc_overflow): Ditto.
579 (*subsi3_zext_cc_overflow): Ditto.
581 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
583 Backport from mainline
584 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
588 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
589 and SI_REG for 64bit SYSV ABI targets.
591 2013-10-25 Richard Henderson <rth@twiddle.net>
594 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
595 instead of create_convert_operand_to.
596 (maybe_emit_sync_lock_test_and_set): Likewise.
597 (expand_atomic_compare_and_swap): Likewise.
598 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
600 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
602 PR rtl-optimization/58831
603 * alias.c (init_alias_analysis): At the beginning of each iteration,
604 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
606 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
608 * recog.c (search_ofs): New static variable moved from...
609 (peep2_find_free_register): ...here.
610 (peephole2_optimize): Initialize it.
612 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
614 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
616 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
618 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
619 assignment statements.
621 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
623 * config/pa/pa.md: In "scc" insn patterns, change output template to
624 handle const0_rtx in reg_or_0_operand operands.
626 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
627 Paolo Carlini <paolo.carlini@oracle.com>
630 * doc/implement-cxx.texi: Fix references to the C++ standards.
632 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
635 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
638 2013-09-12 Terry Guo <terry.guo@arm.com>
640 Backport from mainline
641 2012-09-17 Richard Guenther <rguenther@suse.de>
644 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
645 FIXED_VALUE_TYPE instead of struct fixed_value.
647 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
650 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
651 support conditional execution.
652 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
654 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
656 Backport from mainline
657 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
659 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
660 "cmp" RTX before signed_comparison_operator check to account
663 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
665 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
667 2013-09-01 Iain Sandoe <iain@codesourcery.com>
670 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
672 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
673 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
674 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
676 * doc/tm.texi: Regenerate.
677 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
679 * config/darwin-c.c: Include target.h.
680 (darwin_objc_declare_unresolved_class_reference): New function.
681 (darwin_objc_declare_class_definition): New function.
682 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
683 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
685 2013-09-01 Iain Sandoe <iain@codesourcery.com>
687 Backport from mainline:
688 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
691 it is not needed after split.
693 2013-07-20 Iain Sandoe <iain@codesourcery.com>
696 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
697 second label for nonlocal goto receivers. Don't output pic base labels
698 unless we're producing PIC; mark that action unreachable().
699 (ix86_save_reg): If the function contains a nonlocal label, save the
701 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
702 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
703 (update_pic_label_number_if_needed): New.
704 (machopic_output_function_base_name): Adjust for nonlocal receiver
706 (machopic_should_output_picbase_label): New.
707 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
708 (nonlocal_goto_receiver): New insn and split.
710 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
712 Backport from mainline
713 2013-08-27 Christian Widmer <shadow@umbrox.de>
716 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
717 of Ivy Bridge processors.
719 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
722 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
723 suggested mode for the assignment isn't compatible with the
726 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
728 Backport from mainline
729 2013-08-12 Perez Read <netfirewall@gmail.com>
732 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
733 operand 0 for intel asm alternative.
734 (*movabs<mode>_2): Ditto for operand 1.
736 2013-08-13 Marek Polacek <polacek@redhat.com>
739 2013-0813 Marek Polacek <polacek@redhat.com>
740 Jakub Jelinek <jakub@redhat.com>
742 PR tree-optimization/57980
743 * tree-tailcall.c (process_assignment): Return false
744 when not dealing with integers or floats.
746 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
748 Backport from mainline
749 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
751 * collect2-aix.h: Define F_LOADONLY.
753 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
755 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
756 the implied StoreLoad barrier for atomic operations if before.
758 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
760 Backport from 2013-07-11 trunk r200901.
763 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
764 name seen by assembler/linker if available.
766 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
768 Backport from 2013-07-10 trunk r200872.
771 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
774 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
776 Backport from mainline
777 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
779 * config/i386/sse.md (sse_movlhps): Change alternative 3
782 2013-07-09 Joseph Myers <joseph@codesourcery.com>
784 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
785 adjust register size for TDmode and TFmode for VSX registers.
787 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
789 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
791 2013-07-08 Jakub Jelinek <jakub@redhat.com>
793 PR rtl-optimization/57829
794 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
795 mask bits outside of mode are just sign-extension from mode to HWI.
797 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
799 Backport from mainline
800 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/i386.c (construct_container): Report error if
804 long double is used with disabled x87 float returns.
806 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
808 Backport from mainline
809 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
812 * collect2.c (collect_atexit): New.
813 (collect_exit): Delete.
814 (main): Register collect_atexit with atexit.
815 (collect_wait): Change collect_exit to exit.
817 * collect2.h (collect_exit): Delete.
818 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
820 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
822 Backport from mainline
823 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
825 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
826 cmp_code to construct REG_EQUAL note.
828 Backport from mainline
829 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
831 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
832 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
834 Backport from mainline
835 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
838 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
839 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
840 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
842 2013-06-09 Jakub Jelinek <jakub@redhat.com>
845 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
846 that operands[2] doesn't overlap with operands[0].
848 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
851 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
852 for non-sse2 targets. Simplify mode attribute calculation.
854 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
856 Backport from mainline
857 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
860 cache parameters using detect_caches_amd also for CYRIX,
861 NSC and TM2 signatures.
863 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
864 Dzianis Kahanovich <mahatma@eu.by>
868 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
869 VIA/Centaur processors and determine their cache parameters
870 using detect_caches_amd.
872 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
874 * config/i386/i386.c (ix86_option_override_internal): Add
875 PTA_POPCNT to corei7 entry.
877 2013-05-14 Richard Biener <rguenther@suse.de>
879 PR gcov-profile/57269
880 Backport from mainline
881 2012-06-30 Nathan Sidwell <nathan@acm.org>
883 * coverage.c (coverage_init): Read counts file before writing
886 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
889 Backport from mainline
890 2013-01-22 Jakub Jelinek <jakub@redhat.com>
893 * config/i386/i386.md (UNSPEC_STOS): New.
894 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
895 *strsetqi_1): Add UNSPEC_STOS.
897 2013-05-10 Joey Ye <joey.ye@arm.com>
899 Backport from mainline
900 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
903 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
905 (thumb1_extendhisi2): Reduce Thumb pool range.
906 (arm_movdi): Likewise.
907 (thumb1_movdi_insn): Likewise.
908 (thumb1_movsi_insn): Likewise.
909 (pic_load_addr_unified): Likewise.
910 (pic_load_addr_32bit): Likewise.
911 (pic_load_addr_thumb1): Likewise.
912 (thumb1_movhf): Likewise.
913 (arm_movsf_soft_insn): Likewise.
914 (thumb1_movsf_soft_insn): Likewise.
915 (movdf_soft_insn): Likewise.
916 (thumb1_movdf_soft_insn): Likewise.
917 * config/arm/neon.md (*neon_mov<mode>): Likewise.
918 (*neon_mov<mode>): Likwise.
919 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
920 (*thumb2_movhi_insn): Likewise.
921 (*thumb2_extendqisi_v6): Likewise.
922 (*thumb2_zero_extendqisi_v6): Likewise.
923 (*thumb2_zero_extendqisi2_v6): Likewise.
924 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
925 (*movdi_vfp): Likewise.
926 (*movdi_vfp_cortexa8): Likewise.
927 (*thumb2_movsf_vfp): Likewise.
928 (*thumb2_movdf_vfp): Likewise.
930 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
932 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
933 Add mthumb/march=armv7-a multilib.
934 Add mthumb/march=armv7-r multilib.
935 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
937 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
940 * config/v850/t-rtems: Add more multilibs.
942 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
945 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
948 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
949 to save TFmode registers and DImode to save TImode registers for
950 caller save operations.
951 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
952 mark being partially clobbered since they only use the first
955 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
956 and TDmode only use the upper 64-bits of each VSX register.
958 2013-05-03 Marek Polacek <polacek@redhat.com>
960 Backport from mainline
961 2013-04-25 Marek Polacek <polacek@redhat.com>
963 PR tree-optimization/57066
964 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
966 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
968 Backport from mainline
969 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
974 (*zero_extendsidi2): Ditto.
976 Backport from mainline
977 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
982 2013-04-29 Christian Bruel <christian.bruel@st.com>
985 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
987 2013-04-27 Jakub Jelinek <jakub@redhat.com>
990 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
991 the immediate rotate count.
993 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
995 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
997 2013-04-19 Matthias Klose <doko@ubuntu.com>
1001 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1003 Backport from mainline
1004 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1005 Alexander Monakov <amonakov@ispras.ru>
1008 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1009 flush pending lists also on non-jumps. Adjust comment.
1012 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1014 * sched-deps.c (add_dependence_list_and_free): Simplify.
1015 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
1016 lists when add_dependence_list_and_free doesn't free them.
1018 2013-04-19 Marek Polacek <polacek@redhat.com>
1020 Backport from mainline
1021 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
1022 Jakub Jelinek <jakub@redhat.com>
1024 PR tree-optimization/48189
1025 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1026 If nitercst is 0, don't predict the exit edge.
1028 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
1030 Backport from mainline
1031 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1032 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
1034 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
1037 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1039 * doc/tm.texi: Update.
1040 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
1041 * target.def (force_at_comp_dir): New hook.
1042 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
1043 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
1045 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
1048 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
1049 (S_MODES): Set H_MODE bit.
1050 (SF_MODES): Set only S_MODE and SF_MODE bits.
1051 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
1052 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
1053 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
1054 <MODE_FLOAT>: Likewise.
1056 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1058 Backport from mainline:
1059 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1062 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
1063 nuses, make sure we have a label.
1065 2013-04-11 Richard Biener <rguenther@suse.de>
1067 * BASE-VER: Set to 4.7.4.
1068 * DEV-PHASE: Set to prerelease.
1070 2013-04-11 Release Manager
1072 * GCC 4.7.3 released.
1074 2013-04-10 David S. Miller <davem@davemloft.net>
1076 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
1077 or -mcpu=hypersparc.
1079 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
1083 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1085 Backport from mainline
1086 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1087 Alexander Monakov <amonakov@ispras.ru>
1090 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1091 flush pending lists also on non-jumps. Adjust comment.
1093 2013-04-03 Richard Biener <rguenther@suse.de>
1095 PR tree-optimization/56501
1096 * tree-switch-conversion.c (check_process_case): Properly
1097 handle !single_succ_p case.
1099 2013-04-03 Jakub Jelinek <jakub@redhat.com>
1101 Backported from mainline
1102 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1104 PR tree-optimization/56539
1105 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1106 instead of GSI_CONTINUE_LINKING as last argument to
1107 force_gimple_operand_gsi. Adjust function comment.
1109 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1112 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
1113 (avoid_complex_debug_insns): New function.
1114 (expand_debug_locations): Call it.
1116 2013-04-02 Wei Mi <wmi@google.com>
1118 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1119 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1120 *<rotate_insn><mode>3_mask in i386.md.
1122 2013-04-02 Richard Biener <rguenther@suse.de>
1125 Backport from mainline
1126 2012-05-16 Richard Guenther <rguenther@suse.de>
1128 * tree-inline.c (declare_return_variable): Properly handle
1129 DECL_BY_REFERENCE return vars in SSA form.
1131 2013-04-01 Wei Mi <wmi@google.com>
1133 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1134 Truncate operand 2 using %b asm operand modifier.
1135 (*<shift_insn><mode>3_mask): Ditto.
1136 (*<rotate_insn><mode>3_mask): Ditto.
1138 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (*movsf_internal): Change type of
1141 alternatives 3,4 to imov.
1143 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1145 Backport from mainline
1146 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
1149 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
1150 when the may_trap_p bit of the exprs being merged differs.
1151 Reorder tests for speculativeness in the logical and operator.
1153 Backport from mainline
1154 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1157 * sel-sched-ir.c (free_sched_pools): Release
1158 succs_info_pool.stack[succs_info_pool.max_top] vectors too
1159 if succs_info_pool.max_top isn't -1.
1161 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1163 Backport from mainline
1164 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
1167 * sel-sched.c: Include ira.h.
1168 (implicit_clobber_conflict_p): New function.
1169 (moveup_expr): Use it.
1170 * Makefile.in (sel-sched.o): Depend on ira.h.
1172 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1174 Backport from mainline
1175 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1176 Alexander Monakov <amonakov@ispras.ru>
1179 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1180 flush pending lists also on non-jumps. Adjust comment.
1182 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
1184 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1185 * doc/extend.texi (Named Address Spaces): Ditto.
1186 (Variable Attributes): Ditto.
1188 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1190 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1191 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1194 2013-03-27 Walter Lee <walt@tilera.com>
1196 Backport from mainline:
1197 2013-03-27 Walter Lee <walt@tilera.com>
1199 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1200 double-decrement of next_scratch_regno.
1202 2013-03-27 Walter Lee <walt@tilera.com>
1204 Backport from mainline:
1205 2013-03-27 Walter Lee <walt@tilera.com>
1207 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1209 (insn_v1mulus): Ditto.
1210 (insn_v2muls): Ditto.
1212 2013-03-27 Walter Lee <walt@tilera.com>
1214 Backport from mainline:
1215 2013-03-27 Walter Lee <walt@tilera.com>
1217 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1219 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1221 2013-03-27 Walter Lee <walt@tilera.com>
1223 Backport from mainline:
1224 2013-03-27 Walter Lee <walt@tilera.com>
1226 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1228 (*sibcall_value): Ditto.
1230 2013-03-27 Walter Lee <walt@tilera.com>
1232 Backport from mainline:
1233 2013-03-27 Walter Lee <walt@tilera.com>
1235 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1236 (insn_mnz_v8qi): ... this ...
1237 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1239 (insn_v<n>mnz): Replaced by ...
1240 (insn_v1mnz): ... this ...
1241 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1243 (insn_mz_<mode>): Replaced by ...
1244 (insn_mz_v8qi): ... this ...
1245 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1247 (insn_v<n>mz): Replaced by ...
1248 (insn_v1mz): ... this ...
1249 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1252 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1254 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1256 2013-03-26 Richard Biener <rguenther@suse.de>
1258 Backport from mainline:
1259 2013-03-13 Richard Biener <rguenther@suse.de>
1261 PR tree-optimization/56608
1262 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1263 calls when vectorizing basic-blocks.
1265 2013-03-05 Richard Biener <rguenther@suse.de>
1267 PR tree-optimization/56270
1268 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1269 of loads after scheduling an SLP instance.
1271 2013-03-26 Walter Lee <walt@tilera.com>
1273 Backport from mainline:
1274 2013-03-26 Walter Lee <walt@tilera.com>
1276 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1277 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1279 2013-03-26 Walter Lee <walt@tilera.com>
1281 Backport from mainline:
1282 2013-03-25 Walter Lee <walt@tilera.com>
1284 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1285 TILEGX_INSN_SHUFFLEBYTES1.
1286 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1288 (tilegx_builtins): Ditto.
1289 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1291 2013-03-26 Walter Lee <walt@tilera.com>
1293 Backport from mainline:
1294 2013-03-25 Walter Lee <walt@tilera.com>
1296 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1297 tests for constraint J, K, N, P.
1299 2013-03-26 Walter Lee <walt@tilera.com>
1301 Backport from mainline:
1302 2013-03-25 Walter Lee <walt@tilera.com>
1304 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1305 Use indirect/pcrel encoding.
1306 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1309 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1311 Backport from mainline:
1312 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1313 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1316 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1317 (musermode): Convert to Var(TARGET_USERMODE).
1318 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1319 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1320 * config/sh/sh.c (sh_option_override): Use
1321 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1322 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1324 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1326 (udivsi3_i4_single, divsi3_i4_single): Use
1327 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1328 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1329 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1330 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1331 (SUBTARGET_OVERRIDE_OPTIONS): New.
1333 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1335 Backport from mainline:
1336 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1338 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1339 to m2a-single instead of m2e.
1341 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1347 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1350 * config/i386/i386.c (init_cumulative_args): Also set
1351 cum->callee_return_avx256_p.
1352 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1353 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1355 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1356 callee_return_avx256_p.
1358 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1360 Backport from mainline:
1361 2012-12-04 Ian Lance Taylor <iant@google.com>
1363 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1364 output the real type.
1366 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1369 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1370 (PLUS_EXPR): Likewise.
1371 * doc/cppopts.texi (--help): Likewise.
1372 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1373 (-fdump-rtl-cprop_hardreg): Likewise.
1374 (-fdump-rtl-csa): Likewise.
1375 (-fdump-rtl-dce): Likewise.
1376 (-fdump-rtl-dbr): Likewise.
1377 (-fdump-rtl-into_cfglayout): Likewise.
1378 (-fdump-rtl-outof_cfglayout): Likewise.
1380 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1383 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1384 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1387 2013-03-14 Seth LaForge <sethml@google.com>
1390 Backport from mainline
1391 2012-10-22 Julian Brown <julian@codesourcery.com>
1393 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1394 VFP D registers in big-endian mode.
1396 2013-03-08 Joey Ye <joey.ye@arm.com>
1398 Backport from mainline
1399 2013-03-06 Joey Ye <joey.ye@arm.com>
1402 * gcc.c (convert_white_space): New function.
1403 (main): Handles white space in function name.
1405 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1407 Backport from mainline
1408 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1411 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1412 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1413 to SH_DIV_CALL_TABLE for TARGET_SH2.
1414 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1416 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1417 mdiv= call-div1, call-fp, call-table options.
1419 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1421 * config.gcc (arm*-*-rtemself*): New.
1422 (arm*-*-rtems*): Removed.
1423 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1424 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1426 2013-03-01 Richard Biener <rguenther@suse.de>
1428 Backport from mainline
1429 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1431 PR tree-optimization/55481
1432 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1433 back to general rewriting if we cannot leave an original biv
1436 2013-03-01 Richard Biener <rguenther@suse.de>
1438 Backport from mainline
1439 2012-04-10 Richard Guenther <rguenther@suse.de>
1442 * gimple-low.c (gimple_check_call_args): Properly account for
1443 compatible aggregate types.
1445 2013-02-26 Nick Clifton <nickc@redhat.com>
1448 Import this patch from the mainline:
1450 2012-08-17 Nick Clifton <nickc@redhat.com>
1452 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1453 (branch_true): Likewise.
1454 (branch_false): Likewise.
1456 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1458 PR tree-optimization/56443
1459 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1460 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1461 to type_for_mode langhook.
1463 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1466 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1469 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1471 Backported from mainline
1472 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1474 PR tree-optimization/56350
1475 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1476 if haven't found reduction or nested cycle operand, rather than
1477 asserting we must find it.
1479 PR tree-optimization/56381
1480 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1483 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1485 PR tree-optimization/56250
1486 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1487 if type is unsigned and code isn't MULT_EXPR.
1489 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1492 * omp-low.c (use_pointer_for_field): Return false if
1493 lower_send_shared_vars doesn't generate any copy-out code.
1495 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1497 PR tree-optimization/55110
1498 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1499 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1501 2013-02-18 Richard Biener <rguenther@suse.de>
1504 2013-02-04 Richard Biener <rguenther@suse.de>
1506 Backport from mainline
1507 2012-07-04 Richard Guenther <rguenther@suse.de>
1509 PR tree-optimization/53844
1510 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1511 the loop virtual PHI.
1513 2013-02-13 David S. Miller <davem@davemloft.net>
1515 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1517 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1519 Backport from mainline
1520 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1522 PR rtl-optimization/56275
1523 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1524 offset is non-negative and less than cmode size before
1525 calling simplify_subreg.
1527 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1529 Backport from mainline
1530 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/sse.md (FMAMODEM): New mode iterator.
1533 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1534 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1536 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1539 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1540 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1542 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1544 Backport from mainline
1545 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1548 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1549 If there is no implicit builtin declaration, just return NULL.
1551 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1552 Michael Meissner <meissner@linux.vnet.ibm.com>
1554 Backport from mainline
1555 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1556 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1558 2013-02-07 David S. Miller <davem@davemloft.net>
1560 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1562 * var-tracking.c (vt_add_function_parameter): Test the presence of
1563 HAVE_window_save properly and do not remap argument registers when
1564 we have a leaf function.
1566 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1568 Backport from mainline
1569 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1572 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1574 * config/i386/i386.c (ix86_print_operand): Ditto.
1576 2013-02-07 Alan Modra <amodra@gmail.com>
1579 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1580 static chain, set REST_INLINE_FPRS too.
1582 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1584 Backport from mainline
1585 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1587 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1588 * configure: Regenerate.
1590 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1592 Backport from mainline
1593 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1594 Andrew Dixie <andrewd@gentrack.com>
1596 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1599 2013-02-05 Richard Biener <rguenther@suse.de>
1601 Backport from mainline
1602 2012-12-10 Richard Biener <rguenther@suse.de>
1604 PR tree-optimization/55107
1605 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1606 (bitmap_set_replace_value): Add gcc_unreachable.
1607 (do_regular_insertion): Re-write all_same handling. Insert
1608 an assignment instead of a PHI in this case.
1609 (execute_pre): Do not record constified events.
1611 2013-02-05 Richard Biener <rguenther@suse.de>
1613 PR tree-optimization/54767
1614 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1615 backedges drop all symbolical range information.
1616 (execute_vrp): Compute backedges.
1618 2013-02-04 Richard Biener <rguenther@suse.de>
1620 Backport from mainline
1621 2012-01-11 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/44061
1624 * tree-vrp.c (extract_range_basic): Compute zero as
1625 value-range for __builtin_constant_p of function parameters.
1627 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1630 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1632 2013-02-04 Richard Biener <rguenther@suse.de>
1634 Backport from mainline
1635 2012-07-04 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/53844
1638 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1639 the loop virtual PHI.
1641 2012-12-13 Richard Biener <rguenther@suse.de>
1644 * tree-streamer.c (record_common_node): Check that we are not
1645 recursively pre-loading nodes we want to skip. Handle
1646 char_type_node appearing as part of va_list_type_node.
1648 2013-02-04 Richard Biener <rguenther@suse.de>
1651 * gimple.h (gimple_call_builtin_class_p): New function.
1652 * gimple.c (validate_call): New function.
1653 (gimple_call_builtin_class_p): Likewise.
1654 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1655 Use gimple_call_builtin_class_p.
1656 (find_func_clobbers): Likewise.
1657 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1658 (strlen_optimize_stmt): Likewise.
1660 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1662 Backported from mainline
1663 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1665 PR tree-optimization/56125
1666 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1667 pow(x,c) into sqrt(x) * powi(x, n/2) or
1668 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1669 optimizing for size.
1670 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1671 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1674 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1676 PR tree-optimization/56098
1677 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1678 for stmts with volatile ops.
1679 (cond_store_replacement): Don't optimize if assign has volatile ops.
1680 (cond_if_else_store_replacement_1): Don't optimize if either
1681 then_assign or else_assign have volatile ops.
1683 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1686 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1687 instead of cmpdi_operand for first comparison operand.
1688 Don't assert that comparison operands aren't both constants.
1690 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1692 PR tree-optimization/56051
1693 * fold-const.c (fold_binary_loc): Don't fold
1694 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1695 a narrowing conversion, or widening conversion from signed
1698 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1701 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1702 the case where writing real complex part of target modifies
1705 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1708 * function.c (thread_prologue_and_epilogue_insns): Always
1709 add crtl->drap_reg to set_up_by_prologue.set, even if
1710 stack_realign_drap is false.
1712 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1714 PR tree-optimization/55921
1715 * tree-complex.c (expand_complex_asm): New function.
1716 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1718 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1720 PR rtl-optimization/55838
1721 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1722 iv0.step, iv1.step and step.
1724 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1727 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1728 * gimple-low.c: Include langhooks.c.
1729 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1730 by default call lang_hooks.block_may_fallthru.
1731 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1733 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1734 (LANG_HOOKS_INITIALIZER): Use it.
1736 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1739 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1740 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1741 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1742 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1743 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1745 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1747 PR tree-optimization/55236
1748 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1749 and signed ARG0_TYPE, force low and high to be non-NULL.
1751 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1753 PR rtl-optimization/54127
1754 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1755 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1756 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1757 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1758 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1760 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1762 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1763 range isn't testing for zero.
1765 2013-01-29 Richard Biener <rguenther@suse.de>
1767 PR tree-optimization/56113
1768 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1770 (label_visit): Free duplicate bitmaps and record the leader instead.
1771 (perform_var_substitution): Adjust.
1773 2013-01-28 Serowk <serowk@yandex.ru>
1776 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1777 Fix mode checks to allow for the passing of constants in the
1779 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1780 Add entries in the switch statement for builtin iwmmxt vector
1781 shift and rotate builtins.
1783 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1785 Backport from mainline
1786 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1790 operand 0 in movabs insn template for -masm=intel asm alternative.
1791 (*movabs<mode>_2): Ditto for operand 1.
1793 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1795 Backport from mainline
1796 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1799 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1800 alternative to (o,r).
1801 (*movdi_internal_rex64): Remove (!o,n) alternative.
1802 (DImode immediate->memory splitter): Remove.
1803 (DImode immediate->memory peephole2): Remove.
1804 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1805 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1806 alternative to (!o,*r).
1807 (*movtf_internal_sse): New pattern.
1808 (*movxf_internal_rex64): New pattern.
1809 (*movxf_internal): Disable for TARGET_64BIT.
1810 (*movdf_internal_rex64): Remove (!o,F) alternative.
1812 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1815 involving stack registers slightly.
1817 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1819 * config/i386/constraints.md (Yf): New constraint.
1820 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1821 of f constraint to conditionaly disable x87 register preferences.
1822 (*movdf_internal): Ditto.
1823 (*movsf_internal): Ditto.
1825 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1828 (*movtf_internal_rex64): Add (!o,C) alternative
1829 (*movxf_internal_rex64): Ditto.
1830 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1832 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1834 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1836 2013-01-24 Martin Jambor <mjambor@suse.cz>
1838 Backport from mainline
1839 2013-01-04 Martin Jambor <mjambor@suse.cz>
1841 PR tree-optimization/55755
1842 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1843 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1845 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1847 Backport from mainline
1848 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1852 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1854 PR rtl-optimization/56023
1855 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1856 dependent on debug instruction.
1858 2013-01-21 Martin Jambor <mjambor@suse.cz>
1860 Backport from mainline
1861 2013-01-17 Martin Jambor <mjambor@suse.cz>
1863 PR tree-optimizations/55264
1864 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1865 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1866 for virtual functions.
1867 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1868 for virtual methods.
1869 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1870 virtual methods before inlining is over.
1872 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1874 Backport from mainline
1875 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1878 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1879 store through atomic_store<mode>_1.
1880 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1882 2013-01-16 Richard Biener <rguenther@suse.de>
1885 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1886 account for bitpos when computing alignment.
1888 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1890 Backport from 2013-01-14 trunk r195169.
1893 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1894 etc. to 1 and not to __flash.
1895 Use LL suffix for __INT24_MAX__ with -mint8.
1896 Use ULL suffix for __UINT24_MAX__ with -mint8.
1898 2013-01-14 Matthias Klose <doko@ubuntu.com>
1900 * doc/invoke.texi: Document -print-multiarch.
1901 * doc/install.texi: Document --enable-multiarch.
1902 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1903 * configure.ac: Add --enable-multiarch option.
1904 Substitute with_cpu, with_float.
1905 * configure: Regenerate.
1906 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1907 enable_multiarch, with_cpu, with_float: New macros.
1908 if_multiarch: New macro, define in terms of enable_multiarch.
1909 * genmultilib: Add new argument for the multiarch name.
1910 * gcc.c (multiarch_dir): Define.
1911 (for_each_path): Search for multiarch suffixes.
1912 (driver_handle_option): Handle multiarch option.
1913 (do_spec_1): Pass -imultiarch if defined.
1914 (main): Print multiarch.
1915 (set_multilib_dir): Separate multilib and multiarch names
1916 from multilib_select.
1917 (print_multilib_info): Ignore multiarch names in multilib_select.
1918 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1919 * cppdefault.h (default_include): Document multiarch in multilib
1921 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1922 include directory for multiarch directories.
1923 * common.opt: New options --print-multiarch and -imultilib.
1925 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1926 Include i386/t-linux.
1927 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1928 Include i386/t-kfreebsd.
1929 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1930 * config/i386/t-linux64: Add multiarch names in
1931 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1932 * config/i386/t-gnu: New file.
1933 * config/i386/t-kfreebsd: Likewise.
1934 * config/i386/t-linux: Likewise.
1936 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1937 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1938 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1939 for 32bit non-biarch configurations.
1941 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1942 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1945 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1947 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1949 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1950 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1951 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1953 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1954 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1955 Include rs6000/t-linux for 32bit non-biarch configurations.
1957 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1959 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1961 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1962 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1964 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1965 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1967 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1969 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1970 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1971 (vect_estimate_min_profitable_iter): Adjust to above fix.
1972 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1974 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1976 Backport from mainline
1977 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1979 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1980 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1981 documentation. Add missing '__' in front of
1982 __builtin_ia32_packssdw256.
1984 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1986 Backport from mainline
1987 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1990 attribute of movddup insn to DF.
1991 (*vec_interleave_lowv2df): Ditto.
1992 (vec_dupv2df): Ditto.
1994 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1996 Backport from 2013-01-07 trunk r194991, r194992.
1999 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
2002 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
2003 (avr_addrspace_t): Add .section_name field.
2004 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
2006 (avr_addrspace): Same. Initialize .section_name. Remove last
2007 NULL entry. Put __memx into .progmemx.data.
2008 (progmem_section_prefix): Remove.
2009 (avr_asm_init_sections): No need to initialize progmem_section.
2010 (avr_asm_named_section): Use avr_addrspace[].section_name to get
2011 section name prefix.
2012 (avr_asm_select_section): Ditto. And use get_unnamed_section to
2013 retrieve the progmem section.
2014 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
2015 boundary to run over avr_addrspace[].
2016 (avr_register_target_pragmas): Ditto.
2018 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2020 Backport from 2013-01-07 trunk r194978.
2023 * doc/install.texi (Cross-Compiler-Specific Options): Document
2026 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2028 Backport from 2013-01-07 trunk r194968.
2031 * config/avr/t-avr: Don't automatically rebuild
2032 $(srcdir)/config/avr/t-multilib
2033 $(srcdir)/config/avr/avr-tables.opt
2034 (avr-mcus): New phony target to build them on request.
2035 (s-avr-mlib): Remove.
2036 * avr/avr-mcus.def: Adjust comments.
2038 2013-01-07 Terry Guo <terry.guo@arm.com>
2040 Backport from mainline
2041 2012-12-19 Terry Guo <terry.guo@arm.com>
2043 * config/arm/arm.c (thumb_find_work_register): Check argument
2044 register number based on current PCS.
2046 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
2048 Backport from mainline
2049 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
2052 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
2053 selected code model, define __code_mode_small__, __code_model_medium__,
2054 __code_model_large__, __code_model_32__ or __code_model_kernel__.
2055 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
2056 xchg temporary register with %k. Declare temporary register as
2058 [__x86_64__]: For medium and large code models, preserve %rbx register.
2060 2013-01-03 Richard Henderson <rth@redhat.com>
2062 * config/i386/i386.c (ix86_expand_move): Always assign to op1
2063 after eliminating TLS symbols.
2065 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2068 * config/pa/pa.md (movsi): Revert previous change.
2069 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
2072 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
2075 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
2078 2013-01-02 Jason Merrill <jason@redhat.com>
2081 * tree.c (build_array_type_1): Revert earlier change.
2083 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2086 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
2087 after reload starts.
2089 2012-12-21 Martin Jambor <mjambor@suse.cz>
2091 PR tree-optimization/55355
2092 * tree-sra.c (type_internals_preclude_sra_p): Also check that
2093 bit_position is small enough to fit a single HOST_WIDE_INT.
2095 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2097 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2099 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2101 Backport from mainline
2102 2012-10-15 Matthias Klose <doko@ubuntu.com>
2104 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2105 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2107 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
2108 Tomash Brechko <tomash.brechko@gmail.com>
2111 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
2112 handling of before and after cases.
2113 * config/sparc/sync.md (atomic_store): Fix pasto.
2115 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
2117 * optabs.c (expand_atomic_store): Elide redundant model test.
2119 2012-12-13 Richard Henderson <rth@redhat.com>
2122 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2124 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
2127 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
2128 (tldo_stb_sp64): Likewise.
2129 (tldo_sth_sp32): Likewise.
2130 (tldo_sth_sp64): Likewise.
2131 (tldo_stw_sp32): Likewise.
2132 (tldo_stw_sp64): Likewise.
2133 (tldo_stx_sp64): Likewise.
2135 2012-12-10 Kai Tietz <ktietz@redhat.com>
2138 * print-tree.c (print_node): Cast from pointer via uintptr_t.
2140 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
2142 Backport from mainline
2143 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
2144 H.J. Lu <hongjiu.lu@intel.com>
2147 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
2148 before using it as insn or call equivalent.
2150 2012-12-06 Jason Merrill <jason@redhat.com>
2153 * tree.c (build_array_type_1): Re-layout if we found it in the
2156 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2158 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
2159 opaque cond in all call insns.
2161 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
2163 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
2164 area if the function allocates dynamic stack space.
2165 (ia64_initial_elimination_offset): Adjust offsets to above change.
2167 2012-12-03 Richard Biener <rguenther@suse.de>
2169 Backport from mainline
2170 2012-09-24 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/53663
2173 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
2174 native encode/interpret translation on VN_WALKREWRITE.
2176 2012-12-03 Kai Tietz <ktietz@redhat.com>
2179 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
2182 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
2185 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
2187 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2189 Backport from mainline:
2190 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2193 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
2194 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2195 (in_nullified_branch_delay): Likewise.
2196 (in_call_delay): Likewise.
2197 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2198 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2199 the $$sh_func_adrs call as variable. Update type of sibcalls and
2200 $$sh_func_adrs call.
2201 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2202 length instead of adjustment. Handle negative and undefined call
2203 adjustments for insn_default_length. Remove adjustment for millicode
2204 insn with unfilled delay slot.
2205 (pa_output_millicode_call): Update for revised millicode length.
2206 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2208 2012-11-29 Kai Tietz <ktietz@redhat.com>
2211 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2212 use by XNEWVEC/XRESIZEVEC.
2214 * i386.c (get_scratch_register_on_entry): Handle
2215 thiscall-convention.
2216 (split_stack_prologue_scratch_regno): Likewise.
2217 (ix86_static_chain): Likewise.
2218 (x86_output_mi_thunk): Likewise.
2220 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2222 Backported from mainline
2223 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2224 Markus Trippelsdorf <markus@trippelsdorf.de>
2227 * lto-opts.c (lto_write_options): Also handle
2228 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2229 OPT_SPECIAL_program_name.
2232 * lto-wrapper.c (merge_and_complain): Handle
2233 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2234 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2236 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2238 PR rtl-optimization/55489
2239 * gcse.c (compute_transp): Precompute a canonical version
2240 of XEXP (x, 0), and pass it to canon_true_dependence.
2242 2012-11-27 Richard Biener <rguenther@suse.de>
2245 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2246 stmt with a NOP instead of removing it.
2248 2012-11-26 Richard Biener <rguenther@suse.de>
2250 Backport from mainline
2251 2012-10-19 Richard Biener <rguenther@suse.de>
2253 PR tree-optimization/54976
2254 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2255 Robustify against odd inner_mode inputs.
2257 2012-10-12 Richard Biener <rguenther@suse.de>
2259 PR tree-optimization/54894
2260 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2261 Handle over-aligned scalar types properly.
2263 2012-10-02 Richard Guenther <rguenther@suse.de>
2266 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2267 cleaning up the CFG.
2269 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2271 Backport from mainline
2272 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2274 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2275 explaining the register ordering preferences.
2277 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2278 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2279 constraints so that the traditional floating point loads, stores,
2280 and moves are done first, then the VSX loads, stores, and moves,
2281 and finally the GPR loads, stores, and moves so that reload
2282 chooses FPRs over GPRs, and uses the traditional load/store
2283 instructions which provide an offset.
2284 (movdf_hardfloat64): Likewise.
2286 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2288 Backported from mainline
2289 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2290 H.J. Lu <hongjiu.lu@intel.com>
2293 * config/i386/i386.c (legitimize_pic_address): Properly handle
2295 (ix86_print_operand_address): Set code to 'k' when forcing
2296 addr32 prefix. For x32, zero-extend negative displacement if
2299 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2301 * common.opt (fvar-tracking-uninit): Document.
2302 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2303 * config/darwin.c (darwin_override_options): Likewise.
2305 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2307 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2308 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2310 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2312 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2314 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2316 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2319 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2321 Backport from mainline
2322 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2324 * config/i386/i386.c (ix86_init_machine_status): Do not
2325 explicitly clear tls_descriptor_call_expanded_p again.
2327 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/sse.md
2330 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2331 as read and written by the instruction.
2333 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2336 (ix86_instantiate_decls): New function.
2337 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2338 stack slot instead of SLOT_VIRTUAL.
2339 <case IX86_BUILTIN_STMXCSR>: Ditto.
2340 (assign_386_stack_local): Do not assert when virtual slot is valid.
2341 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2342 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2343 (truncxf<mode>2): Ditto.
2344 (floatunssi<mode>2): Ditto.
2345 (isinf<mode>2): Ditto.
2346 * config/i386/sync.md (atomic_load<mode>): Ditto.
2347 (atomic_store<mode>): Ditto.
2349 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2352 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2353 the argument is itself a conditional expression.
2355 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2357 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2360 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2362 PR tree-optimization/54986
2363 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2364 conversions on entry but add them back on exit if needed.
2366 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2369 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2371 (print_reg): Use true_regnum rather than REGNO.
2372 (ix86_print_operand_address): Remove SUBREG handling.
2374 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2376 Backported from mainline
2377 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2380 * gimple.h (is_gimple_sizepos): New inline function.
2381 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2382 final assignment to expr variable.
2383 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2384 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2385 into a local temporary.
2387 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2389 PR tree-optimization/54877
2390 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2391 use make_ssa_name instead of copy_ssa_name.
2393 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2395 Backport from mainline
2396 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2398 PR tree-optimization/53708
2399 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2400 user-supplied alignment when used with an explicit section name.
2402 2012-11-02 Jeff Law <law@redhat.com>
2404 PR tree-optimization/54985
2405 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2406 from thread_across_edge.
2407 (thread_across_edge): Use it in all cases where we might thread
2410 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2412 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2413 special register pushes before frame probing and allocation.
2415 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2416 Joel Sherrill <joel.sherrill@oarcorp.com>
2418 * config/sparc/t-rtems: New (Custom multilibs).
2419 * config/sparc/t-rtems-64: New (Custom multilibs).
2420 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2421 (sparc-*-rtems*): Add sparc/t-rtems.
2423 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2425 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2427 (hash_rtx): Likewise.
2429 2012-10-29 Terry Guo <terry.guo@arm.com>
2431 Backport from mainline
2432 2012-10-11 Terry Guo <terry.guo@arm.com>
2434 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2436 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2439 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2441 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2442 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2444 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2446 * config/avr/t-rtems: Revert previous commit.
2448 2012-10-26 Terry Guo <terry.guo@arm.com>
2450 Backport from mainline
2451 2012-10-23 Terry Guo <terry.guo@arm.com>
2454 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2457 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2459 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2461 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2463 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2465 * config.gcc (microblaze*-*-rtems*): New target.
2466 * config/microblaze/rtems.h: New.
2467 * config/microblaze/t-rtems: New.
2469 2012-10-25 Richard Biener <rguenther@suse.de>
2471 PR tree-optimization/54902
2472 * tree-ssa-pre.c (fini_pre): Return TODO.
2473 (execute_pre): Adjust.
2474 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2475 blocks before computing dominators.
2477 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2479 Backport from mainline
2480 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2482 * config/i386/i386.c (memory_address_length): Assert that non-null
2483 base or index RTXes are registers. Do not check for REG RTXes.
2484 Determine addr32 prefix using SImode_address_operand or
2485 from original base and index RTXes. Simplify code.
2487 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2489 * config/i386/i386-protos.h (memory_address_length): Add new bool
2490 argument. Update all uses.
2491 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2492 add length of addr32 prefix based on mode of base or index register.
2493 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2494 addresses here. Update call to memory_address_length.
2495 (ix86_print_address_operand): Use SImode_address_operand predicate.
2496 * config/i386/predicates.md (SImode_address_operand): New.
2497 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2498 to calculate "mode" attribute. Use SImode_address_operand predicate
2499 instead of open-coding accepted RTX codes.
2501 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2503 Backport from 2012-10-22 trunk r192685.
2504 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2505 Note __AVR_<device>__ is not defined for cores.
2506 Don't point to --help=target.
2507 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2509 2012-10-19 Marek Polacek <polacek@redhat.com>
2511 Backported from mainline
2512 2012-10-19 Marek Polacek <polacek@redhat.com>
2515 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2516 pointer/non-pointer comparison.
2518 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2520 Backported from mainline
2521 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2524 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2525 sure the mode is correct when falling through from above cases.
2527 2012-10-19 Alan Modra <amodra@gmail.com>
2529 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2530 (HAVE_LD_LARGE_TOC): Likewise.
2531 * configure: Regenerate.
2533 2012-10-19 Alan Modra <amodra@gmail.com>
2535 * config/rs6000/predicates.md (splat_input_operand): Don't call
2536 input_operand for MEMs. Instead check for volatile and call
2537 memory_address_addr_space_p with modified mode.
2539 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2541 Backported from mainline
2542 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2544 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2546 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2548 PR rtl-optimization/54870
2549 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2550 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2551 SSA_NAME pointer that points to a partition if there is at least
2552 one variable with it set in the partition.
2553 * dse.c (local_variable_can_escape): New predicate.
2554 (can_escape): Call it.
2555 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2556 mark the SSA_NAME pointer that points to a partition.
2558 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2560 Backport from mainline
2561 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2563 PR rtl-optimization/53701
2564 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2565 rocess not only expr's vinsns but all old vinsns from expr's
2568 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2570 Backport from mainline
2571 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2574 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2576 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2577 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2578 only if producer writes to the register given by regno.
2580 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2582 Backport from mainline
2583 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2585 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2586 (UNSPEC_LOADU): New.
2587 (UNSPEC_STOREU): Ditto.
2588 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2589 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2590 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2591 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2592 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2593 (<sse2>_storedqu<avxsizesuffix>): ... this.
2594 (*sse4_2_pcmpestr_unaligned): Update.
2595 (*sse4_2_pcmpistr_unaligned): Ditto.
2597 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2598 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2599 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2600 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2601 gen_sse2_load{dqu,upd} to load from unaligned memory and
2602 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2604 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2605 Use CODE_FOR_sse_loadups.
2606 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2607 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2608 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2609 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2610 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2611 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2612 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2613 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2614 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2615 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2616 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2618 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2620 Backport from trunk (r190222):
2622 PR tree-optimization/54146
2623 * ifcvt.c: Include pointer-set.h.
2624 (cond_move_process_if_block): Change type of then_regs and
2625 else_regs from alloca'd array to pointer_sets.
2626 (check_cond_move_block): Update for this change.
2627 (cond_move_convert_if_block): Likewise.
2628 * Makefile.in: Fix dependencies for ifcvt.o.
2630 2012-10-15 Richard Guenther <rguenther@suse.de>
2632 PR tree-optimization/54920
2633 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2634 allocate temporary storage for all NARY elements.
2636 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2639 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2641 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2643 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2644 default_use_cxa_atexit to yes.
2646 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2648 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2650 2012-10-05 Jan Hubicka <jh@suse.cz>
2651 Jakub Jelinek <jakub@redhat.com>
2653 PR tree-optimization/33763
2654 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2655 attribute for redefined extern inline functions.
2657 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2659 Backported from mainline
2660 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2662 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2663 in SSE and YMM state support check for -march=native.
2665 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2668 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2671 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2673 Backported from mainline
2674 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2677 * doc/invoke.texi: Document -mprefer-avx128.
2679 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2681 Backported from mainline
2682 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2685 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2686 (XSTATE_FP): Likewise.
2687 (XSTATE_SSE): Likewise.
2688 (XSTATE_YMM): Likewise.
2689 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2690 SSE and YMM states aren't supported.
2692 2012-10-01 Tom de Vries <tom@codesourcery.com>
2694 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2697 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2700 * config/s390/s390.c (s390_option_override): Add missing break.
2702 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2704 Backport from mainline
2705 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2707 * config.gcc: Replace 'host' with 'target' when configuring for
2708 powerpc64*-*-freebsd.
2710 2012-09-28 Meador Inge <meadori@codesourcery.com>
2712 Backport from mainline
2713 2012-09-27 Meador Inge <meadori@codesourcery.com>
2715 * gcc-ar.c (main): Handle the returning of the sub-process error
2718 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2720 Backport from 2012-09-28 trunk r191821.
2721 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2723 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2726 * simplify-rtx.c (simplify_binary_operation_1): Perform
2727 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2729 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2731 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2732 TYPE_NONALIASED_COMPONENT flag.
2733 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2734 TYPE_NONALIASED_COMPONENT flag.
2736 2012-09-21 Richard Guenther <rguenther@suse.de>
2739 Backport from mainline
2740 2012-04-19 Richard Guenther <rguenther@suse.de>
2742 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2745 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2748 * c-typeck.c (c_cast_expr): When casting to a type requiring
2749 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2752 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2755 * c-typeck.c (build_unary_op): Pass original argument of
2756 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2757 any C_MAYBE_CONST_EXPR, if it has integer operands.
2758 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2759 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2760 to c_objc_common_truthvalue_conversion, then remove any
2761 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2762 c_objc_common_truthvalue_conversion not
2763 c_common_truthvalue_conversion.
2764 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2765 call note_integer_operands for arguments with integer operands
2766 that are not integer constants.
2768 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2770 Backported from mainline
2771 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2773 PR tree-optimization/54563
2774 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2775 gimple_purge_dead_eh_edges if last call has been changed.
2777 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2780 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2781 instead of (match_dup 0) as second argument to vec_merge.
2782 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2783 Remove third alternative.
2784 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2785 operand 2 instead of operand 1, but put it as first argument
2787 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2788 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2791 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2793 * BASE-VER: Set to 4.7.3.
2794 * DEV-PHASE: Set to prerelease.
2796 2012-09-20 Release Manager
2798 * GCC 4.7.2 released.
2800 2012-09-15 Andi Kleen <ak@linux.intel.com>
2802 Backport from mainline
2803 2012-09-07 Andi Kleen <ak@linux.intel.com>
2805 * gcc/lto-streamer.h (res_pair): Add.
2806 (lto_file_decl_data): Replace resolutions with respairs.
2808 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2809 Initialize respairs.
2810 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2812 2012-09-14 Walter Lee <walt@tilera.com>
2814 Backport from mainline.
2815 2012-09-14 Walter Lee <walt@tilera.com>
2817 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2818 option for TILEPro and TILE-Gx.
2820 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2822 * config/i386/i386.h (x86_prefetchw): New global variable.
2823 (TARGET_PREFETCHW): New macro.
2824 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2825 (processor_alias_table): Add PTA_PREFETCHW to
2826 bdver1, bdver2 and btver1.
2827 (ix86_option_override_internal): Set x86_prefetchw for
2828 PTA_PREFETCHW targets.
2829 * config/i386/i386.md (prefetch): Expand to prefetchw
2830 for TARGET_PREFETCHW.
2831 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2833 Backport from mainline
2834 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2837 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2839 (*prefetch_sse): ... this.
2840 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2842 (*prefetch_3dnow): ... this.
2844 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2847 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2848 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2850 2012-09-12 Teresa Johnson <tejohnson@google.com>
2852 Backport from mainline.
2853 2012-09-12 Teresa Johnson <tejohnson@google.com>
2855 PR gcov-profile/54487
2856 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2857 test using F_SETLKW with fcntl.
2858 * configure, config.in: Regenerate.
2860 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2862 Backport from mainline
2863 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2865 * config/i386/i386.md : Comments on fma4 instruction selection
2866 reflect requirement on register pressure based cost model.
2868 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2869 flag is set-reset as informed by the cpuid flag.
2871 * config/i386/i386.c (processor_alias_table): fma4
2872 flag is enabled for bdver2.
2874 2012-09-12 Christian Bruel <christian.bruel@st.com>
2876 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2878 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2880 * config.gcc: Obsolete picochip-*.
2882 2012-09-11 Richard Guenther <rguenther@suse.de>
2885 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2886 on flag_toplevel_reorder.
2888 2012-09-10 Richard Henderson <rth@redhat.com>
2890 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2893 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2895 Backport from 2012-09-10 mainline r191132.
2898 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2900 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2903 * tree-sra.c (disqualify_base_of_expr): Check for possible
2904 NULL_TREE returned by get_base_address()
2906 2012-09-07 Richard Guenther <rguenther@suse.de>
2908 Backport from mainline
2909 2012-06-26 Jan Hubicka <jh@suse.cz>
2912 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2915 2012-09-07 Richard Guenther <rguenther@suse.de>
2917 Backport from mainline
2918 2012-07-13 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/53922
2921 * tree-vrp.c (value_inside_range): Change prototype to take
2922 min/max instead of value-range.
2923 (range_includes_zero_p): Likewise. Return the result from
2925 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2926 return value from range_includes_zero_p.
2927 (extract_range_from_unary_expr_1): Likewise.
2928 (compare_range_with_value): Likewise.
2929 (vrp_meet_1): Likewise.
2931 2012-09-07 Richard Guenther <rguenther@suse.de>
2934 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2935 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2936 arguments separately.
2938 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2940 Backported from mainline
2941 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2943 PR rtl-optimization/54455
2944 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2945 bb ends up with asm goto referencing bb's label.
2947 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2949 Backport from mainline.
2950 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2951 Richard Earnshaw <richard.earnshaw@arm.com>
2954 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2955 element size. Use elem_type from the formal parameter. New parameter
2957 (neon_expand_args): Adjust call to neon_dereference_pointer.
2959 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2961 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2962 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2964 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2966 Backport from mainline
2967 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (isa): Add fma and fma4.
2970 (enabled): Handle fma and fma4.
2971 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2972 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2973 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2974 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2975 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2976 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2978 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2980 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2981 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2982 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2984 2012-09-06 Richard Guenther <rguenther@suse.de>
2986 PR tree-optimization/54498
2987 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2988 abort when reaching an already visited region.
2989 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2990 (get_continuation_for_phi_1): Likewise.
2991 (walk_non_aliased_vuses): When we translated the reference,
2992 abort when we re-visit a region.
2993 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2995 2012-09-06 Andrew Pinski <apinski@cavium.com>
2998 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
3000 2012-09-05 Jakub Jelinek <jakub@redhat.com>
3003 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
3004 build_int_cst with size_type_node instead of size_int.
3006 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
3008 Backport from 2012-09-05 mainline r190697.
3011 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
3012 configured --with-avrlibc.
3013 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
3015 * config/avr/avrlibc.h: New file.
3016 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
3017 configured --with-avrlibc.
3018 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
3020 2012-09-05 Bin Cheng <bin.cheng@arm.com>
3022 Backport from 2012-09-04 mainline r190919
3025 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
3026 of size less than 4 bytes by using macro ARM_NUM_INTS.
3027 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
3029 2012-09-04 Richard Henderson <rth@redhat.com>
3031 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
3033 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
3035 Backport from 2012-09-04 mainline r190920
3038 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
3040 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3042 Backport from 2012-09-04 mainline r190914
3045 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
3047 (avr_allocate_stack_slots_for_args): ...this new static function.
3049 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
3051 Backported from mainline
3052 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
3055 * doc/invoke.texi: Add -da and remove -dm.
3057 2012-09-03 Jakub Jelinek <jakub@redhat.com>
3059 Backported from mainline
3060 2012-09-01 Jakub Jelinek <jakub@redhat.com>
3063 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
3064 operands[1] is CONST_INT_P, convert it to QImode before printing.
3066 2012-08-31 Jakub Jelinek <jakub@redhat.com>
3069 * c-convert.c (convert): Don't call fold_convert_loc if
3070 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
3071 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
3072 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
3074 2012-08-24 Jakub Jelinek <jakub@redhat.com>
3077 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
3078 if init is a CONSTRUCTOR.
3080 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
3082 PR rtl-optimization/54369
3083 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
3084 calling dbr_schedule.
3085 * config/sparc/sparc.c (sparc_reorg): Likewise.
3087 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
3089 Backport from mainline
3090 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
3092 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
3093 case for Atom processor.
3095 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
3097 Backport from mainline
3098 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
3102 true for TARGET_64BIT or !flag_pic.
3103 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
3104 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
3105 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
3106 Add insn constraint. Conditionally emit xchg asm insns.
3107 (atomic_compare_and_swap<mode>): Update calls. Check only
3108 cmpxchg8b_pic_memory_operand in memory address fixup.
3110 (CASHMODE): Rename from DCASHMODE.
3111 (doublemodesuffix): Update modes.
3112 (regprefix): New mode attribute.
3114 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
3115 <UNSPECV_CMPXCHG>: New constant.
3116 (atomic_compare_and_swap<mode>_1): Rename from
3117 atomic_compare_and_swap_single<mode>. Update calls and
3118 unspec_volatile constants.
3119 (atomic_compare_and_swap<mode>_doubleword): Rename from
3120 atomic_compare_and_swap_double<mode>. Update calls and
3121 unspec_volatile constants.
3123 2012-08-28 Walter Lee <walt@tilera.com>
3125 Backport from mainline
3126 2012-08-28 Walter Lee <walt@tilera.com>
3128 * confg/tilegx/tilegx.md: Fix code style.
3129 (*zero_extendsidi_truncdisi): Fix typo.
3130 * config/tilegx/tilegx.c: Fix code style.
3131 (tilegx_function_profiler): Fix typo.
3133 2012-08-27 Walter Lee <walt@tilera.com>
3135 Backport from mainline
3136 2012-08-27 Walter Lee <walt@tilera.com>
3138 * doc/md.texi (TILE-Gx): Fix typo.
3140 2012-08-27 Walter Lee <walt@tilera.com>
3142 Backport from mainline
3143 2012-08-27 Walter Lee <walt@tilera.com>
3145 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
3146 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
3148 2012-08-27 Walter Lee <walt@tilera.com>
3150 Backport from mainline
3151 2012-08-27 Walter Lee <walt@tilera.com>
3153 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
3154 (insn_bfins): Delete.
3156 2012-08-27 Walter Lee <walt@tilera.com>
3158 Backport from mainline
3159 2012-08-27 Walter Lee <walt@tilera.com>
3161 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
3162 atomic_exchange_bare<mode>,
3163 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
3164 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
3165 * config/tilegx/tilegx.md (type): Add X1_remove.
3166 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
3167 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
3168 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
3171 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
3173 PR rtl-optimization/54088
3174 * jump.c (delete_related_insns): Robustify latest change.
3176 2012-08-21 Richard Guenther <rguenther@suse.de>
3178 Backport from mainline
3179 2012-08-16 Richard Guenther <rguenther@suse.de>
3182 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
3184 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
3185 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
3186 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
3187 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
3188 (tree_ssa_lim_finalize): Free all mem_refs.
3189 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
3190 scc when bailing out.
3191 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
3192 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
3193 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
3194 FOR_EACH_LOOP_BREAK.
3196 2012-08-17 Richard Guenther <rguenther@suse.de>
3198 * tree-sra.c (modify_function): Free redirect_callers vector.
3199 * ipa-split.c (split_function): Free args_to_pass vector.
3200 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3202 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3203 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3204 (vect_analyze_slp_instance): Free everything.
3205 (destroy_bb_vec_info): Free the SLP instances.
3207 2012-08-17 Richard Guenther <rguenther@suse.de>
3209 * params.def (integer-share-limit): Decrease from 256 to 251,
3212 2012-08-21 Richard Guenther <rguenther@suse.de>
3214 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3215 the affine expansion cache.
3217 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3219 Backported from trunk
3220 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3223 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3225 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3227 Backport from mainline.
3228 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3231 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3232 mark as predicable. Adjust asm template.
3233 (vec_setv2di_internal): Likewise.
3234 (vec_extract<mode> VD, VQ): Likewise.
3235 (vec_extractv2di): Likewise.
3236 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3237 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3238 (neon_vdup_n<mode> VX, V32): Likewise.
3239 (neon_vdup_nv2di): Likewise.
3241 2012-08-17 Walter Lee <walt@tilera.com>
3243 Backport from mainline
3244 2012-08-17 Walter Lee <walt@tilera.com>
3246 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3247 (FEEDBACK_ENTER): Define.
3248 (FEEDBACK_REENTER): Define.
3249 (FEEDBACK_ENTRY): Define.
3250 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3251 (FEEDBACK_ENTER): Define.
3252 (FEEDBACK_REENTER): Define.
3253 (FEEDBACK_ENTRY): Define.
3255 2012-08-16 Walter Lee <walt@tilera.com>
3257 Backport from mainline
3258 2012-08-16 Walter Lee <walt@tilera.com>
3260 * config.gcc (tilegx-*-linux*): Add feedback.h.
3261 (tilepro-*-linux*): Likewise.
3262 * config/tilegx/feedback.h: New file.
3263 * config/tilepro/feedback.h: New file.
3265 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3267 Backport from mainline r189840 and r187586:
3268 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3270 * config/i386/i386.md (stack_protect_set): Disable the pattern
3271 for Android since Android libc (bionic) does not provide random
3272 value for stack protection guard at gs:0x14. Guard value
3273 will be provided from external symbol (default implementation).
3274 (stack_protect_set_<mode>): Likewise.
3275 (stack_protect_test): Likewise.
3276 (stack_protect_test_<mode>): Likewise.
3277 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3278 not have Bionic by default
3279 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3280 Macro OPTION_BIONIC is defined in this file and provides Bionic
3281 accessibility status
3283 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3285 * configure.ac: Stack protector enabling for Android targets.
3286 * configure: Regenerate.
3288 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3290 Backported from trunk
3291 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3293 PR rtl-optimization/53942
3294 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3295 directly from likely spilled non-fixed hard registers, move them
3298 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3301 (xop_phaddubq): Ditto.
3303 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3305 Backport from mainline
3306 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3307 Richard Earnshaw <rearnsha@arm.com>
3309 * target.def (vector_alignment): New target hook.
3310 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3311 * doc/tm.texi: Regenerate.
3312 * targhooks.c (default_vector_alignment): New function.
3313 * targhooks.h (default_vector_alignment): Add prototype.
3314 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3315 * config/arm/arm.c (arm_vector_alignment): New function.
3316 (TARGET_VECTOR_ALIGNMENT): Define.
3318 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3319 vector type alignment instead of size.
3320 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3321 element type size directly instead of computing it from alignment.
3322 Fix variable naming and comment.
3324 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3326 Backport from mainline
3327 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3329 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3330 (alpha_pad_function_end): ... this. Also insert NOP between
3331 sibling call and GP load.
3332 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3334 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3336 Backport from mainline
3337 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3338 H.J. Lu <hongjiu.lu@intel.com>
3340 PR rtl-optimization/54157
3341 * combine.c (gen_lowpart_for_combine): Don't return identity
3342 for CONST or symbolic reference.
3344 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3346 Backport from mainline
3347 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3349 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3350 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3351 split_cost argument signed.
3352 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3353 (ix86_avoid_lea_for_addr): Ditto.
3355 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3358 the address has less than two components.
3360 2012-08-02 Steve Ellcey <sellcey@mips.com>
3362 Backport from mainline
3363 2012-07-19 Steve Ellcey <sellcey@mips.com>
3365 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3368 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3370 Backport from mainline
3371 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3375 negative constant address for TARGET_X32 ...
3376 (ix86_decompose_address): ... here. Reject constant addresses
3377 that don't satisfy x86_64_immediate_operand predicate.
3379 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3383 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3384 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3385 addresses. Prevent zero extensions of CONST_INT operands.
3387 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3390 * config/i386/i386.md (*lea): New insn pattern.
3392 (*lea<mode>_2): Ditto.
3393 (*lea_{3,4,5,6}_zext): Ditto.
3394 * config/i386/predicates.md (lea_address_operand): Do not reject
3395 zero-extended address operands.
3396 * config/i386/constraints.md (j): Remove address constraint.
3397 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3399 (ix86_print_operand_address): Handle SImode subreg of an address.
3400 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3402 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3404 Backport from mainline
3405 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3409 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3411 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3412 (*movdi_internal_rex64): Use %E operand modifier for lea.
3413 (*movsi_internal): Ditto.
3415 (*lea<mode>_2): Ditto.
3416 (*lea_{3,4,5,6}_zext): Ditto.
3417 (*tls_global_dynamic_32_gnu): Ditto.
3418 (*tls_global_dynamic_64): Ditto.
3419 (*tls_dynamic_gnu2_lea_32): Ditto.
3420 (*tls_dynamic_gnu2_lea_64): Ditto.
3421 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3423 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3425 Backport from mainline
3426 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3430 (ix86_print_operand_address): Assert that parts.base and parts.index
3431 are non-NULL after call to simplify_subreg.
3433 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3436 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3438 * config/sh/sh.c (sh_option_override): Do not change
3439 flag_finite_math_only. Set TARGET_IEEE to complement of
3440 flag_finite_math_only.
3441 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3442 description of mieee and mno-ieee behavior.
3444 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3447 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3448 (_lzcnt_u64): Ditto.
3450 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3452 Backport from mainline
3453 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3455 PR rtl-optimization/52250
3456 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3457 to put note list into. Unconditionally call move_bb_info.
3458 (move_bb_info): Do not assert the blocks being in the same region,
3459 just drop the note list if they are not.
3461 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3463 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3465 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3467 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3468 defining statement is a SSA name that occurs in abnormal PHIs.
3470 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3472 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3475 2012-07-19 Richard Guenther <rguenther@suse.de>
3476 Eric Botcazou <ebotcazou@adacore.com>
3478 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3479 about transition from invariant to known bits.
3480 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3482 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3485 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3486 (cleanup_tree_cfg_bb): Don't call it.
3487 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3490 2012-07-19 Christian Bruel <christian.bruel@st.com>
3493 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3495 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3497 * config.gcc (v850-*-rtems*): New target.
3498 * config/v850/rtems.h: New.
3499 * config/v850/t-rtems: New.
3501 2012-07-18 Nick Clifton <nickc@redhat.com>
3503 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3505 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3509 Backport from mainline
3510 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3513 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3514 instead expand it as zero extension.
3516 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3518 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3519 QImode and HImode splitters. Use ix86_comparison_operator.
3520 Explicitly match FLAGS_REG.
3521 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3523 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3524 Steven Bosscher <steven@gcc.gnu.org>
3525 Bernd Schmidt <bernds@codesourcery.com>
3527 PR rtl-optimization/53908
3528 * df-problems.c (can_move_insns_across): When doing
3529 memory-reference book-keeping, handle call insns.
3531 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3533 Backport from mainline
3534 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3537 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3538 sibcall_insn_operand. Move it to a temporary register if not.
3540 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3544 emit PIC sequence for fnaddr symbol reference in advance.
3546 2012-07-09 Jason Merrill <jason@redhat.com>
3549 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3550 (type_hash_eq): Likewise.
3553 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3555 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3557 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3558 due to negative shift amount.
3560 2012-07-06 Kai Tietz <ktietz@redhat.com>
3562 Backport from mainline.
3564 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3565 as "/mingw/include".
3567 2012-07-06 Nick Clifton <nickc@redhat.com>
3569 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3570 default_encode_section_info.
3572 2012-07-06 Richard Guenther <rguenther@suse.de>
3574 Backport from mainline
3575 2012-03-30 Richard Guenther <rguenther@suse.de>
3578 * double-int.c (rshift_double): Remove not needed cast.
3580 2012-03-28 Richard Guenther <rguenther@suse.de>
3583 * double-int.h (rshift_double): Remove.
3584 * double-int.c (lshift_double): Use absu_hwi to make count
3586 (rshift_double): Make static, take unsigned count argument,
3587 remove handling of negative count argument.
3588 (double_int_rshift): Dispatch to lshift_double.
3590 2012-07-06 Richard Guenther <rguenther@suse.de>
3592 Backport from mainline
3593 2012-06-18 Richard Guenther <rguenther@suse.de>
3595 PR tree-optimization/53693
3596 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3597 Reject operands with more than one use.
3599 2012-07-06 Richard Guenther <rguenther@suse.de>
3601 Backport from mainline
3602 2012-04-11 Richard Guenther <rguenther@suse.de>
3605 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3606 consider loop nesting.
3607 (evolution_function_is_univariate_p): Properly check the remainder
3610 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3612 Backport from mainline
3613 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3615 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3616 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3617 (adjacent_mem_locations): Move some code to and call...
3618 (get_memref_parts): ...new function.
3619 (mem_locations_overlap): New function.
3620 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3621 (is_mem_ref): Rename to...
3622 (find_mem_ref): ...this. Return MEM rtx.
3623 (get_store_dest): Remove function.
3624 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3625 new parameter and adjust calls.
3626 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3627 mem refs overlap for true_store_to_load_dep_costly.
3628 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3629 passed to adjacent_mem_locations.
3630 (is_costly_group): Walk resolved dependency list.
3631 (force_new_group): Emit group ending nop for Power6/Power7.
3632 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3633 (group_ending_nop): New define_insn.
3635 2012-07-04 Richard Guenther <rguenther@suse.de>
3638 * gimple-fold.c (get_base_constructor): Do not return an
3639 error_mark_node DECL_INITIAL.
3641 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3643 Backport from mainline
3644 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3646 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3647 code model string in the error message.
3649 2012-07-04 Tristan Gingold <gingold@adacore.com>
3651 Backport from mainline.
3652 2012-06-25 Tristan Gingold <gingold@adacore.com>
3654 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3655 (seh_cfa_adjust_cfa): ... that function.
3656 (seh_emit_stackalloc): Do not emit out of range values.
3657 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3658 UNSPEC_DEF_CFA constants.
3659 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3660 * config/i386/i386.c (ix86_frame_pointer_required): Required
3661 for very large frames on SEH target.
3662 (ix86_compute_frame_layout): Save area is before frame pointer
3663 on SEH target. Handle very large frames.
3664 (ix86_expand_prologue): Likewise.
3666 2012-07-04 Richard Guenther <rguenther@suse.de>
3668 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3669 as in free_lang_data_in_type.
3671 2012-07-02 Martin Jambor <mjambor@suse.cz>
3673 Backport from mainline.
3674 2012-07-02 Martin Jambor <mjambor@suse.cz>
3677 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3678 dynamic type change check.
3680 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3682 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3683 last statement of the finally block onto the switch.
3685 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3687 * configure: Regenerate.
3689 Backport from mainline.
3690 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3692 * config.gcc (target_type_format_char): New. Document it. Set it for
3694 * configure.ac (gnu_unique_option): Use target_type_format_char
3695 in test. Comment rationale.
3697 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3699 Backport from mainline.
3700 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3702 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3704 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3706 Backport from 2012-06-28 mainline r189049
3709 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3710 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3711 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3712 avr_hard_regno_call_part_clobbered.
3714 2012-06-28 Richard Guenther <rguenther@suse.de>
3717 * expr.c (expand_expr_real_1): Verify if the type is complete
3718 before inspecting its size.
3720 2012-06-27 Nick Clifton <nickc@redhat.com>
3722 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3725 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3728 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3730 2012-06-26 Nick Clifton <nickc@redhat.com>
3732 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3734 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3737 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3738 of x x x in the vmovlps load alternative.
3740 2012-06-22 Richard Guenther <rguenther@suse.de>
3742 * gcov-iov.c: Include bconfig.h and system.h.
3744 2012-06-22 Richard Guenther <rguenther@suse.de>
3746 PR gcov-profile/53744
3747 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3749 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3751 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3752 DECL_IGNORED_P non-reg vars even if they are used.
3754 2012-06-19 Jason Merrill <jason@redhat.com>
3757 * dwarf2out.c (modified_type_die): Use scope_die_for.
3758 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3759 (uses_local_type_r, uses_local_type): New.
3760 (scope_die_for): Keep a type that uses a local type in local scope.
3761 Use get_context_die for namespace and type scope.
3763 2012-06-19 Richard Guenther <rguenther@suse.de>
3766 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3767 replace it with the first non-BLOCK context.
3769 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3771 PR rtl-optimization/53700
3773 Backport from mainline
3774 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3776 * ira-color.c (setup_left_conflict_sizes_p): Process all
3777 conflicting objects.
3779 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3781 Backport from mainline
3782 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3785 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3786 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3787 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3788 instead of xop_mulv2div2di3_low.
3789 (xop_p<macs>dql): Fix vec_select selector.
3790 (xop_p<macs>dqh): Ditto.
3791 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3792 (xop_mulv2div2di3_high): Ditto.
3794 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3796 Backport from mainline:
3797 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3799 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3801 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3803 Backport from mainline:
3804 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3806 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3807 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3808 MAX_PCREL17F_OFFSET instead of fixed offset.
3809 (pa_attr_length_call): Likewise.
3810 (pa_attr_length_indirect_call): Likewise.
3812 2012-06-15 Walter Lee <walt@tilera.com>
3814 Backport from mainline:
3815 2012-06-15 Walter Lee <walt@tilera.com>
3817 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3819 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3821 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3823 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3825 Backport from mainline:
3827 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3828 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3829 * gimple.h (block_in_transaction): Check for flag_tm.
3831 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3833 PR tree-optimization/52558
3835 Backport from mainline:
3836 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3837 * gimple.h (gimple_set_in_transaction): Remove.
3838 (gimple_in_transaction): Look in BB instead.
3839 (gimple_statement_base): Remove in_transaction field.
3840 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3841 * trans-mem.c (compute_transaction_bits): Place transaction bit
3842 information into basic blocks.
3844 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3846 PR tree-optimization/52558
3847 * cfg.c (alloc_aux_for_edge): Fix comment.
3848 (alloc_aux_for_edge): Remove static.
3849 * basic-block.h (alloc_aux_for_edge): Protoize.
3850 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3851 (execute_sm_if_changed_flag): New.
3852 (execute_sm_if_changed_flag_set): New.
3853 (execute_sm): Do not generate data races unless requested.
3854 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3855 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3856 * gimple.h (block_in_transaction): New.
3857 (gimple_in_transaction): Use block_in_transaction.
3859 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3861 Backported from mainline
3862 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3864 PR rtl-optimization/53589
3865 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3866 discovery even when e->dest != target. If any LABEL_REF points
3867 to e->dest label, redirect it to target's label.
3869 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3872 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3873 returns false, replace stmt with GIMPLE_NOP.
3874 (check_omp_nesting_restrictions): Instead of issuing warnings,
3875 issue errors and return false if any errors were reported.
3877 2012-06-14 Richard Guenther <rguenther@suse.de>
3879 * BASE-VER: Set to 4.7.2.
3880 * DEV-PHASE: Set to prerelease.
3882 2012-06-12 Christian Bruel <christian.bruel@st.com>
3885 * config/sh/sh.c (sh_option_override): Don't force
3886 flag_omit_frame_pointer and maccumulate_outgoing_args.
3887 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3889 2012-06-14 Release Manager
3891 * GCC 4.7.1 released.
3893 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3895 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3897 2012-06-13 Richard Henderson <rth@redhat.com>
3899 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3900 iterator instead of INT.
3902 2012-06-08 Richard Henderson <rth@redhat.com>
3905 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3906 note to a clobber insn when no other insn is available.
3908 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3911 * doc/invoke.texi (Wenum-compare): Update documentation.
3913 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3916 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3918 (altivec_stvlxl): Ditto.
3919 (altivec_stvrx): Ditto.
3920 (altivec_stvrxl): Ditto.
3922 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3925 * trans-mem.c (expand_block_edges): Do not skip the first
3926 statement when resetting the BB.
3928 2012-06-04 Richard Guenther <rguenther@suse.de>
3931 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3932 create new assembler names.
3934 2012-06-04 Richard Guenther <rguenther@suse.de>
3936 Backport from mainline
3937 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3940 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3941 larger than maxbits. Don't compute maxbits modulo align.
3942 Also check that unit bytes long store at bitpos / unit * unit
3943 doesn't affect bits beyond bitregion_end.
3944 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3945 would not fit into bitregion_start ... bitregion_end + 1 bit
3947 (store_split_bit_field): Decrease unit close to end of bitregion_end
3948 if access is restricted in order to avoid mutual recursion.
3950 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3952 Backport from 2012-06-04 mainline r188172
3955 * config/avr/avr-stdint.h: New file.
3956 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3959 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3961 PR tree-optimization/53550
3962 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3963 is POINTER_TYPE_P, use sizetype as step type instead of type.
3965 2012-06-04 Richard Guenther <rguenther@suse.de>
3966 Eric Botcazou <ebotcazou@adacore.com>
3968 Backport from mainline
3969 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3971 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3972 Change type of BITOFFSET to signed. Make sure the lower bound of
3973 the computed range is non-negative by adjusting OFFSET and BITPOS.
3974 (expand_assignment): Adjust call to get_bit_range.
3976 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3978 * expr.c (get_bit_range): Return the null range if the enclosing record
3979 is part of a larger bit field.
3981 2012-03-20 Richard Guenther <rguenther@suse.de>
3983 * stor-layout.c (finish_bitfield_representative): Fallback
3984 to conservative maximum size if the padding up to the next
3985 field cannot be computed as a constant.
3986 (finish_bitfield_layout): If we cannot compute the distance
3987 between the start of the bitfield representative and the
3988 bitfield member start a new representative.
3989 * expr.c (get_bit_range): The distance between the start of
3990 the bitfield representative and the bitfield member is zero
3991 if the field offsets are not constants.
3993 2012-03-16 Richard Guenther <rguenther@suse.de>
3995 * stor-layout.c (finish_bitfield_representative): Fall back
3996 to the conservative maximum size if we cannot compute the
3997 size of the tail padding.
3999 2012-03-14 Richard Guenther <rguenther@suse.de>
4001 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4002 * stor-layout.c (start_bitfield_representative): New function.
4003 (finish_bitfield_representative): Likewise.
4004 (finish_bitfield_layout): Likewise.
4005 (finish_record_layout): Call finish_bitfield_layout.
4006 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4007 for QUAL_UNION_TYPE fields.
4008 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4009 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4010 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4015 * expr.c (get_bit_range): Unconditionally extract bitrange
4016 from DECL_BIT_FIELD_REPRESENTATIVE.
4017 (expand_assignment): Adjust call to get_bit_range.
4019 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
4022 * fold-const.c (fold_binary_loc): Refine previous change.
4024 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4026 Backport from mainline
4027 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4030 * config/sh/sh.c (find_barrier): Add equality check of last_got to
4031 avoid going above orig insn. Update comments.
4033 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4035 Backport from mainline
4036 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4039 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4040 prologue for unwinder and profiler.
4042 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4044 Backport from mainline
4045 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4047 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
4049 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4051 Backport from mainline
4052 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4054 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
4055 DBX_REGISTER_NUMBER.
4057 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4059 Backport from mainline
4060 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4062 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4063 operand is CONST_INT. Take COSTS_N_INSNS into account.
4064 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
4067 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4069 * config/avr/avr.opt (-msp8): Document it.
4070 * doc/invoke.texi (AVR Options): Copy from trunk docu.
4072 2012-05-31 Richard Guenther <rguenther@suse.de>
4075 * expr.c (expand_assignment): Do not use movmisalign on
4078 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4081 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4082 (pa_section_type_flags): New.
4083 (pa_legitimate_constant_p): Revert previous change.
4085 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
4087 Backport from mainline
4088 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4091 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4092 accessed indirectly.
4093 (ipa_tm_create_version): Same.
4095 2012-05-30 Jason Merrill <jason@redhat.com>
4098 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4099 about array compound literals.
4101 2012-05-30 Richard Guenther <rguenther@suse.de>
4104 * fold-const.c (fold_binary_loc): Make sure to call
4105 fold_plusminus_mult_expr with the original sign of operands.
4107 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4109 * explow.c (probe_stack_range): Restore simple control flow and stop
4110 again when the probe cannot be generated if HAVE_check_stack.
4112 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4114 PR rtl-optimization/53519
4115 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4116 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4118 2012-05-29 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/53516
4121 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4123 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4125 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
4127 Backport from mainline
4128 2012-05-28 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/53438
4131 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4133 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4135 Backport from mainline
4136 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4138 PR rtl-optimization/52528
4139 * combine.c (can_combine_p): Add setting of subst_low_luid
4140 before call to expand_field_assignment().
4142 2012-05-26 Martin Jambor <mjambor@suse.cz>
4144 Backport from mainline
4145 2012-05-23 Martin Jambor <mjambor@suse.cz>
4147 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4149 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4152 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4153 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4155 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4158 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4159 (ix86_expand_vec_perm): Use int mode instead of float.
4161 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4164 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4165 gnu_ld variables to yes.
4166 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4167 (HAVE_GNU_AS): Likewise.
4168 * config.in: Regenerate.
4169 * configure: Likewise.
4171 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4173 Backport from mainline
4174 2012-03-12 Richard Guenther <rguenther@suse.de>
4175 * config/arm/arm.c (neon_dereference_pointer): Do not call
4176 covert during RTL expansion.
4178 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4180 Backport from mainline
4181 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4184 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4185 relied on signed overflow behavior.
4187 2012-05-24 Richard Guenther <rguenther@suse.de>
4190 * tree-profile.c (tree_profiling): Cleanup the CFG if
4191 execute_fixup_cfg requests it.
4193 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4195 PR tree-optimization/53465
4196 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4197 vr0 into *vr, then vrp_meet that.
4198 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4199 have any equivalences.
4200 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4203 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4205 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4207 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4208 (iterative_hash_gimple_type): Adjust comment.
4209 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4210 domain for an array type instead of the domain type itself.
4212 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4214 Backport from 2012-05-23 mainline r187803
4217 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4218 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4221 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4223 Backport from 2012-05-03 mainline r187075
4225 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4226 has_fma4 for AMD processors with both fma3 and fma4 support.
4228 2012-05-22 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/53408
4231 * tree-vect-loop.c (vectorizable_induction): Properly check
4232 the restriction that we cannot handle induction results from
4233 the inner loop outside of the outer loop.
4235 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4237 PR tree-optimization/53436
4238 * omp-low.c (omp_build_component_ref): New function.
4239 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4241 PR tree-optimization/53366
4242 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4243 tests if complex_numbers == 2, but there are non-complex number loads
4246 PR tree-optimization/53409
4247 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4248 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4250 PR tree-optimization/53410
4251 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4252 instead of build_int_cst (type, 0) where vector types might be
4255 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4258 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4259 from folded operands before wrapping another around the
4260 conditional expression.
4262 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4263 Patrick Marlier <patrick.marlier@gmail.com>
4265 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4268 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4270 Backport from mainline
4271 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4274 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4275 (UNSPECV_RDRAND): This.
4276 (rdrand<mode>_1): Updated.
4278 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4280 Backport from mainline
4281 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4283 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4284 RDRND, F16C and FSGSBASE.
4286 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4288 Backport from mainline
4289 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4291 * tree-ssa-pre.c (can_value_number_call): Delete.
4292 (compute_avail): Skip all statements with side effects.
4293 <GIMPLE_CALL>: Skip calls to internal functions.
4295 2012-05-18 David S. Miller <davem@davemloft.net>
4297 Backport r185385 from mainline
4298 2012-03-14 Richard Guenther <rguenther@suse.de>
4301 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4302 element type instead of mode, use build_vector_type_for_mode
4303 instead of the langhook, build a vector of proper signedness.
4304 (expand_vector_operations_1): Adjust.
4306 2012-05-18 Olivier Hainque <hainque@adacore.com>
4308 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4309 $(libsubdir) as libexecsubdir.
4311 2012-05-16 Andrew Pinski <apinski@cavium.com>
4313 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4316 2012-05-16 David S. Miller <davem@davemloft.net>
4318 * jump.c (delete_related_insns): If we remove a CALL, make sure
4319 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4321 2012-05-16 Richard Henderson <rth@redhat.com>
4324 * combine-stack-adj.c (prev_active_insn_bb): New.
4325 (next_active_insn_bb): New.
4326 (force_move_args_size_note): New.
4327 (combine_stack_adjustments_for_block): Use it.
4329 2012-05-16 Olivier Hainque <hainque@adacore.com>
4331 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4332 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4333 Add comments and improve stamp preservation across the whole sequence.
4334 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4336 2012-05-16 Richard Guenther <rguenther@suse.de>
4338 PR tree-optimization/53364
4339 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4340 detect a view-conversion of the decl.
4342 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4345 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4346 that operands[2] is either immediate, or q_regs_operand.
4348 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4350 Backport r187139 from mainline.
4351 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4353 PR rtl-optimization/52804
4354 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4355 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4356 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4357 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4358 RELOAD_FOR_OUTADDR_ADDRESS.
4360 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4364 generate target register for "load" class builtins.
4367 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4370 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4371 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4372 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4373 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4374 (<sse>_movu<ssemodesuffix>): New expander.
4375 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4376 (avx_movdqu<avxmodesuffix>): New expander.
4377 (*sse2_movdqu): Rename from sse2_movdqu.
4378 (sse2_movdqu): New expander.
4380 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4382 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4383 lineno 1 the same as lineno 0 before first start file directive.
4384 (optimize_macinfo_range): Likewise.
4386 * dwarf2out.c (have_macinfo): Define.
4387 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4388 attribute, don't force empty compilation unit and don't emit any
4389 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4391 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4393 Backport from mainline
4394 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4396 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4397 ORDERED and UNORDERED conditions.
4399 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4401 * function.c (requires_stack_frame_p): If the function can throw
4402 non-call exceptions, return true if the insn can throw internally.
4404 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4406 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4407 DECL_ORIGINAL_TYPE if it is present.
4409 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4411 Backport from 2012-05-12 mainline r187342.
4414 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4415 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4416 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4417 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4418 (expand_prologue): Move initialization of cfun->machine->is_naked,
4419 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4420 (avr_set_current_function): ...this new static function.
4421 (TARGET_SET_CURRENT_FUNCTION): New define.
4422 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4423 checking attributes of current_function_decl.
4424 (avr_regs_to_save): Ditto.
4425 (signal_function_p): Rename to avr_signal_function_p.
4426 (interrupt_function_p): Rename to avr_interrupt_function_p.
4428 * doc/extend.texi (Function Attributes): Better explanation of
4429 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4432 2012-05-09 Matthias Klose <doko@ubuntu.com>
4434 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4436 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4439 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4440 when a constant source operand matches an "I" constraint, the "no
4441 CC0 change" applies to a register-destination only, not a
4442 strict_low_part-destination.
4444 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4446 Backport from mainline:
4447 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4449 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4451 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4453 PR tree-optimization/53239
4454 * tree-vrp.c (get_value_range): Set VR of
4455 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4458 2012-05-07 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/53195
4461 * tree-inline.c (setup_one_parameter): Properly add referenced
4462 vars from the parameters new known value.
4464 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4466 Backport from mainline:
4467 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4470 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4473 2012-05-04 Ian Lance Taylor <iant@google.com>
4475 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4476 values from false to NULL.
4478 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4480 Backport from mainline
4481 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4484 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4485 (TARGET_CMOV): Rename from TARGET_CMOVE.
4486 (TARGET_CMOVE): New define.
4487 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4488 Do not set TARGET_CMOVE here.
4490 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4492 Backport from mainline:
4494 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4496 PR tree-optimization/52633
4497 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4498 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4499 (vect_recog_over_widening_pattern): Remove handling of code that was
4500 already detected as over-widening pattern. Remove special handling
4501 of "unsigned" cases. Instead, support general case of conversion
4502 of the shift result to another type.
4504 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4506 * tree-vect-patterns.c (vect_single_imm_use): New function.
4507 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4508 (vect_recog_over_widening_pattern): Likewise.
4509 (vect_recog_widen_shift_pattern): Likewise.
4511 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4513 PR tree-optimization/52870
4514 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4515 presumed pattern statement is within the same loop or basic block.
4517 2012-05-04 Richard Guenther <rguenther@suse.de>
4519 * common.opt (flto-report): Do not mark as Optimization.
4521 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4524 * recog.c (constrain_operands): If extra constraints are present, also
4525 accept pseudo-registers with equivalent memory locations during reload.
4527 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4529 Backport from the mainline
4530 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4533 * config/rs6000/rs6000.md (bswapdi splitters): If
4534 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4535 default) is used, generate an alternate sequence that does not
4536 depend on using indexed addressing.
4538 2012-05-03 David S. Miller <davem@davemloft.net>
4541 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4542 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4543 (sparc_emit_float_lib_cmp): Likewise.
4545 2012-05-04 Martin Jambor <mjambor@suse.cz>
4547 Backport from mainline
4548 2012-05-02 Martin Jambor <mjambor@suse.cz>
4551 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4552 of a variable when the contect is a function.
4554 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4557 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4558 append program name to it and pass that as first argument
4559 to make_relative_prefix. Always pass standard_libexec_prefix
4560 as last argument to make_relative_prefix. If
4561 make_relative_prefix returns NULL, fall back to
4562 standard_libexec_prefix.
4565 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4569 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4570 mode, return that mode.
4572 2012-05-03 Richard Guenther <rguenther@suse.de>
4574 PR tree-optimization/53144
4575 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4577 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4578 with SSA name values.
4579 (vn_reference_lookup_3): Adjust callers.
4581 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4583 PR tree-optimization/53163
4584 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4585 return value from compute_all_dependences.
4587 PR rtl-optimization/53160
4588 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4589 has been modified by ree pass already.
4591 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4593 Backport from mainline
4594 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4597 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4598 calls to cgraph_node_name in xstrdup.
4599 (ipa_make_edge_direct_to_target): Ditto.
4600 * tree-sra.c (convert_callers_for_node): Ditto.
4601 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4602 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4603 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4604 (cgraph_materialize_all_clones): Ditto.
4605 * ipa-inline.c (report_inline_failed_reason): Ditto.
4606 (want_early_inline_function_p): Ditto.
4607 (edge_badness): Ditto.
4608 (update_edge_key): Ditto.
4609 (flatten_function): Ditto.
4610 (ipa_inline): Ditto.
4611 (inline_always_inline_functions): Ditto.
4612 (early_inline_small_functions): Ditto.
4614 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4616 Backport from mainline
4617 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4619 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4620 Introduce emul_name to select the right linker emulation for
4621 powerpc64-*-freebsd*.
4622 * configure: Regenerate.
4623 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4624 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4625 * config/rs6000/freebsd64.h: New file.
4626 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4628 (rs6000_savres_strategy): Likewise.
4629 (rs6000_savres_routine_name): Likewise.
4630 (rs6000_elf_file_end): Likewise.
4631 * config/rs6000/t-freebsd64: New file.
4632 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4633 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4635 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4637 Backport from mainline
4638 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4641 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4643 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4645 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4646 predicate to discriminate types.
4648 2012-04-27 Richard Guenther <rguenther@suse.de>
4651 * convert.c (convert_to_integer): Avoid infinite recursion for
4652 target-defined built-in types.
4654 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4657 * config/cris/cris.md ("*andhi_lowpart_v32")
4658 ("*andqi_lowpart_v32"): Change first input-only operand from
4659 a (match_operand ...) to (match_dup 0). Drop alternatives with
4660 const_int-matching constraints for redundancy.
4661 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4662 three-operand alternative.
4664 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4666 Backport from mainline
4667 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4670 (*addsi_2_zext): Ditto.
4671 (*add<mode>_3): Ditto.
4672 (*addsi_3_zext): Ditto.
4673 (*add<mode>_5): Ditto.
4675 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4678 * c-typeck.c (set_nonincremental_init,
4679 set_nonincremental_init_from_string): Pass true instead of false
4680 as IMPLICIT to add_pending_init.
4682 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4684 Backport from 2012-04-24 mainline r186768.
4687 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4689 2012-04-24 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/53085
4692 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4695 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4698 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4700 (output_addressed_constants): Likewise.
4703 * varasm.c (get_section): Don't ICE for section conflicts with
4704 built-in section kinds.
4706 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4708 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4710 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4712 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4714 2012-04-23 Richard Guenther <rguenther@suse.de>
4717 * c-typeck.c (build_binary_op): Fix typo.
4719 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4721 PR tree-optimizations/52891
4722 * tree-vect-patterns.c (adjust_bool_pattern): Use
4723 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4724 but with non-standard precision.
4726 2012-04-22 Ian Lance Taylor <iant@google.com>
4728 * godump.c (go_output_typedef): Dump size of structs.
4730 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4732 Backport from mainline:
4734 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4735 hints for 'A' operand types.
4737 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4739 Backport from 2012-04-19 mainline r186588.
4742 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4743 the case *(X+const).
4745 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4747 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4749 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/sync.md (atomic_<code><mode>): Rename to
4753 atomic_<logic><mode>.
4755 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4757 Backport from mainline
4758 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4761 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4762 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4763 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4764 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4765 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4766 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4767 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4768 gen_avx2_permvarv8sf.
4770 2012-04-16 Martin Jambor <mjambor@suse.cz>
4772 Backported from mainline
4774 2012-04-13 Martin Jambor <mjambor@suse.cz>
4777 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4778 fold_ctor_reference returns a zero constant.
4780 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4782 Backported from mainline
4783 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4785 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4786 and __ILP32__ for x32.
4788 2012-04-13 Tom de Vries <tom@codesourcery.com>
4790 Backport from mainline r186418.
4792 2012-04-13 Tom de Vries <tom@codesourcery.com>
4794 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4795 parameters vuse and vuse_escaped.
4796 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4797 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4800 2012-04-13 Richard Guenther <rguenther@suse.de>
4802 PR tree-optimization/52969
4803 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4804 the condition for the COND_EXPR and handle predicate negation
4805 by swapping the COND_EXPR arms.
4807 2012-04-13 Richard Guenther <rguenther@suse.de>
4810 * convert.c (convert_to_pointer): Remove special-casing of
4813 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4815 Backport from mainline
4816 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4819 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4820 the list of options to enable the FCFID instruction.
4821 (TARGET_EXTRA_BUILTINS): Adjust comment.
4823 2012-04-12 Richard Guenther <rguenther@suse.de>
4825 PR tree-optimization/52943
4826 * tree-chrec.h (chrec_is_positive): Remove.
4827 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4828 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4829 Return false for a constant zero instead of negative.
4830 (analyze_siv_subscript_cst_affine): Handle zero difference
4831 in the initial condition explicitely.
4833 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4836 * varasm.c (process_pending_assemble_externals): Set
4837 pending_assemble_externals_processed true.
4838 (assemble_external): Call assemble_external_real if the pending
4839 assemble externals have been processed.
4841 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4844 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4845 the DECL generated for the special GOT helper.
4847 2012-04-06 Walter Lee <walt@tilera.com>
4849 Backport from mainline
4850 2012-03-07 Walter Lee <walt@tilera.com>
4852 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4853 REG_CFA_* notes for the stack pointer.
4854 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4855 EH_RETURN_STACKADJ_RTX.
4856 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4857 generate REG_CFA_* notes for the stack pointer.
4858 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4859 by EH_RETURN_STACKADJ_RTX.
4861 2012-04-06 Matt Turner <mattst88@gmail.com>
4863 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4865 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4867 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4868 of the destination isn't also a FP_REGS register.
4870 2012-04-03 Richard Guenther <rguenther@suse.de>
4872 Backport from mainline
4873 2012-03-02 Richard Guenther <rguenther@suse.de>
4875 PR tree-optimization/52406
4876 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4877 (struct indices): Add unconstrained_base member.
4878 (struct dr_alias): Remove unused vops member.
4879 (DR_UNCONSTRAINED_BASE): New define.
4880 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4881 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4882 be an artificial access that covers the whole indexed object,
4883 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4884 plain decl base-objects to their MEM_REF variant.
4885 (dr_may_alias_p): When the base-object of either data reference
4886 has unknown size use only points-to information.
4887 (compute_affine_dependence): Make dumps easier to read and
4889 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4890 DR_REF when looking for packed references.
4891 (vect_supportable_dr_alignment): Likewise.
4893 2012-04-03 Richard Guenther <rguenther@suse.de>
4895 Backport from mainline
4896 2012-03-15 Richard Guenther <rguenther@suse.de>
4899 * tree-data-ref.c (subscript_dependence_tester_1): Check
4900 all dimensions for non-conflicting access functions.
4902 2012-04-03 Richard Guenther <rguenther@suse.de>
4904 Backport from mainline
4905 2012-03-06 Richard Guenther <rguenther@suse.de>
4908 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4910 2012-03-23 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/52678
4913 * tree-vectorizer.h (struct _stmt_vec_info): Add
4914 loop_phi_evolution_part member.
4915 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4916 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4917 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4918 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4919 Use the cached evolution part and the PHI nodes value from
4920 the loop preheader edge instead of re-analyzing the evolution.
4922 2012-03-26 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/52701
4925 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4926 compute and set the evolution part of PHI nodes.
4928 2012-03-30 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/52754
4931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4932 propagate arbitrary addresses into really plain dereferences.
4934 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4936 PR tree-optimization/52835
4937 * tree-data-ref.c (build_rdg): Return NULL if
4938 compute_data_dependences_for_loop failed.
4940 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4942 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4943 (stmt_can_make_abnormal_goto): Use it.
4944 (is_ctrl_altering_stmt): Likewise.
4946 2012-03-31 Martin Jambor <mjambor@suse.cz>
4948 Backported from mainline
4949 2012-03-30 Martin Jambor <mjambor@suse.cz>
4951 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4952 is a builtin_stack_save in a dominating BB.
4954 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4957 crossing 128bit lane boundary.
4959 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4961 Backported from mainline
4962 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4967 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4968 * config/i386/i386.c: Include reload.h.
4969 (ix86_legitimize_reload_address): New function.
4971 2012-03-28 Martin Jambor <mjambor@suse.cz>
4973 Backported from mainline
4974 2012-03-27 Martin Jambor <mjambor@suse.cz>
4977 * tree-sra.c (sra_modify_assign): Do not call
4978 load_assign_lhs_subreplacements when working with an unscalarizable
4981 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4984 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4985 __builtin_va_start to __builtin_next_arg if the latter is
4986 builtin_decl_explicit_p rather than when it is not.
4989 * tree-vect-generic.c (vector_element): Perform multiplication
4990 for pos in bitsizetype type instead of idx type.
4992 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4994 Backport from 2012-03-28 mainline r185910.
4997 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4998 (avr_builtin_decl): New static function.
4999 (struct avr_builtin_description, avr_bdesc): Move up.
5000 Add GTY marker. Add field fndecl. Remove redundant field id.
5001 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5002 (avr_expand_builtin): Code cleanup because .id is removed.
5004 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5007 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5010 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5012 Backport from 2012-03-28 mainline r185907.
5015 * config.gcc (tm_file): Remove avr/multilib.h.
5017 * doc/invoke.texi (AVR Options): Adjust
5018 documentation of -mtiny-stack.
5020 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5021 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5022 * config/avr/t-avr: Remove generation of multilib.h.
5023 * config/avr/t-multilib: Regenerate.
5024 * config/avr/multilib.h: Remove.
5025 * config/avr/avr.opt (-msp8): New option.
5026 (avr_sp8): New variable.
5027 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5028 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5029 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5030 (avr_device_to_sp8): New prototype.
5031 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5032 (DRIVER_SELF_SPECS): New define.
5033 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5034 __AVR_SP8__, __AVR_HAVE_SPH__.
5035 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5036 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5037 (avr_file_start): Ditto.
5039 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5042 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5043 instead of 8 in adjust_address.
5045 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5047 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5048 of a unit before computing the offset in units.
5050 2012-03-27 Richard Guenther <rguenther@suse.de>
5053 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5056 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5059 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5061 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
5064 * varasm.c: Include pointer-set.h.
5065 (pending_assemble_externals_set): New pointer set.
5066 (process_pending_assemble_externals): Destroy the pointer set.
5067 (assemble_external): See if decl is in pending_assemble_externals_set,
5068 and add it to pending_assemble_externals if necessary.
5069 (init_varasm_once): Allocate pending_assemble_externals_set.
5071 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5073 Backported from mainline
5074 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5077 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5078 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5079 (vector_ltgt<mode>): Likewise.
5080 (vector_ordered<mode>): Likewise.
5081 (vector_unordered<mode>): Likewise.
5082 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5084 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
5086 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5089 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5091 Backported from mainline
5092 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5096 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5097 GENERAL_REGS and FP_REGS for SImode.
5099 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5102 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5103 on any new_local_var_chain vars declared during recursing on
5104 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5106 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5108 Backport from 2012-03-22 mainline r185692.
5111 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5112 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5113 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5114 (delay_cycles_1, delay_cycles_2): Ditto.
5115 (delay_cycles_3, delay_cycles_4): Ditto.
5116 (nopv, *nopv): Ditto.
5117 (sleep, *sleep): Ditto.
5120 Backport from 2012-03-21 mainline r185605.
5122 PR rtl-optimization/52543
5124 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5125 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5126 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5127 (avr_load_libgcc_p): Restrict to __flash loads.
5128 (avr_out_lpm): Only handle 1-byte loads from __flash.
5129 (avr_load_lpm): New function.
5130 (avr_find_unused_d_reg): Remove.
5131 (avr_out_lpm_no_lpmx): Remove.
5132 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5133 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5134 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5135 (load_<mode>, load_<mode>_clobber): New insns.
5136 (mov<mode>): For multi-byte move from non-generic
5137 16-bit address spaces: Expand to load_<mode> resp.
5138 load_<mode>_clobber.
5139 (load<mode>_libgcc): Remove expander.
5140 (split-lpmx): Remove split.
5142 Backport from 2012-03-13 mainline r185329.
5145 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5146 offset (size) to a value the insns can deal with.
5147 (expand_epilogue): Ditto.
5149 Backport from 2012-03-12 mainline r185256.
5152 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5153 type from reg_class_t to enum reg_class.
5154 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5156 Backport from 2012-03-12 mainline r185253.
5159 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5160 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5161 r184615 from 2012-02-28.
5163 Backport from 2012-03-08 mainline r185105.
5165 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5166 for constants in [-63,63].
5168 Backport from 2012-03-08 mainline r185100.
5171 * config/avr/avr.c (avr_mem_clobber): New static function.
5172 (avr_expand_delay_cycles): Add memory clobber operand to
5173 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5174 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5175 (enable_interrupt, disable_interrupt): New expander.
5176 (nopv, sleep, wdr): New expanders.
5177 (delay_cycles_1): Add memory clobber.
5178 (delay_cycles_2): Add memory clobber.
5179 (delay_cycles_3): Add memory clobber.
5180 (delay_cycles_4): Add memory clobber.
5181 (cli_sei): New insn from former "enable_interrupt",
5182 "disable_interrupt" with memory clobber.
5183 (*wdt): New insn from former "wdt" with memory clobber.
5184 (*nopv): Similar, but for "nopv".
5185 (*sleep): Similar, but for "sleep".
5187 Backport from 2012-03-07 mainline r185043.
5190 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5192 Backport from 2012-03-07 mainline r185032.
5195 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5196 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5197 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5199 Backport from 2012-03-07 mainline r185031.
5202 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5204 * config/avr/avr.md (xload_8): Adjust insn length.
5206 Backport from 2012-03-07 mainline r185030.
5209 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5210 if RAMPZ affects reading from RAM.
5212 Backport from 2012-03-05 mainline r184919.
5214 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5216 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5218 Backport from mainline r185259.
5221 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5222 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5224 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5226 Backported from mainline
5227 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5230 * c-parser.c (c_parser_postfix_expression)
5231 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5233 * config/i386/smmintrin.h: Avoid /* within a comment.
5234 * config/i386/nmmintrin.h: Likewise.
5236 2012-03-22 Richard Guenther <rguenther@suse.de>
5238 * BASE-VER: Set to 4.7.1.
5239 * DEV-PHASE: Set to prerelease.
5241 2012-03-22 Release Manager
5243 * GCC 4.7.0 released.
5245 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5247 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5249 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5250 Andrew Pinski <apinski@cavium.com>
5253 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5254 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5255 calls instead of __builtin_ir{int,ound}*.
5257 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5260 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5263 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5265 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5266 Refer to GCC 4.7 version of c99status.html.
5268 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5270 Backport from mainline
5271 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5273 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5274 redefine to be NULL if the current bit-size is different from the
5275 configured bit-size.
5277 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5278 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5279 set the default tuning. Add asserts to make sure the cpu and tune
5280 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5281 test whether the index is set, instead of > 0.
5282 (rs6000_file_start): Do not reset the default cpu if the current
5283 bit-size is different from the configured bit-size.
5285 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5287 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5289 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5290 Update binutils references.
5291 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5292 Update binutils reference.
5293 Update Sun as/GNU ld caveat.
5294 Document binutils largefile requirement for LTO plugin.
5295 Remove reference to alternate libpthread.
5297 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5299 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5301 (Specific, mips-sgi-irix6): Likewise.
5303 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5305 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5306 * configure: Regenerate.
5308 2012-03-07 Richard Henderson <rth@redhat.com>
5310 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5311 * config/m68k/sync.md (atomic_test_and_set): Use it.
5312 (atomic_test_and_set_1): Likewise.
5314 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5317 * Makefile.in: Let install-gcc-ar depend on installdirs,
5318 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5319 Don't double canonicalize if cross-compiling.
5321 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5323 * trans-mem.c: New typedef for tm_region_p.
5324 Define vector types for tm_region_p.
5325 (tm_region_init): Replace region_worklist to a vector called
5328 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5331 * trans-mem.c (tm_region_init): Use last_basic_block.
5333 2012-03-05 Richard Henderson <rth@redhat.com>
5336 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5337 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5338 BIGGEST_ALIGNMENT is aligned.
5340 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5342 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5344 2012-03-05 Richard Henderson <rth@redhat.com>
5347 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5348 instead of calling negqi2 directly.
5350 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5352 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5353 (INTMAX_TYPE): Use it.
5354 (UINTMAX_TYPE): Likewise.
5355 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5356 (irix6_c_common_override_options): Declare.
5357 (C_COMMON_OVERRIDE_OPTIONS): Define.
5358 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5359 * config/mips/irix6-c.c: New file.
5360 * config/mips/t-irix6 (irix6-c.o): New target.
5361 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5364 2012-03-02 Richard Henderson <rth@redhat.com>
5366 * optabs.c (expand_atomic_test_and_set): Honor
5367 atomic_test_and_set_trueval even when atomic_test_and_set
5368 optab is not in use.
5370 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5372 Backport from mainline
5373 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5375 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5377 2012-03-02 Richard Guenther <rguenther@suse.de>
5379 * DEV-PHASE: Set to prerelease.
5381 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5383 * config.gcc (obsolete): Add all ARM targets using the FPA.
5384 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5385 * doc/install.texi: Avoid references to obsolete ARM ports.
5387 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5389 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5391 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5392 Joern Rennecke <joern.rennecke@embecosm.com>
5394 * doc/extend.texi: Expand and update information on interrupt
5395 attribute for Epiphany.
5397 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5399 * config/sh/sh-protos.h: Update copyright notice dates.
5400 * config/sh/sh.h: Likewise.
5401 * config/sh/sh.md: Likewise.
5402 * config/sh/constraints.md: Likewise.
5403 * config/sh/predicates.md: Likewise.
5405 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5407 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5408 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5410 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5412 * config/sh/constraints.md: Fix comment typo.
5414 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5417 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5418 unsigned HOST_WIDE_INT.
5419 (zvdep_imm64): Likewise.
5420 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5421 (vdepi_and): Likewise.
5422 Likewise for unamed 64-bit patterns.
5423 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5425 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5428 PR rtl-optimization/52417
5429 * cselib.c (cselib_any_perm_equivs): New variable.
5430 (cselib_reset_table): Check that it's not set when not
5431 preserving constants.
5432 (cselib_add_permanent_equiv): Set it.
5433 (cselib_have_permanent_equivalences): New.
5434 (cselib_init, cselib_finish): Reset it.
5435 * cselib.h (cselib_have_permanent_equivalences): Declare.
5436 * alias.c (get_addr): Restore earlier behavior when there
5437 aren't permanent equivalences.
5439 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5441 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5442 * config/v850/v850-modes.def: Fix copyright notice.
5444 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5446 * doc/extend.texi (AVR Built-in Functions): Document
5447 __builtin_avr_flash_segment.
5449 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5450 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5451 (*split.flash_segment): New insn-and-split.
5452 * config/avr/avr.c (avr_init_builtins): Add local variables:
5453 const_memx_void_node, const_memx_ptr_type_node,
5454 char_ftype_const_memx_ptr.
5456 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5458 PR tree-optimization/52445
5459 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5460 add ssa_name_ver, offset and size fields and change store field
5462 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5463 (add_or_mark_expr): Likewise. Only consider previous stores
5464 with the same size and offset.
5465 (nt_init_block): Only look at gimple_assign_single_p stmts,
5466 doesn't look at rhs2.
5468 2012-03-01 Richard Guenther <rguenther@suse.de>
5471 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5472 conversions from integral types to pointer types.
5474 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5476 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5477 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5478 unintentionally removed in r184616.
5480 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5482 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5485 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5486 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5490 alternatives, add "e" constraint to the new last alternative
5491 and ! to last 3 alternatives.
5493 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5495 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5496 DW_AT_artificial attributes at the end of the processing.
5497 (gen_array_type_die): Likewise.
5498 (gen_enumeration_type_die): Likewise.
5499 (gen_struct_or_union_type_die): Likewise.
5500 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5503 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5506 * expr.c (expand_assignment): If doing misaligned store that doesn't
5507 cover all mode bits, perform a RMW cycle.
5509 PR tree-optimization/52429
5510 * tree-parloops.c (separate_decls_in_region_debug): Return early
5511 if var is LABEL_DECL.
5513 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5515 PR tree-optimization/52424
5516 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5517 calling dom_thread_across_edge.
5519 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5521 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5523 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5525 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5526 * config/avr/avr.c (avr_output_bld): Remove unused function.
5527 (avr_out_sbxx_branch): Use "%T" to print bit position.
5529 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5531 * config/avr/avr.md: Untabify.
5533 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5535 * config/avr/avr.md (eqne): New code iterator.
5536 (*dec-and-branchsi): Use it in text peephole's condition.
5537 (*dec-and-branchhi): Ditto.
5538 (*dec-and-branchqi): Ditto.
5540 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5543 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5544 the device does not have the skip-bug.
5546 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5548 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5549 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5550 -mpretend-cmove): New.
5552 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5555 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5556 doesn't count DEBUG_INSN refs.
5557 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5558 for DEBUG_INSN refs.
5560 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5564 2012-02-20 Richard Guenther <rguenther@suse.de>
5565 PR tree-optimization/52298
5566 * tree-vect-stmts.c (vectorizable_load): Properly use
5567 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5570 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5573 * gimple.h (gimple_in_transaction): New.
5574 (gimple_set_in_transaction): New.
5575 (struct gimple_statement_base): Add in_transaction field.
5576 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5578 (tree_ssa_lim_initialize): Compute transaction bits.
5579 * tree.h (compute_transaction_bits): Protoize.
5580 * trans-mem.c (tm_region_init): Use the heap to store BB
5582 (compute_transaction_bits): New.
5584 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5586 * gcc.c (display_help): Document --help=common and sort entries
5589 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5591 * doc/install.texi: Document check-$LANG specific shortcuts
5593 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5596 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5598 * config/arm/arm_neon.h: Regenerate.
5599 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5600 (neon_vcgeu): New insn.
5601 (neon_vcgtu): Likewise.
5602 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5603 (ops): Unsigned comparison intrinsics call a different
5606 2012-02-28 Richard Guenther <rguenther@suse.de>
5609 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5610 ordering for the VEC_CONCAT for two element vectors for
5611 V2SFmode, V2SImode and V2DImode.
5613 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5616 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5617 detecting big-endian triplets.
5619 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5621 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5622 mode if there is no type information available.
5624 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5626 PR tree-optimization/53207
5627 * doc/invoke.texi: Document as experimental and relying on graphite.
5629 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5631 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5632 of initializer to changes from r184614.
5634 2012-02-28 Richard Guenther <rguenther@suse.de>
5636 PR tree-optimization/52395
5637 * tree-sra.c (build_ref_for_offset): Also look at the base
5638 TYPE_ALIGN when figuring out the alignment of the replacement.
5640 2012-02-28 Richard Guenther <rguenther@suse.de>
5642 PR tree-optimization/52402
5643 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5644 mis-aligned types when creating the accesses at the call site.
5646 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5648 * config/avr/builtins.def: New file.
5649 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5650 * config/avr/avr.c (enum avr_builtin_id): Use it.
5651 (avr_init_builtins): Use it. And use avr_bdesc.
5652 (bdesc_1arg): Remove.
5653 (bdesc_2arg): Remove.
5654 (bdesc_3arg): Remove.
5655 (struct avr_builtin_description): Add field n_args.
5656 (avr_bdesc): New static variable using builtins.def.
5657 (avr_expand_builtin): Use it.
5658 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5659 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5660 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5662 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5665 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5666 match only one single hard register with respective hard reg rtx.
5667 (movmemx_<mode>): Ditto.
5668 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5669 insn anatomy of movmem[x]_<mode>.
5670 (avr_out_movmem): Same for printing assembler and operand usage.
5672 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5676 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5677 address spaces located outside of device flash.
5679 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5680 (mcu_type_s): Add field n_flash.
5681 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5682 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5683 (AVR_MCU): Add N_FLASH argument.
5684 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5685 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5686 macro __FLASH<n> if that address space makes sense for the device.
5687 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5688 outside of target flash.
5689 (avr_asm_named_section): Ditto.
5690 (avr_asm_select_section): Ditto.
5691 (avr_addr_space_convert): Ditto.
5692 (avr_emit_movmemhi): Ditto.
5693 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5694 address space is outside of device flash.
5695 (avr_insert_attributes): Ditto.
5696 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5697 avr_current_arch->n_segments.
5699 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5702 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5704 (*movabs<mode>_2): Likewise.
5706 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5709 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5710 s_register_operand in the test instead of REG_P. Don't call
5711 gen_reg_rtx if it won't be used.
5713 PR tree-optimization/52376
5714 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5716 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5718 * ifcvt.c (noce_get_condition): Check condition variable is not
5719 small_register_classes_for_mode_p before accepting.
5721 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5723 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5725 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5728 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5729 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5731 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5733 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5735 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5737 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5739 * config/sh/predicates.md: Remove blank lines.
5740 * config/sh/sh.c: Fix typos in comments.
5741 * config/sh/constraints.md: Likewise.
5742 * config/sh/sh.md: Remove blank lines.
5743 Fix typos in comments. Use ;; as comment characters.
5745 2012-02-26 Walter Lee <walt@tilera.com>
5747 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5748 (replace_mov_pcrel_step2): Ditto.
5750 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5753 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5754 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5755 and locs that reference values newer than the non-canonical value
5756 at hand. Return the canonical value as a worst case.
5757 (memrefs_conflict_p): Walk canonical value's locs.
5760 * cselib.c (preserve_only_constants): Rename to...
5761 (preserve_constants_and_equivs): ... this. Split out...
5762 (invariant_or_equiv_p): ... this. Preserve plus expressions
5763 of other preserved expressions too.
5764 (cselib_reset_table): Adjust.
5765 * var-tracking.c (reverse_op): Use canonical value to build
5768 2012-02-23 Kai Tietz <ktietz@redhat.com>
5770 * config/i386/i386.c (ix86_delegitimize_address): Handle
5771 UNSPEC_PCREL plus displacement.
5773 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5776 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5777 to test for unusedness in st X addressing.
5779 2012-02-24 Richard Guenther <rguenther@suse.de>
5782 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5783 (is_gimple_reg_type): Move inline ...
5784 * gimple.h (is_gimple_reg_type): ... here.
5786 2012-02-24 Richard Guenther <rguenther@suse.de>
5789 * passes.c (execute_function_todo): When verifying SSA form
5790 verify gimple form first.
5791 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5793 2012-02-24 Richard Guenther <rguenther@suse.de>
5796 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5797 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5799 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5801 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5803 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5805 * tree-phinodes.c (make_phi_node): Mark static.
5806 * tree-flow.h (make_phi_node): Remove extern decl.
5807 * doc/gimple.texi (make_phi_node): Remove documentation.
5809 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5811 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5812 * tree-ssa-sccvn.c (print_scc): Ditto.
5814 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5816 * doc/passes.texi (Full redundancy elimination): Fix typo.
5818 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5820 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5822 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5825 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5827 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5830 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5832 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5834 * config/avr/avr.md (code_stdname): Add ior, xor.
5835 (xior): New code iterator.
5836 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5837 (*<code_stdname><mode>qi.byte1-3): Ditto.
5839 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5841 PR tree-optimization/52019
5842 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5845 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5847 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5848 HAVE_INITFINI_ARRAY to work around namespace pollution in
5849 certain versions of newlib system headers.
5850 * config.in: Regenerate.
5851 * configure: Regenerate.
5852 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5853 instead of HAVE_INITFINI_ARRAY.
5855 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5859 is not offsettable memory reference.
5861 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5864 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5865 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5867 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5869 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5870 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5872 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5874 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5875 library on Solaris 8 even without TLS support.
5876 * configure: Regenerate.
5878 2012-02-22 Richard Guenther <rguenther@suse.de>
5881 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5882 for GIMPLE_DEBUG stmts.
5884 2012-02-22 Martin Jambor <mjambor@suse.cz>
5887 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5888 according to the base object.
5890 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5892 PR rtl-optimization/50063
5893 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5894 and 2 (8-bit SP) in operand 2.
5895 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5896 setup to use movhi_sp_r instead of vanilla move to write SP.
5897 Adjust REG_CFA notes to superseed unspec.
5898 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5900 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5901 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5902 irq_state 1 (IRQ known to be on) here.
5904 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5906 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5908 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5909 assign_hard_reg): Likewise.
5911 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5913 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5915 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5918 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5919 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5921 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5923 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5924 prototype from here to...
5925 * config/avr/avr.h: ...here.
5927 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5930 * thumb2.md (thumb2_shiftsi3_short): Split register and
5931 immediate shifts. For register shifts tie operands 0 and 1.
5932 (peephole2 for above): Check that register-controlled shifts
5933 have suitably tied operands.
5935 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5938 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5939 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5940 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5941 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5942 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5943 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5944 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5945 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5946 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5947 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5948 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5949 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5950 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5951 bdver1_ssevector_avx256_unaligned_load,
5952 bdver1_ssevector_sse128_unaligned_load,
5953 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5954 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5955 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5956 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5957 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5958 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5959 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5960 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5961 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5962 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5963 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5964 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5965 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5966 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5967 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5968 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5969 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5970 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5971 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5972 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5973 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5974 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5975 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5976 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5977 bdver1_ssediv_double_load, bdver1_ssediv_double,
5978 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5979 Add "bdver2" attribute.
5981 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5983 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5984 default if possible and not specified otherwise.
5986 2012-02-21 Richard Guenther <rguenther@suse.de>
5989 * gimplify.c (create_tmp_from_val): Use the main variant type
5990 for the type of the temporary we create.
5992 2012-02-21 Richard Guenther <rguenther@suse.de>
5994 PR tree-optimization/52324
5995 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5996 do not gimplify a MEM_REF address operand if it is already
5999 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6001 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6002 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6004 2012-02-21 Richard Guenther <rguenther@suse.de>
6006 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6007 nested_in_vect_loop.
6009 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6011 PR tree-optimization/52318
6012 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6013 vdef also to non-pure/const call stmts in the sequence.
6015 2012-02-20 David S. Miller <davem@davemloft.net>
6017 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6018 don't use the "rd %pc" instruction on v9 for PIC register loads.
6020 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6023 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6024 in a transaction safe function.
6026 2012-02-20 Kai Tietz <ktietz@redhat.com>
6029 * stor-layout.c (place_field): Handle desired_align for
6032 2012-02-20 Richard Guenther <rguenther@suse.de>
6034 PR tree-optimization/52298
6035 * tree-vect-stmts.c (vectorizable_store): Properly use
6036 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6038 (vectorizable_load): Likewise.
6039 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6040 Access DR_STEP after ensuring it is not NULL.
6042 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/52286
6045 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6046 optimization use double_int_to_tree instead of build_int_cst_wide,
6047 rewrite to use double_int vars.
6049 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6052 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6054 Remove -e 0 from $gcc_cv_ld invocation.
6055 Only use __GLIBC_PREREQ if defined.
6056 Enable on Solaris since Solaris 8 patch.
6057 (gcc_SUN_LD_VERSION): New macro.
6058 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6059 gcc_SUN_LD_VERSION for version number format.
6060 * configure: Regenerate.
6061 * varasm.c (get_elf_initfini_array_priority_section): Set
6062 SECTION_NOTYPE for non-default priority.
6063 Use get_section instead of get_unnamed_section to emit
6064 .init_array/.fini_array with default priority.
6066 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6068 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6069 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6070 (mips_start_unique_function, mips_output_mips16_rdhwr)
6071 (mips_code_end): New functions.
6072 (TARGET_ASM_CODE_END): Define.
6074 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6076 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6077 to stubs with non-sibling calls.
6079 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6081 * doc/invoke.texi (-fira-* options): Copy-edit.
6082 (ira-* parameters): Copy-edit.
6084 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6086 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6087 GCC coding conventions.
6089 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6091 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6092 when used as adjectives.
6094 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6096 * doc/invoke.texi: Clean up "that"/"which" confusion.
6098 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6100 * system.h: Poison SMALL_REGISTER_CLASSES
6101 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6102 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6104 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6106 PR tree-optimization/52285
6107 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6108 when deciding if a call is a tail call or tail recursion.
6110 2012-02-16 Kai Tietz <ktietz@redhat.com>
6112 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6113 interger-constant displacement for UNSPEC_PCREL.
6115 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6117 PR rtl-optimization/52208
6118 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6119 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6121 PR tree-optimization/52255
6122 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6123 loop->header has virtual PHI, but exit_e->dest doesn't, add
6124 virtual PHI to exit_e->dest and adjust all uses after the loop.
6127 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6128 children with clone_tree_hash, not after it.
6130 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6132 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6133 extended identifiers.
6135 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6138 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6139 a same_body_alias, also test whether e->callee isn't a former
6140 or current clone of the decl this is a same body alias of.
6142 PR translation/52264
6143 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6145 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6147 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6149 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6152 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6153 force_reg instead of copy_to_reg for better optimization. Force
6154 non-register or memory operands into a register.
6156 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6158 * extend.texi: Reserve upper bits of memory model for future use.
6160 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6161 Anatoly Sokolov <aesok@post.ru>
6162 Eric Weddington <eric.weddington@atmel.com>
6165 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6166 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6167 Rewrite initializers for .macro.
6168 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6169 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6170 atxmega32d4, atxmega32x1.
6171 avrxmega4: atxmega64a3, atxmega64d3.
6172 avrxmega5: atxmega64a1, atxmega64a1u.
6173 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6174 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6175 avrxmega7: atxmega128a1, atxmega128a1u.
6176 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6177 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6178 (struct base_arch_s): Rename reserved to xmega_p.
6179 Rename reserved2 to have_rampd.
6180 (AVR_XMEGA): New define.
6181 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6182 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6183 * config/avr/predicates.md (io_address_operand): Take into
6185 (low_io_address_operand): Ditto.
6186 (high_io_address_operand): Ditto.
6187 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6188 (enabled, movhi_sp_r): Use them.
6189 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6190 cpp_define_formatted to built-in define __AVR_ARCH__.
6191 (__AVR_XMEGA__): New built-in define.
6192 (__AVR_HAVE_RAMPD__): New built-in define.
6193 (__AVR_HAVE_RAMPX__): New built-in define.
6194 (__AVR_HAVE_RAMPY__): New built-in define.
6195 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6197 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6198 (avr_option_override): Initialize them.
6199 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6200 (avr_init_expanders): Initialize them. No more block several calls.
6201 (emit_push_sfr): New static function.
6202 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6204 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6205 (avr_print_operand): Print addreeses as symbols for
6206 RAMPX, RAMPY, RAMPD, CCP.
6207 (output_movhi): Handle AVR_XMEGA when writing to SP.
6208 (avr_out_movhi_mr_r_xmega): New static function.
6209 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6210 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6211 __RAMPD__, __CCP__ as needed.
6213 * config/avr/multilib.h: Regenerate.
6214 * config/avr/t-multilib: Regenerate.
6215 * config/avr/avr-tables.opt: Regenerate.
6217 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6219 PR tree-optimization/50561
6220 * graphite-flattening.c (lst_project_loop): Do not
6221 remove old scattering dimensions after flattening.
6222 (lst_do_flatten): Likewise.
6224 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6226 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6227 __builtin_avr_map8, __builtin_avr_map16.
6228 Document __builtin_avr_insert_bits.
6230 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6231 (insert_bits): New insn.
6232 (adjust_len.map_bits): Rename to insert_bits.
6233 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6234 * avr-protos.h (avr_out_map_bits): Remove.
6235 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6236 * config/avr/constraints.md (Cxf,C0f): New.
6237 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6238 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6239 New built-in define __BUILTIN_AVR_INSERT_BITS.
6240 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6241 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6242 (avr_move_bits): Rewrite.
6243 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6245 (avr_map_op_t): New typedef.
6246 (avr_map_op): New static variable.
6247 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6248 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6249 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6250 (bdesc_3arg, avr_expand_triop_builtin): New.
6251 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6252 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6253 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6254 (avr_map_equal_p, avr_map_sig_p): Remove.
6255 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6256 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6257 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6258 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6259 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6260 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6262 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6264 * config/c6x/c6x.md (reserve_cycles): New attribute.
6265 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6266 don't reserve functional units after the branch occurs.
6268 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6271 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6272 functions into non-tm_pure functions.
6274 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6277 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6278 (iterative_hash_canonical_type): Likewise.
6279 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6282 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6284 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6285 sched-group insn, it either remains alone or the entire list is pruned.
6287 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6289 * doc/install.texi (Prerequisites): Fix grammar.
6290 (Configuration): Likewise.
6292 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6294 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6295 MPC as part of GCC before describing configuring with --with-gmp etc.
6296 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6297 sources are present.
6299 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6302 * dwarf2out.c (clone_tree_hash): New function.
6303 (copy_decls_walk): Use it instead of clone_tree.
6305 2012-02-14 Richard Guenther <rguenther@suse.de>
6307 PR tree-optimization/52244
6308 PR tree-optimization/51528
6309 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6310 replacements for integral types.
6312 2012-02-14 Walter Lee <walt@tilera.com>
6314 * config.gcc: Handle tilegx and tilepro.
6315 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6317 Add HAVE_AS_TLS check for tilegx and tilepro.
6318 * configure: Regenerate.
6319 * doc/contrib.texi: Add Mat Hostetter and self.
6320 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6321 Document instruction intrinsics and network accessing intrinsics.
6322 (TILEPro Built-in Functions): New node. Document instruction
6323 intrinsics and network accessing intrinsics.
6324 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6325 (Specific, tilepro-*-linux*): Likewise.
6326 * doc/invoke.texi (TILE-Gx Options): New section.
6327 (TILEPro Options): New section.
6328 * doc/md.texi (TILE-Gx): New section.
6329 (TILEPro): New section.
6330 * common/config/tilegx/tilegx-common.c: New file.
6331 * common/config/tilepro/tilepro-common.c: New file.
6332 * config/tilegx/constraints.md: New file.
6333 * config/tilegx/linux.h: New file.
6334 * config/tilegx/mul-tables.c: New file.
6335 * config/tilegx/predicates.md: New file.
6336 * config/tilegx/sync.md: New file.
6337 * config/tilegx/t-tilegx: New file.
6338 * config/tilegx/tilegx-builtins.h: New file.
6339 * config/tilegx/tilegx-c.c: New file.
6340 * config/tilegx/tilegx-generic.md: New file.
6341 * config/tilegx/tilegx-modes.def: New file.
6342 * config/tilegx/tilegx-multiply.h: New file.
6343 * config/tilegx/tilegx-protos.h: New file.
6344 * config/tilegx/tilegx.c: New file.
6345 * config/tilegx/tilegx.h: New file.
6346 * config/tilegx/tilegx.md: New file.
6347 * config/tilegx/tilegx.opt: New file.
6348 * config/tilepro/constraints.md: New file.
6349 * config/tilepro/gen-mul-tables.cc: New file.
6350 * config/tilepro/linux.h: New file.
6351 * config/tilepro/mul-tables.c: New file.
6352 * config/tilepro/predicates.md: New file.
6353 * config/tilepro/t-tilepro: New file.
6354 * config/tilepro/tilepro-builtins.h: New file.
6355 * config/tilepro/tilepro-c.c: New file.
6356 * config/tilepro/tilepro-generic.md: New file.
6357 * config/tilepro/tilepro-modes.def: New file.
6358 * config/tilepro/tilepro-multiply.h: New file.
6359 * config/tilepro/tilepro-protos.h: New file.
6360 * config/tilepro/tilepro.c: New file.
6361 * config/tilepro/tilepro.h: New file.
6362 * config/tilepro/tilepro.md: New file.
6363 * config/tilepro/tilepro.opt: New file.
6365 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6367 PR tree-optimization/52210
6368 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6369 vect_model_simple_cost with two entry vect_def_type array instead
6370 of an address of dt.
6372 2012-02-14 Richard Guenther <rguenther@suse.de>
6375 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6376 Do not stream DECL_QUALIFIER.
6377 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6378 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6379 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6381 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6384 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6387 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6390 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6391 * cselib.c (cselib_subst_to_values_from_insn): New function.
6392 * sched-deps.c (add_insn_mem_dependence,
6393 sched_analyze_1, sched_analyze_2): Use it.
6395 2012-02-13 Jan Hubicka <jh@suse.cz>
6398 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6400 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6402 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6403 (GTM_SELF_SPECS): Define if not already defined.
6404 (driver_self_specs): Add GTM_SELF_SPECS.
6405 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6406 (GTM_SELF_SPECS): Define.
6407 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6408 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6410 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6412 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6415 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6418 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6419 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6421 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6424 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6426 2012-02-13 Richard Guenther <rguenther@suse.de>
6428 PR translation/52211
6429 * passes.c (enable_disable_pass): Fix typo.
6431 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6434 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6435 XOR for reduce_bit_field if type is unsigned.
6437 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6439 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6440 disallow changes from SFmode to mode with different size in FP regs.
6442 2012-02-12 Robert Millan <rmh@gnu.org>
6443 Gerald Pfeifer <gerald@pfeifer.com>
6445 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6448 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6450 PR rtl-optimization/52175
6451 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6452 to frame-related instructions.
6454 2012-02-10 Jason Merrill <jason@redhat.com>
6457 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6458 (demangle_new_symbols): Fill it.
6459 (scan_linker_output): Walk it.
6460 (start_tweaking): Split out from scan_linker_output.
6461 (maybe_tweak): Update sym->chosen.
6462 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6464 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6467 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6469 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6471 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6472 having the same mode as previous compare.
6474 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6476 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6477 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6478 (nonlocal_goto_internal): Likewise.
6479 (nonlocal_goto): Emit a use and an indirect jump directly.
6481 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6484 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6485 __atomic_{is,always}_lock_free.
6487 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6491 negative constant address for x32.
6493 2012-02-10 Richard Henderson <rth@redhat.com>
6495 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6496 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6497 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6499 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6500 Ira Rosen <irar@il.ibm.com>
6502 PR tree-optimization/50031
6503 * targhooks.c (default_builtin_vectorization_cost): Handle
6505 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6506 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6507 all types of reduction and pattern statements.
6508 (vect_estimate_min_profitable_iters): Likewise.
6509 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6510 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6511 for explicit realigns.
6512 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6513 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6515 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6516 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6517 vec_perm for VSX and handle vec_promote_demote.
6519 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6522 * builtins.c (fold_builtin_atomic_always_lock_free,
6523 expand_builtin_atomic_always_lock_free,
6524 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6525 Return and/or test boolean_true_node/boolean_false_node instead of
6526 integer_one_node/integer_zero_node.
6528 2012-02-10 Jan Hubicka <jh@suse.cz>
6531 * predict.c (predict_paths_for_bb): Prevent looping.
6532 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6534 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6536 * config/arm/arm.c (output_move_double): In one case properly
6537 count number of instructions that will be emitted.
6539 2012-02-10 Richard Guenther <rguenther@suse.de>
6541 PR translation/52193
6542 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6544 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6547 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6549 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6552 * var-tracking.c (emit_note_insn_var_location): If
6553 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6554 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6555 non-NOTE_DURING_CALL_P insn.
6557 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6560 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6562 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6565 * gcc.c (switch_matches) Support switches with separated form,
6568 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6570 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6572 (RAMPZ_ADDR): Ditto.
6573 * config/avr/avr.c (avr_addr_t): New typedef.
6574 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6575 (avr_init_expanders): Initialize it.
6576 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6578 (expand_epilogue): Ditto.
6579 (avr_print_operand): Ditto.
6580 (avr_file_start): Ditto.
6581 (avr_emit_movmemhi): Ditto.
6583 2012-02-08 Richard Guenther <rguenther@suse.de>
6585 PR tree-optimization/46886
6586 * tree-flow.h (do_while_loop_p): Declare.
6587 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6588 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6590 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6592 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6593 always succeed for integers larger than a native word.
6595 2012-02-08 Richard Guenther <rguenther@suse.de>
6597 PR rtl-optimization/52170
6598 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6599 properly handle integer vector modes.
6601 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6603 PR gcov-profile/52150
6604 * coverage.c: Include target.h.
6605 (build_var): Call targetm.strip_name_encoding on the assembler name.
6606 Change one _ into . or $ if the target allows it.
6607 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6609 PR rtl-optimization/52139
6610 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6611 is a BARRIER after emit_insn_after_noloc, move BB_END
6612 to the last non-BARRIER insn before it.
6614 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6617 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6618 (mips_gimplify_va_arg_expr): Call it instead of
6619 std_gimplify_va_arg_expr.
6621 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6623 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6624 message for -mno-pointers-to-nested-function.
6626 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6629 * expr.c (get_inner_reference): If there is an offset, add a negative
6630 bit position to it (if any).
6632 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6634 PR rtl-optimization/52060
6635 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6636 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6637 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6638 and/or i0src_copy2 when needed.
6640 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6642 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6643 or LTOPLUGINSONAME if have_c.
6645 * config/freebsd-spec.h: Add comment about what macros can be defined
6647 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6648 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6651 2012-02-07 Richard Guenther <rguenther@suse.de>
6653 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6654 newline in -alias dumps.
6656 2012-02-07 Kai Tietz <ktietz@redhat.com>
6657 Dave Korn <dave.korn.cygwin@gmail.com>
6660 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6661 Take care that typinfo gets dllexport-attribute.
6663 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6666 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6667 if modifier < EXPAND_SUM call force_operand on the result.
6669 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6671 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6672 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6674 (epiphany_function_type): Replace types for specific interrupts with
6675 EPIPHANY_FUNCTION_INTERRUPT.
6676 (EPIPHANY_INTERRUPT_P): Update.
6677 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6678 New static function.
6679 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6680 <disinterrupt>: Affects type identity.
6681 (epiphany_handle_interrupt_attribute): Handle variable number of
6683 (epiphany_compute_function_type): Update for new
6684 epiphany_function_type definition.
6685 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6686 handlers with a longcall forwarder.
6687 (epiphany_start_function): Handle multiple interrupt arguments and/or
6688 forwarder_section attribute.
6690 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6693 2012-02-07 Alan Modra <amodra@gmail.com>
6696 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6699 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6701 PR tree-optimization/50969
6702 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6703 use vec_perm rather than vector_stmt.
6704 (vect_model_load_cost): Likewise.
6705 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6706 vec_perm to be the same as other vector statements.
6707 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6708 cost of vec_perm for TARGET_VSX.
6710 2012-02-06 Richard Guenther <rguenther@suse.de>
6712 PR tree-optimization/52115
6713 * tree-sra.c (access_has_replacements_p): New function.
6714 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6716 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6719 * trans-mem.c (expand_call_tm): Add an assertion.
6720 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6723 2012-02-06 Richard Guenther <rguenther@suse.de>
6725 PR tree-optimization/50955
6726 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6727 raise cost of expressions that replace an address with an
6728 expression based on a different pointer.
6730 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6733 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6734 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6736 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6739 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6740 -Weffc++ and specify guidelines come from second edition.
6742 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6744 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6745 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6746 (call_direct_split, call_value_split, call_value_internal_direct)
6747 (call_value_direct_split, call_value_multiple_split): Use jal and
6748 jal_macro attributes.
6750 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6752 * reload1.c (reload_regs_reach_end_p): Replace with...
6753 (reload_reg_rtx_reaches_end_p): ...this function.
6754 (new_spill_reg_store): Update commentary.
6755 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6756 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6757 before setting new_spill_reg_store.
6758 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6759 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6760 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6761 for non-spill reload registers.
6763 2012-02-05 Ira Rosen <irar@il.ibm.com>
6765 PR tree-optimization/52091
6766 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6767 (vect_is_simple_use_1): Likewise.
6768 * tree-vect-loop.c (vectorizable_reduction): Update calls
6769 to vect_is_simple_use_1 and vect_is_simple_use.
6770 (vectorizable_live_operation): Likewise.
6771 * tree-vect-patterns.c (widened_name_p,
6772 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6773 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6774 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6775 vectorizable_shift,vectorizable_operation, vectorizable_store,
6776 vectorizable_load): Likewise.
6777 (vect_is_simple_cond): Add an argument, pass it to
6778 vect_is_simple_use_1.
6779 (vectorizable_condition): Update calls to vect_is_simple_cond,
6781 (vect_is_simple_use): Add an argument, the statement in which
6782 OPERAND is used. Check that if OPERAND's def stmt is a double
6783 reduction phi node, the use is a phi node too.
6784 (vect_is_simple_use_1): Add an argument, pass it to
6786 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6787 to vect_is_simple_use.
6789 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6791 PR rtl-optimization/52095
6792 * modulo-sched.c (dump_insn_locator): New function.
6793 (loop_canon_p, sms_schedule): Use it.
6795 PR rtl-optimization/52113
6796 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6797 even for decomposable shift/zext insns.
6799 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6800 Zdenek Dvorak <ook@ucw.cz>
6802 PR rtl-optimization/52092
6803 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6804 on get_iv_value result.
6806 2012-02-02 Andrew Pinski <apinski@cavium.com>
6810 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6812 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6815 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6817 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6819 PR rtl-optimization/49800
6820 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6821 (sched_finish): Call regstat_free_n_sets_and_refs.
6823 2012-02-02 Jia Liu <proljc@gmail.com>
6825 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6828 2012-02-02 Jan Hubicka <jh@suse.cz>
6829 Tom de Vries <tom@codesourcery.com>
6832 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6833 * varpool.c (varpool_analyze_pending_decls): Likewise.
6835 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6836 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6838 * config.gcc: Add cr16-* support.
6840 * doc/extend.texi: Document cr16 extensions.
6841 * doc/install.texi: Document cr16 install.
6842 * doc/invoke.texi: Document cr16 options.
6843 * doc/md.texi: Document cr16 constraints.
6845 * common/config/cr16/cr16-common.c: New file.
6846 * config/cr16/cr16.c: New file.
6847 * config/cr16/cr16.h: New file.
6848 * config/cr16/cr16.md: New file.
6849 * config/cr16/cr16.opt: New file.
6850 * config/cr16/cr16-protos.h: New file.
6851 * config/cr16/predicates.md: New file.
6852 * config/cr16/constraints.md: New file.
6853 * config/cr16/t-cr16: New file.
6855 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6858 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6859 that operands[2] is either immediate, or q_regs_operand.
6861 PR tree-optimization/52073
6862 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6863 a pattern stmt for pattern uses, ignore uses outside of the loop.
6865 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6867 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6868 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6869 (OUT_AS1, OUT_AS2): Remove.
6871 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6873 PR rtl-optimization/51374
6874 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6875 to cross other volatile_refs_p insns.
6877 2012-02-01 Richard Guenther <rguenther@suse.de>
6879 * doc/invoke.texi (fno-inline): Clarify documentation.
6880 (finline-small-functions): Likewise.
6881 (finline-functions): Likewise.
6882 * common.opt (finline): Adjust comment and documentation.
6883 (finline-small-functions): Clarify documentation.
6884 (finline-functions): Likewise.
6885 (finline-functions-called-once): Likewise.
6887 2012-02-01 Tristan Gingold <gingold@adacore.com>
6889 * c-typeck.c (composite_type): Keep mode for pointers.
6891 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6893 * function.h (regno_reg_rtx): Adjust comment.
6894 * reginfo.c (init_reg_modes_target): Only use the previous mode
6895 if it fits within one register. Remove MIPS comment.
6897 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6900 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6902 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6904 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6905 to srak instruction.
6907 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6909 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6911 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6916 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6918 2012-01-31 Richard Guenther <rguenther@suse.de>
6920 PR tree-optimization/51528
6921 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6924 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6929 * ree.c (add_removable_extension): Change def_map argument
6930 to unsigned *, store in def_map 1 + offset into *insn_list vector
6931 instead of pointers into the vector.
6932 (find_removable_extensions): Adjust caller.
6934 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6936 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6937 Transform all "* quoted-c-code" to { c-code }.
6938 Remove redundant test for "optimize" in combine patterns.
6939 Move (include "avr-dimode.md") to end of file.
6941 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6944 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6945 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6947 2012-01-30 Richard Guenther <rguenther@suse.de>
6949 PR tree-optimization/52028
6950 * tree-loop-distribution.c (ldist_gen): Properly update
6953 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6956 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6957 set_cur_line_info_table if not emitting debug info.
6959 PR tree-optimization/52046
6960 * tree-vect-patterns.c (check_bool_pattern): Give up if
6961 a comparison could throw.
6964 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6966 2012-01-30 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/52045
6969 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6970 SSA form if cfgcleanup did anything.
6972 2012-01-30 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/52045
6975 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6976 before computing final todo.
6978 2012-01-30 Richard Guenther <rguenther@suse.de>
6980 PR tree-optimization/51528
6981 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6984 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6986 * df-problems.c (df_kill_notes): Check that the use refers
6987 to the note under examination.
6989 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6992 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6993 parameter and use short-lived pseudos.
6994 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6995 (sparc_expand_vector_init): Const-ify local variables and adjust
6996 calls to above functions.
6998 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7000 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7002 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7004 * doc/invoke.texi: Make usage of "compile time" and
7005 "run time"/"runtime" consistent throughout the file.
7007 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7009 * config/alpha/alpha.c (alpha_option_override): Default to
7010 full IEEE compliance mode for Go language.
7012 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7014 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7015 (LINK_SSP_SPEC): Define.
7017 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7020 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7023 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7025 * doc/invoke.texi: Correct hyphenation of "floating point",
7026 "double precision", and related terminology throughout the file.
7028 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7031 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7032 arm_general_register_operand predicate for operand 2 instead of
7035 2012-01-27 Ian Lance Taylor <iant@google.com>
7038 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7039 * builtins.c (expand_builtin_init_trampoline): Add onstack
7040 parameter. Change caller.
7041 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7042 * tree.c (build_common_builtin_nodes): Declare
7043 __builtin_init_heap_trampoline.
7045 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7047 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7048 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7049 * config/avr/avr.c: Ditto.
7050 (avr_regnames): Remove because unused.
7051 * config/avr/avr.md (*cpse.ne): New peephole.
7052 (*cpse.eq): New peephole from former cpse peepholes.
7054 2012-01-27 Michael Eager <eager@eagercon.com>
7056 * config/microblaze.c (microblaze_emit_compare): Correct
7057 test after pcmp instruction.
7059 2012-01-27 Richard Guenther <rguenther@suse.de>
7061 PR tree-optimization/52020
7062 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7064 2012-01-27 Richard Guenther <rguenther@suse.de>
7066 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7067 function non-const/pure.
7069 2012-01-27 Richard Guenther <rguenther@suse.de>
7071 PR tree-optimization/50444
7072 * tree-sra.c (build_ref_for_offset): Properly adjust the
7073 MEM_REF type for unaligned accesses.
7075 2012-01-27 Richard Guenther <rguenther@suse.de>
7077 PR tree-optimization/50444
7078 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7079 (expand_assignment): Use it. Properly handle misaligned
7080 bases when expanding stores to component references.
7081 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7084 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7087 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7088 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7089 * tree-data-ref.c (find_data_references_in_loop): Make static.
7090 (compute_all_dependences): Change return type to bool. Bail out
7091 for too many datarefs in a loop. Move the hunk resetting the data
7092 dependences vector from ...
7093 (compute_data_dependences_for_loop): ... here. Account for
7094 compute_all_dependences returning false.
7095 (compute_data_dependences_for_bb): Likewise.
7096 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7097 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7099 2012-01-27 Richard Guenther <rguenther@suse.de>
7102 * expr.c (store_field): Use the alias-set of the scratch memory
7105 2012-01-27 Tom de Vries <tom@codesourcery.com>
7107 PR tree-optimization/51990
7108 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7110 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7112 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7115 * var-tracking.c (reverse_op): Don't add any reverse operation
7116 if V already has any constant locations.
7118 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7120 * doc/invoke.texi: Correct usage of "command line" (noun)
7121 vs "command-line" (adjective) throughout.
7123 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7125 * doc/invoke.texi (Language Independent Options): Move
7126 -Wcoverage-mismatch blurb from here....
7127 (Warning Options): ...to here.
7129 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7131 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7132 Set rs6000_always_hint to false for 476.
7134 2012-01-27 Matthias Klose <doko@ubuntu.com>
7136 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7138 * incpath.c (add_standard_paths): Likewise.
7140 2012-01-27 Richard Henderson <rth@redhat.com>
7142 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7143 * config/m68k/sync.md (atomic_test_and_set): Rename from
7144 sync_test_and_setqi and adjust the operands.
7145 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7146 and unconditionally enable.
7148 2012-01-27 Richard Henderson <rth@redhat.com>
7150 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7151 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7152 (ldstub): Rename from ldstubqi.
7153 (ldstub<I24MODE>): Remove.
7155 2012-01-27 Richard Henderson <rth@redhat.com>
7157 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7158 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7159 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7160 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7161 * doc/tm.texi: Rebuild.
7163 2012-01-27 Richard Henderson <rth@redhat.com>
7165 * optabs.c (gen_atomic_test_and_set): Remove default.
7166 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7168 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7170 PR rtl-optimization/51978
7171 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7172 (combine_reaching_defs): Likewise.
7173 (struct re_info): Remove.
7174 (add_removable_extension): Remove x and data arguments,
7175 add insn, insn_list and def_map. Use the arguments directly
7176 instead of using struct re_info.
7177 (find_removable_extensions): Don't call add_removable_extension
7178 through note_stores, instead just call it with single_set
7180 (find_and_remove_re): Pass curr_cand->expr instead of
7181 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7183 2012-01-26 Michael Matz <matz@suse.de>
7185 PR tree-optimization/46590
7186 * cfgexpand.c: Revert last change (r183305).
7187 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7189 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7190 checking for emptiness.
7192 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7195 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7196 non-addressable non-BLKmode base correctly.
7198 2012-01-26 Michael Matz <matz@suse.de>
7200 PR tree-optimization/48794
7201 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7202 regions referenced from RESX/EH_DISPATCH.
7204 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7206 * config/s390/s390.h: Make BRANCH_COST an option.
7207 * config/s390/s390.opt: New option -mbranch-cost.
7209 2012-01-26 Richard Henderson <rth@redhat.com>
7211 Revert 2012-01-24 change:
7212 * trans-mem.c (requires_barrier): Do not instrument thread local
7213 variables and emit save/restore for them.
7215 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7218 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7221 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7223 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7226 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7229 Rename __pgm to __flash.
7230 Rename __pgm1 to __flash1.
7231 Rename __pgm2 to __flash2.
7232 Rename __pgm3 to __flash3.
7233 Rename __pgm4 to __flash4.
7234 Rename __pgm5 to __flash5.
7235 Rename __pgmx to __memx.
7236 * doc/extend.texi (AVR Named Address Spaces)
7237 Rename address space names as indicated above.
7238 * config/avr/avr.c (avr_addrspace): Ditto.
7240 * config/avr/avr-protos.h
7241 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7242 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7243 * config/avr/predicates.md: Ditto.
7244 * config/avr/avr.c Ditto, and
7245 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7246 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7248 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7249 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7250 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7251 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7252 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7253 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7254 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7255 * config/avr/avr.c: Ditto.
7256 * config/avr/avr.md: Ditto.
7258 2012-01-25 Jason Merrill <jason@redhat.com>
7261 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7263 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7265 PR tree-optimization/51987
7266 * tree-data-ref.c (get_references_in_stmt): Handle references in
7267 non-volatile GIMPLE_ASM.
7269 2012-01-25 Richard Guenther <rguenther@suse.de>
7271 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7272 bases are dereferenced.
7274 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7276 PR rtl-optimization/48374
7277 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7279 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7281 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7282 compute_data_dependences_for_loop returns false.
7283 * tree-parloops.c (loop_parallel_p): Likewise.
7285 2012-01-25 Richard Guenther <rguenther@suse.de>
7287 * tree.h (get_pointer_alignment_1): Declare.
7288 * builtins.c (get_pointer_alignment_1): New function.
7289 (get_pointer_alignment): Use it.
7291 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7293 PR rtl-optimization/48308
7294 * combine.c (enum undo_kind): Add UNDO_LINKS.
7295 (struct undo): Add member l to other_contents and where.
7296 (do_SUBST_LINK): New.
7298 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7299 (undo_all): Handle UNDO_LINKS.
7301 2012-01-25 Richard Henderson <rth@redhat.com>
7303 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7306 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7308 * optabs.c (gen_atomic_test_and_set): Use each argument.
7310 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7312 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7313 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7314 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7315 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7316 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7317 TARGET_PAIRED_SINGLE_FLOAT.
7319 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7321 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7322 (in_struct, return_val): Remove MEM documentation.
7323 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7324 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7325 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7327 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7328 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7329 * expr.c (store_field): Likewise.
7330 * function.c (assign_stack_temp_for_type): Likewise.
7331 * ifcvt.c (noce_try_cmove_arith): Likewise.
7332 * reload1.c (reload): Likewise.
7333 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7334 (alpha_set_memflags): Likewise.
7335 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7337 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7339 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7341 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7342 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7343 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7345 * cselib.c (cselib_rtx_varies_p): Delete.
7346 (cselib_invalidate_mem): Update call to canon_true_dependence.
7347 * dse.c (record_store, check_mem_read_rtx): Likewise.
7348 (scan_reads_nospill): Likewise.
7349 * cse.c (check_dependence): Likewise.
7350 (cse_rtx_varies_p): Delete.
7351 * expr.c (safe_from_p): Update call to true_dependence.
7352 * ira.c (validate_equiv_mem_from_store): Likewise.
7353 (memref_referenced_p): Likewise.
7354 * postreload-gcse.c (find_mem_conflicts): Likewise.
7355 * sched-deps.c (sched_analyze_2): Likewise.
7356 * store-motion.c (load_kills_store): Likewise.
7357 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7358 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7359 (compute_transp): Update call to canon_true_dependence.
7361 2012-01-25 Richard Henderson <rth@redhat.com>
7363 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7364 (maybe_emit_atomic_test_and_set): New.
7365 (expand_sync_lock_test_and_set): Use it.
7366 (expand_atomic_test_and_set): Likewise.
7367 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7368 the implementation; clarify implementation defined details.
7369 * doc/md.texi (atomic_test_and_set): Document.
7371 2012-01-25 Richard Henderson <rth@redhat.com>
7373 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7375 2012-01-25 Richard Henderson <rth@redhat.com>
7378 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7379 to effect no-op split.
7381 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7384 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7385 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7386 (BT_FN_VOID_PTR_INT_SIZE): New.
7387 (BT_FN_UINT_UINT_VAR): Remove.
7388 (BT_FN_UINT32_UINT32_VAR): New.
7389 (BT_FN_DOUBLE_VPTR): Remove.
7390 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7392 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7393 (_ITM_changeTransactionMode): Same.
7394 (_ITM_memmoveRtWt): Change return type to void.
7395 (_ITM_memcpyRtWt): Same.
7396 (_ITM_memsetW): Same.
7397 (_ITM_RaRD): Change types to double.
7402 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7404 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7405 Patrick Marlier <patrick.marlier@gmail.com>
7407 * trans-mem.c (requires_barrier): Do not instrument thread local
7408 variables and emit save/restore for them.
7410 2012-01-24 Jason Merrill <jason@redhat.com>
7413 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7414 output static aliases.
7416 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7419 * common.opt (-pie, -shared, pie, shared): Change from Common to
7421 * gcc.c (display_help): Display help for -pie and -shared.
7423 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7426 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7427 Remove note on size/offset limitation.
7428 (AVR Variable Attributes): Add example how to read data located
7429 with progmem. Refer to named address spaces.
7430 * doc/invoke.texi (AVR Options): Fix typo.
7432 2012-01-24 Richard Guenther <rguenther@suse.de>
7434 Forward-port to trunk
7435 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7438 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7439 op0 isn't sufficiently aligned and there is movmisalignM
7440 insn for mode, use it to load op0 into a temporary register.
7442 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7445 * target.def (const_not_ok_for_debug_p): New hook.
7446 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7448 * doc/tm.texi: Regenerated.
7449 * dwarf2out.c (const_ok_for_output_1): If
7450 targetm.const_not_ok_for_debug_p returns true, fail.
7451 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7453 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7455 2012-01-23 Kai Tietz <ktietz@redhat.com>
7458 * config/i386/predicates.md (symbolic_operand): Allow
7459 UNSPEC_PCREL as PIC expression for lea.
7460 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7461 * config/i386/i386.c (ix86_delegitimize_address): Handle
7462 UNSPEC_PCREL for none-MEM, too.
7464 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7466 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7467 (ipa_tm_create_version_alias): Same.
7469 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7472 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7473 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7475 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7476 Patrick Marlier <patrick.marlier@gmail.com>
7477 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7480 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7481 simple_object_start_read.
7483 2012-01-23 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/51895
7487 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7488 parameter decomposition into BLKmode components.
7490 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7492 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7493 fake variables for restrict-qualified pointers whose pointed-to type
7494 contains a placeholder.
7496 2012-01-23 Richard Guenther <rguenther@suse.de>
7498 PR tree-optimization/51949
7499 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7501 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7503 PR rtl-optimization/51933
7504 * ree.c (transform_ifelse): Return true right away if dstreg is
7505 already wider or equal to cand->mode.
7506 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7507 (make_defs_and_copies_lists): Remove defs_list and copies_list
7508 arguments, add state argument, just truncate state->work_list
7509 instead of always allocating and freeing the vector. Assert that
7510 get_defs succeeds instead of returning 2. Changed return type to bool.
7511 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7512 have ext_src_mode, see if it has been modified already with the
7513 right kind of extension and has been extended before from the
7514 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7515 just return true. Remember the original mode in state->modified array.
7516 (combine_reaching_defs): Add state argument. Don't allocate and
7517 free here def_list, copied_list and vec vectors, instead just
7518 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7519 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7520 Add state variable, clear vectors in it, initialize state.modified
7521 if needed. Free all the vectors at the end and state.modified too.
7522 Don't skip a candidate if the extension expression has been modified.
7524 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7527 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7528 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7529 (extra_options) interix.opt -> i386/interix.opt"
7530 (extra_objs):Add winnt-stubs.o
7531 * configure.ac: Add interix to target_os .comm on PE check.
7532 * configure: Regenerate.
7533 * config/interix3.h: Delete and move bits to..
7534 * config/interix.h: Delete and move bits to..
7535 * config/i386/i386-interix3.h: Delete and move bits to..
7536 * config/i386/i386-interix.h: ..here.
7537 (TARGET_CPU_DEFAULT): Remove redefinition.
7538 (TARGET_ASM_CONSTRUCTOR): Undefine.
7539 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7540 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7541 (PTRDIFF_TYPE): Define.
7542 (LONG_DOUBLE_TYPE_SIZE): Define.
7543 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7544 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7545 (TARGET_SECTION_TYPE_FLAGS): Define.
7546 (ASM_DECLARE_FUNCTION_NAME): Define.
7547 (ASM_OUTPUT_EXTERNAL): Define.
7548 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7549 (ASM_OUTPUT_ALIGNED_BSS): Define.
7550 (PCC_BITFIELD_TYPE_MATTERS): Define.
7551 (USE_CONST_SECTION): Define.
7552 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7553 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7554 (SUPPORTS_ONE_ONLY): Remove.
7555 (I386_PE_STRIP_ENCODING): Define.
7556 * config/interix.opt: Delete and move bits to..
7557 * config/i386/interix.opt: ..here. New.
7558 (mpe-aligned-commons): Add.
7559 * config/i386/t-interix: Add copyright header.
7560 (winnt-stubs.o): Add rule.
7562 2012-01-22 Jason Merrill <jason@redhat.com>
7565 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7566 for extra name aliases.
7568 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7570 PR rtl-optimization/51924
7571 * ree.c (combine_set_extension): Improve debugging message.
7572 (combine_reaching_defs): Likewise.
7573 (get_defs): Rename confusingly named variable.
7574 (find_and_remove_re): Skip a candidate if the extension expression has
7577 2012-01-21 Robert Millan <rmh@gnu.org>
7578 Gerald Pfeifer <gerald@pfeifer.com>
7580 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7581 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7583 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7585 PR tree-optimization/51914
7586 * tree-vect-stmts.c (vectorizable_conversion): For
7587 cvt_type && modifier == WIDEN, put temporary with cvt_type
7588 at the beginning of vec_dsts and set vec_dest to temporary
7591 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7593 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7595 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7597 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7598 * config/rs6000/rs6000.c: Likewise.
7600 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7603 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7604 output_move_double on a copy of operands array.
7606 2012-01-20 Cary Coutant <ccoutant@google.com>
7607 Dodji Seketeli <dodji@redhat.com>
7610 * dwarf2out.c (copy_declaration_context): Return ref to parent
7611 of declaration DIE, if necessary.
7612 (remove_child_or_replace_with_skeleton): Add new parameter; update
7613 caller. Place skeleton DIE under parent DIE of original declaration.
7614 Move call to copy_declaration_context to here ...
7615 (break_out_comdat_types): ... from here.
7617 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7619 PR rtl-optimization/51856
7620 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7623 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7626 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7627 hints for neon loads and stores.
7629 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7633 * doc/extend.texi (Named Address Spaces): Split into subsections.
7634 (AVR Named Address Spaces): New subsection.
7635 (M32C Named Address Spaces): New subsection.
7636 (RL78 Named Address Spaces): New subsection.
7637 (SPU Named Address Spaces): New subsection.
7638 (Variable Attributes): New anchor "AVR Variable Attributes".
7639 (AVR Variable Attributes): Rewrite and avoid wording
7640 "address space" in this context.
7641 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7642 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7643 (AVR Built-in Macros): New subsubsection therein.
7644 * doc/md.texi (AVR constraints): Remove "C04", "R".
7646 2012-01-20 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/51903
7649 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7650 when removing stmts.
7652 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7655 * config/arm/arm.c (arm_load_pic_register): Use
7656 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7657 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7658 (arm_pic_static_addr): Likewise.
7659 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7660 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7661 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7662 (pic_load_addr_unified): New.
7664 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7667 * function.c (instantiate_virtual_regs_in_insn): Use
7668 delete_insn_and_edges when removing a wrong asm insn.
7670 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7672 PR rtl-optimization/40761
7673 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7674 Add new member loop_num.
7675 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7676 (ira_build): Remove the parameter.
7678 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7679 (ira.c): Do not build CFG loops for one region allocation. Remove
7680 argument from ira_build call.
7682 * ira-build.c (init_loop_tree_node): New function.
7683 (create_loop_tree_nodes): Use it. Separate the case when CFG
7684 loops are not built.
7685 (more_one_region_p): Check current_loops.
7686 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7688 (add_loop_to_tree): Process loop equal to NULL too.
7689 (form_loop_tree): Separate the case when CFG loops are not built.
7690 Use explicitly number for the root.
7691 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7693 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7694 instead of loop->num.
7695 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7696 (mark_all_loops_for_removal): Ditto.
7697 (remove_unnecessary_regions): Separate the case when CFG loops
7699 (ira_build): Remove the parameter. Use explicit number of regions
7700 when CFG loops are not built.
7702 * ira-color.c (print_loop_title): Separate the case for the root node.
7703 Use loop_num instead of loop->num.
7704 (move_spill_restore): Use loop_num instead of loop->num.
7706 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7707 (change_loop): Ditto.
7708 (change_loop): Use loop_num instead of loop->num.
7710 * ira-lives.c (process_bb_node_lives): Ditto.
7712 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7714 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7716 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7719 * tree-mudflap.c (mf_artificial): New function.
7720 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7721 mx_register_decls, mudflap_enqueue_decl): Use it.
7724 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7725 numbers in the insn pattern.
7727 2012-01-19 Michael Matz <matz@suse.de>
7729 PR tree-optimization/46590
7730 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7731 use it in remembering which conflicts we already created.
7732 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7735 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7738 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7739 (merge_and_complain): Same.
7741 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7744 * config/initfini-array.h: Guard content of the header
7745 with #ifdef HAVE_INITFINI_ARRAY.
7746 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7747 Add initfini-array.h to tm_file here.
7748 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7749 * config.gcc: Don't add initfini-array.h to tm_file here.
7750 * configure: Regenerated.
7752 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7754 PR rtl-optimization/51505
7755 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7756 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7757 (df_note_bb_compute): Update the call to df_kill_notes.
7759 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7761 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7763 2012-01-18 Richard Guenther <rguenther@suse.de>
7765 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7766 of conversions to void *.
7768 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7769 Richard Sandiford <rdsandiford@googlemail.com>
7773 * optabs.h (simplify_expand_binop): Declare.
7774 * optabs.c (simplify_expand_binop): Make global.
7775 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7776 endian targets if the source cannot be exactly covered by word
7779 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7782 * hard-reg-set.h (struct hard_reg_set_container): New type.
7783 * target.h (struct hard_reg_set_container): Forward declare.
7784 * target.def (set_up_by_prologue): New target hook.
7785 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7786 * doc/tm.texi: Regenerated.
7787 * function.c (thread_prologue_and_epilogue_insns): Change
7788 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7789 Call targetm.set_up_by_prologue on it.
7790 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7791 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7793 2012-01-17 Nick Clifton <nickc@redhat.com>
7795 * config/rx/rx.c (rx_can_use_simple_return): New function.
7796 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7797 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7799 2012-01-17 Richard Guenther <rguenther@suse.de>
7802 * expr.c (expand_assignment): Take address-space information
7803 from the address operand of MEM_REF and TARGET_MEM_REF.
7804 (expand_expr_real_1): Likewise.
7806 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7808 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7809 reload dump is requested.
7811 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7814 * trans-mem.c (requires_barrier): Call may_be_aliased.
7816 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7818 PR tree-optimization/51877
7819 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7820 call arguments and fndecls compare equal, instead return false if they
7821 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7822 both SSA_NAMEs that are valueized the same, or they satisfy
7825 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7827 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7829 * configure: Regenerate.
7831 2012-01-16 Jan Hubicka <jh@suse.cz>
7835 * convert.c (convert_to_integer): Use fold_convert for
7836 converting an INTEGER_CST to integer type.
7838 2012-01-16 Jason Merrill <jason@redhat.com>
7841 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7843 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7846 * config/s390/s390.c (s390_chunkify_start): Don't skip
7847 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7848 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7849 If insn is followed by NOTE_INSN_VAR_LOCATION or
7850 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7851 Don't use location of note insns.
7853 PR tree-optimization/51865
7854 * tree-inline.c (tree_function_versioning): Call remap_decl
7855 on DECL_RESULT whenever it has VOID_TYPE_P type.
7857 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7859 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7860 for calls to locally-binding MIPS16 functions if only the return
7861 type uses float regs.
7863 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7864 Richard Sandiford <rdsandiford@googlemail.com>
7866 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7867 (SYMBOL_32_HIGH): Likewise.
7868 (mips_output_tls_reloc_directive): Declare.
7869 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7870 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7871 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7872 (mips_lo_relocs, mips_hi_relocs): Make extern.
7873 (mips16_stub_function): Move up file.
7874 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7875 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7876 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7877 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7878 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7879 (mips_get_tp): Add MIPS16 support.
7880 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7881 Generalize DTPREL and TPREL handling.
7882 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7883 Add MIPS16 TLS support.
7884 (mips_output_tls_reloc_directive): New function.
7885 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7886 * config/mips/predicates.md (symbolic_operand_with_high)
7887 (tls_reloc_operand): New predicates.
7888 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7889 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7890 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7891 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7892 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7893 (*tls_get_tp_mips16_call_<mode>): Likewise.
7895 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7897 PR rtl-optimization/51821
7898 * recog.c (peep2_find_free_register): Determine clobbered registers
7901 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7904 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7905 * config/avr/avr.c: Likewise.
7906 * config/avr/avr.h: Likewise.
7908 2012-01-13 Ian Lance Taylor <iant@google.com>
7911 * tree.h (TYPE_QUALS): Add cast to int.
7912 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7914 2012-01-13 Ian Lance Taylor <iant@google.com>
7916 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7917 comparing param_index to VEC_length result.
7919 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7921 * c-decl.c: Do not include tree-mudflap.h
7922 * tree-optimize.c: Likewise.
7923 * Makefile.in: Update dependencies.
7925 2012-01-13 Richard Guenther <rguenther@suse.de>
7928 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7929 variable-sized result always use RSO.
7931 2012-01-12 DJ Delorie <dj@redhat.com>
7933 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7934 pointer type, not just the default pointer type.
7936 2012-01-09 Richard Henderson <rth@redhat.com>
7937 Denis Chertykov <chertykov@gmail.com>
7940 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7941 * config/avr/avr.c (avr_can_eliminate): Simplify.
7942 (avr_initial_elimination_offset): Likewise.
7943 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7944 (expand_epilogue): Likewise.
7945 (avr_legitimize_address): Gut.
7946 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7947 (avr_hard_regno_nregs): New.
7948 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7949 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7950 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7951 add soft frame pointer.
7952 (CALL_USED_REGISTERS): Likewise.
7953 (REG_CLASS_CONTENTS): Likewise.
7954 (REGISTER_NAMES): Likewise.
7955 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7956 (HARD_FRAME_POINTER_REGNUM): New.
7957 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7958 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7959 remove the HARD_FRAME_POINTER self-elimination.
7961 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7964 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7965 DECL_EXTERNAL when checking for initializers of progmem variables.
7967 2012-01-12 Ira Rosen <irar@il.ibm.com>
7969 PR tree-optimization/51799
7970 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7971 that the last operation is a type demotion.
7973 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7975 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7976 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7978 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7981 * combine.c (distribute_notes): If i3 is a noreturn call,
7982 allow old_size to be equal to args_size and make sure the
7983 noreturn call gets REG_ARGS_SIZE note.
7984 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7985 on noreturn calls even when the delta is 0.
7987 2012-01-11 Nathan Sidwell <nathan@acm.org>
7989 * gcov.c (STRING_SIZE): Remove.
7990 (generate_results): Erase annotations for source files with no
7991 coverage information.
7993 (output_lines): Use it.
7995 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7997 * gimple.h (gimplify_body): Remove first argument.
7998 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7999 pointer set here, instead just pass DATA to walk_tree.
8000 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8001 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8002 (unvisit_body): Likewise, but with unmark_visited.
8003 (gimplify_body): Remove BODY_P argument and adjust.
8004 (gimplify_function_tree): Adjust call to gimplify_body.
8005 * omp-low.c (finalize_task_copyfn): Likewise.
8007 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8009 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8010 (build_function_type_skip_args): Delete.
8011 * tree.c (build_function_type_skip_args): Make static and add
8012 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8013 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8014 pass it to build_function_type_skip_args.
8015 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8016 (tree_function_versioning): Likewise.
8017 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8018 build_function_decl_skip_args.
8019 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8020 and pass it to build_function_decl_skip_args/tree_function_versioning.
8021 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8022 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8023 * trans-mem.c (ipa_tm_create_version): Likewise.
8024 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8025 * tree-inline.c (declare_return_variable): Remove always-true test.
8026 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8027 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8028 * ipa-split.c (split_function): Skip the return value for the split
8029 part if it doesn't return.
8031 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8033 PR tree-optimization/49642
8034 * ipa-split.c (forbidden_dominators): New variable.
8035 (check_forbidden_calls): New function.
8036 (dominated_by_forbidden): Likewise.
8037 (consider_split): Check for forbidden dominators.
8038 (execute_split_functions): Initialize and free forbidden
8039 dominators info; call check_forbidden_calls.
8041 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8043 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8045 2012-01-11 Nick Clifton <nickc@redhat.com>
8047 * config/rx/rx.md (return): Define pattern.
8049 2012-01-11 Richard Guenther <rguenther@suse.de>
8051 * doc/extend.texi (malloc attribute): Adjust according to
8054 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8055 Patrick Marlier <patrick.marlier@gmail.com>
8058 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8059 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8060 (ipa_tm_note_irrevocable): Same.
8061 (ipa_tm_scan_irr_block): Same.
8062 (ipa_tm_decrement_clone_counts): Same.
8063 (ipa_tm_scan_irr_function): Same.
8064 (ipa_tm_create_version_alias): Same.
8065 (ipa_tm_create_version): Same.
8066 (ipa_tm_transform_calls_redirect): Same.
8067 (ipa_tm_transform_calls): Same.
8068 (ipa_tm_transform_transaction): Same.
8069 (ipa_tm_execute): Same.
8071 2012-01-10 Richard Guenther <rguenther@suse.de>
8074 * opts.c (common_handle_option): Handle -Werror.
8076 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8078 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8081 2012-01-10 Jason Merrill <jason@redhat.com>
8083 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8086 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8088 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8089 supports R_386_TLS_GD_PLT reloc.
8090 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8091 supports R_386_TLS_LDM_PLT reloc.
8092 * configure: Regenerate.
8093 * config.in: Regenerate.
8095 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8098 Extend __pgmx semantics to linearize memory.
8099 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8100 determine if code comes inline or from libgcc.
8101 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8102 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8103 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8104 (movmemx_qi, movmemx_hi): New insns.
8105 (xload_<mode>_libgcc): Rewrite to new insn condition.
8106 (xload_<mode>): Remove insns.
8107 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8108 cases that don't satisfy avr_xload_libgcc_p().
8109 (avr_addr_space_convert): Allow converting in any direction.
8110 (avr_addr_space_subset_p): Return always true.
8111 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8112 (avr_emit_movmemhi): Ditto.
8113 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8114 (avr_out_movmem): Ditto.
8115 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8116 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8117 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8118 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8119 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8121 2012-01-10 Richard Guenther <rguenther@suse.de>
8123 PR tree-optimization/50913
8124 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8125 Require data-refs to be representable by Graphite with respect
8128 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8130 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8131 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8133 2012-01-10 Tom de Vries <tom@codesourcery.com>
8135 PR rtl-optimization/51271
8136 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8137 handling annulled branch.
8139 2012-01-10 Richard Henderson <rth@redhat.com>
8141 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8142 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8143 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8144 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8145 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8146 arm_expand_vec_perm_const): New.
8147 * config/arm/arm-protos.h: Update.
8148 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8149 (*neon_vswp<VDQX>): New.
8150 (neon_vcombine<VDX>): Use neon_split_vcombine.
8151 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8152 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8153 (vec_perm<VE>): New.
8155 2012-01-10 Richard Henderson <rth@redhat.com>
8157 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8158 use it if reload_completed.
8159 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8160 arm_output_asm_insn, arm_process_output_memory_barrier,
8161 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8162 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8163 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8164 arm_process_output_sync_insn, arm_output_sync_insn,
8165 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8166 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8167 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8168 (emit_unlikely_jump): New.
8169 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8170 (arm_split_atomic_op): New.
8171 * config/arm/arm-protos.h: Update.
8172 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8173 (struct arm_sync_generator): Remove.
8174 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8175 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8176 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8177 (VUNSPEC_LL, VUNSPEC_SC): New.
8178 (sync_result, sync_memory, sync_required_value, sync_new_value,
8179 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8180 (attr length): Don't use arm_sync_loop_insns.
8181 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8182 (movsfcc, movdfcc): Likewise.
8183 * config/arm/constraints.md (Ua): New.
8184 * config/arm/prediates.md (mem_noofs_operand): New.
8185 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8186 (sync_clobber, sync_t2_reqd): Remove.
8187 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8188 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8189 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8190 (arm_sync_compare_and_swap<SIDI>): Remove.
8191 (arm_sync_compare_and_swap<NARROW>): Remove.
8192 (arm_sync_lock_test_and_set<SIDI>): Remove.
8193 (arm_sync_lock_test_and_set<NARROW>): Remove.
8194 (arm_sync_new_<syncop><SIDI>): Remove.
8195 (arm_sync_new_<syncop><NARROW>): Remove.
8196 (arm_sync_new_nand<SIDI>): Remove.
8197 (arm_sync_new_nand<NARROW>): Remove.
8198 (arm_sync_old_<syncop><SIDI>): Remove.
8199 (arm_sync_old_<syncop><NARROW>): Remove.
8200 (arm_sync_old_nand<SIDI>): Remove.
8201 (arm_sync_old_nand<NARROW>): Remove.
8202 (*memory_barrier): Merge arm_output_memory_barrier.
8203 (atomic_compare_and_swap<QHSD>): New.
8204 (atomic_compare_and_swap<NARROW>_1): New.
8205 (atomic_compare_and_swap<SIDI>_1): New.
8206 (atomic_exchange<QHSD>): New.
8207 (cas_cmp_operand, cas_cmp_str): New.
8208 (atomic_op_operand, atomic_op_str): New.
8209 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8210 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8211 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8212 (arm_load_exclusive<NARROW>): New.
8213 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8214 (arm_store_exclusive<QHSD>): New.
8216 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8218 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8219 reload patterns if -mvsx-scalar-memory.
8221 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8222 generated, even -mno-vsx-scalar-double was used.
8223 (vsx_xscvdpsp_scalar): Likewise.
8224 (vsx_xscvspdp_scalar2): Likewise.
8226 2012-01-09 Tom de Vries <tom@codesourcery.com>
8227 Andrew Pinski <apinski@cavium.com>
8230 * reorg.c (fill_slots_from_thread): Don't speculate
8231 frame-related insns.
8233 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8235 * sched-int.h (bb_note): Move to...
8236 * basic-block.h: ...here.
8237 * haifa-sched.c (bb_note): Move to...
8238 * cfgrtl.c: ...here.
8239 * function.c (next_block_for_reg): New function.
8240 (move_insn_for_shrink_wrap): Likewise.
8241 (prepare_shrink_wrap): Rewrite to use the above.
8243 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8245 * gimple.c (is_gimple_non_addressable): Remove.
8246 * gimple.h: Remove is_gimple_non_addressable.
8247 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8248 is_gimple_non_addressable.
8249 * trans-mem.c (expand_assign_tm): Same.
8251 2012-01-09 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/51775
8254 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8255 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8257 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8259 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8261 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8263 2012-01-09 Richard Guenther <rguenther@suse.de>
8265 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8267 2012-01-08 Jan Hubicka <jh@suse.cz>
8269 PR tree-optimize/51680
8270 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8271 on when known_vals needs to be computed; cleanup.
8273 2012-01-08 Jan Hubicka <jh@suse.cz>
8275 PR tree-optimize/51694
8276 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8278 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8280 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8281 for -std=c++98 and -std=c++11 too.
8283 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8285 * cfgloop.c (cancel_loop): Add free() of bbs array.
8287 2012-01-07 Jan Hubicka <jh@suse.cz>
8289 PR tree-optimization/51600
8290 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8291 that benefits small functions.
8293 2012-01-07 Jan Hubicka <jh@suse.cz>
8295 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8297 2012-01-07 Jan Hubicka <jh@suse.cz>
8299 PR tree-optimization/51680
8300 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8301 whose inlining reduce unit size.
8303 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8306 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8307 Add canonical node to containing_mem chain after the non-canonical
8308 one, even if there weren't any locs to propagate.
8309 (remove_useless_values): Keep only canonical values.
8310 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8311 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8312 canonicalize mem_chain elements that are not discarded.
8314 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8317 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8318 before emitting functions.
8320 PR gcov-profile/50127
8321 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8322 clear_aux_for_blocks.
8324 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8327 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8329 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8331 * c-decl.c (ext_block): Moved up.
8332 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8334 2012-01-06 Han Shen <shenhan@google.com>
8336 Translate built-in include paths for sysroot.
8337 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8338 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8340 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8341 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8343 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8344 control whether sysroot should be prepended to gxx include dir.
8346 * configure: Regenerate.
8348 2012-01-06 Torvald Riegel <triegel@redhat.com>
8350 PR rtl-optimization/51771
8351 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8352 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8354 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8356 PR tree-optimization/51315
8357 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8358 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8360 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8363 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8364 for shrp pattern. Correctly handle and fixup shift variable.
8365 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8367 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8370 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8371 note when !ACCUMULATE_OUTGOING_ARGS.
8373 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8375 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8377 (extract_range_from_unary_expr_1): Avoid useless computations.
8379 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8381 PR rtl-optimization/51767
8382 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8383 of jump_block and add an extra edge for degenerated asm gotos.
8386 * stmt.c (check_unique_operand_names): Don't ICE during error
8387 reporting if i is from labels chain.
8390 * profile.c (branch_prob): Split bbs that have exit edge
8391 and need a fake entry edge too.
8393 2012-01-05 Jan Hubicka <jh@suse.cz>
8396 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8399 2012-01-05 Richard Guenther <rguenther@suse.de>
8402 * tree-streamer-out.c (write_ts_optimization): New function.
8403 (streamer_write_tree_body): Call it.
8404 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8405 (streamer_read_tree_body): Call it.
8406 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8408 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8411 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8412 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8413 in_cleanup_point_expr before gimplify_stmt call and restore it
8415 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8416 in_cleanup_point_expr is false.
8418 2012-01-05 Richard Guenther <rguenther@suse.de>
8421 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8423 * toplev.c (process_options): Reject combining mudflap and LTO.
8424 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8426 2012-01-05 Richard Guenther <rguenther@suse.de>
8428 PR tree-optimization/51760
8429 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8431 (bit_value_unop): Handle UNDEFINED operands.
8432 (bit_value_binop): Likewise.
8434 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8436 * config/avr/avr.c (avr_replace_prefix): Remove.
8437 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8438 (avr_asm_function_rodata_section): Ditto.
8439 (avr_asm_select_section): Ditto.
8441 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8443 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8446 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8449 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8450 calls that have any non-fake successor edges.
8453 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8455 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8457 PR tree-optimization/51624
8458 * tree-sra.c (build_ref_for_model): When replicating a chain of
8459 COMPONENT_REFs, stop as soon as the offset would become negative.
8461 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8464 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8465 in .debug_loc on the floor.
8467 2012-01-04 Andrew Pinski <apinski@cavium.com>
8469 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8471 2012-01-04 Andrew Pinski <apinski@cavium.com>
8472 Adam Nemet <anemet@caviumnetworks.com>
8474 * config/mips/mips.md (size): Add SI and DI.
8475 (SIZE): New mode attribute.
8476 (U): New code attribute.
8477 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8478 (mips_lbux_<mode>): Delete.
8479 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8480 (mips_lhx): Use gen_mips_lhx_extsi.
8481 (mips_lhx_<mode>): Delete.
8483 (mips_l<size>x): New expand.
8484 (mips_lwx_<mode>): Delete.
8485 (mips_l<GPR:size>x_<P:mode>): New pattern.
8486 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8487 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8488 * config/mips/mips.c (mips_lx_address_p): New function.
8489 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8490 (dsp64): New availability predicate.
8491 (mips_builtins): Add an entry for __builtin_mips_ldx.
8492 * config/mips/mips.h (ISA_HAS_LBX): New define.
8493 (ISA_HAS_LBUX): Likewise.
8494 (ISA_HAS_LHX): Likewise.
8495 (ISA_HAS_LHUX): Likewise.
8496 (ISA_HAS_LWX): Likewise.
8497 (ISA_HAS_LWUX): Likewise.
8498 (ISA_HAS_LDX): Likewise.
8499 * doc/extend.texi (__builtin_mips_ldx): Document.
8501 2012-01-04 Tristan Gingold <gingold@adacore.com>
8503 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8504 when long pointers are used.
8505 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8506 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8507 (ia64-hp-*vms*): Remove.
8508 * config/vms/xm-vms64.h: Delete.
8510 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8513 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8515 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8517 * opts.c (finish_options): Remove duplicate sorry.
8519 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8522 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8525 2012-01-04 Richard Guenther <rguenther@suse.de>
8528 * tree.c (size_low_cst): New function.
8529 * tree.h (size_low_cst): Declare.
8530 * fold-const.c (fold_comparison): Use it to extract the low
8531 part of the POINTER_PLUS_EXPR offset.
8533 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8535 Fix clearing ZERO_REG
8536 * config/avr/avr.md (cc): Add alternative "ldi".
8537 (movqi_insn): Use it in cc attribute.
8538 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8539 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8540 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8542 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8544 * configure: Regenerate.
8546 2012-01-04 Richard Guenther <rguenther@suse.de>
8548 PR tree-optimization/49651
8549 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8550 (var_can_have_subvars): Use it.
8551 (get_constraint_for_1): Only consider subfields if there can be any.
8553 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8556 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8557 to its new canonical_cselib_val and the cselib_val was in
8558 first_containing_mem chain, but the canonical_cselib_val was not,
8559 add the latter into the chain.
8560 (cselib_invalidate_mem): Compare canonical_cselib_val of
8561 addr_list chain elt with v.
8564 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8565 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8567 (output_macinfo_op): Don't ggc_strdup fd->filename.
8568 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8569 then ggc_strdup it. Don't free inc->info or cur->info.
8570 (output_macinfo): Don't free ref->info or file->info.
8572 2012-01-03 Ira Rosen <irar@il.ibm.com>
8574 PR tree-optimization/51269
8575 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8576 first_niters a pointer.
8577 (slpeel_tree_peel_loop_to_edge): Likewise.
8578 (vect_do_peeling_for_loop_bound): Update call to
8579 slpeel_tree_peel_loop_to_edge.
8580 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8581 here. Remove it from the parameters list.
8582 (vect_do_peeling_for_alignment): Update calls and compute
8585 2012-01-03 Richard Guenther <rguenther@suse.de>
8587 PR tree-optimization/51070
8588 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8589 Properly handle calls.
8591 2012-01-03 Richard Guenther <rguenther@suse.de>
8593 PR tree-optimization/51692
8594 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8595 the LHS of allocation stmts.
8597 2012-01-03 Olivier Hainque <hainque@adacore.com>
8599 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8601 2012-01-03 Olivier Hainque <hainque@adacore.com>
8603 * collect2.c (main): In AIX specific computations for vector
8604 insertions, use CONST_CAST2 to cast from char ** to const char **.
8606 2012-01-03 Richard Guenther <rguenther@suse.de>
8609 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8610 the context of a limbo DIE when it does not already exist.
8612 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8614 PR tree-optimization/51719
8615 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8616 but direct call is, clear direct call's lhs and don't add fallthrough
8617 edge from dcall_bb to join_bb and PHIs.
8619 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8621 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8622 the instructions emitted by the pattern.
8623 ("*TDC_insn_<mode>"): Add comment.
8625 2012-01-03 Richard Guenther <rguenther@suse.de>
8628 * fold-const.c (fold_comparison): Properly canonicalize
8629 tree offset and HOST_WIDE_INT bit position.
8631 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8633 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8634 operands for extzv pattern.
8636 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8639 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8642 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8644 * doc/invoke.texi (-flto and related options): Copy-edit.
8646 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8648 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8650 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8652 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8655 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8657 * expr.h (move_by_pieces_ninsns): Declare.
8658 * expr.c (move_by_pieces_ninsns): Make external.
8659 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8660 (mips_store_by_pieces_p): Likewise.
8661 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8662 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8663 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8664 (mips_store_by_pieces_p): Likewise.
8666 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8668 * passes.c (register_one_dump_file): Free full_name.
8670 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8671 (calculate_elim_costs_all_insns): Free offsets_at and
8672 offsets_known_at at the end and clear the pointers.
8674 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8676 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8677 this option introduced in r180739.
8679 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8682 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8683 (tmake_file target=avr): Add avr/t-multilib.
8685 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8686 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8687 * config/avr/genmultilib.awk: New file.
8688 * config/avr/t-multilib: New auto-generated file.
8689 * config/avr/multilib.h: New auto-generated file.
8690 * config/avr/t-avr (AVR_MCUS): New variable.
8691 (genopt.sh): Use it.
8692 (s-mlib): Depend on t-multilib.
8693 (t-multilib, multilib.h): New dependencies.
8694 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8695 (MULTILIB_OPTIONS): Remove.
8696 (MULTILIB_MATCHES): Remove.
8697 (MULTILIB_DIRNAMES): Remove.
8698 (MULTILIB_EXCEPTIONS): Remove:
8699 * config/avr/genopt.sh: Don't use hard coded file name;
8700 pass AVR_MCUS from t-avr instead.
8702 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8704 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8706 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8708 Implement light-weight DImode support.
8709 * config/avr/avr-dimode.md: New file.
8710 * config/avr/avr.md: Include it.
8711 (adjust_len): Add plus64, compare64.
8712 (HIDI): Remove code iterator.
8713 (code_stdname): New code attribute.
8714 (rotx, rotsmode): Remove DI.
8715 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8717 * config/avr/avr-protos.h (avr_have_dimode): New.
8718 (avr_out_plus64, avr_out_compare64): New.
8719 * config/avr/avr.c (avr_out_compare): Handle DImode.
8720 (avr_have_dimode): New variable definition and initialization.
8721 (avr_out_compare64, avr_out_plus64): New functions.
8722 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8723 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8724 (avr_compare_pattern): Skip DImode comparisons.
8726 2012-01-02 Revital Eres <revital.eres@linaro.org>
8728 * ddg.c (def_has_ccmode_p): New function.
8729 (add_cross_iteration_register_deps,
8730 create_ddg_dep_from_intra_loop_link): Call it.
8732 2012-01-02 Richard Guenther <rguenther@suse.de>
8735 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8737 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8739 * gcc.c (process_command): Update copyright notice dates.
8740 * gcov.c (print_version): Likewise.
8741 * gcov-dump.c (print_version): Likewise.
8742 * mips-tfile.c (main): Likewise.
8743 * mips-tdump.c (main): Likewise.
8745 2012-01-01 Ira Rosen <irar@il.ibm.com>
8747 PR tree-optimization/51704
8748 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8749 a use is inside the basic block or loop before accessing its vect info.
8751 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8753 PR rtl-optimization/51069
8754 * cfgloopmanip.c (remove_path): Removing path making irreducible
8755 region unconditional makes BB part of the region.
8757 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8759 PR tree-optimization/51683
8760 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8761 calls with side-effects.
8762 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8764 Copyright (C) 2012 Free Software Foundation, Inc.
8766 Copying and distribution of this file, with or without modification,
8767 are permitted in any medium without royalty provided the copyright
8768 notice and this notice are preserved.