1 2014-04-25 Eric Botcazou <ebotcazou@adacore.com>
4 * config/sparc/sparc.md (ashlsi3_extend): Delete.
6 2014-04-23 Uros Bizjak <ubizjak@gmail.com>
9 2014-04-21 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386.c (ix86_expand_builtin)
13 <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Use temporary
14 register for target RTX.
16 2014-04-07 Martin Jambor <mjambor@suse.cz>
19 * ipa-cp.c (propagate_constants_accross_call): Do not propagate
22 2014-04-07 Dominique d'Humieres <dominiq@lps.ens.fr>
24 Backport from mainline
25 2013-09-14 Iain Sandoe <iains@gcc.gnu.org>
28 * config/darwin.c (darwin_objc2_section): Note if ObjC Metadata
30 (darwin_objc1_section): Likewise.
31 (darwin_file_end): Emit Image Info section when required.
33 2014-04-04 Richard Biener <rguenther@suse.de>
35 * tree-ssanames.c (make_ssa_name_fn): Fix assert.
37 2014-04-01 Richard Biener <rguenther@suse.de>
39 * gimple.h (struct gimple_statement_base): Align subcode to
42 2014-04-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
44 * doc/invoke.texi (mapp-regs): Clarify.
46 2014-03-23 Eric Botcazou <ebotcazou@adacore.com>
48 PR rtl-optimization/60601
49 * bb-reorder.c (fix_up_fall_thru_edges): Test EDGE_FALLTHRU everywhere.
51 2014-03-20 Jakub Jelinek <jakub@redhat.com>
54 * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
55 into CONST, put pic register as first operand of PLUS. Use
56 gen_const_mem for both 32-bit and 64-bit PIC got loads.
58 2014-03-19 Eric Botcazou <ebotcazou@adacore.com>
60 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Remove space.
62 2014-03-18 Kai Tietz <ktietz@redhat.com>
64 PR rtl-optimization/56356
65 * sdbout.c (sdbout_parms): Verify that parms'
66 incoming argument is valid.
67 (sdbout_reg_parms): Likewise.
69 2014-03-18 Richard Biener <rguenther@suse.de>
71 Backport from mainline
72 2013-11-05 Richard Biener <rguenther@suse.de>
75 * tree-dfa.c (get_ref_base_and_extent): Merge common code
76 in MEM_REF and TARGET_MEM_REF handling. Make sure to
77 process trailing array detection before diving into the
78 view-converted object (and possibly apply some extra offset).
80 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
82 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
83 computation using the precision of the index type.
85 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
87 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
88 double ints throughout.
90 2014-03-18 Richard Biener <rguenther@suse.de>
92 Backport from mainline
93 2013-08-27 Richard Biener <rguenther@suse.de>
95 PR tree-optimization/57521
96 * tree-if-conv.c (if_convertible_bb_p): Verify that at least
97 one edge is non-critical.
98 (find_phi_replacement_condition): Make sure to use a non-critical
99 edge. Cleanup and remove old bug workarounds.
100 (bb_postdominates_preds): Remove.
101 (if_convertible_loop_p_1): Do not compute post-dominators.
102 (combine_blocks): Do not free post-dominators.
103 (main_tree_if_conversion): Likewise.
105 2013-09-03 Richard Biener <rguenther@suse.de>
108 * fold-const.c (negate_expr_p): Fix division case.
109 (negate_expr): Likewise.
111 2013-11-19 Richard Biener <rguenther@suse.de>
113 PR tree-optimization/57517
114 * tree-predcom.c (combinable_refs_p): Verify the combination
115 is always executed when the refs are.
117 2014-03-17 Richard Biener <rguenther@suse.de>
119 Backport from mainline
120 2013-05-21 Richard Biener <rguenther@suse.de>
122 PR tree-optimization/57303
123 * tree-ssa-sink.c (statement_sink_location): Properly handle
126 2013-12-02 Richard Biener <rguenther@suse.de>
128 PR tree-optimization/59139
129 * tree-ssa-loop-niter.c (chain_of_csts_start): Properly match
131 (get_val_for): Use gcc_checking_asserts.
133 2014-02-14 Richard Biener <rguenther@suse.de>
135 PR tree-optimization/60183
136 * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
138 (tree_ssa_phiprop): Calculate and free post-dominators.
140 2014-03-14 Georg-Johann Lay <avr@gjlay.de>
142 Backport from 2014-03-14 trunk r208562.
145 * config/avr/avr.c (avr_set_current_function): Pass function name
146 through default_strip_name_encoding before sanity checking instead
147 of skipping the first char of the assembler name.
149 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
151 * config/pa/pa.c (pa_output_move_double): Don't valididate when
152 adjusting offsetable addresses.
154 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
156 Backport from mainline
157 2014-02-21 Jakub Jelinek <jakub@redhat.com>
159 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
160 mode for mask of V8SFmode permutation.
162 Backport from 4.8 branch
163 2014-02-20 Jakub Jelinek <jakub@redhat.com>
166 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
167 gen_reg_rtx if d->testing_p.
168 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
169 expand_vec_perm_broadcast_1): Return early if d->testing_p and
170 we will certainly return true.
172 2014-02-20 Terry Guo <terry.guo@arm.com>
174 Backport from mainline
175 2014-02-08 Terry Guo <terry.guo@arm.com>
177 * doc/invoke.texi: Document ARM -march=armv7e-m.
179 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
181 Backport from mainline
182 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
185 * config/i386/i386.c (construct_container): Remove TFmode check
186 for X86_64_INTEGER_CLASS.
188 2014-02-18 Kai Tietz <ktietz@redhat.com>
190 Backport from mainline
192 * config/i386/i386.c (ix86_expand_prologue): Use
193 rax register as displacement for restoring %r10, %rax.
194 Additional fix wrong offset for restoring both-registers.
196 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
198 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
199 assertion with conditional return.
201 2014-02-18 Jakub Jelinek <jakub@redhat.com>
202 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/driver-i386.c (host_detect_local_cpu): If
206 YMM state is not saved by the OS, also clear has_f16c. Move
207 CPUID 0x80000001 handling before YMM state saving checking.
209 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
211 Backport from mainline
212 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
215 operands[2], not operands[3].
217 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
219 Backport from mainline
220 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
221 Uros Bizjak <ubizjak@gmail.com>
224 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
226 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
228 * doc/invoke.texi: Fix thinko introduced by previous revision.
230 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
232 Backport from mainline.
233 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
236 * doc/invoke.texi (-march): Clarify documentation for ARM.
240 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
242 Backport from mainline
243 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
247 when calculating size of integer atomic types.
249 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
251 Backport from mainline
252 2014-01-30 Jakub Jelinek <jakub@redhat.com>
254 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
256 2014-01-31 Richard Henderson <rth@redhat.com>
259 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
260 until after else_eh is processed.
262 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
264 Backport from mainline
265 2012-12-13 Jakub Jelinek <jakub@redhat.com>
267 PR gcov-profile/55650
268 * coverage.c (coverage_obj_init): Return false if no functions
271 2014-01-25 Walter Lee <walt@tilera.com>
273 Backport from mainline
274 2014-01-25 Walter Lee <walt@tilera.com>
276 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
277 avoid clobbering a live register.
279 2014-01-25 Walter Lee <walt@tilera.com>
281 Backport from mainline
282 2014-01-25 Walter Lee <walt@tilera.com>
284 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
285 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
286 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
287 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
289 2014-01-25 Walter Lee <walt@tilera.com>
291 Backport from mainline
292 2014-01-25 Walter Lee <walt@tilera.com>
294 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
295 insns before bundling.
296 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
298 2014-01-25 Walter Lee <walt@tilera.com>
300 Backport from mainline
301 2014-01-25 Walter Lee <walt@tilera.com>
303 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
304 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
305 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
307 2014-01-25 Walter Lee <walt@tilera.com>
309 Backport from mainline
310 2014-01-25 Walter Lee <walt@tilera.com>
312 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
316 2014-01-25 Walter Lee <walt@tilera.com>
318 Backport from mainline
319 2014-01-25 Walter Lee <walt@tilera.com>
321 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
322 (TARGET_EXPAND_TO_RTL_HOOK): Define.
324 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
325 Jakub Jelinek <jakub@redhat.com>
328 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
329 for SImode_address_operand operands. Return false
330 if operands[1] is a REG.
332 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
334 Backport from mainline
335 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
337 PR rtl-optimization/57422
338 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
341 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
343 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
344 long non-pic millicode calls.
346 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
348 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
349 call to $$dyncall when TARGET_LONG_CALLS is true.
351 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
353 Backport from mainline
354 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
357 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
359 * config/arm/ldmstm.md: Regenerate.
361 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
364 * config/arm/predicates.md (arm_hard_general_register_operand):
366 (arm_hard_register_operand): Remove.
367 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
369 * config/arm/ldmstm.md: Regenerate.
371 2014-01-16 Jakub Jelinek <jakub@redhat.com>
374 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
375 satisfy operand 0 predicate for gathers, use a new pseudo as
378 2014-01-16 Richard Henderson <rth@redhat.com>
381 * reginfo.c (global_regs_decl): Globalize.
382 * rtl.h (global_regs_decl): Declare.
383 * ira.c (do_reload): Diagnose frame_pointer_needed and it
384 reserved via global_regs.
386 2014-01-16 Marek Polacek <polacek@redhat.com>
388 Backport from mainline
389 2014-01-16 Marek Polacek <polacek@redhat.com>
392 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
393 it is error_mark_node.
395 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
398 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
401 from prefetch_block tune setting.
403 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
405 PR rtl-optimization/54300
406 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
407 outputs in a single-set are killed from the value chains.
409 2014-01-10 Huacai Chen <chenhc@lemote.com>
411 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
412 kernel strings for Loongson-2E/2F/3A.
414 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
416 Backport from mainline
417 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
420 from prefetch_block tune setting.
421 (nocona_cost): Correct size of prefetch block to 64.
423 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
425 * doc/invoke.texi (output file options): Add missing markers.
427 2013-12-11 Kai Tietz <ktietz@redhat.com>
430 * config/i386/i386.c (ix86_expand_prologue): plus_constant
431 takes no mode-argument.
433 2013-12-10 Kai Tietz <ktietz@redhat.com>
436 * config/i386/i386.c (ix86_expand_prologue): Address saved
437 registers stack-relative, not via frame-pointer.
439 2013-12-03 Marek Polacek <polacek@redhat.com>
441 Backport from mainline
442 2013-12-03 Marek Polacek <polacek@redhat.com>
445 * c-decl.c (build_compound_literal): Allow compound literals with
448 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
450 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
453 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
455 Backport from mainline
456 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
460 Declare as MULTI_ARG_1_SF instruction.
461 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
462 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
463 from *xop_vmfrcz_<mode>.
464 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
465 to merge scalar result with __A.
466 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
469 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
471 Backport from mainline
472 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
475 ix86_address_subreg_operand. Move subreg checks to
476 ix86_validate_address_register. Move address override check to
477 ix86_legitimate_address_p.
478 (ix86_validate_address_register): New function.
479 (ix86_legitimate_address_p): Call ix86_validate_address_register
480 to validate base and index registers. Add address override check
481 from ix86_decompose_address.
482 (ix86_decompose_address): Remove.
484 Backport from mainline
485 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.c (ix86_address_subreg_operand): Do not
489 reject non-integer subregs.
490 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
491 Move check for invalid x32 constant addresses ...
492 (ix86_legitimate_address_p): ... here.
494 Bacport from mainline
495 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
498 addresses only when %reg is not in word mode.
500 2013-11-10 Karlson2k <k2k@narod.ru>
501 Kai Tietz <ktietz@redhat.com>
505 * configure.ac: Adding for exported symbols check
506 and for rdynamic-check executable-extension.
507 * configure: Regenerated.
509 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
512 * config/i386/i386.md (push peepholer/splitter): Use Pmode
513 with stack_pointer_rtx.
515 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
517 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
519 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
521 Backport from mainline
522 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
526 Remove CCCmode handling.
527 <case LTU>: Return 'c' suffix for CCCmode.
528 <case GEU>: Return 'nc' suffix for CCCmode.
529 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
530 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
531 (*sub<mode>3_cc_overflow): Ditto.
532 (*subsi3_zext_cc_overflow): Ditto.
534 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
536 Backport from mainline
537 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
540 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
541 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
542 and SI_REG for 64bit SYSV ABI targets.
544 2013-10-25 Richard Henderson <rth@twiddle.net>
547 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
548 instead of create_convert_operand_to.
549 (maybe_emit_sync_lock_test_and_set): Likewise.
550 (expand_atomic_compare_and_swap): Likewise.
551 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
553 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
555 PR rtl-optimization/58831
556 * alias.c (init_alias_analysis): At the beginning of each iteration,
557 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
559 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
561 * recog.c (search_ofs): New static variable moved from...
562 (peep2_find_free_register): ...here.
563 (peephole2_optimize): Initialize it.
565 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
567 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
569 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
571 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
572 assignment statements.
574 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
576 * config/pa/pa.md: In "scc" insn patterns, change output template to
577 handle const0_rtx in reg_or_0_operand operands.
579 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
580 Paolo Carlini <paolo.carlini@oracle.com>
583 * doc/implement-cxx.texi: Fix references to the C++ standards.
585 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
588 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
591 2013-09-12 Terry Guo <terry.guo@arm.com>
593 Backport from mainline
594 2012-09-17 Richard Guenther <rguenther@suse.de>
597 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
598 FIXED_VALUE_TYPE instead of struct fixed_value.
600 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
603 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
604 support conditional execution.
605 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
607 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
609 Backport from mainline
610 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
612 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
613 "cmp" RTX before signed_comparison_operator check to account
616 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
618 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
620 2013-09-01 Iain Sandoe <iain@codesourcery.com>
623 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
625 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
626 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
627 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
629 * doc/tm.texi: Regenerate.
630 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
632 * config/darwin-c.c: Include target.h.
633 (darwin_objc_declare_unresolved_class_reference): New function.
634 (darwin_objc_declare_class_definition): New function.
635 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
636 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
638 2013-09-01 Iain Sandoe <iain@codesourcery.com>
640 Backport from mainline:
641 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
644 it is not needed after split.
646 2013-07-20 Iain Sandoe <iain@codesourcery.com>
649 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
650 second label for nonlocal goto receivers. Don't output pic base labels
651 unless we're producing PIC; mark that action unreachable().
652 (ix86_save_reg): If the function contains a nonlocal label, save the
654 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
655 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
656 (update_pic_label_number_if_needed): New.
657 (machopic_output_function_base_name): Adjust for nonlocal receiver
659 (machopic_should_output_picbase_label): New.
660 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
661 (nonlocal_goto_receiver): New insn and split.
663 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
665 Backport from mainline
666 2013-08-27 Christian Widmer <shadow@umbrox.de>
669 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
670 of Ivy Bridge processors.
672 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
675 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
676 suggested mode for the assignment isn't compatible with the
679 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
681 Backport from mainline
682 2013-08-12 Perez Read <netfirewall@gmail.com>
685 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
686 operand 0 for intel asm alternative.
687 (*movabs<mode>_2): Ditto for operand 1.
689 2013-08-13 Marek Polacek <polacek@redhat.com>
692 2013-0813 Marek Polacek <polacek@redhat.com>
693 Jakub Jelinek <jakub@redhat.com>
695 PR tree-optimization/57980
696 * tree-tailcall.c (process_assignment): Return false
697 when not dealing with integers or floats.
699 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
701 Backport from mainline
702 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
704 * collect2-aix.h: Define F_LOADONLY.
706 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
708 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
709 the implied StoreLoad barrier for atomic operations if before.
711 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
713 Backport from 2013-07-11 trunk r200901.
716 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
717 name seen by assembler/linker if available.
719 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
721 Backport from 2013-07-10 trunk r200872.
724 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
727 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
729 Backport from mainline
730 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/sse.md (sse_movlhps): Change alternative 3
735 2013-07-09 Joseph Myers <joseph@codesourcery.com>
737 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
738 adjust register size for TDmode and TFmode for VSX registers.
740 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
742 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
744 2013-07-08 Jakub Jelinek <jakub@redhat.com>
746 PR rtl-optimization/57829
747 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
748 mask bits outside of mode are just sign-extension from mode to HWI.
750 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
752 Backport from mainline
753 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
756 * config/i386/i386.c (construct_container): Report error if
757 long double is used with disabled x87 float returns.
759 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
761 Backport from mainline
762 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
765 * collect2.c (collect_atexit): New.
766 (collect_exit): Delete.
767 (main): Register collect_atexit with atexit.
768 (collect_wait): Change collect_exit to exit.
770 * collect2.h (collect_exit): Delete.
771 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
773 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
775 Backport from mainline
776 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
778 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
779 cmp_code to construct REG_EQUAL note.
781 Backport from mainline
782 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
784 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
785 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
787 Backport from mainline
788 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
791 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
792 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
793 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
795 2013-06-09 Jakub Jelinek <jakub@redhat.com>
798 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
799 that operands[2] doesn't overlap with operands[0].
801 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
804 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
805 for non-sse2 targets. Simplify mode attribute calculation.
807 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
809 Backport from mainline
810 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
813 cache parameters using detect_caches_amd also for CYRIX,
814 NSC and TM2 signatures.
816 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
817 Dzianis Kahanovich <mahatma@eu.by>
821 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
822 VIA/Centaur processors and determine their cache parameters
823 using detect_caches_amd.
825 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.c (ix86_option_override_internal): Add
828 PTA_POPCNT to corei7 entry.
830 2013-05-14 Richard Biener <rguenther@suse.de>
832 PR gcov-profile/57269
833 Backport from mainline
834 2012-06-30 Nathan Sidwell <nathan@acm.org>
836 * coverage.c (coverage_init): Read counts file before writing
839 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
842 Backport from mainline
843 2013-01-22 Jakub Jelinek <jakub@redhat.com>
846 * config/i386/i386.md (UNSPEC_STOS): New.
847 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
848 *strsetqi_1): Add UNSPEC_STOS.
850 2013-05-10 Joey Ye <joey.ye@arm.com>
852 Backport from mainline
853 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
856 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
858 (thumb1_extendhisi2): Reduce Thumb pool range.
859 (arm_movdi): Likewise.
860 (thumb1_movdi_insn): Likewise.
861 (thumb1_movsi_insn): Likewise.
862 (pic_load_addr_unified): Likewise.
863 (pic_load_addr_32bit): Likewise.
864 (pic_load_addr_thumb1): Likewise.
865 (thumb1_movhf): Likewise.
866 (arm_movsf_soft_insn): Likewise.
867 (thumb1_movsf_soft_insn): Likewise.
868 (movdf_soft_insn): Likewise.
869 (thumb1_movdf_soft_insn): Likewise.
870 * config/arm/neon.md (*neon_mov<mode>): Likewise.
871 (*neon_mov<mode>): Likwise.
872 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
873 (*thumb2_movhi_insn): Likewise.
874 (*thumb2_extendqisi_v6): Likewise.
875 (*thumb2_zero_extendqisi_v6): Likewise.
876 (*thumb2_zero_extendqisi2_v6): Likewise.
877 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
878 (*movdi_vfp): Likewise.
879 (*movdi_vfp_cortexa8): Likewise.
880 (*thumb2_movsf_vfp): Likewise.
881 (*thumb2_movdf_vfp): Likewise.
883 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
885 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
886 Add mthumb/march=armv7-a multilib.
887 Add mthumb/march=armv7-r multilib.
888 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
890 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
893 * config/v850/t-rtems: Add more multilibs.
895 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
898 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
901 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
902 to save TFmode registers and DImode to save TImode registers for
903 caller save operations.
904 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
905 mark being partially clobbered since they only use the first
908 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
909 and TDmode only use the upper 64-bits of each VSX register.
911 2013-05-03 Marek Polacek <polacek@redhat.com>
913 Backport from mainline
914 2013-04-25 Marek Polacek <polacek@redhat.com>
916 PR tree-optimization/57066
917 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
919 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
921 Backport from mainline
922 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
927 (*zero_extendsidi2): Ditto.
929 Backport from mainline
930 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
935 2013-04-29 Christian Bruel <christian.bruel@st.com>
938 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
940 2013-04-27 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
944 the immediate rotate count.
946 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
948 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
950 2013-04-19 Matthias Klose <doko@ubuntu.com>
954 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
956 Backport from mainline
957 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
958 Alexander Monakov <amonakov@ispras.ru>
961 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
962 flush pending lists also on non-jumps. Adjust comment.
965 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
967 * sched-deps.c (add_dependence_list_and_free): Simplify.
968 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
969 lists when add_dependence_list_and_free doesn't free them.
971 2013-04-19 Marek Polacek <polacek@redhat.com>
973 Backport from mainline
974 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
975 Jakub Jelinek <jakub@redhat.com>
977 PR tree-optimization/48189
978 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
979 If nitercst is 0, don't predict the exit edge.
981 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
983 Backport from mainline
984 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
985 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
987 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
990 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
992 * doc/tm.texi: Update.
993 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
994 * target.def (force_at_comp_dir): New hook.
995 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
996 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
998 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
1001 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
1002 (S_MODES): Set H_MODE bit.
1003 (SF_MODES): Set only S_MODE and SF_MODE bits.
1004 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
1005 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
1006 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
1007 <MODE_FLOAT>: Likewise.
1009 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1011 Backport from mainline:
1012 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1015 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
1016 nuses, make sure we have a label.
1018 2013-04-11 Richard Biener <rguenther@suse.de>
1020 * BASE-VER: Set to 4.7.4.
1021 * DEV-PHASE: Set to prerelease.
1023 2013-04-11 Release Manager
1025 * GCC 4.7.3 released.
1027 2013-04-10 David S. Miller <davem@davemloft.net>
1029 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
1030 or -mcpu=hypersparc.
1032 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
1036 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1038 Backport from mainline
1039 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1040 Alexander Monakov <amonakov@ispras.ru>
1043 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1044 flush pending lists also on non-jumps. Adjust comment.
1046 2013-04-03 Richard Biener <rguenther@suse.de>
1048 PR tree-optimization/56501
1049 * tree-switch-conversion.c (check_process_case): Properly
1050 handle !single_succ_p case.
1052 2013-04-03 Jakub Jelinek <jakub@redhat.com>
1054 Backported from mainline
1055 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1057 PR tree-optimization/56539
1058 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1059 instead of GSI_CONTINUE_LINKING as last argument to
1060 force_gimple_operand_gsi. Adjust function comment.
1062 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1065 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
1066 (avoid_complex_debug_insns): New function.
1067 (expand_debug_locations): Call it.
1069 2013-04-02 Wei Mi <wmi@google.com>
1071 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1072 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1073 *<rotate_insn><mode>3_mask in i386.md.
1075 2013-04-02 Richard Biener <rguenther@suse.de>
1078 Backport from mainline
1079 2012-05-16 Richard Guenther <rguenther@suse.de>
1081 * tree-inline.c (declare_return_variable): Properly handle
1082 DECL_BY_REFERENCE return vars in SSA form.
1084 2013-04-01 Wei Mi <wmi@google.com>
1086 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1087 Truncate operand 2 using %b asm operand modifier.
1088 (*<shift_insn><mode>3_mask): Ditto.
1089 (*<rotate_insn><mode>3_mask): Ditto.
1091 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1093 * config/i386/i386.md (*movsf_internal): Change type of
1094 alternatives 3,4 to imov.
1096 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1098 Backport from mainline
1099 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
1102 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
1103 when the may_trap_p bit of the exprs being merged differs.
1104 Reorder tests for speculativeness in the logical and operator.
1106 Backport from mainline
1107 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1110 * sel-sched-ir.c (free_sched_pools): Release
1111 succs_info_pool.stack[succs_info_pool.max_top] vectors too
1112 if succs_info_pool.max_top isn't -1.
1114 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1116 Backport from mainline
1117 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
1120 * sel-sched.c: Include ira.h.
1121 (implicit_clobber_conflict_p): New function.
1122 (moveup_expr): Use it.
1123 * Makefile.in (sel-sched.o): Depend on ira.h.
1125 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1127 Backport from mainline
1128 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1129 Alexander Monakov <amonakov@ispras.ru>
1132 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1133 flush pending lists also on non-jumps. Adjust comment.
1135 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
1137 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1138 * doc/extend.texi (Named Address Spaces): Ditto.
1139 (Variable Attributes): Ditto.
1141 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1143 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1144 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1147 2013-03-27 Walter Lee <walt@tilera.com>
1149 Backport from mainline:
1150 2013-03-27 Walter Lee <walt@tilera.com>
1152 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1153 double-decrement of next_scratch_regno.
1155 2013-03-27 Walter Lee <walt@tilera.com>
1157 Backport from mainline:
1158 2013-03-27 Walter Lee <walt@tilera.com>
1160 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1162 (insn_v1mulus): Ditto.
1163 (insn_v2muls): Ditto.
1165 2013-03-27 Walter Lee <walt@tilera.com>
1167 Backport from mainline:
1168 2013-03-27 Walter Lee <walt@tilera.com>
1170 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1172 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1174 2013-03-27 Walter Lee <walt@tilera.com>
1176 Backport from mainline:
1177 2013-03-27 Walter Lee <walt@tilera.com>
1179 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1181 (*sibcall_value): Ditto.
1183 2013-03-27 Walter Lee <walt@tilera.com>
1185 Backport from mainline:
1186 2013-03-27 Walter Lee <walt@tilera.com>
1188 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1189 (insn_mnz_v8qi): ... this ...
1190 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1192 (insn_v<n>mnz): Replaced by ...
1193 (insn_v1mnz): ... this ...
1194 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1196 (insn_mz_<mode>): Replaced by ...
1197 (insn_mz_v8qi): ... this ...
1198 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1200 (insn_v<n>mz): Replaced by ...
1201 (insn_v1mz): ... this ...
1202 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1205 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1207 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1209 2013-03-26 Richard Biener <rguenther@suse.de>
1211 Backport from mainline:
1212 2013-03-13 Richard Biener <rguenther@suse.de>
1214 PR tree-optimization/56608
1215 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1216 calls when vectorizing basic-blocks.
1218 2013-03-05 Richard Biener <rguenther@suse.de>
1220 PR tree-optimization/56270
1221 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1222 of loads after scheduling an SLP instance.
1224 2013-03-26 Walter Lee <walt@tilera.com>
1226 Backport from mainline:
1227 2013-03-26 Walter Lee <walt@tilera.com>
1229 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1230 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1232 2013-03-26 Walter Lee <walt@tilera.com>
1234 Backport from mainline:
1235 2013-03-25 Walter Lee <walt@tilera.com>
1237 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1238 TILEGX_INSN_SHUFFLEBYTES1.
1239 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1241 (tilegx_builtins): Ditto.
1242 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1244 2013-03-26 Walter Lee <walt@tilera.com>
1246 Backport from mainline:
1247 2013-03-25 Walter Lee <walt@tilera.com>
1249 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1250 tests for constraint J, K, N, P.
1252 2013-03-26 Walter Lee <walt@tilera.com>
1254 Backport from mainline:
1255 2013-03-25 Walter Lee <walt@tilera.com>
1257 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1258 Use indirect/pcrel encoding.
1259 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1262 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1264 Backport from mainline:
1265 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1266 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1269 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1270 (musermode): Convert to Var(TARGET_USERMODE).
1271 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1272 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1273 * config/sh/sh.c (sh_option_override): Use
1274 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1275 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1277 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1279 (udivsi3_i4_single, divsi3_i4_single): Use
1280 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1281 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1282 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1283 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1284 (SUBTARGET_OVERRIDE_OPTIONS): New.
1286 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1288 Backport from mainline:
1289 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1291 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1292 to m2a-single instead of m2e.
1294 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1297 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1300 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1303 * config/i386/i386.c (init_cumulative_args): Also set
1304 cum->callee_return_avx256_p.
1305 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1306 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1308 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1309 callee_return_avx256_p.
1311 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1313 Backport from mainline:
1314 2012-12-04 Ian Lance Taylor <iant@google.com>
1316 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1317 output the real type.
1319 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1322 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1323 (PLUS_EXPR): Likewise.
1324 * doc/cppopts.texi (--help): Likewise.
1325 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1326 (-fdump-rtl-cprop_hardreg): Likewise.
1327 (-fdump-rtl-csa): Likewise.
1328 (-fdump-rtl-dce): Likewise.
1329 (-fdump-rtl-dbr): Likewise.
1330 (-fdump-rtl-into_cfglayout): Likewise.
1331 (-fdump-rtl-outof_cfglayout): Likewise.
1333 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1336 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1337 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1340 2013-03-14 Seth LaForge <sethml@google.com>
1343 Backport from mainline
1344 2012-10-22 Julian Brown <julian@codesourcery.com>
1346 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1347 VFP D registers in big-endian mode.
1349 2013-03-08 Joey Ye <joey.ye@arm.com>
1351 Backport from mainline
1352 2013-03-06 Joey Ye <joey.ye@arm.com>
1355 * gcc.c (convert_white_space): New function.
1356 (main): Handles white space in function name.
1358 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1360 Backport from mainline
1361 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1364 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1365 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1366 to SH_DIV_CALL_TABLE for TARGET_SH2.
1367 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1369 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1370 mdiv= call-div1, call-fp, call-table options.
1372 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1374 * config.gcc (arm*-*-rtemself*): New.
1375 (arm*-*-rtems*): Removed.
1376 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1377 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1379 2013-03-01 Richard Biener <rguenther@suse.de>
1381 Backport from mainline
1382 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1384 PR tree-optimization/55481
1385 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1386 back to general rewriting if we cannot leave an original biv
1389 2013-03-01 Richard Biener <rguenther@suse.de>
1391 Backport from mainline
1392 2012-04-10 Richard Guenther <rguenther@suse.de>
1395 * gimple-low.c (gimple_check_call_args): Properly account for
1396 compatible aggregate types.
1398 2013-02-26 Nick Clifton <nickc@redhat.com>
1401 Import this patch from the mainline:
1403 2012-08-17 Nick Clifton <nickc@redhat.com>
1405 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1406 (branch_true): Likewise.
1407 (branch_false): Likewise.
1409 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1411 PR tree-optimization/56443
1412 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1413 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1414 to type_for_mode langhook.
1416 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1419 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1422 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1424 Backported from mainline
1425 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1427 PR tree-optimization/56350
1428 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1429 if haven't found reduction or nested cycle operand, rather than
1430 asserting we must find it.
1432 PR tree-optimization/56381
1433 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1436 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1438 PR tree-optimization/56250
1439 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1440 if type is unsigned and code isn't MULT_EXPR.
1442 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1445 * omp-low.c (use_pointer_for_field): Return false if
1446 lower_send_shared_vars doesn't generate any copy-out code.
1448 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1450 PR tree-optimization/55110
1451 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1452 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1454 2013-02-18 Richard Biener <rguenther@suse.de>
1457 2013-02-04 Richard Biener <rguenther@suse.de>
1459 Backport from mainline
1460 2012-07-04 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/53844
1463 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1464 the loop virtual PHI.
1466 2013-02-13 David S. Miller <davem@davemloft.net>
1468 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1470 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1472 Backport from mainline
1473 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1475 PR rtl-optimization/56275
1476 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1477 offset is non-negative and less than cmode size before
1478 calling simplify_subreg.
1480 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1482 Backport from mainline
1483 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1485 * config/i386/sse.md (FMAMODEM): New mode iterator.
1486 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1487 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1489 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1492 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1493 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1495 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1497 Backport from mainline
1498 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1501 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1502 If there is no implicit builtin declaration, just return NULL.
1504 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1505 Michael Meissner <meissner@linux.vnet.ibm.com>
1507 Backport from mainline
1508 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1509 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1511 2013-02-07 David S. Miller <davem@davemloft.net>
1513 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1515 * var-tracking.c (vt_add_function_parameter): Test the presence of
1516 HAVE_window_save properly and do not remap argument registers when
1517 we have a leaf function.
1519 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1521 Backport from mainline
1522 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1525 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1527 * config/i386/i386.c (ix86_print_operand): Ditto.
1529 2013-02-07 Alan Modra <amodra@gmail.com>
1532 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1533 static chain, set REST_INLINE_FPRS too.
1535 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1537 Backport from mainline
1538 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1540 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1541 * configure: Regenerate.
1543 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1545 Backport from mainline
1546 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1547 Andrew Dixie <andrewd@gentrack.com>
1549 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1552 2013-02-05 Richard Biener <rguenther@suse.de>
1554 Backport from mainline
1555 2012-12-10 Richard Biener <rguenther@suse.de>
1557 PR tree-optimization/55107
1558 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1559 (bitmap_set_replace_value): Add gcc_unreachable.
1560 (do_regular_insertion): Re-write all_same handling. Insert
1561 an assignment instead of a PHI in this case.
1562 (execute_pre): Do not record constified events.
1564 2013-02-05 Richard Biener <rguenther@suse.de>
1566 PR tree-optimization/54767
1567 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1568 backedges drop all symbolical range information.
1569 (execute_vrp): Compute backedges.
1571 2013-02-04 Richard Biener <rguenther@suse.de>
1573 Backport from mainline
1574 2012-01-11 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/44061
1577 * tree-vrp.c (extract_range_basic): Compute zero as
1578 value-range for __builtin_constant_p of function parameters.
1580 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1583 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1585 2013-02-04 Richard Biener <rguenther@suse.de>
1587 Backport from mainline
1588 2012-07-04 Richard Guenther <rguenther@suse.de>
1590 PR tree-optimization/53844
1591 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1592 the loop virtual PHI.
1594 2012-12-13 Richard Biener <rguenther@suse.de>
1597 * tree-streamer.c (record_common_node): Check that we are not
1598 recursively pre-loading nodes we want to skip. Handle
1599 char_type_node appearing as part of va_list_type_node.
1601 2013-02-04 Richard Biener <rguenther@suse.de>
1604 * gimple.h (gimple_call_builtin_class_p): New function.
1605 * gimple.c (validate_call): New function.
1606 (gimple_call_builtin_class_p): Likewise.
1607 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1608 Use gimple_call_builtin_class_p.
1609 (find_func_clobbers): Likewise.
1610 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1611 (strlen_optimize_stmt): Likewise.
1613 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1615 Backported from mainline
1616 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1618 PR tree-optimization/56125
1619 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1620 pow(x,c) into sqrt(x) * powi(x, n/2) or
1621 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1622 optimizing for size.
1623 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1624 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1627 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1629 PR tree-optimization/56098
1630 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1631 for stmts with volatile ops.
1632 (cond_store_replacement): Don't optimize if assign has volatile ops.
1633 (cond_if_else_store_replacement_1): Don't optimize if either
1634 then_assign or else_assign have volatile ops.
1636 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1639 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1640 instead of cmpdi_operand for first comparison operand.
1641 Don't assert that comparison operands aren't both constants.
1643 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1645 PR tree-optimization/56051
1646 * fold-const.c (fold_binary_loc): Don't fold
1647 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1648 a narrowing conversion, or widening conversion from signed
1651 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1654 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1655 the case where writing real complex part of target modifies
1658 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1661 * function.c (thread_prologue_and_epilogue_insns): Always
1662 add crtl->drap_reg to set_up_by_prologue.set, even if
1663 stack_realign_drap is false.
1665 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1667 PR tree-optimization/55921
1668 * tree-complex.c (expand_complex_asm): New function.
1669 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1671 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1673 PR rtl-optimization/55838
1674 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1675 iv0.step, iv1.step and step.
1677 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1680 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1681 * gimple-low.c: Include langhooks.c.
1682 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1683 by default call lang_hooks.block_may_fallthru.
1684 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1686 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1687 (LANG_HOOKS_INITIALIZER): Use it.
1689 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1692 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1693 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1694 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1695 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1696 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1698 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1700 PR tree-optimization/55236
1701 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1702 and signed ARG0_TYPE, force low and high to be non-NULL.
1704 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1706 PR rtl-optimization/54127
1707 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1708 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1709 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1710 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1711 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1713 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1715 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1716 range isn't testing for zero.
1718 2013-01-29 Richard Biener <rguenther@suse.de>
1720 PR tree-optimization/56113
1721 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1723 (label_visit): Free duplicate bitmaps and record the leader instead.
1724 (perform_var_substitution): Adjust.
1726 2013-01-28 Serowk <serowk@yandex.ru>
1729 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1730 Fix mode checks to allow for the passing of constants in the
1732 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1733 Add entries in the switch statement for builtin iwmmxt vector
1734 shift and rotate builtins.
1736 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1738 Backport from mainline
1739 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1742 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1743 operand 0 in movabs insn template for -masm=intel asm alternative.
1744 (*movabs<mode>_2): Ditto for operand 1.
1746 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1748 Backport from mainline
1749 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1752 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1753 alternative to (o,r).
1754 (*movdi_internal_rex64): Remove (!o,n) alternative.
1755 (DImode immediate->memory splitter): Remove.
1756 (DImode immediate->memory peephole2): Remove.
1757 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1758 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1759 alternative to (!o,*r).
1760 (*movtf_internal_sse): New pattern.
1761 (*movxf_internal_rex64): New pattern.
1762 (*movxf_internal): Disable for TARGET_64BIT.
1763 (*movdf_internal_rex64): Remove (!o,F) alternative.
1765 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1767 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1768 involving stack registers slightly.
1770 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/constraints.md (Yf): New constraint.
1773 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1774 of f constraint to conditionaly disable x87 register preferences.
1775 (*movdf_internal): Ditto.
1776 (*movsf_internal): Ditto.
1778 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1780 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1781 (*movtf_internal_rex64): Add (!o,C) alternative
1782 (*movxf_internal_rex64): Ditto.
1783 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1785 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1787 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1789 2013-01-24 Martin Jambor <mjambor@suse.cz>
1791 Backport from mainline
1792 2013-01-04 Martin Jambor <mjambor@suse.cz>
1794 PR tree-optimization/55755
1795 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1796 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1798 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1800 Backport from mainline
1801 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1803 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1805 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1807 PR rtl-optimization/56023
1808 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1809 dependent on debug instruction.
1811 2013-01-21 Martin Jambor <mjambor@suse.cz>
1813 Backport from mainline
1814 2013-01-17 Martin Jambor <mjambor@suse.cz>
1816 PR tree-optimizations/55264
1817 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1818 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1819 for virtual functions.
1820 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1821 for virtual methods.
1822 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1823 virtual methods before inlining is over.
1825 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1827 Backport from mainline
1828 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1831 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1832 store through atomic_store<mode>_1.
1833 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1835 2013-01-16 Richard Biener <rguenther@suse.de>
1838 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1839 account for bitpos when computing alignment.
1841 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1843 Backport from 2013-01-14 trunk r195169.
1846 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1847 etc. to 1 and not to __flash.
1848 Use LL suffix for __INT24_MAX__ with -mint8.
1849 Use ULL suffix for __UINT24_MAX__ with -mint8.
1851 2013-01-14 Matthias Klose <doko@ubuntu.com>
1853 * doc/invoke.texi: Document -print-multiarch.
1854 * doc/install.texi: Document --enable-multiarch.
1855 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1856 * configure.ac: Add --enable-multiarch option.
1857 Substitute with_cpu, with_float.
1858 * configure: Regenerate.
1859 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1860 enable_multiarch, with_cpu, with_float: New macros.
1861 if_multiarch: New macro, define in terms of enable_multiarch.
1862 * genmultilib: Add new argument for the multiarch name.
1863 * gcc.c (multiarch_dir): Define.
1864 (for_each_path): Search for multiarch suffixes.
1865 (driver_handle_option): Handle multiarch option.
1866 (do_spec_1): Pass -imultiarch if defined.
1867 (main): Print multiarch.
1868 (set_multilib_dir): Separate multilib and multiarch names
1869 from multilib_select.
1870 (print_multilib_info): Ignore multiarch names in multilib_select.
1871 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1872 * cppdefault.h (default_include): Document multiarch in multilib
1874 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1875 include directory for multiarch directories.
1876 * common.opt: New options --print-multiarch and -imultilib.
1878 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1879 Include i386/t-linux.
1880 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1881 Include i386/t-kfreebsd.
1882 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1883 * config/i386/t-linux64: Add multiarch names in
1884 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1885 * config/i386/t-gnu: New file.
1886 * config/i386/t-kfreebsd: Likewise.
1887 * config/i386/t-linux: Likewise.
1889 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1890 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1891 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1892 for 32bit non-biarch configurations.
1894 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1895 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1898 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1900 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1902 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1903 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1904 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1906 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1907 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1908 Include rs6000/t-linux for 32bit non-biarch configurations.
1910 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1912 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1914 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1915 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1917 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1918 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1920 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1922 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1923 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1924 (vect_estimate_min_profitable_iter): Adjust to above fix.
1925 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1927 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1929 Backport from mainline
1930 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1932 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1933 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1934 documentation. Add missing '__' in front of
1935 __builtin_ia32_packssdw256.
1937 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1939 Backport from mainline
1940 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1943 attribute of movddup insn to DF.
1944 (*vec_interleave_lowv2df): Ditto.
1945 (vec_dupv2df): Ditto.
1947 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1949 Backport from 2013-01-07 trunk r194991, r194992.
1952 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1955 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1956 (avr_addrspace_t): Add .section_name field.
1957 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1959 (avr_addrspace): Same. Initialize .section_name. Remove last
1960 NULL entry. Put __memx into .progmemx.data.
1961 (progmem_section_prefix): Remove.
1962 (avr_asm_init_sections): No need to initialize progmem_section.
1963 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1964 section name prefix.
1965 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1966 retrieve the progmem section.
1967 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1968 boundary to run over avr_addrspace[].
1969 (avr_register_target_pragmas): Ditto.
1971 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1973 Backport from 2013-01-07 trunk r194978.
1976 * doc/install.texi (Cross-Compiler-Specific Options): Document
1979 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1981 Backport from 2013-01-07 trunk r194968.
1984 * config/avr/t-avr: Don't automatically rebuild
1985 $(srcdir)/config/avr/t-multilib
1986 $(srcdir)/config/avr/avr-tables.opt
1987 (avr-mcus): New phony target to build them on request.
1988 (s-avr-mlib): Remove.
1989 * avr/avr-mcus.def: Adjust comments.
1991 2013-01-07 Terry Guo <terry.guo@arm.com>
1993 Backport from mainline
1994 2012-12-19 Terry Guo <terry.guo@arm.com>
1996 * config/arm/arm.c (thumb_find_work_register): Check argument
1997 register number based on current PCS.
1999 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
2001 Backport from mainline
2002 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
2005 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
2006 selected code model, define __code_mode_small__, __code_model_medium__,
2007 __code_model_large__, __code_model_32__ or __code_model_kernel__.
2008 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
2009 xchg temporary register with %k. Declare temporary register as
2011 [__x86_64__]: For medium and large code models, preserve %rbx register.
2013 2013-01-03 Richard Henderson <rth@redhat.com>
2015 * config/i386/i386.c (ix86_expand_move): Always assign to op1
2016 after eliminating TLS symbols.
2018 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2021 * config/pa/pa.md (movsi): Revert previous change.
2022 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
2025 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
2028 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
2031 2013-01-02 Jason Merrill <jason@redhat.com>
2034 * tree.c (build_array_type_1): Revert earlier change.
2036 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2039 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
2040 after reload starts.
2042 2012-12-21 Martin Jambor <mjambor@suse.cz>
2044 PR tree-optimization/55355
2045 * tree-sra.c (type_internals_preclude_sra_p): Also check that
2046 bit_position is small enough to fit a single HOST_WIDE_INT.
2048 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2050 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2052 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2054 Backport from mainline
2055 2012-10-15 Matthias Klose <doko@ubuntu.com>
2057 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2058 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2060 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
2061 Tomash Brechko <tomash.brechko@gmail.com>
2064 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
2065 handling of before and after cases.
2066 * config/sparc/sync.md (atomic_store): Fix pasto.
2068 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
2070 * optabs.c (expand_atomic_store): Elide redundant model test.
2072 2012-12-13 Richard Henderson <rth@redhat.com>
2075 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2077 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
2080 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
2081 (tldo_stb_sp64): Likewise.
2082 (tldo_sth_sp32): Likewise.
2083 (tldo_sth_sp64): Likewise.
2084 (tldo_stw_sp32): Likewise.
2085 (tldo_stw_sp64): Likewise.
2086 (tldo_stx_sp64): Likewise.
2088 2012-12-10 Kai Tietz <ktietz@redhat.com>
2091 * print-tree.c (print_node): Cast from pointer via uintptr_t.
2093 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
2095 Backport from mainline
2096 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
2097 H.J. Lu <hongjiu.lu@intel.com>
2100 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
2101 before using it as insn or call equivalent.
2103 2012-12-06 Jason Merrill <jason@redhat.com>
2106 * tree.c (build_array_type_1): Re-layout if we found it in the
2109 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2111 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
2112 opaque cond in all call insns.
2114 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
2116 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
2117 area if the function allocates dynamic stack space.
2118 (ia64_initial_elimination_offset): Adjust offsets to above change.
2120 2012-12-03 Richard Biener <rguenther@suse.de>
2122 Backport from mainline
2123 2012-09-24 Richard Guenther <rguenther@suse.de>
2125 PR tree-optimization/53663
2126 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
2127 native encode/interpret translation on VN_WALKREWRITE.
2129 2012-12-03 Kai Tietz <ktietz@redhat.com>
2132 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
2135 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
2138 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
2140 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2142 Backport from mainline:
2143 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2146 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
2147 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2148 (in_nullified_branch_delay): Likewise.
2149 (in_call_delay): Likewise.
2150 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2151 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2152 the $$sh_func_adrs call as variable. Update type of sibcalls and
2153 $$sh_func_adrs call.
2154 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2155 length instead of adjustment. Handle negative and undefined call
2156 adjustments for insn_default_length. Remove adjustment for millicode
2157 insn with unfilled delay slot.
2158 (pa_output_millicode_call): Update for revised millicode length.
2159 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2161 2012-11-29 Kai Tietz <ktietz@redhat.com>
2164 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2165 use by XNEWVEC/XRESIZEVEC.
2167 * i386.c (get_scratch_register_on_entry): Handle
2168 thiscall-convention.
2169 (split_stack_prologue_scratch_regno): Likewise.
2170 (ix86_static_chain): Likewise.
2171 (x86_output_mi_thunk): Likewise.
2173 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2175 Backported from mainline
2176 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2177 Markus Trippelsdorf <markus@trippelsdorf.de>
2180 * lto-opts.c (lto_write_options): Also handle
2181 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2182 OPT_SPECIAL_program_name.
2185 * lto-wrapper.c (merge_and_complain): Handle
2186 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2187 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2189 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2191 PR rtl-optimization/55489
2192 * gcse.c (compute_transp): Precompute a canonical version
2193 of XEXP (x, 0), and pass it to canon_true_dependence.
2195 2012-11-27 Richard Biener <rguenther@suse.de>
2198 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2199 stmt with a NOP instead of removing it.
2201 2012-11-26 Richard Biener <rguenther@suse.de>
2203 Backport from mainline
2204 2012-10-19 Richard Biener <rguenther@suse.de>
2206 PR tree-optimization/54976
2207 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2208 Robustify against odd inner_mode inputs.
2210 2012-10-12 Richard Biener <rguenther@suse.de>
2212 PR tree-optimization/54894
2213 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2214 Handle over-aligned scalar types properly.
2216 2012-10-02 Richard Guenther <rguenther@suse.de>
2219 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2220 cleaning up the CFG.
2222 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2224 Backport from mainline
2225 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2227 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2228 explaining the register ordering preferences.
2230 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2231 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2232 constraints so that the traditional floating point loads, stores,
2233 and moves are done first, then the VSX loads, stores, and moves,
2234 and finally the GPR loads, stores, and moves so that reload
2235 chooses FPRs over GPRs, and uses the traditional load/store
2236 instructions which provide an offset.
2237 (movdf_hardfloat64): Likewise.
2239 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2241 Backported from mainline
2242 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2243 H.J. Lu <hongjiu.lu@intel.com>
2246 * config/i386/i386.c (legitimize_pic_address): Properly handle
2248 (ix86_print_operand_address): Set code to 'k' when forcing
2249 addr32 prefix. For x32, zero-extend negative displacement if
2252 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2254 * common.opt (fvar-tracking-uninit): Document.
2255 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2256 * config/darwin.c (darwin_override_options): Likewise.
2258 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2260 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2261 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2263 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2265 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2267 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2269 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2272 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2274 Backport from mainline
2275 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2277 * config/i386/i386.c (ix86_init_machine_status): Do not
2278 explicitly clear tls_descriptor_call_expanded_p again.
2280 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2282 * config/i386/sse.md
2283 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2284 as read and written by the instruction.
2286 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2289 (ix86_instantiate_decls): New function.
2290 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2291 stack slot instead of SLOT_VIRTUAL.
2292 <case IX86_BUILTIN_STMXCSR>: Ditto.
2293 (assign_386_stack_local): Do not assert when virtual slot is valid.
2294 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2295 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2296 (truncxf<mode>2): Ditto.
2297 (floatunssi<mode>2): Ditto.
2298 (isinf<mode>2): Ditto.
2299 * config/i386/sync.md (atomic_load<mode>): Ditto.
2300 (atomic_store<mode>): Ditto.
2302 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2305 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2306 the argument is itself a conditional expression.
2308 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2313 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2315 PR tree-optimization/54986
2316 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2317 conversions on entry but add them back on exit if needed.
2319 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2322 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2324 (print_reg): Use true_regnum rather than REGNO.
2325 (ix86_print_operand_address): Remove SUBREG handling.
2327 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2329 Backported from mainline
2330 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2333 * gimple.h (is_gimple_sizepos): New inline function.
2334 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2335 final assignment to expr variable.
2336 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2337 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2338 into a local temporary.
2340 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2342 PR tree-optimization/54877
2343 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2344 use make_ssa_name instead of copy_ssa_name.
2346 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2348 Backport from mainline
2349 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2351 PR tree-optimization/53708
2352 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2353 user-supplied alignment when used with an explicit section name.
2355 2012-11-02 Jeff Law <law@redhat.com>
2357 PR tree-optimization/54985
2358 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2359 from thread_across_edge.
2360 (thread_across_edge): Use it in all cases where we might thread
2363 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2365 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2366 special register pushes before frame probing and allocation.
2368 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2369 Joel Sherrill <joel.sherrill@oarcorp.com>
2371 * config/sparc/t-rtems: New (Custom multilibs).
2372 * config/sparc/t-rtems-64: New (Custom multilibs).
2373 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2374 (sparc-*-rtems*): Add sparc/t-rtems.
2376 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2378 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2380 (hash_rtx): Likewise.
2382 2012-10-29 Terry Guo <terry.guo@arm.com>
2384 Backport from mainline
2385 2012-10-11 Terry Guo <terry.guo@arm.com>
2387 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2389 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2392 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2394 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2395 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2397 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2399 * config/avr/t-rtems: Revert previous commit.
2401 2012-10-26 Terry Guo <terry.guo@arm.com>
2403 Backport from mainline
2404 2012-10-23 Terry Guo <terry.guo@arm.com>
2407 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2410 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2412 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2414 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2416 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2418 * config.gcc (microblaze*-*-rtems*): New target.
2419 * config/microblaze/rtems.h: New.
2420 * config/microblaze/t-rtems: New.
2422 2012-10-25 Richard Biener <rguenther@suse.de>
2424 PR tree-optimization/54902
2425 * tree-ssa-pre.c (fini_pre): Return TODO.
2426 (execute_pre): Adjust.
2427 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2428 blocks before computing dominators.
2430 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2432 Backport from mainline
2433 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.c (memory_address_length): Assert that non-null
2436 base or index RTXes are registers. Do not check for REG RTXes.
2437 Determine addr32 prefix using SImode_address_operand or
2438 from original base and index RTXes. Simplify code.
2440 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2442 * config/i386/i386-protos.h (memory_address_length): Add new bool
2443 argument. Update all uses.
2444 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2445 add length of addr32 prefix based on mode of base or index register.
2446 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2447 addresses here. Update call to memory_address_length.
2448 (ix86_print_address_operand): Use SImode_address_operand predicate.
2449 * config/i386/predicates.md (SImode_address_operand): New.
2450 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2451 to calculate "mode" attribute. Use SImode_address_operand predicate
2452 instead of open-coding accepted RTX codes.
2454 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2456 Backport from 2012-10-22 trunk r192685.
2457 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2458 Note __AVR_<device>__ is not defined for cores.
2459 Don't point to --help=target.
2460 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2462 2012-10-19 Marek Polacek <polacek@redhat.com>
2464 Backported from mainline
2465 2012-10-19 Marek Polacek <polacek@redhat.com>
2468 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2469 pointer/non-pointer comparison.
2471 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2473 Backported from mainline
2474 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2477 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2478 sure the mode is correct when falling through from above cases.
2480 2012-10-19 Alan Modra <amodra@gmail.com>
2482 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2483 (HAVE_LD_LARGE_TOC): Likewise.
2484 * configure: Regenerate.
2486 2012-10-19 Alan Modra <amodra@gmail.com>
2488 * config/rs6000/predicates.md (splat_input_operand): Don't call
2489 input_operand for MEMs. Instead check for volatile and call
2490 memory_address_addr_space_p with modified mode.
2492 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2494 Backported from mainline
2495 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2497 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2499 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2501 PR rtl-optimization/54870
2502 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2503 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2504 SSA_NAME pointer that points to a partition if there is at least
2505 one variable with it set in the partition.
2506 * dse.c (local_variable_can_escape): New predicate.
2507 (can_escape): Call it.
2508 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2509 mark the SSA_NAME pointer that points to a partition.
2511 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2513 Backport from mainline
2514 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2516 PR rtl-optimization/53701
2517 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2518 rocess not only expr's vinsns but all old vinsns from expr's
2521 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2523 Backport from mainline
2524 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2527 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2529 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2530 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2531 only if producer writes to the register given by regno.
2533 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2535 Backport from mainline
2536 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2538 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2539 (UNSPEC_LOADU): New.
2540 (UNSPEC_STOREU): Ditto.
2541 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2542 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2543 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2544 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2545 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2546 (<sse2>_storedqu<avxsizesuffix>): ... this.
2547 (*sse4_2_pcmpestr_unaligned): Update.
2548 (*sse4_2_pcmpistr_unaligned): Ditto.
2550 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2551 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2552 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2553 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2554 gen_sse2_load{dqu,upd} to load from unaligned memory and
2555 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2557 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2558 Use CODE_FOR_sse_loadups.
2559 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2560 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2561 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2562 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2563 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2564 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2565 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2566 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2567 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2568 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2569 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2571 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2573 Backport from trunk (r190222):
2575 PR tree-optimization/54146
2576 * ifcvt.c: Include pointer-set.h.
2577 (cond_move_process_if_block): Change type of then_regs and
2578 else_regs from alloca'd array to pointer_sets.
2579 (check_cond_move_block): Update for this change.
2580 (cond_move_convert_if_block): Likewise.
2581 * Makefile.in: Fix dependencies for ifcvt.o.
2583 2012-10-15 Richard Guenther <rguenther@suse.de>
2585 PR tree-optimization/54920
2586 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2587 allocate temporary storage for all NARY elements.
2589 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2592 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2594 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2596 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2597 default_use_cxa_atexit to yes.
2599 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2601 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2603 2012-10-05 Jan Hubicka <jh@suse.cz>
2604 Jakub Jelinek <jakub@redhat.com>
2606 PR tree-optimization/33763
2607 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2608 attribute for redefined extern inline functions.
2610 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2612 Backported from mainline
2613 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2615 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2616 in SSE and YMM state support check for -march=native.
2618 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2621 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2624 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2626 Backported from mainline
2627 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2630 * doc/invoke.texi: Document -mprefer-avx128.
2632 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2634 Backported from mainline
2635 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2638 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2639 (XSTATE_FP): Likewise.
2640 (XSTATE_SSE): Likewise.
2641 (XSTATE_YMM): Likewise.
2642 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2643 SSE and YMM states aren't supported.
2645 2012-10-01 Tom de Vries <tom@codesourcery.com>
2647 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2650 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2653 * config/s390/s390.c (s390_option_override): Add missing break.
2655 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2657 Backport from mainline
2658 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2660 * config.gcc: Replace 'host' with 'target' when configuring for
2661 powerpc64*-*-freebsd.
2663 2012-09-28 Meador Inge <meadori@codesourcery.com>
2665 Backport from mainline
2666 2012-09-27 Meador Inge <meadori@codesourcery.com>
2668 * gcc-ar.c (main): Handle the returning of the sub-process error
2671 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2673 Backport from 2012-09-28 trunk r191821.
2674 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2676 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2679 * simplify-rtx.c (simplify_binary_operation_1): Perform
2680 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2682 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2684 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2685 TYPE_NONALIASED_COMPONENT flag.
2686 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2687 TYPE_NONALIASED_COMPONENT flag.
2689 2012-09-21 Richard Guenther <rguenther@suse.de>
2692 Backport from mainline
2693 2012-04-19 Richard Guenther <rguenther@suse.de>
2695 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2698 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2701 * c-typeck.c (c_cast_expr): When casting to a type requiring
2702 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2705 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2708 * c-typeck.c (build_unary_op): Pass original argument of
2709 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2710 any C_MAYBE_CONST_EXPR, if it has integer operands.
2711 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2712 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2713 to c_objc_common_truthvalue_conversion, then remove any
2714 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2715 c_objc_common_truthvalue_conversion not
2716 c_common_truthvalue_conversion.
2717 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2718 call note_integer_operands for arguments with integer operands
2719 that are not integer constants.
2721 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2723 Backported from mainline
2724 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2726 PR tree-optimization/54563
2727 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2728 gimple_purge_dead_eh_edges if last call has been changed.
2730 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2733 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2734 instead of (match_dup 0) as second argument to vec_merge.
2735 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2736 Remove third alternative.
2737 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2738 operand 2 instead of operand 1, but put it as first argument
2740 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2741 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2744 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2746 * BASE-VER: Set to 4.7.3.
2747 * DEV-PHASE: Set to prerelease.
2749 2012-09-20 Release Manager
2751 * GCC 4.7.2 released.
2753 2012-09-15 Andi Kleen <ak@linux.intel.com>
2755 Backport from mainline
2756 2012-09-07 Andi Kleen <ak@linux.intel.com>
2758 * gcc/lto-streamer.h (res_pair): Add.
2759 (lto_file_decl_data): Replace resolutions with respairs.
2761 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2762 Initialize respairs.
2763 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2765 2012-09-14 Walter Lee <walt@tilera.com>
2767 Backport from mainline.
2768 2012-09-14 Walter Lee <walt@tilera.com>
2770 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2771 option for TILEPro and TILE-Gx.
2773 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.h (x86_prefetchw): New global variable.
2776 (TARGET_PREFETCHW): New macro.
2777 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2778 (processor_alias_table): Add PTA_PREFETCHW to
2779 bdver1, bdver2 and btver1.
2780 (ix86_option_override_internal): Set x86_prefetchw for
2781 PTA_PREFETCHW targets.
2782 * config/i386/i386.md (prefetch): Expand to prefetchw
2783 for TARGET_PREFETCHW.
2784 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2786 Backport from mainline
2787 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2790 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2792 (*prefetch_sse): ... this.
2793 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2795 (*prefetch_3dnow): ... this.
2797 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2800 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2801 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2803 2012-09-12 Teresa Johnson <tejohnson@google.com>
2805 Backport from mainline.
2806 2012-09-12 Teresa Johnson <tejohnson@google.com>
2808 PR gcov-profile/54487
2809 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2810 test using F_SETLKW with fcntl.
2811 * configure, config.in: Regenerate.
2813 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2815 Backport from mainline
2816 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2818 * config/i386/i386.md : Comments on fma4 instruction selection
2819 reflect requirement on register pressure based cost model.
2821 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2822 flag is set-reset as informed by the cpuid flag.
2824 * config/i386/i386.c (processor_alias_table): fma4
2825 flag is enabled for bdver2.
2827 2012-09-12 Christian Bruel <christian.bruel@st.com>
2829 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2831 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2833 * config.gcc: Obsolete picochip-*.
2835 2012-09-11 Richard Guenther <rguenther@suse.de>
2838 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2839 on flag_toplevel_reorder.
2841 2012-09-10 Richard Henderson <rth@redhat.com>
2843 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2846 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2848 Backport from 2012-09-10 mainline r191132.
2851 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2853 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2856 * tree-sra.c (disqualify_base_of_expr): Check for possible
2857 NULL_TREE returned by get_base_address()
2859 2012-09-07 Richard Guenther <rguenther@suse.de>
2861 Backport from mainline
2862 2012-06-26 Jan Hubicka <jh@suse.cz>
2865 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2868 2012-09-07 Richard Guenther <rguenther@suse.de>
2870 Backport from mainline
2871 2012-07-13 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/53922
2874 * tree-vrp.c (value_inside_range): Change prototype to take
2875 min/max instead of value-range.
2876 (range_includes_zero_p): Likewise. Return the result from
2878 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2879 return value from range_includes_zero_p.
2880 (extract_range_from_unary_expr_1): Likewise.
2881 (compare_range_with_value): Likewise.
2882 (vrp_meet_1): Likewise.
2884 2012-09-07 Richard Guenther <rguenther@suse.de>
2887 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2888 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2889 arguments separately.
2891 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2893 Backported from mainline
2894 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2896 PR rtl-optimization/54455
2897 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2898 bb ends up with asm goto referencing bb's label.
2900 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2902 Backport from mainline.
2903 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2904 Richard Earnshaw <richard.earnshaw@arm.com>
2907 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2908 element size. Use elem_type from the formal parameter. New parameter
2910 (neon_expand_args): Adjust call to neon_dereference_pointer.
2912 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2915 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2917 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2919 Backport from mainline
2920 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.md (isa): Add fma and fma4.
2923 (enabled): Handle fma and fma4.
2924 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2925 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2926 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2927 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2928 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2929 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2931 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2934 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2935 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2937 2012-09-06 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/54498
2940 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2941 abort when reaching an already visited region.
2942 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2943 (get_continuation_for_phi_1): Likewise.
2944 (walk_non_aliased_vuses): When we translated the reference,
2945 abort when we re-visit a region.
2946 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2948 2012-09-06 Andrew Pinski <apinski@cavium.com>
2951 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2953 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2956 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2957 build_int_cst with size_type_node instead of size_int.
2959 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2961 Backport from 2012-09-05 mainline r190697.
2964 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2965 configured --with-avrlibc.
2966 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2968 * config/avr/avrlibc.h: New file.
2969 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2970 configured --with-avrlibc.
2971 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2973 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2975 Backport from 2012-09-04 mainline r190919
2978 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2979 of size less than 4 bytes by using macro ARM_NUM_INTS.
2980 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2982 2012-09-04 Richard Henderson <rth@redhat.com>
2984 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2986 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2988 Backport from 2012-09-04 mainline r190920
2991 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2993 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2995 Backport from 2012-09-04 mainline r190914
2998 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
3000 (avr_allocate_stack_slots_for_args): ...this new static function.
3002 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
3004 Backported from mainline
3005 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
3008 * doc/invoke.texi: Add -da and remove -dm.
3010 2012-09-03 Jakub Jelinek <jakub@redhat.com>
3012 Backported from mainline
3013 2012-09-01 Jakub Jelinek <jakub@redhat.com>
3016 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
3017 operands[1] is CONST_INT_P, convert it to QImode before printing.
3019 2012-08-31 Jakub Jelinek <jakub@redhat.com>
3022 * c-convert.c (convert): Don't call fold_convert_loc if
3023 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
3024 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
3025 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
3027 2012-08-24 Jakub Jelinek <jakub@redhat.com>
3030 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
3031 if init is a CONSTRUCTOR.
3033 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
3035 PR rtl-optimization/54369
3036 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
3037 calling dbr_schedule.
3038 * config/sparc/sparc.c (sparc_reorg): Likewise.
3040 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
3042 Backport from mainline
3043 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
3045 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
3046 case for Atom processor.
3048 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
3050 Backport from mainline
3051 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
3055 true for TARGET_64BIT or !flag_pic.
3056 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
3057 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
3058 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
3059 Add insn constraint. Conditionally emit xchg asm insns.
3060 (atomic_compare_and_swap<mode>): Update calls. Check only
3061 cmpxchg8b_pic_memory_operand in memory address fixup.
3063 (CASHMODE): Rename from DCASHMODE.
3064 (doublemodesuffix): Update modes.
3065 (regprefix): New mode attribute.
3067 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
3068 <UNSPECV_CMPXCHG>: New constant.
3069 (atomic_compare_and_swap<mode>_1): Rename from
3070 atomic_compare_and_swap_single<mode>. Update calls and
3071 unspec_volatile constants.
3072 (atomic_compare_and_swap<mode>_doubleword): Rename from
3073 atomic_compare_and_swap_double<mode>. Update calls and
3074 unspec_volatile constants.
3076 2012-08-28 Walter Lee <walt@tilera.com>
3078 Backport from mainline
3079 2012-08-28 Walter Lee <walt@tilera.com>
3081 * confg/tilegx/tilegx.md: Fix code style.
3082 (*zero_extendsidi_truncdisi): Fix typo.
3083 * config/tilegx/tilegx.c: Fix code style.
3084 (tilegx_function_profiler): Fix typo.
3086 2012-08-27 Walter Lee <walt@tilera.com>
3088 Backport from mainline
3089 2012-08-27 Walter Lee <walt@tilera.com>
3091 * doc/md.texi (TILE-Gx): Fix typo.
3093 2012-08-27 Walter Lee <walt@tilera.com>
3095 Backport from mainline
3096 2012-08-27 Walter Lee <walt@tilera.com>
3098 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
3099 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
3101 2012-08-27 Walter Lee <walt@tilera.com>
3103 Backport from mainline
3104 2012-08-27 Walter Lee <walt@tilera.com>
3106 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
3107 (insn_bfins): Delete.
3109 2012-08-27 Walter Lee <walt@tilera.com>
3111 Backport from mainline
3112 2012-08-27 Walter Lee <walt@tilera.com>
3114 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
3115 atomic_exchange_bare<mode>,
3116 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
3117 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
3118 * config/tilegx/tilegx.md (type): Add X1_remove.
3119 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
3120 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
3121 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
3124 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
3126 PR rtl-optimization/54088
3127 * jump.c (delete_related_insns): Robustify latest change.
3129 2012-08-21 Richard Guenther <rguenther@suse.de>
3131 Backport from mainline
3132 2012-08-16 Richard Guenther <rguenther@suse.de>
3135 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
3137 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
3138 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
3139 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
3140 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
3141 (tree_ssa_lim_finalize): Free all mem_refs.
3142 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
3143 scc when bailing out.
3144 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
3145 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
3146 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
3147 FOR_EACH_LOOP_BREAK.
3149 2012-08-17 Richard Guenther <rguenther@suse.de>
3151 * tree-sra.c (modify_function): Free redirect_callers vector.
3152 * ipa-split.c (split_function): Free args_to_pass vector.
3153 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3155 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3156 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3157 (vect_analyze_slp_instance): Free everything.
3158 (destroy_bb_vec_info): Free the SLP instances.
3160 2012-08-17 Richard Guenther <rguenther@suse.de>
3162 * params.def (integer-share-limit): Decrease from 256 to 251,
3165 2012-08-21 Richard Guenther <rguenther@suse.de>
3167 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3168 the affine expansion cache.
3170 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3172 Backported from trunk
3173 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3176 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3178 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3180 Backport from mainline.
3181 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3184 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3185 mark as predicable. Adjust asm template.
3186 (vec_setv2di_internal): Likewise.
3187 (vec_extract<mode> VD, VQ): Likewise.
3188 (vec_extractv2di): Likewise.
3189 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3190 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3191 (neon_vdup_n<mode> VX, V32): Likewise.
3192 (neon_vdup_nv2di): Likewise.
3194 2012-08-17 Walter Lee <walt@tilera.com>
3196 Backport from mainline
3197 2012-08-17 Walter Lee <walt@tilera.com>
3199 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3200 (FEEDBACK_ENTER): Define.
3201 (FEEDBACK_REENTER): Define.
3202 (FEEDBACK_ENTRY): Define.
3203 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3204 (FEEDBACK_ENTER): Define.
3205 (FEEDBACK_REENTER): Define.
3206 (FEEDBACK_ENTRY): Define.
3208 2012-08-16 Walter Lee <walt@tilera.com>
3210 Backport from mainline
3211 2012-08-16 Walter Lee <walt@tilera.com>
3213 * config.gcc (tilegx-*-linux*): Add feedback.h.
3214 (tilepro-*-linux*): Likewise.
3215 * config/tilegx/feedback.h: New file.
3216 * config/tilepro/feedback.h: New file.
3218 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3220 Backport from mainline r189840 and r187586:
3221 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3223 * config/i386/i386.md (stack_protect_set): Disable the pattern
3224 for Android since Android libc (bionic) does not provide random
3225 value for stack protection guard at gs:0x14. Guard value
3226 will be provided from external symbol (default implementation).
3227 (stack_protect_set_<mode>): Likewise.
3228 (stack_protect_test): Likewise.
3229 (stack_protect_test_<mode>): Likewise.
3230 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3231 not have Bionic by default
3232 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3233 Macro OPTION_BIONIC is defined in this file and provides Bionic
3234 accessibility status
3236 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3238 * configure.ac: Stack protector enabling for Android targets.
3239 * configure: Regenerate.
3241 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3243 Backported from trunk
3244 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3246 PR rtl-optimization/53942
3247 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3248 directly from likely spilled non-fixed hard registers, move them
3251 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3254 (xop_phaddubq): Ditto.
3256 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3258 Backport from mainline
3259 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3260 Richard Earnshaw <rearnsha@arm.com>
3262 * target.def (vector_alignment): New target hook.
3263 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3264 * doc/tm.texi: Regenerate.
3265 * targhooks.c (default_vector_alignment): New function.
3266 * targhooks.h (default_vector_alignment): Add prototype.
3267 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3268 * config/arm/arm.c (arm_vector_alignment): New function.
3269 (TARGET_VECTOR_ALIGNMENT): Define.
3271 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3272 vector type alignment instead of size.
3273 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3274 element type size directly instead of computing it from alignment.
3275 Fix variable naming and comment.
3277 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3279 Backport from mainline
3280 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3282 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3283 (alpha_pad_function_end): ... this. Also insert NOP between
3284 sibling call and GP load.
3285 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3287 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3289 Backport from mainline
3290 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3291 H.J. Lu <hongjiu.lu@intel.com>
3293 PR rtl-optimization/54157
3294 * combine.c (gen_lowpart_for_combine): Don't return identity
3295 for CONST or symbolic reference.
3297 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3299 Backport from mainline
3300 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3302 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3303 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3304 split_cost argument signed.
3305 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3306 (ix86_avoid_lea_for_addr): Ditto.
3308 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3311 the address has less than two components.
3313 2012-08-02 Steve Ellcey <sellcey@mips.com>
3315 Backport from mainline
3316 2012-07-19 Steve Ellcey <sellcey@mips.com>
3318 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3321 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3323 Backport from mainline
3324 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3327 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3328 negative constant address for TARGET_X32 ...
3329 (ix86_decompose_address): ... here. Reject constant addresses
3330 that don't satisfy x86_64_immediate_operand predicate.
3332 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3336 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3337 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3338 addresses. Prevent zero extensions of CONST_INT operands.
3340 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.md (*lea): New insn pattern.
3345 (*lea<mode>_2): Ditto.
3346 (*lea_{3,4,5,6}_zext): Ditto.
3347 * config/i386/predicates.md (lea_address_operand): Do not reject
3348 zero-extended address operands.
3349 * config/i386/constraints.md (j): Remove address constraint.
3350 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3352 (ix86_print_operand_address): Handle SImode subreg of an address.
3353 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3355 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3357 Backport from mainline
3358 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3362 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3364 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3365 (*movdi_internal_rex64): Use %E operand modifier for lea.
3366 (*movsi_internal): Ditto.
3368 (*lea<mode>_2): Ditto.
3369 (*lea_{3,4,5,6}_zext): Ditto.
3370 (*tls_global_dynamic_32_gnu): Ditto.
3371 (*tls_global_dynamic_64): Ditto.
3372 (*tls_dynamic_gnu2_lea_32): Ditto.
3373 (*tls_dynamic_gnu2_lea_64): Ditto.
3374 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3376 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3378 Backport from mainline
3379 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3383 (ix86_print_operand_address): Assert that parts.base and parts.index
3384 are non-NULL after call to simplify_subreg.
3386 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3389 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3391 * config/sh/sh.c (sh_option_override): Do not change
3392 flag_finite_math_only. Set TARGET_IEEE to complement of
3393 flag_finite_math_only.
3394 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3395 description of mieee and mno-ieee behavior.
3397 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3400 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3401 (_lzcnt_u64): Ditto.
3403 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3405 Backport from mainline
3406 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3408 PR rtl-optimization/52250
3409 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3410 to put note list into. Unconditionally call move_bb_info.
3411 (move_bb_info): Do not assert the blocks being in the same region,
3412 just drop the note list if they are not.
3414 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3416 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3418 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3421 defining statement is a SSA name that occurs in abnormal PHIs.
3423 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3425 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3428 2012-07-19 Richard Guenther <rguenther@suse.de>
3429 Eric Botcazou <ebotcazou@adacore.com>
3431 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3432 about transition from invariant to known bits.
3433 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3435 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3438 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3439 (cleanup_tree_cfg_bb): Don't call it.
3440 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3443 2012-07-19 Christian Bruel <christian.bruel@st.com>
3446 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3448 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3450 * config.gcc (v850-*-rtems*): New target.
3451 * config/v850/rtems.h: New.
3452 * config/v850/t-rtems: New.
3454 2012-07-18 Nick Clifton <nickc@redhat.com>
3456 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3458 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3462 Backport from mainline
3463 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3466 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3467 instead expand it as zero extension.
3469 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3472 QImode and HImode splitters. Use ix86_comparison_operator.
3473 Explicitly match FLAGS_REG.
3474 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3476 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3477 Steven Bosscher <steven@gcc.gnu.org>
3478 Bernd Schmidt <bernds@codesourcery.com>
3480 PR rtl-optimization/53908
3481 * df-problems.c (can_move_insns_across): When doing
3482 memory-reference book-keeping, handle call insns.
3484 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3486 Backport from mainline
3487 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3490 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3491 sibcall_insn_operand. Move it to a temporary register if not.
3493 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3496 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3497 emit PIC sequence for fnaddr symbol reference in advance.
3499 2012-07-09 Jason Merrill <jason@redhat.com>
3502 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3503 (type_hash_eq): Likewise.
3506 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3508 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3510 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3511 due to negative shift amount.
3513 2012-07-06 Kai Tietz <ktietz@redhat.com>
3515 Backport from mainline.
3517 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3518 as "/mingw/include".
3520 2012-07-06 Nick Clifton <nickc@redhat.com>
3522 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3523 default_encode_section_info.
3525 2012-07-06 Richard Guenther <rguenther@suse.de>
3527 Backport from mainline
3528 2012-03-30 Richard Guenther <rguenther@suse.de>
3531 * double-int.c (rshift_double): Remove not needed cast.
3533 2012-03-28 Richard Guenther <rguenther@suse.de>
3536 * double-int.h (rshift_double): Remove.
3537 * double-int.c (lshift_double): Use absu_hwi to make count
3539 (rshift_double): Make static, take unsigned count argument,
3540 remove handling of negative count argument.
3541 (double_int_rshift): Dispatch to lshift_double.
3543 2012-07-06 Richard Guenther <rguenther@suse.de>
3545 Backport from mainline
3546 2012-06-18 Richard Guenther <rguenther@suse.de>
3548 PR tree-optimization/53693
3549 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3550 Reject operands with more than one use.
3552 2012-07-06 Richard Guenther <rguenther@suse.de>
3554 Backport from mainline
3555 2012-04-11 Richard Guenther <rguenther@suse.de>
3558 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3559 consider loop nesting.
3560 (evolution_function_is_univariate_p): Properly check the remainder
3563 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3565 Backport from mainline
3566 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3568 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3569 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3570 (adjacent_mem_locations): Move some code to and call...
3571 (get_memref_parts): ...new function.
3572 (mem_locations_overlap): New function.
3573 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3574 (is_mem_ref): Rename to...
3575 (find_mem_ref): ...this. Return MEM rtx.
3576 (get_store_dest): Remove function.
3577 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3578 new parameter and adjust calls.
3579 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3580 mem refs overlap for true_store_to_load_dep_costly.
3581 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3582 passed to adjacent_mem_locations.
3583 (is_costly_group): Walk resolved dependency list.
3584 (force_new_group): Emit group ending nop for Power6/Power7.
3585 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3586 (group_ending_nop): New define_insn.
3588 2012-07-04 Richard Guenther <rguenther@suse.de>
3591 * gimple-fold.c (get_base_constructor): Do not return an
3592 error_mark_node DECL_INITIAL.
3594 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3596 Backport from mainline
3597 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3599 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3600 code model string in the error message.
3602 2012-07-04 Tristan Gingold <gingold@adacore.com>
3604 Backport from mainline.
3605 2012-06-25 Tristan Gingold <gingold@adacore.com>
3607 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3608 (seh_cfa_adjust_cfa): ... that function.
3609 (seh_emit_stackalloc): Do not emit out of range values.
3610 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3611 UNSPEC_DEF_CFA constants.
3612 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3613 * config/i386/i386.c (ix86_frame_pointer_required): Required
3614 for very large frames on SEH target.
3615 (ix86_compute_frame_layout): Save area is before frame pointer
3616 on SEH target. Handle very large frames.
3617 (ix86_expand_prologue): Likewise.
3619 2012-07-04 Richard Guenther <rguenther@suse.de>
3621 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3622 as in free_lang_data_in_type.
3624 2012-07-02 Martin Jambor <mjambor@suse.cz>
3626 Backport from mainline.
3627 2012-07-02 Martin Jambor <mjambor@suse.cz>
3630 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3631 dynamic type change check.
3633 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3635 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3636 last statement of the finally block onto the switch.
3638 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3640 * configure: Regenerate.
3642 Backport from mainline.
3643 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3645 * config.gcc (target_type_format_char): New. Document it. Set it for
3647 * configure.ac (gnu_unique_option): Use target_type_format_char
3648 in test. Comment rationale.
3650 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3652 Backport from mainline.
3653 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3655 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3657 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3659 Backport from 2012-06-28 mainline r189049
3662 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3663 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3664 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3665 avr_hard_regno_call_part_clobbered.
3667 2012-06-28 Richard Guenther <rguenther@suse.de>
3670 * expr.c (expand_expr_real_1): Verify if the type is complete
3671 before inspecting its size.
3673 2012-06-27 Nick Clifton <nickc@redhat.com>
3675 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3678 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3681 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3683 2012-06-26 Nick Clifton <nickc@redhat.com>
3685 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3687 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3690 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3691 of x x x in the vmovlps load alternative.
3693 2012-06-22 Richard Guenther <rguenther@suse.de>
3695 * gcov-iov.c: Include bconfig.h and system.h.
3697 2012-06-22 Richard Guenther <rguenther@suse.de>
3699 PR gcov-profile/53744
3700 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3702 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3704 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3705 DECL_IGNORED_P non-reg vars even if they are used.
3707 2012-06-19 Jason Merrill <jason@redhat.com>
3710 * dwarf2out.c (modified_type_die): Use scope_die_for.
3711 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3712 (uses_local_type_r, uses_local_type): New.
3713 (scope_die_for): Keep a type that uses a local type in local scope.
3714 Use get_context_die for namespace and type scope.
3716 2012-06-19 Richard Guenther <rguenther@suse.de>
3719 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3720 replace it with the first non-BLOCK context.
3722 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3724 PR rtl-optimization/53700
3726 Backport from mainline
3727 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3729 * ira-color.c (setup_left_conflict_sizes_p): Process all
3730 conflicting objects.
3732 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3734 Backport from mainline
3735 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3738 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3739 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3740 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3741 instead of xop_mulv2div2di3_low.
3742 (xop_p<macs>dql): Fix vec_select selector.
3743 (xop_p<macs>dqh): Ditto.
3744 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3745 (xop_mulv2div2di3_high): Ditto.
3747 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3749 Backport from mainline:
3750 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3754 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3756 Backport from mainline:
3757 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3759 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3760 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3761 MAX_PCREL17F_OFFSET instead of fixed offset.
3762 (pa_attr_length_call): Likewise.
3763 (pa_attr_length_indirect_call): Likewise.
3765 2012-06-15 Walter Lee <walt@tilera.com>
3767 Backport from mainline:
3768 2012-06-15 Walter Lee <walt@tilera.com>
3770 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3772 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3774 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3776 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3778 Backport from mainline:
3780 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3781 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3782 * gimple.h (block_in_transaction): Check for flag_tm.
3784 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3786 PR tree-optimization/52558
3788 Backport from mainline:
3789 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3790 * gimple.h (gimple_set_in_transaction): Remove.
3791 (gimple_in_transaction): Look in BB instead.
3792 (gimple_statement_base): Remove in_transaction field.
3793 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3794 * trans-mem.c (compute_transaction_bits): Place transaction bit
3795 information into basic blocks.
3797 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3799 PR tree-optimization/52558
3800 * cfg.c (alloc_aux_for_edge): Fix comment.
3801 (alloc_aux_for_edge): Remove static.
3802 * basic-block.h (alloc_aux_for_edge): Protoize.
3803 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3804 (execute_sm_if_changed_flag): New.
3805 (execute_sm_if_changed_flag_set): New.
3806 (execute_sm): Do not generate data races unless requested.
3807 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3808 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3809 * gimple.h (block_in_transaction): New.
3810 (gimple_in_transaction): Use block_in_transaction.
3812 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3814 Backported from mainline
3815 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3817 PR rtl-optimization/53589
3818 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3819 discovery even when e->dest != target. If any LABEL_REF points
3820 to e->dest label, redirect it to target's label.
3822 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3825 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3826 returns false, replace stmt with GIMPLE_NOP.
3827 (check_omp_nesting_restrictions): Instead of issuing warnings,
3828 issue errors and return false if any errors were reported.
3830 2012-06-14 Richard Guenther <rguenther@suse.de>
3832 * BASE-VER: Set to 4.7.2.
3833 * DEV-PHASE: Set to prerelease.
3835 2012-06-12 Christian Bruel <christian.bruel@st.com>
3838 * config/sh/sh.c (sh_option_override): Don't force
3839 flag_omit_frame_pointer and maccumulate_outgoing_args.
3840 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3842 2012-06-14 Release Manager
3844 * GCC 4.7.1 released.
3846 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3848 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3850 2012-06-13 Richard Henderson <rth@redhat.com>
3852 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3853 iterator instead of INT.
3855 2012-06-08 Richard Henderson <rth@redhat.com>
3858 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3859 note to a clobber insn when no other insn is available.
3861 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3864 * doc/invoke.texi (Wenum-compare): Update documentation.
3866 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3869 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3871 (altivec_stvlxl): Ditto.
3872 (altivec_stvrx): Ditto.
3873 (altivec_stvrxl): Ditto.
3875 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3878 * trans-mem.c (expand_block_edges): Do not skip the first
3879 statement when resetting the BB.
3881 2012-06-04 Richard Guenther <rguenther@suse.de>
3884 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3885 create new assembler names.
3887 2012-06-04 Richard Guenther <rguenther@suse.de>
3889 Backport from mainline
3890 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3893 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3894 larger than maxbits. Don't compute maxbits modulo align.
3895 Also check that unit bytes long store at bitpos / unit * unit
3896 doesn't affect bits beyond bitregion_end.
3897 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3898 would not fit into bitregion_start ... bitregion_end + 1 bit
3900 (store_split_bit_field): Decrease unit close to end of bitregion_end
3901 if access is restricted in order to avoid mutual recursion.
3903 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3905 Backport from 2012-06-04 mainline r188172
3908 * config/avr/avr-stdint.h: New file.
3909 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3912 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3914 PR tree-optimization/53550
3915 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3916 is POINTER_TYPE_P, use sizetype as step type instead of type.
3918 2012-06-04 Richard Guenther <rguenther@suse.de>
3919 Eric Botcazou <ebotcazou@adacore.com>
3921 Backport from mainline
3922 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3924 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3925 Change type of BITOFFSET to signed. Make sure the lower bound of
3926 the computed range is non-negative by adjusting OFFSET and BITPOS.
3927 (expand_assignment): Adjust call to get_bit_range.
3929 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3931 * expr.c (get_bit_range): Return the null range if the enclosing record
3932 is part of a larger bit field.
3934 2012-03-20 Richard Guenther <rguenther@suse.de>
3936 * stor-layout.c (finish_bitfield_representative): Fallback
3937 to conservative maximum size if the padding up to the next
3938 field cannot be computed as a constant.
3939 (finish_bitfield_layout): If we cannot compute the distance
3940 between the start of the bitfield representative and the
3941 bitfield member start a new representative.
3942 * expr.c (get_bit_range): The distance between the start of
3943 the bitfield representative and the bitfield member is zero
3944 if the field offsets are not constants.
3946 2012-03-16 Richard Guenther <rguenther@suse.de>
3948 * stor-layout.c (finish_bitfield_representative): Fall back
3949 to the conservative maximum size if we cannot compute the
3950 size of the tail padding.
3952 2012-03-14 Richard Guenther <rguenther@suse.de>
3954 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3955 * stor-layout.c (start_bitfield_representative): New function.
3956 (finish_bitfield_representative): Likewise.
3957 (finish_bitfield_layout): Likewise.
3958 (finish_record_layout): Call finish_bitfield_layout.
3959 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3960 for QUAL_UNION_TYPE fields.
3961 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3962 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3963 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3968 * expr.c (get_bit_range): Unconditionally extract bitrange
3969 from DECL_BIT_FIELD_REPRESENTATIVE.
3970 (expand_assignment): Adjust call to get_bit_range.
3972 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3975 * fold-const.c (fold_binary_loc): Refine previous change.
3977 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3979 Backport from mainline
3980 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3983 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3984 avoid going above orig insn. Update comments.
3986 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3988 Backport from mainline
3989 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3992 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3993 prologue for unwinder and profiler.
3995 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3997 Backport from mainline
3998 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4000 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
4002 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4004 Backport from mainline
4005 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4007 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
4008 DBX_REGISTER_NUMBER.
4010 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4012 Backport from mainline
4013 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4015 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4016 operand is CONST_INT. Take COSTS_N_INSNS into account.
4017 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
4020 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4022 * config/avr/avr.opt (-msp8): Document it.
4023 * doc/invoke.texi (AVR Options): Copy from trunk docu.
4025 2012-05-31 Richard Guenther <rguenther@suse.de>
4028 * expr.c (expand_assignment): Do not use movmisalign on
4031 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4034 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4035 (pa_section_type_flags): New.
4036 (pa_legitimate_constant_p): Revert previous change.
4038 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
4040 Backport from mainline
4041 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4044 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4045 accessed indirectly.
4046 (ipa_tm_create_version): Same.
4048 2012-05-30 Jason Merrill <jason@redhat.com>
4051 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4052 about array compound literals.
4054 2012-05-30 Richard Guenther <rguenther@suse.de>
4057 * fold-const.c (fold_binary_loc): Make sure to call
4058 fold_plusminus_mult_expr with the original sign of operands.
4060 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4062 * explow.c (probe_stack_range): Restore simple control flow and stop
4063 again when the probe cannot be generated if HAVE_check_stack.
4065 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4067 PR rtl-optimization/53519
4068 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4069 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4071 2012-05-29 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/53516
4074 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4076 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4078 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
4080 Backport from mainline
4081 2012-05-28 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/53438
4084 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4086 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4088 Backport from mainline
4089 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4091 PR rtl-optimization/52528
4092 * combine.c (can_combine_p): Add setting of subst_low_luid
4093 before call to expand_field_assignment().
4095 2012-05-26 Martin Jambor <mjambor@suse.cz>
4097 Backport from mainline
4098 2012-05-23 Martin Jambor <mjambor@suse.cz>
4100 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4102 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4105 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4106 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4108 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4111 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4112 (ix86_expand_vec_perm): Use int mode instead of float.
4114 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4117 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4118 gnu_ld variables to yes.
4119 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4120 (HAVE_GNU_AS): Likewise.
4121 * config.in: Regenerate.
4122 * configure: Likewise.
4124 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4126 Backport from mainline
4127 2012-03-12 Richard Guenther <rguenther@suse.de>
4128 * config/arm/arm.c (neon_dereference_pointer): Do not call
4129 covert during RTL expansion.
4131 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4133 Backport from mainline
4134 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4137 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4138 relied on signed overflow behavior.
4140 2012-05-24 Richard Guenther <rguenther@suse.de>
4143 * tree-profile.c (tree_profiling): Cleanup the CFG if
4144 execute_fixup_cfg requests it.
4146 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4148 PR tree-optimization/53465
4149 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4150 vr0 into *vr, then vrp_meet that.
4151 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4152 have any equivalences.
4153 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4156 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4158 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4160 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4161 (iterative_hash_gimple_type): Adjust comment.
4162 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4163 domain for an array type instead of the domain type itself.
4165 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4167 Backport from 2012-05-23 mainline r187803
4170 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4171 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4174 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4176 Backport from 2012-05-03 mainline r187075
4178 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4179 has_fma4 for AMD processors with both fma3 and fma4 support.
4181 2012-05-22 Richard Guenther <rguenther@suse.de>
4183 PR tree-optimization/53408
4184 * tree-vect-loop.c (vectorizable_induction): Properly check
4185 the restriction that we cannot handle induction results from
4186 the inner loop outside of the outer loop.
4188 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4190 PR tree-optimization/53436
4191 * omp-low.c (omp_build_component_ref): New function.
4192 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4194 PR tree-optimization/53366
4195 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4196 tests if complex_numbers == 2, but there are non-complex number loads
4199 PR tree-optimization/53409
4200 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4201 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4203 PR tree-optimization/53410
4204 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4205 instead of build_int_cst (type, 0) where vector types might be
4208 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4211 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4212 from folded operands before wrapping another around the
4213 conditional expression.
4215 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4216 Patrick Marlier <patrick.marlier@gmail.com>
4218 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4221 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4223 Backport from mainline
4224 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4227 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4228 (UNSPECV_RDRAND): This.
4229 (rdrand<mode>_1): Updated.
4231 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4233 Backport from mainline
4234 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4237 RDRND, F16C and FSGSBASE.
4239 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4241 Backport from mainline
4242 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4244 * tree-ssa-pre.c (can_value_number_call): Delete.
4245 (compute_avail): Skip all statements with side effects.
4246 <GIMPLE_CALL>: Skip calls to internal functions.
4248 2012-05-18 David S. Miller <davem@davemloft.net>
4250 Backport r185385 from mainline
4251 2012-03-14 Richard Guenther <rguenther@suse.de>
4254 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4255 element type instead of mode, use build_vector_type_for_mode
4256 instead of the langhook, build a vector of proper signedness.
4257 (expand_vector_operations_1): Adjust.
4259 2012-05-18 Olivier Hainque <hainque@adacore.com>
4261 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4262 $(libsubdir) as libexecsubdir.
4264 2012-05-16 Andrew Pinski <apinski@cavium.com>
4266 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4269 2012-05-16 David S. Miller <davem@davemloft.net>
4271 * jump.c (delete_related_insns): If we remove a CALL, make sure
4272 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4274 2012-05-16 Richard Henderson <rth@redhat.com>
4277 * combine-stack-adj.c (prev_active_insn_bb): New.
4278 (next_active_insn_bb): New.
4279 (force_move_args_size_note): New.
4280 (combine_stack_adjustments_for_block): Use it.
4282 2012-05-16 Olivier Hainque <hainque@adacore.com>
4284 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4285 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4286 Add comments and improve stamp preservation across the whole sequence.
4287 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4289 2012-05-16 Richard Guenther <rguenther@suse.de>
4291 PR tree-optimization/53364
4292 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4293 detect a view-conversion of the decl.
4295 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4298 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4299 that operands[2] is either immediate, or q_regs_operand.
4301 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4303 Backport r187139 from mainline.
4304 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4306 PR rtl-optimization/52804
4307 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4308 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4309 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4310 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4311 RELOAD_FOR_OUTADDR_ADDRESS.
4313 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4316 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4317 generate target register for "load" class builtins.
4320 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4323 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4324 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4325 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4326 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4327 (<sse>_movu<ssemodesuffix>): New expander.
4328 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4329 (avx_movdqu<avxmodesuffix>): New expander.
4330 (*sse2_movdqu): Rename from sse2_movdqu.
4331 (sse2_movdqu): New expander.
4333 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4335 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4336 lineno 1 the same as lineno 0 before first start file directive.
4337 (optimize_macinfo_range): Likewise.
4339 * dwarf2out.c (have_macinfo): Define.
4340 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4341 attribute, don't force empty compilation unit and don't emit any
4342 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4344 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4346 Backport from mainline
4347 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4349 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4350 ORDERED and UNORDERED conditions.
4352 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4354 * function.c (requires_stack_frame_p): If the function can throw
4355 non-call exceptions, return true if the insn can throw internally.
4357 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4359 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4360 DECL_ORIGINAL_TYPE if it is present.
4362 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4364 Backport from 2012-05-12 mainline r187342.
4367 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4368 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4369 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4370 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4371 (expand_prologue): Move initialization of cfun->machine->is_naked,
4372 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4373 (avr_set_current_function): ...this new static function.
4374 (TARGET_SET_CURRENT_FUNCTION): New define.
4375 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4376 checking attributes of current_function_decl.
4377 (avr_regs_to_save): Ditto.
4378 (signal_function_p): Rename to avr_signal_function_p.
4379 (interrupt_function_p): Rename to avr_interrupt_function_p.
4381 * doc/extend.texi (Function Attributes): Better explanation of
4382 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4385 2012-05-09 Matthias Klose <doko@ubuntu.com>
4387 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4389 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4392 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4393 when a constant source operand matches an "I" constraint, the "no
4394 CC0 change" applies to a register-destination only, not a
4395 strict_low_part-destination.
4397 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4399 Backport from mainline:
4400 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4402 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4404 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4406 PR tree-optimization/53239
4407 * tree-vrp.c (get_value_range): Set VR of
4408 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4411 2012-05-07 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/53195
4414 * tree-inline.c (setup_one_parameter): Properly add referenced
4415 vars from the parameters new known value.
4417 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4419 Backport from mainline:
4420 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4423 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4426 2012-05-04 Ian Lance Taylor <iant@google.com>
4428 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4429 values from false to NULL.
4431 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4433 Backport from mainline
4434 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4437 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4438 (TARGET_CMOV): Rename from TARGET_CMOVE.
4439 (TARGET_CMOVE): New define.
4440 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4441 Do not set TARGET_CMOVE here.
4443 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4445 Backport from mainline:
4447 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4449 PR tree-optimization/52633
4450 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4451 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4452 (vect_recog_over_widening_pattern): Remove handling of code that was
4453 already detected as over-widening pattern. Remove special handling
4454 of "unsigned" cases. Instead, support general case of conversion
4455 of the shift result to another type.
4457 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4459 * tree-vect-patterns.c (vect_single_imm_use): New function.
4460 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4461 (vect_recog_over_widening_pattern): Likewise.
4462 (vect_recog_widen_shift_pattern): Likewise.
4464 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4466 PR tree-optimization/52870
4467 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4468 presumed pattern statement is within the same loop or basic block.
4470 2012-05-04 Richard Guenther <rguenther@suse.de>
4472 * common.opt (flto-report): Do not mark as Optimization.
4474 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4477 * recog.c (constrain_operands): If extra constraints are present, also
4478 accept pseudo-registers with equivalent memory locations during reload.
4480 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4482 Backport from the mainline
4483 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4486 * config/rs6000/rs6000.md (bswapdi splitters): If
4487 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4488 default) is used, generate an alternate sequence that does not
4489 depend on using indexed addressing.
4491 2012-05-03 David S. Miller <davem@davemloft.net>
4494 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4495 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4496 (sparc_emit_float_lib_cmp): Likewise.
4498 2012-05-04 Martin Jambor <mjambor@suse.cz>
4500 Backport from mainline
4501 2012-05-02 Martin Jambor <mjambor@suse.cz>
4504 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4505 of a variable when the contect is a function.
4507 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4510 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4511 append program name to it and pass that as first argument
4512 to make_relative_prefix. Always pass standard_libexec_prefix
4513 as last argument to make_relative_prefix. If
4514 make_relative_prefix returns NULL, fall back to
4515 standard_libexec_prefix.
4518 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4522 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4523 mode, return that mode.
4525 2012-05-03 Richard Guenther <rguenther@suse.de>
4527 PR tree-optimization/53144
4528 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4530 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4531 with SSA name values.
4532 (vn_reference_lookup_3): Adjust callers.
4534 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4536 PR tree-optimization/53163
4537 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4538 return value from compute_all_dependences.
4540 PR rtl-optimization/53160
4541 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4542 has been modified by ree pass already.
4544 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4546 Backport from mainline
4547 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4550 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4551 calls to cgraph_node_name in xstrdup.
4552 (ipa_make_edge_direct_to_target): Ditto.
4553 * tree-sra.c (convert_callers_for_node): Ditto.
4554 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4555 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4556 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4557 (cgraph_materialize_all_clones): Ditto.
4558 * ipa-inline.c (report_inline_failed_reason): Ditto.
4559 (want_early_inline_function_p): Ditto.
4560 (edge_badness): Ditto.
4561 (update_edge_key): Ditto.
4562 (flatten_function): Ditto.
4563 (ipa_inline): Ditto.
4564 (inline_always_inline_functions): Ditto.
4565 (early_inline_small_functions): Ditto.
4567 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4569 Backport from mainline
4570 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4572 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4573 Introduce emul_name to select the right linker emulation for
4574 powerpc64-*-freebsd*.
4575 * configure: Regenerate.
4576 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4577 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4578 * config/rs6000/freebsd64.h: New file.
4579 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4581 (rs6000_savres_strategy): Likewise.
4582 (rs6000_savres_routine_name): Likewise.
4583 (rs6000_elf_file_end): Likewise.
4584 * config/rs6000/t-freebsd64: New file.
4585 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4586 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4588 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4590 Backport from mainline
4591 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4594 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4596 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4598 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4599 predicate to discriminate types.
4601 2012-04-27 Richard Guenther <rguenther@suse.de>
4604 * convert.c (convert_to_integer): Avoid infinite recursion for
4605 target-defined built-in types.
4607 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4610 * config/cris/cris.md ("*andhi_lowpart_v32")
4611 ("*andqi_lowpart_v32"): Change first input-only operand from
4612 a (match_operand ...) to (match_dup 0). Drop alternatives with
4613 const_int-matching constraints for redundancy.
4614 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4615 three-operand alternative.
4617 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4619 Backport from mainline
4620 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4622 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4623 (*addsi_2_zext): Ditto.
4624 (*add<mode>_3): Ditto.
4625 (*addsi_3_zext): Ditto.
4626 (*add<mode>_5): Ditto.
4628 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4631 * c-typeck.c (set_nonincremental_init,
4632 set_nonincremental_init_from_string): Pass true instead of false
4633 as IMPLICIT to add_pending_init.
4635 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4637 Backport from 2012-04-24 mainline r186768.
4640 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4642 2012-04-24 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/53085
4645 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4648 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4651 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4653 (output_addressed_constants): Likewise.
4656 * varasm.c (get_section): Don't ICE for section conflicts with
4657 built-in section kinds.
4659 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4661 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4663 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4665 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4667 2012-04-23 Richard Guenther <rguenther@suse.de>
4670 * c-typeck.c (build_binary_op): Fix typo.
4672 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4674 PR tree-optimizations/52891
4675 * tree-vect-patterns.c (adjust_bool_pattern): Use
4676 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4677 but with non-standard precision.
4679 2012-04-22 Ian Lance Taylor <iant@google.com>
4681 * godump.c (go_output_typedef): Dump size of structs.
4683 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4685 Backport from mainline:
4687 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4688 hints for 'A' operand types.
4690 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4692 Backport from 2012-04-19 mainline r186588.
4695 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4696 the case *(X+const).
4698 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4700 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4702 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4705 * config/i386/sync.md (atomic_<code><mode>): Rename to
4706 atomic_<logic><mode>.
4708 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4710 Backport from mainline
4711 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4715 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4716 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4717 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4718 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4719 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4720 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4721 gen_avx2_permvarv8sf.
4723 2012-04-16 Martin Jambor <mjambor@suse.cz>
4725 Backported from mainline
4727 2012-04-13 Martin Jambor <mjambor@suse.cz>
4730 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4731 fold_ctor_reference returns a zero constant.
4733 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4735 Backported from mainline
4736 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4738 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4739 and __ILP32__ for x32.
4741 2012-04-13 Tom de Vries <tom@codesourcery.com>
4743 Backport from mainline r186418.
4745 2012-04-13 Tom de Vries <tom@codesourcery.com>
4747 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4748 parameters vuse and vuse_escaped.
4749 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4750 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4753 2012-04-13 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/52969
4756 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4757 the condition for the COND_EXPR and handle predicate negation
4758 by swapping the COND_EXPR arms.
4760 2012-04-13 Richard Guenther <rguenther@suse.de>
4763 * convert.c (convert_to_pointer): Remove special-casing of
4766 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4768 Backport from mainline
4769 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4772 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4773 the list of options to enable the FCFID instruction.
4774 (TARGET_EXTRA_BUILTINS): Adjust comment.
4776 2012-04-12 Richard Guenther <rguenther@suse.de>
4778 PR tree-optimization/52943
4779 * tree-chrec.h (chrec_is_positive): Remove.
4780 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4781 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4782 Return false for a constant zero instead of negative.
4783 (analyze_siv_subscript_cst_affine): Handle zero difference
4784 in the initial condition explicitely.
4786 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4789 * varasm.c (process_pending_assemble_externals): Set
4790 pending_assemble_externals_processed true.
4791 (assemble_external): Call assemble_external_real if the pending
4792 assemble externals have been processed.
4794 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4797 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4798 the DECL generated for the special GOT helper.
4800 2012-04-06 Walter Lee <walt@tilera.com>
4802 Backport from mainline
4803 2012-03-07 Walter Lee <walt@tilera.com>
4805 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4806 REG_CFA_* notes for the stack pointer.
4807 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4808 EH_RETURN_STACKADJ_RTX.
4809 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4810 generate REG_CFA_* notes for the stack pointer.
4811 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4812 by EH_RETURN_STACKADJ_RTX.
4814 2012-04-06 Matt Turner <mattst88@gmail.com>
4816 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4818 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4820 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4821 of the destination isn't also a FP_REGS register.
4823 2012-04-03 Richard Guenther <rguenther@suse.de>
4825 Backport from mainline
4826 2012-03-02 Richard Guenther <rguenther@suse.de>
4828 PR tree-optimization/52406
4829 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4830 (struct indices): Add unconstrained_base member.
4831 (struct dr_alias): Remove unused vops member.
4832 (DR_UNCONSTRAINED_BASE): New define.
4833 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4834 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4835 be an artificial access that covers the whole indexed object,
4836 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4837 plain decl base-objects to their MEM_REF variant.
4838 (dr_may_alias_p): When the base-object of either data reference
4839 has unknown size use only points-to information.
4840 (compute_affine_dependence): Make dumps easier to read and
4842 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4843 DR_REF when looking for packed references.
4844 (vect_supportable_dr_alignment): Likewise.
4846 2012-04-03 Richard Guenther <rguenther@suse.de>
4848 Backport from mainline
4849 2012-03-15 Richard Guenther <rguenther@suse.de>
4852 * tree-data-ref.c (subscript_dependence_tester_1): Check
4853 all dimensions for non-conflicting access functions.
4855 2012-04-03 Richard Guenther <rguenther@suse.de>
4857 Backport from mainline
4858 2012-03-06 Richard Guenther <rguenther@suse.de>
4861 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4863 2012-03-23 Richard Guenther <rguenther@suse.de>
4865 PR tree-optimization/52678
4866 * tree-vectorizer.h (struct _stmt_vec_info): Add
4867 loop_phi_evolution_part member.
4868 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4869 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4870 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4871 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4872 Use the cached evolution part and the PHI nodes value from
4873 the loop preheader edge instead of re-analyzing the evolution.
4875 2012-03-26 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/52701
4878 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4879 compute and set the evolution part of PHI nodes.
4881 2012-03-30 Richard Guenther <rguenther@suse.de>
4883 PR tree-optimization/52754
4884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4885 propagate arbitrary addresses into really plain dereferences.
4887 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4889 PR tree-optimization/52835
4890 * tree-data-ref.c (build_rdg): Return NULL if
4891 compute_data_dependences_for_loop failed.
4893 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4895 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4896 (stmt_can_make_abnormal_goto): Use it.
4897 (is_ctrl_altering_stmt): Likewise.
4899 2012-03-31 Martin Jambor <mjambor@suse.cz>
4901 Backported from mainline
4902 2012-03-30 Martin Jambor <mjambor@suse.cz>
4904 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4905 is a builtin_stack_save in a dominating BB.
4907 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4909 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4910 crossing 128bit lane boundary.
4912 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4914 Backported from mainline
4915 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4918 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4920 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4921 * config/i386/i386.c: Include reload.h.
4922 (ix86_legitimize_reload_address): New function.
4924 2012-03-28 Martin Jambor <mjambor@suse.cz>
4926 Backported from mainline
4927 2012-03-27 Martin Jambor <mjambor@suse.cz>
4930 * tree-sra.c (sra_modify_assign): Do not call
4931 load_assign_lhs_subreplacements when working with an unscalarizable
4934 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4937 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4938 __builtin_va_start to __builtin_next_arg if the latter is
4939 builtin_decl_explicit_p rather than when it is not.
4942 * tree-vect-generic.c (vector_element): Perform multiplication
4943 for pos in bitsizetype type instead of idx type.
4945 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4947 Backport from 2012-03-28 mainline r185910.
4950 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4951 (avr_builtin_decl): New static function.
4952 (struct avr_builtin_description, avr_bdesc): Move up.
4953 Add GTY marker. Add field fndecl. Remove redundant field id.
4954 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4955 (avr_expand_builtin): Code cleanup because .id is removed.
4957 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4960 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4963 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4965 Backport from 2012-03-28 mainline r185907.
4968 * config.gcc (tm_file): Remove avr/multilib.h.
4970 * doc/invoke.texi (AVR Options): Adjust
4971 documentation of -mtiny-stack.
4973 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4974 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4975 * config/avr/t-avr: Remove generation of multilib.h.
4976 * config/avr/t-multilib: Regenerate.
4977 * config/avr/multilib.h: Remove.
4978 * config/avr/avr.opt (-msp8): New option.
4979 (avr_sp8): New variable.
4980 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4981 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4982 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4983 (avr_device_to_sp8): New prototype.
4984 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4985 (DRIVER_SELF_SPECS): New define.
4986 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4987 __AVR_SP8__, __AVR_HAVE_SPH__.
4988 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4989 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4990 (avr_file_start): Ditto.
4992 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4995 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4996 instead of 8 in adjust_address.
4998 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5000 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5001 of a unit before computing the offset in units.
5003 2012-03-27 Richard Guenther <rguenther@suse.de>
5006 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5009 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5012 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5014 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
5017 * varasm.c: Include pointer-set.h.
5018 (pending_assemble_externals_set): New pointer set.
5019 (process_pending_assemble_externals): Destroy the pointer set.
5020 (assemble_external): See if decl is in pending_assemble_externals_set,
5021 and add it to pending_assemble_externals if necessary.
5022 (init_varasm_once): Allocate pending_assemble_externals_set.
5024 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5026 Backported from mainline
5027 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5030 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5031 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5032 (vector_ltgt<mode>): Likewise.
5033 (vector_ordered<mode>): Likewise.
5034 (vector_unordered<mode>): Likewise.
5035 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5037 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
5039 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5042 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5044 Backported from mainline
5045 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5049 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5050 GENERAL_REGS and FP_REGS for SImode.
5052 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5055 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5056 on any new_local_var_chain vars declared during recursing on
5057 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5059 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5061 Backport from 2012-03-22 mainline r185692.
5064 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5065 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5066 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5067 (delay_cycles_1, delay_cycles_2): Ditto.
5068 (delay_cycles_3, delay_cycles_4): Ditto.
5069 (nopv, *nopv): Ditto.
5070 (sleep, *sleep): Ditto.
5073 Backport from 2012-03-21 mainline r185605.
5075 PR rtl-optimization/52543
5077 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5078 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5079 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5080 (avr_load_libgcc_p): Restrict to __flash loads.
5081 (avr_out_lpm): Only handle 1-byte loads from __flash.
5082 (avr_load_lpm): New function.
5083 (avr_find_unused_d_reg): Remove.
5084 (avr_out_lpm_no_lpmx): Remove.
5085 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5086 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5087 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5088 (load_<mode>, load_<mode>_clobber): New insns.
5089 (mov<mode>): For multi-byte move from non-generic
5090 16-bit address spaces: Expand to load_<mode> resp.
5091 load_<mode>_clobber.
5092 (load<mode>_libgcc): Remove expander.
5093 (split-lpmx): Remove split.
5095 Backport from 2012-03-13 mainline r185329.
5098 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5099 offset (size) to a value the insns can deal with.
5100 (expand_epilogue): Ditto.
5102 Backport from 2012-03-12 mainline r185256.
5105 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5106 type from reg_class_t to enum reg_class.
5107 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5109 Backport from 2012-03-12 mainline r185253.
5112 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5113 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5114 r184615 from 2012-02-28.
5116 Backport from 2012-03-08 mainline r185105.
5118 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5119 for constants in [-63,63].
5121 Backport from 2012-03-08 mainline r185100.
5124 * config/avr/avr.c (avr_mem_clobber): New static function.
5125 (avr_expand_delay_cycles): Add memory clobber operand to
5126 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5127 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5128 (enable_interrupt, disable_interrupt): New expander.
5129 (nopv, sleep, wdr): New expanders.
5130 (delay_cycles_1): Add memory clobber.
5131 (delay_cycles_2): Add memory clobber.
5132 (delay_cycles_3): Add memory clobber.
5133 (delay_cycles_4): Add memory clobber.
5134 (cli_sei): New insn from former "enable_interrupt",
5135 "disable_interrupt" with memory clobber.
5136 (*wdt): New insn from former "wdt" with memory clobber.
5137 (*nopv): Similar, but for "nopv".
5138 (*sleep): Similar, but for "sleep".
5140 Backport from 2012-03-07 mainline r185043.
5143 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5145 Backport from 2012-03-07 mainline r185032.
5148 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5149 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5150 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5152 Backport from 2012-03-07 mainline r185031.
5155 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5157 * config/avr/avr.md (xload_8): Adjust insn length.
5159 Backport from 2012-03-07 mainline r185030.
5162 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5163 if RAMPZ affects reading from RAM.
5165 Backport from 2012-03-05 mainline r184919.
5167 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5169 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5171 Backport from mainline r185259.
5174 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5175 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5177 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5179 Backported from mainline
5180 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5183 * c-parser.c (c_parser_postfix_expression)
5184 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5186 * config/i386/smmintrin.h: Avoid /* within a comment.
5187 * config/i386/nmmintrin.h: Likewise.
5189 2012-03-22 Richard Guenther <rguenther@suse.de>
5191 * BASE-VER: Set to 4.7.1.
5192 * DEV-PHASE: Set to prerelease.
5194 2012-03-22 Release Manager
5196 * GCC 4.7.0 released.
5198 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5200 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5202 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5203 Andrew Pinski <apinski@cavium.com>
5206 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5207 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5208 calls instead of __builtin_ir{int,ound}*.
5210 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5213 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5216 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5218 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5219 Refer to GCC 4.7 version of c99status.html.
5221 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5223 Backport from mainline
5224 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5226 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5227 redefine to be NULL if the current bit-size is different from the
5228 configured bit-size.
5230 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5231 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5232 set the default tuning. Add asserts to make sure the cpu and tune
5233 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5234 test whether the index is set, instead of > 0.
5235 (rs6000_file_start): Do not reset the default cpu if the current
5236 bit-size is different from the configured bit-size.
5238 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5240 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5242 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5243 Update binutils references.
5244 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5245 Update binutils reference.
5246 Update Sun as/GNU ld caveat.
5247 Document binutils largefile requirement for LTO plugin.
5248 Remove reference to alternate libpthread.
5250 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5252 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5254 (Specific, mips-sgi-irix6): Likewise.
5256 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5258 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5259 * configure: Regenerate.
5261 2012-03-07 Richard Henderson <rth@redhat.com>
5263 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5264 * config/m68k/sync.md (atomic_test_and_set): Use it.
5265 (atomic_test_and_set_1): Likewise.
5267 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5270 * Makefile.in: Let install-gcc-ar depend on installdirs,
5271 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5272 Don't double canonicalize if cross-compiling.
5274 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5276 * trans-mem.c: New typedef for tm_region_p.
5277 Define vector types for tm_region_p.
5278 (tm_region_init): Replace region_worklist to a vector called
5281 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5284 * trans-mem.c (tm_region_init): Use last_basic_block.
5286 2012-03-05 Richard Henderson <rth@redhat.com>
5289 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5290 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5291 BIGGEST_ALIGNMENT is aligned.
5293 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5295 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5297 2012-03-05 Richard Henderson <rth@redhat.com>
5300 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5301 instead of calling negqi2 directly.
5303 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5305 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5306 (INTMAX_TYPE): Use it.
5307 (UINTMAX_TYPE): Likewise.
5308 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5309 (irix6_c_common_override_options): Declare.
5310 (C_COMMON_OVERRIDE_OPTIONS): Define.
5311 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5312 * config/mips/irix6-c.c: New file.
5313 * config/mips/t-irix6 (irix6-c.o): New target.
5314 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5317 2012-03-02 Richard Henderson <rth@redhat.com>
5319 * optabs.c (expand_atomic_test_and_set): Honor
5320 atomic_test_and_set_trueval even when atomic_test_and_set
5321 optab is not in use.
5323 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5325 Backport from mainline
5326 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5328 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5330 2012-03-02 Richard Guenther <rguenther@suse.de>
5332 * DEV-PHASE: Set to prerelease.
5334 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5336 * config.gcc (obsolete): Add all ARM targets using the FPA.
5337 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5338 * doc/install.texi: Avoid references to obsolete ARM ports.
5340 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5342 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5344 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5345 Joern Rennecke <joern.rennecke@embecosm.com>
5347 * doc/extend.texi: Expand and update information on interrupt
5348 attribute for Epiphany.
5350 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5352 * config/sh/sh-protos.h: Update copyright notice dates.
5353 * config/sh/sh.h: Likewise.
5354 * config/sh/sh.md: Likewise.
5355 * config/sh/constraints.md: Likewise.
5356 * config/sh/predicates.md: Likewise.
5358 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5360 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5361 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5363 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5365 * config/sh/constraints.md: Fix comment typo.
5367 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5370 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5371 unsigned HOST_WIDE_INT.
5372 (zvdep_imm64): Likewise.
5373 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5374 (vdepi_and): Likewise.
5375 Likewise for unamed 64-bit patterns.
5376 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5378 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5381 PR rtl-optimization/52417
5382 * cselib.c (cselib_any_perm_equivs): New variable.
5383 (cselib_reset_table): Check that it's not set when not
5384 preserving constants.
5385 (cselib_add_permanent_equiv): Set it.
5386 (cselib_have_permanent_equivalences): New.
5387 (cselib_init, cselib_finish): Reset it.
5388 * cselib.h (cselib_have_permanent_equivalences): Declare.
5389 * alias.c (get_addr): Restore earlier behavior when there
5390 aren't permanent equivalences.
5392 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5394 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5395 * config/v850/v850-modes.def: Fix copyright notice.
5397 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5399 * doc/extend.texi (AVR Built-in Functions): Document
5400 __builtin_avr_flash_segment.
5402 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5403 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5404 (*split.flash_segment): New insn-and-split.
5405 * config/avr/avr.c (avr_init_builtins): Add local variables:
5406 const_memx_void_node, const_memx_ptr_type_node,
5407 char_ftype_const_memx_ptr.
5409 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5411 PR tree-optimization/52445
5412 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5413 add ssa_name_ver, offset and size fields and change store field
5415 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5416 (add_or_mark_expr): Likewise. Only consider previous stores
5417 with the same size and offset.
5418 (nt_init_block): Only look at gimple_assign_single_p stmts,
5419 doesn't look at rhs2.
5421 2012-03-01 Richard Guenther <rguenther@suse.de>
5424 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5425 conversions from integral types to pointer types.
5427 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5429 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5430 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5431 unintentionally removed in r184616.
5433 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5435 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5438 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5439 Uros Bizjak <ubizjak@gmail.com>
5442 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5443 alternatives, add "e" constraint to the new last alternative
5444 and ! to last 3 alternatives.
5446 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5448 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5449 DW_AT_artificial attributes at the end of the processing.
5450 (gen_array_type_die): Likewise.
5451 (gen_enumeration_type_die): Likewise.
5452 (gen_struct_or_union_type_die): Likewise.
5453 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5456 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5459 * expr.c (expand_assignment): If doing misaligned store that doesn't
5460 cover all mode bits, perform a RMW cycle.
5462 PR tree-optimization/52429
5463 * tree-parloops.c (separate_decls_in_region_debug): Return early
5464 if var is LABEL_DECL.
5466 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5468 PR tree-optimization/52424
5469 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5470 calling dom_thread_across_edge.
5472 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5474 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5476 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5478 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5479 * config/avr/avr.c (avr_output_bld): Remove unused function.
5480 (avr_out_sbxx_branch): Use "%T" to print bit position.
5482 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5484 * config/avr/avr.md: Untabify.
5486 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5488 * config/avr/avr.md (eqne): New code iterator.
5489 (*dec-and-branchsi): Use it in text peephole's condition.
5490 (*dec-and-branchhi): Ditto.
5491 (*dec-and-branchqi): Ditto.
5493 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5496 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5497 the device does not have the skip-bug.
5499 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5501 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5502 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5503 -mpretend-cmove): New.
5505 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5508 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5509 doesn't count DEBUG_INSN refs.
5510 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5511 for DEBUG_INSN refs.
5513 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5517 2012-02-20 Richard Guenther <rguenther@suse.de>
5518 PR tree-optimization/52298
5519 * tree-vect-stmts.c (vectorizable_load): Properly use
5520 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5523 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5526 * gimple.h (gimple_in_transaction): New.
5527 (gimple_set_in_transaction): New.
5528 (struct gimple_statement_base): Add in_transaction field.
5529 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5531 (tree_ssa_lim_initialize): Compute transaction bits.
5532 * tree.h (compute_transaction_bits): Protoize.
5533 * trans-mem.c (tm_region_init): Use the heap to store BB
5535 (compute_transaction_bits): New.
5537 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5539 * gcc.c (display_help): Document --help=common and sort entries
5542 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5544 * doc/install.texi: Document check-$LANG specific shortcuts
5546 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5549 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5551 * config/arm/arm_neon.h: Regenerate.
5552 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5553 (neon_vcgeu): New insn.
5554 (neon_vcgtu): Likewise.
5555 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5556 (ops): Unsigned comparison intrinsics call a different
5559 2012-02-28 Richard Guenther <rguenther@suse.de>
5562 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5563 ordering for the VEC_CONCAT for two element vectors for
5564 V2SFmode, V2SImode and V2DImode.
5566 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5569 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5570 detecting big-endian triplets.
5572 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5574 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5575 mode if there is no type information available.
5577 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5579 PR tree-optimization/53207
5580 * doc/invoke.texi: Document as experimental and relying on graphite.
5582 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5584 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5585 of initializer to changes from r184614.
5587 2012-02-28 Richard Guenther <rguenther@suse.de>
5589 PR tree-optimization/52395
5590 * tree-sra.c (build_ref_for_offset): Also look at the base
5591 TYPE_ALIGN when figuring out the alignment of the replacement.
5593 2012-02-28 Richard Guenther <rguenther@suse.de>
5595 PR tree-optimization/52402
5596 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5597 mis-aligned types when creating the accesses at the call site.
5599 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5601 * config/avr/builtins.def: New file.
5602 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5603 * config/avr/avr.c (enum avr_builtin_id): Use it.
5604 (avr_init_builtins): Use it. And use avr_bdesc.
5605 (bdesc_1arg): Remove.
5606 (bdesc_2arg): Remove.
5607 (bdesc_3arg): Remove.
5608 (struct avr_builtin_description): Add field n_args.
5609 (avr_bdesc): New static variable using builtins.def.
5610 (avr_expand_builtin): Use it.
5611 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5612 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5613 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5615 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5618 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5619 match only one single hard register with respective hard reg rtx.
5620 (movmemx_<mode>): Ditto.
5621 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5622 insn anatomy of movmem[x]_<mode>.
5623 (avr_out_movmem): Same for printing assembler and operand usage.
5625 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5629 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5630 address spaces located outside of device flash.
5632 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5633 (mcu_type_s): Add field n_flash.
5634 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5635 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5636 (AVR_MCU): Add N_FLASH argument.
5637 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5638 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5639 macro __FLASH<n> if that address space makes sense for the device.
5640 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5641 outside of target flash.
5642 (avr_asm_named_section): Ditto.
5643 (avr_asm_select_section): Ditto.
5644 (avr_addr_space_convert): Ditto.
5645 (avr_emit_movmemhi): Ditto.
5646 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5647 address space is outside of device flash.
5648 (avr_insert_attributes): Ditto.
5649 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5650 avr_current_arch->n_segments.
5652 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5655 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5657 (*movabs<mode>_2): Likewise.
5659 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5662 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5663 s_register_operand in the test instead of REG_P. Don't call
5664 gen_reg_rtx if it won't be used.
5666 PR tree-optimization/52376
5667 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5669 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5671 * ifcvt.c (noce_get_condition): Check condition variable is not
5672 small_register_classes_for_mode_p before accepting.
5674 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5676 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5678 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5681 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5682 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5684 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5686 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5688 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5690 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5692 * config/sh/predicates.md: Remove blank lines.
5693 * config/sh/sh.c: Fix typos in comments.
5694 * config/sh/constraints.md: Likewise.
5695 * config/sh/sh.md: Remove blank lines.
5696 Fix typos in comments. Use ;; as comment characters.
5698 2012-02-26 Walter Lee <walt@tilera.com>
5700 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5701 (replace_mov_pcrel_step2): Ditto.
5703 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5706 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5707 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5708 and locs that reference values newer than the non-canonical value
5709 at hand. Return the canonical value as a worst case.
5710 (memrefs_conflict_p): Walk canonical value's locs.
5713 * cselib.c (preserve_only_constants): Rename to...
5714 (preserve_constants_and_equivs): ... this. Split out...
5715 (invariant_or_equiv_p): ... this. Preserve plus expressions
5716 of other preserved expressions too.
5717 (cselib_reset_table): Adjust.
5718 * var-tracking.c (reverse_op): Use canonical value to build
5721 2012-02-23 Kai Tietz <ktietz@redhat.com>
5723 * config/i386/i386.c (ix86_delegitimize_address): Handle
5724 UNSPEC_PCREL plus displacement.
5726 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5729 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5730 to test for unusedness in st X addressing.
5732 2012-02-24 Richard Guenther <rguenther@suse.de>
5735 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5736 (is_gimple_reg_type): Move inline ...
5737 * gimple.h (is_gimple_reg_type): ... here.
5739 2012-02-24 Richard Guenther <rguenther@suse.de>
5742 * passes.c (execute_function_todo): When verifying SSA form
5743 verify gimple form first.
5744 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5746 2012-02-24 Richard Guenther <rguenther@suse.de>
5749 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5750 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5752 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5754 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5756 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5758 * tree-phinodes.c (make_phi_node): Mark static.
5759 * tree-flow.h (make_phi_node): Remove extern decl.
5760 * doc/gimple.texi (make_phi_node): Remove documentation.
5762 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5764 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5765 * tree-ssa-sccvn.c (print_scc): Ditto.
5767 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5769 * doc/passes.texi (Full redundancy elimination): Fix typo.
5771 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5773 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5775 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5778 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5780 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5783 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5785 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5787 * config/avr/avr.md (code_stdname): Add ior, xor.
5788 (xior): New code iterator.
5789 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5790 (*<code_stdname><mode>qi.byte1-3): Ditto.
5792 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5794 PR tree-optimization/52019
5795 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5798 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5800 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5801 HAVE_INITFINI_ARRAY to work around namespace pollution in
5802 certain versions of newlib system headers.
5803 * config.in: Regenerate.
5804 * configure: Regenerate.
5805 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5806 instead of HAVE_INITFINI_ARRAY.
5808 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5811 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5812 is not offsettable memory reference.
5814 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5817 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5818 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5820 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5822 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5823 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5825 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5827 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5828 library on Solaris 8 even without TLS support.
5829 * configure: Regenerate.
5831 2012-02-22 Richard Guenther <rguenther@suse.de>
5834 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5835 for GIMPLE_DEBUG stmts.
5837 2012-02-22 Martin Jambor <mjambor@suse.cz>
5840 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5841 according to the base object.
5843 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5845 PR rtl-optimization/50063
5846 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5847 and 2 (8-bit SP) in operand 2.
5848 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5849 setup to use movhi_sp_r instead of vanilla move to write SP.
5850 Adjust REG_CFA notes to superseed unspec.
5851 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5853 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5854 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5855 irq_state 1 (IRQ known to be on) here.
5857 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5859 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5861 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5862 assign_hard_reg): Likewise.
5864 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5866 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5868 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5871 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5872 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5874 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5876 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5877 prototype from here to...
5878 * config/avr/avr.h: ...here.
5880 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5883 * thumb2.md (thumb2_shiftsi3_short): Split register and
5884 immediate shifts. For register shifts tie operands 0 and 1.
5885 (peephole2 for above): Check that register-controlled shifts
5886 have suitably tied operands.
5888 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5891 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5892 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5893 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5894 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5895 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5896 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5897 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5898 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5899 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5900 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5901 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5902 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5903 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5904 bdver1_ssevector_avx256_unaligned_load,
5905 bdver1_ssevector_sse128_unaligned_load,
5906 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5907 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5908 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5909 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5910 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5911 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5912 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5913 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5914 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5915 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5916 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5917 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5918 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5919 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5920 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5921 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5922 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5923 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5924 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5925 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5926 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5927 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5928 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5929 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5930 bdver1_ssediv_double_load, bdver1_ssediv_double,
5931 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5932 Add "bdver2" attribute.
5934 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5936 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5937 default if possible and not specified otherwise.
5939 2012-02-21 Richard Guenther <rguenther@suse.de>
5942 * gimplify.c (create_tmp_from_val): Use the main variant type
5943 for the type of the temporary we create.
5945 2012-02-21 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/52324
5948 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5949 do not gimplify a MEM_REF address operand if it is already
5952 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5954 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5955 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5957 2012-02-21 Richard Guenther <rguenther@suse.de>
5959 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5960 nested_in_vect_loop.
5962 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5964 PR tree-optimization/52318
5965 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5966 vdef also to non-pure/const call stmts in the sequence.
5968 2012-02-20 David S. Miller <davem@davemloft.net>
5970 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5971 don't use the "rd %pc" instruction on v9 for PIC register loads.
5973 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5976 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5977 in a transaction safe function.
5979 2012-02-20 Kai Tietz <ktietz@redhat.com>
5982 * stor-layout.c (place_field): Handle desired_align for
5985 2012-02-20 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/52298
5988 * tree-vect-stmts.c (vectorizable_store): Properly use
5989 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5991 (vectorizable_load): Likewise.
5992 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5993 Access DR_STEP after ensuring it is not NULL.
5995 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5997 PR tree-optimization/52286
5998 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5999 optimization use double_int_to_tree instead of build_int_cst_wide,
6000 rewrite to use double_int vars.
6002 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6005 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6007 Remove -e 0 from $gcc_cv_ld invocation.
6008 Only use __GLIBC_PREREQ if defined.
6009 Enable on Solaris since Solaris 8 patch.
6010 (gcc_SUN_LD_VERSION): New macro.
6011 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6012 gcc_SUN_LD_VERSION for version number format.
6013 * configure: Regenerate.
6014 * varasm.c (get_elf_initfini_array_priority_section): Set
6015 SECTION_NOTYPE for non-default priority.
6016 Use get_section instead of get_unnamed_section to emit
6017 .init_array/.fini_array with default priority.
6019 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6021 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6022 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6023 (mips_start_unique_function, mips_output_mips16_rdhwr)
6024 (mips_code_end): New functions.
6025 (TARGET_ASM_CODE_END): Define.
6027 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6029 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6030 to stubs with non-sibling calls.
6032 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6034 * doc/invoke.texi (-fira-* options): Copy-edit.
6035 (ira-* parameters): Copy-edit.
6037 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6039 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6040 GCC coding conventions.
6042 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6044 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6045 when used as adjectives.
6047 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6049 * doc/invoke.texi: Clean up "that"/"which" confusion.
6051 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6053 * system.h: Poison SMALL_REGISTER_CLASSES
6054 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6055 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6057 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6059 PR tree-optimization/52285
6060 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6061 when deciding if a call is a tail call or tail recursion.
6063 2012-02-16 Kai Tietz <ktietz@redhat.com>
6065 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6066 interger-constant displacement for UNSPEC_PCREL.
6068 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6070 PR rtl-optimization/52208
6071 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6072 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6074 PR tree-optimization/52255
6075 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6076 loop->header has virtual PHI, but exit_e->dest doesn't, add
6077 virtual PHI to exit_e->dest and adjust all uses after the loop.
6080 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6081 children with clone_tree_hash, not after it.
6083 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6085 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6086 extended identifiers.
6088 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6091 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6092 a same_body_alias, also test whether e->callee isn't a former
6093 or current clone of the decl this is a same body alias of.
6095 PR translation/52264
6096 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6098 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6100 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6102 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6105 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6106 force_reg instead of copy_to_reg for better optimization. Force
6107 non-register or memory operands into a register.
6109 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6111 * extend.texi: Reserve upper bits of memory model for future use.
6113 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6114 Anatoly Sokolov <aesok@post.ru>
6115 Eric Weddington <eric.weddington@atmel.com>
6118 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6119 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6120 Rewrite initializers for .macro.
6121 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6122 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6123 atxmega32d4, atxmega32x1.
6124 avrxmega4: atxmega64a3, atxmega64d3.
6125 avrxmega5: atxmega64a1, atxmega64a1u.
6126 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6127 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6128 avrxmega7: atxmega128a1, atxmega128a1u.
6129 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6130 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6131 (struct base_arch_s): Rename reserved to xmega_p.
6132 Rename reserved2 to have_rampd.
6133 (AVR_XMEGA): New define.
6134 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6135 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6136 * config/avr/predicates.md (io_address_operand): Take into
6138 (low_io_address_operand): Ditto.
6139 (high_io_address_operand): Ditto.
6140 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6141 (enabled, movhi_sp_r): Use them.
6142 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6143 cpp_define_formatted to built-in define __AVR_ARCH__.
6144 (__AVR_XMEGA__): New built-in define.
6145 (__AVR_HAVE_RAMPD__): New built-in define.
6146 (__AVR_HAVE_RAMPX__): New built-in define.
6147 (__AVR_HAVE_RAMPY__): New built-in define.
6148 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6150 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6151 (avr_option_override): Initialize them.
6152 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6153 (avr_init_expanders): Initialize them. No more block several calls.
6154 (emit_push_sfr): New static function.
6155 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6157 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6158 (avr_print_operand): Print addreeses as symbols for
6159 RAMPX, RAMPY, RAMPD, CCP.
6160 (output_movhi): Handle AVR_XMEGA when writing to SP.
6161 (avr_out_movhi_mr_r_xmega): New static function.
6162 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6163 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6164 __RAMPD__, __CCP__ as needed.
6166 * config/avr/multilib.h: Regenerate.
6167 * config/avr/t-multilib: Regenerate.
6168 * config/avr/avr-tables.opt: Regenerate.
6170 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6172 PR tree-optimization/50561
6173 * graphite-flattening.c (lst_project_loop): Do not
6174 remove old scattering dimensions after flattening.
6175 (lst_do_flatten): Likewise.
6177 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6179 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6180 __builtin_avr_map8, __builtin_avr_map16.
6181 Document __builtin_avr_insert_bits.
6183 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6184 (insert_bits): New insn.
6185 (adjust_len.map_bits): Rename to insert_bits.
6186 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6187 * avr-protos.h (avr_out_map_bits): Remove.
6188 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6189 * config/avr/constraints.md (Cxf,C0f): New.
6190 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6191 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6192 New built-in define __BUILTIN_AVR_INSERT_BITS.
6193 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6194 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6195 (avr_move_bits): Rewrite.
6196 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6198 (avr_map_op_t): New typedef.
6199 (avr_map_op): New static variable.
6200 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6201 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6202 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6203 (bdesc_3arg, avr_expand_triop_builtin): New.
6204 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6205 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6206 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6207 (avr_map_equal_p, avr_map_sig_p): Remove.
6208 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6209 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6210 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6211 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6212 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6213 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6215 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6217 * config/c6x/c6x.md (reserve_cycles): New attribute.
6218 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6219 don't reserve functional units after the branch occurs.
6221 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6224 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6225 functions into non-tm_pure functions.
6227 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6230 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6231 (iterative_hash_canonical_type): Likewise.
6232 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6235 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6237 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6238 sched-group insn, it either remains alone or the entire list is pruned.
6240 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6242 * doc/install.texi (Prerequisites): Fix grammar.
6243 (Configuration): Likewise.
6245 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6247 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6248 MPC as part of GCC before describing configuring with --with-gmp etc.
6249 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6250 sources are present.
6252 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6255 * dwarf2out.c (clone_tree_hash): New function.
6256 (copy_decls_walk): Use it instead of clone_tree.
6258 2012-02-14 Richard Guenther <rguenther@suse.de>
6260 PR tree-optimization/52244
6261 PR tree-optimization/51528
6262 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6263 replacements for integral types.
6265 2012-02-14 Walter Lee <walt@tilera.com>
6267 * config.gcc: Handle tilegx and tilepro.
6268 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6270 Add HAVE_AS_TLS check for tilegx and tilepro.
6271 * configure: Regenerate.
6272 * doc/contrib.texi: Add Mat Hostetter and self.
6273 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6274 Document instruction intrinsics and network accessing intrinsics.
6275 (TILEPro Built-in Functions): New node. Document instruction
6276 intrinsics and network accessing intrinsics.
6277 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6278 (Specific, tilepro-*-linux*): Likewise.
6279 * doc/invoke.texi (TILE-Gx Options): New section.
6280 (TILEPro Options): New section.
6281 * doc/md.texi (TILE-Gx): New section.
6282 (TILEPro): New section.
6283 * common/config/tilegx/tilegx-common.c: New file.
6284 * common/config/tilepro/tilepro-common.c: New file.
6285 * config/tilegx/constraints.md: New file.
6286 * config/tilegx/linux.h: New file.
6287 * config/tilegx/mul-tables.c: New file.
6288 * config/tilegx/predicates.md: New file.
6289 * config/tilegx/sync.md: New file.
6290 * config/tilegx/t-tilegx: New file.
6291 * config/tilegx/tilegx-builtins.h: New file.
6292 * config/tilegx/tilegx-c.c: New file.
6293 * config/tilegx/tilegx-generic.md: New file.
6294 * config/tilegx/tilegx-modes.def: New file.
6295 * config/tilegx/tilegx-multiply.h: New file.
6296 * config/tilegx/tilegx-protos.h: New file.
6297 * config/tilegx/tilegx.c: New file.
6298 * config/tilegx/tilegx.h: New file.
6299 * config/tilegx/tilegx.md: New file.
6300 * config/tilegx/tilegx.opt: New file.
6301 * config/tilepro/constraints.md: New file.
6302 * config/tilepro/gen-mul-tables.cc: New file.
6303 * config/tilepro/linux.h: New file.
6304 * config/tilepro/mul-tables.c: New file.
6305 * config/tilepro/predicates.md: New file.
6306 * config/tilepro/t-tilepro: New file.
6307 * config/tilepro/tilepro-builtins.h: New file.
6308 * config/tilepro/tilepro-c.c: New file.
6309 * config/tilepro/tilepro-generic.md: New file.
6310 * config/tilepro/tilepro-modes.def: New file.
6311 * config/tilepro/tilepro-multiply.h: New file.
6312 * config/tilepro/tilepro-protos.h: New file.
6313 * config/tilepro/tilepro.c: New file.
6314 * config/tilepro/tilepro.h: New file.
6315 * config/tilepro/tilepro.md: New file.
6316 * config/tilepro/tilepro.opt: New file.
6318 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6320 PR tree-optimization/52210
6321 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6322 vect_model_simple_cost with two entry vect_def_type array instead
6323 of an address of dt.
6325 2012-02-14 Richard Guenther <rguenther@suse.de>
6328 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6329 Do not stream DECL_QUALIFIER.
6330 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6331 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6332 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6334 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6337 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6340 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6343 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6344 * cselib.c (cselib_subst_to_values_from_insn): New function.
6345 * sched-deps.c (add_insn_mem_dependence,
6346 sched_analyze_1, sched_analyze_2): Use it.
6348 2012-02-13 Jan Hubicka <jh@suse.cz>
6351 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6353 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6355 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6356 (GTM_SELF_SPECS): Define if not already defined.
6357 (driver_self_specs): Add GTM_SELF_SPECS.
6358 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6359 (GTM_SELF_SPECS): Define.
6360 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6361 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6363 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6365 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6368 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6371 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6372 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6374 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6377 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6379 2012-02-13 Richard Guenther <rguenther@suse.de>
6381 PR translation/52211
6382 * passes.c (enable_disable_pass): Fix typo.
6384 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6387 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6388 XOR for reduce_bit_field if type is unsigned.
6390 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6392 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6393 disallow changes from SFmode to mode with different size in FP regs.
6395 2012-02-12 Robert Millan <rmh@gnu.org>
6396 Gerald Pfeifer <gerald@pfeifer.com>
6398 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6401 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6403 PR rtl-optimization/52175
6404 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6405 to frame-related instructions.
6407 2012-02-10 Jason Merrill <jason@redhat.com>
6410 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6411 (demangle_new_symbols): Fill it.
6412 (scan_linker_output): Walk it.
6413 (start_tweaking): Split out from scan_linker_output.
6414 (maybe_tweak): Update sym->chosen.
6415 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6417 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6420 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6422 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6424 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6425 having the same mode as previous compare.
6427 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6429 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6430 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6431 (nonlocal_goto_internal): Likewise.
6432 (nonlocal_goto): Emit a use and an indirect jump directly.
6434 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6437 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6438 __atomic_{is,always}_lock_free.
6440 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6443 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6444 negative constant address for x32.
6446 2012-02-10 Richard Henderson <rth@redhat.com>
6448 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6449 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6450 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6452 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6453 Ira Rosen <irar@il.ibm.com>
6455 PR tree-optimization/50031
6456 * targhooks.c (default_builtin_vectorization_cost): Handle
6458 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6459 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6460 all types of reduction and pattern statements.
6461 (vect_estimate_min_profitable_iters): Likewise.
6462 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6463 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6464 for explicit realigns.
6465 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6466 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6468 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6469 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6470 vec_perm for VSX and handle vec_promote_demote.
6472 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6475 * builtins.c (fold_builtin_atomic_always_lock_free,
6476 expand_builtin_atomic_always_lock_free,
6477 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6478 Return and/or test boolean_true_node/boolean_false_node instead of
6479 integer_one_node/integer_zero_node.
6481 2012-02-10 Jan Hubicka <jh@suse.cz>
6484 * predict.c (predict_paths_for_bb): Prevent looping.
6485 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6487 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6489 * config/arm/arm.c (output_move_double): In one case properly
6490 count number of instructions that will be emitted.
6492 2012-02-10 Richard Guenther <rguenther@suse.de>
6494 PR translation/52193
6495 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6497 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6500 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6502 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6505 * var-tracking.c (emit_note_insn_var_location): If
6506 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6507 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6508 non-NOTE_DURING_CALL_P insn.
6510 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6513 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6515 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6518 * gcc.c (switch_matches) Support switches with separated form,
6521 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6523 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6525 (RAMPZ_ADDR): Ditto.
6526 * config/avr/avr.c (avr_addr_t): New typedef.
6527 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6528 (avr_init_expanders): Initialize it.
6529 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6531 (expand_epilogue): Ditto.
6532 (avr_print_operand): Ditto.
6533 (avr_file_start): Ditto.
6534 (avr_emit_movmemhi): Ditto.
6536 2012-02-08 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/46886
6539 * tree-flow.h (do_while_loop_p): Declare.
6540 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6541 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6543 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6545 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6546 always succeed for integers larger than a native word.
6548 2012-02-08 Richard Guenther <rguenther@suse.de>
6550 PR rtl-optimization/52170
6551 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6552 properly handle integer vector modes.
6554 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6556 PR gcov-profile/52150
6557 * coverage.c: Include target.h.
6558 (build_var): Call targetm.strip_name_encoding on the assembler name.
6559 Change one _ into . or $ if the target allows it.
6560 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6562 PR rtl-optimization/52139
6563 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6564 is a BARRIER after emit_insn_after_noloc, move BB_END
6565 to the last non-BARRIER insn before it.
6567 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6570 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6571 (mips_gimplify_va_arg_expr): Call it instead of
6572 std_gimplify_va_arg_expr.
6574 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6576 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6577 message for -mno-pointers-to-nested-function.
6579 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6582 * expr.c (get_inner_reference): If there is an offset, add a negative
6583 bit position to it (if any).
6585 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6587 PR rtl-optimization/52060
6588 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6589 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6590 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6591 and/or i0src_copy2 when needed.
6593 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6595 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6596 or LTOPLUGINSONAME if have_c.
6598 * config/freebsd-spec.h: Add comment about what macros can be defined
6600 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6601 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6604 2012-02-07 Richard Guenther <rguenther@suse.de>
6606 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6607 newline in -alias dumps.
6609 2012-02-07 Kai Tietz <ktietz@redhat.com>
6610 Dave Korn <dave.korn.cygwin@gmail.com>
6613 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6614 Take care that typinfo gets dllexport-attribute.
6616 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6619 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6620 if modifier < EXPAND_SUM call force_operand on the result.
6622 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6624 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6625 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6627 (epiphany_function_type): Replace types for specific interrupts with
6628 EPIPHANY_FUNCTION_INTERRUPT.
6629 (EPIPHANY_INTERRUPT_P): Update.
6630 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6631 New static function.
6632 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6633 <disinterrupt>: Affects type identity.
6634 (epiphany_handle_interrupt_attribute): Handle variable number of
6636 (epiphany_compute_function_type): Update for new
6637 epiphany_function_type definition.
6638 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6639 handlers with a longcall forwarder.
6640 (epiphany_start_function): Handle multiple interrupt arguments and/or
6641 forwarder_section attribute.
6643 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6646 2012-02-07 Alan Modra <amodra@gmail.com>
6649 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6652 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6654 PR tree-optimization/50969
6655 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6656 use vec_perm rather than vector_stmt.
6657 (vect_model_load_cost): Likewise.
6658 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6659 vec_perm to be the same as other vector statements.
6660 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6661 cost of vec_perm for TARGET_VSX.
6663 2012-02-06 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/52115
6666 * tree-sra.c (access_has_replacements_p): New function.
6667 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6669 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6672 * trans-mem.c (expand_call_tm): Add an assertion.
6673 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6676 2012-02-06 Richard Guenther <rguenther@suse.de>
6678 PR tree-optimization/50955
6679 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6680 raise cost of expressions that replace an address with an
6681 expression based on a different pointer.
6683 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6686 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6687 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6689 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6692 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6693 -Weffc++ and specify guidelines come from second edition.
6695 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6697 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6698 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6699 (call_direct_split, call_value_split, call_value_internal_direct)
6700 (call_value_direct_split, call_value_multiple_split): Use jal and
6701 jal_macro attributes.
6703 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6705 * reload1.c (reload_regs_reach_end_p): Replace with...
6706 (reload_reg_rtx_reaches_end_p): ...this function.
6707 (new_spill_reg_store): Update commentary.
6708 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6709 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6710 before setting new_spill_reg_store.
6711 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6712 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6713 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6714 for non-spill reload registers.
6716 2012-02-05 Ira Rosen <irar@il.ibm.com>
6718 PR tree-optimization/52091
6719 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6720 (vect_is_simple_use_1): Likewise.
6721 * tree-vect-loop.c (vectorizable_reduction): Update calls
6722 to vect_is_simple_use_1 and vect_is_simple_use.
6723 (vectorizable_live_operation): Likewise.
6724 * tree-vect-patterns.c (widened_name_p,
6725 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6726 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6727 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6728 vectorizable_shift,vectorizable_operation, vectorizable_store,
6729 vectorizable_load): Likewise.
6730 (vect_is_simple_cond): Add an argument, pass it to
6731 vect_is_simple_use_1.
6732 (vectorizable_condition): Update calls to vect_is_simple_cond,
6734 (vect_is_simple_use): Add an argument, the statement in which
6735 OPERAND is used. Check that if OPERAND's def stmt is a double
6736 reduction phi node, the use is a phi node too.
6737 (vect_is_simple_use_1): Add an argument, pass it to
6739 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6740 to vect_is_simple_use.
6742 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6744 PR rtl-optimization/52095
6745 * modulo-sched.c (dump_insn_locator): New function.
6746 (loop_canon_p, sms_schedule): Use it.
6748 PR rtl-optimization/52113
6749 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6750 even for decomposable shift/zext insns.
6752 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6753 Zdenek Dvorak <ook@ucw.cz>
6755 PR rtl-optimization/52092
6756 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6757 on get_iv_value result.
6759 2012-02-02 Andrew Pinski <apinski@cavium.com>
6763 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6765 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6768 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6770 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6772 PR rtl-optimization/49800
6773 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6774 (sched_finish): Call regstat_free_n_sets_and_refs.
6776 2012-02-02 Jia Liu <proljc@gmail.com>
6778 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6781 2012-02-02 Jan Hubicka <jh@suse.cz>
6782 Tom de Vries <tom@codesourcery.com>
6785 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6786 * varpool.c (varpool_analyze_pending_decls): Likewise.
6788 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6789 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6791 * config.gcc: Add cr16-* support.
6793 * doc/extend.texi: Document cr16 extensions.
6794 * doc/install.texi: Document cr16 install.
6795 * doc/invoke.texi: Document cr16 options.
6796 * doc/md.texi: Document cr16 constraints.
6798 * common/config/cr16/cr16-common.c: New file.
6799 * config/cr16/cr16.c: New file.
6800 * config/cr16/cr16.h: New file.
6801 * config/cr16/cr16.md: New file.
6802 * config/cr16/cr16.opt: New file.
6803 * config/cr16/cr16-protos.h: New file.
6804 * config/cr16/predicates.md: New file.
6805 * config/cr16/constraints.md: New file.
6806 * config/cr16/t-cr16: New file.
6808 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6811 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6812 that operands[2] is either immediate, or q_regs_operand.
6814 PR tree-optimization/52073
6815 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6816 a pattern stmt for pattern uses, ignore uses outside of the loop.
6818 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6820 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6821 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6822 (OUT_AS1, OUT_AS2): Remove.
6824 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6826 PR rtl-optimization/51374
6827 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6828 to cross other volatile_refs_p insns.
6830 2012-02-01 Richard Guenther <rguenther@suse.de>
6832 * doc/invoke.texi (fno-inline): Clarify documentation.
6833 (finline-small-functions): Likewise.
6834 (finline-functions): Likewise.
6835 * common.opt (finline): Adjust comment and documentation.
6836 (finline-small-functions): Clarify documentation.
6837 (finline-functions): Likewise.
6838 (finline-functions-called-once): Likewise.
6840 2012-02-01 Tristan Gingold <gingold@adacore.com>
6842 * c-typeck.c (composite_type): Keep mode for pointers.
6844 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6846 * function.h (regno_reg_rtx): Adjust comment.
6847 * reginfo.c (init_reg_modes_target): Only use the previous mode
6848 if it fits within one register. Remove MIPS comment.
6850 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6853 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6855 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6857 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6858 to srak instruction.
6860 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6862 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6864 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6869 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6871 2012-01-31 Richard Guenther <rguenther@suse.de>
6873 PR tree-optimization/51528
6874 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6877 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6882 * ree.c (add_removable_extension): Change def_map argument
6883 to unsigned *, store in def_map 1 + offset into *insn_list vector
6884 instead of pointers into the vector.
6885 (find_removable_extensions): Adjust caller.
6887 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6889 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6890 Transform all "* quoted-c-code" to { c-code }.
6891 Remove redundant test for "optimize" in combine patterns.
6892 Move (include "avr-dimode.md") to end of file.
6894 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6897 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6898 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6900 2012-01-30 Richard Guenther <rguenther@suse.de>
6902 PR tree-optimization/52028
6903 * tree-loop-distribution.c (ldist_gen): Properly update
6906 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6909 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6910 set_cur_line_info_table if not emitting debug info.
6912 PR tree-optimization/52046
6913 * tree-vect-patterns.c (check_bool_pattern): Give up if
6914 a comparison could throw.
6917 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6919 2012-01-30 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/52045
6922 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6923 SSA form if cfgcleanup did anything.
6925 2012-01-30 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/52045
6928 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6929 before computing final todo.
6931 2012-01-30 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/51528
6934 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6937 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6939 * df-problems.c (df_kill_notes): Check that the use refers
6940 to the note under examination.
6942 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6945 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6946 parameter and use short-lived pseudos.
6947 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6948 (sparc_expand_vector_init): Const-ify local variables and adjust
6949 calls to above functions.
6951 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6953 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6955 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6957 * doc/invoke.texi: Make usage of "compile time" and
6958 "run time"/"runtime" consistent throughout the file.
6960 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6962 * config/alpha/alpha.c (alpha_option_override): Default to
6963 full IEEE compliance mode for Go language.
6965 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6967 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6968 (LINK_SSP_SPEC): Define.
6970 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6973 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6976 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6978 * doc/invoke.texi: Correct hyphenation of "floating point",
6979 "double precision", and related terminology throughout the file.
6981 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6984 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6985 arm_general_register_operand predicate for operand 2 instead of
6988 2012-01-27 Ian Lance Taylor <iant@google.com>
6991 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6992 * builtins.c (expand_builtin_init_trampoline): Add onstack
6993 parameter. Change caller.
6994 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6995 * tree.c (build_common_builtin_nodes): Declare
6996 __builtin_init_heap_trampoline.
6998 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7000 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7001 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7002 * config/avr/avr.c: Ditto.
7003 (avr_regnames): Remove because unused.
7004 * config/avr/avr.md (*cpse.ne): New peephole.
7005 (*cpse.eq): New peephole from former cpse peepholes.
7007 2012-01-27 Michael Eager <eager@eagercon.com>
7009 * config/microblaze.c (microblaze_emit_compare): Correct
7010 test after pcmp instruction.
7012 2012-01-27 Richard Guenther <rguenther@suse.de>
7014 PR tree-optimization/52020
7015 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7017 2012-01-27 Richard Guenther <rguenther@suse.de>
7019 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7020 function non-const/pure.
7022 2012-01-27 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/50444
7025 * tree-sra.c (build_ref_for_offset): Properly adjust the
7026 MEM_REF type for unaligned accesses.
7028 2012-01-27 Richard Guenther <rguenther@suse.de>
7030 PR tree-optimization/50444
7031 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7032 (expand_assignment): Use it. Properly handle misaligned
7033 bases when expanding stores to component references.
7034 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7037 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7040 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7041 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7042 * tree-data-ref.c (find_data_references_in_loop): Make static.
7043 (compute_all_dependences): Change return type to bool. Bail out
7044 for too many datarefs in a loop. Move the hunk resetting the data
7045 dependences vector from ...
7046 (compute_data_dependences_for_loop): ... here. Account for
7047 compute_all_dependences returning false.
7048 (compute_data_dependences_for_bb): Likewise.
7049 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7050 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7052 2012-01-27 Richard Guenther <rguenther@suse.de>
7055 * expr.c (store_field): Use the alias-set of the scratch memory
7058 2012-01-27 Tom de Vries <tom@codesourcery.com>
7060 PR tree-optimization/51990
7061 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7063 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7065 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7068 * var-tracking.c (reverse_op): Don't add any reverse operation
7069 if V already has any constant locations.
7071 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7073 * doc/invoke.texi: Correct usage of "command line" (noun)
7074 vs "command-line" (adjective) throughout.
7076 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7078 * doc/invoke.texi (Language Independent Options): Move
7079 -Wcoverage-mismatch blurb from here....
7080 (Warning Options): ...to here.
7082 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7084 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7085 Set rs6000_always_hint to false for 476.
7087 2012-01-27 Matthias Klose <doko@ubuntu.com>
7089 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7091 * incpath.c (add_standard_paths): Likewise.
7093 2012-01-27 Richard Henderson <rth@redhat.com>
7095 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7096 * config/m68k/sync.md (atomic_test_and_set): Rename from
7097 sync_test_and_setqi and adjust the operands.
7098 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7099 and unconditionally enable.
7101 2012-01-27 Richard Henderson <rth@redhat.com>
7103 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7104 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7105 (ldstub): Rename from ldstubqi.
7106 (ldstub<I24MODE>): Remove.
7108 2012-01-27 Richard Henderson <rth@redhat.com>
7110 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7111 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7112 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7113 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7114 * doc/tm.texi: Rebuild.
7116 2012-01-27 Richard Henderson <rth@redhat.com>
7118 * optabs.c (gen_atomic_test_and_set): Remove default.
7119 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7121 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7123 PR rtl-optimization/51978
7124 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7125 (combine_reaching_defs): Likewise.
7126 (struct re_info): Remove.
7127 (add_removable_extension): Remove x and data arguments,
7128 add insn, insn_list and def_map. Use the arguments directly
7129 instead of using struct re_info.
7130 (find_removable_extensions): Don't call add_removable_extension
7131 through note_stores, instead just call it with single_set
7133 (find_and_remove_re): Pass curr_cand->expr instead of
7134 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7136 2012-01-26 Michael Matz <matz@suse.de>
7138 PR tree-optimization/46590
7139 * cfgexpand.c: Revert last change (r183305).
7140 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7142 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7143 checking for emptiness.
7145 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7148 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7149 non-addressable non-BLKmode base correctly.
7151 2012-01-26 Michael Matz <matz@suse.de>
7153 PR tree-optimization/48794
7154 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7155 regions referenced from RESX/EH_DISPATCH.
7157 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7159 * config/s390/s390.h: Make BRANCH_COST an option.
7160 * config/s390/s390.opt: New option -mbranch-cost.
7162 2012-01-26 Richard Henderson <rth@redhat.com>
7164 Revert 2012-01-24 change:
7165 * trans-mem.c (requires_barrier): Do not instrument thread local
7166 variables and emit save/restore for them.
7168 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7171 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7174 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7176 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7179 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7182 Rename __pgm to __flash.
7183 Rename __pgm1 to __flash1.
7184 Rename __pgm2 to __flash2.
7185 Rename __pgm3 to __flash3.
7186 Rename __pgm4 to __flash4.
7187 Rename __pgm5 to __flash5.
7188 Rename __pgmx to __memx.
7189 * doc/extend.texi (AVR Named Address Spaces)
7190 Rename address space names as indicated above.
7191 * config/avr/avr.c (avr_addrspace): Ditto.
7193 * config/avr/avr-protos.h
7194 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7195 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7196 * config/avr/predicates.md: Ditto.
7197 * config/avr/avr.c Ditto, and
7198 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7199 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7201 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7202 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7203 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7204 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7205 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7206 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7207 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7208 * config/avr/avr.c: Ditto.
7209 * config/avr/avr.md: Ditto.
7211 2012-01-25 Jason Merrill <jason@redhat.com>
7214 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7216 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7218 PR tree-optimization/51987
7219 * tree-data-ref.c (get_references_in_stmt): Handle references in
7220 non-volatile GIMPLE_ASM.
7222 2012-01-25 Richard Guenther <rguenther@suse.de>
7224 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7225 bases are dereferenced.
7227 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7229 PR rtl-optimization/48374
7230 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7232 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7234 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7235 compute_data_dependences_for_loop returns false.
7236 * tree-parloops.c (loop_parallel_p): Likewise.
7238 2012-01-25 Richard Guenther <rguenther@suse.de>
7240 * tree.h (get_pointer_alignment_1): Declare.
7241 * builtins.c (get_pointer_alignment_1): New function.
7242 (get_pointer_alignment): Use it.
7244 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7246 PR rtl-optimization/48308
7247 * combine.c (enum undo_kind): Add UNDO_LINKS.
7248 (struct undo): Add member l to other_contents and where.
7249 (do_SUBST_LINK): New.
7251 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7252 (undo_all): Handle UNDO_LINKS.
7254 2012-01-25 Richard Henderson <rth@redhat.com>
7256 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7259 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7261 * optabs.c (gen_atomic_test_and_set): Use each argument.
7263 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7265 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7266 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7267 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7268 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7269 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7270 TARGET_PAIRED_SINGLE_FLOAT.
7272 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7274 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7275 (in_struct, return_val): Remove MEM documentation.
7276 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7277 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7278 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7280 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7281 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7282 * expr.c (store_field): Likewise.
7283 * function.c (assign_stack_temp_for_type): Likewise.
7284 * ifcvt.c (noce_try_cmove_arith): Likewise.
7285 * reload1.c (reload): Likewise.
7286 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7287 (alpha_set_memflags): Likewise.
7288 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7290 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7292 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7294 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7295 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7296 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7298 * cselib.c (cselib_rtx_varies_p): Delete.
7299 (cselib_invalidate_mem): Update call to canon_true_dependence.
7300 * dse.c (record_store, check_mem_read_rtx): Likewise.
7301 (scan_reads_nospill): Likewise.
7302 * cse.c (check_dependence): Likewise.
7303 (cse_rtx_varies_p): Delete.
7304 * expr.c (safe_from_p): Update call to true_dependence.
7305 * ira.c (validate_equiv_mem_from_store): Likewise.
7306 (memref_referenced_p): Likewise.
7307 * postreload-gcse.c (find_mem_conflicts): Likewise.
7308 * sched-deps.c (sched_analyze_2): Likewise.
7309 * store-motion.c (load_kills_store): Likewise.
7310 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7311 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7312 (compute_transp): Update call to canon_true_dependence.
7314 2012-01-25 Richard Henderson <rth@redhat.com>
7316 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7317 (maybe_emit_atomic_test_and_set): New.
7318 (expand_sync_lock_test_and_set): Use it.
7319 (expand_atomic_test_and_set): Likewise.
7320 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7321 the implementation; clarify implementation defined details.
7322 * doc/md.texi (atomic_test_and_set): Document.
7324 2012-01-25 Richard Henderson <rth@redhat.com>
7326 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7328 2012-01-25 Richard Henderson <rth@redhat.com>
7331 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7332 to effect no-op split.
7334 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7337 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7338 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7339 (BT_FN_VOID_PTR_INT_SIZE): New.
7340 (BT_FN_UINT_UINT_VAR): Remove.
7341 (BT_FN_UINT32_UINT32_VAR): New.
7342 (BT_FN_DOUBLE_VPTR): Remove.
7343 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7345 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7346 (_ITM_changeTransactionMode): Same.
7347 (_ITM_memmoveRtWt): Change return type to void.
7348 (_ITM_memcpyRtWt): Same.
7349 (_ITM_memsetW): Same.
7350 (_ITM_RaRD): Change types to double.
7355 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7357 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7358 Patrick Marlier <patrick.marlier@gmail.com>
7360 * trans-mem.c (requires_barrier): Do not instrument thread local
7361 variables and emit save/restore for them.
7363 2012-01-24 Jason Merrill <jason@redhat.com>
7366 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7367 output static aliases.
7369 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7372 * common.opt (-pie, -shared, pie, shared): Change from Common to
7374 * gcc.c (display_help): Display help for -pie and -shared.
7376 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7379 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7380 Remove note on size/offset limitation.
7381 (AVR Variable Attributes): Add example how to read data located
7382 with progmem. Refer to named address spaces.
7383 * doc/invoke.texi (AVR Options): Fix typo.
7385 2012-01-24 Richard Guenther <rguenther@suse.de>
7387 Forward-port to trunk
7388 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7391 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7392 op0 isn't sufficiently aligned and there is movmisalignM
7393 insn for mode, use it to load op0 into a temporary register.
7395 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7398 * target.def (const_not_ok_for_debug_p): New hook.
7399 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7401 * doc/tm.texi: Regenerated.
7402 * dwarf2out.c (const_ok_for_output_1): If
7403 targetm.const_not_ok_for_debug_p returns true, fail.
7404 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7406 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7408 2012-01-23 Kai Tietz <ktietz@redhat.com>
7411 * config/i386/predicates.md (symbolic_operand): Allow
7412 UNSPEC_PCREL as PIC expression for lea.
7413 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7414 * config/i386/i386.c (ix86_delegitimize_address): Handle
7415 UNSPEC_PCREL for none-MEM, too.
7417 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7419 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7420 (ipa_tm_create_version_alias): Same.
7422 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7425 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7426 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7428 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7429 Patrick Marlier <patrick.marlier@gmail.com>
7430 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7433 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7434 simple_object_start_read.
7436 2012-01-23 Richard Guenther <rguenther@suse.de>
7439 PR tree-optimization/51895
7440 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7441 parameter decomposition into BLKmode components.
7443 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7445 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7446 fake variables for restrict-qualified pointers whose pointed-to type
7447 contains a placeholder.
7449 2012-01-23 Richard Guenther <rguenther@suse.de>
7451 PR tree-optimization/51949
7452 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7454 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7456 PR rtl-optimization/51933
7457 * ree.c (transform_ifelse): Return true right away if dstreg is
7458 already wider or equal to cand->mode.
7459 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7460 (make_defs_and_copies_lists): Remove defs_list and copies_list
7461 arguments, add state argument, just truncate state->work_list
7462 instead of always allocating and freeing the vector. Assert that
7463 get_defs succeeds instead of returning 2. Changed return type to bool.
7464 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7465 have ext_src_mode, see if it has been modified already with the
7466 right kind of extension and has been extended before from the
7467 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7468 just return true. Remember the original mode in state->modified array.
7469 (combine_reaching_defs): Add state argument. Don't allocate and
7470 free here def_list, copied_list and vec vectors, instead just
7471 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7472 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7473 Add state variable, clear vectors in it, initialize state.modified
7474 if needed. Free all the vectors at the end and state.modified too.
7475 Don't skip a candidate if the extension expression has been modified.
7477 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7480 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7481 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7482 (extra_options) interix.opt -> i386/interix.opt"
7483 (extra_objs):Add winnt-stubs.o
7484 * configure.ac: Add interix to target_os .comm on PE check.
7485 * configure: Regenerate.
7486 * config/interix3.h: Delete and move bits to..
7487 * config/interix.h: Delete and move bits to..
7488 * config/i386/i386-interix3.h: Delete and move bits to..
7489 * config/i386/i386-interix.h: ..here.
7490 (TARGET_CPU_DEFAULT): Remove redefinition.
7491 (TARGET_ASM_CONSTRUCTOR): Undefine.
7492 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7493 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7494 (PTRDIFF_TYPE): Define.
7495 (LONG_DOUBLE_TYPE_SIZE): Define.
7496 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7497 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7498 (TARGET_SECTION_TYPE_FLAGS): Define.
7499 (ASM_DECLARE_FUNCTION_NAME): Define.
7500 (ASM_OUTPUT_EXTERNAL): Define.
7501 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7502 (ASM_OUTPUT_ALIGNED_BSS): Define.
7503 (PCC_BITFIELD_TYPE_MATTERS): Define.
7504 (USE_CONST_SECTION): Define.
7505 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7506 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7507 (SUPPORTS_ONE_ONLY): Remove.
7508 (I386_PE_STRIP_ENCODING): Define.
7509 * config/interix.opt: Delete and move bits to..
7510 * config/i386/interix.opt: ..here. New.
7511 (mpe-aligned-commons): Add.
7512 * config/i386/t-interix: Add copyright header.
7513 (winnt-stubs.o): Add rule.
7515 2012-01-22 Jason Merrill <jason@redhat.com>
7518 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7519 for extra name aliases.
7521 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7523 PR rtl-optimization/51924
7524 * ree.c (combine_set_extension): Improve debugging message.
7525 (combine_reaching_defs): Likewise.
7526 (get_defs): Rename confusingly named variable.
7527 (find_and_remove_re): Skip a candidate if the extension expression has
7530 2012-01-21 Robert Millan <rmh@gnu.org>
7531 Gerald Pfeifer <gerald@pfeifer.com>
7533 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7534 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7536 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7538 PR tree-optimization/51914
7539 * tree-vect-stmts.c (vectorizable_conversion): For
7540 cvt_type && modifier == WIDEN, put temporary with cvt_type
7541 at the beginning of vec_dsts and set vec_dest to temporary
7544 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7546 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7548 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7550 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7551 * config/rs6000/rs6000.c: Likewise.
7553 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7556 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7557 output_move_double on a copy of operands array.
7559 2012-01-20 Cary Coutant <ccoutant@google.com>
7560 Dodji Seketeli <dodji@redhat.com>
7563 * dwarf2out.c (copy_declaration_context): Return ref to parent
7564 of declaration DIE, if necessary.
7565 (remove_child_or_replace_with_skeleton): Add new parameter; update
7566 caller. Place skeleton DIE under parent DIE of original declaration.
7567 Move call to copy_declaration_context to here ...
7568 (break_out_comdat_types): ... from here.
7570 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7572 PR rtl-optimization/51856
7573 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7576 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7579 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7580 hints for neon loads and stores.
7582 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7586 * doc/extend.texi (Named Address Spaces): Split into subsections.
7587 (AVR Named Address Spaces): New subsection.
7588 (M32C Named Address Spaces): New subsection.
7589 (RL78 Named Address Spaces): New subsection.
7590 (SPU Named Address Spaces): New subsection.
7591 (Variable Attributes): New anchor "AVR Variable Attributes".
7592 (AVR Variable Attributes): Rewrite and avoid wording
7593 "address space" in this context.
7594 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7595 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7596 (AVR Built-in Macros): New subsubsection therein.
7597 * doc/md.texi (AVR constraints): Remove "C04", "R".
7599 2012-01-20 Richard Guenther <rguenther@suse.de>
7601 PR tree-optimization/51903
7602 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7603 when removing stmts.
7605 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7608 * config/arm/arm.c (arm_load_pic_register): Use
7609 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7610 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7611 (arm_pic_static_addr): Likewise.
7612 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7613 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7614 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7615 (pic_load_addr_unified): New.
7617 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7620 * function.c (instantiate_virtual_regs_in_insn): Use
7621 delete_insn_and_edges when removing a wrong asm insn.
7623 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7625 PR rtl-optimization/40761
7626 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7627 Add new member loop_num.
7628 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7629 (ira_build): Remove the parameter.
7631 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7632 (ira.c): Do not build CFG loops for one region allocation. Remove
7633 argument from ira_build call.
7635 * ira-build.c (init_loop_tree_node): New function.
7636 (create_loop_tree_nodes): Use it. Separate the case when CFG
7637 loops are not built.
7638 (more_one_region_p): Check current_loops.
7639 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7641 (add_loop_to_tree): Process loop equal to NULL too.
7642 (form_loop_tree): Separate the case when CFG loops are not built.
7643 Use explicitly number for the root.
7644 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7646 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7647 instead of loop->num.
7648 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7649 (mark_all_loops_for_removal): Ditto.
7650 (remove_unnecessary_regions): Separate the case when CFG loops
7652 (ira_build): Remove the parameter. Use explicit number of regions
7653 when CFG loops are not built.
7655 * ira-color.c (print_loop_title): Separate the case for the root node.
7656 Use loop_num instead of loop->num.
7657 (move_spill_restore): Use loop_num instead of loop->num.
7659 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7660 (change_loop): Ditto.
7661 (change_loop): Use loop_num instead of loop->num.
7663 * ira-lives.c (process_bb_node_lives): Ditto.
7665 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7667 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7669 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7672 * tree-mudflap.c (mf_artificial): New function.
7673 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7674 mx_register_decls, mudflap_enqueue_decl): Use it.
7677 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7678 numbers in the insn pattern.
7680 2012-01-19 Michael Matz <matz@suse.de>
7682 PR tree-optimization/46590
7683 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7684 use it in remembering which conflicts we already created.
7685 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7688 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7691 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7692 (merge_and_complain): Same.
7694 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7697 * config/initfini-array.h: Guard content of the header
7698 with #ifdef HAVE_INITFINI_ARRAY.
7699 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7700 Add initfini-array.h to tm_file here.
7701 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7702 * config.gcc: Don't add initfini-array.h to tm_file here.
7703 * configure: Regenerated.
7705 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7707 PR rtl-optimization/51505
7708 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7709 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7710 (df_note_bb_compute): Update the call to df_kill_notes.
7712 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7714 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7716 2012-01-18 Richard Guenther <rguenther@suse.de>
7718 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7719 of conversions to void *.
7721 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7722 Richard Sandiford <rdsandiford@googlemail.com>
7726 * optabs.h (simplify_expand_binop): Declare.
7727 * optabs.c (simplify_expand_binop): Make global.
7728 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7729 endian targets if the source cannot be exactly covered by word
7732 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7735 * hard-reg-set.h (struct hard_reg_set_container): New type.
7736 * target.h (struct hard_reg_set_container): Forward declare.
7737 * target.def (set_up_by_prologue): New target hook.
7738 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7739 * doc/tm.texi: Regenerated.
7740 * function.c (thread_prologue_and_epilogue_insns): Change
7741 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7742 Call targetm.set_up_by_prologue on it.
7743 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7744 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7746 2012-01-17 Nick Clifton <nickc@redhat.com>
7748 * config/rx/rx.c (rx_can_use_simple_return): New function.
7749 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7750 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7752 2012-01-17 Richard Guenther <rguenther@suse.de>
7755 * expr.c (expand_assignment): Take address-space information
7756 from the address operand of MEM_REF and TARGET_MEM_REF.
7757 (expand_expr_real_1): Likewise.
7759 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7761 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7762 reload dump is requested.
7764 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7767 * trans-mem.c (requires_barrier): Call may_be_aliased.
7769 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7771 PR tree-optimization/51877
7772 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7773 call arguments and fndecls compare equal, instead return false if they
7774 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7775 both SSA_NAMEs that are valueized the same, or they satisfy
7778 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7780 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7782 * configure: Regenerate.
7784 2012-01-16 Jan Hubicka <jh@suse.cz>
7788 * convert.c (convert_to_integer): Use fold_convert for
7789 converting an INTEGER_CST to integer type.
7791 2012-01-16 Jason Merrill <jason@redhat.com>
7794 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7796 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7799 * config/s390/s390.c (s390_chunkify_start): Don't skip
7800 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7801 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7802 If insn is followed by NOTE_INSN_VAR_LOCATION or
7803 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7804 Don't use location of note insns.
7806 PR tree-optimization/51865
7807 * tree-inline.c (tree_function_versioning): Call remap_decl
7808 on DECL_RESULT whenever it has VOID_TYPE_P type.
7810 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7812 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7813 for calls to locally-binding MIPS16 functions if only the return
7814 type uses float regs.
7816 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7817 Richard Sandiford <rdsandiford@googlemail.com>
7819 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7820 (SYMBOL_32_HIGH): Likewise.
7821 (mips_output_tls_reloc_directive): Declare.
7822 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7823 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7824 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7825 (mips_lo_relocs, mips_hi_relocs): Make extern.
7826 (mips16_stub_function): Move up file.
7827 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7828 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7829 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7830 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7831 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7832 (mips_get_tp): Add MIPS16 support.
7833 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7834 Generalize DTPREL and TPREL handling.
7835 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7836 Add MIPS16 TLS support.
7837 (mips_output_tls_reloc_directive): New function.
7838 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7839 * config/mips/predicates.md (symbolic_operand_with_high)
7840 (tls_reloc_operand): New predicates.
7841 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7842 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7843 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7844 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7845 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7846 (*tls_get_tp_mips16_call_<mode>): Likewise.
7848 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7850 PR rtl-optimization/51821
7851 * recog.c (peep2_find_free_register): Determine clobbered registers
7854 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7857 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7858 * config/avr/avr.c: Likewise.
7859 * config/avr/avr.h: Likewise.
7861 2012-01-13 Ian Lance Taylor <iant@google.com>
7864 * tree.h (TYPE_QUALS): Add cast to int.
7865 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7867 2012-01-13 Ian Lance Taylor <iant@google.com>
7869 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7870 comparing param_index to VEC_length result.
7872 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7874 * c-decl.c: Do not include tree-mudflap.h
7875 * tree-optimize.c: Likewise.
7876 * Makefile.in: Update dependencies.
7878 2012-01-13 Richard Guenther <rguenther@suse.de>
7881 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7882 variable-sized result always use RSO.
7884 2012-01-12 DJ Delorie <dj@redhat.com>
7886 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7887 pointer type, not just the default pointer type.
7889 2012-01-09 Richard Henderson <rth@redhat.com>
7890 Denis Chertykov <chertykov@gmail.com>
7893 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7894 * config/avr/avr.c (avr_can_eliminate): Simplify.
7895 (avr_initial_elimination_offset): Likewise.
7896 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7897 (expand_epilogue): Likewise.
7898 (avr_legitimize_address): Gut.
7899 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7900 (avr_hard_regno_nregs): New.
7901 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7902 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7903 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7904 add soft frame pointer.
7905 (CALL_USED_REGISTERS): Likewise.
7906 (REG_CLASS_CONTENTS): Likewise.
7907 (REGISTER_NAMES): Likewise.
7908 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7909 (HARD_FRAME_POINTER_REGNUM): New.
7910 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7911 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7912 remove the HARD_FRAME_POINTER self-elimination.
7914 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7917 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7918 DECL_EXTERNAL when checking for initializers of progmem variables.
7920 2012-01-12 Ira Rosen <irar@il.ibm.com>
7922 PR tree-optimization/51799
7923 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7924 that the last operation is a type demotion.
7926 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7929 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7931 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7934 * combine.c (distribute_notes): If i3 is a noreturn call,
7935 allow old_size to be equal to args_size and make sure the
7936 noreturn call gets REG_ARGS_SIZE note.
7937 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7938 on noreturn calls even when the delta is 0.
7940 2012-01-11 Nathan Sidwell <nathan@acm.org>
7942 * gcov.c (STRING_SIZE): Remove.
7943 (generate_results): Erase annotations for source files with no
7944 coverage information.
7946 (output_lines): Use it.
7948 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7950 * gimple.h (gimplify_body): Remove first argument.
7951 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7952 pointer set here, instead just pass DATA to walk_tree.
7953 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7954 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7955 (unvisit_body): Likewise, but with unmark_visited.
7956 (gimplify_body): Remove BODY_P argument and adjust.
7957 (gimplify_function_tree): Adjust call to gimplify_body.
7958 * omp-low.c (finalize_task_copyfn): Likewise.
7960 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7962 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7963 (build_function_type_skip_args): Delete.
7964 * tree.c (build_function_type_skip_args): Make static and add
7965 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7966 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7967 pass it to build_function_type_skip_args.
7968 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7969 (tree_function_versioning): Likewise.
7970 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7971 build_function_decl_skip_args.
7972 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7973 and pass it to build_function_decl_skip_args/tree_function_versioning.
7974 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7975 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7976 * trans-mem.c (ipa_tm_create_version): Likewise.
7977 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7978 * tree-inline.c (declare_return_variable): Remove always-true test.
7979 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7980 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7981 * ipa-split.c (split_function): Skip the return value for the split
7982 part if it doesn't return.
7984 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7986 PR tree-optimization/49642
7987 * ipa-split.c (forbidden_dominators): New variable.
7988 (check_forbidden_calls): New function.
7989 (dominated_by_forbidden): Likewise.
7990 (consider_split): Check for forbidden dominators.
7991 (execute_split_functions): Initialize and free forbidden
7992 dominators info; call check_forbidden_calls.
7994 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7996 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7998 2012-01-11 Nick Clifton <nickc@redhat.com>
8000 * config/rx/rx.md (return): Define pattern.
8002 2012-01-11 Richard Guenther <rguenther@suse.de>
8004 * doc/extend.texi (malloc attribute): Adjust according to
8007 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8008 Patrick Marlier <patrick.marlier@gmail.com>
8011 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8012 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8013 (ipa_tm_note_irrevocable): Same.
8014 (ipa_tm_scan_irr_block): Same.
8015 (ipa_tm_decrement_clone_counts): Same.
8016 (ipa_tm_scan_irr_function): Same.
8017 (ipa_tm_create_version_alias): Same.
8018 (ipa_tm_create_version): Same.
8019 (ipa_tm_transform_calls_redirect): Same.
8020 (ipa_tm_transform_calls): Same.
8021 (ipa_tm_transform_transaction): Same.
8022 (ipa_tm_execute): Same.
8024 2012-01-10 Richard Guenther <rguenther@suse.de>
8027 * opts.c (common_handle_option): Handle -Werror.
8029 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8031 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8034 2012-01-10 Jason Merrill <jason@redhat.com>
8036 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8039 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8041 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8042 supports R_386_TLS_GD_PLT reloc.
8043 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8044 supports R_386_TLS_LDM_PLT reloc.
8045 * configure: Regenerate.
8046 * config.in: Regenerate.
8048 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8051 Extend __pgmx semantics to linearize memory.
8052 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8053 determine if code comes inline or from libgcc.
8054 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8055 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8056 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8057 (movmemx_qi, movmemx_hi): New insns.
8058 (xload_<mode>_libgcc): Rewrite to new insn condition.
8059 (xload_<mode>): Remove insns.
8060 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8061 cases that don't satisfy avr_xload_libgcc_p().
8062 (avr_addr_space_convert): Allow converting in any direction.
8063 (avr_addr_space_subset_p): Return always true.
8064 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8065 (avr_emit_movmemhi): Ditto.
8066 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8067 (avr_out_movmem): Ditto.
8068 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8069 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8070 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8071 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8072 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8074 2012-01-10 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/50913
8077 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8078 Require data-refs to be representable by Graphite with respect
8081 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8083 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8084 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8086 2012-01-10 Tom de Vries <tom@codesourcery.com>
8088 PR rtl-optimization/51271
8089 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8090 handling annulled branch.
8092 2012-01-10 Richard Henderson <rth@redhat.com>
8094 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8095 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8096 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8097 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8098 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8099 arm_expand_vec_perm_const): New.
8100 * config/arm/arm-protos.h: Update.
8101 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8102 (*neon_vswp<VDQX>): New.
8103 (neon_vcombine<VDX>): Use neon_split_vcombine.
8104 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8105 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8106 (vec_perm<VE>): New.
8108 2012-01-10 Richard Henderson <rth@redhat.com>
8110 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8111 use it if reload_completed.
8112 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8113 arm_output_asm_insn, arm_process_output_memory_barrier,
8114 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8115 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8116 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8117 arm_process_output_sync_insn, arm_output_sync_insn,
8118 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8119 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8120 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8121 (emit_unlikely_jump): New.
8122 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8123 (arm_split_atomic_op): New.
8124 * config/arm/arm-protos.h: Update.
8125 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8126 (struct arm_sync_generator): Remove.
8127 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8128 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8129 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8130 (VUNSPEC_LL, VUNSPEC_SC): New.
8131 (sync_result, sync_memory, sync_required_value, sync_new_value,
8132 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8133 (attr length): Don't use arm_sync_loop_insns.
8134 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8135 (movsfcc, movdfcc): Likewise.
8136 * config/arm/constraints.md (Ua): New.
8137 * config/arm/prediates.md (mem_noofs_operand): New.
8138 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8139 (sync_clobber, sync_t2_reqd): Remove.
8140 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8141 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8142 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8143 (arm_sync_compare_and_swap<SIDI>): Remove.
8144 (arm_sync_compare_and_swap<NARROW>): Remove.
8145 (arm_sync_lock_test_and_set<SIDI>): Remove.
8146 (arm_sync_lock_test_and_set<NARROW>): Remove.
8147 (arm_sync_new_<syncop><SIDI>): Remove.
8148 (arm_sync_new_<syncop><NARROW>): Remove.
8149 (arm_sync_new_nand<SIDI>): Remove.
8150 (arm_sync_new_nand<NARROW>): Remove.
8151 (arm_sync_old_<syncop><SIDI>): Remove.
8152 (arm_sync_old_<syncop><NARROW>): Remove.
8153 (arm_sync_old_nand<SIDI>): Remove.
8154 (arm_sync_old_nand<NARROW>): Remove.
8155 (*memory_barrier): Merge arm_output_memory_barrier.
8156 (atomic_compare_and_swap<QHSD>): New.
8157 (atomic_compare_and_swap<NARROW>_1): New.
8158 (atomic_compare_and_swap<SIDI>_1): New.
8159 (atomic_exchange<QHSD>): New.
8160 (cas_cmp_operand, cas_cmp_str): New.
8161 (atomic_op_operand, atomic_op_str): New.
8162 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8163 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8164 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8165 (arm_load_exclusive<NARROW>): New.
8166 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8167 (arm_store_exclusive<QHSD>): New.
8169 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8171 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8172 reload patterns if -mvsx-scalar-memory.
8174 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8175 generated, even -mno-vsx-scalar-double was used.
8176 (vsx_xscvdpsp_scalar): Likewise.
8177 (vsx_xscvspdp_scalar2): Likewise.
8179 2012-01-09 Tom de Vries <tom@codesourcery.com>
8180 Andrew Pinski <apinski@cavium.com>
8183 * reorg.c (fill_slots_from_thread): Don't speculate
8184 frame-related insns.
8186 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8188 * sched-int.h (bb_note): Move to...
8189 * basic-block.h: ...here.
8190 * haifa-sched.c (bb_note): Move to...
8191 * cfgrtl.c: ...here.
8192 * function.c (next_block_for_reg): New function.
8193 (move_insn_for_shrink_wrap): Likewise.
8194 (prepare_shrink_wrap): Rewrite to use the above.
8196 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8198 * gimple.c (is_gimple_non_addressable): Remove.
8199 * gimple.h: Remove is_gimple_non_addressable.
8200 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8201 is_gimple_non_addressable.
8202 * trans-mem.c (expand_assign_tm): Same.
8204 2012-01-09 Richard Guenther <rguenther@suse.de>
8206 PR tree-optimization/51775
8207 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8208 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8210 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8212 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8214 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8216 2012-01-09 Richard Guenther <rguenther@suse.de>
8218 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8220 2012-01-08 Jan Hubicka <jh@suse.cz>
8222 PR tree-optimize/51680
8223 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8224 on when known_vals needs to be computed; cleanup.
8226 2012-01-08 Jan Hubicka <jh@suse.cz>
8228 PR tree-optimize/51694
8229 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8231 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8233 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8234 for -std=c++98 and -std=c++11 too.
8236 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8238 * cfgloop.c (cancel_loop): Add free() of bbs array.
8240 2012-01-07 Jan Hubicka <jh@suse.cz>
8242 PR tree-optimization/51600
8243 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8244 that benefits small functions.
8246 2012-01-07 Jan Hubicka <jh@suse.cz>
8248 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8250 2012-01-07 Jan Hubicka <jh@suse.cz>
8252 PR tree-optimization/51680
8253 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8254 whose inlining reduce unit size.
8256 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8259 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8260 Add canonical node to containing_mem chain after the non-canonical
8261 one, even if there weren't any locs to propagate.
8262 (remove_useless_values): Keep only canonical values.
8263 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8264 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8265 canonicalize mem_chain elements that are not discarded.
8267 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8270 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8271 before emitting functions.
8273 PR gcov-profile/50127
8274 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8275 clear_aux_for_blocks.
8277 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8280 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8282 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8284 * c-decl.c (ext_block): Moved up.
8285 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8287 2012-01-06 Han Shen <shenhan@google.com>
8289 Translate built-in include paths for sysroot.
8290 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8291 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8293 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8294 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8296 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8297 control whether sysroot should be prepended to gxx include dir.
8299 * configure: Regenerate.
8301 2012-01-06 Torvald Riegel <triegel@redhat.com>
8303 PR rtl-optimization/51771
8304 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8305 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8307 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8309 PR tree-optimization/51315
8310 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8311 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8313 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8316 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8317 for shrp pattern. Correctly handle and fixup shift variable.
8318 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8320 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8323 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8324 note when !ACCUMULATE_OUTGOING_ARGS.
8326 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8328 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8330 (extract_range_from_unary_expr_1): Avoid useless computations.
8332 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8334 PR rtl-optimization/51767
8335 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8336 of jump_block and add an extra edge for degenerated asm gotos.
8339 * stmt.c (check_unique_operand_names): Don't ICE during error
8340 reporting if i is from labels chain.
8343 * profile.c (branch_prob): Split bbs that have exit edge
8344 and need a fake entry edge too.
8346 2012-01-05 Jan Hubicka <jh@suse.cz>
8349 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8352 2012-01-05 Richard Guenther <rguenther@suse.de>
8355 * tree-streamer-out.c (write_ts_optimization): New function.
8356 (streamer_write_tree_body): Call it.
8357 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8358 (streamer_read_tree_body): Call it.
8359 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8361 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8364 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8365 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8366 in_cleanup_point_expr before gimplify_stmt call and restore it
8368 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8369 in_cleanup_point_expr is false.
8371 2012-01-05 Richard Guenther <rguenther@suse.de>
8374 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8376 * toplev.c (process_options): Reject combining mudflap and LTO.
8377 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8379 2012-01-05 Richard Guenther <rguenther@suse.de>
8381 PR tree-optimization/51760
8382 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8384 (bit_value_unop): Handle UNDEFINED operands.
8385 (bit_value_binop): Likewise.
8387 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8389 * config/avr/avr.c (avr_replace_prefix): Remove.
8390 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8391 (avr_asm_function_rodata_section): Ditto.
8392 (avr_asm_select_section): Ditto.
8394 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8396 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8399 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8402 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8403 calls that have any non-fake successor edges.
8406 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8408 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8410 PR tree-optimization/51624
8411 * tree-sra.c (build_ref_for_model): When replicating a chain of
8412 COMPONENT_REFs, stop as soon as the offset would become negative.
8414 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8417 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8418 in .debug_loc on the floor.
8420 2012-01-04 Andrew Pinski <apinski@cavium.com>
8422 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8424 2012-01-04 Andrew Pinski <apinski@cavium.com>
8425 Adam Nemet <anemet@caviumnetworks.com>
8427 * config/mips/mips.md (size): Add SI and DI.
8428 (SIZE): New mode attribute.
8429 (U): New code attribute.
8430 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8431 (mips_lbux_<mode>): Delete.
8432 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8433 (mips_lhx): Use gen_mips_lhx_extsi.
8434 (mips_lhx_<mode>): Delete.
8436 (mips_l<size>x): New expand.
8437 (mips_lwx_<mode>): Delete.
8438 (mips_l<GPR:size>x_<P:mode>): New pattern.
8439 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8440 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8441 * config/mips/mips.c (mips_lx_address_p): New function.
8442 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8443 (dsp64): New availability predicate.
8444 (mips_builtins): Add an entry for __builtin_mips_ldx.
8445 * config/mips/mips.h (ISA_HAS_LBX): New define.
8446 (ISA_HAS_LBUX): Likewise.
8447 (ISA_HAS_LHX): Likewise.
8448 (ISA_HAS_LHUX): Likewise.
8449 (ISA_HAS_LWX): Likewise.
8450 (ISA_HAS_LWUX): Likewise.
8451 (ISA_HAS_LDX): Likewise.
8452 * doc/extend.texi (__builtin_mips_ldx): Document.
8454 2012-01-04 Tristan Gingold <gingold@adacore.com>
8456 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8457 when long pointers are used.
8458 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8459 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8460 (ia64-hp-*vms*): Remove.
8461 * config/vms/xm-vms64.h: Delete.
8463 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8466 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8468 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8470 * opts.c (finish_options): Remove duplicate sorry.
8472 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8475 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8478 2012-01-04 Richard Guenther <rguenther@suse.de>
8481 * tree.c (size_low_cst): New function.
8482 * tree.h (size_low_cst): Declare.
8483 * fold-const.c (fold_comparison): Use it to extract the low
8484 part of the POINTER_PLUS_EXPR offset.
8486 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8488 Fix clearing ZERO_REG
8489 * config/avr/avr.md (cc): Add alternative "ldi".
8490 (movqi_insn): Use it in cc attribute.
8491 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8492 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8493 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8495 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8497 * configure: Regenerate.
8499 2012-01-04 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/49651
8502 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8503 (var_can_have_subvars): Use it.
8504 (get_constraint_for_1): Only consider subfields if there can be any.
8506 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8509 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8510 to its new canonical_cselib_val and the cselib_val was in
8511 first_containing_mem chain, but the canonical_cselib_val was not,
8512 add the latter into the chain.
8513 (cselib_invalidate_mem): Compare canonical_cselib_val of
8514 addr_list chain elt with v.
8517 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8518 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8520 (output_macinfo_op): Don't ggc_strdup fd->filename.
8521 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8522 then ggc_strdup it. Don't free inc->info or cur->info.
8523 (output_macinfo): Don't free ref->info or file->info.
8525 2012-01-03 Ira Rosen <irar@il.ibm.com>
8527 PR tree-optimization/51269
8528 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8529 first_niters a pointer.
8530 (slpeel_tree_peel_loop_to_edge): Likewise.
8531 (vect_do_peeling_for_loop_bound): Update call to
8532 slpeel_tree_peel_loop_to_edge.
8533 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8534 here. Remove it from the parameters list.
8535 (vect_do_peeling_for_alignment): Update calls and compute
8538 2012-01-03 Richard Guenther <rguenther@suse.de>
8540 PR tree-optimization/51070
8541 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8542 Properly handle calls.
8544 2012-01-03 Richard Guenther <rguenther@suse.de>
8546 PR tree-optimization/51692
8547 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8548 the LHS of allocation stmts.
8550 2012-01-03 Olivier Hainque <hainque@adacore.com>
8552 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8554 2012-01-03 Olivier Hainque <hainque@adacore.com>
8556 * collect2.c (main): In AIX specific computations for vector
8557 insertions, use CONST_CAST2 to cast from char ** to const char **.
8559 2012-01-03 Richard Guenther <rguenther@suse.de>
8562 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8563 the context of a limbo DIE when it does not already exist.
8565 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8567 PR tree-optimization/51719
8568 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8569 but direct call is, clear direct call's lhs and don't add fallthrough
8570 edge from dcall_bb to join_bb and PHIs.
8572 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8574 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8575 the instructions emitted by the pattern.
8576 ("*TDC_insn_<mode>"): Add comment.
8578 2012-01-03 Richard Guenther <rguenther@suse.de>
8581 * fold-const.c (fold_comparison): Properly canonicalize
8582 tree offset and HOST_WIDE_INT bit position.
8584 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8586 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8587 operands for extzv pattern.
8589 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8592 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8595 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8597 * doc/invoke.texi (-flto and related options): Copy-edit.
8599 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8601 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8603 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8605 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8608 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8610 * expr.h (move_by_pieces_ninsns): Declare.
8611 * expr.c (move_by_pieces_ninsns): Make external.
8612 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8613 (mips_store_by_pieces_p): Likewise.
8614 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8615 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8616 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8617 (mips_store_by_pieces_p): Likewise.
8619 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8621 * passes.c (register_one_dump_file): Free full_name.
8623 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8624 (calculate_elim_costs_all_insns): Free offsets_at and
8625 offsets_known_at at the end and clear the pointers.
8627 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8629 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8630 this option introduced in r180739.
8632 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8635 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8636 (tmake_file target=avr): Add avr/t-multilib.
8638 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8639 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8640 * config/avr/genmultilib.awk: New file.
8641 * config/avr/t-multilib: New auto-generated file.
8642 * config/avr/multilib.h: New auto-generated file.
8643 * config/avr/t-avr (AVR_MCUS): New variable.
8644 (genopt.sh): Use it.
8645 (s-mlib): Depend on t-multilib.
8646 (t-multilib, multilib.h): New dependencies.
8647 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8648 (MULTILIB_OPTIONS): Remove.
8649 (MULTILIB_MATCHES): Remove.
8650 (MULTILIB_DIRNAMES): Remove.
8651 (MULTILIB_EXCEPTIONS): Remove:
8652 * config/avr/genopt.sh: Don't use hard coded file name;
8653 pass AVR_MCUS from t-avr instead.
8655 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8657 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8659 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8661 Implement light-weight DImode support.
8662 * config/avr/avr-dimode.md: New file.
8663 * config/avr/avr.md: Include it.
8664 (adjust_len): Add plus64, compare64.
8665 (HIDI): Remove code iterator.
8666 (code_stdname): New code attribute.
8667 (rotx, rotsmode): Remove DI.
8668 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8670 * config/avr/avr-protos.h (avr_have_dimode): New.
8671 (avr_out_plus64, avr_out_compare64): New.
8672 * config/avr/avr.c (avr_out_compare): Handle DImode.
8673 (avr_have_dimode): New variable definition and initialization.
8674 (avr_out_compare64, avr_out_plus64): New functions.
8675 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8676 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8677 (avr_compare_pattern): Skip DImode comparisons.
8679 2012-01-02 Revital Eres <revital.eres@linaro.org>
8681 * ddg.c (def_has_ccmode_p): New function.
8682 (add_cross_iteration_register_deps,
8683 create_ddg_dep_from_intra_loop_link): Call it.
8685 2012-01-02 Richard Guenther <rguenther@suse.de>
8688 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8690 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8692 * gcc.c (process_command): Update copyright notice dates.
8693 * gcov.c (print_version): Likewise.
8694 * gcov-dump.c (print_version): Likewise.
8695 * mips-tfile.c (main): Likewise.
8696 * mips-tdump.c (main): Likewise.
8698 2012-01-01 Ira Rosen <irar@il.ibm.com>
8700 PR tree-optimization/51704
8701 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8702 a use is inside the basic block or loop before accessing its vect info.
8704 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8706 PR rtl-optimization/51069
8707 * cfgloopmanip.c (remove_path): Removing path making irreducible
8708 region unconditional makes BB part of the region.
8710 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8712 PR tree-optimization/51683
8713 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8714 calls with side-effects.
8715 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8717 Copyright (C) 2012 Free Software Foundation, Inc.
8719 Copying and distribution of this file, with or without modification,
8720 are permitted in any medium without royalty provided the copyright
8721 notice and this notice are preserved.